diff options
Diffstat (limited to 'html/081print.mu.html')
| -rw-r--r-- | html/081print.mu.html | 1518 |
1 files changed, 771 insertions, 747 deletions
diff --git a/html/081print.mu.html b/html/081print.mu.html index be2e0b60..cb70c427 100644 --- a/html/081print.mu.html +++ b/html/081print.mu.html @@ -6,7 +6,7 @@ <meta name="Generator" content="Vim/7.4"> <meta name="plugin-version" content="vim7.4_v2"> <meta name="syntax" content="none"> -<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy="> +<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> <meta name="colorscheme" content="minimal"> <style type="text/css"> <!-- @@ -15,10 +15,11 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color * { font-size: 12pt; font-size: 1em; } .muData { color: #ffff00; } .muControl { color: #c0a020; } +.Special { color: #c00000; } .Delimiter { color: #800080; } .Comment { color: #9090ff; } .Constant { color: #00a0a0; } -.Special { color: #c00000; } +.LineNr { color: #444444; } .CommentedCode { color: #6c6c6c; } .muRecipe { color: #ff8700; } .muScenario { color: #00af00; } @@ -28,755 +29,778 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color <script type='text/javascript'> <!-- +/* function to open any folds containing a jumped-to line before jumping to it */ +function JumpToLine() +{ + var lineNum; + lineNum = window.location.hash; + lineNum = lineNum.substr(1); /* strip off '#' */ + + if (lineNum.indexOf('L') == -1) { + lineNum = 'L'+lineNum; + } + lineElem = document.getElementById(lineNum); + /* Always jump to new location even if the line was hidden inside a fold, or + * we corrected the raw number to a line ID. + */ + if (lineElem) { + lineElem.scrollIntoView(true); + } + return true; +} +if ('onhashchange' in window) { + window.onhashchange = JumpToLine; +} + --> </script> </head> -<body> +<body onload='JumpToLine();'> <pre id='vimCodeElement'> -<span class="Comment"># Wrappers around print primitives that take a 'screen' object and are thus</span> -<span class="Comment"># easier to test.</span> - -<span class="muData">container</span> screen [ - num-rows:num - num-columns:num - cursor-row:num - cursor-column:num - data:&:@:screen-cell -] - -<span class="muData">container</span> screen-cell [ - contents:char - color:num -] - -<span class="muRecipe">def</span> new-fake-screen w:num, h:num<span class="muRecipe"> -> </span>result:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - result <span class="Special"><-</span> new <span class="Constant">screen:type</span> - bufsize:num <span class="Special"><-</span> multiply w, h - data:&:@:screen-cell <span class="Special"><-</span> new <span class="Constant">screen-cell:type</span>, bufsize - *result <span class="Special"><-</span> merge h/num-rows, w/num-columns, <span class="Constant">0/cursor-row</span>, <span class="Constant">0/cursor-column</span>, data - result <span class="Special"><-</span> clear-screen result -] - -<span class="muRecipe">def</span> clear-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - clear-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> - max:num <span class="Special"><-</span> length *buf - i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> - <span class="Delimiter">{</span> - done?:bool <span class="Special"><-</span> greater-or-equal i, max - <span class="muControl">break-if</span> done? - curr:screen-cell <span class="Special"><-</span> merge <span class="Constant">0/empty</span>, <span class="Constant">7/white</span> - *buf <span class="Special"><-</span> put-index *buf, i, curr - i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> - <span class="muControl">loop</span> - <span class="Delimiter">}</span> - <span class="Comment"># reset cursor</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>,<span class="Constant"> 0</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>,<span class="Constant"> 0</span> -] - -<span class="muRecipe">def</span> sync-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-if</span> screen <span class="Comment"># do nothing for fake screens</span> - sync-display -] - -<span class="muRecipe">def</span> fake-screen-is-empty? screen:&:screen<span class="muRecipe"> -> </span>result:bool [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-unless</span> screen, <span class="Constant">1/true</span> <span class="Comment"># do nothing for real screens</span> - buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> - i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> - len:num <span class="Special"><-</span> length *buf - <span class="Delimiter">{</span> - done?:bool <span class="Special"><-</span> greater-or-equal i, len - <span class="muControl">break-if</span> done? - curr:screen-cell <span class="Special"><-</span> index *buf, i - curr-contents:char <span class="Special"><-</span> get curr, <span class="Constant">contents:offset</span> - i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> - <span class="muControl">loop-unless</span> curr-contents - <span class="Comment"># not 0</span> - <span class="muControl">return</span> <span class="Constant">0/false</span> - <span class="Delimiter">}</span> - <span class="muControl">return</span> <span class="Constant">1/true</span> -] - -<span class="muRecipe">def</span> print screen:&:screen, c:char<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default color to white</span> - <span class="muControl">break-if</span> color-found? - color <span class="Special"><-</span> copy <span class="Constant">7/white</span> - <span class="Delimiter">}</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - c2:num <span class="Special"><-</span> character-to-code c - trace<span class="Constant"> 90</span>, <span class="Constant">[print-character]</span>, c2 - <span class="Delimiter">{</span> - <span class="Comment"># real screen</span> - <span class="muControl">break-if</span> screen - print-character-to-display c, color, bg-color - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - <span class="Comment"># (handle special cases exactly like in the real screen)</span> - width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> - height:num <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> - <span class="Comment"># if cursor is out of bounds, silently exit</span> - row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> - row <span class="Special"><-</span> round row - legal?:bool <span class="Special"><-</span> greater-or-equal row,<span class="Constant"> 0</span> - <span class="muControl">return-unless</span> legal? - legal? <span class="Special"><-</span> lesser-than row, height - <span class="muControl">return-unless</span> legal? - column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> - column <span class="Special"><-</span> round column - legal? <span class="Special"><-</span> greater-or-equal column,<span class="Constant"> 0</span> - <span class="muControl">return-unless</span> legal? - legal? <span class="Special"><-</span> lesser-than column, width - <span class="muControl">return-unless</span> legal? -<span class="CommentedCode">#? $print [print-character (], row, [, ], column, [): ], c, 10/newline</span> - <span class="Comment"># special-case: newline</span> - <span class="Delimiter">{</span> - newline?:bool <span class="Special"><-</span> equal c, <span class="Constant">10/newline</span> - <span class="muControl">break-unless</span> newline? - <span class="Delimiter">{</span> - <span class="Comment"># unless cursor is already at bottom</span> - bottom:num <span class="Special"><-</span> subtract height,<span class="Constant"> 1</span> - at-bottom?:bool <span class="Special"><-</span> greater-or-equal row, bottom - <span class="muControl">break-if</span> at-bottom? - <span class="Comment"># move it to the next row</span> - column <span class="Special"><-</span> copy<span class="Constant"> 0</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column - row <span class="Special"><-</span> add row,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row - <span class="Delimiter">}</span> - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># save character in fake screen</span> - index:num <span class="Special"><-</span> multiply row, width - index <span class="Special"><-</span> add index, column - buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> - len:num <span class="Special"><-</span> length *buf - <span class="Comment"># special-case: backspace</span> - <span class="Delimiter">{</span> - backspace?:bool <span class="Special"><-</span> equal c,<span class="Constant"> 8</span> - <span class="muControl">break-unless</span> backspace? - <span class="Delimiter">{</span> - <span class="Comment"># unless cursor is already at left margin</span> - at-left?:bool <span class="Special"><-</span> lesser-or-equal column,<span class="Constant"> 0</span> - <span class="muControl">break-if</span> at-left? - <span class="Comment"># clear previous location</span> - column <span class="Special"><-</span> subtract column,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column - index <span class="Special"><-</span> subtract index,<span class="Constant"> 1</span> - cursor:screen-cell <span class="Special"><-</span> merge <span class="Constant">32/space</span>, <span class="Constant">7/white</span> - *buf <span class="Special"><-</span> put-index *buf, index, cursor - <span class="Delimiter">}</span> - <span class="muControl">return</span> - <span class="Delimiter">}</span> - cursor:screen-cell <span class="Special"><-</span> merge c, color - *buf <span class="Special"><-</span> put-index *buf, index, cursor - <span class="Comment"># increment column unless it's already all the way to the right</span> - <span class="Delimiter">{</span> - right:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> - at-right?:bool <span class="Special"><-</span> greater-or-equal column, right - <span class="muControl">break-if</span> at-right? - column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column - <span class="Delimiter">}</span> -] - -<span class="muScenario">scenario</span> print-character-at-top-left [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - run [ - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a:char - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-character-at-fractional-coordinate [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - run [ - move-cursor fake-screen, 0.5,<span class="Constant"> 0</span> - fake-screen <span class="Special"><-</span> print fake-screen, a:char - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-character-in-color [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - run [ - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a:char, <span class="Constant">1/red</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># red</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-backspace-character [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - run [ - backspace:char <span class="Special"><-</span> copy <span class="Constant">8/backspace</span> - fake-screen <span class="Special"><-</span> print fake-screen, backspace - 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 11:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 32</span> <span class="Comment"># space, not 'a'</span> - <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-extra-backspace-character [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - run [ - backspace:char <span class="Special"><-</span> copy <span class="Constant">8/backspace</span> - fake-screen <span class="Special"><-</span> print fake-screen, backspace - fake-screen <span class="Special"><-</span> print fake-screen, backspace <span class="Comment"># cursor already at left margin</span> - 1:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 3:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> - <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 32</span> <span class="Comment"># space, not 'a'</span> - <span class="Constant"> 5</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 6</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-character-at-right-margin [ - <span class="Comment"># fill top row of screen with text</span> - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">2/width</span>, <span class="Constant">2/height</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - b:char <span class="Special"><-</span> copy <span class="Constant">98/b</span> - fake-screen <span class="Special"><-</span> print fake-screen, b - run [ - <span class="Comment"># cursor now at right margin</span> - c:char <span class="Special"><-</span> copy <span class="Constant">99/c</span> - fake-screen <span class="Special"><-</span> print fake-screen, c - 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 11:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor column</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 4</span> <span class="Comment"># width*height</span> - <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 99</span> <span class="Comment"># 'c' over 'b'</span> - <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-newline-character [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - run [ - newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> - fake-screen <span class="Special"><-</span> print fake-screen, newline - 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> - 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 12:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> - <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muScenario">scenario</span> print-newline-at-bottom-line [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> - fake-screen <span class="Special"><-</span> print fake-screen, newline - fake-screen <span class="Special"><-</span> print fake-screen, newline - run [ - <span class="Comment"># cursor now at bottom of screen</span> - fake-screen <span class="Special"><-</span> print