#include "config.h"
#include "platform/graphics/GraphicsContext.h"
+#include "platform/TraceEvent.h"
#include "platform/geometry/IntRect.h"
#include "platform/geometry/RoundedRect.h"
#include "platform/graphics/BitmapImage.h"
#include "platform/graphics/DisplayList.h"
#include "platform/graphics/Gradient.h"
#include "platform/graphics/ImageBuffer.h"
+#include "platform/graphics/UnacceleratedImageBufferSurface.h"
+#include "platform/graphics/skia/SkiaUtils.h"
#include "platform/text/BidiResolver.h"
#include "platform/text/TextRunIterator.h"
#include "platform/weborigin/KURL.h"
#include "third_party/skia/include/core/SkAnnotation.h"
+#include "third_party/skia/include/core/SkClipStack.h"
#include "third_party/skia/include/core/SkColorFilter.h"
#include "third_party/skia/include/core/SkData.h"
#include "third_party/skia/include/core/SkDevice.h"
#include "third_party/skia/include/core/SkPicture.h"
+#include "third_party/skia/include/core/SkPictureRecorder.h"
#include "third_party/skia/include/core/SkRRect.h"
#include "third_party/skia/include/core/SkRefCnt.h"
+#include "third_party/skia/include/core/SkSurface.h"
#include "third_party/skia/include/effects/SkBlurMaskFilter.h"
#include "third_party/skia/include/effects/SkCornerPathEffect.h"
+#include "third_party/skia/include/effects/SkDropShadowImageFilter.h"
#include "third_party/skia/include/effects/SkLumaColorFilter.h"
+#include "third_party/skia/include/effects/SkMatrixImageFilter.h"
+#include "third_party/skia/include/effects/SkPictureImageFilter.h"
#include "third_party/skia/include/gpu/GrRenderTarget.h"
#include "third_party/skia/include/gpu/GrTexture.h"
#include "wtf/Assertions.h"
#include "wtf/MathExtras.h"
-#if OS(MACOSX)
-#include <ApplicationServices/ApplicationServices.h>
-#endif
-
-using namespace std;
-using blink::WebBlendMode;
-
-namespace WebCore {
-
namespace {
-class CompatibleImageBufferSurface : public ImageBufferSurface {
- WTF_MAKE_NONCOPYABLE(CompatibleImageBufferSurface); WTF_MAKE_FAST_ALLOCATED;
-public:
- CompatibleImageBufferSurface(PassRefPtr<SkBaseDevice> device, const IntSize& size, OpacityMode opacityMode)
- : ImageBufferSurface(size, opacityMode)
- {
- m_canvas = adoptPtr(new SkCanvas(device.get())); // Takes a ref on device
- }
- virtual ~CompatibleImageBufferSurface() { }
-
- virtual SkCanvas* canvas() const OVERRIDE { return m_canvas.get(); }
- virtual bool isValid() const OVERRIDE { return m_canvas; }
- virtual bool isAccelerated() const OVERRIDE { return isValid() && m_canvas->getTopDevice()->accessRenderTarget(); }
- virtual Platform3DObject getBackingTexture() const OVERRIDE
- {
- ASSERT(isAccelerated());
- GrRenderTarget* renderTarget = m_canvas->getTopDevice()->accessRenderTarget();
- if (renderTarget) {
- return renderTarget->asTexture()->getTextureHandle();
- }
- return 0;
- };
-
-private:
- OwnPtr<SkCanvas> m_canvas;
-};
-
-} // unnamed namespace
+// Tolerance value use for comparing scale factor to 1..
+// Numerical error should not reach 6th decimal except for highly degenerate cases,
+// and effect of 6th decimal on scale is negligible over max span of a skia canvas
+// which is 32k pixels.
+const float cPictureScaleEpsilon = 0.000001;
-struct GraphicsContext::DeferredSaveState {
- DeferredSaveState(unsigned mask, int count) : m_flags(mask), m_restoreCount(count) { }
+}
- unsigned m_flags;
- int m_restoreCount;
-};
+namespace blink {
struct GraphicsContext::RecordingState {
- RecordingState(SkCanvas* currentCanvas, const SkMatrix& currentMatrix, PassRefPtr<DisplayList> displayList)
- : m_savedCanvas(currentCanvas)
- , m_displayList(displayList)
+ RecordingState(SkPictureRecorder* recorder, SkCanvas* currentCanvas, const SkMatrix& currentMatrix, bool currentShouldSmoothFonts,
+ PassRefPtr<DisplayList> displayList, RegionTrackingMode trackingMode)
+ : m_displayList(displayList)
+ , m_recorder(recorder)
+ , m_savedCanvas(currentCanvas)
, m_savedMatrix(currentMatrix)
- {
- }
+ , m_savedShouldSmoothFonts(currentShouldSmoothFonts)
+ , m_regionTrackingMode(trackingMode) { }
+
+ ~RecordingState() { }
- SkCanvas* m_savedCanvas;
RefPtr<DisplayList> m_displayList;
+ SkPictureRecorder* m_recorder;
+ SkCanvas* m_savedCanvas;
const SkMatrix m_savedMatrix;
+ bool m_savedShouldSmoothFonts;
+ RegionTrackingMode m_regionTrackingMode;
};
-GraphicsContext::GraphicsContext(SkCanvas* canvas)
+GraphicsContext::GraphicsContext(SkCanvas* canvas, DisabledMode disableContextOrPainting)
: m_canvas(canvas)
- , m_deferredSaveFlags(0)
+ , m_paintStateStack()
+ , m_paintStateIndex(0)
, m_annotationMode(0)
-#if !ASSERT_DISABLED
+#if ENABLE(ASSERT)
, m_annotationCount(0)
, m_layerCount(0)
+ , m_disableDestructionChecks(false)
#endif
- , m_trackOpaqueRegion(false)
+ , m_disabledState(disableContextOrPainting)
+ , m_deviceScaleFactor(1.0f)
+ , m_regionTrackingMode(RegionTrackingDisabled)
, m_trackTextRegion(false)
- , m_useHighResMarker(false)
- , m_updatingControlTints(false)
, m_accelerated(false)
, m_isCertainlyOpaque(true)
, m_printing(false)
+ , m_antialiasHairlineImages(false)
+ , m_shouldSmoothFonts(true)
{
- m_stateStack.append(adoptPtr(new GraphicsContextState()));
- m_state = m_stateStack.last().get();
+ // FIXME: Do some tests to determine how many states are typically used, and allocate
+ // several here.
+ m_paintStateStack.append(GraphicsContextState::create());
+ m_paintState = m_paintStateStack.last().get();
}
GraphicsContext::~GraphicsContext()
{
- ASSERT(m_stateStack.size() == 1);
- ASSERT(!m_annotationCount);
- ASSERT(!m_layerCount);
- ASSERT(m_recordingStateStack.isEmpty());
+#if ENABLE(ASSERT)
+ if (!m_disableDestructionChecks) {
+ ASSERT(!m_paintStateIndex);
+ ASSERT(!m_paintState->saveCount());
+ ASSERT(!m_annotationCount);
+ ASSERT(!m_layerCount);
+ ASSERT(m_recordingStateStack.isEmpty());
+ ASSERT(!saveCount());
+ }
+#endif
}
-const SkBitmap* GraphicsContext::bitmap() const
+void GraphicsContext::resetCanvas(SkCanvas* canvas)
{
- TRACE_EVENT0("skia", "GraphicsContext::bitmap");
- return &m_canvas->getDevice()->accessBitmap(false);
+ m_canvas = canvas;
+ m_trackedRegion.reset();
}
-const SkBitmap& GraphicsContext::layerBitmap(AccessMode access) const
+void GraphicsContext::setRegionTrackingMode(RegionTrackingMode mode)
{
- return m_canvas->getTopDevice()->accessBitmap(access == ReadWrite);
+ m_regionTrackingMode = mode;
+ if (mode == RegionTrackingOpaque)
+ m_trackedRegion.setTrackedRegionType(RegionTracker::Opaque);
+ else if (mode == RegionTrackingOverwrite)
+ m_trackedRegion.setTrackedRegionType(RegionTracker::Overwrite);
}
void GraphicsContext::save()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- m_stateStack.append(m_state->clone());
- m_state = m_stateStack.last().get();
+ m_paintState->incrementSaveCount();
- m_saveStateStack.append(DeferredSaveState(m_deferredSaveFlags, m_canvas->getSaveCount()));
- m_deferredSaveFlags |= SkCanvas::kMatrixClip_SaveFlag;
+ ASSERT(m_canvas);
+ m_canvas->save();
}
void GraphicsContext::restore()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- if (m_stateStack.size() == 1) {
+ if (!m_paintStateIndex && !m_paintState->saveCount()) {
WTF_LOG_ERROR("ERROR void GraphicsContext::restore() stack is empty");
return;
}
- m_stateStack.removeLast();
- m_state = m_stateStack.last().get();
+ if (m_paintState->saveCount()) {
+ m_paintState->decrementSaveCount();
+ } else {
+ m_paintStateIndex--;
+ m_paintState = m_paintStateStack[m_paintStateIndex].get();
+ }
+
+ ASSERT(m_canvas);
+ m_canvas->restore();
+}
+
+#if ENABLE(ASSERT)
+unsigned GraphicsContext::saveCount() const
+{
+ // Each m_paintStateStack entry implies an additional save op
+ // (on top of its own saveCount), except for the first frame.
