qpaintengine_blitter.cpp

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38****************************************************************************/-
39-
40#include "private/qpaintengine_blitter_p.h"-
41-
42#include "private/qblittable_p.h"-
43#include "private/qpaintengine_raster_p.h"-
44#include "private/qpainter_p.h"-
45#include "private/qpixmap_blitter_p.h"-
46-
47#ifndef QT_NO_BLITTABLE-
48QT_BEGIN_NAMESPACE-
49-
50#define STATE_XFORM_SCALE 0x00000001-
51#define STATE_XFORM_COMPLEX 0x00000002-
52-
53#define STATE_BRUSH_PATTERN 0x00000010-
54#define STATE_BRUSH_ALPHA 0x00000020-
55-
56#define STATE_PEN_ENABLED 0x00000100-
57-
58#define STATE_ANTIALIASING 0x00001000-
59#define STATE_ALPHA 0x00002000-
60#define STATE_BLENDING_COMPLEX 0x00004000-
61-
62#define STATE_CLIPSYS_COMPLEX 0x00010000-
63#define STATE_CLIP_COMPLEX 0x00020000-
64-
65-
66class CapabilitiesToStateMask-
67{-
68public:-
69 CapabilitiesToStateMask(QBlittable::Capabilities capabilities)-
70 : m_capabilities(capabilities)-
71 , fillRectMask(0)-
72 , drawRectMask(0)-
73 , drawPixmapMask(0)-
74 , alphaFillRectMask(0)-
75 , opacityPixmapMask(0)-
76 , capabillitiesState(0)-
77 {-
78 if (capabilities & QBlittable::SolidRectCapability)-
79 setFillRectMask();-
80 if (capabilities & QBlittable::SourcePixmapCapability)-
81 setSourcePixmapMask();-
82 if (capabilities & QBlittable::SourceOverPixmapCapability)-
83 setSourceOverPixmapMask();-
84 if (capabilities & QBlittable::SourceOverScaledPixmapCapability)-
85 setSourceOverScaledPixmapMask();-
86 if (capabilities & QBlittable::AlphaFillRectCapability)-
87 setAlphaFillRectMask();-
88 if (capabilities & QBlittable::OpacityPixmapCapability)-
89 setOpacityPixmapMask();-
90 }-
91-
92 inline bool canBlitterFillRect() const-
93 {-
94 return checkStateAgainstMask(capabillitiesState, fillRectMask);-
95 }-
96-
97 inline bool canBlitterAlphaFillRect() const-
98 {-
99 return checkStateAgainstMask(capabillitiesState, alphaFillRectMask);-
100 }-
101-
102 inline bool canBlitterDrawRectMask() const-
103 {-
104 return checkStateAgainstMask(capabillitiesState, drawRectMask);-
105 }-
106-
107 bool canBlitterDrawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) const-
108 {-
109 if (pm.handle()->classId() != QPlatformPixmap::BlitterClass)-
110 return false;-
111 if (checkStateAgainstMask(capabillitiesState, drawPixmapMask)) {-
112 if (m_capabilities & (QBlittable::SourceOverPixmapCapability-
113 | QBlittable::SourceOverScaledPixmapCapability)) {-
114 if (r.size() != sr.size())-
115 return m_capabilities & QBlittable::SourceOverScaledPixmapCapability;-
116 else-
117 return m_capabilities & QBlittable::SourceOverPixmapCapability;-
118 }-
119 if ((m_capabilities & QBlittable::SourcePixmapCapability) && r.size() == sr.size() && !pm.hasAlphaChannel())-
120 return m_capabilities & QBlittable::SourcePixmapCapability;-
121 }-
122 return false;-
123 }-
124-
125 bool canBlitterDrawPixmapOpacity(const QPixmap &pm) const-
126 {-
127 if (pm.handle()->classId() != QPlatformPixmap::BlitterClass)-
128 return false;-
129-
130 return checkStateAgainstMask(capabillitiesState, opacityPixmapMask);-
131 }-
132-
133 bool canBlitterDrawCachedGlyphs(const QTransform &transform, QFontEngine::GlyphFormat requestedGlyphFormat, bool complexClip) const-
134 {-
135 if (transform.type() > QTransform::TxScale)-
136 return false;-
137 if (!(m_capabilities & QBlittable::DrawScaledCachedGlyphsCapability))-
138 return false;-
