text/qstatictext.cpp

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LineSource CodeCoverage
1 -
2 -
3QStaticText::QStaticText() -
4 : data(new QStaticTextPrivate) -
5{ -
6}
never executed: }
0
7 -
8 -
9 -
10 -
11QStaticText::QStaticText(const QString &text) -
12 : data(new QStaticTextPrivate) -
13{ -
14 data->text = text; -
15 data->invalidate(); -
16}
never executed: }
0
17 -
18 -
19 -
20 -
21QStaticText::QStaticText(const QStaticText &other) -
22{ -
23 data = other.data; -
24}
never executed: }
0
25 -
26 -
27 -
28 -
29QStaticText::~QStaticText() -
30{ -
31 qt_noop(); -
32}
never executed: }
0
33 -
34 -
35 -
36 -
37void QStaticText::detach() -
38{ -
39 if (data->ref.load() != 1)
never evaluated: data->ref.load() != 1
0
40 data.detach();
never executed: data.detach();
0
41}
never executed: }
0
42void QStaticText::prepare(const QTransform &matrix, const QFont &font) -
43{ -
44 data->matrix = matrix; -
45 data->font = font; -
46 data->init(); -
47}
never executed: }
0
48 -
49 -
50 -
51 -
52 -
53QStaticText &QStaticText::operator=(const QStaticText &other) -
54{ -
55 data = other.data; -
56 return *this;
never executed: return *this;
0
57} -
58bool QStaticText::operator==(const QStaticText &other) const -
59{ -
60 return (data == other.data 0
61 || (data->text == other.data->text 0
62 && data->font == other.data->font 0
63 && data->textWidth == other.data->textWidth));
never executed: return (data == other.data || (data->text == other.data->text && data->font == other.data->font && data->textWidth == other.data->textWidth));
0
64} -
65 -
66 -
67 -
68 -
69 -
70bool QStaticText::operator!=(const QStaticText &other) const -
71{ -
72 return !(*this == other);
never executed: return !(*this == other);
0
73} -
74void QStaticText::setText(const QString &text) -
75{ -
76 detach(); -
77 data->text = text; -
78 data->invalidate(); -
79}
never executed: }
0
80void QStaticText::setTextFormat(Qt::TextFormat textFormat) -
81{ -
82 detach(); -
83 data->textFormat = textFormat; -
84 data->invalidate(); -
85}
never executed: }
0
86 -
87 -
88 -
89 -
90 -
91 -
92Qt::TextFormat QStaticText::textFormat() const -
93{ -
94 return Qt::TextFormat(data->textFormat);
never executed: return Qt::TextFormat(data->textFormat);
0
95} -
96 -
97 -
98 -
99 -
100 -
101 -
102QString QStaticText::text() const -
103{ -
104 return data->text;
never executed: return data->text;
0
105} -
106void QStaticText::setPerformanceHint(PerformanceHint performanceHint) -
107{ -
108 if ((performanceHint == ModerateCaching && !data->useBackendOptimizations)
never evaluated: performanceHint == ModerateCaching
never evaluated: !data->useBackendOptimizations
0
109 || (performanceHint == AggressiveCaching && data->useBackendOptimizations)) {
never evaluated: performanceHint == AggressiveCaching
never evaluated: data->useBackendOptimizations
0
110 return;
never executed: return;
0
111 } -
112 detach(); -
113 data->useBackendOptimizations = (performanceHint == AggressiveCaching); -
114 data->invalidate(); -
115}
never executed: }
0
116 -
117 -
118 -
119 -
120 -
121 -
122QStaticText::PerformanceHint QStaticText::performanceHint() const -
123{ -
124 return data->useBackendOptimizations ? AggressiveCaching : ModerateCaching;
never executed: return data->useBackendOptimizations ? AggressiveCaching : ModerateCaching;
0