fake-screen, newline - 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> - 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - ] - <span class="Comment"># doesn't move further down</span> - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> - ] -] - -<span class="muScenario">scenario</span> print-character-at-bottom-right [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">2/width</span>, <span class="Constant">2/height</span> - newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> - fake-screen <span class="Special"><-</span> print fake-screen, newline - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - b:char <span class="Special"><-</span> copy <span class="Constant">98/b</span> - fake-screen <span class="Special"><-</span> print fake-screen, b - c:char <span class="Special"><-</span> copy <span class="Constant">99/c</span> - fake-screen <span class="Special"><-</span> print fake-screen, c - fake-screen <span class="Special"><-</span> print fake-screen, newline - run [ - <span class="Comment"># cursor now at bottom right</span> - d:char <span class="Special"><-</span> copy <span class="Constant">100/d</span> - fake-screen <span class="Special"><-</span> print fake-screen, d - 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> - 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 20:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor column</span> - <span class="Constant"> 20</span> <span class="Special"><-</span><span class="Constant"> 4</span> <span class="Comment"># width*height</span> - <span class="Constant"> 21</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># unused</span> - <span class="Constant"> 22</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 23</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># unused</span> - <span class="Constant"> 24</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 25</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 26</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 27</span> <span class="Special"><-</span><span class="Constant"> 100</span> <span class="Comment"># 'd' over 'b' and 'c' and newline</span> - <span class="Constant"> 28</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 29</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muRecipe">def</span> clear-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - space:char <span class="Special"><-</span> copy <span class="Constant">0/nul</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - clear-line-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> - column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> - original-column:num <span class="Special"><-</span> copy column - <span class="Comment"># space over the entire line</span> - <span class="Delimiter">{</span> - right:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> - done?:bool <span class="Special"><-</span> greater-or-equal column, right - <span class="muControl">break-if</span> done? - print screen, space - column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> - <span class="muControl">loop</span> - <span class="Delimiter">}</span> - <span class="Comment"># now back to where the cursor was</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, original-column -] - -<span class="muRecipe">def</span> clear-line-until screen:&:screen, right:num/inclusive<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - _, column:num <span class="Special"><-</span> cursor-position screen - space:char <span class="Special"><-</span> copy <span class="Constant">32/space</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - <span class="Delimiter">{</span> - done?:bool <span class="Special"><-</span> greater-than column, right - <span class="muControl">break-if</span> done? - screen <span class="Special"><-</span> print screen, space, <span class="Constant">7/white</span>, bg-color <span class="Comment"># foreground color is mostly unused except if the cursor shows up at this cell</span> - column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> - <span class="muControl">loop</span> - <span class="Delimiter">}</span> -] - -<span class="muRecipe">def</span> cursor-position screen:&:screen<span class="muRecipe"> -> </span>row:num, column:num [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - row, column <span class="Special"><-</span> cursor-position-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> - column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> -] - -<span class="muRecipe">def</span> move-cursor screen:&:screen, new-row:num, new-column:num<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - move-cursor-on-display new-row, new-column - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, new-row - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, new-column -] - -<span class="muScenario">scenario</span> clear-line-erases-printed-characters [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - <span class="Comment"># print a character</span> - a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> - fake-screen <span class="Special"><-</span> print fake-screen, a - <span class="Comment"># move cursor to start of line</span> - fake-screen <span class="Special"><-</span> move-cursor fake-screen, <span class="Constant">0/row</span>, <span class="Constant">0/column</span> - run [ - fake-screen <span class="Special"><-</span> clear-line fake-screen - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 10:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - <span class="Comment"># screen should be blank</span> - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 7</span> - <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> - <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 7</span> - <span class="Constant"> 17</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 18</span> <span class="Special"><-</span><span class="Constant"> 7</span> - <span class="Constant"> 19</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 20</span> <span class="Special"><-</span><span class="Constant"> 7</span> - <span class="Constant"> 21</span> <span class="Special"><-</span><span class="Constant"> 0</span> - <span class="Constant"> 22</span> <span class="Special"><-</span><span class="Constant"> 7</span> - ] -] - -<span class="muRecipe">def</span> cursor-down screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - move-cursor-down-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - height:num <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> - row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> - max:num <span class="Special"><-</span> subtract height,<span class="Constant"> 1</span> - at-bottom?:bool <span class="Special"><-</span> greater-or-equal row, max - <span class="muControl">return-if</span> at-bottom? - row <span class="Special"><-</span> add row,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row -] - -<span class="muRecipe">def</span> cursor-up screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - move-cursor-up-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> - at-top?:bool <span class="Special"><-</span> lesser-or-equal row,<span class="Constant"> 0</span> - <span class="muControl">return-if</span> at-top? - row <span class="Special"><-</span> subtract row,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row -] - -<span class="muRecipe">def</span> cursor-right screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - move-cursor-right-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> - column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> - max:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> - at-bottom?:bool <span class="Special"><-</span> greater-or-equal column, max - <span class="muControl">return-if</span> at-bottom? - column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column -] - -<span class="muRecipe">def</span> cursor-left screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-if</span> screen - <span class="Comment"># real screen</span> - move-cursor-left-on-display - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># fake screen</span> - column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> - at-top?:bool <span class="Special"><-</span> lesser-or-equal column,<span class="Constant"> 0</span> - <span class="muControl">return-if</span> at-top? - column <span class="Special"><-</span> subtract column,<span class="Constant"> 1</span> - *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column -] - -<span class="muRecipe">def</span> cursor-to-start-of-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - row:num <span class="Special"><-</span> cursor-position screen - column:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> - screen <span class="Special"><-</span> move-cursor screen, row, column -] - -<span class="muRecipe">def</span> cursor-to-next-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - screen <span class="Special"><-</span> cursor-down screen - screen <span class="Special"><-</span> cursor-to-start-of-line screen -] - -<span class="muRecipe">def</span> move-cursor-to-column screen:&:screen, column:num<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - row:num, _ <span class="Special"><-</span> cursor-position screen - move-cursor screen, row, column -] - -<span class="muRecipe">def</span> screen-width screen:&:screen<span class="muRecipe"> -> </span>width:num [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-unless</span> screen - <span class="Comment"># fake screen</span> - width <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># real screen</span> - width <span class="Special"><-</span> display-width -] - -<span class="muRecipe">def</span> screen-height screen:&:screen<span class="muRecipe"> -> </span>height:num [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="Delimiter">{</span> - <span class="muControl">break-unless</span> screen - <span class="Comment"># fake screen</span> - height <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> - <span class="muControl">return</span> - <span class="Delimiter">}</span> - <span class="Comment"># real screen</span> - height <span class="Special"><-</span> display-height -] - -<span class="muRecipe">def</span> hide-cursor screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> - <span class="Comment"># real screen</span> - hide-cursor-on-display -] - -<span class="muRecipe">def</span> show-cursor screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> - <span class="Comment"># real screen</span> - show-cursor-on-display -] - -<span class="muRecipe">def</span> hide-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> - <span class="Comment"># real screen</span> - hide-display -] - -<span class="muRecipe">def</span> show-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> - <span class="Comment"># real screen</span> - show-display -] - -<span class="muRecipe">def</span> print screen:&:screen, s:text<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default color to white</span> - <span class="muControl">break-if</span> color-found? - color <span class="Special"><-</span> copy <span class="Constant">7/white</span> - <span class="Delimiter">}</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - len:num <span class="Special"><-</span> length *s - i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> - <span class="Delimiter">{</span> - done?:bool <span class="Special"><-</span> greater-or-equal i, len - <span class="muControl">break-if</span> done? - c:char <span class="Special"><-</span> index *s, i - print screen, c, color, bg-color - i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> - <span class="muControl">loop</span> - <span class="Delimiter">}</span> -] - -<span class="muScenario">scenario</span> print-text-stops-at-right-margin [ - <span class="Constant">local-scope</span> - fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> - run [ - fake-screen <span class="Special"><-</span> print fake-screen, <span class="Constant">[abcd]</span> - cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> - 10:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell - ] - memory-should-contain [ - <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> - <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> - <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 98</span> <span class="Comment"># 'b'</span> - <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 100</span> <span class="Comment"># 'd' overwrites 'c'</span> - <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> - <span class="Comment"># rest of screen is empty</span> - <span class="Constant"> 17</span> <span class="Special"><-</span><span class="Constant"> 0</span> - ] -] - -<span class="muRecipe">def</span> print-integer screen:&:screen, n:num<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default color to white</span> - <span class="muControl">break-if</span> color-found? - color <span class="Special"><-</span> copy <span class="Constant">7/white</span> - <span class="Delimiter">}</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - <span class="Comment"># todo: other bases besides decimal</span> - s:text <span class="Special"><-</span> to-text n - screen <span class="Special"><-</span> print screen, s, color, bg-color -] - -<span class="Comment"># for now, we can only print integers</span> -<span class="muRecipe">def</span> print screen:&:screen, n:num<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default color to white</span> - <span class="muControl">break-if</span> color-found? - color <span class="Special"><-</span> copy <span class="Constant">7/white</span> - <span class="Delimiter">}</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - screen <span class="Special"><-</span> print-integer screen, n, color, bg-color -] - -<span class="Comment"># addresses</span> -<span class="muRecipe">def</span> print screen:&:screen, n:&:_elem<span class="muRecipe"> -> </span>screen:&:screen [ - <span class="Constant">local-scope</span> - <span class="Constant">load-ingredients</span> - color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default color to white</span> - <span class="muControl">break-if</span> color-found? - color <span class="Special"><-</span> copy <span class="Constant">7/white</span> - <span class="Delimiter">}</span> - bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> - <span class="Delimiter">{</span> - <span class="Comment"># default bg-color to black</span> - <span class="muControl">break-if</span> bg-color-found? - bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> - <span class="Delimiter">}</span> - n2:num <span class="Special"><-</span> copy n - screen <span class="Special"><-</span> print-integer screen, n2, color, bg-color -] +<a name="L1"></a><span id="L1" class="LineNr"> 1 </span><span class="Comment"># Wrappers around print primitives that take a 'screen' object and are thus</span> +<a name="L2"></a><span id="L2" class="LineNr"> 2 </span><span class="Comment"># easier to test.