139 if (requestedGlyphFormat == QFontEngine::Format_ARGB && !(m_capabilities & QBlittable::SubPixelGlyphsCapability))-
140 return false;-
141 if (complexClip && !(m_capabilities & QBlittable::ComplexClipCapability))-
142 return false;-
143 return true;-
144 }-
145-
146 inline void updateState(uint mask, bool on) {-
147 updateStateBits(&capabillitiesState, mask, on);-
148 }-
149-
150private:-
151-
152 static inline void updateStateBits(uint *state, uint mask, bool on)-
153 {-
154 *state = on ? (*state | mask) : (*state & ~mask);-
155 }-
156-
157 static inline bool checkStateAgainstMask(uint state, uint mask)-
158 {-
159 return !state || (state & mask && !(state & ~mask));-
160 }-
161-
162 void setFillRectMask() {-
163 updateStateBits(&fillRectMask, STATE_XFORM_SCALE, false);-
164 updateStateBits(&fillRectMask, STATE_XFORM_COMPLEX, false);-
165-
166 updateStateBits(&fillRectMask, STATE_BRUSH_PATTERN, false);-
167 updateStateBits(&fillRectMask, STATE_BRUSH_ALPHA, false);-
168-
169 updateStateBits(&fillRectMask, STATE_PEN_ENABLED, true);-
170-
171 //Sub-pixel aliasing should not be sent to the blitter-
172 updateStateBits(&fillRectMask, STATE_ANTIALIASING, true);-
173 updateStateBits(&fillRectMask, STATE_ALPHA, false);-
174 updateStateBits(&fillRectMask, STATE_BLENDING_COMPLEX, false);-
175-
176 updateStateBits(&fillRectMask, STATE_CLIPSYS_COMPLEX, false);-
177 updateStateBits(&fillRectMask, STATE_CLIP_COMPLEX, false);-
178 }-
179-
180 void setAlphaFillRectMask() {-
181 updateStateBits(&alphaFillRectMask, STATE_XFORM_SCALE, false);-
182 updateStateBits(&alphaFillRectMask, STATE_XFORM_COMPLEX, false);-
183-
184 updateStateBits(&alphaFillRectMask, STATE_BRUSH_PATTERN, false);-
185 updateStateBits(&alphaFillRectMask, STATE_BRUSH_ALPHA, true);-
186-
187 updateStateBits(&alphaFillRectMask, STATE_PEN_ENABLED, true);-
188-
189 //Sub-pixel aliasing should not be sent to the blitter-
190 updateStateBits(&alphaFillRectMask, STATE_ANTIALIASING, true);-
191 updateStateBits(&alphaFillRectMask, STATE_ALPHA, false);-
192 updateStateBits(&alphaFillRectMask, STATE_BLENDING_COMPLEX, false);-
193-
194 updateStateBits(&alphaFillRectMask, STATE_CLIPSYS_COMPLEX, false);-
195 updateStateBits(&alphaFillRectMask, STATE_CLIP_COMPLEX, false);-
196 }-
197-
198 void setSourcePixmapMask() {-
199 updateStateBits(&drawPixmapMask, STATE_XFORM_SCALE, truefalse);-
200 updateStateBits(&drawPixmapMask, STATE_XFORM_COMPLEX, false);-
201-
202 updateStateBits(&drawPixmapMask, STATE_BRUSH_PATTERN, true);-
203 updateStateBits(&drawPixmapMask, STATE_BRUSH_ALPHA, false);-
204-
205 updateStateBits(&drawPixmapMask, STATE_PEN_ENABLED, true);-
206-
207 updateStateBits(&drawPixmapMask, STATE_ANTIALIASING, true);-
208 updateStateBits(&drawPixmapMask, STATE_ALPHA, false);-
209 updateStateBits(&drawPixmapMask, STATE_BLENDING_COMPLEX, false);-
210-
211 updateStateBits(&drawPixmapMask, STATE_CLIPSYS_COMPLEX, false);-
212 updateStateBits(&drawPixmapMask, STATE_CLIP_COMPLEX, false);-
213 }
never executed: end of block
0
214-
215 void setSourceOverPixmapMask() {-
216 setSourcePixmapMask();-
217 }-
218-
219 void setSourceOverScaledPixmapMask() {-
220 setSourceOverPixmapMask();-
221 updateStateBits(&drawRectMask&drawPixmapMask, STATE_XFORM_SCALE, true);-
222 }
never executed: end of block
0
223-
224 void setOpacityPixmapMask() {-
225 updateStateBits(&opacityPixmapMask, STATE_XFORM_SCALE, true);-
226 updateStateBits(&opacityPixmapMask, STATE_XFORM_COMPLEX, false);-