125} -
126 -
127 -
128 -
129 -
130 -
131 -
132void QStaticText::setTextOption(const QTextOption &textOption) -
133{ -
134 detach(); -
135 data->textOption = textOption; -
136 data->invalidate(); -
137}
never executed: }
0
138 -
139 -
140 -
141 -
142QTextOption QStaticText::textOption() const -
143{ -
144 return data->textOption;
never executed: return data->textOption;
0
145} -
146void QStaticText::setTextWidth(qreal textWidth) -
147{ -
148 detach(); -
149 data->textWidth = textWidth; -
150 data->invalidate(); -
151}
never executed: }
0
152 -
153 -
154 -
155 -
156 -
157 -
158qreal QStaticText::textWidth() const -
159{ -
160 return data->textWidth;
never executed: return data->textWidth;
0
161} -
162 -
163 -
164 -
165 -
166 -
167 -
168QSizeF QStaticText::size() const -
169{ -
170 if (data->needsRelayout)
never evaluated: data->needsRelayout
0
171 data->init();
never executed: data->init();
0
172 return data->actualSize;
never executed: return data->actualSize;
0
173} -
174 -
175QStaticTextPrivate::QStaticTextPrivate() -
176 : textWidth(-1.0), items(0), itemCount(0), glyphPool(0), positionPool(0), charPool(0), -
177 needsRelayout(true), useBackendOptimizations(false), textFormat(Qt::AutoText), -
178 untransformedCoordinates(false) -
179{ -
180}
never executed: }
0
181 -
182QStaticTextPrivate::QStaticTextPrivate(const QStaticTextPrivate &other) -
183 : text(other.text), font(other.font), textWidth(other.textWidth), matrix(other.matrix), -
184 items(0), itemCount(0), glyphPool(0), positionPool(0), charPool(0), textOption(other.textOption), -
185 needsRelayout(true), useBackendOptimizations(other.useBackendOptimizations), -
186 textFormat(other.textFormat), untransformedCoordinates(other.untransformedCoordinates) -
187{ -
188}
never executed: }
0
189 -
190QStaticTextPrivate::~QStaticTextPrivate() -
191{ -
192 delete[] items; -
193 delete[] glyphPool; -
194 delete[] positionPool; -
195 delete[] charPool; -
196}
never executed: }
0
197 -
198QStaticTextPrivate *QStaticTextPrivate::get(const QStaticText *q) -
199{ -
200 return q->data.data();
never executed: return q->data.data();
0
201} -
202 -
203namespace { -
204 -
205 class DrawTextItemRecorder: public QPaintEngine -
206 { -
207 public: -
208 DrawTextItemRecorder(bool untransformedCoordinates, bool useBackendOptimizations) -
209 : m_dirtyPen(false), m_useBackendOptimizations(useBackendOptimizations), -
210 m_untransformedCoordinates(untransformedCoordinates), m_currentColor(Qt::black) -
211 { -
212 }
never executed: }
0
213 -
214 virtual void updateState(const QPaintEngineState &newState) -
215 { -
216 if (newState.state() & QPaintEngine::DirtyPen
never evaluated: newState.state() & QPaintEngine::DirtyPen
0
217 && newState.pen().color() != m_currentColor) {
never evaluated: newState.pen().color() != m_currentColor
0
218 m_dirtyPen = true; -
219 m_currentColor = newState.pen().color(); -
220 }
never executed: }
0
221 }
never executed: }
0
222 -
223 virtual void drawTextItem(const QPointF &position, const QTextItem &textItem) -
224 { -
225 const QTextItemInt &ti = static_cast<const QTextItemInt &>(textItem); -
226 -
227 QStaticTextItem currentItem; -
228 currentItem.setFontEngine(ti.fontEngine); -
229 currentItem.font = ti.font(); -
230 currentItem.charOffset = m_chars.size(); -
231 currentItem.numChars = ti.num_chars; -