</span> +<a name="L3"></a><span id="L3" class="LineNr"> 3 </span> +<a name="L4"></a><span id="L4" class="LineNr"> 4 </span><span class="muData">container</span> screen [ +<a name="L5"></a><span id="L5" class="LineNr"> 5 </span> num-rows:num +<a name="L6"></a><span id="L6" class="LineNr"> 6 </span> num-columns:num +<a name="L7"></a><span id="L7" class="LineNr"> 7 </span> cursor-row:num +<a name="L8"></a><span id="L8" class="LineNr"> 8 </span> cursor-column:num +<a name="L9"></a><span id="L9" class="LineNr"> 9 </span> data:&:@:screen-cell +<a name="L10"></a><span id="L10" class="LineNr"> 10 </span>] +<a name="L11"></a><span id="L11" class="LineNr"> 11 </span> +<a name="L12"></a><span id="L12" class="LineNr"> 12 </span><span class="muData">container</span> screen-cell [ +<a name="L13"></a><span id="L13" class="LineNr"> 13 </span> contents:char +<a name="L14"></a><span id="L14" class="LineNr"> 14 </span> color:num +<a name="L15"></a><span id="L15" class="LineNr"> 15 </span>] +<a name="L16"></a><span id="L16" class="LineNr"> 16 </span> +<a name="L17"></a><span id="L17" class="LineNr"> 17 </span><span class="muRecipe">def</span> new-fake-screen w:num, h:num<span class="muRecipe"> -> </span>result:&:screen [ +<a name="L18"></a><span id="L18" class="LineNr"> 18 </span> <span class="Constant">local-scope</span> +<a name="L19"></a><span id="L19" class="LineNr"> 19 </span> <span class="Constant">load-ingredients</span> +<a name="L20"></a><span id="L20" class="LineNr"> 20 </span> result <span class="Special"><-</span> new <span class="Constant">screen:type</span> +<a name="L21"></a><span id="L21" class="LineNr"> 21 </span> bufsize:num <span class="Special"><-</span> multiply w, h +<a name="L22"></a><span id="L22" class="LineNr"> 22 </span> data:&:@:screen-cell <span class="Special"><-</span> new <span class="Constant">screen-cell:type</span>, bufsize +<a name="L23"></a><span id="L23" class="LineNr"> 23 </span> *result <span class="Special"><-</span> merge h/num-rows, w/num-columns, <span class="Constant">0/cursor-row</span>, <span class="Constant">0/cursor-column</span>, data +<a name="L24"></a><span id="L24" class="LineNr"> 24 </span> result <span class="Special"><-</span> clear-screen result +<a name="L25"></a><span id="L25" class="LineNr"> 25 </span>] +<a name="L26"></a><span id="L26" class="LineNr"> 26 </span> +<a name="L27"></a><span id="L27" class="LineNr"> 27 </span><span class="muRecipe">def</span> clear-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L28"></a><span id="L28" class="LineNr"> 28 </span> <span class="Constant">local-scope</span> +<a name="L29"></a><span id="L29" class="LineNr"> 29 </span> <span class="Constant">load-ingredients</span> +<a name="L30"></a><span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">{</span> +<a name="L31"></a><span id="L31" class="LineNr"> 31 </span> <span class="muControl">break-if</span> screen +<a name="L32"></a><span id="L32" class="LineNr"> 32 </span> <span class="Comment"># real screen</span> +<a name="L33"></a><span id="L33" class="LineNr"> 33 </span> clear-display +<a name="L34"></a><span id="L34" class="LineNr"> 34 </span> <span class="muControl">return</span> +<a name="L35"></a><span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span> +<a name="L36"></a><span id="L36" class="LineNr"> 36 </span> <span class="Comment"># fake screen</span> +<a name="L37"></a><span id="L37" class="LineNr"> 37 </span> buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> +<a name="L38"></a><span id="L38" class="LineNr"> 38 </span> max:num <span class="Special"><-</span> length *buf +<a name="L39"></a><span id="L39" class="LineNr"> 39 </span> i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> +<a name="L40"></a><span id="L40" class="LineNr"> 40 </span> <span class="Delimiter">{</span> +<a name="L41"></a><span id="L41" class="LineNr"> 41 </span> done?:bool <span class="Special"><-</span> greater-or-equal i, max +<a name="L42"></a><span id="L42" class="LineNr"> 42 </span> <span class="muControl">break-if</span> done? +<a name="L43"></a><span id="L43" class="LineNr"> 43 </span> curr:screen-cell <span class="Special"><-</span> merge <span class="Constant">0/empty</span>, <span class="Constant">7/white</span> +<a name="L44"></a><span id="L44" class="LineNr"> 44 </span> *buf <span class="Special"><-</span> put-index *buf, i, curr +<a name="L45"></a><span id="L45" class="LineNr"> 45 </span> i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> +<a name="L46"></a><span id="L46" class="LineNr"> 46 </span> <span class="muControl">loop</span> +<a name="L47"></a><span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">}</span> +<a name="L48"></a><span id="L48" class="LineNr"> 48 </span> <span class="Comment"># reset cursor</span> +<a name="L49"></a><span id="L49" class="LineNr"> 49 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>,<span class="Constant"> 0</span> +<a name="L50"></a><span id="L50" class="LineNr"> 50 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>,<span class="Constant"> 0</span> +<a name="L51"></a><span id="L51" class="LineNr"> 51 </span>] +<a name="L52"></a><span id="L52" class="LineNr"> 52 </span> +<a name="L53"></a><span id="L53" class="LineNr"> 53 </span><span class="muRecipe">def</span> sync-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L54"></a><span id="L54" class="LineNr"> 54 </span> <span class="Constant">local-scope</span> +<a name="L55"></a><span id="L55" class="LineNr"> 55 </span> <span class="Constant">load-ingredients</span> +<a name="L56"></a><span id="L56" class="LineNr"> 56 </span> <span class="muControl">return-if</span> screen <span class="Comment"># do nothing for fake screens</span> +<a name="L57"></a><span id="L57" class="LineNr"> 57 </span> sync-display +<a name="L58"></a><span id="L58" class="LineNr"> 58 </span>] +<a name="L59"></a><span id="L59" class="LineNr"> 59 </span> +<a name="L60"></a><span id="L60" class="LineNr"> 60 </span><span class="muRecipe">def</span> fake-screen-is-empty? screen:&:screen<span class="muRecipe"> -> </span>result:bool [ +<a name="L61"></a><span id="L61" class="LineNr"> 61 </span> <span class="Constant">local-scope</span> +<a name="L62"></a><span id="L62" class="LineNr"> 62 </span> <span class="Constant">load-ingredients</span> +<a name="L63"></a><span id="L63" class="LineNr"> 63 </span> <span class="muControl">return-unless</span> screen, <span class="Constant">1/true</span> <span class="Comment"># do nothing for real screens</span> +<a name="L64"></a><span id="L64" class="LineNr"> 64 </span> buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> +<a name="L65"></a><span id="L65" class="LineNr"> 65 </span> i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> +<a name="L66"></a><span id="L66" class="LineNr"> 66 </span> len:num <span class="Special"><-</span> length *buf +<a name="L67"></a><span id="L67" class="LineNr"> 67 </span> <span class="Delimiter">{</span> +<a name="L68"></a><span id="L68" class="LineNr"> 68 </span> done?:bool <span class="Special"><-</span> greater-or-equal i, len +<a name="L69"></a><span id="L69" class="LineNr"> 69 </span> <span class="muControl">break-if</span> done? +<a name="L70"></a><span id="L70" class="LineNr"> 70 </span> curr:screen-cell <span class="Special"><-</span> index *buf, i +<a name="L71"></a><span id="L71" class="LineNr"> 71 </span> curr-contents:char <span class="Special"><-</span> get curr, <span class="Constant">contents:offset</span> +<a name="L72"></a><span id="L72" class="LineNr"> 72 </span> i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> +<a name="L73"></a><span id="L73" class="LineNr"> 73 </span> <span class="muControl">loop-unless</span> curr-contents +<a name="L74"></a><span id="L74" class="LineNr"> 74 </span> <span class="Comment"># not 0</span> +<a name="L75"></a><span id="L75" class="LineNr"> 75 </span> <span class="muControl">return</span> <span class="Constant">0/false</span> +<a name="L76"></a><span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span> +<a name="L77"></a><span id="L77" class="LineNr"> 77 </span> <span class="muControl">return</span> <span class="Constant">1/true</span> +<a name="L78"></a><span id="L78" class="LineNr"> 78 </span>] +<a name="L79"></a><span id="L79" class="LineNr"> 79 </span> +<a name="L80"></a><span id="L80" class="LineNr"> 80 </span><span class="muRecipe">def</span> print screen:&:screen, c:char<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L81"></a><span id="L81" class="LineNr"> 81 </span> <span class="Constant">local-scope</span> +<a name="L82"></a><span id="L82" class="LineNr"> 82 </span> <span class="Constant">load-ingredients</span> +<a name="L83"></a><span id="L83" class="LineNr"> 83 </span> color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L84"></a><span id="L84" class="LineNr"> 84 </span> <span class="Delimiter">{</span> +<a name="L85"></a><span id="L85" class="LineNr"> 85 </span> <span class="Comment"># default color to white</span> +<a name="L86"></a><span id="L86" class="LineNr"> 86 </span> <span class="muControl">break-if</span> color-found? +<a name="L87"></a><span id="L87" class="LineNr"> 87 </span> color <span class="Special"><-</span> copy <span class="Constant">7/white</span> +<a name="L88"></a><span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">}</span> +<a name="L89"></a><span id="L89" class="LineNr"> 89 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L90"></a><span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">{</span> +<a name="L91"></a><span id="L91" class="LineNr"> 91 </span> <span class="Comment"># default bg-color to black</span> +<a name="L92"></a><span id="L92" class="LineNr"> 92 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L93"></a><span id="L93" class="LineNr"> 93 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L94"></a><span id="L94" class="LineNr"> 94 </span> <span class="Delimiter">}</span> +<a name="L95"></a><span id="L95" class="LineNr"> 95 </span> c2:num <span class="Special"><-</span> character-to-code c +<a name="L96"></a><span id="L96" class="LineNr"> 96 </span> trace<span class="Constant"> 90</span>, <span class="Constant">[print-character]</span>, c2 +<a name="L97"></a><span id="L97" class="LineNr"> 97 </span> <span class="Delimiter">{</span> +<a name="L98"></a><span id="L98" class="LineNr"> 98 </span> <span class="Comment"># real screen</span> +<a name="L99"></a><span id="L99" class="LineNr"> 99 </span> <span class="muControl">break-if</span> screen +<a name="L100"></a><span id="L100" class="LineNr">100 </span> print-character-to-display c, color, bg-color +<a name="L101"></a><span id="L101" class="LineNr">101 </span> <span class="muControl">return</span> +<a name="L102"></a><span id="L102" class="LineNr">102 </span> <span class="Delimiter">}</span> +<a name="L103"></a><span id="L103" class="LineNr">103 </span> <span class="Comment"># fake screen</span> +<a name="L104"></a><span id="L104" class="LineNr">104 </span> <span class="Comment"># (handle special cases exactly like in the real screen)</span> +<a name="L105"></a><span id="L105" class="LineNr">105 </span> width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> +<a name="L106"></a><span id="L106" class="LineNr">106 </span> height:num <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> +<a name="L107"></a><span id="L107" class="LineNr">107 </span> <span class="Comment"># if cursor is out of bounds, silently exit</span> +<a name="L108"></a><span id="L108" class="LineNr">108 </span> row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> +<a name="L109"></a><span id="L109" class="LineNr">109 </span> row <span class="Special"><-</span> round row +<a name="L110"></a><span id="L110" class="LineNr">110 </span> legal?:bool <span class="Special"><-</span> greater-or-equal row,<span class="Constant"> 0</span> +<a name="L111"></a><span id="L111" class="LineNr">111 </span> <span class="muControl">return-unless</span> legal? +<a name="L112"></a><span id="L112" class="LineNr">112 </span> legal? <span class="Special"><-</span> lesser-than row, height +<a name="L113"></a><span id="L113" class="LineNr">113 </span> <span class="muControl">return-unless</span> legal? +<a name="L114"></a><span id="L114" class="LineNr">114 </span> column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> +<a name="L115"></a><span id="L115" class="LineNr">115 </span> column <span class="Special"><-</span> round column +<a name="L116"></a><span id="L116" class="LineNr">116 </span> legal? <span class="Special"><-</span> greater-or-equal column,<span class="Constant"> 0</span> +<a name="L117"></a><span id="L117" class="LineNr">117 </span> <span class="muControl">return-unless</span> legal? +<a name="L118"></a><span id="L118" class="LineNr">118 </span> legal? <span class="Special"><-</span> lesser-than