227-
228 updateStateBits(&opacityPixmapMask, STATE_BRUSH_PATTERN, true);-
229 updateStateBits(&opacityPixmapMask, STATE_BRUSH_ALPHA, true);-
230-
231 updateStateBits(&opacityPixmapMask, STATE_PEN_ENABLED, true);-
232-
233 updateStateBits(&opacityPixmapMask, STATE_ANTIALIASING, true);-
234 updateStateBits(&opacityPixmapMask, STATE_ALPHA, true);-
235 updateStateBits(&opacityPixmapMask, STATE_BLENDING_COMPLEX, false);-
236-
237 updateStateBits(&opacityPixmapMask, STATE_CLIPSYS_COMPLEX, false);-
238 updateStateBits(&opacityPixmapMask, STATE_CLIP_COMPLEX, false);-
239 }-
240-
241 QBlittable::Capabilities m_capabilities;-
242 uint fillRectMask;-
243 uint drawRectMask;-
244 uint drawPixmapMask;-
245 uint alphaFillRectMask;-
246 uint opacityPixmapMask;-
247 uint capabillitiesState;-
248};-
249-
250class QBlitterPaintEnginePrivate : public QRasterPaintEnginePrivate-
251{-
252 Q_DECLARE_PUBLIC(QBlitterPaintEngine)-
253public:-
254 QBlitterPaintEnginePrivate(QBlittablePlatformPixmap *p)-
255 : QRasterPaintEnginePrivate()-
256 , pmData(p)-
257 , caps(pmData->blittable()->capabilities())-
258 , hasXForm(false)-
259-
260 {}-
261-
262 void lock();-
263 void unlock();-
264 void fillRect(const QRectF &rect, const QColor &color, bool alpha);-
265 void clipAndDrawPixmap(const QRectF &clip, const QRectF &target, const QPixmap &pm, const QRectF &sr, bool opacity);-
266-
267-
268 void updateCompleteState(QPainterState *s);-
269 void updatePenState(QPainterState *s);-
270 void updateBrushState(QPainterState *s);-
271 void updateOpacityState(QPainterState *s);-
272 void updateCompositionModeState(QPainterState *s);-
273 void updateRenderHintsState(QPainterState *s);-
274 void updateTransformState(QPainterState *s);-
275 void updateClipState(QPainterState *s);-
276-
277 QBlittablePlatformPixmap *pmData;-
278 CapabilitiesToStateMask caps;-
279 uint hasXForm;-
280};-
281-
282-
283inline void QBlitterPaintEnginePrivate::lock()-
284{-
285 if (!pmData->blittable()->isLocked())-
286 rasterBuffer->prepare(pmData->buffer());-
287}-
288-
289inline void QBlitterPaintEnginePrivate::unlock()-
290{-
291 pmData->blittable()->unlock();-
292}-
293-
294// State tracking to make decisions-
295void QBlitterPaintEnginePrivate::updateCompleteState(QPainterState *s)-
296{-
297 updatePenState(s);-
298 updateBrushState(s);-
299 updateOpacityState(s);-
300 updateCompositionModeState(s);-
301 updateRenderHintsState(s);-
302 updateTransformState(s);-
303 updateClipState(s);-
304}-
305-
306void QBlitterPaintEnginePrivate::updatePenState(QPainterState *s)-
307{-
308 caps.updateState(STATE_PEN_ENABLED, qpen_style(s->pen) != Qt::NoPen);-
309}-
310-
311void QBlitterPaintEnginePrivate::updateBrushState(QPainterState *s)-
312{-
313 Qt::BrushStyle style = qbrush_style(s->brush);-
314-
315 caps.updateState(STATE_BRUSH_PATTERN, style > Qt::SolidPattern);-
316 caps.updateState(STATE_BRUSH_ALPHA,-
317 qbrush_color(s->brush).alpha() < 255);-
318}-
319-
320void QBlitterPaintEnginePrivate::updateOpacityState(QPainterState *s)-
321{-
322 bool translucent = s->opacity < 1;-
323 caps.updateState(STATE_ALPHA, translucent);-
324}-
325-
326void QBlitterPaintEnginePrivate::updateCompositionModeState(QPainterState *s)-
327{-
328 bool nonTrivial = s->composition_mode != QPainter::CompositionMode_SourceOver-
329 && s->composition_mode != QPainter::CompositionMode_Source;-
330-
331 caps.updateState(STATE_BLENDING_COMPLEX, nonTrivial);-
