diff options
Diffstat (limited to 'html/100trace_browser.cc.html')
| -rw-r--r-- | html/100trace_browser.cc.html | 356 |
1 files changed, 181 insertions, 175 deletions
diff --git a/html/100trace_browser.cc.html b/html/100trace_browser.cc.html index 0361eeff..0da9a5bd 100644 --- a/html/100trace_browser.cc.html +++ b/html/100trace_browser.cc.html @@ -77,25 +77,25 @@ if ('onhashchange' in window) { <span id="L19" class="LineNr"> 19 </span><span class="Comment">//:</span> <span id="L20" class="LineNr"> 20 </span><span class="Comment">//: The UI provides the following hotkeys:</span> <span id="L21" class="LineNr"> 21 </span><span class="Comment">//:</span> -<span id="L22" class="LineNr"> 22 </span><span class="Comment">//: 'q': Quit.</span> +<span id="L22" class="LineNr"> 22 </span><span class="Comment">//: `q` or `ctrl-c`: Quit.</span> <span id="L23" class="LineNr"> 23 </span><span class="Comment">//:</span> -<span id="L24" class="LineNr"> 24 </span><span class="Comment">//: 'Enter': 'Zoom into' this line. Expand some or all of the hidden lines</span> +<span id="L24" class="LineNr"> 24 </span><span class="Comment">//: `Enter`: 'Zoom into' this line. Expand some or all of the hidden lines</span> <span id="L25" class="LineNr"> 25 </span><span class="Comment">//: at the next higher level, updating parenthetical counts of hidden lines.</span> -<span id="L26" class="LineNr"> 26 </span><span class="Comment">//: </span> -<span id="L27" class="LineNr"> 27 </span><span class="Comment">//: 'Backspace': 'Zoom out' on a line after zooming in, collapsing expanded</span> +<span id="L26" class="LineNr"> 26 </span><span class="Comment">//:</span> +<span id="L27" class="LineNr"> 27 </span><span class="Comment">//: `Backspace`: 'Zoom out' on a line after zooming in, collapsing expanded</span> <span id="L28" class="LineNr"> 28 </span><span class="Comment">//: lines below by some series of <Enter> commands.</span> <span id="L29" class="LineNr"> 29 </span><span class="Comment">//:</span> -<span id="L30" class="LineNr"> 30 </span><span class="Comment">//: 'j': Move cursor down one line.</span> -<span id="L31" class="LineNr"> 31 </span><span class="Comment">//: 'k': Move cursor up one line.</span> -<span id="L32" class="LineNr"> 32 </span><span class="Comment">//: 'J': Move cursor down one page.</span> -<span id="L33" class="LineNr"> 33 </span><span class="Comment">//: 'K': Move cursor up one page.</span> -<span id="L34" class="LineNr"> 34 </span><span class="Comment">//: (arrow and pgUp/pgDn keys should also work)</span> -<span id="L35" class="LineNr"> 35 </span><span class="Comment">//:</span> -<span id="L36" class="LineNr"> 36 </span><span class="Comment">//: 'G': Move cursor to end of trace.</span> +<span id="L30" class="LineNr"> 30 </span><span class="Comment">//: `j` or `down-arrow`: Move cursor down one line.</span> +<span id="L31" class="LineNr"> 31 </span><span class="Comment">//: `k` or `up-arrow`: Move cursor up one line.</span> +<span id="L32" class="LineNr"> 32 </span><span class="Comment">//: `J` or `ctrl-f` or `page-down`: Move cursor down one page.</span> +<span id="L33" class="LineNr"> 33 </span><span class="Comment">//: `K` or `ctrl-b` or `page-up`: Move cursor up one page.</span> +<span id="L34" class="LineNr"> 34 </span><span class="Comment">//:</span> +<span id="L35" class="LineNr"> 35 </span><span class="Comment">//: `g` or `home`: Move cursor to start of trace.</span> +<span id="L36" class="LineNr"> 36 </span><span class="Comment">//: `G` or `end`: Move cursor to end of trace.</span> <span id="L37" class="LineNr"> 37 </span><span class="Comment">//:</span> -<span id="L38" class="LineNr"> 38 </span><span class="Comment">//: 'H': Move cursor to top line on screen.</span> -<span id="L39" class="LineNr"> 39 </span><span class="Comment">//: 'M': Move cursor to center line on screen.</span> -<span id="L40" class="LineNr"> 40 </span><span class="Comment">//: 'L': Move cursor to bottom line on screen.</span> +<span id="L38" class="LineNr"> 38 </span><span class="Comment">//: `H`: Move cursor to top line on screen.</span> +<span id="L39" class="LineNr"> 39 </span><span class="Comment">//: `M`: Move cursor to center line on screen.</span> +<span id="L40" class="LineNr"> 40 </span><span class="Comment">//: `L`: Move cursor to bottom line on screen.</span> <span id="L41" class="LineNr"> 41 </span> <span id="L42" class="LineNr"> 42 </span><span class="Comment">//: browse the trace we just created</span> <span id="L43" class="LineNr"> 43 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> @@ -115,7 +115,7 @@ if ('onhashchange' in window) { <span id="L57" class="LineNr"> 57 </span><span class="Comment">//: browse a trace loaded from a file</span> <span id="L58" class="LineNr"> 58 </span><span class="Delimiter">:(after "Commandline Parsing")</span> <span id="L59" class="LineNr"> 59 </span><span class="Normal">if</span> <span class="Delimiter">(</span>argc == <span class="Constant">3</span> && <a href='001help.cc.html#L70'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"browse-trace"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L60" class="LineNr"> 60 </span> <a href='100trace_browser.cc.html#L262'>load_trace</a><span class="Delimiter">(</span>argv[<span class="Constant">2</span>]<span class="Delimiter">);</span> +<span id="L60" class="LineNr"> 60 </span> <a href='100trace_browser.cc.html#L268'>load_trace</a><span class="Delimiter">(</span>argv[<span class="Constant">2</span>]<span class="Delimiter">);</span> <span id="L61" class="LineNr"> 61 </span> <a href='100trace_browser.cc.html#L72'>start_trace_browser</a><span class="Delimiter">();</span> <span id="L62" class="LineNr"> 62 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L63" class="LineNr"> 63 </span><span class="Delimiter">}</span> @@ -145,14 +145,14 @@ if ('onhashchange' in window) { <span id="L87" class="LineNr"> 87 </span> Display_row = Display_column = <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L88" class="LineNr"> 88 </span> tb_event event<span class="Delimiter">;</span> <span id="L89" class="LineNr"> 89 </span> Top_of_screen = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L90" class="LineNr"> 90 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L90" class="LineNr"> 90 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> <span id="L91" class="LineNr"> 91 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L92" class="LineNr"> 92 </span> <a href='100trace_browser.cc.html#L212'>render</a><span class="Delimiter">();</span> +<span id="L92" class="LineNr"> 92 </span> <a href='100trace_browser.cc.html#L218'>render</a><span class="Delimiter">();</span> <span id="L93" class="LineNr"> 93 </span> <span class="Normal">do</span> <span class="Delimiter">{</span> <span id="L94" class="LineNr"> 94 </span> tb_poll_event<span class="Delimiter">(</span>&event<span class="Delimiter">);</span> <span id="L95" class="LineNr"> 95 </span> <span class="Delimiter">}</span> <span class="Normal">while</span> <span class="Delimiter">(</span>event<span class="Delimiter">.