+ unsigned count = m_paintStateIndex;
+ ASSERT(m_paintStateStack.size() > m_paintStateIndex);
+ for (unsigned i = 0; i <= m_paintStateIndex; ++i)
+ count += m_paintStateStack[i]->saveCount();
- DeferredSaveState savedState = m_saveStateStack.last();
- m_saveStateStack.removeLast();
- m_deferredSaveFlags = savedState.m_flags;
- m_canvas->restoreToCount(savedState.m_restoreCount);
+ return count;
}
+#endif
-void GraphicsContext::saveLayer(const SkRect* bounds, const SkPaint* paint, SkCanvas::SaveFlags saveFlags)
+void GraphicsContext::saveLayer(const SkRect* bounds, const SkPaint* paint)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- realizeSave(SkCanvas::kMatrixClip_SaveFlag);
+ ASSERT(m_canvas);
- m_canvas->saveLayer(bounds, paint, saveFlags);
- if (bounds)
- m_canvas->clipRect(*bounds);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.pushCanvasLayer(paint);
+ m_canvas->saveLayer(bounds, paint);
+ if (regionTrackingEnabled())
+ m_trackedRegion.pushCanvasLayer(paint);
}
void GraphicsContext::restoreLayer()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
+ ASSERT(m_canvas);
+
m_canvas->restore();
- if (m_trackOpaqueRegion)
- m_opaqueRegion.popCanvasLayer(this);
+ if (regionTrackingEnabled())
+ m_trackedRegion.popCanvasLayer(this);
}
-void GraphicsContext::beginAnnotation(const char* rendererName, const char* paintPhase,
- const String& elementId, const String& elementClass, const String& elementTag)
+void GraphicsContext::beginAnnotation(const AnnotationList& annotations)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- canvas()->beginCommentGroup("GraphicsContextAnnotation");
+ ASSERT(m_canvas);
- GraphicsContextAnnotation annotation(rendererName, paintPhase, elementId, elementClass, elementTag);
- AnnotationList annotations;
- annotation.asAnnotationList(annotations);
+ canvas()->beginCommentGroup("GraphicsContextAnnotation");
AnnotationList::const_iterator end = annotations.end();
for (AnnotationList::const_iterator it = annotations.begin(); it != end; ++it)
canvas()->addComment(it->first, it->second.ascii().data());
-#if !ASSERT_DISABLED
+#if ENABLE(ASSERT)
++m_annotationCount;
#endif
}
void GraphicsContext::endAnnotation()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
+ ASSERT(m_canvas);
+ ASSERT(m_annotationCount > 0);
canvas()->endCommentGroup();
- ASSERT(m_annotationCount > 0);
-#if !ASSERT_DISABLED
+#if ENABLE(ASSERT)
--m_annotationCount;
#endif
}
-void GraphicsContext::setStrokeColor(const Color& color)
-{
- m_state->m_strokeData.setColor(color);
- m_state->m_strokeData.clearGradient();
- m_state->m_strokeData.clearPattern();
-}
-
void GraphicsContext::setStrokePattern(PassRefPtr<Pattern> pattern)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
ASSERT(pattern);
setStrokeColor(Color::black);
return;
}
- m_state->m_strokeData.clearGradient();
- m_state->m_strokeData.setPattern(pattern);
+
+ mutableState()->setStrokePattern(pattern);
}
void GraphicsContext::setStrokeGradient(PassRefPtr<Gradient> gradient)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
ASSERT(gradient);
setStrokeColor(Color::black);
return;
}
- m_state->m_strokeData.setGradient(gradient);
- m_state->m_strokeData.clearPattern();
-}
-
-void GraphicsContext::setFillColor(const Color& color)
-{
- m_state->m_fillColor = color;
- m_state->m_fillGradient.clear();
- m_state->m_fillPattern.clear();
+ mutableState()->setStrokeGradient(gradient);
}
void GraphicsContext::setFillPattern(PassRefPtr<Pattern> pattern)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
ASSERT(pattern);
setFillColor(Color::black);
return;
}
- m_state->m_fillGradient.clear();
- m_state->m_fillPattern = pattern;
+
+ mutableState()->setFillPattern(pattern);
}
void GraphicsContext::setFillGradient(PassRefPtr<Gradient> gradient)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
ASSERT(gradient);
setFillColor(Color::black);
return;
}
- m_state->m_fillGradient = gradient;
- m_state->m_fillPattern.clear();
+
+ mutableState()->setFillGradient(gradient);
}
void GraphicsContext::setShadow(const FloatSize& offset, float blur, const Color& color,
- DrawLooper::ShadowTransformMode shadowTransformMode,
- DrawLooper::ShadowAlphaMode shadowAlphaMode)
+ DrawLooperBuilder::ShadowTransformMode shadowTransformMode,
+ DrawLooperBuilder::ShadowAlphaMode shadowAlphaMode, ShadowMode shadowMode)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- if (!color.alpha() || (!offset.width() && !offset.height() && !blur)) {
+ OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create();
+ if (!color.alpha()) {
+ if (shadowMode == DrawShadowOnly) {
+ // shadow only, but there is no shadow: use an empty draw looper to disable rendering of the source primitive
+ setDrawLooper(drawLooperBuilder.release());
+ return;
+ }
clearShadow();
return;
}
- DrawLooper drawLooper;
- drawLooper.addShadow(offset, blur, color, shadowTransformMode, shadowAlphaMode);
- drawLooper.addUnmodifiedContent();
- setDrawLooper(drawLooper);
+ drawLooperBuilder->addShadow(offset, blur, color, shadowTransformMode, shadowAlphaMode);
+ if (shadowMode == DrawShadowAndForeground) {
+ drawLooperBuilder->addUnmodifiedContent();
+ }
+ setDrawLooper(drawLooperBuilder.release());
+
+ if (shadowTransformMode == DrawLooperBuilder::ShadowIgnoresTransforms
+ && shadowAlphaMode == DrawLooperBuilder::ShadowRespectsAlpha) {
+ // This image filter will be used in place of the drawLooper created above but only for drawing non-opaque bitmaps;
+ // see preparePaintForDrawRectToRect().
+ SkColor skColor = color.rgb();
+ // These constants are from RadiusToSigma() from DrawLooperBuilder.cpp.
+ const SkScalar sigma = 0.288675f * blur + 0.5f;
+ SkDropShadowImageFilter::ShadowMode dropShadowMode = shadowMode == DrawShadowAndForeground ? SkDropShadowImageFilter::kDrawShadowAndForeground_ShadowMode : SkDropShadowImageFilter::kDrawShadowOnly_ShadowMode;
+ RefPtr<SkImageFilter> filter = adoptRef(SkDropShadowImageFilter::Create(offset.width(), offset.height(), sigma, sigma, skColor, dropShadowMode));
+ setDropShadowImageFilter(filter);
+ }
}
-void GraphicsContext::setDrawLooper(const DrawLooper& drawLooper)
+void GraphicsContext::setDrawLooper(PassOwnPtr<DrawLooperBuilder> drawLooperBuilder)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- m_state->m_looper = drawLooper.skDrawLooper();
+ mutableState()->setDrawLooper(drawLooperBuilder->detachDrawLooper());
}
void GraphicsContext::clearDrawLooper()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- m_state->m_looper.clear();
+ mutableState()->clearDrawLooper();
}
-bool GraphicsContext::hasShadow() const
+void GraphicsContext::setDropShadowImageFilter(PassRefPtr<SkImageFilter> imageFilter)
{
- return !!m_state->m_looper;
+ if (contextDisabled())
+ return;
+
+ mutableState()->setDropShadowImageFilter(imageFilter);
}
-int GraphicsContext::getNormalizedAlpha() const
+void GraphicsContext::clearDropShadowImageFilter()
{
- int alpha = roundf(m_state->m_alpha * 256);
- if (alpha > 255)
- alpha = 255;
- else if (alpha < 0)
- alpha = 0;
- return alpha;
+ if (contextDisabled())
+ return;
+
+ mutableState()->clearDropShadowImageFilter();
}
-FloatRect GraphicsContext::getClipBounds() const
+bool GraphicsContext::hasShadow() const
{
- if (paintingDisabled())
- return FloatRect();
- SkRect rect;
- if (!m_canvas->getClipBounds(&rect))
- return FloatRect();
- return FloatRect(rect);
+ return !!immutableState()->drawLooper() || !!immutableState()->dropShadowImageFilter();
}
bool GraphicsContext::getTransformedClipBounds(FloatRect* bounds) const
{
- if (paintingDisabled())
+ if (contextDisabled())
return false;
+ ASSERT(m_canvas);
SkIRect skIBounds;
if (!m_canvas->getClipDeviceBounds(&skIBounds))
return false;
- SkRect skBounds = SkRect::MakeFromIRect(skIBounds);
+ SkRect skBounds = SkRect::Make(skIBounds);
*bounds = FloatRect(skBounds);
return true;
}
SkMatrix GraphicsContext::getTotalMatrix() const
{
- if (paintingDisabled())
+ if (contextDisabled() || !m_canvas)
return SkMatrix::I();
+ ASSERT(m_canvas);
+
if (!isRecording())
return m_canvas->getTotalMatrix();
return totalMatrix;
}
-bool GraphicsContext::isPrintingDevice() const
-{
- if (paintingDisabled())
- return false;
- return m_canvas->getTopDevice()->getDeviceCapabilities() & SkBaseDevice::kVector_Capability;
-}
-
-void GraphicsContext::adjustTextRenderMode(SkPaint* paint)
+void GraphicsContext::adjustTextRenderMode(SkPaint* paint) const
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
if (!paint->isLCDRenderText())
paint->setLCDRenderText(couldUseLCDRenderedText());
}
-bool GraphicsContext::couldUseLCDRenderedText()
+bool GraphicsContext::couldUseLCDRenderedText() const
{
+ ASSERT(m_canvas);
// Our layers only have a single alpha channel. This means that subpixel
// rendered text cannot be composited correctly when the layer is
- // collapsed. Therefore, subpixel text is disabled when we are drawing
+ // collapsed. Therefore, subpixel text is contextDisabled when we are drawing
// onto a layer.
- if (paintingDisabled() || isDrawingToLayer() || !isCertainlyOpaque())
+ if (contextDisabled() || m_canvas->isDrawingToLayer() || !isCertainlyOpaque())
return false;
return shouldSmoothFonts();
void GraphicsContext::setCompositeOperation(CompositeOperator compositeOperation, WebBlendMode blendMode)
{
- m_state->m_compositeOperator = compositeOperation;
- m_state->m_blendMode = blendMode;
- m_state->m_xferMode = WebCoreCompositeToSkiaComposite(compositeOperation, blendMode);
+ if (contextDisabled())
+ return;
+ mutableState()->setCompositeOperation(compositeOperation, blendMode);
}
-SkColorFilter* GraphicsContext::colorFilter()
+SkColorFilter* GraphicsContext::colorFilter() const
{
- return m_state->m_colorFilter.get();
+ return immutableState()->colorFilter();
}
void GraphicsContext::setColorFilter(ColorFilter colorFilter)
{
+ GraphicsContextState* stateToSet = mutableState();
+
// We only support one active color filter at the moment. If (when) this becomes a problem,
// we should switch to using color filter chains (Skia work in progress).
- ASSERT(!m_state->m_colorFilter);
- m_state->m_colorFilter = WebCoreColorFilterToSkiaColorFilter(colorFilter);
+ ASSERT(!stateToSet->colorFilter());
+ stateToSet->setColorFilter(WebCoreColorFilterToSkiaColorFilter(colorFilter));
}
-bool GraphicsContext::readPixels(SkBitmap* bitmap, int x, int y, SkCanvas::Config8888 config8888)
+bool GraphicsContext::readPixels(const SkImageInfo& info, void* pixels, size_t rowBytes, int x, int y)
{
- if (paintingDisabled())
+ if (contextDisabled())
return false;
- return m_canvas->readPixels(bitmap, x, y, config8888);
+ ASSERT(m_canvas);
+ return m_canvas->readPixels(info, pixels, rowBytes, x, y);
}
void GraphicsContext::setMatrix(const SkMatrix& matrix)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- realizeSave(SkCanvas::kMatrix_SaveFlag);
+ ASSERT(m_canvas);
m_canvas->setMatrix(matrix);
}
-bool GraphicsContext::concat(const SkMatrix& matrix)
+void GraphicsContext::concat(const SkMatrix& matrix)
{
- if (paintingDisabled())
- return false;
+ if (contextDisabled())
+ return;
if (matrix.isIdentity())
- return true;
+ return;
- realizeSave(SkCanvas::kMatrix_SaveFlag);
+ ASSERT(m_canvas);
- return m_canvas->concat(matrix);
+ m_canvas->concat(matrix);
}
void GraphicsContext::beginTransparencyLayer(float opacity, const FloatRect* bounds)
{
- beginLayer(opacity, m_state->m_compositeOperator, bounds);
+ beginLayer(opacity, immutableState()->compositeOperator(), bounds);
}
void GraphicsContext::beginLayer(float opacity, CompositeOperator op, const FloatRect* bounds, ColorFilter colorFilter, ImageFilter* imageFilter)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- // We need the "alpha" layer flag here because the base layer is opaque
- // (the surface of the page) but layers on top may have transparent parts.