332}-
333-
334void QBlitterPaintEnginePrivate::updateRenderHintsState(QPainterState *s)-
335{-
336 bool aa = s->renderHints & QPainter::Antialiasing;-
337 caps.updateState(STATE_ANTIALIASING, aa);-
338}-
339-
340void QBlitterPaintEnginePrivate::updateTransformState(QPainterState *s)-
341{-
342 QTransform::TransformationType type = s->matrix.type();-
343-
344 // consider scaling operations with a negative factor as "complex" for now.-
345 // as some blitters could handle axisymmetrical operations, we should improve blitter-
346 // paint engine to handle them as a capability-
347 caps.updateState(STATE_XFORM_COMPLEX, (type > QTransform::TxScale) ||-
348 ((type == QTransform::TxScale) && ((s->matrix.m11() < 0.0) || (s->matrix.m22() < 0.0))));-
349 caps.updateState(STATE_XFORM_SCALE, type > QTransform::TxTranslate);-
350-
351 hasXForm = type >= QTransform::TxTranslate;-
352}-
353-
354void QBlitterPaintEnginePrivate::updateClipState(QPainterState *)-
355{-
356 const QClipData *clipData = clip();-
357 bool complexClip = clipData && !(clipData->hasRectClip || clipData->hasRegionClip);-
358 caps.updateState(STATE_CLIP_COMPLEX, complexClip);-
359}-
360-
361void QBlitterPaintEnginePrivate::fillRect(const QRectF &rect, const QColor &color, bool alpha)-
362{-
363 Q_Q(QBlitterPaintEngine);-
364 pmData->unmarkRasterOverlay(rect);-
365 QRectF targetRect = rect;-
366 if (hasXForm)-
367 targetRect = q->state()->matrix.mapRect(rect);-
368 const QClipData *clipData = clip();-
369 if (clipData) {-
370 if (clipData->hasRectClip) {-
371 unlock();-
372 if (alpha)-
373 pmData->blittable()->alphaFillRect(targetRect & clipData->clipRect, color, q->state()->compositionMode());-
374 else-
375 pmData->blittable()->fillRect(targetRect & clipData->clipRect, color);-
376 } else if (clipData->hasRegionClip) {-
377 QVector<QRect> rects = clipData->clipRegion.rects();-
378 for (int i = 0; i < rects.size(); ++i) {-
379 QRect intersectRect = rects.at(i).intersected(targetRect.toRect());-
380 if (!intersectRect.isEmpty()) {-
381 unlock();-
382 if (alpha)-
383 pmData->blittable()->alphaFillRect(intersectRect, color, q->state()->compositionMode());-
384 else-
385 pmData->blittable()->fillRect(intersectRect, color);-
386 }-
387 }-
388 }-
389 } else {-
390 if (targetRect.x() >= 0 && targetRect.y() >= 0-
391 && targetRect.width() <= q->paintDevice()->width()-
392 && targetRect.height() <= q->paintDevice()->height()) {-
393 unlock();-
394 if (alpha)-
395 pmData->blittable()->alphaFillRect(targetRect, color, q->state()->compositionMode());-
396 else-
397 pmData->blittable()->fillRect(targetRect, color);-
398 } else {-
399 QRectF deviceRect(0, 0, q->paintDevice()->width(), q->paintDevice()->height());-
400 unlock();-
401 if (alpha)-
402 pmData->blittable()->alphaFillRect(deviceRect & targetRect, color, q->state()->compositionMode());-
403 else-
404 pmData->blittable()->fillRect(deviceRect & targetRect, color);-
405 }-
406 }-
407}-
408-
409void QBlitterPaintEnginePrivate::clipAndDrawPixmap(const QRectF &clip,-
410 const QRectF &target,-
411 const QPixmap &pm,-
412 const QRectF &sr,-
413 bool opacity)-
414{-
415 Q_Q(QBlitterPaintEngine);-
416 QRectF intersectedRect = clip.intersected(target);-
417 if (intersectedRect.isEmpty())-
418 return;-
419 QRectF source = sr;-
420 if (intersectedRect.size() != target.size()) {-
421 if (sr.size() == target.size()) {-
422 // no resize-
423 qreal deltaTop = target.top() - intersectedRect.top();-