</span>type != TB_EVENT_KEY<span class="Delimiter">);</span> <span id="L96" class="LineNr"> 96 </span> <span class="Normal">int</span> key = event<span class="Delimiter">.</span>key ? event<span class="Delimiter">.</span>key : event<span class="Delimiter">.</span>ch<span class="Delimiter">;</span> -<span id="L97" class="LineNr"> 97 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'q'</span> || key == <span class="Constant">'Q'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L97" class="LineNr"> 97 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'q'</span> || key == <span class="Constant">'Q'</span> || key == TB_KEY_CTRL_C<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L98" class="LineNr"> 98 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'j'</span> || key == TB_KEY_ARROW_DOWN<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L99" class="LineNr"> 99 </span> <span class="Comment">// move cursor one line down</span> <span id="L100" class="LineNr">100 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Display_row < Last_printed_row<span class="Delimiter">)</span> ++Display_row<span class="Delimiter">;</span> @@ -173,14 +173,14 @@ if ('onhashchange' in window) { <span id="L115" class="LineNr">115 </span> <span class="Comment">// move cursor to bottom of screen</span> <span id="L116" class="LineNr">116 </span> Display_row = tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">;</span> <span id="L117" class="LineNr">117 </span> <span class="Delimiter">}</span> -<span id="L118" class="LineNr">118 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'J'</span> || key == TB_KEY_PGDN<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L118" class="LineNr">118 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'J'</span> || key == TB_KEY_PGDN || key == TB_KEY_CTRL_F<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L119" class="LineNr">119 </span> <span class="Comment">// page-down</span> <span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_index<span class="Delimiter">.</span>find<span class="Delimiter">(</span>tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> != Trace_index<span class="Delimiter">.</span><a href='003trace.cc.html#L185'>end</a><span class="Delimiter">())</span> <span class="Delimiter">{</span> <span id="L121" class="LineNr">121 </span> Top_of_screen = get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> + <span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L122" class="LineNr">122 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L122" class="LineNr">122 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> <span id="L123" class="LineNr">123 </span> <span class="Delimiter">}</span> <span id="L124" class="LineNr">124 </span> <span class="Delimiter">}</span> -<span id="L125" class="LineNr">125 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'K'</span> || key == TB_KEY_PGUP<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L125" class="LineNr">125 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'K'</span> || key == TB_KEY_PGUP || key == TB_KEY_CTRL_B<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L126" class="LineNr">126 </span> <span class="Comment">// page-up is more convoluted</span> <span id="L127" class="LineNr">127 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> screen_row = tb_height<span class="Delimiter">();</span> screen_row > <span class="Constant">0</span> && Top_of_screen > <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L128" class="LineNr">128 </span> --Top_of_screen<span class="Delimiter">;</span> @@ -189,161 +189,167 @@ if ('onhashchange' in window) { <span id="L131" class="LineNr">131 </span> --Top_of_screen<span class="Delimiter">;</span> <span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span> <span id="L133" class="LineNr">133 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen >= <span class="Constant">0</span><span class="Delimiter">)</span> -<span id="L134" class="LineNr">134 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L134" class="LineNr">134 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> <span id="L135" class="LineNr">135 </span> <span class="Delimiter">}</span> -<span id="L136" class="LineNr">136 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'G'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L137" class="LineNr">137 </span> <span class="Comment">// go to bottom of screen; largely like page-up, interestingly</span> -<span id="L138" class="LineNr">138 </span> Top_of_screen = <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L139" class="LineNr">139 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> screen_row = tb_height<span class="Delimiter">();</span> screen_row > <span class="Constant">0</span> && Top_of_screen > <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L140" class="LineNr">140 </span> --Top_of_screen<span class="Delimiter">;</span> -<span id="L141" class="LineNr">141 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen <= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L142" class="LineNr">142 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>Top_of_screen > <span class="Constant">0</span> && !contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> Top_of_screen<span class="Delimiter">))</span> -<span id="L143" class="LineNr">143 </span> --Top_of_screen<span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> <span class="Delimiter">}</span> -<span id="L145" class="LineNr">145 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> -<span id="L146" class="LineNr">146 </span> <span class="Comment">// move cursor to bottom</span> -<span id="L147" class="LineNr">147 </span> Display_row = Last_printed_row<span class="Delimiter">;</span> -<span id="L148" class="LineNr">148 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> -<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span> -<span id="L150" class="LineNr">150 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L151" class="LineNr">151 </span> <span class="Comment">// expand lines under current by one level</span> -<span id="L152" class="LineNr">152 