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comparison dynamin/painting/text_layout.d @ 105:97997a544ac0

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Add a couple TODOs and clean up a logging statement.
author Jordan Miner <jminer7@gmail.com>
date Sat, 24 Nov 2012 10:21:50 -0600
parents 73060bc3f004
children acdbb30fee7e
comparison
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104:5c8c1c2e12c0 105:97997a544ac0
640 // when it is a perfectly valid string. Thankfully, cropLeft() works. 640 // when it is a perfectly valid string. Thankfully, cropLeft() works.
641 if(cropLeft!(char)(text[index..$]).length != text.length-index) 641 if(cropLeft!(char)(text[index..$]).length != text.length-index)
642 throw new Exception("index must be at a valid code point, not inside one"); 642 throw new Exception("index must be at a valid code point, not inside one");
643 } 643 }
644 644
645 // {{{ layout()
645 protected void layout(Graphics g) { 646 protected void layout(Graphics g) {
647 if(layoutBoxes.length == 0)
648 throw new Exception("layoutBoxes must be set");
649 // TODO: need to be able to set just one rect, not an array of layoutBoxes
650
646 backend_preprocess(g); 651 backend_preprocess(g);
647 652
648 version(TextLayoutDebug) 653 version(TextLayoutDebug)
649 Stdout("-----layout start-----").newline; 654 Stdout("-----layout start-----").newline;
650 int lastRunIndex = 0; // used in case of a bug 655 int lastRunIndex = 0; // used in case of a bug
696 break; 701 break;
697 lastRunIndex = progress.runIndex; 702 lastRunIndex = progress.runIndex;
698 } 703 }
699 // if wrapping around an object, a tab should go on the other side of the object 704 // if wrapping around an object, a tab should go on the other side of the object
700 } 705 }
706 // }}}
701 707
702 struct LayoutProgress { 708 struct LayoutProgress {
703 int runIndex = 0; 709 int runIndex = 0;
704 int boxIndex = 0; 710 int boxIndex = 0;
705 double y = 0; // y is relative to the top of the layout box 711 double y = 0; // y is relative to the top of the layout box
1314 lastLineY = run.position.y; 1320 lastLineY = run.position.y;
1315 } 1321 }
1316 assert(startAct >= 0); 1322 assert(startAct >= 0);
1317 if(lengthAct == -1) 1323 if(lengthAct == -1)
1318 lengthAct = t.text.length - startAct; 1324 lengthAct = t.text.length - startAct;
1319 Stdout.format("s {0} l {1} s2 {2} l2 {3}", start, length, startAct, lengthAct).newline; 1325 Stdout.format("test start: {0} len: {1} startAct: {2} lenAct: {3}", start, length, startAct, lengthAct).newline;
1320 assert(start == startAct && length == lengthAct); 1326 assert(start == startAct && length == lengthAct);
1321 } 1327 }
1322 void assertLinePosition(TextLayout t, int line, float x, float y) { 1328 void assertLinePosition(TextLayout t, int line, float x, float y) {
1323 float lastLineY; 1329 float lastLineY;
1324 foreach(run; t.runs) { 1330 foreach(run; t.runs) {