232 currentItem.glyphOffset = m_glyphs.size(); -
233 currentItem.positionOffset = m_glyphs.size(); -
234 currentItem.useBackendOptimizations = m_useBackendOptimizations; -
235 if (m_dirtyPen)
never evaluated: m_dirtyPen
0
236 currentItem.color = m_currentColor;
never executed: currentItem.color = m_currentColor;
0
237 -
238 QTransform matrix = m_untransformedCoordinates ? QTransform() : state->transform();
never evaluated: m_untransformedCoordinates
0
239 matrix.translate(position.x(), position.y()); -
240 -
241 QVarLengthArray<glyph_t> glyphs; -
242 QVarLengthArray<QFixedPoint> positions; -
243 ti.fontEngine->getGlyphPositions(ti.glyphs, matrix, ti.flags, glyphs, positions); -
244 -
245 int size = glyphs.size(); -
246 qt_noop(); -
247 currentItem.numGlyphs = size; -
248 -
249 m_glyphs.resize(m_glyphs.size() + size); -
250 m_positions.resize(m_glyphs.size()); -
251 m_chars.resize(m_chars.size() + ti.num_chars); -
252 -
253 glyph_t *glyphsDestination = m_glyphs.data() + currentItem.glyphOffset; -
254 memcpy(glyphsDestination, glyphs.constData(), sizeof(glyph_t) * currentItem.numGlyphs); -
255 -
256 QFixedPoint *positionsDestination = m_positions.data() + currentItem.positionOffset; -
257 memcpy(positionsDestination, positions.constData(), sizeof(QFixedPoint) * currentItem.numGlyphs); -
258 -
259 QChar *charsDestination = m_chars.data() + currentItem.charOffset; -
260 memcpy(charsDestination, ti.chars, sizeof(QChar) * currentItem.numChars); -
261 -
262 m_items.append(currentItem); -
263 }
never executed: }
0
264 -
265 virtual void drawPolygon(const QPointF *, int , PolygonDrawMode ) -
266 { -
267 -
268 } -
269 -
270 virtual bool begin(QPaintDevice *) { return true; }
never executed: return true;
0
271 virtual bool end() { return true; }
never executed: return true;
0
272 virtual void drawPixmap(const QRectF &, const QPixmap &, const QRectF &) {} -
273 virtual Type type() const -
274 { -
275 return User;
never executed: return User;
0
276 } -
277 -
278 QVector<QStaticTextItem> items() const -
279 { -
280 return m_items;
never executed: return m_items;
0
281 } -
282 -
283 QVector<QFixedPoint> positions() const -
284 { -
285 return m_positions;
never executed: return m_positions;
0
286 } -
287 -
288 QVector<glyph_t> glyphs() const -
289 { -
290 return m_glyphs;
never executed: return m_glyphs;
0
291 } -
292 -
293 QVector<QChar> chars() const -
294 { -
295 return m_chars;
never executed: return m_chars;
0
296 } -
297 -
298 private: -
299 QVector<QStaticTextItem> m_items; -
300 QVector<QFixedPoint> m_positions; -
301 QVector<glyph_t> m_glyphs; -
302 QVector<QChar> m_chars; -
303 -
304 bool m_dirtyPen; -
305 bool m_useBackendOptimizations; -
306 bool m_untransformedCoordinates; -
307 QColor m_currentColor; -
308 }; -
309 -
310 class DrawTextItemDevice: public QPaintDevice -
311 { -
312 public: -
313 DrawTextItemDevice(bool untransformedCoordinates, bool useBackendOptimizations) -
314 { -
315 m_paintEngine = new DrawTextItemRecorder(untransformedCoordinates, -
316 useBackendOptimizations); -
317 }
never executed: }
0
318 -
319 ~DrawTextItemDevice() -
320 { -
321 delete m_paintEngine; -
322 }
never executed: }
0
323 -
324 int metric(PaintDeviceMetric m) const -
325 { -
326 int val; -
327 switch (m) { -
328 case PdmWidth: -
329 case PdmHeight: -
330 case PdmWidthMM: -