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">));</span> -<span id="L153" class="LineNr">153 </span> <span class="Normal">int</span> start_index = get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> -<span id="L154" class="LineNr">154 </span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L155" class="LineNr">155 </span> <span class="Comment">// simultaneously compute end_index and min_depth</span> -<span id="L156" class="LineNr">156 </span> <span class="Normal">int</span> min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span> -<span id="L157" class="LineNr">157 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L158" class="LineNr">158 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L159" class="LineNr">159 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> -<span id="L160" class="LineNr">160 </span> assert<span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth > Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">);</span> -<span id="L161" class="LineNr">161 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth < min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span> -<span id="L162" class="LineNr">162 </span> <span class="Delimiter">}</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span> -<span id="L164" class="LineNr">164 </span> <span class="Comment">// mark as visible all intervening indices at min_depth</span> -<span id="L165" class="LineNr">165 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index<span class="Delimiter">;</span> index < end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L166" class="LineNr">166 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> -<span id="L167" class="LineNr">167 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == min_depth<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L168" class="LineNr">168 </span> Visible<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>index<span class="Delimiter">);</span> -<span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span> -<span id="L170" class="LineNr">170 </span> <span class="Delimiter">}</span> -<span id="L171" class="LineNr">171 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> -<span id="L172" class="LineNr">172 </span> <span class="Delimiter">}</span> -<span id="L173" class="LineNr">173 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_BACKSPACE || key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L174" class="LineNr">174 </span> <span class="Comment">// collapse all lines under current</span> -<span id="L175" class="LineNr">175 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">));</span> -<span id="L176" class="LineNr">176 </span> <span class="Normal">int</span> start_index = get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> -<span id="L177" class="LineNr">177 </span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L178" class="LineNr">178 </span> <span class="Comment">// end_index is the next line at a depth same as or lower than start_index</span> -<span id="L179" class="LineNr">179 </span> <span class="Normal">int</span> initial_depth = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">;</span> -<span id="L180" class="LineNr">180 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L182" class="LineNr">182 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> -<span id="L183" class="LineNr">183 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth <= initial_depth<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L184" class="LineNr">184 </span> <span class="Delimiter">}</span> -<span id="L185" class="LineNr">185 </span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span> -<span id="L186" class="LineNr">186 </span> <span class="Comment">// mark as visible all intervening indices at min_depth</span> -<span id="L187" class="LineNr">187 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L188" class="LineNr">188 </span> Visible<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>index<span class="Delimiter">);</span> -<span id="L189" class="LineNr">189 </span> <span class="Delimiter">}</span> -<span id="L190" class="LineNr">190 </span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">();</span> -<span id="L191" class="LineNr">191 </span> <span class="Delimiter">}</span> -<span id="L192" class="LineNr">192 </span> <span class="Delimiter">}</span> -<span id="L193" class="LineNr">193 </span> tb_shutdown<span class="Delimiter">();</span> -<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span> -<span id="L195" class="LineNr">195 </span> -<span id="L196" class="LineNr">196 </span><span class="Comment">// update Trace_indices for each screen_row on the basis of Top_of_screen and Visible</span> -<span id="L197" class="LineNr">197 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L197'>refresh_screen_rows</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L199" class="LineNr">199 </span> Trace_index<span class="Delimiter">.</span><a href='050scenario.cc.html#L60'>clear</a><span class="Delimiter">();</span> -<span id="L200" class="LineNr">200 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = Top_of_screen<span class="Delimiter">;</span> screen_row < tb_height<span class="Delimiter">()</span> && index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++screen_row<span class="Delimiter">,</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L201" class="LineNr">201 </span> <span class="Comment">// skip lines without depth for now</span> -<span id="L202" class="LineNr">202 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L203" class="LineNr">203 </span> ++index<span class="Delimiter">;</span> -<span id="L204" class="LineNr">204 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>index >= <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">))</span> <span class="Identifier">goto</span> done<span class="Delimiter">;</span> -<span id="L205" class="LineNr">205 </span> <span class="Delimiter">}</span> -<span id="L206" class="LineNr">206 </span> assert<span class="Delimiter">(</span>index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">));</span> -<span id="L207" class="LineNr">207 </span> <a href='001help.cc.html#L218'>put</a><span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> index<span class="Delimiter">);</span> -<span id="L208" class="LineNr">208 </span> <span class="Delimiter">}</span> -<span id="L209" class="LineNr">209 </span><span class="Normal">done</span>:<span class="Delimiter">;</span> -<span id="L210" class="LineNr">210 </span><span class="Delimiter">}</span> -<span id="L211" class="LineNr">211 </span> -<span id="L212" class="LineNr">212 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L212'>render</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> -<span id="L213" class="LineNr">213 </span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L214" class="LineNr">214 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> screen_row < tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L215" class="LineNr">215 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L216" class="LineNr">216 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">));</span> -<span id="L217" class="LineNr">217 </span> ostringstream out<span class="Delimiter">;</span> -<span id="L218" class="LineNr">218 </span> out << std::setw<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">)</span> << curr_line<span class="Delimiter">.