- // Without explicitly setting the alpha flag, the layer will inherit the
- // opaque setting of the base and some things won't work properly.
- SkCanvas::SaveFlags saveFlags = static_cast<SkCanvas::SaveFlags>(SkCanvas::kHasAlphaLayer_SaveFlag | SkCanvas::kFullColorLayer_SaveFlag);
-
SkPaint layerPaint;
layerPaint.setAlpha(static_cast<unsigned char>(opacity * 255));
- layerPaint.setXfermode(WebCoreCompositeToSkiaComposite(op, m_state->m_blendMode).get());
+ layerPaint.setXfermodeMode(WebCoreCompositeToSkiaComposite(op, m_paintState->blendMode()));
layerPaint.setColorFilter(WebCoreColorFilterToSkiaColorFilter(colorFilter).get());
layerPaint.setImageFilter(imageFilter);
if (bounds) {
SkRect skBounds = WebCoreFloatRectToSKRect(*bounds);
- saveLayer(&skBounds, &layerPaint, saveFlags);
+ saveLayer(&skBounds, &layerPaint);
} else {
- saveLayer(0, &layerPaint, saveFlags);
+ saveLayer(0, &layerPaint);
}
-#if !ASSERT_DISABLED
+#if ENABLE(ASSERT)
++m_layerCount;
#endif
}
void GraphicsContext::endLayer()
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
restoreLayer();
ASSERT(m_layerCount > 0);
-#if !ASSERT_DISABLED
+#if ENABLE(ASSERT)
--m_layerCount;
#endif
}
-void GraphicsContext::beginRecording(const FloatRect& bounds)
+void GraphicsContext::beginRecording(const FloatRect& bounds, uint32_t recordFlags)
{
- RefPtr<DisplayList> displayList = adoptRef(new DisplayList(bounds));
+ RefPtr<DisplayList> displayList = DisplayList::create(bounds);
SkCanvas* savedCanvas = m_canvas;
SkMatrix savedMatrix = getTotalMatrix();
-
- IntRect recordingRect = enclosingIntRect(bounds);
- m_canvas = displayList->picture()->beginRecording(recordingRect.width(), recordingRect.height(),
- SkPicture::kUsePathBoundsForClip_RecordingFlag);
-
- // We want the bounds offset mapped to (0, 0), such that the display list content
- // is fully contained within the SkPictureRecord's bounds.
- if (!toFloatSize(bounds.location()).isZero()) {
- m_canvas->translate(-bounds.x(), -bounds.y());
- // To avoid applying the offset repeatedly in getTotalMatrix(), we pre-apply it here.
- savedMatrix.preTranslate(bounds.x(), bounds.y());
+ SkPictureRecorder* recorder = 0;
+
+ if (!contextDisabled()) {
+ FloatRect bounds = displayList->bounds();
+ recorder = new SkPictureRecorder;
+ m_canvas = recorder->beginRecording(bounds.width(), bounds.height(), 0, recordFlags);
+
+ // We want the bounds offset mapped to (0, 0), such that the display list content
+ // is fully contained within the SkPictureRecord's bounds.
+ if (!toFloatSize(bounds.location()).isZero()) {
+ m_canvas->translate(-bounds.x(), -bounds.y());
+ // To avoid applying the offset repeatedly in getTotalMatrix(), we pre-apply it here.
+ savedMatrix.preTranslate(bounds.x(), bounds.y());
+ }
}
- m_recordingStateStack.append(RecordingState(savedCanvas, savedMatrix, displayList));
+ m_recordingStateStack.append(RecordingState(recorder, savedCanvas, savedMatrix, m_shouldSmoothFonts, displayList,
+ static_cast<RegionTrackingMode>(m_regionTrackingMode)));
+
+ // Disable region tracking during recording.
+ setRegionTrackingMode(RegionTrackingDisabled);
}
PassRefPtr<DisplayList> GraphicsContext::endRecording()
ASSERT(!m_recordingStateStack.isEmpty());
RecordingState recording = m_recordingStateStack.last();
- ASSERT(recording.m_displayList->picture()->getRecordingCanvas());
- recording.m_displayList->picture()->endRecording();
+ if (!contextDisabled())
+ recording.m_displayList->setPicture(recording.m_recorder->endRecording());
- m_recordingStateStack.removeLast();
m_canvas = recording.m_savedCanvas;
+ setRegionTrackingMode(recording.m_regionTrackingMode);
+ setShouldSmoothFonts(recording.m_savedShouldSmoothFonts);
+ delete recording.m_recorder;
+ m_recordingStateStack.removeLast();
- return recording.m_displayList.release();
+ return recording.m_displayList;
}
bool GraphicsContext::isRecording() const
void GraphicsContext::drawDisplayList(DisplayList* displayList)
{
ASSERT(displayList);
- ASSERT(!displayList->picture()->getRecordingCanvas());
+ ASSERT(m_canvas);
- if (paintingDisabled() || displayList->bounds().isEmpty())
+ if (contextDisabled() || displayList->bounds().isEmpty())
return;
- realizeSave(SkCanvas::kMatrixClip_SaveFlag);
+ bool performClip = !displayList->clip().isEmpty();
+ bool performTransform = !displayList->transform().isIdentity();
+ if (performClip || performTransform) {
+ save();
+ if (performTransform)
+ concat(displayList->transform());
+ if (performClip)
+ clipRect(displayList->clip());
+ }
- const FloatRect& bounds = displayList->bounds();
- if (bounds.x() || bounds.y())
- m_canvas->translate(bounds.x(), bounds.y());
+ const FloatPoint& location = displayList->bounds().location();
+ if (location.x() || location.y()) {
+ SkMatrix m;
+ m.setTranslate(location.x(), location.y());
+ m_canvas->drawPicture(displayList->picture().get(), &m, 0);
+ } else {
+ m_canvas->drawPicture(displayList->picture().get());
+ }
- m_canvas->drawPicture(*displayList->picture());
+ if (regionTrackingEnabled()) {
+ // Since we don't track regions within display lists, conservatively
+ // mark the bounds as non-opaque.
+ SkPaint paint;
+ paint.setXfermodeMode(SkXfermode::kClear_Mode);
+ m_trackedRegion.didDrawBounded(this, displayList->bounds(), paint);
+ }
- if (bounds.x() || bounds.y())
- m_canvas->translate(-bounds.x(), -bounds.y());
+ if (performClip || performTransform)
+ restore();
}
-void GraphicsContext::setupPaintForFilling(SkPaint* paint) const
+void GraphicsContext::drawPicture(SkPicture* picture, const FloatPoint& location)
{
- if (paintingDisabled())
+ ASSERT(picture);
+ ASSERT(m_canvas);
+
+ if (contextDisabled())
return;
- setupPaintCommon(paint);
+ if (location.x() || location.y()) {
+ SkMatrix m;
+ m.setTranslate(location.x(), location.y());
+ m_canvas->drawPicture(picture, &m, 0);
+ } else {
+ m_canvas->drawPicture(picture);
+ }
- setupShader(paint, m_state->m_fillGradient.get(), m_state->m_fillPattern.get(), m_state->m_fillColor.rgb());
+ if (regionTrackingEnabled()) {
+ // Since we don't track regions within pictures, conservatively
+ // mark the bounds as non-opaque.
+ SkPaint paint;
+ paint.setXfermodeMode(SkXfermode::kClear_Mode);
+ FloatRect bound = picture->cullRect();
+ bound.moveBy(location);
+ m_trackedRegion.didDrawBounded(this, bound, paint);
+ }
}
-float GraphicsContext::setupPaintForStroking(SkPaint* paint, int length) const
+static inline bool pictureScaleIsApproximatelyOne(float x)
{
- if (paintingDisabled())
- return 0.0f;
+ return fabsf(x - 1.0f) < cPictureScaleEpsilon;
+}
- setupPaintCommon(paint);
+void GraphicsContext::drawPicture(SkPicture* picture, const FloatRect& dest, const FloatRect& src, CompositeOperator op, WebBlendMode blendMode)
+{
+ ASSERT(m_canvas);
+ if (contextDisabled() || !picture)
+ return;
- setupShader(paint, m_state->m_strokeData.gradient(), m_state->m_strokeData.pattern(),
- m_state->m_strokeData.color().rgb());
+ SkMatrix ctm = m_canvas->getTotalMatrix();
+ SkRect deviceDest;
+ ctm.mapRect(&deviceDest, dest);
+ float scaleX = deviceDest.width() / src.width();
+ float scaleY = deviceDest.height() / src.height();
- return m_state->m_strokeData.setupPaint(paint, length);
+ SkPaint picturePaint;
+ picturePaint.setXfermodeMode(WebCoreCompositeToSkiaComposite(op, blendMode));
+ SkRect sourceBounds = WebCoreFloatRectToSKRect(src);
+ if (pictureScaleIsApproximatelyOne(scaleX * m_deviceScaleFactor) && pictureScaleIsApproximatelyOne(scaleY * m_deviceScaleFactor)) {
+ // Fast path for canvases that are rasterized at screen resolution
+ SkRect skBounds = WebCoreFloatRectToSKRect(dest);
+ m_canvas->saveLayer(&skBounds, &picturePaint);
+ SkMatrix pictureTransform;
+ pictureTransform.setRectToRect(sourceBounds, skBounds, SkMatrix::kFill_ScaleToFit);
+ m_canvas->concat(pictureTransform);
+ m_canvas->drawPicture(picture);
+ m_canvas->restore();
+ } else {
+ RefPtr<SkPictureImageFilter> pictureFilter = adoptRef(SkPictureImageFilter::Create(picture, sourceBounds));
+ SkMatrix layerScale;
+ layerScale.setScale(scaleX, scaleY);
+ RefPtr<SkMatrixImageFilter> matrixFilter = adoptRef(SkMatrixImageFilter::Create(layerScale, SkPaint::kLow_FilterLevel, pictureFilter.get()));
+ picturePaint.setImageFilter(matrixFilter.get());
+ SkRect layerBounds = SkRect::MakeWH(std::max(deviceDest.width(), sourceBounds.width()), std::max(deviceDest.height(), sourceBounds.height()));
+ m_canvas->save();
+ m_canvas->resetMatrix();
+ m_canvas->translate(deviceDest.x(), deviceDest.y());
+ m_canvas->saveLayer(&layerBounds, &picturePaint);
+ m_canvas->restore();
+ m_canvas->restore();
+ }
}
-void GraphicsContext::drawConvexPolygon(size_t numPoints, const FloatPoint* points, bool shouldAntialias)
+void GraphicsContext::fillPolygon(size_t numPoints, const FloatPoint* points, const Color& color,
+ bool shouldAntialias)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- if (numPoints <= 1)
- return;
+ ASSERT(numPoints > 2);
SkPath path;
- setPathFromConvexPoints(&path, numPoints, points);
+ setPathFromPoints(&path, numPoints, points);
- SkPaint paint;
- setupPaintForFilling(&paint);
+ SkPaint paint(immutableState()->fillPaint());
paint.setAntiAlias(shouldAntialias);
+ paint.setColor(color.rgb());
+
drawPath(path, paint);
+}
- if (strokeStyle() != NoStroke) {
- paint.reset();
- setupPaintForStroking(&paint);
- drawPath(path, paint);
- }
+float GraphicsContext::prepareFocusRingPaint(SkPaint& paint, const Color& color, int width) const
+{
+ paint.setAntiAlias(true);
+ paint.setStyle(SkPaint::kStroke_Style);
+ paint.setColor(color.rgb());
+ paint.setStrokeWidth(focusRingWidth(width));
+
+#if OS(MACOSX)
+ paint.setAlpha(64);
+ return (width - 1) * 0.5f;
+#else
+ return 1;
+#endif
}
-// This method is only used to draw the little circles used in lists.