column, width +<a name="L119"></a><span id="L119" class="LineNr">119 </span> <span class="muControl">return-unless</span> legal? +<a name="L120"></a><span id="L120" class="LineNr">120 </span><span class="CommentedCode">#? $print [print-character (], row, [, ], column, [): ], c, 10/newline</span> +<a name="L121"></a><span id="L121" class="LineNr">121 </span> <span class="Comment"># special-case: newline</span> +<a name="L122"></a><span id="L122" class="LineNr">122 </span> <span class="Delimiter">{</span> +<a name="L123"></a><span id="L123" class="LineNr">123 </span> newline?:bool <span class="Special"><-</span> equal c, <span class="Constant">10/newline</span> +<a name="L124"></a><span id="L124" class="LineNr">124 </span> <span class="muControl">break-unless</span> newline? +<a name="L125"></a><span id="L125" class="LineNr">125 </span> <span class="Delimiter">{</span> +<a name="L126"></a><span id="L126" class="LineNr">126 </span> <span class="Comment"># unless cursor is already at bottom</span> +<a name="L127"></a><span id="L127" class="LineNr">127 </span> bottom:num <span class="Special"><-</span> subtract height,<span class="Constant"> 1</span> +<a name="L128"></a><span id="L128" class="LineNr">128 </span> at-bottom?:bool <span class="Special"><-</span> greater-or-equal row, bottom +<a name="L129"></a><span id="L129" class="LineNr">129 </span> <span class="muControl">break-if</span> at-bottom? +<a name="L130"></a><span id="L130" class="LineNr">130 </span> <span class="Comment"># move it to the next row</span> +<a name="L131"></a><span id="L131" class="LineNr">131 </span> column <span class="Special"><-</span> copy<span class="Constant"> 0</span> +<a name="L132"></a><span id="L132" class="LineNr">132 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column +<a name="L133"></a><span id="L133" class="LineNr">133 </span> row <span class="Special"><-</span> add row,<span class="Constant"> 1</span> +<a name="L134"></a><span id="L134" class="LineNr">134 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row +<a name="L135"></a><span id="L135" class="LineNr">135 </span> <span class="Delimiter">}</span> +<a name="L136"></a><span id="L136" class="LineNr">136 </span> <span class="muControl">return</span> +<a name="L137"></a><span id="L137" class="LineNr">137 </span> <span class="Delimiter">}</span> +<a name="L138"></a><span id="L138" class="LineNr">138 </span> <span class="Comment"># save character in fake screen</span> +<a name="L139"></a><span id="L139" class="LineNr">139 </span> index:num <span class="Special"><-</span> multiply row, width +<a name="L140"></a><span id="L140" class="LineNr">140 </span> index <span class="Special"><-</span> add index, column +<a name="L141"></a><span id="L141" class="LineNr">141 </span> buf:&:@:screen-cell <span class="Special"><-</span> get *screen, <span class="Constant">data:offset</span> +<a name="L142"></a><span id="L142" class="LineNr">142 </span> len:num <span class="Special"><-</span> length *buf +<a name="L143"></a><span id="L143" class="LineNr">143 </span> <span class="Comment"># special-case: backspace</span> +<a name="L144"></a><span id="L144" class="LineNr">144 </span> <span class="Delimiter">{</span> +<a name="L145"></a><span id="L145" class="LineNr">145 </span> backspace?:bool <span class="Special"><-</span> equal c,<span class="Constant"> 8</span> +<a name="L146"></a><span id="L146" class="LineNr">146 </span> <span class="muControl">break-unless</span> backspace? +<a name="L147"></a><span id="L147" class="LineNr">147 </span> <span class="Delimiter">{</span> +<a name="L148"></a><span id="L148" class="LineNr">148 </span> <span class="Comment"># unless cursor is already at left margin</span> +<a name="L149"></a><span id="L149" class="LineNr">149 </span> at-left?:bool <span class="Special"><-</span> lesser-or-equal column,<span class="Constant"> 0</span> +<a name="L150"></a><span id="L150" class="LineNr">150 </span> <span class="muControl">break-if</span> at-left? +<a name="L151"></a><span id="L151" class="LineNr">151 </span> <span class="Comment"># clear previous location</span> +<a name="L152"></a><span id="L152" class="LineNr">152 </span> column <span class="Special"><-</span> subtract column,<span class="Constant"> 1</span> +<a name="L153"></a><span id="L153" class="LineNr">153 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column +<a name="L154"></a><span id="L154" class="LineNr">154 </span> index <span class="Special"><-</span> subtract index,<span class="Constant"> 1</span> +<a name="L155"></a><span id="L155" class="LineNr">155 </span> cursor:screen-cell <span class="Special"><-</span> merge <span class="Constant">32/space</span>, <span class="Constant">7/white</span> +<a name="L156"></a><span id="L156" class="LineNr">156 </span> *buf <span class="Special"><-</span> put-index *buf, index, cursor +<a name="L157"></a><span id="L157" class="LineNr">157 </span> <span class="Delimiter">}</span> +<a name="L158"></a><span id="L158" class="LineNr">158 </span> <span class="muControl">return</span> +<a name="L159"></a><span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span> +<a name="L160"></a><span id="L160" class="LineNr">160 </span> cursor:screen-cell <span class="Special"><-</span> merge c, color +<a name="L161"></a><span id="L161" class="LineNr">161 </span> *buf <span class="Special"><-</span> put-index *buf, index, cursor +<a name="L162"></a><span id="L162" class="LineNr">162 </span> <span class="Comment"># increment column unless it's already all the way to the right</span> +<a name="L163"></a><span id="L163" class="LineNr">163 </span> <span class="Delimiter">{</span> +<a name="L164"></a><span id="L164" class="LineNr">164 </span> right:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> +<a name="L165"></a><span id="L165" class="LineNr">165 </span> at-right?:bool <span class="Special"><-</span> greater-or-equal column, right +<a name="L166"></a><span id="L166" class="LineNr">166 </span> <span class="muControl">break-if</span> at-right? +<a name="L167"></a><span id="L167" class="LineNr">167 </span> column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> +<a name="L168"></a><span id="L168" class="LineNr">168 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column +<a name="L169"></a><span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span> +<a name="L170"></a><span id="L170" class="LineNr">170 </span>] +<a name="L171"></a><span id="L171" class="LineNr">171 </span> +<a name="L172"></a><span id="L172" class="LineNr">172 </span><span class="muScenario">scenario</span> print-character-at-top-left [ +<a name="L173"></a><span id="L173" class="LineNr">173 </span> <span class="Constant">local-scope</span> +<a name="L174"></a><span id="L174" class="LineNr">174 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L175"></a><span id="L175" class="LineNr">175 </span> run [ +<a name="L176"></a><span id="L176" class="LineNr">176 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L177"></a><span id="L177" class="LineNr">177 </span> fake-screen <span class="Special"><-</span> print fake-screen, a:char +<a name="L178"></a><span id="L178" class="LineNr">178 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L179"></a><span id="L179" class="LineNr">179 </span> 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L180"></a><span id="L180" class="LineNr">180 </span> ] +<a name="L181"></a><span id="L181" class="LineNr">181 </span> memory-should-contain [ +<a name="L182"></a><span id="L182" class="LineNr">182 </span> <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L183"></a><span id="L183" class="LineNr">183 </span> <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L184"></a><span id="L184" class="LineNr">184 </span> <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L185"></a><span id="L185" class="LineNr">185 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L186"></a><span id="L186" class="LineNr">186 </span> <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L187"></a><span id="L187" class="LineNr">187 </span> ] +<a name="L188"></a><span id="L188" class="LineNr">188 </span>] +<a name="L189"></a><span id="L189" class="LineNr">189 </span> +<a name="L190"></a><span id="L190" class="LineNr">190 </span><span class="muScenario">scenario</span> print-character-at-fractional-coordinate [ +<a name="L191"></a><span id="L191" class="LineNr">191 </span> <span class="Constant">local-scope</span> +<a name="L192"></a><span id="L192" class="LineNr">192 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L193"></a><span id="L193" class="LineNr">193 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L194"></a><span id="L194" class="LineNr">194 </span> run [ +<a name="L195"></a><span id="L195" class="LineNr">195 </span> move-cursor fake-screen, 0.5,<span class="Constant"> 0</span> +<a name="L196"></a><span id="L196" class="LineNr">196 </span> fake-screen <span class="Special"><-</span> print fake-screen, a:char +<a name="L197"></a><span id="L197" class="LineNr">197 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L198"></a><span id="L198" class="LineNr">198 </span> 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L199"></a><span id="L199" class="LineNr">199 </span> ] +<a name="L200"></a><span id="L200" class="LineNr">200 </span> memory-should-contain [ +<a name="L201"></a><span id="L201" class="LineNr">201 </span> <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L202"></a><span id="L202" class="LineNr">202 </span> <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L203"></a><span id="L203" class="LineNr">203 </span> <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L204"></a><span id="L204" class="LineNr">204 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L205"></a><span id="L205" class="LineNr">205 </span> <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L206"></a><span id="L206" class="LineNr">206 </span> ] +<a name="L207"></a><span id="L207" class="LineNr">207 </span>] +<a name="L208"></a><span id="L208" class="LineNr">208 </span> +<a name="L209"></a><span id="L209" class="LineNr">209 </span><span class="muScenario">scenario</span> print-character-in-color [ +<a name="L210"></a><span id="L210" class="LineNr">210 </span> <span class="Constant">local-scope</span> +<a name="L211"></a><span id="L211" class="LineNr">211 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L212"></a><span id="L212" class="LineNr">212 </span> run [ +<a name="L213"></a><span id="L213" class="LineNr">213 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L214"></a><span id="L214" class="LineNr">214 </span> fake-screen <span class="Special"><-</span> print fake-screen, a:char, <span class="Constant">1/red</span> +<a name="L215"></a><span id="L215" class="LineNr">215 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L216"></a><span id="L216" class="LineNr">216 </span> 1:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L217"></a><span id="L217" class="LineNr">217 </span> ] +<a name="L218"></a><span id="L218" class="LineNr">218 </span> memory-should-contain [ +<a name="L219"></a><span id="L219" class="LineNr">219 </span> <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L220"></a><span id="L220" class="LineNr">220 </span> <span class="Constant"> 2</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L221"></a><span id="L221" class="LineNr">221 </span> <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># red</span> +<a name="L222"></a><span id="L222" class="LineNr">222 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L223"></a><span id="L223" class="LineNr">223 </span> <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L224"></a><span id="L224" class="LineNr">224 </span> ] +<a name="L225"></a><span id="L225" class="LineNr">225 </span>] +<a name="L226"></a><span id="L226" class="LineNr">226 </span> +<a name="L227"></a><span id="L227" class="LineNr">227 </span><span class="muScenario">scenario</span> print-backspace-character [ +<a name="L228"></a><span id="L228" class="LineNr">228 </span> <span class="Constant">local-scope</span> +<a name="L229"></a><span id="L229" class="LineNr">229 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L230"></a><span id="L230" class="LineNr">230 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L231"></a><span id="L231" class="LineNr">231 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L232"></a><span id="L232" class="LineNr">232 </span> run [ +<a name="L233"></a><span id="L233" class="LineNr">233 </span> backspace:char <span class="Special"><-</span> copy <span class="Constant">8/backspace</span> +<a name="L234"></a><span id="L234" class="LineNr">234 </span> fake-screen <span class="Special"><-</span> print fake-screen, backspace +<a name="L235"></a><span id="L235" class="LineNr">235 </span> 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L236"></a><span id="L236" class="LineNr">236 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L237"></a><span id="L237" class="LineNr">237 </span> 11:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L238"></a><span id="L238" class="LineNr">238 </span> ] +<a name="L239"></a><span id="L239" class="LineNr">239 </span> memory-should-contain [ +<a name="L240"></a><span id="L240" class="LineNr">240 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> +<a name="L241"></a><span id="L241" class="LineNr">241 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L242"></a><span id="L242" class="LineNr">242 </span> <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 32</span> <span class="Comment"># space, not 'a'</span> +<a name="L243"></a><span id="L243" class="LineNr">243 </span> <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L244"></a><span id="L244" class="LineNr">244 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L245"></a><span id="L245" class="LineNr">245 </span> <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L246"></a><span