331 case PdmHeightMM: -
332 val = 0; -
333 break;
never executed: break;
0
334 case PdmDpiX: -
335 case PdmPhysicalDpiX: -
336 val = qt_defaultDpiX(); -
337 break;
never executed: break;
0
338 case PdmDpiY: -
339 case PdmPhysicalDpiY: -
340 val = qt_defaultDpiY(); -
341 break;
never executed: break;
0
342 case PdmNumColors: -
343 val = 16777216; -
344 break;
never executed: break;
0
345 case PdmDepth: -
346 val = 24; -
347 break;
never executed: break;
0
348 default: -
349 val = 0; -
350 QMessageLogger("text/qstatictext.cpp", 578, __PRETTY_FUNCTION__).warning("DrawTextItemDevice::metric: Invalid metric command"); -
351 }
never executed: }
0
352 return val;
never executed: return val;
0
353 } -
354 -
355 virtual QPaintEngine *paintEngine() const -
356 { -
357 return m_paintEngine;
never executed: return m_paintEngine;
0
358 } -
359 -
360 QVector<glyph_t> glyphs() const -
361 { -
362 return m_paintEngine->glyphs();
never executed: return m_paintEngine->glyphs();
0
363 } -
364 -
365 QVector<QFixedPoint> positions() const -
366 { -
367 return m_paintEngine->positions();
never executed: return m_paintEngine->positions();
0
368 } -
369 -
370 QVector<QStaticTextItem> items() const -
371 { -
372 return m_paintEngine->items();
never executed: return m_paintEngine->items();
0
373 } -
374 -
375 QVector<QChar> chars() const -
376 { -
377 return m_paintEngine->chars();
never executed: return m_paintEngine->chars();
0
378 } -
379 -
380 private: -
381 DrawTextItemRecorder *m_paintEngine; -
382 }; -
383} -
384 -
385void QStaticTextPrivate::paintText(const QPointF &topLeftPosition, QPainter *p) -
386{ -
387 bool preferRichText = textFormat == Qt::RichText
never evaluated: textFormat == Qt::RichText
0
388 || (textFormat == Qt::AutoText && Qt::mightBeRichText(text));
never evaluated: textFormat == Qt::AutoText
never evaluated: Qt::mightBeRichText(text)
0
389 -
390 if (!preferRichText) {
never evaluated: !preferRichText
0
391 QTextLayout textLayout; -
392 textLayout.setText(text); -
393 textLayout.setFont(font); -
394 textLayout.setTextOption(textOption); -
395 textLayout.setCacheEnabled(true); -
396 -
397 qreal leading = QFontMetricsF(font).leading(); -
398 qreal height = -leading; -
399 -
400 textLayout.beginLayout(); -
401 while (1) {
never evaluated: 1
0
402 QTextLine line = textLayout.createLine(); -
403 if (!line.isValid())
never evaluated: !line.isValid()
0
404 break;
never executed: break;
0
405 -
406 if (textWidth >= 0.0)
never evaluated: textWidth >= 0.0
0
407 line.setLineWidth(textWidth);
never executed: line.setLineWidth(textWidth);
0
408 height += leading; -
409 line.setPosition(QPointF(0.0, height)); -
410 height += line.height(); -
411 }
never executed: }
0
412 textLayout.endLayout(); -
413 -
414 actualSize = textLayout.boundingRect().size(); -
415 textLayout.draw(p, topLeftPosition); -
416 } else {
never executed: }
0
417 QTextDocument document; -
418 -
419 QColor color = p->pen().color(); -
420 document.setDefaultStyleSheet(QString::fromLatin1("body { color: #%1%2%3 }") -
421 .arg(QString::number(color.red(), 16), 2, QLatin1Char('0')) -
422 .arg(QString::number(color.green(), 16), 2, QLatin1Char('0')) -
423 .arg(QString::number(color.blue(), 16), 2, QLatin1Char('0'))); -
424 -
425 document.setDefaultFont(font); -
426 document.setDocumentMargin(0.0); -
427 -
