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<a href='https://github.com/akkartik/mu/blob/main/501draw-text.mu'>https://github.com/akkartik/mu/blob/main/501draw-text.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># some primitives for moving the cursor without making assumptions about</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment"># raster order</span>
<span id="L3" class="LineNr"> 3 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L3'>move-cursor-left</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>) <span class="Delimiter">{</span>
<span id="L4" class="LineNr"> 4 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L6" class="LineNr"> 6 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L7" class="LineNr"> 7 </span> compare cursor-x, <span class="Constant">0</span>
<span id="L8" class="LineNr"> 8 </span> <span class="Delimiter">{</span>
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">break-if-></span>
<span id="L10" class="LineNr"> 10 </span> <span class="PreProc">return</span>
<span id="L11" class="LineNr"> 11 </span> <span class="Delimiter">}</span>
<span id="L12" class="LineNr"> 12 </span> cursor-x <span class="Special"><-</span> decrement
<span id="L13" class="LineNr"> 13 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">}</span>
<span id="L15" class="LineNr"> 15 </span>
<span id="L16" class="LineNr"> 16 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L16'>move-cursor-right</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>) <span class="Delimiter">{</span>
<span id="L17" class="LineNr"> 17 </span> <span class="PreProc">var</span> _width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L18" class="LineNr"> 18 </span> <span class="PreProc">var</span> dummy/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L19" class="LineNr"> 19 </span> _width, dummy <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L20" class="LineNr"> 20 </span> <span class="PreProc">var</span> limit/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy _width
<span id="L21" class="LineNr"> 21 </span> limit <span class="Special"><-</span> decrement
<span id="L22" class="LineNr"> 22 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L23" class="LineNr"> 23 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L24" class="LineNr"> 24 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L25" class="LineNr"> 25 </span> compare cursor-x, limit
<span id="L26" class="LineNr"> 26 </span> <span class="Delimiter">{</span>
<span id="L27" class="LineNr"> 27 </span> <span class="PreProc">break-if-<</span>
<span id="L28" class="LineNr"> 28 </span> <span class="PreProc">return</span>
<span id="L29" class="LineNr"> 29 </span> <span class="Delimiter">}</span>
<span id="L30" class="LineNr"> 30 </span> cursor-x <span class="Special"><-</span> increment
<span id="L31" class="LineNr"> 31 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span>
<span id="L33" class="LineNr"> 33 </span>
<span id="L34" class="LineNr"> 34 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L34'>move-cursor-up</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>) <span class="Delimiter">{</span>
<span id="L35" class="LineNr"> 35 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L36" class="LineNr"> 36 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L37" class="LineNr"> 37 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L38" class="LineNr"> 38 </span> compare cursor-y, <span class="Constant">0</span>
<span id="L39" class="LineNr"> 39 </span> <span class="Delimiter">{</span>
<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">break-if-></span>
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">return</span>
<span id="L42" class="LineNr"> 42 </span> <span class="Delimiter">}</span>
<span id="L43" class="LineNr"> 43 </span> cursor-y <span class="Special"><-</span> decrement
<span id="L44" class="LineNr"> 44 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">}</span>
<span id="L46" class="LineNr"> 46 </span>
<span id="L47" class="LineNr"> 47 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L47'>move-cursor-down</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>) <span class="Delimiter">{</span>
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L49" class="LineNr"> 49 </span> <span class="PreProc">var</span> _height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L50" class="LineNr"> 50 </span> dummy, _height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> limit/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy _height
<span id="L52" class="LineNr"> 52 </span> limit <span class="Special"><-</span> decrement
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L54" class="LineNr"> 54 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L55" class="LineNr"> 55 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L56" class="LineNr"> 56 </span> compare cursor-y, limit
<span id="L57" class="LineNr"> 57 </span> <span class="Delimiter">{</span>
<span id="L58" class="LineNr"> 58 </span> <span class="PreProc">break-if-<</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">return</span>
<span id="L60" class="LineNr"> 60 </span> <span class="Delimiter">}</span>
<span id="L61" class="LineNr"> 61 </span> cursor-y <span class="Special"><-</span> increment
<span id="L62" class="LineNr"> 62 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L63" class="LineNr"> 63 </span><span class="Delimiter">}</span>
<span id="L64" class="LineNr"> 64 </span>
<span id="L65" class="LineNr"> 65 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>) <span class="Delimiter">{</span>
<span id="L66" class="LineNr"> 66 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> _height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L68" class="LineNr"> 68 </span> dummy, _height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L69" class="LineNr"> 69 </span> <span class="PreProc">var</span> limit/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy _height
<span id="L70" class="LineNr"> 70 </span> limit <span class="Special"><-</span> decrement
<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L73" class="LineNr"> 73 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L74" class="LineNr"> 74 </span> compare cursor-y, limit
<span id="L75" class="LineNr"> 75 </span> <span class="Delimiter">{</span>
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">break-if-<</span>
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">return</span>
<span id="L78" class="LineNr"> 78 </span> <span class="Delimiter">}</span>
<span id="L79" class="LineNr"> 79 </span> cursor-y <span class="Special"><-</span> increment
<span id="L80" class="LineNr"> 80 </span> cursor-x <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L81" class="LineNr"> 81 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span>