-void GraphicsContext::drawEllipse(const IntRect& elipseRect)
+void GraphicsContext::drawFocusRingPath(const SkPath& path, const Color& color, int width)
{
- if (paintingDisabled())
- return;
+ SkPaint paint;
+ float cornerRadius = prepareFocusRingPaint(paint, color, width);
+
+ paint.setPathEffect(SkCornerPathEffect::Create(SkFloatToScalar(cornerRadius)))->unref();
- SkRect rect = elipseRect;
+ // Outer path
+ drawPath(path, paint);
+
+#if OS(MACOSX)
+ // Inner path
+ paint.setAlpha(128);
+ paint.setStrokeWidth(paint.getStrokeWidth() * 0.5f);
+ drawPath(path, paint);
+#endif
+}
+
+void GraphicsContext::drawFocusRingRect(const SkRect& rect, const Color& color, int width)
+{
SkPaint paint;
- setupPaintForFilling(&paint);
- drawOval(rect, paint);
+ float cornerRadius = prepareFocusRingPaint(paint, color, width);
- if (strokeStyle() != NoStroke) {
- paint.reset();
- setupPaintForStroking(&paint);
- drawOval(rect, paint);
- }
+ SkRRect rrect;
+ rrect.setRectXY(rect, SkFloatToScalar(cornerRadius), SkFloatToScalar(cornerRadius));
+
+ // Outer rect
+ drawRRect(rrect, paint);
+
+#if OS(MACOSX)
+ // Inner rect
+ paint.setAlpha(128);
+ paint.setStrokeWidth(paint.getStrokeWidth() * 0.5f);
+ drawRRect(rrect, paint);
+#endif
}
void GraphicsContext::drawFocusRing(const Path& focusRingPath, int width, int offset, const Color& color)
{
// FIXME: Implement support for offset.
- if (paintingDisabled())
+ if (contextDisabled())
return;
- SkPaint paint;
- paint.setAntiAlias(true);
- paint.setStyle(SkPaint::kStroke_Style);
- paint.setColor(color.rgb());
-
- drawOuterPath(focusRingPath.skPath(), paint, width);
- drawInnerPath(focusRingPath.skPath(), paint, width);
+ drawFocusRingPath(focusRingPath.skPath(), color, width);
}
void GraphicsContext::drawFocusRing(const Vector<IntRect>& rects, int width, int offset, const Color& color)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
unsigned rectCount = rects.size();
return;
SkRegion focusRingRegion;
- const int focusRingOutset = getFocusRingOutset(offset);
+ const int outset = focusRingOutset(offset);
for (unsigned i = 0; i < rectCount; i++) {
SkIRect r = rects[i];
- r.inset(-focusRingOutset, -focusRingOutset);
+ r.inset(-outset, -outset);
focusRingRegion.op(r, SkRegion::kUnion_Op);
}
- SkPath path;
- SkPaint paint;
- paint.setAntiAlias(true);
- paint.setStyle(SkPaint::kStroke_Style);
-
- paint.setColor(color.rgb());
- focusRingRegion.getBoundaryPath(&path);
- drawOuterPath(path, paint, width);
- drawInnerPath(path, paint, width);
+ if (focusRingRegion.isRect()) {
+ drawFocusRingRect(SkRect::MakeFromIRect(focusRingRegion.getBounds()), color, width);
+ } else {
+ SkPath path;
+ if (focusRingRegion.getBoundaryPath(&path))
+ drawFocusRingPath(path, color, width);
+ }
}
static inline IntRect areaCastingShadowInHole(const IntRect& holeRect, int shadowBlur, int shadowSpread, const IntSize& shadowOffset)
void GraphicsContext::drawInnerShadow(const RoundedRect& rect, const Color& shadowColor, const IntSize shadowOffset, int shadowBlur, int shadowSpread, Edges clippedEdges)
{
+ if (contextDisabled())
+ return;
+
IntRect holeRect(rect.rect());
holeRect.inflate(-shadowSpread);
}
if (clippedEdges & LeftEdge) {
- holeRect.move(-max(shadowOffset.width(), 0) - shadowBlur, 0);
- holeRect.setWidth(holeRect.width() + max(shadowOffset.width(), 0) + shadowBlur);
+ holeRect.move(-std::max(shadowOffset.width(), 0) - shadowBlur, 0);
+ holeRect.setWidth(holeRect.width() + std::max(shadowOffset.width(), 0) + shadowBlur);
}
if (clippedEdges & TopEdge) {
- holeRect.move(0, -max(shadowOffset.height(), 0) - shadowBlur);
- holeRect.setHeight(holeRect.height() + max(shadowOffset.height(), 0) + shadowBlur);
+ holeRect.move(0, -std::max(shadowOffset.height(), 0) - shadowBlur);
+ holeRect.setHeight(holeRect.height() + std::max(shadowOffset.height(), 0) + shadowBlur);
}
if (clippedEdges & RightEdge)
- holeRect.setWidth(holeRect.width() - min(shadowOffset.width(), 0) + shadowBlur);
+ holeRect.setWidth(holeRect.width() - std::min(shadowOffset.width(), 0) + shadowBlur);
if (clippedEdges & BottomEdge)
- holeRect.setHeight(holeRect.height() - min(shadowOffset.height(), 0) + shadowBlur);
+ holeRect.setHeight(holeRect.height() - std::min(shadowOffset.height(), 0) + shadowBlur);
Color fillColor(shadowColor.red(), shadowColor.green(), shadowColor.blue(), 255);
clip(rect.rect());
}
- DrawLooper drawLooper;
- drawLooper.addShadow(shadowOffset, shadowBlur, shadowColor,
- DrawLooper::ShadowRespectsTransforms, DrawLooper::ShadowIgnoresAlpha);
- setDrawLooper(drawLooper);
+ OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create();
+ drawLooperBuilder->addShadow(shadowOffset, shadowBlur, shadowColor,
+ DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::ShadowIgnoresAlpha);
+ setDrawLooper(drawLooperBuilder.release());
fillRectWithRoundedHole(outerRect, roundedHole, fillColor);
restore();
clearDrawLooper();
}
-// This is only used to draw borders.
void GraphicsContext::drawLine(const IntPoint& point1, const IntPoint& point2)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
StrokeStyle penStyle = strokeStyle();
if (penStyle == NoStroke)
return;
- SkPaint paint;
FloatPoint p1 = point1;
FloatPoint p2 = point2;
bool isVerticalLine = (p1.x() == p2.x());
// probably worth the speed up of no square root, which also won't be exact.
FloatSize disp = p2 - p1;
int length = SkScalarRoundToInt(disp.width() + disp.height());
- setupPaintForStroking(&paint, length);
+ SkPaint paint(immutableState()->strokePaint(length));
if (strokeStyle() == DottedStroke || strokeStyle() == DashedStroke) {
// Do a rect fill of our endpoints. This ensures we always have the
// appearance of being a border. We then draw the actual dotted/dashed line.
-
SkRect r1, r2;
r1.set(p1.x(), p1.y(), p1.x() + width, p1.y() + width);
r2.set(p2.x(), p2.y(), p2.x() + width, p2.y() + width);
}
adjustLineToPixelBoundaries(p1, p2, width, penStyle);
- SkPoint pts[2] = { (SkPoint)p1, (SkPoint)p2 };
+ SkPoint pts[2] = { p1.data(), p2.data() };
m_canvas->drawPoints(SkCanvas::kLines_PointMode, 2, pts, paint);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawPoints(this, SkCanvas::kLines_PointMode, 2, pts, paint);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawPoints(this, SkCanvas::kLines_PointMode, 2, pts, paint);
}
void GraphicsContext::drawLineForDocumentMarker(const FloatPoint& pt, float width, DocumentMarkerLineStyle style)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- int deviceScaleFactor = m_useHighResMarker ? 2 : 1;
+ // Use 2x resources for a device scale factor of 1.5 or above.
+ int deviceScaleFactor = m_deviceScaleFactor > 1.5f ? 2 : 1;
// Create the pattern we'll use to draw the underline.
int index = style == DocumentMarkerGrammarLineStyle ? 1 : 0;
// Match the artwork used by the Mac.
const int rowPixels = 4 * deviceScaleFactor;
const int colPixels = 3 * deviceScaleFactor;
- misspellBitmap[index] = new SkBitmap;
- misspellBitmap[index]->setConfig(SkBitmap::kARGB_8888_Config,
- rowPixels, colPixels);
- misspellBitmap[index]->allocPixels();
+ SkBitmap bitmap;
+ if (!bitmap.tryAllocN32Pixels(rowPixels, colPixels))
+ return;
- misspellBitmap[index]->eraseARGB(0, 0, 0, 0);
+ bitmap.eraseARGB(0, 0, 0, 0);
const uint32_t transparentColor = 0x00000000;
if (deviceScaleFactor == 1) {
// c d c c d c
// e f e e f e
for (int x = 0; x < colPixels; ++x) {
- uint32_t* row = misspellBitmap[index]->getAddr32(0, x);
+ uint32_t* row = bitmap.getAddr32(0, x);
row[0] = colors[index][x * 2];
row[1] = colors[index][x * 2 + 1];
row[2] = colors[index][x * 2];
// n o p p o n
// q r s s r q
for (int x = 0; x < colPixels; ++x) {
- uint32_t* row = misspellBitmap[index]->getAddr32(0, x);
+ uint32_t* row = bitmap.getAddr32(0, x);
row[0] = colors[index][x * 3];
row[1] = colors[index][x * 3 + 1];
row[2] = colors[index][x * 3 + 2];
}
} else
ASSERT_NOT_REACHED();
+
+ misspellBitmap[index] = new SkBitmap(bitmap);
#else
// We use a 2-pixel-high misspelling indicator because that seems to be
// what WebKit is designed for, and how much room there is in a typical
// page for it.
const int rowPixels = 32 * deviceScaleFactor; // Must be multiple of 4 for pattern below.