428 document.setHtml(text); -
429 -
430 -
431 -
432 if (textWidth >= 0.0)
never evaluated: textWidth >= 0.0
0
433 document.setTextWidth(textWidth);
never executed: document.setTextWidth(textWidth);
0
434 else -
435 document.adjustSize();
never executed: document.adjustSize();
0
436 document.setDefaultTextOption(textOption); -
437 -
438 p->save(); -
439 p->translate(topLeftPosition); -
440 QAbstractTextDocumentLayout::PaintContext ctx; -
441 ctx.palette.setColor(QPalette::Text, p->pen().color()); -
442 document.documentLayout()->draw(p, ctx); -
443 p->restore(); -
444 -
445 if (textWidth >= 0.0)
never evaluated: textWidth >= 0.0
0
446 document.adjustSize();
never executed: document.adjustSize();
0
447 -
448 actualSize = document.size(); -
449 }
never executed: }
0
450} -
451 -
452void QStaticTextPrivate::init() -
453{ -
454 delete[] items; -
455 delete[] glyphPool; -
456 delete[] positionPool; -
457 delete[] charPool; -
458 -
459 position = QPointF(0, 0); -
460 -
461 DrawTextItemDevice device(untransformedCoordinates, useBackendOptimizations); -
462 { -
463 QPainter painter(&device); -
464 painter.setFont(font); -
465 painter.setTransform(matrix); -
466 -
467 paintText(QPointF(0, 0), &painter); -
468 } -
469 -
470 QVector<QStaticTextItem> deviceItems = device.items(); -
471 QVector<QFixedPoint> positions = device.positions(); -
472 QVector<glyph_t> glyphs = device.glyphs(); -
473 QVector<QChar> chars = device.chars(); -
474 -
475 itemCount = deviceItems.size(); -
476 items = new QStaticTextItem[itemCount]; -
477 -
478 glyphPool = new glyph_t[glyphs.size()]; -
479 memcpy(glyphPool, glyphs.constData(), glyphs.size() * sizeof(glyph_t)); -
480 -
481 positionPool = new QFixedPoint[positions.size()]; -
482 memcpy(positionPool, positions.constData(), positions.size() * sizeof(QFixedPoint)); -
483 -
484 charPool = new QChar[chars.size()]; -
485 memcpy(charPool, chars.constData(), chars.size() * sizeof(QChar)); -
486 -
487 for (int i=0; i<itemCount; ++i) {
never evaluated: i<itemCount
0
488 items[i] = deviceItems.at(i); -
489 -
490 items[i].glyphs = glyphPool + items[i].glyphOffset; -
491 items[i].glyphPositions = positionPool + items[i].positionOffset; -
492 items[i].chars = charPool + items[i].charOffset; -
493 }
never executed: }
0
494 -
495 needsRelayout = false; -
496}
never executed: }
0
497 -
498QStaticTextItem::~QStaticTextItem() -
499{ -
500 if (m_userData != 0 && !m_userData->ref.deref())
partially evaluated: m_userData != 0
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:31
never evaluated: !m_userData->ref.deref()
0-31
501 delete m_userData;
never executed: delete m_userData;
0
502 m_fontEngine->ref.deref(); -
503}
executed: }
Execution Count:31
31
504 -
505void QStaticTextItem::setFontEngine(QFontEngine *fe) -
506{ -
507 if (m_fontEngine != 0)
partially evaluated: m_fontEngine != 0
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:31
0-31
508 m_fontEngine->ref.deref();
never executed: m_fontEngine->ref.deref();
0
509 m_fontEngine = fe; -
510 if (m_fontEngine != 0)
partially evaluated: m_fontEngine != 0
TRUEFALSE
yes
Evaluation Count:31
no
Evaluation Count:0
0-31
511 m_fontEngine->ref.ref();
executed: m_fontEngine->ref.ref();
Execution Count:31
31
512}
executed: }
Execution Count:31
31
513 -
514 -
515 -
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