424 qreal deltaLeft = target.left() - intersectedRect.left();-
425 qreal deltaBottom = target.bottom() - intersectedRect.bottom();-
426 qreal deltaRight = target.right() - intersectedRect.right();-
427 source.adjust(-deltaLeft, -deltaTop, -deltaRight, -deltaBottom);-
428 } else {-
429 // resize case-
430 qreal hFactor = sr.size().width() / target.size().width();-
431 qreal vFactor = sr.size().height() / target.size().height();-
432 qreal deltaTop = (target.top() - intersectedRect.top()) * vFactor;-
433 qreal deltaLeft = (target.left() - intersectedRect.left()) * hFactor;-
434 qreal deltaBottom = (target.bottom() - intersectedRect.bottom()) * vFactor;-
435 qreal deltaRight = (target.right() - intersectedRect.right()) * hFactor;-
436 source.adjust(-deltaLeft, -deltaTop, -deltaRight, -deltaBottom);-
437 }-
438 }-
439 pmData->unmarkRasterOverlay(intersectedRect);-
440 if (opacity)-
441 pmData->blittable()->drawPixmapOpacity(intersectedRect, pm, source, q->state()->compositionMode(), q->state()->opacity);-
442 else-
443 pmData->blittable()->drawPixmap(intersectedRect, pm, source);-
444}-
445-
446QBlitterPaintEngine::QBlitterPaintEngine(QBlittablePlatformPixmap *p)-
447 : QRasterPaintEngine(*(new QBlitterPaintEnginePrivate(p)), p->buffer())-
448{}-
449-
450// State tracking-
451void QBlitterPaintEngine::penChanged()-
452{-
453 Q_D(QBlitterPaintEngine);-
454-
455 QRasterPaintEngine::penChanged();-
456 d->updatePenState(state());-
457}-
458-
459void QBlitterPaintEngine::brushChanged()-
460{-
461 Q_D(QBlitterPaintEngine);-
462-
463 QRasterPaintEngine::brushChanged();-
464 d->updateBrushState(state());-
465}-
466-
467void QBlitterPaintEngine::opacityChanged()-
468{-
469 Q_D(QBlitterPaintEngine);-
470-
471 QRasterPaintEngine::opacityChanged();-
472 d->updateOpacityState(state());-
473}-
474-
475void QBlitterPaintEngine::compositionModeChanged()-
476{-
477 Q_D(QBlitterPaintEngine);-
478-
479 QRasterPaintEngine::compositionModeChanged();-
480 d->updateCompositionModeState(state());-
481}-
482-
483void QBlitterPaintEngine::renderHintsChanged()-
484{-
485 Q_D(QBlitterPaintEngine);-
486-
487 QRasterPaintEngine::renderHintsChanged();-
488 d->updateRenderHintsState(state());-
489}-
490-
491void QBlitterPaintEngine::transformChanged()-
492{-
493 Q_D(QBlitterPaintEngine);-
494-
495 QRasterPaintEngine::transformChanged();-
496 d->updateTransformState(state());-
497}-
498-
499void QBlitterPaintEngine::clipEnabledChanged()-
500{-
501 Q_D(QBlitterPaintEngine);-
502 QRasterPaintEngine::clipEnabledChanged();-
503 d->updateClipState(state());-
504}-
505-
506bool QBlitterPaintEngine::begin(QPaintDevice *pdev)-
507{-
508 Q_D(QBlitterPaintEngine);-
509 bool ok = QRasterPaintEngine::begin(pdev);-
510#ifdef QT_BLITTER_RASTEROVERLAY-
511 d->pmData->unmergeOverlay();-
512#endif-
513 d->pdev = pdev;-
514 return ok;-
515}-
516-
517bool QBlitterPaintEngine::end()-
518{-
519#ifdef QT_BLITTER_RASTEROVERLAY-
520 Q_D(QBlitterPaintEngine);-
521 d->pmData->mergeOverlay();-
522#endif-
523-
524 return QRasterPaintEngine::end();-
525}-
526-
527void QBlitterPaintEngine::setState(QPainterState *s)-
528{-
529 Q_D(QBlitterPaintEngine);-
530-
531 QRasterPaintEngine::setState(s);-
532 d->updateCompleteState(s);-
533}-
534-
535// Accelerated paths-
536void QBlitterPaintEngine::fill(const QVectorPath &path, const QBrush &brush)-
537{-
538 Q_D(QBlitterPaintEngine);-
539 if (path.shape() == QVectorPath::RectangleHint) {-