<span id="L83" class="LineNr"> 83 </span>
<span id="L84" class="LineNr"> 84 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L84'>draw-code-point-at-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), c: code-point, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L85" class="LineNr"> 85 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L86" class="LineNr"> 86 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L87" class="LineNr"> 87 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> _offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, cursor-x, cursor-y, color, background-color
<span id="L89" class="LineNr"> 89 </span> <span class="PreProc">var</span> offset/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy _offset
<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> dummy/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L92" class="LineNr"> 92 </span> width, dummy <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L93" class="LineNr"> 93 </span> <a href='501draw-text.mu.html#L295'>move-cursor-rightward-and-downward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, <span class="Constant">0</span> width
<span id="L94" class="LineNr"> 94 </span> offset <span class="Special"><-</span> decrement
<span id="L95" class="LineNr"> 95 </span> compare offset, <span class="Constant">0</span>
<span id="L96" class="LineNr"> 96 </span> <span class="Delimiter">{</span>
<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">break-if-=</span>
<span id="L98" class="LineNr"> 98 </span> <span class="muComment"># should never move downward here</span>
<span id="L99" class="LineNr"> 99 </span> <a href='501draw-text.mu.html#L295'>move-cursor-rightward-and-downward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, <span class="Constant">0</span> width
<span id="L100" class="LineNr">100 </span> <span class="Delimiter">}</span>
<span id="L101" class="LineNr">101 </span><span class="Delimiter">}</span>
<span id="L102" class="LineNr">102 </span>
<span id="L103" class="LineNr">103 </span><span class="muComment"># draw a single line of text from x, y to xmax</span>
<span id="L104" class="LineNr">104 </span><span class="muComment"># return the next 'x' coordinate</span>
<span id="L105" class="LineNr">105 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L106" class="LineNr">106 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L106'>draw-text-rightward</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), x: int, xmax: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L107" class="LineNr">107 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x400</span>/print-buffer-size)
<span id="L108" class="LineNr">108 </span> <span class="PreProc">var</span> stream/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L109" class="LineNr">109 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> xcurr/eax: int <span class="Special"><-</span> <a href='501draw-text.mu.html#L117'>draw-stream-rightward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, x, xmax, y, color, background-color
<span id="L111" class="LineNr">111 </span> <span class="PreProc">return</span> xcurr
<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span>
<span id="L113" class="LineNr">113 </span>
<span id="L114" class="LineNr">114 </span><span class="muComment"># draw a single-line stream from x, y to xmax</span>
<span id="L115" class="LineNr">115 </span><span class="muComment"># return the next 'x' coordinate</span>
<span id="L116" class="LineNr">116 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L117" class="LineNr">117 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L117'>draw-stream-rightward</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), x: int, xmax: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> xcurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy x
<span id="L119" class="LineNr">119 </span> <span class="Delimiter">{</span>
<span id="L120" class="LineNr">120 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L121" class="LineNr">121 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L122" class="LineNr">122 </span> <span class="PreProc">break-if-=</span>
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, y, color, background-color
<span id="L125" class="LineNr">125 </span> xcurr <span class="Special"><-</span> add offset
<span id="L126" class="LineNr">126 </span> <span class="PreProc">loop</span>
<span id="L127" class="LineNr">127 </span> <span class="Delimiter">}</span>
<span id="L128" class="LineNr">128 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, xcurr, y
<span id="L129" class="LineNr">129 </span> <span class="PreProc">return</span> xcurr
<span id="L130" class="LineNr">130 </span><span class="Delimiter">}</span>
<span id="L131" class="LineNr">131 </span>
<span id="L132" class="LineNr">132 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L132'>draw-text-rightward-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L135" class="LineNr">135 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> result/eax: int <span class="Special"><-</span> <a href='501draw-text.mu.html#L106'>draw-text-rightward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, x, width, y, color, background-color
<span id="L137" class="LineNr">137 </span> <span class="PreProc">return</span> result
<span id="L138" class="LineNr">138 </span><span class="Delimiter">}</span>
<span id="L139" class="LineNr">139 </span>
<span id="L140" class="LineNr">140 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L140'>draw-text-rightward-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), xmax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L141" class="LineNr">141 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L142" class="LineNr">142 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L143" class="LineNr">143 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L144" class="LineNr">144 </span> cursor-x <span class="Special"><-</span> <a href='501draw-text.mu.html#L106'>draw-text-rightward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, cursor-x, xmax, cursor-y, color, background-color
<span id="L145" class="LineNr">145 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L146" class="LineNr">146 </span><span class="Delimiter">}</span>
<span id="L147" class="LineNr">147 </span>
<span id="L148" class="LineNr">148 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L148'>draw-text-rightward-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L149" class="LineNr">149 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L151" class="LineNr">151 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L152" class="LineNr">152 </span> <a href='501draw-text.mu.html#L140'>draw-text-rightward-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, width, color, background-color