</span>depth << <span class="Constant">' '</span> << curr_line<span class="Delimiter">.</span>label << <span class="Constant">": "</span> << curr_line<span class="Delimiter">.</span>contents<span class="Delimiter">;</span> -<span id="L219" class="LineNr">219 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>screen_row < tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L220" class="LineNr">220 </span> <span class="Normal">int</span> delta = <a href='100trace_browser.cc.html#L238'>lines_hidden</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">);</span> -<span id="L221" class="LineNr">221 </span> <span class="Comment">// home-brew escape sequence for red</span> -<span id="L222" class="LineNr">222 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>delta > <span class="Constant">999</span><span class="Delimiter">)</span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L223" class="LineNr">223 </span> out << <span class="Constant">" ("</span> << delta << <span class="Constant">")"</span><span class="Delimiter">;</span> -<span id="L224" class="LineNr">224 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>delta > <span class="Constant">999</span><span class="Delimiter">)</span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span> -<span id="L225" class="LineNr">225 </span> <span class="Delimiter">}</span> -<span id="L226" class="LineNr">226 </span> <a href='100trace_browser.cc.html#L246'>render_line</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> out<span class="Delimiter">.</span>str<span class="Delimiter">());</span> -<span id="L227" class="LineNr">227 </span> <span class="Delimiter">}</span> -<span id="L228" class="LineNr">228 </span> <span class="Comment">// clear rest of screen</span> -<span id="L229" class="LineNr">229 </span> Last_printed_row = screen_row-<span class="Constant">1</span><span class="Delimiter">;</span> -<span id="L230" class="LineNr">230 </span> <span class="Normal">for</span> <span class="Delimiter">(;</span> screen_row < tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L231" class="LineNr">231 </span> <a href='100trace_browser.cc.html#L246'>render_line</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> <span class="Constant">"~"</span><span class="Delimiter">);</span> -<span id="L232" class="LineNr">232 </span> <span class="Delimiter">}</span> -<span id="L233" class="LineNr">233 </span> <span class="Comment">// move cursor back to display row at the end</span> -<span id="L234" class="LineNr">234 </span> tb_set_cursor<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> -<span id="L235" class="LineNr">235 </span> tb_present<span class="Delimiter">();</span> -<span id="L236" class="LineNr">236 </span><span class="Delimiter">}</span> -<span id="L237" class="LineNr">237 </span> -<span id="L238" class="LineNr">238 </span><span class="Normal">int</span> <a href='100trace_browser.cc.html#L238'>lines_hidden</a><span class="Delimiter">(</span><span class="Normal">int</span> screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L239" class="LineNr">239 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">));</span> -<span id="L240" class="LineNr">240 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row+<span class="Constant">1</span><span class="Delimiter">))</span> -<span id="L241" class="LineNr">241 </span> <span class="Identifier">return</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">)</span> - get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">);</span> -<span id="L242" class="LineNr">242 </span> <span class="Normal">else</span> -<span id="L243" class="LineNr">243 </span> <span class="Identifier">return</span> get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row+<span class="Constant">1</span><span class="Delimiter">)</span> - get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">);</span> -<span id="L244" class="LineNr">244 </span><span class="Delimiter">}</span> -<span id="L245" class="LineNr">245 </span> -<span id="L246" class="LineNr">246 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L246'>render_line</a><span class="Delimiter">(</span><span class="Normal">int</span> screen_row<span class="Delimiter">,</span> <span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L247" class="LineNr">247 </span> <span class="Normal">int</span> col = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L248" class="LineNr">248 </span> <span class="Normal">int</span> color = TB_WHITE<span class="Delimiter">;</span> -<span id="L249" class="LineNr">249 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>col = <span class="Constant">0</span><span class="Delimiter">;</span> col < tb_width<span class="Delimiter">()</span> && col < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">);</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L250" class="LineNr">250 </span> <span class="Normal">char</span> c = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>col<span class="Delimiter">);</span> <span class="Comment">// todo: unicode</span> -<span id="L251" class="LineNr">251 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> c = <span class="Constant">';'</span><span class="Delimiter">;</span> <span class="Comment">// replace newlines with semi-colons</span> -<span id="L252" class="LineNr">252 </span> <span class="Comment">// escapes. hack: can't start a line with them.