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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ReplayingCanvas_h
#define ReplayingCanvas_h
#include "platform/graphics/InterceptingCanvas.h"
#include "third_party/skia/include/core/SkDrawPictureCallback.h"
namespace blink {
class ReplayingCanvas : public InterceptingCanvas, public SkDrawPictureCallback {
public:
ReplayingCanvas(SkBitmap, unsigned fromStep, unsigned toStep);
void resetStepCount();
virtual bool abortDrawing() override;
virtual void onDrawPaint(const SkPaint&) override;
virtual void onDrawPoints(PointMode, size_t count, const SkPoint pts[], const SkPaint&) override;
virtual void onDrawRect(const SkRect&, const SkPaint&) override;
virtual void onDrawOval(const SkRect&, const SkPaint&) override;
virtual void onDrawRRect(const SkRRect&, const SkPaint&) override;
virtual void onDrawPath(const SkPath&, const SkPaint&) override;
virtual void onDrawBitmap(const SkBitmap&, SkScalar left, SkScalar top, const SkPaint* = 0) override;
virtual void onDrawBitmapRect(const SkBitmap&, const SkRect* src, const SkRect& dst, const SkPaint*, DrawBitmapRectFlags) override;
virtual void onDrawBitmapNine(const SkBitmap&, const SkIRect& center, const SkRect& dst, const SkPaint*) override;
virtual void onDrawSprite(const SkBitmap&, int left, int top, const SkPaint* = 0) override;
virtual void onDrawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], const SkPoint texs[],
const SkColor colors[], SkXfermode* xmode, const uint16_t indices[], int indexCount, const SkPaint&) override;
virtual void beginCommentGroup(const char* description) override;
virtual void addComment(const char* keyword, const char* value) override;
virtual void endCommentGroup() override;
virtual void onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint&) override;
virtual void onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, const SkPaint&) override;
virtual void onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], const SkPaint&) override;
virtual void onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], SkScalar constY, const SkPaint&) override;
virtual void onDrawTextOnPath(const void* text, size_t byteLength, const SkPath&, const SkMatrix*, const SkPaint&) override;
virtual void onDrawTextBlob(const SkTextBlob*, SkScalar x, SkScalar y, const SkPaint&) override;
virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) override;
virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) override;
virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) override;
virtual void onClipRegion(const SkRegion&, SkRegion::Op) override;
virtual void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*);
virtual void didSetMatrix(const SkMatrix&) override;
virtual void didConcat(const SkMatrix&) override;
virtual void willSave() override;
SaveLayerStrategy willSaveLayer(const SkRect* bounds, const SkPaint*, SaveFlags) override;
virtual void willRestore() override;
private:
unsigned m_fromStep;
unsigned m_toStep;
unsigned m_stepCount;
bool m_abortDrawing;
void updateInRange();
friend class AutoReplayer;
};
} // namespace blink
#endif // ReplayingCanvas_h
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