<span id="L153" class="LineNr">153 </span><span class="Delimiter">}</span>
<span id="L154" class="LineNr">154 </span>
<span id="L155" class="LineNr">155 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L155'>render-code-point</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), c: code-point, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> x/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy x
<span id="L157" class="LineNr">157 </span> compare c, <span class="Constant">0xa</span>/newline
<span id="L158" class="LineNr">158 </span> <span class="Delimiter">{</span>
<span id="L159" class="LineNr">159 </span> <span class="PreProc">break-if-!=</span>
<span id="L160" class="LineNr">160 </span> <span class="muComment"># minimum effort to clear cursor</span>
<span id="L161" class="LineNr">161 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, <span class="Constant">0x20</span>/space, x, y, color, background-color
<span id="L162" class="LineNr">162 </span> x <span class="Special"><-</span> copy xmin
<span id="L163" class="LineNr">163 </span> increment y
<span id="L164" class="LineNr">164 </span> <span class="PreProc">return</span> x, y
<span id="L165" class="LineNr">165 </span> <span class="Delimiter">}</span>
<span id="L166" class="LineNr">166 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, x, y, color, background-color
<span id="L167" class="LineNr">167 </span> x <span class="Special"><-</span> add offset
<span id="L168" class="LineNr">168 </span> compare x, xmax
<span id="L169" class="LineNr">169 </span> <span class="Delimiter">{</span>
<span id="L170" class="LineNr">170 </span> <span class="PreProc">break-if-<</span>
<span id="L171" class="LineNr">171 </span> x <span class="Special"><-</span> copy xmin
<span id="L172" class="LineNr">172 </span> increment y
<span id="L173" class="LineNr">173 </span> <span class="Delimiter">}</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">return</span> x, y
<span id="L175" class="LineNr">175 </span><span class="Delimiter">}</span>
<span id="L176" class="LineNr">176 </span>
<span id="L177" class="LineNr">177 </span><span class="muComment"># draw text in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L178" class="LineNr">178 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L179" class="LineNr">179 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L180" class="LineNr">180 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L181" class="LineNr">181 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L181'>draw-text-wrapping-right-then-down</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), _text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L182" class="LineNr">182 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x200</span>/print-buffer-size)
<span id="L183" class="LineNr">183 </span> <span class="PreProc">var</span> stream/<span class="muRegEdi">edi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> text/<span class="muRegEsi">esi</span>: (addr array byte) <span class="Special"><-</span> copy _text
<span id="L185" class="LineNr">185 </span> <span class="PreProc">var</span> len/eax: int <span class="Special"><-</span> length text
<span id="L186" class="LineNr">186 </span> compare len, <span class="Constant">0x200</span>/print-buffer-size
<span id="L187" class="LineNr">187 </span> <span class="Delimiter">{</span>
<span id="L188" class="LineNr">188 </span> <span class="PreProc">break-if-<</span>
<span id="L189" class="LineNr">189 </span> <a href='108write.subx.html#L11'>write</a> stream, <span class="Constant">"ERROR: stream too small in draw-text-wrapping-right-then-down"</span>
<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span>
<span id="L191" class="LineNr">191 </span> compare len, <span class="Constant">0x200</span>/print-buffer-size
<span id="L192" class="LineNr">192 </span> <span class="Delimiter">{</span>
<span id="L193" class="LineNr">193 </span> <span class="PreProc">break-if->=</span>
<span id="L194" class="LineNr">194 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L195" class="LineNr">195 </span> <span class="Delimiter">}</span>
<span id="L196" class="LineNr">196 </span> <span class="PreProc">var</span> x/eax: int <span class="Special"><-</span> copy _x
<span id="L197" class="LineNr">197 </span> <span class="PreProc">var</span> y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy _y
<span id="L198" class="LineNr">198 </span> x, y <span class="Special"><-</span> <a href='501draw-text.mu.html#L206'>draw-stream-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, xmin, ymin, xmax, ymax, x, y, color, background-color
<span id="L199" class="LineNr">199 </span> <span class="PreProc">return</span> x, y
<span id="L200" class="LineNr">200 </span><span class="Delimiter">}</span>
<span id="L201" class="LineNr">201 </span>
<span id="L202" class="LineNr">202 </span><span class="muComment"># draw a stream in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L203" class="LineNr">203 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L204" class="LineNr">204 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L205" class="LineNr">205 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L206" class="LineNr">206 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L206'>draw-stream-wrapping-right-then-down</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> xcurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy x
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> ycurr/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy y
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> c/<span class="muRegEbx">ebx</span>: code-point <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> next-c/<span class="muRegEsi">esi</span>: code-point <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L211" class="LineNr">211 </span> $draw-stream-wrapping-right-then-down:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L212" class="LineNr">212 </span> <span class="muComment"># read c from either next-c or stream</span>
<span id="L213" class="LineNr">213 </span> $draw-stream-wrapping-right-then-down:read-base: <span class="Delimiter">{</span>
<span id="L214" class="LineNr">214 </span> compare next-c, <span class="Constant">0</span>
<span id="L215" class="LineNr">215 </span> <span class="Delimiter">{</span>
<span id="L216" class="LineNr">216 </span> <span class="PreProc">break-if-=</span>
<span id="L217" class="LineNr">217 </span> c <span class="Special"><-</span> copy next-c
<span id="L218" class="LineNr">218 </span> next-c <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L219" class="LineNr">219 </span> <span class="PreProc">break</span> $draw-stream-wrapping-right-then-down:read-base
<span id="L220" class="LineNr">220 </span> <span class="Delimiter">}</span>