id="L246" class="LineNr">246 </span> ] +<a name="L247"></a><span id="L247" class="LineNr">247 </span>] +<a name="L248"></a><span id="L248" class="LineNr">248 </span> +<a name="L249"></a><span id="L249" class="LineNr">249 </span><span class="muScenario">scenario</span> print-extra-backspace-character [ +<a name="L250"></a><span id="L250" class="LineNr">250 </span> <span class="Constant">local-scope</span> +<a name="L251"></a><span id="L251" class="LineNr">251 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L252"></a><span id="L252" class="LineNr">252 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L253"></a><span id="L253" class="LineNr">253 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L254"></a><span id="L254" class="LineNr">254 </span> run [ +<a name="L255"></a><span id="L255" class="LineNr">255 </span> backspace:char <span class="Special"><-</span> copy <span class="Constant">8/backspace</span> +<a name="L256"></a><span id="L256" class="LineNr">256 </span> fake-screen <span class="Special"><-</span> print fake-screen, backspace +<a name="L257"></a><span id="L257" class="LineNr">257 </span> fake-screen <span class="Special"><-</span> print fake-screen, backspace <span class="Comment"># cursor already at left margin</span> +<a name="L258"></a><span id="L258" class="LineNr">258 </span> 1:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L259"></a><span id="L259" class="LineNr">259 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L260"></a><span id="L260" class="LineNr">260 </span> 3:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L261"></a><span id="L261" class="LineNr">261 </span> ] +<a name="L262"></a><span id="L262" class="LineNr">262 </span> memory-should-contain [ +<a name="L263"></a><span id="L263" class="LineNr">263 </span> <span class="Constant"> 1</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> +<a name="L264"></a><span id="L264" class="LineNr">264 </span> <span class="Constant"> 3</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L265"></a><span id="L265" class="LineNr">265 </span> <span class="Constant"> 4</span> <span class="Special"><-</span><span class="Constant"> 32</span> <span class="Comment"># space, not 'a'</span> +<a name="L266"></a><span id="L266" class="LineNr">266 </span> <span class="Constant"> 5</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L267"></a><span id="L267" class="LineNr">267 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L268"></a><span id="L268" class="LineNr">268 </span> <span class="Constant"> 6</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L269"></a><span id="L269" class="LineNr">269 </span> ] +<a name="L270"></a><span id="L270" class="LineNr">270 </span>] +<a name="L271"></a><span id="L271" class="LineNr">271 </span> +<a name="L272"></a><span id="L272" class="LineNr">272 </span><span class="muScenario">scenario</span> print-character-at-right-margin [ +<a name="L273"></a><span id="L273" class="LineNr">273 </span> <span class="Comment"># fill top row of screen with text</span> +<a name="L274"></a><span id="L274" class="LineNr">274 </span> <span class="Constant">local-scope</span> +<a name="L275"></a><span id="L275" class="LineNr">275 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">2/width</span>, <span class="Constant">2/height</span> +<a name="L276"></a><span id="L276" class="LineNr">276 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L277"></a><span id="L277" class="LineNr">277 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L278"></a><span id="L278" class="LineNr">278 </span> b:char <span class="Special"><-</span> copy <span class="Constant">98/b</span> +<a name="L279"></a><span id="L279" class="LineNr">279 </span> fake-screen <span class="Special"><-</span> print fake-screen, b +<a name="L280"></a><span id="L280" class="LineNr">280 </span> run [ +<a name="L281"></a><span id="L281" class="LineNr">281 </span> <span class="Comment"># cursor now at right margin</span> +<a name="L282"></a><span id="L282" class="LineNr">282 </span> c:char <span class="Special"><-</span> copy <span class="Constant">99/c</span> +<a name="L283"></a><span id="L283" class="LineNr">283 </span> fake-screen <span class="Special"><-</span> print fake-screen, c +<a name="L284"></a><span id="L284" class="LineNr">284 </span> 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L285"></a><span id="L285" class="LineNr">285 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L286"></a><span id="L286" class="LineNr">286 </span> 11:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L287"></a><span id="L287" class="LineNr">287 </span> ] +<a name="L288"></a><span id="L288" class="LineNr">288 </span> memory-should-contain [ +<a name="L289"></a><span id="L289" class="LineNr">289 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor column</span> +<a name="L290"></a><span id="L290" class="LineNr">290 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 4</span> <span class="Comment"># width*height</span> +<a name="L291"></a><span id="L291" class="LineNr">291 </span> <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L292"></a><span id="L292" class="LineNr">292 </span> <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L293"></a><span id="L293" class="LineNr">293 </span> <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 99</span> <span class="Comment"># 'c' over 'b'</span> +<a name="L294"></a><span id="L294" class="LineNr">294 </span> <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L295"></a><span id="L295" class="LineNr">295 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L296"></a><span id="L296" class="LineNr">296 </span> <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L297"></a><span id="L297" class="LineNr">297 </span> ] +<a name="L298"></a><span id="L298" class="LineNr">298 </span>] +<a name="L299"></a><span id="L299" class="LineNr">299 </span> +<a name="L300"></a><span id="L300" class="LineNr">300 </span><span class="muScenario">scenario</span> print-newline-character [ +<a name="L301"></a><span id="L301" class="LineNr">301 </span> <span class="Constant">local-scope</span> +<a name="L302"></a><span id="L302" class="LineNr">302 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L303"></a><span id="L303" class="LineNr">303 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L304"></a><span id="L304" class="LineNr">304 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L305"></a><span id="L305" class="LineNr">305 </span> run [ +<a name="L306"></a><span id="L306" class="LineNr">306 </span> newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> +<a name="L307"></a><span id="L307" class="LineNr">307 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L308"></a><span id="L308" class="LineNr">308 </span> 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> +<a name="L309"></a><span id="L309" class="LineNr">309 </span> 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L310"></a><span id="L310" class="LineNr">310 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L311"></a><span id="L311" class="LineNr">311 </span> 12:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L312"></a><span id="L312" class="LineNr">312 </span> ] +<a name="L313"></a><span id="L313" class="LineNr">313 </span> memory-should-contain [ +<a name="L314"></a><span id="L314" class="LineNr">314 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> +<a name="L315"></a><span id="L315" class="LineNr">315 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> +<a name="L316"></a><span id="L316" class="LineNr">316 </span> <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L317"></a><span id="L317" class="LineNr">317 </span> <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L318"></a><span id="L318" class="LineNr">318 </span> <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L319"></a><span id="L319" class="LineNr">319 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L320"></a><span id="L320" class="LineNr">320 </span> <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L321"></a><span id="L321" class="LineNr">321 </span> ] +<a name="L322"></a><span id="L322" class="LineNr">322 </span>] +<a name="L323"></a><span id="L323" class="LineNr">323 </span> +<a name="L324"></a><span id="L324" class="LineNr">324 </span><span class="muScenario">scenario</span> print-newline-at-bottom-line [ +<a name="L325"></a><span id="L325" class="LineNr">325 </span> <span class="Constant">local-scope</span> +<a name="L326"></a><span id="L326" class="LineNr">326 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L327"></a><span id="L327" class="LineNr">327 </span> newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> +<a name="L328"></a><span id="L328" class="LineNr">328 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L329"></a><span id="L329" class="LineNr">329 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L330"></a><span id="L330" class="LineNr">330 </span> run [ +<a name="L331"></a><span id="L331" class="LineNr">331 </span> <span class="Comment"># cursor now at bottom of screen</span> +<a name="L332"></a><span id="L332" class="LineNr">332 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L333"></a><span id="L333" class="LineNr">333 </span> 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> +<a name="L334"></a><span id="L334" class="LineNr">334 </span> 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L335"></a><span id="L335" class="LineNr">335 </span> ] +<a name="L336"></a><span id="L336" class="LineNr">336 </span> <span class="Comment"># doesn't move further down</span> +<a name="L337"></a><span id="L337" class="LineNr">337 </span> memory-should-contain [ +<a name="L338"></a><span id="L338" class="LineNr">338 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> +<a name="L339"></a><span id="L339" class="LineNr">339 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># cursor column</span> +<a name="L340"></a><span id="L340" class="LineNr">340 </span> ] +<a name="L341"></a><span id="L341" class="LineNr">341 </span>] +<a name="L342"></a><span id="L342" class="LineNr">342 </span> +<a name="L343"></a><span id="L343" class="LineNr">343 </span><span class="muScenario">scenario</span> print-character-at-bottom-right [ +<a name="L344"></a><span id="L344" class="LineNr">344 </span> <span class="Constant">local-scope</span> +<a name="L345"></a><span id="L345" class="LineNr">345 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">2/width</span>, <span class="Constant">2/height</span> +<a name="L346"></a><span id="L346" class="LineNr">346 </span> newline:char <span class="Special"><-</span> copy <span class="Constant">10/newline</span> +<a name="L347"></a><span id="L347" class="LineNr">347 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L348"></a><span id="L348" class="LineNr">348 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L349"></a><span id="L349" class="LineNr">349 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L350"></a><span id="L350" class="LineNr">350 </span> b:char <span class="Special"><-</span> copy <span class="Constant">98/b</span> +<a name="L351"></a><span id="L351" class="LineNr">351 </span> fake-screen <span class="Special"><-</span> print fake-screen, b +<a name="L352"></a><span id="L352" class="LineNr">352 </span> c:char <span class="Special"><-</span> copy <span class="Constant">99/c</span> +<a name="L353"></a><span id="L353" class="LineNr">353 </span> fake-screen <span class="Special"><-</span> print fake-screen, c +<a name="L354"></a><span id="L354" class="LineNr">354 </span> fake-screen <span class="Special"><-</span> print fake-screen, newline +<a name="L355"></a><span id="L355" class="LineNr">355 </span> run [ +<a name="L356"></a><span id="L356" class="LineNr">356 </span> <span class="Comment"># cursor now at bottom right</span> +<a name="L357"></a><span id="L357" class="LineNr">357 </span> d:char <span class="Special"><-</span> copy <span class="Constant">100/d</span> +<a name="L358"></a><span id="L358" class="LineNr">358 </span> fake-screen <span class="Special"><-</span> print fake-screen, d +<a name="L359"></a><span id="L359" class="LineNr">359 </span> 10:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-row:offset</span> +<a name="L360"></a><span id="L360" class="LineNr">360 </span> 11:num/<span class="Special">raw</span> <span class="Special"><-</span> get *fake-screen, <span class="Constant">cursor-column:offset</span> +<a name="L361"></a><span id="L361" class="LineNr">361 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L362"></a><span id="L362" class="LineNr">362 </span> 20:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L363"></a><span id="L363" class="LineNr">363 </span> ] +<a name="L364"></a><span id="L364" class="LineNr">364 </span> memory-should-contain [ +<a name="L365"></a><span id="L365" class="LineNr">365 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor row</span> +<a name="L366"></a><span id="L366" class="LineNr">366 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 1</span> <span class="Comment"># cursor column</span> +<a name="L367"></a><span id="L367" class="LineNr">367 </span> <span class="Constant"> 20</span> <span class="Special"><-</span><span class="Constant"> 4</span> <span class="Comment"># width*height</span> +<a name="L368"></a><span id="L368" class="LineNr">368 </span> <span class="Constant"> 21</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># unused</span> +<a name="L369"></a><span id="L369" class="LineNr">369 </span> <span class="Constant"> 22</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L370"></a><span id="L370" class="LineNr">370 </span> <span class="Constant"> 23</span> <span class="Special"><-</span><span class="Constant"> 0</span> <span class="Comment"># unused</span> +<a name="L371"></a><span id="L371" class="LineNr">371 </span> <span class="Constant"> 24</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L372"></a><span id="L372" class="LineNr">372 </span> <span class="Constant"> 25</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L373"></a><span id="L373" class="LineNr">373 </span> <span class="Constant"> 26</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L374"></a><span id="L374" class="LineNr">374 </span> <span class="Constant"> 27</span> <span class="Special"><-</span><span class="Constant"> 100</span> <span class="Comment"># 'd' over 'b' and 'c' and newline</span> +<a name="L375"></a><span id="L375" class="LineNr">375 </span> <span class="Constant"> 28</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L376"></a><span id="L376" class="LineNr">376 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L377"></a><span id="L377" class="LineNr">377 </span> <span class="Constant"> 29</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L378"></a><span id="L378" class="LineNr">378 </span> ] +<a name="L379"></a><span id="L379" class="LineNr">379 </span>] +<a name="L380"></a><span id="L380" class="LineNr">380 </span> +<a name="L381"></a><span id="L381" class="LineNr">381 </span><span class="muRecipe">def</span> clear-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L382"></a><span id="L382" class="LineNr">382 </span> <span class="Constant">local-scope</span> +<a name="L383"></a><span id="L383" class="LineNr">383 </span> <span class="Constant">load-ingredients</span> +<a name="L384"></a><span id="L384" class="LineNr">384 </span> space:char <span class="Special"><-</span> copy <span class="Constant">0/nul</span> +<a name="L385"></a><span id="L385" class="LineNr">385 </span> <span class="Delimiter">{</span> +<a name="L386"></a><span id="L386" class="LineNr">386 </span> <span class="muControl">break-if</span> screen +<a name="L387"></a><span id="L387" class="LineNr">387 </span> <span class="Comment"># real screen</span> +<a name="L388"></a><span id="L388" class="LineNr">388 </span> clear-line-on-display +<a name="L389"></a><span id="L389" class="LineNr">389 </span> <span class="muControl">return</span> +<a name="L390"></a><span id="L390" class="LineNr">390 </span> <span class="Delimiter">}</span> +<a name="L391"></a><span id="L391" class="LineNr">391 </span> <span class="Comment"># fake screen</span> +<a name="L392"></a><span id="L392" class="LineNr">392 </span> width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> +<a name="L393"></a><span id="L393" class="LineNr">393 </span> column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> +<a name="L394"></a><span id="L394" class="LineNr">394 </span> original-column:num <span class="Special"><-</span> copy column +<a name="L395"></a><span id="L395" class="LineNr">395 </span> <span class="Comment"># space over the entire line</span> +<a name="L396"></a><span id="L396" class="LineNr">396 </span> <span class="Delimiter">{</span> +<a name="L397"></a><span id="L397" class="LineNr">397 </span> right:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> +<a name="L398"></a><span id="L398" class="LineNr">398 </span> done?:bool <span class="Special"><-</span> greater-or-equal column, right +<a name="L399"></a><span id="L399" class="LineNr">399 </span> <span class="muControl">break-if</span> done? +<a name="L400"></a><span id="L400" class="LineNr">400 </span> print screen, space +<a name="L401"></a><span id="L401" class="LineNr">401 </span> column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> +<a name="L402"></a><span id="L402" class="LineNr">402 </span> <span class="muControl">loop</span> +<a name="L403"></a><span id="L403" class="LineNr">403 </span> <span class="Delimiter">}</span> +<a name="L404"></a><span id="L404" class="LineNr">404 </span> <span class="Comment"># now back to where the cursor was</span> +<a name="L405"></a><span id="L405" class="LineNr">405 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, original-column +<a name="L406"></a><span id="L406" class="LineNr">406 </span>] +<a name="L407"></a><span id="L407" class="LineNr">407 </span> +<a name="L408"></a><span id="L408" class="LineNr">408 </span><span class="muRecipe">def</span> clear-line-until screen:&:screen, right:num/inclusive<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L409"></a><span id="L409" class="LineNr">409 </span> <span class="Constant">local-scope</span> +<a name="L410"></a><span id="L410" class="LineNr">410 </span> <span class="Constant">load-ingredients</span> +<a name="L411"></a><span id="L411" class="LineNr">411 </span> _, column:num <span class="Special"><-</span> cursor-position screen +<a name="L412"></a><span id="L412" class="LineNr">412 </span> space:char <span class="Special"><-</span> copy <span class="Constant">32/space</span> +<a name="L413"></a><span id="L413" class="LineNr">413 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L414"></a><span id="L414" class="LineNr">414 </span> <span class="Delimiter">{</span> +<a name="L415"></a><span id="L415" class="LineNr">415 </span> <span class="Comment"># default bg-color to black</span> +<a name="L416"></a><span id="L416" class="LineNr">416 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L417"></a><span id="L417" class="LineNr">417 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L418"></a><span id="L418" class="LineNr">418 </span> <span class="Delimiter">}</span> +<a name="L419"></a><span id="L419" class="LineNr">419 </span> <span class="Delimiter">{</span> +<a name="L420"></a><span id="L420" class="LineNr">420 </span> done?:bool <span class="Special"><-</span> greater-than column, right +<a name="L421"></a><span id="L421" class="LineNr">421 </span> <span class="muControl">break-if</span> done? +<a name="L422"></a><span id="L422" class="LineNr">422 </span> screen <span class="Special"><-</span> print screen, space, <span class="Constant">7/white</span>, bg-color <span class="Comment"># foreground color is mostly unused except if the cursor shows up at this cell</span> +<a name="L423"></a><span id="L423" class="LineNr">423 </span> column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> +<a name="L424"></a><span id="L424" class="LineNr">424 </span> <span class="muControl">loop</span> +<a name="L425"></a><span id="L425" class="LineNr">425 </span> <span class="Delimiter">}</span> +<a name="L426"></a><span id="L426" class="LineNr">426 </span>] +<a name="L427"></a><span id="L427" class="LineNr">427 </span> +<a name="L428"></a><span id="L428" class="LineNr">428 </span><span class="muRecipe">def</span> cursor-position screen:&:screen<span class="muRecipe"> -> </span>row:num, column:num [ +<a name="L429"></a><span id="L429" class="LineNr">429 </span> <span class="Constant">local-scope</span> +<a name="L430"></a><span id="L430" class="LineNr">430 </span> <span class="Constant">load-ingredients</span> +<a name="L431"></a><span id="L431" class="LineNr">431 </span> <span class="Delimiter">{</span> +<a name="L432"></a><span id="L432" class="LineNr">432 </span> <span class="muControl">break-if</span> screen +<a name="L433"></a><span id="L433" class="LineNr">433 </span> <span class="Comment"># real screen</span> +<a name="L434"></a><span id="L434" class="LineNr">434 </span> row, column <span class="Special"><-</span> cursor-position-on-display +<a name="L435"></a><span id="L435" class="LineNr">435 </span> <span class="muControl">return</span> +<a name="L436"></a><span id="L436" class="LineNr">436 </span> <span class="Delimiter">}</span> +<a name="L437"></a><span id="L437" class="LineNr">437 </span> <span class="Comment"># fake screen</span> +<a name="L438"></a><span id="L438" class="LineNr">438 </span> row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> +<a name="L439"></a><span id="L439" class="LineNr">439 </span> column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> +<a name="L440"></a><span id="L440" class="LineNr">440 </span>] +<a name="L441"></a><span id="L441" class="LineNr">441 </span> +<a name="L442"></a><span id="L442" class="LineNr">442 </span><span class="muRecipe">def</span> move-cursor screen:&:screen, new-row:num, new-column:num<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L443"></a><span id="L443" class="LineNr">443 </span> <span class="Constant">local-scope</span> +<a name="L444"></a><span id="L444" class="LineNr">444 </span> <span class="Constant">load-ingredients</span> +<a name="L445"></a><span id="L445" class="LineNr">445 </span> <span class="Delimiter">{</span> +<a name="L446"></a><span id="L446" class="LineNr">446 </span> <span class="muControl">break-if</span> screen +<a name="L447"></a><span id="L447" class="LineNr">447 </span> <span class="Comment"># real screen</span> +<a name="L448"></a><span id="L448" class="LineNr">448 </span> move-cursor-on-display new-row, new-column +<a name="L449"></a><span id="L449" class="LineNr">449 </span> <span class="muControl">return</span> +<a name="L450"></a><span id="L450" class="LineNr">450 </span> <span class="Delimiter">}</span> +<a name="L451"></a><span id="L451" class="LineNr">451 </span> <span class="Comment"># fake screen</span> +<a name="L452"></a><span id="L452" class="LineNr">452 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, new-row +<a name="L453"></a><span id="L453" class="LineNr">453 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, new-column +<a name="L454"></a><span id="L454" class="LineNr">454 </span>] +<a name="L455"></a><span id="L455" class="LineNr">455 </span> +<a name="L456"></a><span id="L456" class="LineNr">456 </span><span class="muScenario">scenario</span> clear-line-erases-printed-characters [ +<a name="L457"></a><span id="L457" class="LineNr">457 </span> <span class="Constant">local-scope</span> +<a name="L458"></a><span id="L458" class="LineNr">458 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L459"></a><span id="L459" class="LineNr">459 </span> <span class="Comment"># print a character</span> +<a name="L460"></a><span id="L460" class="LineNr">460 </span> a:char <span class="Special"><-</span> copy <span class="Constant">97/a</span> +<a name="L461"></a><span id="L461" class="LineNr">461 </span> fake-screen <span class="Special"><-</span> print fake-screen, a +<a name="L462"></a><span id="L462" class="LineNr">462 </span> <span class="Comment"># move cursor to start of line</span> +<a name="L463"></a><span id="L463" class="LineNr">463 </span> fake-screen <span class="Special"><-</span> move-cursor fake-screen, <span class="Constant">0/row</span>, <span class="Constant">0/column</span> +<a name="L464"></a><span id="L464" class="LineNr">464 </span> run [ +<a name="L465"></a><span id="L465" class="LineNr">465 </span> fake-screen <span class="Special"><-</span> clear-line fake-screen +<a name="L466"></a><span id="L466" class="LineNr">466 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L467"></a><span id="L467" class="LineNr">467 </span> 10:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L468"></a><span id="L468" class="LineNr">468 </span> ] +<a name="L469"></a><span id="L469" class="LineNr">469 </span> <span class="Comment"># screen should be blank</span> +<a name="L470"></a><span id="L470" class="LineNr">470 </span> memory-should-contain [ +<a name="L471"></a><span id="L471" class="LineNr">471 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L472"></a><span id="L472" class="LineNr">472 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L473"></a><span id="L473" class="LineNr">473 </span> <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L474"></a><span id="L474" class="LineNr">474 </span> <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L475"></a><span id="L475" class="LineNr">475 </span> <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L476"></a><span id="L476" class="LineNr">476 </span> <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L477"></a><span id="L477" class="LineNr">477 </span> <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L478"></a><span id="L478" class="LineNr">478 </span> <span class="Constant"> 17</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L479"></a><span id="L479" class="LineNr">479 </span> <span class="Constant"> 18</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L480"></a><span id="L480" class="LineNr">480 </span> <span class="Constant"> 19</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L481"></a><span id="L481" class="LineNr">481 </span> <span class="Constant"> 20</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L482"></a><span id="L482" class="LineNr">482 </span> <span class="Constant"> 21</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L483"></a><span id="L483" class="LineNr">483 </span> <span class="Constant"> 22</span> <span class="Special"><-</span><span class="Constant"> 7</span> +<a name="L484"></a><span id="L484" class="LineNr">484 </span> ] +<a name="L485"></a><span id="L485" class="LineNr">485 </span>] +<a name="L486"></a><span id="L486" class="LineNr">486 </span> +<a name="L487"></a><span id="L487" class="LineNr">487 </span><span class="muRecipe">def</span> cursor-down screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L488"></a><span id="L488" class="LineNr">488 </span> <span class="Constant">local-scope</span> +<a name="L489"></a><span id="L489" class="LineNr">489 </span> <span class="Constant">load-ingredients</span> +<a name="L490"></a><span id="L490" class="LineNr">490 </span> <span class="Delimiter">{</span> +<a name="L491"></a><span id="L491" class="LineNr">491 </span> <span class="muControl">break-if</span> screen +<a name="L492"></a><span id="L492" class="LineNr">492 </span> <span class="Comment"># real screen</span> +<a name="L493"></a><span id="L493" class="LineNr">493 </span> move-cursor-down-on-display +<a name="L494"></a><span id="L494" class="LineNr">494 </span> <span class="muControl">return</span> +<a name="L495"></a><span id="L495" class="LineNr">495 </span> <span class="Delimiter">}</span> +<a name="L496"></a><span id="L496" class="LineNr">496 </span> <span class="Comment"># fake screen</span> +<a name="L497"></a><span