const int colPixels = 2 * deviceScaleFactor;
- misspellBitmap[index] = new SkBitmap;
- misspellBitmap[index]->setConfig(SkBitmap::kARGB_8888_Config, rowPixels, colPixels);
- misspellBitmap[index]->allocPixels();
+ SkBitmap bitmap;
+ if (!bitmap.tryAllocN32Pixels(rowPixels, colPixels))
+ return;
- misspellBitmap[index]->eraseARGB(0, 0, 0, 0);
+ bitmap.eraseARGB(0, 0, 0, 0);
if (deviceScaleFactor == 1)
- draw1xMarker(misspellBitmap[index], index);
+ draw1xMarker(&bitmap, index);
else if (deviceScaleFactor == 2)
- draw2xMarker(misspellBitmap[index], index);
+ draw2xMarker(&bitmap, index);
else
ASSERT_NOT_REACHED();
+
+ misspellBitmap[index] = new SkBitmap(bitmap);
#endif
}
originY *= deviceScaleFactor;
#endif
+ SkMatrix localMatrix;
+ localMatrix.setTranslate(originX, originY);
RefPtr<SkShader> shader = adoptRef(SkShader::CreateBitmapShader(
- *misspellBitmap[index], SkShader::kRepeat_TileMode, SkShader::kRepeat_TileMode));
- SkMatrix matrix;
- matrix.setTranslate(originX, originY);
- shader->setLocalMatrix(matrix);
+ *misspellBitmap[index], SkShader::kRepeat_TileMode, SkShader::kRepeat_TileMode, &localMatrix));
SkPaint paint;
paint.setShader(shader.get());
if (deviceScaleFactor == 2) {
save();
- scale(FloatSize(0.5, 0.5));
+ scale(0.5, 0.5);
}
drawRect(rect, paint);
if (deviceScaleFactor == 2)
void GraphicsContext::drawLineForText(const FloatPoint& pt, float width, bool printing)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
if (width <= 0)
return;
- int thickness = SkMax32(static_cast<int>(strokeThickness()), 1);
- SkRect r;
- r.fLeft = WebCoreFloatToSkScalar(pt.x());
- // Avoid anti-aliasing lines. Currently, these are always horizontal.
- // Round to nearest pixel to match text and other content.
- r.fTop = WebCoreFloatToSkScalar(floorf(pt.y() + 0.5f));
- r.fRight = r.fLeft + WebCoreFloatToSkScalar(width);
- r.fBottom = r.fTop + SkIntToScalar(thickness);
-
SkPaint paint;
switch (strokeStyle()) {
case NoStroke:
case SolidStroke:
case DoubleStroke:
- case WavyStroke:
- setupPaintForFilling(&paint);
- break;
+ case WavyStroke: {
+ int thickness = SkMax32(static_cast<int>(strokeThickness()), 1);
+ SkRect r;
+ r.fLeft = WebCoreFloatToSkScalar(pt.x());
+ // Avoid anti-aliasing lines. Currently, these are always horizontal.
+ // Round to nearest pixel to match text and other content.
+ r.fTop = WebCoreFloatToSkScalar(floorf(pt.y() + 0.5f));
+ r.fRight = r.fLeft + WebCoreFloatToSkScalar(width);
+ r.fBottom = r.fTop + SkIntToScalar(thickness);
+ paint = immutableState()->fillPaint();
+ // Text lines are drawn using the stroke color.
+ paint.setColor(effectiveStrokeColor());
+ drawRect(r, paint);
+ return;
+ }
case DottedStroke:
- case DashedStroke:
- setupPaintForStroking(&paint);
- break;
+ case DashedStroke: {
+ int y = floorf(pt.y() + std::max<float>(strokeThickness() / 2.0f, 0.5f));
+ drawLine(IntPoint(pt.x(), y), IntPoint(pt.x() + width, y));
+ return;
+ }
}
- // Text lines are drawn using the stroke color.
- paint.setColor(effectiveStrokeColor());
- drawRect(r, paint);
+ ASSERT_NOT_REACHED();
}
// Draws a filled rectangle with a stroked border.
void GraphicsContext::drawRect(const IntRect& rect)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
ASSERT(!rect.isEmpty());
return;
SkRect skRect = rect;
- SkPaint paint;
- int fillcolorNotTransparent = m_state->m_fillColor.rgb() & 0xFF000000;
- if (fillcolorNotTransparent) {
- setupPaintForFilling(&paint);
+ int fillcolorNotTransparent = immutableState()->fillColor().rgb() & 0xFF000000;
+ if (fillcolorNotTransparent)
+ drawRect(skRect, immutableState()->fillPaint());
+
+ if (immutableState()->strokeData().style() != NoStroke
+ && immutableState()->strokeColor().alpha()) {
+ // Stroke a width: 1 inset border
+ SkPaint paint(immutableState()->fillPaint());
+ paint.setColor(effectiveStrokeColor());
+ paint.setStyle(SkPaint::kStroke_Style);
+ paint.setStrokeWidth(1);
+
+ skRect.inset(0.5f, 0.5f);
drawRect(skRect, paint);
}
-
- if (m_state->m_strokeData.style() != NoStroke && (m_state->m_strokeData.color().rgb() & 0xFF000000)) {
- // We do a fill of four rects to simulate the stroke of a border.
- paint.reset();
- setupPaintForFilling(&paint);
- // need to jam in the strokeColor
- paint.setColor(this->effectiveStrokeColor());
-
- SkRect topBorder = { skRect.fLeft, skRect.fTop, skRect.fRight, skRect.fTop + 1 };
- drawRect(topBorder, paint);
- SkRect bottomBorder = { skRect.fLeft, skRect.fBottom - 1, skRect.fRight, skRect.fBottom };
- drawRect(bottomBorder, paint);
- SkRect leftBorder = { skRect.fLeft, skRect.fTop + 1, skRect.fLeft + 1, skRect.fBottom - 1 };
- drawRect(leftBorder, paint);
- SkRect rightBorder = { skRect.fRight - 1, skRect.fTop + 1, skRect.fRight, skRect.fBottom - 1 };
- drawRect(rightBorder, paint);
- }
}
void GraphicsContext::drawText(const Font& font, const TextRunPaintInfo& runInfo, const FloatPoint& point)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
font.drawText(this, runInfo, point);
void GraphicsContext::drawEmphasisMarks(const Font& font, const TextRunPaintInfo& runInfo, const AtomicString& mark, const FloatPoint& point)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
font.drawEmphasisMarks(this, runInfo, mark, point);
void GraphicsContext::drawBidiText(const Font& font, const TextRunPaintInfo& runInfo, const FloatPoint& point, Font::CustomFontNotReadyAction customFontNotReadyAction)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
// sub-run painting is not supported for Bidi text.
TextRunPaintInfo subrunInfo(subrun);
subrunInfo.bounds = runInfo.bounds;
- font.drawText(this, subrunInfo, currPoint, customFontNotReadyAction);
+ float runWidth = font.drawUncachedText(this, subrunInfo, currPoint, customFontNotReadyAction);
bidiRun = bidiRun->next();
- // FIXME: Have Font::drawText return the width of what it drew so that we don't have to re-measure here.
- if (bidiRun)
- currPoint.move(font.width(subrun), 0);
+ currPoint.move(runWidth, 0);
}
bidiRuns.deleteRuns();
void GraphicsContext::drawHighlightForText(const Font& font, const TextRun& run, const FloatPoint& point, int h, const Color& backgroundColor, int from, int to)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
fillRect(font.selectionRectForText(run, point, h, from, to), backgroundColor);
drawImage(image, FloatRect(IntRect(p, image->size())), FloatRect(FloatPoint(), FloatSize(image->size())), op, shouldRespectImageOrientation);
}
-void GraphicsContext::drawImage(Image* image, const IntRect& r, CompositeOperator op, RespectImageOrientationEnum shouldRespectImageOrientation, bool useLowQualityScale)
+void GraphicsContext::drawImage(Image* image, const IntRect& r, CompositeOperator op, RespectImageOrientationEnum shouldRespectImageOrientation)
{
if (!image)
return;
- drawImage(image, FloatRect(r), FloatRect(FloatPoint(), FloatSize(image->size())), op, shouldRespectImageOrientation, useLowQualityScale);
+ drawImage(image, FloatRect(r), FloatRect(FloatPoint(), FloatSize(image->size())), op, shouldRespectImageOrientation);
}
-void GraphicsContext::drawImage(Image* image, const IntPoint& dest, const IntRect& srcRect, CompositeOperator op, RespectImageOrientationEnum shouldRespectImageOrientation)
+void GraphicsContext::drawImage(Image* image, const FloatRect& dest, const FloatRect& src, CompositeOperator op, RespectImageOrientationEnum shouldRespectImageOrientation)
{
- drawImage(image, FloatRect(IntRect(dest, srcRect.size())), FloatRect(srcRect), op, shouldRespectImageOrientation);
-}
-
-void GraphicsContext::drawImage(Image* image, const FloatRect& dest, const FloatRect& src, CompositeOperator op, RespectImageOrientationEnum shouldRespectImageOrientation, bool useLowQualityScale)
-{
- drawImage(image, dest, src, op, blink::WebBlendModeNormal, shouldRespectImageOrientation, useLowQualityScale);
+ drawImage(image, dest, src, op, WebBlendModeNormal, shouldRespectImageOrientation);
}
void GraphicsContext::drawImage(Image* image, const FloatRect& dest)
drawImage(image, dest, FloatRect(IntRect(IntPoint(), image->size())));
}
-void GraphicsContext::drawImage(Image* image, const FloatRect& dest, const FloatRect& src, CompositeOperator op, WebBlendMode blendMode, RespectImageOrientationEnum shouldRespectImageOrientation, bool useLowQualityScale)
-{ if (paintingDisabled() || !image)
+void GraphicsContext::drawImage(Image* image, const FloatRect& dest, const FloatRect& src, CompositeOperator op, WebBlendMode blendMode, RespectImageOrientationEnum shouldRespectImageOrientation)
+{
+ if (contextDisabled() || !image)
return;
-
- InterpolationQuality previousInterpolationQuality = InterpolationDefault;
-
- if (useLowQualityScale) {
- previousInterpolationQuality = imageInterpolationQuality();
- setImageInterpolationQuality(InterpolationLow);
- }
-
image->draw(this, dest, src, op, blendMode, shouldRespectImageOrientation);
-
- if (useLowQualityScale)
- setImageInterpolationQuality(previousInterpolationQuality);
}
-void GraphicsContext::drawTiledImage(Image* image, const IntRect& destRect, const IntPoint& srcPoint, const IntSize& tileSize, CompositeOperator op, bool useLowQualityScale, WebBlendMode blendMode, const IntSize& repeatSpacing)
+void GraphicsContext::drawTiledImage(Image* image, const IntRect& destRect, const IntPoint& srcPoint, const IntSize& tileSize, CompositeOperator op, WebBlendMode blendMode, const IntSize& repeatSpacing)
{
- if (paintingDisabled() || !image)
+ if (contextDisabled() || !image)
return;
-
- if (useLowQualityScale) {
- InterpolationQuality previousInterpolationQuality = imageInterpolationQuality();
- setImageInterpolationQuality(InterpolationLow);
- image->drawTiled(this, destRect, srcPoint, tileSize, op, blendMode, repeatSpacing);
- setImageInterpolationQuality(previousInterpolationQuality);
- } else {
- image->drawTiled(this, destRect, srcPoint, tileSize, op, blendMode, repeatSpacing);