<span id="L221" class="LineNr">221 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L222" class="LineNr">222 </span> <span class="PreProc">var</span> _c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L223" class="LineNr">223 </span> c <span class="Special"><-</span> copy _c
<span id="L224" class="LineNr">224 </span> <span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span> compare c, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L226" class="LineNr">226 </span> <span class="PreProc">break-if-=</span>
<span id="L227" class="LineNr">227 </span> compare c, <span class="Constant">0xa</span>/newline
<span id="L228" class="LineNr">228 </span> <span class="Delimiter">{</span>
<span id="L229" class="LineNr">229 </span> <span class="PreProc">break-if-!=</span>
<span id="L230" class="LineNr">230 </span> <span class="muComment"># minimum effort to clear cursor</span>
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, <span class="Constant">0x20</span>/space, xcurr, ycurr, color, background-color
<span id="L232" class="LineNr">232 </span> xcurr <span class="Special"><-</span> copy xmin
<span id="L233" class="LineNr">233 </span> ycurr <span class="Special"><-</span> increment
<span id="L234" class="LineNr">234 </span> <span class="PreProc">loop</span> $draw-stream-wrapping-right-then-down:<span class="PreProc">loop</span>
<span id="L235" class="LineNr">235 </span> <span class="Delimiter">}</span>
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, ycurr, color, background-color
<span id="L237" class="LineNr">237 </span> <span class="muComment"># overlay a combining character if necessary</span>
<span id="L238" class="LineNr">238 </span> $draw-stream-wrapping-right-then-down:read-combiner: <span class="Delimiter">{</span>
<span id="L239" class="LineNr">239 </span> <span class="PreProc">var</span> done?/eax: boolean <span class="Special"><-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> stream
<span id="L240" class="LineNr">240 </span> compare done?, <span class="Constant">0</span>/false
<span id="L241" class="LineNr">241 </span> <span class="PreProc">break-if-!=</span>
<span id="L242" class="LineNr">242 </span> <span class="muComment"># read a character</span>
<span id="L243" class="LineNr">243 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L244" class="LineNr">244 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L245" class="LineNr">245 </span> <span class="muComment"># if not a combining character, save for next iteration and loop</span>
<span id="L246" class="LineNr">246 </span> <span class="Delimiter">{</span>
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> <a href='103glyph.subx.html#L157'>combining-code-point?</a>/eax: boolean <span class="Special"><-</span> <a href='103glyph.subx.html#L157'>combining-code-point?</a> c
<span id="L248" class="LineNr">248 </span> compare <a href='103glyph.subx.html#L157'>combining-code-point?</a>, <span class="Constant">0</span>/false
<span id="L249" class="LineNr">249 </span> <span class="Delimiter">}</span>
<span id="L250" class="LineNr">250 </span> <span class="Delimiter">{</span>
<span id="L251" class="LineNr">251 </span> <span class="PreProc">break-if-!=</span>
<span id="L252" class="LineNr">252 </span> next-c <span class="Special"><-</span> copy c
<span id="L253" class="LineNr">253 </span> <span class="PreProc">break</span> $draw-stream-wrapping-right-then-down:read-combiner
<span id="L254" class="LineNr">254 </span> <span class="Delimiter">}</span>
<span id="L255" class="LineNr">255 </span> <span class="muComment"># otherwise overlay it without saving its width</span>
<span id="L256" class="LineNr">256 </span> <span class="muComment"># This means strange results if a base and its combiner have different</span>
<span id="L257" class="LineNr">257 </span> <span class="muComment"># widths. We'll always follow the base width.</span>
<span id="L258" class="LineNr">258 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L114'>overlay-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, ycurr, color, background-color
<span id="L259" class="LineNr">259 </span> <span class="Delimiter">}</span>
<span id="L260" class="LineNr">260 </span> xcurr <span class="Special"><-</span> add offset
<span id="L261" class="LineNr">261 </span> compare xcurr, xmax
<span id="L262" class="LineNr">262 </span> <span class="Delimiter">{</span>
<span id="L263" class="LineNr">263 </span> <span class="PreProc">break-if-<</span>
<span id="L264" class="LineNr">264 </span> xcurr <span class="Special"><-</span> copy xmin
<span id="L265" class="LineNr">265 </span> ycurr <span class="Special"><-</span> increment
<span id="L266" class="LineNr">266 </span> <span class="Delimiter">}</span>
<span id="L267" class="LineNr">267 </span> <span class="PreProc">loop</span>
<span id="L268" class="LineNr">268 </span> <span class="Delimiter">}</span>
<span id="L269" class="LineNr">269 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, xcurr, ycurr
<span id="L270" class="LineNr">270 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L271" class="LineNr">271 </span><span class="Delimiter">}</span>
<span id="L272" class="LineNr">272 </span>
<span id="L273" class="LineNr">273 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L273'>draw-stream-wrapping-right-then-down-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L274" class="LineNr">274 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L275" class="LineNr">275 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L276" class="LineNr">276 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> end-x/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy cursor-x
<span id="L278" class="LineNr">278 </span> end-x <span class="Special"><-</span> increment
<span id="L279" class="LineNr">279 </span> compare end-x, xmax
<span id="L280" class="LineNr">280 </span> <span class="Delimiter">{</span>
<span id="L281" class="LineNr">281 </span> <span class="PreProc">break-if-<</span>
<span id="L282" class="LineNr">282 </span> cursor-x <span class="Special"><-</span> copy xmin
<span id="L283" class="LineNr">283 </span> cursor-y <span class="Special"><-</span> increment
<span id="L284" class="LineNr">284 </span> <span class="Delimiter">}</span>
<span id="L285" class="LineNr">285 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='501draw-text.mu.html#L206'>draw-stream-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L286" class="LineNr">286 </span><span class="Delimiter">}</span>
<span id="L287" class="LineNr">287 </span>
<span id="L288" class="LineNr">288 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L288'>draw-stream-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L289" class="LineNr">289 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L291" class="LineNr">291 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L292" class="LineNr">292 </span> <a href='501draw-text.mu.html#L273'>draw-stream-wrapping-right-then-down-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L293" class="LineNr">293 </span><span class="Delimiter">}</span>