id="L497" class="LineNr">497 </span> height:num <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> +<a name="L498"></a><span id="L498" class="LineNr">498 </span> row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> +<a name="L499"></a><span id="L499" class="LineNr">499 </span> max:num <span class="Special"><-</span> subtract height,<span class="Constant"> 1</span> +<a name="L500"></a><span id="L500" class="LineNr">500 </span> at-bottom?:bool <span class="Special"><-</span> greater-or-equal row, max +<a name="L501"></a><span id="L501" class="LineNr">501 </span> <span class="muControl">return-if</span> at-bottom? +<a name="L502"></a><span id="L502" class="LineNr">502 </span> row <span class="Special"><-</span> add row,<span class="Constant"> 1</span> +<a name="L503"></a><span id="L503" class="LineNr">503 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row +<a name="L504"></a><span id="L504" class="LineNr">504 </span>] +<a name="L505"></a><span id="L505" class="LineNr">505 </span> +<a name="L506"></a><span id="L506" class="LineNr">506 </span><span class="muRecipe">def</span> cursor-up screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L507"></a><span id="L507" class="LineNr">507 </span> <span class="Constant">local-scope</span> +<a name="L508"></a><span id="L508" class="LineNr">508 </span> <span class="Constant">load-ingredients</span> +<a name="L509"></a><span id="L509" class="LineNr">509 </span> <span class="Delimiter">{</span> +<a name="L510"></a><span id="L510" class="LineNr">510 </span> <span class="muControl">break-if</span> screen +<a name="L511"></a><span id="L511" class="LineNr">511 </span> <span class="Comment"># real screen</span> +<a name="L512"></a><span id="L512" class="LineNr">512 </span> move-cursor-up-on-display +<a name="L513"></a><span id="L513" class="LineNr">513 </span> <span class="muControl">return</span> +<a name="L514"></a><span id="L514" class="LineNr">514 </span> <span class="Delimiter">}</span> +<a name="L515"></a><span id="L515" class="LineNr">515 </span> <span class="Comment"># fake screen</span> +<a name="L516"></a><span id="L516" class="LineNr">516 </span> row:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-row:offset</span> +<a name="L517"></a><span id="L517" class="LineNr">517 </span> at-top?:bool <span class="Special"><-</span> lesser-or-equal row,<span class="Constant"> 0</span> +<a name="L518"></a><span id="L518" class="LineNr">518 </span> <span class="muControl">return-if</span> at-top? +<a name="L519"></a><span id="L519" class="LineNr">519 </span> row <span class="Special"><-</span> subtract row,<span class="Constant"> 1</span> +<a name="L520"></a><span id="L520" class="LineNr">520 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-row:offset</span>, row +<a name="L521"></a><span id="L521" class="LineNr">521 </span>] +<a name="L522"></a><span id="L522" class="LineNr">522 </span> +<a name="L523"></a><span id="L523" class="LineNr">523 </span><span class="muRecipe">def</span> cursor-right screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L524"></a><span id="L524" class="LineNr">524 </span> <span class="Constant">local-scope</span> +<a name="L525"></a><span id="L525" class="LineNr">525 </span> <span class="Constant">load-ingredients</span> +<a name="L526"></a><span id="L526" class="LineNr">526 </span> <span class="Delimiter">{</span> +<a name="L527"></a><span id="L527" class="LineNr">527 </span> <span class="muControl">break-if</span> screen +<a name="L528"></a><span id="L528" class="LineNr">528 </span> <span class="Comment"># real screen</span> +<a name="L529"></a><span id="L529" class="LineNr">529 </span> move-cursor-right-on-display +<a name="L530"></a><span id="L530" class="LineNr">530 </span> <span class="muControl">return</span> +<a name="L531"></a><span id="L531" class="LineNr">531 </span> <span class="Delimiter">}</span> +<a name="L532"></a><span id="L532" class="LineNr">532 </span> <span class="Comment"># fake screen</span> +<a name="L533"></a><span id="L533" class="LineNr">533 </span> width:num <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> +<a name="L534"></a><span id="L534" class="LineNr">534 </span> column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> +<a name="L535"></a><span id="L535" class="LineNr">535 </span> max:num <span class="Special"><-</span> subtract width,<span class="Constant"> 1</span> +<a name="L536"></a><span id="L536" class="LineNr">536 </span> at-bottom?:bool <span class="Special"><-</span> greater-or-equal column, max +<a name="L537"></a><span id="L537" class="LineNr">537 </span> <span class="muControl">return-if</span> at-bottom? +<a name="L538"></a><span id="L538" class="LineNr">538 </span> column <span class="Special"><-</span> add column,<span class="Constant"> 1</span> +<a name="L539"></a><span id="L539" class="LineNr">539 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column +<a name="L540"></a><span id="L540" class="LineNr">540 </span>] +<a name="L541"></a><span id="L541" class="LineNr">541 </span> +<a name="L542"></a><span id="L542" class="LineNr">542 </span><span class="muRecipe">def</span> cursor-left screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L543"></a><span id="L543" class="LineNr">543 </span> <span class="Constant">local-scope</span> +<a name="L544"></a><span id="L544" class="LineNr">544 </span> <span class="Constant">load-ingredients</span> +<a name="L545"></a><span id="L545" class="LineNr">545 </span> <span class="Delimiter">{</span> +<a name="L546"></a><span id="L546" class="LineNr">546 </span> <span class="muControl">break-if</span> screen +<a name="L547"></a><span id="L547" class="LineNr">547 </span> <span class="Comment"># real screen</span> +<a name="L548"></a><span id="L548" class="LineNr">548 </span> move-cursor-left-on-display +<a name="L549"></a><span id="L549" class="LineNr">549 </span> <span class="muControl">return</span> +<a name="L550"></a><span id="L550" class="LineNr">550 </span> <span class="Delimiter">}</span> +<a name="L551"></a><span id="L551" class="LineNr">551 </span> <span class="Comment"># fake screen</span> +<a name="L552"></a><span id="L552" class="LineNr">552 </span> column:num <span class="Special"><-</span> get *screen, <span class="Constant">cursor-column:offset</span> +<a name="L553"></a><span id="L553" class="LineNr">553 </span> at-top?:bool <span class="Special"><-</span> lesser-or-equal column,<span class="Constant"> 0</span> +<a name="L554"></a><span id="L554" class="LineNr">554 </span> <span class="muControl">return-if</span> at-top? +<a name="L555"></a><span id="L555" class="LineNr">555 </span> column <span class="Special"><-</span> subtract column,<span class="Constant"> 1</span> +<a name="L556"></a><span id="L556" class="LineNr">556 </span> *screen <span class="Special"><-</span> put *screen, <span class="Constant">cursor-column:offset</span>, column +<a name="L557"></a><span id="L557" class="LineNr">557 </span>] +<a name="L558"></a><span id="L558" class="LineNr">558 </span> +<a name="L559"></a><span id="L559" class="LineNr">559 </span><span class="muRecipe">def</span> cursor-to-start-of-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L560"></a><span id="L560" class="LineNr">560 </span> <span class="Constant">local-scope</span> +<a name="L561"></a><span id="L561" class="LineNr">561 </span> <span class="Constant">load-ingredients</span> +<a name="L562"></a><span id="L562" class="LineNr">562 </span> row:num <span class="Special"><-</span> cursor-position screen +<a name="L563"></a><span id="L563" class="LineNr">563 </span> column:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> +<a name="L564"></a><span id="L564" class="LineNr">564 </span> screen <span class="Special"><-</span> move-cursor screen, row, column +<a name="L565"></a><span id="L565" class="LineNr">565 </span>] +<a name="L566"></a><span id="L566" class="LineNr">566 </span> +<a name="L567"></a><span id="L567" class="LineNr">567 </span><span class="muRecipe">def</span> cursor-to-next-line screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L568"></a><span id="L568" class="LineNr">568 </span> <span class="Constant">local-scope</span> +<a name="L569"></a><span id="L569" class="LineNr">569 </span> <span class="Constant">load-ingredients</span> +<a name="L570"></a><span id="L570" class="LineNr">570 </span> screen <span class="Special"><-</span> cursor-down screen +<a name="L571"></a><span id="L571" class="LineNr">571 </span> screen <span class="Special"><-</span> cursor-to-start-of-line screen +<a name="L572"></a><span id="L572" class="LineNr">572 </span>] +<a name="L573"></a><span id="L573" class="LineNr">573 </span> +<a name="L574"></a><span id="L574" class="LineNr">574 </span><span class="muRecipe">def</span> move-cursor-to-column screen:&:screen, column:num<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L575"></a><span id="L575" class="LineNr">575 </span> <span class="Constant">local-scope</span> +<a name="L576"></a><span id="L576" class="LineNr">576 </span> <span class="Constant">load-ingredients</span> +<a name="L577"></a><span id="L577" class="LineNr">577 </span> row:num, _ <span class="Special"><-</span> cursor-position screen +<a name="L578"></a><span id="L578" class="LineNr">578 </span> move-cursor screen, row, column +<a name="L579"></a><span id="L579" class="LineNr">579 </span>] +<a name="L580"></a><span id="L580" class="LineNr">580 </span> +<a name="L581"></a><span id="L581" class="LineNr">581 </span><span class="muRecipe">def</span> screen-width screen:&:screen<span class="muRecipe"> -> </span>width:num [ +<a name="L582"></a><span id="L582" class="LineNr">582 </span> <span class="Constant">local-scope</span> +<a name="L583"></a><span id="L583" class="LineNr">583 </span> <span class="Constant">load-ingredients</span> +<a name="L584"></a><span id="L584" class="LineNr">584 </span> <span class="Delimiter">{</span> +<a name="L585"></a><span id="L585" class="LineNr">585 </span> <span class="muControl">break-unless</span> screen +<a name="L586"></a><span id="L586" class="LineNr">586 </span> <span class="Comment"># fake screen</span> +<a name="L587"></a><span id="L587" class="LineNr">587 </span> width <span class="Special"><-</span> get *screen, <span class="Constant">num-columns:offset</span> +<a name="L588"></a><span id="L588" class="LineNr">588 </span> <span class="muControl">return</span> +<a name="L589"></a><span id="L589" class="LineNr">589 </span> <span class="Delimiter">}</span> +<a name="L590"></a><span id="L590" class="LineNr">590 </span> <span class="Comment"># real screen</span> +<a name="L591"></a><span id="L591" class="LineNr">591 </span> width <span class="Special"><-</span> display-width +<a name="L592"></a><span id="L592" class="LineNr">592 </span>] +<a name="L593"></a><span id="L593" class="LineNr">593 </span> +<a name="L594"></a><span id="L594" class="LineNr">594 </span><span class="muRecipe">def</span> screen-height screen:&:screen<span class="muRecipe"> -> </span>height:num [ +<a name="L595"></a><span id="L595" class="LineNr">595 </span> <span class="Constant">local-scope</span> +<a name="L596"></a><span id="L596" class="LineNr">596 </span> <span class="Constant">load-ingredients</span> +<a name="L597"></a><span id="L597" class="LineNr">597 </span> <span class="Delimiter">{</span> +<a name="L598"></a><span id="L598" class="LineNr">598 </span> <span class="muControl">break-unless</span> screen +<a name="L599"></a><span id="L599" class="LineNr">599 </span> <span class="Comment"># fake screen</span> +<a name="L600"></a><span id="L600" class="LineNr">600 </span> height <span class="Special"><-</span> get *screen, <span class="Constant">num-rows:offset</span> +<a name="L601"></a><span id="L601" class="LineNr">601 </span> <span class="muControl">return</span> +<a name="L602"></a><span id="L602" class="LineNr">602 </span> <span class="Delimiter">}</span> +<a name="L603"></a><span id="L603" class="LineNr">603 </span> <span class="Comment"># real screen</span> +<a name="L604"></a><span id="L604" class="LineNr">604 </span> height <span class="Special"><-</span> display-height +<a name="L605"></a><span id="L605" class="LineNr">605 </span>] +<a name="L606"></a><span id="L606" class="LineNr">606 </span> +<a name="L607"></a><span id="L607" class="LineNr">607 </span><span class="muRecipe">def</span> hide-cursor screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L608"></a><span id="L608" class="LineNr">608 </span> <span class="Constant">local-scope</span> +<a name="L609"></a><span id="L609" class="LineNr">609 </span> <span class="Constant">load-ingredients</span> +<a name="L610"></a><span id="L610" class="LineNr">610 </span> <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> +<a name="L611"></a><span id="L611" class="LineNr">611 </span> <span class="Comment"># real screen</span> +<a name="L612"></a><span id="L612" class="LineNr">612 </span> hide-cursor-on-display +<a name="L613"></a><span id="L613" class="LineNr">613 </span>] +<a name="L614"></a><span id="L614" class="LineNr">614 </span> +<a name="L615"></a><span id="L615" class="LineNr">615 </span><span class="muRecipe">def</span> show-cursor screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L616"></a><span id="L616" class="LineNr">616 </span> <span class="Constant">local-scope</span> +<a name="L617"></a><span id="L617" class="LineNr">617 </span> <span class="Constant">load-ingredients</span> +<a name="L618"></a><span id="L618" class="LineNr">618 </span> <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> +<a name="L619"></a><span id="L619" class="LineNr">619 </span> <span class="Comment"># real screen</span> +<a name="L620"></a><span id="L620" class="LineNr">620 </span> show-cursor-on-display +<a name="L621"></a><span id="L621" class="LineNr">621 </span>] +<a name="L622"></a><span id="L622" class="LineNr">622 </span> +<a name="L623"></a><span id="L623" class="LineNr">623 </span><span