</span> -<span id="L253" class="LineNr">253 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\1'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = <span class="Comment">/*</span><span class="Comment">red</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> -<span id="L254" class="LineNr">254 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\2'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = TB_WHITE<span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> -<span id="L255" class="LineNr">255 </span> tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> c<span class="Delimiter">,</span> color<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span> -<span id="L256" class="LineNr">256 </span> <span class="Delimiter">}</span> -<span id="L257" class="LineNr">257 </span> <span class="Normal">for</span> <span class="Delimiter">(;</span> col < tb_width<span class="Delimiter">();</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L258" class="LineNr">258 </span> tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> TB_WHITE<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span> -<span id="L259" class="LineNr">259 </span> <span class="Delimiter">}</span> -<span id="L260" class="LineNr">260 </span><span class="Delimiter">}</span> -<span id="L261" class="LineNr">261 </span> -<span id="L262" class="LineNr">262 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L262'>load_trace</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L263" class="LineNr">263 </span> ifstream tin<span class="Delimiter">(</span>filename<span class="Delimiter">);</span> -<span id="L264" class="LineNr">264 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!tin<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L265" class="LineNr">265 </span> cerr << <span class="Constant">"no such file: "</span> << filename << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L266" class="LineNr">266 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L267" class="LineNr">267 </span> <span class="Delimiter">}</span> -<span id="L268" class="LineNr">268 </span> Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span> -<span id="L269" class="LineNr">269 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L235'>has_data</a><span class="Delimiter">(</span>tin<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L270" class="LineNr">270 </span> tin >> std::noskipws<span class="Delimiter">;</span> -<span id="L271" class="LineNr">271 </span> skip_whitespace_but_not_newline<span class="Delimiter">(</span>tin<span class="Delimiter">);</span> -<span id="L272" class="LineNr">272 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!isdigit<span class="Delimiter">(</span>tin<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> <span class="Delimiter">{</span> -<span id="L273" class="LineNr">273 </span> string dummy<span class="Delimiter">;</span> -<span id="L274" class="LineNr">274 </span> getline<span class="Delimiter">(</span>tin<span class="Delimiter">,</span> dummy<span class="Delimiter">);</span> -<span id="L275" class="LineNr">275 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L276" class="LineNr">276 </span> <span class="Delimiter">}</span> -<span id="L277" class="LineNr">277 </span> tin >> std::skipws<span class="Delimiter">;</span> -<span id="L278" class="LineNr">278 </span> <span class="Normal">int</span> depth<span class="Delimiter">;</span> -<span id="L279" class="LineNr">279 </span> tin >> depth<span class="Delimiter">;</span> -<span id="L280" class="LineNr">280 </span> string label<span class="Delimiter">;</span> -<span id="L281" class="LineNr">281 </span> tin >> label<span class="Delimiter">;</span> -<span id="L282" class="LineNr">282 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*--label<span class="Delimiter">.</span><a href='003trace.cc.html#L185'>end</a><span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> label<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>--label<span class="Delimiter">.</span><a href='003trace.cc.html#L185'>end</a><span class="Delimiter">());</span> -<span id="L283" class="LineNr">283 </span> string line<span class="Delimiter">;</span> -<span id="L284" class="LineNr">284 </span> getline<span class="Delimiter">(</span>tin<span class="Delimiter">,</span> line<span class="Delimiter">);</span> -<span id="L285" class="LineNr">285 </span> Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_line<span class="Delimiter">(</span>depth<span class="Delimiter">,</span> label<span class="Delimiter">,</span> line<span class="Delimiter">));</span> -<span id="L286" class="LineNr">286 </span> <span class="Delimiter">}</span> -<span id="L287" class="LineNr">287 </span> cerr << <span class="Constant">"lines read: "</span> << Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>size<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span id="L288" class="LineNr">288 </span><span class="Delimiter">}</span> +<span id="L136" class="LineNr">136 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'g'</span> || key == TB_KEY_HOME<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L137" class="LineNr">137 </span> Top_of_screen = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L138" class="LineNr">138 </span> Last_printed_row = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L139" class="LineNr">139 </span> Display_row = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L140" class="LineNr">140 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L141" class="LineNr">141 </span> <span class="Delimiter">}</span> +<span id="L142" class="LineNr">142 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">'G'</span> || key == TB_KEY_END<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L143" class="LineNr">143 </span> <span class="Comment">// go to bottom of screen; largely like page-up, interestingly</span> +<span id="L144" class="LineNr">144 </span> Top_of_screen = <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">;</span> +<span id="L145" class="LineNr">145 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> screen_row = tb_height<span class="Delimiter">();</span> screen_row > <span class="Constant">0</span> && Top_of_screen > <span class="Constant">0</span><span class="Delimiter">;</span> --screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L146" class="LineNr">146 </span> --Top_of_screen<span class="Delimiter">;</span> +<span id="L147" class="LineNr">147 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Top_of_screen <= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L148" class="LineNr">148 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>Top_of_screen > <span class="Constant">0</span> && !contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> Top_of_screen<span class="Delimiter">))</span> +<span id="L149" class="LineNr">149 </span> --Top_of_screen<span class="Delimiter">;</span> +<span id="L150" class="LineNr">150 </span> <span class="Delimiter">}</span> +<span id="L151" class="LineNr">151 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L152" class="LineNr">152 </span> <span class="Comment">// move cursor to bottom</span> +<span id="L153" class="LineNr">153 </span> Display_row = Last_printed_row<span class="Delimiter">;</span> +<span id="L154" class="LineNr">154 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L155" class="LineNr">155 </span> <span class="Delimiter">}</span> +<span id="L156" class="LineNr">156 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_CARRIAGE_RETURN<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L157" class="LineNr">157 </span> <span class="Comment">// expand lines under current by one level</span> +<span id="L158" class="LineNr">158 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">));</span> +<span id="L159" class="LineNr">159 </span> <span class="Normal">int</span> start_index = get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> +<span id="L160" class="LineNr">160 </span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L161" class="LineNr">161 </span> <span class="Comment">// simultaneously compute end_index and min_depth</span> +<span id="L162" class="LineNr">162 </span> <span class="Normal">int</span> min_depth = <span class="Constant">9999</span><span class="Delimiter">;</span> +<span id="L163" class="LineNr">163 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L164" class="LineNr">164 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L165" class="LineNr">165 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> +<span id="L166" class="LineNr">166 </span> assert<span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth > Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">);</span> +<span id="L167" class="LineNr">167 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth < min_depth<span class="Delimiter">)</span> min_depth = curr_line<span class="Delimiter">.</span>depth<span class="Delimiter">;</span> +<span id="L168" class="LineNr">168 </span> <span class="Delimiter">}</span> +<span id="L169" class="LineNr">169 </span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span> +<span id="L170" class="LineNr">170 </span> <span class="Comment">// mark as visible all intervening indices at min_depth</span> +<span id="L171" class="LineNr">171 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index<span class="Delimiter">;</span> index < end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L172" class="LineNr">172 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> +<span id="L173" class="LineNr">173 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth == min_depth<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L174" class="LineNr">174 </span> Visible<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>index<span class="Delimiter">);</span> +<span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> +<span id="L176" class="LineNr">176 </span> <span class="Delimiter">}</span> +<span id="L177" class="LineNr">177 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L178" class="LineNr">178 </span> <span class="Delimiter">}</span> +<span id="L179" class="LineNr">179 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == TB_KEY_BACKSPACE || key == TB_KEY_BACKSPACE2<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L180" class="LineNr">180 </span> <span class="Comment">// collapse all lines under current</span> +<span id="L181" class="LineNr">181 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">));</span> +<span id="L182" class="LineNr">182 </span> <span class="Normal">int</span> start_index = get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> +<span id="L183" class="LineNr">183 </span> <span class="Normal">int</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L184" class="LineNr">184 </span> <span class="Comment">// end_index is the next line at a depth same as or lower than start_index</span> +<span id="L185" class="LineNr">185 </span> <span class="Normal">int</span> initial_depth = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>start_index<span class="Delimiter">).</span>depth<span class="Delimiter">;</span> +<span id="L186" class="LineNr">186 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L187" class="LineNr">187 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L188" class="LineNr">188 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>index<span class="Delimiter">);</span> +<span id="L189" class="LineNr">189 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr_line<span class="Delimiter">.</span>depth <= initial_depth<span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span> +<span id="L191" class="LineNr">191 </span> <span class="Normal">int</span> end_index = index<span class="Delimiter">;</span> +<span id="L192" class="LineNr">192 </span> <span class="Comment">// mark as visible all intervening indices at min_depth</span> +<span id="L193" class="LineNr">193 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>index = start_index+<span class="Constant">1</span><span class="Delimiter">;</span> index < end_index<span class="Delimiter">;</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L194" class="LineNr">194 </span> Visible<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>index<span class="Delimiter">);</span> +<span id="L195" class="LineNr">195 </span> <span class="Delimiter">}</span> +<span id="L196" class="LineNr">196 </span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">();</span> +<span id="L197" class="LineNr">197 </span> <span class="Delimiter">}</span> +<span id="L198" class="LineNr">198 </span> <span class="Delimiter">}</span> +<span id="L199" class="LineNr">199 </span> tb_shutdown<span class="Delimiter">();</span> +<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="Comment">// update Trace_indices for each screen_row on the basis of Top_of_screen and Visible</span> +<span id="L203" class="LineNr">203 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L203'>refresh_screen_rows</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L204" class="LineNr">204 </span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L205" class="LineNr">205 </span> Trace_index<span class="Delimiter">.