<span id="L294" class="LineNr">294 </span>
<span id="L295" class="LineNr">295 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L295'>move-cursor-rightward-and-downward</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), xmin: int, xmax: int <span class="Delimiter">{</span>
<span id="L296" class="LineNr">296 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L297" class="LineNr">297 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L298" class="LineNr">298 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L299" class="LineNr">299 </span> cursor-x <span class="Special"><-</span> increment
<span id="L300" class="LineNr">300 </span> compare cursor-x, xmax
<span id="L301" class="LineNr">301 </span> <span class="Delimiter">{</span>
<span id="L302" class="LineNr">302 </span> <span class="PreProc">break-if-<</span>
<span id="L303" class="LineNr">303 </span> cursor-x <span class="Special"><-</span> copy xmin
<span id="L304" class="LineNr">304 </span> cursor-y <span class="Special"><-</span> increment
<span id="L305" class="LineNr">305 </span> <span class="Delimiter">}</span>
<span id="L306" class="LineNr">306 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, cursor-x, cursor-y
<span id="L307" class="LineNr">307 </span><span class="Delimiter">}</span>
<span id="L308" class="LineNr">308 </span>
<span id="L309" class="LineNr">309 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L309'>draw-text-wrapping-right-then-down-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L310" class="LineNr">310 </span> <span class="PreProc">var</span> x2/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L311" class="LineNr">311 </span> <span class="PreProc">var</span> y2/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L312" class="LineNr">312 </span> x2, y2 <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a> <span class="muComment"># width, height</span>
<span id="L313" class="LineNr">313 </span> x2, y2 <span class="Special"><-</span> <a href='501draw-text.mu.html#L181'>draw-text-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L314" class="LineNr">314 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L315" class="LineNr">315 </span><span class="Delimiter">}</span>
<span id="L316" class="LineNr">316 </span>
<span id="L317" class="LineNr">317 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L317'>draw-text-wrapping-right-then-down-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L318" class="LineNr">318 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L319" class="LineNr">319 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L320" class="LineNr">320 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L321" class="LineNr">321 </span> <span class="PreProc">var</span> end-x/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy cursor-x
<span id="L322" class="LineNr">322 </span> end-x <span class="Special"><-</span> increment
<span id="L323" class="LineNr">323 </span> compare end-x, xmax
<span id="L324" class="LineNr">324 </span> <span class="Delimiter">{</span>
<span id="L325" class="LineNr">325 </span> <span class="PreProc">break-if-<</span>
<span id="L326" class="LineNr">326 </span> cursor-x <span class="Special"><-</span> copy xmin
<span id="L327" class="LineNr">327 </span> cursor-y <span class="Special"><-</span> increment
<span id="L328" class="LineNr">328 </span> <span class="Delimiter">}</span>
<span id="L329" class="LineNr">329 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='501draw-text.mu.html#L181'>draw-text-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L330" class="LineNr">330 </span><span class="Delimiter">}</span>
<span id="L331" class="LineNr">331 </span>
<span id="L332" class="LineNr">332 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L332'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L333" class="LineNr">333 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L334" class="LineNr">334 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L335" class="LineNr">335 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L336" class="LineNr">336 </span> <a href='501draw-text.mu.html#L317'>draw-text-wrapping-right-then-down-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L337" class="LineNr">337 </span><span class="Delimiter">}</span>
<span id="L338" class="LineNr">338 </span>
<span id="L339" class="LineNr">339 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L339'>draw-int32-hex-wrapping-right-then-down</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L340" class="LineNr">340 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L341" class="LineNr">341 </span> <span class="PreProc">var</span> stream/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L342" class="LineNr">342 </span> <a href='117write-int-hex.subx.html#L92'>write-int32-hex</a> stream, n
<span id="L343" class="LineNr">343 </span> <span class="PreProc">var</span> xcurr/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy x
<span id="L344" class="LineNr">344 </span> <span class="PreProc">var</span> ycurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy y
<span id="L345" class="LineNr">345 </span> <span class="Delimiter">{</span>
<span id="L346" class="LineNr">346 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L347" class="LineNr">347 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L348" class="LineNr">348 </span> <span class="PreProc">break-if-=</span>
<span id="L349" class="LineNr">349 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L350" class="LineNr">350 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, ycurr, color, background-color
<span id="L351" class="LineNr">351 </span> xcurr <span class="Special"><-</span> add offset
<span id="L352" class="LineNr">352 </span> compare xcurr, xmax
<span id="L353" class="LineNr">353 </span> <span class="Delimiter">{</span>
<span id="L354" class="LineNr">354 </span> <span class="PreProc">break-if-<</span>
<span id="L355" class="LineNr">355 </span> xcurr <span class="Special"><-</span> copy xmin
<span id="L356" class="LineNr">356 </span> ycurr <span class="Special"><-</span> increment
<span id="L357" class="LineNr">357 </span> <span class="Delimiter">}</span>
<span id="L358" class="LineNr">358 </span> <span class="PreProc">loop</span>
<span id="L359" class="LineNr">359 </span> <span class="Delimiter">}</span>
<span id="L360" class="LineNr">360 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, xcurr, ycurr
<span id="L361" class="LineNr">361 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L362" class="LineNr">362 </span><span class="Delimiter">}</span>
<span id="L363" class="LineNr">363 </span>