540 QRectF rect(((const QPointF *) path.points())[0], ((const QPointF *) path.points())[2]);-
541 fillRect(rect, brush);-
542 } else {-
543 d->lock();-
544 d->pmData->markRasterOverlay(path);-
545 QRasterPaintEngine::fill(path, brush);-
546 }-
547}-
548-
549void QBlitterPaintEngine::fillRect(const QRectF &rect, const QColor &color)-
550{-
551 Q_D(QBlitterPaintEngine);-
552 if (d->caps.canBlitterAlphaFillRect()) {-
553 d->fillRect(rect, color, true);-
554 } else if (d->caps.canBlitterFillRect() && color.alpha() == 0xff) {-
555 d->fillRect(rect, color, false);-
556 } else {-
557 d->lock();-
558 d->pmData->markRasterOverlay(rect);-
559 QRasterPaintEngine::fillRect(rect, color);-
560 }-
561}-
562-
563void QBlitterPaintEngine::fillRect(const QRectF &rect, const QBrush &brush)-
564{-
565 if (rect.size().isEmpty())-
566 return;-
567-
568 Q_D(QBlitterPaintEngine);-
569-
570 if (qbrush_style(brush) == Qt::SolidPattern-
571 && d->caps.canBlitterAlphaFillRect()) {-
572 d->fillRect(rect, qbrush_color(brush), true);-
573 } else if (qbrush_style(brush) == Qt::SolidPattern-
574 && qbrush_color(brush).alpha() == 0xff-
575 && d->caps.canBlitterFillRect()) {-
576 d->fillRect(rect, qbrush_color(brush), false);-
577 } else if ((brush.style() == Qt::TexturePattern) &&-
578 (brush.transform().type() <= QTransform::TxTranslate) &&-
579 ((d->caps.canBlitterDrawPixmapOpacity(brush.texture())) ||-
580 (d->caps.canBlitterDrawPixmap(rect, brush.texture(), rect)))) {-
581 bool rectIsFilled = false;-
582 QRectF transformedRect = state()->matrix.mapRect(rect);-
583 qreal x = transformedRect.x();-
584 qreal y = transformedRect.y();-
585 QPixmap pm = brush.texture();-
586 d->unlock();-
587 int srcX = int(rect.x() - state()->brushOrigin.x() - brush.transform().dx()) % pm.width();-
588 if (srcX < 0)-
589 srcX = pm.width() + srcX;-
590 const int startX = srcX;-
591 int srcY = int(rect.y() - state()->brushOrigin.y() - brush.transform().dy()) % pm.height();-
592 if (srcY < 0)-
593 srcY = pm.height() + srcY;-
594 while (!rectIsFilled) {-
595 qreal blitWidth = (pm.width() ) - srcX;-
596 qreal blitHeight = (pm.height() ) - srcY;-
597 if (x + blitWidth > transformedRect.right())-
598 blitWidth = transformedRect.right() -x;-
599 if (y + blitHeight > transformedRect.bottom())-
600 blitHeight = transformedRect.bottom() - y;-
601 const QClipData *clipData = d->clip();-
602 if (clipData->hasRectClip) {-
603 QRect targetRect = QRect(x, y, blitWidth, blitHeight).intersected(clipData->clipRect);-
604 if (targetRect.isValid()) {-
605 int tmpSrcX = srcX + (targetRect.x() - x);-
606 int tmpSrcY = srcY + (targetRect.y() - y);-
607 QRect srcRect(tmpSrcX, tmpSrcY, targetRect.width(), targetRect.height());-
608 d->pmData->blittable()->drawPixmap(targetRect, pm, srcRect);-
609 }-
610 } else if (clipData->hasRegionClip) {-
611 QRect unclippedTargetRect(x, y, blitWidth, blitHeight);-
612 const QVector<QRect> intersectedRects = clipData->clipRegion.intersected(unclippedTargetRect).rects();-
613 const int intersectedSize = intersectedRects.size();-
614 for (int i = 0; i < intersectedSize; ++i) {-
615 const QRect &targetRect = intersectedRects.at(i);-
616 if (!targetRect.isValid() || targetRect.isEmpty())-
617 continue;-
618 int tmpSrcX = srcX + (targetRect.x() - x);-
619 int tmpSrcY = srcY + (targetRect.y() - y);-
620 QRect srcRect(tmpSrcX, tmpSrcY, targetRect.width(), targetRect.height());-
621 d->pmData->blittable()->drawPixmap(targetRect, pm, srcRect);-
622 }-
623 }-