- }
+ image->drawTiled(this, destRect, srcPoint, tileSize, op, blendMode, repeatSpacing);
}
void GraphicsContext::drawTiledImage(Image* image, const IntRect& dest, const IntRect& srcRect,
- const FloatSize& tileScaleFactor, Image::TileRule hRule, Image::TileRule vRule, CompositeOperator op, bool useLowQualityScale)
+ const FloatSize& tileScaleFactor, Image::TileRule hRule, Image::TileRule vRule, CompositeOperator op)
{
- if (paintingDisabled() || !image)
+ if (contextDisabled() || !image)
return;
if (hRule == Image::StretchTile && vRule == Image::StretchTile) {
return;
}
- if (useLowQualityScale) {
- InterpolationQuality previousInterpolationQuality = imageInterpolationQuality();
- setImageInterpolationQuality(InterpolationLow);
- image->drawTiled(this, dest, srcRect, tileScaleFactor, hRule, vRule, op);
- setImageInterpolationQuality(previousInterpolationQuality);
- } else {
- image->drawTiled(this, dest, srcRect, tileScaleFactor, hRule, vRule, op);
- }
-}
-
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const IntPoint& p, CompositeOperator op, WebBlendMode blendMode)
-{
- if (!image)
- return;
- drawImageBuffer(image, FloatRect(IntRect(p, image->size())), FloatRect(FloatPoint(), FloatSize(image->size())), op, blendMode);
-}
-
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const IntRect& r, CompositeOperator op, WebBlendMode blendMode, bool useLowQualityScale)
-{
- if (!image)
- return;
- drawImageBuffer(image, FloatRect(r), FloatRect(FloatPoint(), FloatSize(image->size())), op, blendMode, useLowQualityScale);
-}
-
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const IntPoint& dest, const IntRect& srcRect, CompositeOperator op, WebBlendMode blendMode)
-{
- drawImageBuffer(image, FloatRect(IntRect(dest, srcRect.size())), FloatRect(srcRect), op, blendMode);
-}
-
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const IntRect& dest, const IntRect& srcRect, CompositeOperator op, WebBlendMode blendMode, bool useLowQualityScale)
-{
- drawImageBuffer(image, FloatRect(dest), FloatRect(srcRect), op, blendMode, useLowQualityScale);
-}
-
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const FloatRect& dest)
-{
- if (!image)
- return;
- drawImageBuffer(image, dest, FloatRect(IntRect(IntPoint(), image->size())));
+ image->drawTiled(this, dest, srcRect, tileScaleFactor, hRule, vRule, op);
}
-void GraphicsContext::drawImageBuffer(ImageBuffer* image, const FloatRect& dest, const FloatRect& src, CompositeOperator op, WebBlendMode blendMode, bool useLowQualityScale)
+void GraphicsContext::drawImageBuffer(ImageBuffer* image, const FloatRect& dest,
+ const FloatRect* src, CompositeOperator op, WebBlendMode blendMode)
{
- if (paintingDisabled() || !image)
+ if (contextDisabled() || !image)
return;
- if (useLowQualityScale) {
- InterpolationQuality previousInterpolationQuality = imageInterpolationQuality();
- setImageInterpolationQuality(InterpolationLow);
- image->draw(this, dest, src, op, blendMode, useLowQualityScale);
- setImageInterpolationQuality(previousInterpolationQuality);
- } else {
- image->draw(this, dest, src, op, blendMode, useLowQualityScale);
- }
+ image->draw(this, dest, src, op, blendMode);
}
-void GraphicsContext::writePixels(const SkBitmap& bitmap, int x, int y, SkCanvas::Config8888 config8888)
+void GraphicsContext::writePixels(const SkImageInfo& info, const void* pixels, size_t rowBytes, int x, int y)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
- m_canvas->writePixels(bitmap, x, y, config8888);
+ m_canvas->writePixels(info, pixels, rowBytes, x, y);
- if (m_trackOpaqueRegion) {
- SkRect rect = SkRect::MakeXYWH(x, y, bitmap.width(), bitmap.height());
+ if (regionTrackingEnabled()) {
+ SkRect rect = SkRect::MakeXYWH(x, y, info.width(), info.height());
SkPaint paint;
paint.setXfermodeMode(SkXfermode::kSrc_Mode);
- m_opaqueRegion.didDrawRect(this, rect, paint, &bitmap);
+ if (kOpaque_SkAlphaType != info.alphaType())
+ paint.setAlpha(0x80); // signal to m_trackedRegion that we are not fully opaque
+
+ m_trackedRegion.didDrawRect(this, rect, paint, 0);
+ // more efficient would be to call markRectAsOpaque or MarkRectAsNonOpaque directly,
+ // rather than cons-ing up a paint with an xfermode and alpha
}
}
void GraphicsContext::drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, const SkPaint* paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ // Textures are bound to the blink main-thread GrContext, which can not be
+ // used on the compositor raster thread.
+ // FIXME: Mailbox support would make this possible in the GPU-raster case.
+ ASSERT(!isRecording() || !bitmap.getTexture());
+ if (contextDisabled())
return;
m_canvas->drawBitmap(bitmap, left, top, paint);
- if (m_trackOpaqueRegion) {
+ if (regionTrackingEnabled()) {
SkRect rect = SkRect::MakeXYWH(left, top, bitmap.width(), bitmap.height());
- m_opaqueRegion.didDrawRect(this, rect, *paint, &bitmap);
+ m_trackedRegion.didDrawRect(this, rect, *paint, &bitmap);
}
}
void GraphicsContext::drawBitmapRect(const SkBitmap& bitmap, const SkRect* src,
const SkRect& dst, const SkPaint* paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ // Textures are bound to the blink main-thread GrContext, which can not be
+ // used on the compositor raster thread.
+ // FIXME: Mailbox support would make this possible in the GPU-raster case.
+ ASSERT(!isRecording() || !bitmap.getTexture());
+ if (contextDisabled())
return;
- SkCanvas::DrawBitmapRectFlags flags = m_state->m_shouldClampToSourceRect ? SkCanvas::kNone_DrawBitmapRectFlag : SkCanvas::kBleed_DrawBitmapRectFlag;
+ SkCanvas::DrawBitmapRectFlags flags =
+ immutableState()->shouldClampToSourceRect() ? SkCanvas::kNone_DrawBitmapRectFlag : SkCanvas::kBleed_DrawBitmapRectFlag;
m_canvas->drawBitmapRectToRect(bitmap, src, dst, paint, flags);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawRect(this, dst, *paint, &bitmap);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawRect(this, dst, *paint, &bitmap);
}
void GraphicsContext::drawOval(const SkRect& oval, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
m_canvas->drawOval(oval, paint);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawBounded(this, oval, paint);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawBounded(this, oval, paint);
}
void GraphicsContext::drawPath(const SkPath& path, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
m_canvas->drawPath(path, paint);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawPath(this, path, paint);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawPath(this, path, paint);
}
void GraphicsContext::drawRect(const SkRect& rect, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
m_canvas->drawRect(rect, paint);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawRect(this, rect, paint, 0);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawRect(this, rect, paint, 0);
+}
+
+void GraphicsContext::drawRRect(const SkRRect& rrect, const SkPaint& paint)
+{
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
+
+ m_canvas->drawRRect(rrect, paint);
+
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawBounded(this, rrect.rect(), paint);
}
void GraphicsContext::didDrawRect(const SkRect& rect, const SkPaint& paint, const SkBitmap* bitmap)
{
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawRect(this, rect, paint, bitmap);
+ if (contextDisabled())
+ return;
+
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawRect(this, rect, paint, bitmap);
}
void GraphicsContext::drawPosText(const void* text, size_t byteLength,
- const SkPoint pos[], const SkRect& textRect, const SkPaint& paint)
+ const SkPoint pos[], const SkRect& textRect, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
m_canvas->drawPosText(text, byteLength, pos, paint);
didDrawTextInRect(textRect);
// FIXME: compute bounds for positioned text.
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawUnbounded(this, paint, OpaqueRegionSkia::FillOrStroke);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawUnbounded(this, paint, RegionTracker::FillOrStroke);
}
void GraphicsContext::drawPosTextH(const void* text, size_t byteLength,
- const SkScalar xpos[], SkScalar constY, const SkRect& textRect, const SkPaint& paint)
+ const SkScalar xpos[], SkScalar constY, const SkRect& textRect, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
m_canvas->drawPosTextH(text, byteLength, xpos, constY, paint);
didDrawTextInRect(textRect);
// FIXME: compute bounds for positioned text.
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawUnbounded(this, paint, OpaqueRegionSkia::FillOrStroke);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawUnbounded(this, paint, RegionTracker::FillOrStroke);
}
-void GraphicsContext::drawTextOnPath(const void* text, size_t byteLength,
- const SkPath& path, const SkRect& textRect, const SkMatrix* matrix, const SkPaint& paint)
+void GraphicsContext::drawTextBlob(const SkTextBlob* blob, const SkPoint& origin, const SkPaint& paint)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
- m_canvas->drawTextOnPath(text, byteLength, path, matrix, paint);
- didDrawTextInRect(textRect);
+ m_canvas->drawTextBlob(blob, origin.x(), origin.y(), paint);
- // FIXME: compute bounds for positioned text.
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawUnbounded(this, paint, OpaqueRegionSkia::FillOrStroke);
+ SkRect bounds = blob->bounds();
+ bounds.offset(origin);
+ didDrawTextInRect(bounds);
+
+ // FIXME: use bounds here if it helps performance.
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawUnbounded(this, paint, RegionTracker::FillOrStroke);
}
void GraphicsContext::fillPath(const Path& pathToFill)
{
- if (paintingDisabled() || pathToFill.isEmpty())
+ if (contextDisabled() || pathToFill.isEmpty())
return;
// Use const_cast and temporarily modify the fill type instead of copying the path.