<span id="L364" class="LineNr">364 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L364'>draw-int32-hex-wrapping-right-then-down-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L365" class="LineNr">365 </span> <span class="PreProc">var</span> x2/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L366" class="LineNr">366 </span> <span class="PreProc">var</span> y2/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L367" class="LineNr">367 </span> x2, y2 <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a> <span class="muComment"># width, height</span>
<span id="L368" class="LineNr">368 </span> x2, y2 <span class="Special"><-</span> <a href='501draw-text.mu.html#L339'>draw-int32-hex-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L369" class="LineNr">369 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L370" class="LineNr">370 </span><span class="Delimiter">}</span>
<span id="L371" class="LineNr">371 </span>
<span id="L372" class="LineNr">372 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L372'>draw-int32-hex-wrapping-right-then-down-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L373" class="LineNr">373 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L374" class="LineNr">374 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L375" class="LineNr">375 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L376" class="LineNr">376 </span> <span class="PreProc">var</span> end-x/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy cursor-x
<span id="L377" class="LineNr">377 </span> end-x <span class="Special"><-</span> increment
<span id="L378" class="LineNr">378 </span> compare end-x, xmax
<span id="L379" class="LineNr">379 </span> <span class="Delimiter">{</span>
<span id="L380" class="LineNr">380 </span> <span class="PreProc">break-if-<</span>
<span id="L381" class="LineNr">381 </span> cursor-x <span class="Special"><-</span> copy xmin
<span id="L382" class="LineNr">382 </span> cursor-y <span class="Special"><-</span> increment
<span id="L383" class="LineNr">383 </span> <span class="Delimiter">}</span>
<span id="L384" class="LineNr">384 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='501draw-text.mu.html#L339'>draw-int32-hex-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L385" class="LineNr">385 </span><span class="Delimiter">}</span>
<span id="L386" class="LineNr">386 </span>
<span id="L387" class="LineNr">387 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L387'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L388" class="LineNr">388 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L389" class="LineNr">389 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L390" class="LineNr">390 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L391" class="LineNr">391 </span> <a href='501draw-text.mu.html#L372'>draw-int32-hex-wrapping-right-then-down-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L392" class="LineNr">392 </span><span class="Delimiter">}</span>
<span id="L393" class="LineNr">393 </span>
<span id="L394" class="LineNr">394 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L394'>draw-int32-decimal-wrapping-right-then-down</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L395" class="LineNr">395 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L396" class="LineNr">396 </span> <span class="PreProc">var</span> stream/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L397" class="LineNr">397 </span> <a href='126write-int-decimal.subx.html#L8'>write-int32-decimal</a> stream, n
<span id="L398" class="LineNr">398 </span> <span class="PreProc">var</span> xcurr/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy x
<span id="L399" class="LineNr">399 </span> <span class="PreProc">var</span> ycurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy y
<span id="L400" class="LineNr">400 </span> <span class="Delimiter">{</span>
<span id="L401" class="LineNr">401 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L402" class="LineNr">402 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L403" class="LineNr">403 </span> <span class="PreProc">break-if-=</span>
<span id="L404" class="LineNr">404 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L405" class="LineNr">405 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, ycurr, color, background-color
<span id="L406" class="LineNr">406 </span> xcurr <span class="Special"><-</span> add offset
<span id="L407" class="LineNr">407 </span> compare xcurr, xmax
<span id="L408" class="LineNr">408 </span> <span class="Delimiter">{</span>
<span id="L409" class="LineNr">409 </span> <span class="PreProc">break-if-<</span>
<span id="L410" class="LineNr">410 </span> xcurr <span class="Special"><-</span> copy xmin
<span id="L411" class="LineNr">411 </span> ycurr <span class="Special"><-</span> increment
<span id="L412" class="LineNr">412 </span> <span class="Delimiter">}</span>
<span id="L413" class="LineNr">413 </span> <span class="PreProc">loop</span>
<span id="L414" class="LineNr">414 </span> <span class="Delimiter">}</span>
<span id="L415" class="LineNr">415 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, xcurr, ycurr
<span id="L416" class="LineNr">416 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L417" class="LineNr">417 </span><span class="Delimiter">}</span>
<span id="L418" class="LineNr">418 </span>
<span id="L419" class="LineNr">419 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L419'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L420" class="LineNr">420 </span> <span class="PreProc">var</span> x2/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L421" class="LineNr">421 </span> <span class="PreProc">var</span> y2/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L422" class="LineNr">422 </span> x2, y2 <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a> <span class="muComment"># width, height</span>
<span id="L423" class="LineNr">423 </span> x2, y2 <span class="Special"><-</span> <a href='501draw-text.mu.html#L394'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L424" class="LineNr">424 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L425" class="LineNr">425 </span><span class="Delimiter">}</span>
<span id="L426" class="LineNr">426 </span>
<span id="L427" class="LineNr">427 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L427'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L428" class="LineNr">428 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L429" class="LineNr">429 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L430" class="LineNr">430 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L431" class="LineNr">431 </span> <span class="PreProc">var</span> end-x/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy cursor-x
<span id="L432" class="LineNr">432 </span> end-x <span class="Special"><-</span> increment
<span id="L433" class="LineNr">433 </span> compare end-x, xmax
<span id="L434" class="LineNr">434 </span> <span class="Delimiter">{</span>