</span><a href='050scenario.cc.html#L60'>clear</a><span class="Delimiter">();</span> +<span id="L206" class="LineNr">206 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">,</span> index = Top_of_screen<span class="Delimiter">;</span> screen_row < tb_height<span class="Delimiter">()</span> && index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">);</span> ++screen_row<span class="Delimiter">,</span> ++index<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L207" class="LineNr">207 </span> <span class="Comment">// skip lines without depth for now</span> +<span id="L208" class="LineNr">208 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Visible<span class="Delimiter">,</span> index<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L209" class="LineNr">209 </span> ++index<span class="Delimiter">;</span> +<span id="L210" class="LineNr">210 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>index >= <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">))</span> <span class="Identifier">goto</span> done<span class="Delimiter">;</span> +<span id="L211" class="LineNr">211 </span> <span class="Delimiter">}</span> +<span id="L212" class="LineNr">212 </span> assert<span class="Delimiter">(</span>index < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">));</span> +<span id="L213" class="LineNr">213 </span> <a href='001help.cc.html#L218'>put</a><span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> index<span class="Delimiter">);</span> +<span id="L214" class="LineNr">214 </span> <span class="Delimiter">}</span> +<span id="L215" class="LineNr">215 </span><span class="Normal">done</span>:<span class="Delimiter">;</span> +<span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span> +<span id="L217" class="LineNr">217 </span> +<span id="L218" class="LineNr">218 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L218'>render</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> +<span id="L219" class="LineNr">219 </span> <span class="Normal">int</span> screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L220" class="LineNr">220 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>screen_row = <span class="Constant">0</span><span class="Delimiter">;</span> screen_row < tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L221" class="LineNr">221 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L222" class="LineNr">222 </span> trace_line& curr_line = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">));</span> +<span id="L223" class="LineNr">223 </span> ostringstream out<span class="Delimiter">;</span> +<span id="L224" class="LineNr">224 </span> out << std::setw<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">)</span> << curr_line<span class="Delimiter">.</span>depth << <span class="Constant">' '</span> << curr_line<span class="Delimiter">.</span>label << <span class="Constant">": "</span> << curr_line<span class="Delimiter">.</span>contents<span class="Delimiter">;</span> +<span id="L225" class="LineNr">225 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>screen_row < tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L226" class="LineNr">226 </span> <span class="Normal">int</span> delta = <a href='100trace_browser.cc.html#L244'>lines_hidden</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">);</span> +<span id="L227" class="LineNr">227 </span> <span class="Comment">// home-brew escape sequence for red</span> +<span id="L228" class="LineNr">228 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>delta > <span class="Constant">999</span><span class="Delimiter">)</span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L229" class="LineNr">229 </span> out << <span class="Constant">" ("</span> << delta << <span class="Constant">")"</span><span class="Delimiter">;</span> +<span id="L230" class="LineNr">230 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>delta > <span class="Constant">999</span><span class="Delimiter">)</span> out << <span class="Normal">static_cast</span><<span class="Normal">char</span>><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span> +<span id="L231" class="LineNr">231 </span> <span class="Delimiter">}</span> +<span id="L232" class="LineNr">232 </span> <a href='100trace_browser.cc.html#L252'>render_line</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> out<span class="Delimiter">.</span>str<span class="Delimiter">());</span> +<span id="L233" class="LineNr">233 </span> <span class="Delimiter">}</span> +<span id="L234" class="LineNr">234 </span> <span class="Comment">// clear rest of screen</span> +<span id="L235" class="LineNr">235 </span> Last_printed_row = screen_row-<span class="Constant">1</span><span class="Delimiter">;</span> +<span id="L236" class="LineNr">236 </span> <span class="Normal">for</span> <span class="Delimiter">(;</span> screen_row < tb_height<span class="Delimiter">();</span> ++screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L237" class="LineNr">237 </span> <a href='100trace_browser.cc.html#L252'>render_line</a><span class="Delimiter">(</span>screen_row<span class="Delimiter">,</span> <span class="Constant">"~"</span><span class="Delimiter">);</span> +<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span> +<span id="L239" class="LineNr">239 </span> <span class="Comment">// move cursor back to display row at the end</span> +<span id="L240" class="LineNr">240 </span> tb_set_cursor<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span> +<span id="L241" class="LineNr">241 </span> tb_present<span class="Delimiter">();</span> +<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span> +<span id="L243" class="LineNr">243 </span> +<span id="L244" class="LineNr">244 </span><span class="Normal">int</span> <a href='100trace_browser.cc.html#L244'>lines_hidden</a><span class="Delimiter">(</span><span class="Normal">int</span> screen_row<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L245" class="LineNr">245 </span> assert<span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">));</span> +<span id="L246" class="LineNr">246 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!contains_key<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row+<span class="Constant">1</span><span class="Delimiter">))</span> +<span id="L247" class="LineNr">247 </span> <span class="Identifier">return</span> <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">)</span> - get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">);</span> +<span id="L248" class="LineNr">248 </span> <span class="Normal">else</span> +<span id="L249" class="LineNr">249 </span> <span class="Identifier">return</span> get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row+<span class="Constant">1</span><span class="Delimiter">)</span> - get<span class="Delimiter">(</span>Trace_index<span class="Delimiter">,</span> screen_row<span class="Delimiter">);</span> +<span id="L250" class="LineNr">250 </span><span class="Delimiter">}</span> +<span id="L251" class="LineNr">251 </span> +<span id="L252" class="LineNr">252 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L252'>render_line</a><span