624 x+=blitWidth;-
625 if (qFuzzyCompare(x, transformedRect.right())) {-
626 x = transformedRect.x();-
627 srcX = startX;-
628 srcY = 0;-
629 y += blitHeight;-
630 if (qFuzzyCompare(y, transformedRect.bottom()))-
631 rectIsFilled = true;-
632 } else-
633 srcX = 0;-
634 }-
635 } else {-
636 d->lock();-
637 d->pmData->markRasterOverlay(rect);-
638 QRasterPaintEngine::fillRect(rect, brush);-
639 }-
640-
641}-
642-
643void QBlitterPaintEngine::drawRects(const QRect *rects, int rectCount)-
644{-
645 Q_D(QBlitterPaintEngine);-
646 if (d->caps.canBlitterDrawRectMask()) {-
647 for (int i=0; i<rectCount; ++i)-
648 d->fillRect(rects[i], qbrush_color(state()->brush), false);-
649 } else {-
650 d->pmData->markRasterOverlay(rects, rectCount);-
651 QRasterPaintEngine::drawRects(rects, rectCount);-
652 }-
653}-
654-
655void QBlitterPaintEngine::drawRects(const QRectF *rects, int rectCount)-
656{-
657 Q_D(QBlitterPaintEngine);-
658 if (d->caps.canBlitterDrawRectMask()) {-
659 for (int i = 0; i < rectCount; ++i)-
660 d->fillRect(rects[i], qbrush_color(state()->brush), false);-
661 } else {-
662 d->pmData->markRasterOverlay(rects, rectCount);-
663 QRasterPaintEngine::drawRects(rects, rectCount);-
664 }-
665}-
666-
667void QBlitterPaintEngine::drawPixmap(const QPointF &pos, const QPixmap &pm)-
668{-
669 drawPixmap(QRectF(pos, pm.size()), pm, pm.rect());-
670}-
671-
672void QBlitterPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)-
673{-
674 Q_D(QBlitterPaintEngine);-
675 bool canDrawOpacity;-
676-
677 canDrawOpacity = d->caps.canBlitterDrawPixmapOpacity(pm);-
678 if (canDrawOpacity || (d->caps.canBlitterDrawPixmap(r, pm, sr))) {-
679-
680 d->unlock();-
681 QRectF targetRect = r;-
682 if (d->hasXForm)-
683 targetRect = state()->matrix.mapRect(r);-
684 const QClipData *clipData = d->clip();-
685 if (clipData) {-
686 if (clipData->hasRectClip) {-
687 d->clipAndDrawPixmap(clipData->clipRect, targetRect, pm, sr, canDrawOpacity);-
688 } else if (clipData->hasRegionClip) {-
689 QVector<QRect>rects = clipData->clipRegion.rects();-
690 for (int i = 0; i<rects.size(); ++i)-
691 d->clipAndDrawPixmap(rects.at(i), targetRect, pm, sr, canDrawOpacity);-
692 }-
693 } else {-
694 QRectF deviceRect(0, 0, paintDevice()->width(), paintDevice()->height());-
695 d->clipAndDrawPixmap(deviceRect, targetRect, pm, sr, canDrawOpacity);-
696 }-
697 }else {-
698 d->lock();-
699 d->pmData->markRasterOverlay(r);-
700 QRasterPaintEngine::drawPixmap(r, pm, sr);-
701 }-
702}-
703-
704// Overridden methods to lock the graphics memory-
705void QBlitterPaintEngine::drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode)-
706{-
707 Q_D(QBlitterPaintEngine);-
708 d->lock();-
709 d->pmData->markRasterOverlay(points, pointCount);-
710 QRasterPaintEngine::drawPolygon(points, pointCount, mode);-
711}-
712-
713void QBlitterPaintEngine::drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode)-
714{-
715 Q_D(QBlitterPaintEngine);-
716 d->lock();-
717 d->pmData->markRasterOverlay(points, pointCount);-
718 QRasterPaintEngine::drawPolygon(points, pointCount, mode);-
719}-
720-
721void QBlitterPaintEngine::fillPath(const QPainterPath &path, QSpanData *fillData)-
722{-
723 Q_D(QBlitterPaintEngine);-
724 d->lock();-
725 d->pmData->markRasterOverlay(path);-
726 QRasterPaintEngine::fillPath(path, fillData);-
727}-
728-
729void QBlitterPaintEngine::fillPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode)-
730{-
731 Q_D(QBlitterPaintEngine);-