class="muRecipe">def</span> hide-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L624"></a><span id="L624" class="LineNr">624 </span> <span class="Constant">local-scope</span> +<a name="L625"></a><span id="L625" class="LineNr">625 </span> <span class="Constant">load-ingredients</span> +<a name="L626"></a><span id="L626" class="LineNr">626 </span> <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> +<a name="L627"></a><span id="L627" class="LineNr">627 </span> <span class="Comment"># real screen</span> +<a name="L628"></a><span id="L628" class="LineNr">628 </span> hide-display +<a name="L629"></a><span id="L629" class="LineNr">629 </span>] +<a name="L630"></a><span id="L630" class="LineNr">630 </span> +<a name="L631"></a><span id="L631" class="LineNr">631 </span><span class="muRecipe">def</span> show-screen screen:&:screen<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L632"></a><span id="L632" class="LineNr">632 </span> <span class="Constant">local-scope</span> +<a name="L633"></a><span id="L633" class="LineNr">633 </span> <span class="Constant">load-ingredients</span> +<a name="L634"></a><span id="L634" class="LineNr">634 </span> <span class="muControl">return-if</span> screen <span class="Comment"># fake screen; do nothing</span> +<a name="L635"></a><span id="L635" class="LineNr">635 </span> <span class="Comment"># real screen</span> +<a name="L636"></a><span id="L636" class="LineNr">636 </span> show-display +<a name="L637"></a><span id="L637" class="LineNr">637 </span>] +<a name="L638"></a><span id="L638" class="LineNr">638 </span> +<a name="L639"></a><span id="L639" class="LineNr">639 </span><span class="muRecipe">def</span> print screen:&:screen, s:text<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L640"></a><span id="L640" class="LineNr">640 </span> <span class="Constant">local-scope</span> +<a name="L641"></a><span id="L641" class="LineNr">641 </span> <span class="Constant">load-ingredients</span> +<a name="L642"></a><span id="L642" class="LineNr">642 </span> color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L643"></a><span id="L643" class="LineNr">643 </span> <span class="Delimiter">{</span> +<a name="L644"></a><span id="L644" class="LineNr">644 </span> <span class="Comment"># default color to white</span> +<a name="L645"></a><span id="L645" class="LineNr">645 </span> <span class="muControl">break-if</span> color-found? +<a name="L646"></a><span id="L646" class="LineNr">646 </span> color <span class="Special"><-</span> copy <span class="Constant">7/white</span> +<a name="L647"></a><span id="L647" class="LineNr">647 </span> <span class="Delimiter">}</span> +<a name="L648"></a><span id="L648" class="LineNr">648 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L649"></a><span id="L649" class="LineNr">649 </span> <span class="Delimiter">{</span> +<a name="L650"></a><span id="L650" class="LineNr">650 </span> <span class="Comment"># default bg-color to black</span> +<a name="L651"></a><span id="L651" class="LineNr">651 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L652"></a><span id="L652" class="LineNr">652 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L653"></a><span id="L653" class="LineNr">653 </span> <span class="Delimiter">}</span> +<a name="L654"></a><span id="L654" class="LineNr">654 </span> len:num <span class="Special"><-</span> length *s +<a name="L655"></a><span id="L655" class="LineNr">655 </span> i:num <span class="Special"><-</span> copy<span class="Constant"> 0</span> +<a name="L656"></a><span id="L656" class="LineNr">656 </span> <span class="Delimiter">{</span> +<a name="L657"></a><span id="L657" class="LineNr">657 </span> done?:bool <span class="Special"><-</span> greater-or-equal i, len +<a name="L658"></a><span id="L658" class="LineNr">658 </span> <span class="muControl">break-if</span> done? +<a name="L659"></a><span id="L659" class="LineNr">659 </span> c:char <span class="Special"><-</span> index *s, i +<a name="L660"></a><span id="L660" class="LineNr">660 </span> print screen, c, color, bg-color +<a name="L661"></a><span id="L661" class="LineNr">661 </span> i <span class="Special"><-</span> add i,<span class="Constant"> 1</span> +<a name="L662"></a><span id="L662" class="LineNr">662 </span> <span class="muControl">loop</span> +<a name="L663"></a><span id="L663" class="LineNr">663 </span> <span class="Delimiter">}</span> +<a name="L664"></a><span id="L664" class="LineNr">664 </span>] +<a name="L665"></a><span id="L665" class="LineNr">665 </span> +<a name="L666"></a><span id="L666" class="LineNr">666 </span><span class="muScenario">scenario</span> print-text-stops-at-right-margin [ +<a name="L667"></a><span id="L667" class="LineNr">667 </span> <span class="Constant">local-scope</span> +<a name="L668"></a><span id="L668" class="LineNr">668 </span> fake-screen:&:screen <span class="Special"><-</span> new-fake-screen <span class="Constant">3/width</span>, <span class="Constant">2/height</span> +<a name="L669"></a><span id="L669" class="LineNr">669 </span> run [ +<a name="L670"></a><span id="L670" class="LineNr">670 </span> fake-screen <span class="Special"><-</span> print fake-screen, <span class="Constant">[abcd]</span> +<a name="L671"></a><span id="L671" class="LineNr">671 </span> cell:&:@:screen-cell <span class="Special"><-</span> get *fake-screen, <span class="Constant">data:offset</span> +<a name="L672"></a><span id="L672" class="LineNr">672 </span> 10:@:screen-cell/<span class="Special">raw</span> <span class="Special"><-</span> copy *cell +<a name="L673"></a><span id="L673" class="LineNr">673 </span> ] +<a name="L674"></a><span id="L674" class="LineNr">674 </span> memory-should-contain [ +<a name="L675"></a><span id="L675" class="LineNr">675 </span> <span class="Constant"> 10</span> <span class="Special"><-</span><span class="Constant"> 6</span> <span class="Comment"># width*height</span> +<a name="L676"></a><span id="L676" class="LineNr">676 </span> <span class="Constant"> 11</span> <span class="Special"><-</span><span class="Constant"> 97</span> <span class="Comment"># 'a'</span> +<a name="L677"></a><span id="L677" class="LineNr">677 </span> <span class="Constant"> 12</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L678"></a><span id="L678" class="LineNr">678 </span> <span class="Constant"> 13</span> <span class="Special"><-</span><span class="Constant"> 98</span> <span class="Comment"># 'b'</span> +<a name="L679"></a><span id="L679" class="LineNr">679 </span> <span class="Constant"> 14</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L680"></a><span id="L680" class="LineNr">680 </span> <span class="Constant"> 15</span> <span class="Special"><-</span><span class="Constant"> 100</span> <span class="Comment"># 'd' overwrites 'c'</span> +<a name="L681"></a><span id="L681" class="LineNr">681 </span> <span class="Constant"> 16</span> <span class="Special"><-</span><span class="Constant"> 7</span> <span class="Comment"># white</span> +<a name="L682"></a><span id="L682" class="LineNr">682 </span> <span class="Comment"># rest of screen is empty</span> +<a name="L683"></a><span id="L683" class="LineNr">683 </span> <span class="Constant"> 17</span> <span class="Special"><-</span><span class="Constant"> 0</span> +<a name="L684"></a><span id="L684" class="LineNr">684 </span> ] +<a name="L685"></a><span id="L685" class="LineNr">685 </span>] +<a name="L686"></a><span id="L686" class="LineNr">686 </span> +<a name="L687"></a><span id="L687" class="LineNr">687 </span><span class="muRecipe">def</span> print-integer screen:&:screen, n:num<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L688"></a><span id="L688" class="LineNr">688 </span> <span class="Constant">local-scope</span> +<a name="L689"></a><span id="L689" class="LineNr">689 </span> <span class="Constant">load-ingredients</span> +<a name="L690"></a><span id="L690" class="LineNr">690 </span> color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L691"></a><span id="L691" class="LineNr">691 </span> <span class="Delimiter">{</span> +<a name="L692"></a><span id="L692" class="LineNr">692 </span> <span class="Comment"># default color to white</span> +<a name="L693"></a><span id="L693" class="LineNr">693 </span> <span class="muControl">break-if</span> color-found? +<a name="L694"></a><span id="L694" class="LineNr">694 </span> color <span class="Special"><-</span> copy <span class="Constant">7/white</span> +<a name="L695"></a><span id="L695" class="LineNr">695 </span> <span class="Delimiter">}</span> +<a name="L696"></a><span id="L696" class="LineNr">696 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L697"></a><span id="L697" class="LineNr">697 </span> <span class="Delimiter">{</span> +<a name="L698"></a><span id="L698" class="LineNr">698 </span> <span class="Comment"># default bg-color to black</span> +<a name="L699"></a><span id="L699" class="LineNr">699 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L700"></a><span id="L700" class="LineNr">700 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L701"></a><span id="L701" class="LineNr">701 </span> <span class="Delimiter">}</span> +<a name="L702"></a><span id="L702" class="LineNr">702 </span> <span class="Comment"># todo: other bases besides decimal</span> +<a name="L703"></a><span id="L703" class="LineNr">703 </span> s:text <span class="Special"><-</span> to-text n +<a name="L704"></a><span id="L704" class="LineNr">704 </span> screen <span class="Special"><-</span> print screen, s, color, bg-color +<a name="L705"></a><span id="L705" class="LineNr">705 </span>] +<a name="L706"></a><span id="L706" class="LineNr">706 </span> +<a name="L707"></a><span id="L707" class="LineNr">707 </span><span class="Comment"># for now, we can only print integers</span> +<a name="L708"></a><span id="L708" class="LineNr">708 </span><span class="muRecipe">def</span> print screen:&:screen, n:num<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L709"></a><span id="L709" class="LineNr">709 </span> <span class="Constant">local-scope</span> +<a name="L710"></a><span id="L710" class="LineNr">710 </span> <span class="Constant">load-ingredients</span> +<a name="L711"></a><span id="L711" class="LineNr">711 </span> color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L712"></a><span id="L712" class="LineNr">712 </span> <span class="Delimiter">{</span> +<a name="L713"></a><span id="L713" class="LineNr">713 </span> <span class="Comment"># default color to white</span> +<a name="L714"></a><span id="L714" class="LineNr">714 </span> <span class="muControl">break-if</span> color-found? +<a name="L715"></a><span id="L715" class="LineNr">715 </span> color <span class="Special"><-</span> copy <span class="Constant">7/white</span> +<a name="L716"></a><span id="L716" class="LineNr">716 </span> <span class="Delimiter">}</span> +<a name="L717"></a><span id="L717" class="LineNr">717 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L718"></a><span id="L718" class="LineNr">718 </span> <span class="Delimiter">{</span> +<a name="L719"></a><span id="L719" class="LineNr">719 </span> <span class="Comment"># default bg-color to black</span> +<a name="L720"></a><span id="L720" class="LineNr">720 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L721"></a><span id="L721" class="LineNr">721 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L722"></a><span id="L722" class="LineNr">722 </span> <span class="Delimiter">}</span> +<a name="L723"></a><span id="L723" class="LineNr">723 </span> screen <span class="Special"><-</span> print-integer screen, n, color, bg-color +<a name="L724"></a><span id="L724" class="LineNr">724 </span>] +<a name="L725"></a><span id="L725" class="LineNr">725 </span> +<a name="L726"></a><span id="L726" class="LineNr">726 </span><span class="Comment"># addresses</span> +<a name="L727"></a><span id="L727" class="LineNr">727 </span><span class="muRecipe">def</span> print screen:&:screen, n:&:_elem<span class="muRecipe"> -> </span>screen:&:screen [ +<a name="L728"></a><span id="L728" class="LineNr">728 </span> <span class="Constant">local-scope</span> +<a name="L729"></a><span id="L729" class="LineNr">729 </span> <span class="Constant">load-ingredients</span> +<a name="L730"></a><span id="L730" class="LineNr">730 </span> color:num, color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L731"></a><span id="L731" class="LineNr">731 </span> <span class="Delimiter">{</span> +<a name="L732"></a><span id="L732" class="LineNr">732 </span> <span class="Comment"># default color to white</span> +<a name="L733"></a><span id="L733" class="LineNr">733 </span> <span class="muControl">break-if</span> color-found? +<a name="L734"></a><span id="L734" class="LineNr">734 </span> color <span class="Special"><-</span> copy <span class="Constant">7/white</span> +<a name="L735"></a><span id="L735" class="LineNr">735 </span> <span class="Delimiter">}</span> +<a name="L736"></a><span id="L736" class="LineNr">736 </span> bg-color:num, bg-color-found?:bool <span class="Special"><-</span> <span class="Constant">next-ingredient</span> +<a name="L737"></a><span id="L737" class="LineNr">737 </span> <span class="Delimiter">{</span> +<a name="L738"></a><span id="L738" class="LineNr">738 </span> <span class="Comment"># default bg-color to black</span> +<a name="L739"></a><span id="L739" class="LineNr">739 </span> <span class="muControl">break-if</span> bg-color-found? +<a name="L740"></a><span id="L740" class="LineNr">740 </span> bg-color <span class="Special"><-</span> copy <span class="Constant">0/black</span> +<a name="L741"></a><span id="L741" class="LineNr">741 </span> <span class="Delimiter">}</span> +<a name="L742"></a><span id="L742" class="LineNr">742 </span> n2:num <span class="Special"><-</span> copy n +<a name="L743"></a><span id="L743" class="LineNr">743 </span> screen <span class="Special"><-</span> print-integer screen, n2, color, bg-color +<a name="L744"></a><span id="L744" class="LineNr">744 </span>] </pre> </body> </html> |