SkPath& path = const_cast<SkPath&>(pathToFill.skPath());
SkPath::FillType previousFillType = path.getFillType();
- SkPath::FillType temporaryFillType = m_state->m_fillRule == RULE_EVENODD ? SkPath::kEvenOdd_FillType : SkPath::kWinding_FillType;
+ SkPath::FillType temporaryFillType = WebCoreWindRuleToSkFillType(immutableState()->fillRule());
path.setFillType(temporaryFillType);
- SkPaint paint;
- setupPaintForFilling(&paint);
- drawPath(path, paint);
+ drawPath(path, immutableState()->fillPaint());
path.setFillType(previousFillType);
}
void GraphicsContext::fillRect(const FloatRect& rect)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
SkRect r = rect;
- SkPaint paint;
- setupPaintForFilling(&paint);
- drawRect(r, paint);
+ drawRect(r, immutableState()->fillPaint());
}
void GraphicsContext::fillRect(const FloatRect& rect, const Color& color)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
SkRect r = rect;
- SkPaint paint;
- setupPaintCommon(&paint);
+ SkPaint paint = immutableState()->fillPaint();
paint.setColor(color.rgb());
drawRect(r, paint);
}
+void GraphicsContext::fillBetweenRoundedRects(const IntRect& outer, const IntSize& outerTopLeft, const IntSize& outerTopRight, const IntSize& outerBottomLeft, const IntSize& outerBottomRight,
+ const IntRect& inner, const IntSize& innerTopLeft, const IntSize& innerTopRight, const IntSize& innerBottomLeft, const IntSize& innerBottomRight, const Color& color)
+{
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
+
+ SkVector outerRadii[4];
+ SkVector innerRadii[4];
+ setRadii(outerRadii, outerTopLeft, outerTopRight, outerBottomRight, outerBottomLeft);
+ setRadii(innerRadii, innerTopLeft, innerTopRight, innerBottomRight, innerBottomLeft);
+
+ SkRRect rrOuter;
+ SkRRect rrInner;
+ rrOuter.setRectRadii(outer, outerRadii);
+ rrInner.setRectRadii(inner, innerRadii);
+
+ SkPaint paint(immutableState()->fillPaint());
+ paint.setColor(color.rgb());
+
+ m_canvas->drawDRRect(rrOuter, rrInner, paint);
+
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawBounded(this, rrOuter.getBounds(), paint);
+}
+
+void GraphicsContext::fillBetweenRoundedRects(const RoundedRect& outer, const RoundedRect& inner, const Color& color)
+{
+ fillBetweenRoundedRects(outer.rect(), outer.radii().topLeft(), outer.radii().topRight(), outer.radii().bottomLeft(), outer.radii().bottomRight(),
+ inner.rect(), inner.radii().topLeft(), inner.radii().topRight(), inner.radii().bottomLeft(), inner.radii().bottomRight(), color);
+}
+
void GraphicsContext::fillRoundedRect(const IntRect& rect, const IntSize& topLeft, const IntSize& topRight,
const IntSize& bottomLeft, const IntSize& bottomRight, const Color& color)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
if (topLeft.width() + topRight.width() > rect.width()
SkRRect rr;
rr.setRectRadii(rect, radii);
- SkPaint paint;
- setupPaintForFilling(&paint);
+ SkPaint paint(immutableState()->fillPaint());
paint.setColor(color.rgb());
m_canvas->drawRRect(rr, paint);
- if (m_trackOpaqueRegion)
- m_opaqueRegion.didDrawBounded(this, rr.getBounds(), paint);
+ if (regionTrackingEnabled())
+ m_trackedRegion.didDrawBounded(this, rr.getBounds(), paint);
}
void GraphicsContext::fillEllipse(const FloatRect& ellipse)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
SkRect rect = ellipse;
- SkPaint paint;
- setupPaintForFilling(&paint);
- drawOval(rect, paint);
+ drawOval(rect, immutableState()->fillPaint());
}
void GraphicsContext::strokePath(const Path& pathToStroke)
{
- if (paintingDisabled() || pathToStroke.isEmpty())
+ if (contextDisabled() || pathToStroke.isEmpty())
return;
const SkPath& path = pathToStroke.skPath();
- SkPaint paint;
- setupPaintForStroking(&paint);
- drawPath(path, paint);
+ drawPath(path, immutableState()->strokePaint());
+}
+
+void GraphicsContext::strokeRect(const FloatRect& rect)
+{
+ strokeRect(rect, strokeThickness());
}
void GraphicsContext::strokeRect(const FloatRect& rect, float lineWidth)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- SkPaint paint;
- setupPaintForStroking(&paint);
+ SkPaint paint(immutableState()->strokePaint());
paint.setStrokeWidth(WebCoreFloatToSkScalar(lineWidth));
+ // Reset the dash effect to account for the width
+ immutableState()->strokeData().setupPaintDashPathEffect(&paint, 0);
// strokerect has special rules for CSS when the rect is degenerate:
// if width==0 && height==0, do nothing
// if width==0 || height==0, then just draw line for the other dimension
void GraphicsContext::strokeEllipse(const FloatRect& ellipse)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- SkRect rect(ellipse);
- SkPaint paint;
- setupPaintForStroking(&paint);
- drawOval(rect, paint);
+ drawOval(ellipse, immutableState()->strokePaint());
}
-void GraphicsContext::clipRoundedRect(const RoundedRect& rect)
+void GraphicsContext::clipRoundedRect(const RoundedRect& rect, SkRegion::Op regionOp)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
+ if (!rect.isRounded()) {
+ clipRect(rect.rect(), NotAntiAliased, regionOp);
+ return;
+ }
+
SkVector radii[4];
RoundedRect::Radii wkRadii = rect.radii();
setRadii(radii, wkRadii.topLeft(), wkRadii.topRight(), wkRadii.bottomRight(), wkRadii.bottomLeft());
SkRRect r;
r.setRectRadii(rect.rect(), radii);
- clipRRect(r, AntiAliased);
+ clipRRect(r, AntiAliased, regionOp);
}
void GraphicsContext::clipOut(const Path& pathToClip)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
// Use const_cast and temporarily toggle the inverse fill type instead of copying the path.
void GraphicsContext::clipPath(const Path& pathToClip, WindRule clipRule)
{
- if (paintingDisabled() || pathToClip.isEmpty())
+ if (contextDisabled() || pathToClip.isEmpty())
return;
// Use const_cast and temporarily modify the fill type instead of copying the path.
SkPath& path = const_cast<SkPath&>(pathToClip.skPath());
SkPath::FillType previousFillType = path.getFillType();
- SkPath::FillType temporaryFillType = clipRule == RULE_EVENODD ? SkPath::kEvenOdd_FillType : SkPath::kWinding_FillType;
+ SkPath::FillType temporaryFillType = WebCoreWindRuleToSkFillType(clipRule);
path.setFillType(temporaryFillType);
clipPath(path, AntiAliased);
path.setFillType(previousFillType);
}
-void GraphicsContext::clipConvexPolygon(size_t numPoints, const FloatPoint* points, bool antialiased)
+void GraphicsContext::clipPolygon(size_t numPoints, const FloatPoint* points, bool antialiased)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- if (numPoints <= 1)
- return;
+ ASSERT(numPoints > 2);
SkPath path;
- setPathFromConvexPoints(&path, numPoints, points);
+ setPathFromPoints(&path, numPoints, points);
clipPath(path, antialiased ? AntiAliased : NotAntiAliased);
}
void GraphicsContext::clipOutRoundedRect(const RoundedRect& rect)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
- if (!rect.isRounded()) {
- clipOut(rect.rect());
- return;
- }
-
- Path path;
- path.addRoundedRect(rect);
- clipOut(path);
+ clipRoundedRect(rect, SkRegion::kDifference_Op);
}
-void GraphicsContext::canvasClip(const Path& pathToClip, WindRule clipRule)
+void GraphicsContext::canvasClip(const Path& pathToClip, WindRule clipRule, AntiAliasingMode aa)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
// Use const_cast and temporarily modify the fill type instead of copying the path.
SkPath& path = const_cast<SkPath&>(pathToClip.skPath());
SkPath::FillType previousFillType = path.getFillType();
- SkPath::FillType temporaryFillType = clipRule == RULE_EVENODD ? SkPath::kEvenOdd_FillType : SkPath::kWinding_FillType;
+ SkPath::FillType temporaryFillType = WebCoreWindRuleToSkFillType(clipRule);
path.setFillType(temporaryFillType);
- clipPath(path);
+ clipPath(path, aa);
path.setFillType(previousFillType);
}
-bool GraphicsContext::clipRect(const SkRect& rect, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::clipRect(const SkRect& rect, AntiAliasingMode aa, SkRegion::Op op)
{
- if (paintingDisabled())
- return false;
-
- realizeSave(SkCanvas::kClip_SaveFlag);
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
- return m_canvas->clipRect(rect, op, aa == AntiAliased);
+ m_canvas->clipRect(rect, op, aa == AntiAliased);
}
-bool GraphicsContext::clipPath(const SkPath& path, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::clipPath(const SkPath& path, AntiAliasingMode aa, SkRegion::Op op)
{
- if (paintingDisabled())
- return false;
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
+
+ m_canvas->clipPath(path, op, aa == AntiAliased);
+}
- realizeSave(SkCanvas::kClip_SaveFlag);
+void GraphicsContext::clipRRect(const SkRRect& rect, AntiAliasingMode aa, SkRegion::Op op)
+{
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
- return m_canvas->clipPath(path, op, aa == AntiAliased);
+ m_canvas->clipRRect(rect, op, aa == AntiAliased);
}
-bool GraphicsContext::clipRRect(const SkRRect& rect, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::beginCull(const FloatRect& rect)
{
- if (paintingDisabled())
- return false;
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
- realizeSave(SkCanvas::kClip_SaveFlag);
+ m_canvas->pushCull(rect);
+}
+
+void GraphicsContext::endCull()
+{
+ ASSERT(m_canvas);
+ if (contextDisabled())
+ return;
- return m_canvas->clipRRect(rect, op, aa == AntiAliased);
+ m_canvas->popCull();
}
void GraphicsContext::rotate(float angleInRadians)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
- realizeSave(SkCanvas::kMatrix_SaveFlag);
-
m_canvas->rotate(WebCoreFloatToSkScalar(angleInRadians * (180.0f / 3.14159265f)));
}
-void GraphicsContext::translate(float w, float h)
+void GraphicsContext::translate(float x, float y)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
- if (!w && !h)
+ if (!x && !y)
return;
- realizeSave(SkCanvas::kMatrix_SaveFlag);
-
- m_canvas->translate(WebCoreFloatToSkScalar(w), WebCoreFloatToSkScalar(h));
+ m_canvas->translate(WebCoreFloatToSkScalar(x), WebCoreFloatToSkScalar(y));
}
-void GraphicsContext::scale(const FloatSize& size)
+void GraphicsContext::scale(float x, float y)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
- if (size.width() == 1.0f && size.height() == 1.0f)
+ if (x == 1.0f && y == 1.0f)
return;
- realizeSave(SkCanvas::kMatrix_SaveFlag);
-
- m_canvas->scale(WebCoreFloatToSkScalar(size.width()), WebCoreFloatToSkScalar(size.height()));
+ m_canvas->scale(WebCoreFloatToSkScalar(x), WebCoreFloatToSkScalar(y));
}
void GraphicsContext::setURLForRect(const KURL& link, const IntRect& destRect)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
SkAutoDataUnref url(SkData::NewWithCString(link.string().utf8().data()));
void GraphicsContext::setURLFragmentForRect(const String& destName, const IntRect& rect)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
SkAutoDataUnref skDestName(SkData::NewWithCString(destName.utf8().data()));
void GraphicsContext::addURLTargetAtPoint(const String& name, const IntPoint& pos)
{
- if (paintingDisabled())
+ ASSERT(m_canvas);
+ if (contextDisabled())
return;
SkAutoDataUnref nameData(SkData::NewWithCString(name.utf8().data()));
SkAnnotateNamedDestination(m_canvas, SkPoint::Make(pos.x(), pos.y()), nameData);
}
-AffineTransform GraphicsContext::getCTM(IncludeDeviceScale) const
+AffineTransform GraphicsContext::getCTM() const
{
- if (paintingDisabled())
+ if (contextDisabled())
return AffineTransform();
SkMatrix m = getTotalMatrix();
void GraphicsContext::fillRect(const FloatRect& rect, const Color& color, CompositeOperator op)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
CompositeOperator previousOperator = compositeOperation();
void GraphicsContext::fillRoundedRect(const RoundedRect& rect, const Color& color)
{
+ if (contextDisabled())
+ return;
+
if (rect.isRounded())
fillRoundedRect(rect.rect(), rect.radii().topLeft(), rect.radii().topRight(), rect.radii().bottomLeft(), rect.radii().bottomRight(), color);
else
void GraphicsContext::fillRectWithRoundedHole(const IntRect& rect, const RoundedRect& roundedHoleRect, const Color& color)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
Path path;
void GraphicsContext::clearRect(const FloatRect& rect)
{
- if (paintingDisabled())
+ if (contextDisabled())
return;
SkRect r = rect;
- SkPaint paint;
- setupPaintForFilling(&paint);
+ SkPaint paint(immutableState()->fillPaint());
paint.setXfermodeMode(SkXfermode::kClear_Mode);
drawRect(r, paint);
}
}
}
-PassOwnPtr<ImageBuffer> GraphicsContext::createCompatibleBuffer(const IntSize& size, OpacityMode opacityMode) const
+PassOwnPtr<ImageBuffer> GraphicsContext::createRasterBuffer(const IntSize& size, OpacityMode opacityMode) const
{
// Make the buffer larger if the context's transform is scaling it so we need a higher
// resolution than one pixel per unit. Also set up a corresponding scale factor on the
// graphics context.