class="Delimiter">(</span><span class="Normal">int</span> screen_row<span class="Delimiter">,</span> <span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L253" class="LineNr">253 </span> <span class="Normal">int</span> col = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L254" class="LineNr">254 </span> <span class="Normal">int</span> color = TB_WHITE<span class="Delimiter">;</span> +<span id="L255" class="LineNr">255 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>col = <span class="Constant">0</span><span class="Delimiter">;</span> col < tb_width<span class="Delimiter">()</span> && col < <a href='001help.cc.html#L138'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">);</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L256" class="LineNr">256 </span> <span class="Normal">char</span> c = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span>col<span class="Delimiter">);</span> <span class="Comment">// todo: unicode</span> +<span id="L257" class="LineNr">257 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> c = <span class="Constant">';'</span><span class="Delimiter">;</span> <span class="Comment">// replace newlines with semi-colons</span> +<span id="L258" class="LineNr">258 </span> <span class="Comment">// escapes. hack: can't start a line with them.</span> +<span id="L259" class="LineNr">259 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\1'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = <span class="Comment">/*</span><span class="Comment">red</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> +<span id="L260" class="LineNr">260 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="cSpecial">'\2'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> color = TB_WHITE<span class="Delimiter">;</span> c = <span class="Constant">' '</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> +<span id="L261" class="LineNr">261 </span> tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> c<span class="Delimiter">,</span> color<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span> +<span id="L262" class="LineNr">262 </span> <span class="Delimiter">}</span> +<span id="L263" class="LineNr">263 </span> <span class="Normal">for</span> <span class="Delimiter">(;</span> col < tb_width<span class="Delimiter">();</span> ++col<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L264" class="LineNr">264 </span> tb_change_cell<span class="Delimiter">(</span>col<span class="Delimiter">,</span> screen_row<span class="Delimiter">,</span> <span class="Constant">' '</span><span class="Delimiter">,</span> TB_WHITE<span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span> +<span id="L265" class="LineNr">265 </span> <span class="Delimiter">}</span> +<span id="L266" class="LineNr">266 </span><span class="Delimiter">}</span> +<span id="L267" class="LineNr">267 </span> +<span id="L268" class="LineNr">268 </span><span class="Normal">void</span> <a href='100trace_browser.cc.html#L268'>load_trace</a><span class="Delimiter">(</span><span class="Normal">const</span> <span class="Normal">char</span>* filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L269" class="LineNr">269 </span> ifstream tin<span class="Delimiter">(</span>filename<span class="Delimiter">);</span> +<span id="L270" class="LineNr">270 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!tin<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L271" class="LineNr">271 </span> cerr << <span class="Constant">"no such file: "</span> << filename << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L272" class="LineNr">272 </span> exit<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L273" class="LineNr">273 </span> <span class="Delimiter">}</span> +<span id="L274" class="LineNr">274 </span> Trace_stream = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span> +<span id="L275" class="LineNr">275 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='001help.cc.html#L235'>has_data</a><span class="Delimiter">(</span>tin<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L276" class="LineNr">276 </span> tin >> std::noskipws<span class="Delimiter">;</span> +<span id="L277" class="LineNr">277 </span> skip_whitespace_but_not_newline<span class="Delimiter">(</span>tin<span class="Delimiter">);</span> +<span id="L278" class="LineNr">278 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!isdigit<span class="Delimiter">(</span>tin<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> <span class="Delimiter">{</span> +<span id="L279" class="LineNr">279 </span> string dummy<span class="Delimiter">;</span> +<span id="L280" class="LineNr">280 </span> getline<span class="Delimiter">(</span>tin<span class="Delimiter">,</span> dummy<span class="Delimiter">);</span> +<span id="L281" class="LineNr">281 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L282" class="LineNr">282 </span> <span class="Delimiter">}</span> +<span id="L283" class="LineNr">283 </span> tin >> std::skipws<span class="Delimiter">;</span> +<span id="L284" class="LineNr">284 </span> <span class="Normal">int</span> depth<span class="Delimiter">;</span> +<span id="L285" class="LineNr">285 </span> tin >> depth<span class="Delimiter">;</span> +<span id="L286" class="LineNr">286 </span> string label<span class="Delimiter">;</span> +<span id="L287" class="LineNr">287 </span> tin >> label<span class="Delimiter">;</span> +<span id="L288" class="LineNr">288 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*--label<span class="Delimiter">.</span><a href='003trace.cc.html#L185'>end</a><span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> label<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>--label<span class="Delimiter">.</span><a href='003trace.cc.html#L185'>end</a><span class="Delimiter">());</span> +<span id="L289" class="LineNr">289 </span> string line<span class="Delimiter">;</span> +<span id="L290" class="LineNr">290 </span> getline<span class="Delimiter">(</span>tin<span class="Delimiter">,</span> line<span class="Delimiter">);</span> +<span id="L291" class="LineNr">291 </span> Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>trace_line<span class="Delimiter">(</span>depth<span class="Delimiter">,</span> label<span class="Delimiter">,</span> line<span class="Delimiter">));</span> +<span id="L292" class="LineNr">292 </span> <span class="Delimiter">}</span> +<span id="L293" class="LineNr">293 </span> cerr << <span class="Constant">"lines read: "</span> << Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>size<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span> </pre> </body> </html> |