<span id="L435" class="LineNr">435 </span> <span class="PreProc">break-if-<</span>
<span id="L436" class="LineNr">436 </span> cursor-x <span class="Special"><-</span> copy xmin
<span id="L437" class="LineNr">437 </span> cursor-y <span class="Special"><-</span> increment
<span id="L438" class="LineNr">438 </span> <span class="Delimiter">}</span>
<span id="L439" class="LineNr">439 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='501draw-text.mu.html#L394'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L440" class="LineNr">440 </span><span class="Delimiter">}</span>
<span id="L441" class="LineNr">441 </span>
<span id="L442" class="LineNr">442 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L442'>draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L443" class="LineNr">443 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L444" class="LineNr">444 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L445" class="LineNr">445 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L446" class="LineNr">446 </span> <a href='501draw-text.mu.html#L427'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L447" class="LineNr">447 </span><span class="Delimiter">}</span>
<span id="L448" class="LineNr">448 </span>
<span id="L449" class="LineNr">449 </span><span class="muComment">## Text direction: down then right</span>
<span id="L450" class="LineNr">450 </span>
<span id="L451" class="LineNr">451 </span><span class="muComment"># draw a single line of text vertically from x, y to ymax</span>
<span id="L452" class="LineNr">452 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L453" class="LineNr">453 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L454" class="LineNr">454 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L454'>draw-text-downward</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L455" class="LineNr">455 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L456" class="LineNr">456 </span> <span class="PreProc">var</span> stream/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L457" class="LineNr">457 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L458" class="LineNr">458 </span> <span class="PreProc">var</span> ycurr/eax: int <span class="Special"><-</span> <a href='501draw-text.mu.html#L466'>draw-stream-downward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, x, y, ymax, color, background-color
<span id="L459" class="LineNr">459 </span> <span class="PreProc">return</span> ycurr
<span id="L460" class="LineNr">460 </span><span class="Delimiter">}</span>
<span id="L461" class="LineNr">461 </span>
<span id="L462" class="LineNr">462 </span><span class="muComment"># draw a single-line stream vertically from x, y to ymax</span>
<span id="L463" class="LineNr">463 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L464" class="LineNr">464 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L465" class="LineNr">465 </span><span class="muComment"># TODO: should we track horizontal width?</span>
<span id="L466" class="LineNr">466 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L466'>draw-stream-downward</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int <span class="Delimiter">{</span>
<span id="L467" class="LineNr">467 </span> <span class="PreProc">var</span> ycurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy y
<span id="L468" class="LineNr">468 </span> <span class="Delimiter">{</span>
<span id="L469" class="LineNr">469 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L470" class="LineNr">470 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L471" class="LineNr">471 </span> <span class="PreProc">break-if-=</span>
<span id="L472" class="LineNr">472 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L473" class="LineNr">473 </span> <span class="PreProc">var</span> dummy/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, x, ycurr, color, background-color
<span id="L474" class="LineNr">474 </span> ycurr <span class="Special"><-</span> increment
<span id="L475" class="LineNr">475 </span> <span class="PreProc">loop</span>
<span id="L476" class="LineNr">476 </span> <span class="Delimiter">}</span>
<span id="L477" class="LineNr">477 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, x, ycurr
<span id="L478" class="LineNr">478 </span> <span class="PreProc">return</span> ycurr
<span id="L479" class="LineNr">479 </span><span class="Delimiter">}</span>
<span id="L480" class="LineNr">480 </span>
<span id="L481" class="LineNr">481 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L481'>draw-text-downward-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L482" class="LineNr">482 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L483" class="LineNr">483 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L484" class="LineNr">484 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L485" class="LineNr">485 </span> <span class="PreProc">var</span> result/eax: int <span class="Special"><-</span> <a href='501draw-text.mu.html#L454'>draw-text-downward</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, cursor-x, cursor-y, ymax, color, background-color
<span id="L486" class="LineNr">486 </span><span class="Delimiter">}</span>
<span id="L487" class="LineNr">487 </span>
<span id="L488" class="LineNr">488 </span><span class="muComment"># draw text down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L489" class="LineNr">489 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L490" class="LineNr">490 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L491" class="LineNr">491 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L492" class="LineNr">492 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L492'>draw-text-wrapping-down-then-right</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L493" class="LineNr">493 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L494" class="LineNr">494 </span> <span class="PreProc">var</span> stream/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special"><-</span> address stream-storage
<span id="L495" class="LineNr">495 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L496" class="LineNr">496 </span> <span class="PreProc">var</span> x/eax: int <span class="Special"><-</span> copy _x
<span id="L497" class="LineNr">497 </span> <span class="PreProc">var</span> y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy _y
<span id="L498" class="LineNr">498 </span> x, y <span class="Special"><-</span> <a href='501draw-text.mu.html#L507'>draw-stream-wrapping-down-then-right</a> <a href='500fake-screen.mu.html#L16'>screen</a>, stream, xmin, ymin, xmax, ymax, x, y, color, background-color
<span id="L499" class="LineNr">499 </span> <span class="PreProc">return</span> x, y
<span id="L500" class="LineNr">500 </span><span class="Delimiter">}</span>
<span id="L501" class="LineNr">501 </span>