- AffineTransform transform = getCTM(DefinitelyIncludeDeviceScale);
+ AffineTransform transform = getCTM();
IntSize scaledSize(static_cast<int>(ceil(size.width() * transform.xScale())), static_cast<int>(ceil(size.height() * transform.yScale())));
- RefPtr<SkBaseDevice> device = adoptRef(m_canvas->getTopDevice()->createCompatibleDevice(SkBitmap::kARGB_8888_Config, size.width(), size.height(), opacityMode == Opaque));
- if (!device)
+ OwnPtr<ImageBufferSurface> surface = adoptPtr(new UnacceleratedImageBufferSurface(scaledSize, opacityMode));
+ if (!surface->isValid())
return nullptr;
- OwnPtr<ImageBufferSurface> surface = adoptPtr(new CompatibleImageBufferSurface(device.release(), scaledSize, opacityMode));
- ASSERT(surface->isValid());
OwnPtr<ImageBuffer> buffer = adoptPtr(new ImageBuffer(surface.release()));
- buffer->context()->scale(FloatSize(static_cast<float>(scaledSize.width()) / size.width(),
- static_cast<float>(scaledSize.height()) / size.height()));
+ buffer->context()->scale(static_cast<float>(scaledSize.width()) / size.width(),
+ static_cast<float>(scaledSize.height()) / size.height());
return buffer.release();
}
-void GraphicsContext::addCornerArc(SkPath* path, const SkRect& rect, const IntSize& size, int startAngle)
-{
- SkIRect ir;
- int rx = SkMin32(SkScalarRoundToInt(rect.width()), size.width());
- int ry = SkMin32(SkScalarRoundToInt(rect.height()), size.height());
-
- ir.set(-rx, -ry, rx, ry);
- switch (startAngle) {
- case 0:
- ir.offset(rect.fRight - ir.fRight, rect.fBottom - ir.fBottom);
- break;
- case 90:
- ir.offset(rect.fLeft - ir.fLeft, rect.fBottom - ir.fBottom);
- break;
- case 180:
- ir.offset(rect.fLeft - ir.fLeft, rect.fTop - ir.fTop);
- break;
- case 270:
- ir.offset(rect.fRight - ir.fRight, rect.fTop - ir.fTop);
- break;
- default:
- ASSERT(0);
- }
-
- SkRect r;
- r.set(ir);
- path->arcTo(r, SkIntToScalar(startAngle), SkIntToScalar(90), false);
-}
-
-void GraphicsContext::setPathFromConvexPoints(SkPath* path, size_t numPoints, const FloatPoint* points)
+void GraphicsContext::setPathFromPoints(SkPath* path, size_t numPoints, const FloatPoint* points)
{
path->incReserve(numPoints);
path->moveTo(WebCoreFloatToSkScalar(points[0].x()),
path->lineTo(WebCoreFloatToSkScalar(points[i].x()),
WebCoreFloatToSkScalar(points[i].y()));
}
-
- /* The code used to just blindly call this
- path->setIsConvex(true);
- But webkit can sometimes send us non-convex 4-point values, so we mark the path's
- convexity as unknown, so it will get computed by skia at draw time.
- See crbug.com 108605
- */
- SkPath::Convexity convexity = SkPath::kConvex_Convexity;
- if (numPoints == 4)
- convexity = SkPath::kUnknown_Convexity;
- path->setConvexity(convexity);
-}
-
-void GraphicsContext::setupPaintCommon(SkPaint* paint) const
-{
-#if defined(SK_DEBUG)
- {
- SkPaint defaultPaint;
- SkASSERT(*paint == defaultPaint);
- }
-#endif
-
- paint->setAntiAlias(m_state->m_shouldAntialias);
-
- if (!SkXfermode::IsMode(m_state->m_xferMode.get(), SkXfermode::kSrcOver_Mode))
- paint->setXfermode(m_state->m_xferMode.get());
-
- if (m_state->m_looper)
- paint->setLooper(m_state->m_looper.get());
-
- paint->setColorFilter(m_state->m_colorFilter.get());
-}
-
-void GraphicsContext::drawOuterPath(const SkPath& path, SkPaint& paint, int width)
-{
-#if OS(MACOSX)
- paint.setAlpha(64);
- paint.setStrokeWidth(width);
- paint.setPathEffect(new SkCornerPathEffect((width - 1) * 0.5f))->unref();
-#else
- paint.setStrokeWidth(1);
- paint.setPathEffect(new SkCornerPathEffect(1))->unref();
-#endif
- drawPath(path, paint);
-}
-
-void GraphicsContext::drawInnerPath(const SkPath& path, SkPaint& paint, int width)
-{
-#if OS(MACOSX)
- paint.setAlpha(128);
- paint.setStrokeWidth(width * 0.5f);
- drawPath(path, paint);
-#endif
}
void GraphicsContext::setRadii(SkVector* radii, IntSize topLeft, IntSize topRight, IntSize bottomRight, IntSize bottomLeft)
break;
}
- return 0;
+ return nullptr;
}
-#if OS(MACOSX)
-CGColorSpaceRef PLATFORM_EXPORT deviceRGBColorSpaceRef()
-{
- static CGColorSpaceRef deviceSpace = CGColorSpaceCreateDeviceRGB();
- return deviceSpace;
-}
-#else
+#if !OS(MACOSX)
void GraphicsContext::draw2xMarker(SkBitmap* bitmap, int index)
{
const SkPMColor lineColor = lineColors(index);
}
}
-const SkPMColor GraphicsContext::lineColors(int index)
+SkPMColor GraphicsContext::lineColors(int index)
{
static const SkPMColor colors[] = {
SkPreMultiplyARGB(0xFF, 0xFF, 0x00, 0x00), // Opaque red.
return colors[index];
}
-const SkPMColor GraphicsContext::antiColors1(int index)
+SkPMColor GraphicsContext::antiColors1(int index)
{
static const SkPMColor colors[] = {
SkPreMultiplyARGB(0xB0, 0xFF, 0x00, 0x00), // Semitransparent red.
return colors[index];
}
-const SkPMColor GraphicsContext::antiColors2(int index)
+SkPMColor GraphicsContext::antiColors2(int index)
{
static const SkPMColor colors[] = {
SkPreMultiplyARGB(0x60, 0xFF, 0x00, 0x00), // More transparent red
}
#endif
-void GraphicsContext::setupShader(SkPaint* paint, Gradient* grad, Pattern* pat, SkColor color) const
-{
- RefPtr<SkShader> shader;
-
- if (grad) {
- shader = grad->shader();
- color = SK_ColorBLACK;
- } else if (pat) {
- shader = pat->shader();
- color = SK_ColorBLACK;
- paint->setFilterBitmap(imageInterpolationQuality() != InterpolationNone);
- }
-
- paint->setColor(m_state->applyAlpha(color));
-
- if (!shader)
- return;
-
- paint->setShader(shader.get());
-}
-
void GraphicsContext::didDrawTextInRect(const SkRect& textRect)
{
if (m_trackTextRegion) {
- TRACE_EVENT0("skia", "PlatformContextSkia::trackTextRegion");
+ TRACE_EVENT0("skia", "GraphicsContext::didDrawTextInRect");
m_textRegion.join(textRect);
}
}
+void GraphicsContext::preparePaintForDrawRectToRect(
+ SkPaint* paint,
+ const SkRect& srcRect,
+ const SkRect& destRect,
+ CompositeOperator compositeOp,
+ WebBlendMode blendMode,
+ bool isBitmapWithAlpha,
+ bool isLazyDecoded,
+ bool isDataComplete) const
+{
+ paint->setXfermodeMode(WebCoreCompositeToSkiaComposite(compositeOp, blendMode));
+ paint->setColorFilter(this->colorFilter());
+ paint->setAlpha(this->getNormalizedAlpha());
+ if (this->dropShadowImageFilter() && isBitmapWithAlpha) {
+ paint->setImageFilter(this->dropShadowImageFilter());
+ } else {
+ paint->setLooper(this->drawLooper());
+ }
+ paint->setAntiAlias(shouldDrawAntiAliased(this, destRect));
+
+ InterpolationQuality resampling;
+ if (this->isAccelerated()) {
+ resampling = InterpolationLow;
+ } else if (this->printing()) {
+ resampling = InterpolationNone;
+ } else if (isLazyDecoded) {
+ resampling = InterpolationHigh;
+ } else {
+ // Take into account scale applied to the canvas when computing sampling mode (e.g. CSS scale or page scale).
+ SkRect destRectTarget = destRect;
+ SkMatrix totalMatrix = this->getTotalMatrix();
+ if (!(totalMatrix.getType() & (SkMatrix::kAffine_Mask | SkMatrix::kPerspective_Mask)))
+ totalMatrix.mapRect(&destRectTarget, destRect);
+
+ resampling = computeInterpolationQuality(totalMatrix,
+ SkScalarToFloat(srcRect.width()), SkScalarToFloat(srcRect.height()),
+ SkScalarToFloat(destRectTarget.width()), SkScalarToFloat(destRectTarget.height()),
+ isDataComplete);
+ }
+
+ if (resampling == InterpolationNone) {
+ // FIXME: This is to not break tests (it results in the filter bitmap flag
+ // being set to true). We need to decide if we respect InterpolationNone
+ // being returned from computeInterpolationQuality.
+ resampling = InterpolationLow;
+ }
+ resampling = limitInterpolationQuality(this, resampling);
+ paint->setFilterLevel(static_cast<SkPaint::FilterLevel>(resampling));
}
+
+} // namespace blink