732 d->lock();-
733 d->pmData->markRasterOverlay(points, pointCount);-
734 QRasterPaintEngine::fillPolygon(points, pointCount, mode);-
735}-
736-
737void QBlitterPaintEngine::drawEllipse(const QRectF &r)-
738{-
739 Q_D(QBlitterPaintEngine);-
740 d->lock();-
741 d->pmData->markRasterOverlay(r);-
742 QRasterPaintEngine::drawEllipse(r);-
743}-
744-
745void QBlitterPaintEngine::drawImage(const QPointF &pos, const QImage &image)-
746{-
747 drawImage(QRectF(pos, image.size()), image, image.rect());-
748}-
749-
750void QBlitterPaintEngine::drawImage(const QRectF &r, const QImage &pm, const QRectF &sr,-
751 Qt::ImageConversionFlags flags)-
752{-
753 Q_D(QBlitterPaintEngine);-
754 d->lock();-
755 d->pmData->markRasterOverlay(r);-
756 QRasterPaintEngine::drawImage(r, pm, sr, flags);-
757}-
758-
759void QBlitterPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &sr)-
760{-
761 Q_D(QBlitterPaintEngine);-
762 d->lock();-
763 d->pmData->markRasterOverlay(r);-
764 QRasterPaintEngine::drawTiledPixmap(r, pm, sr);-
765}-
766-
767void QBlitterPaintEngine::drawTextItem(const QPointF &pos, const QTextItem &ti)-
768{-
769 Q_D(QBlitterPaintEngine);-
770 d->lock();-
771 d->pmData->markRasterOverlay(pos, ti);-
772 QRasterPaintEngine::drawTextItem(pos, ti);-
773}-
774-
775void QBlitterPaintEngine::drawPoints(const QPointF *points, int pointCount)-
776{-
777 Q_D(QBlitterPaintEngine);-
778 d->lock();-
779 d->pmData->markRasterOverlay(points, pointCount);-
780 QRasterPaintEngine::drawPoints(points, pointCount);-
781}-
782-
783void QBlitterPaintEngine::drawPoints(const QPoint *points, int pointCount)-
784{-
785 Q_D(QBlitterPaintEngine);-
786 d->lock();-
787 d->pmData->markRasterOverlay(points, pointCount);-
788 QRasterPaintEngine::drawPoints(points, pointCount);-
789}-
790-
791void QBlitterPaintEngine::stroke(const QVectorPath &path, const QPen &pen)-
792{-
793 Q_D(QBlitterPaintEngine);-
794 d->lock();-
795 d->pmData->markRasterOverlay(path);-
796 QRasterPaintEngine::stroke(path, pen);-
797}-
798-
799void QBlitterPaintEngine::drawStaticTextItem(QStaticTextItem *sti)-
800{-
801 Q_D(QBlitterPaintEngine);-
802 d->lock();-
803 QRasterPaintEngine::drawStaticTextItem(sti);-
804-
805#ifdef QT_BLITTER_RASTEROVERLAY-
806//#### d->pmData->markRasterOverlay(sti);-
807 qWarning("not implemented: markRasterOverlay for QStaticTextItem");-
808#endif-
809}-
810-
811bool QBlitterPaintEngine::drawCachedGlyphs(int numGlyphs, const glyph_t *glyphs, const QFixedPoint *positions, QFontEngine *fontEngine)-
812{-
813 Q_D(QBlitterPaintEngine);-
814 QFontEngine::GlyphFormat glyphFormat = d->glyphCacheFormat;-
815 if (fontEngine->glyphFormat != QFontEngine::Format_None)-
816 glyphFormat = fontEngine->glyphFormat;-
817-
818 const QClipData *clipData = d->clip();-
819 const bool complexClip = clipData && !clipData->hasRectClip;-
820-
821 const QPainterState *s = state();-
822 if (d->caps.canBlitterDrawCachedGlyphs(s->transform(), glyphFormat, complexClip)) {-
823 d->unlock();-
824 const bool result = d->pmData->blittable()->drawCachedGlyphs(s, glyphFormat, numGlyphs, glyphs, positions, fontEngine);-
825 // Lock again as the raster paint engine might draw decorations now.-
826 d->lock();-
827 return result;-
828 } else {-
829 return QRasterPaintEngine::drawCachedGlyphs(numGlyphs, glyphs, positions, fontEngine);-
830 }-
831}-
832-
833QT_END_NAMESPACE-
834#endif //QT_NO_BLITTABLE-
835-
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