<span id="L502" class="LineNr">502 </span><span class="muComment"># draw a stream down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L503" class="LineNr">503 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L504" class="LineNr">504 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L505" class="LineNr">505 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L506" class="LineNr">506 </span><span class="muComment"># TODO: should we track horizontal width? just always offset by 2 for now</span>
<span id="L507" class="LineNr">507 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L507'>draw-stream-wrapping-down-then-right</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L508" class="LineNr">508 </span> <span class="PreProc">var</span> xcurr/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy x
<span id="L509" class="LineNr">509 </span> <span class="PreProc">var</span> ycurr/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy y
<span id="L510" class="LineNr">510 </span> <span class="Delimiter">{</span>
<span id="L511" class="LineNr">511 </span> <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special"><-</span> <a href='403unicode.mu.html#L229'>read-code-point-utf8</a> stream
<span id="L512" class="LineNr">512 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L513" class="LineNr">513 </span> <span class="PreProc">break-if-=</span>
<span id="L514" class="LineNr">514 </span> <span class="PreProc">var</span> c/eax: code-point <span class="Special"><-</span> <a href='403unicode.mu.html#L49'>to-code-point</a> g
<span id="L515" class="LineNr">515 </span> <span class="PreProc">var</span> offset/eax: int <span class="Special"><-</span> <a href='500fake-screen.mu.html#L94'>draw-code-point</a> <a href='500fake-screen.mu.html#L16'>screen</a>, c, xcurr, ycurr, color, background-color
<span id="L516" class="LineNr">516 </span> ycurr <span class="Special"><-</span> increment
<span id="L517" class="LineNr">517 </span> compare ycurr, ymax
<span id="L518" class="LineNr">518 </span> <span class="Delimiter">{</span>
<span id="L519" class="LineNr">519 </span> <span class="PreProc">break-if-<</span>
<span id="L520" class="LineNr">520 </span> xcurr <span class="Special"><-</span> add <span class="Constant">2</span>
<span id="L521" class="LineNr">521 </span> ycurr <span class="Special"><-</span> copy ymin
<span id="L522" class="LineNr">522 </span> <span class="Delimiter">}</span>
<span id="L523" class="LineNr">523 </span> <span class="PreProc">loop</span>
<span id="L524" class="LineNr">524 </span> <span class="Delimiter">}</span>
<span id="L525" class="LineNr">525 </span> <a href='500fake-screen.mu.html#L269'>set-cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>, xcurr, ycurr
<span id="L526" class="LineNr">526 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L527" class="LineNr">527 </span><span class="Delimiter">}</span>
<span id="L528" class="LineNr">528 </span>
<span id="L529" class="LineNr">529 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L529'>draw-text-wrapping-down-then-right-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -> </span>_/eax: int, _/<span class="muRegEcx">ecx</span>: int <span class="Delimiter">{</span>
<span id="L530" class="LineNr">530 </span> <span class="PreProc">var</span> x2/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L531" class="LineNr">531 </span> <span class="PreProc">var</span> y2/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L532" class="LineNr">532 </span> x2, y2 <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a> <span class="muComment"># width, height</span>
<span id="L533" class="LineNr">533 </span> x2, y2 <span class="Special"><-</span> <a href='501draw-text.mu.html#L492'>draw-text-wrapping-down-then-right</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L534" class="LineNr">534 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L535" class="LineNr">535 </span><span class="Delimiter">}</span>
<span id="L536" class="LineNr">536 </span>
<span id="L537" class="LineNr">537 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L537'>draw-text-wrapping-down-then-right-from-cursor</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L538" class="LineNr">538 </span> <span class="PreProc">var</span> cursor-x/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L539" class="LineNr">539 </span> <span class="PreProc">var</span> cursor-y/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L540" class="LineNr">540 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='500fake-screen.mu.html#L253'>cursor-position</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L541" class="LineNr">541 </span> <span class="PreProc">var</span> end-y/<span class="muRegEdx">edx</span>: int <span class="Special"><-</span> copy cursor-y
<span id="L542" class="LineNr">542 </span> end-y <span class="Special"><-</span> increment
<span id="L543" class="LineNr">543 </span> compare end-y, ymax
<span id="L544" class="LineNr">544 </span> <span class="Delimiter">{</span>
<span id="L545" class="LineNr">545 </span> <span class="PreProc">break-if-<</span>
<span id="L546" class="LineNr">546 </span> cursor-x <span class="Special"><-</span> increment
<span id="L547" class="LineNr">547 </span> cursor-y <span class="Special"><-</span> copy ymin
<span id="L548" class="LineNr">548 </span> <span class="Delimiter">}</span>
<span id="L549" class="LineNr">549 </span> cursor-x, cursor-y <span class="Special"><-</span> <a href='501draw-text.mu.html#L492'>draw-text-wrapping-down-then-right</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L550" class="LineNr">550 </span><span class="Delimiter">}</span>
<span id="L551" class="LineNr">551 </span>
<span id="L552" class="LineNr">552 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L552'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a></span> <a href='500fake-screen.mu.html#L16'>screen</a>: (addr <a href='500fake-screen.mu.html#L16'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L553" class="LineNr">553 </span> <span class="PreProc">var</span> width/eax: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L554" class="LineNr">554 </span> <span class="PreProc">var</span> height/<span class="muRegEcx">ecx</span>: int <span class="Special"><-</span> copy <span class="Constant">0</span>
<span id="L555" class="LineNr">555 </span> width, height <span class="Special"><-</span> <a href='500fake-screen.mu.html#L75'>screen-size</a> <a href='500fake-screen.mu.html#L16'>screen</a>
<span id="L556" class="LineNr">556 </span> <a href='501draw-text.mu.html#L537'>draw-text-wrapping-down-then-right-from-cursor</a> <a href='500fake-screen.mu.html#L16'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L557" class="LineNr">557 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
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