| /* |
| * 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. |
| */ |
| |
| #include "config.h" |
| #include "platform/graphics/ReplayingCanvas.h" |
| |
| #include "third_party/skia/include/core/SkBitmapDevice.h" |
| |
| namespace blink { |
| |
| class AutoReplayer { |
| public: |
| explicit AutoReplayer(ReplayingCanvas*); |
| ~AutoReplayer(); |
| |
| private: |
| ReplayingCanvas* m_canvas; |
| }; |
| |
| AutoReplayer::AutoReplayer(ReplayingCanvas* replayingCanvas) : m_canvas(replayingCanvas) |
| { |
| replayingCanvas->m_depthCount++; |
| } |
| |
| AutoReplayer::~AutoReplayer() |
| { |
| m_canvas->m_depthCount--; |
| if (m_canvas->m_depthCount) |
| return; |
| m_canvas->m_stepCount++; |
| m_canvas->updateInRange(); |
| } |
| |
| ReplayingCanvas::ReplayingCanvas(SkBitmap bitmap, unsigned fromStep, unsigned toStep) |
| : InterceptingCanvas(bitmap), m_fromStep(fromStep), m_toStep(toStep), m_stepCount(0), m_abortDrawing(false) |
| { |
| } |
| |
| void ReplayingCanvas::resetStepCount() |
| { |
| m_stepCount = 0; |
| } |
| |
| void ReplayingCanvas::updateInRange() |
| { |
| if (m_abortDrawing) |
| return; |
| if (m_toStep && m_stepCount > m_toStep) |
| m_abortDrawing = true; |
| if (m_stepCount == m_fromStep) |
| this->SkCanvas::clear(SkColorSetARGB(255, 255, 255, 255)); // FIXME: fill with nine patch instead. |
| } |
| |
| bool ReplayingCanvas::abortDrawing() |
| { |
| return m_abortDrawing; |
| } |
| |
| void ReplayingCanvas::clear(SkColor color) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::clear(color); |
| } |
| |
| void ReplayingCanvas::drawPaint(const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawPaint(paint); |
| } |
| |
| void ReplayingCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawPoints(mode, count, pts, paint); |
| } |
| |
| void ReplayingCanvas::drawRect(const SkRect& rect, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawRect(rect, paint); |
| } |
| |
| void ReplayingCanvas::drawOval(const SkRect& rect, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawOval(rect, paint); |
| } |
| |
| void ReplayingCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawRRect(rrect, paint); |
| } |
| |
| void ReplayingCanvas::drawPath(const SkPath& path, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawPath(path, paint); |
| } |
| |
| void ReplayingCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, const SkPaint* paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawBitmap(bitmap, left, top, paint); |
| } |
| |
| void ReplayingCanvas::drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
| const SkPaint* paint, DrawBitmapRectFlags flags) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawBitmapRectToRect(bitmap, src, dst, paint, flags); |
| } |
| |
| void ReplayingCanvas::drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& m, const SkPaint* paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawBitmapMatrix(bitmap, m, paint); |
| } |
| |
| void ReplayingCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, const SkPaint* paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawBitmapNine(bitmap, center, dst, paint); |
| } |
| |
| void ReplayingCanvas::drawSprite(const SkBitmap& bitmap, int left, int top, const SkPaint* paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawSprite(bitmap, left, top, paint); |
| } |
| |
| void ReplayingCanvas::drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], const SkPoint texs[], |
| const SkColor colors[], SkXfermode* xmode, const uint16_t indices[], int indexCount, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawVertices(vmode, vertexCount, vertices, texs, colors, xmode, indices, indexCount, paint); |
| } |
| |
| void ReplayingCanvas::drawData(const void* data, size_t length) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::drawData(data, length); |
| } |
| |
| void ReplayingCanvas::beginCommentGroup(const char* description) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::beginCommentGroup(description); |
| } |
| |
| void ReplayingCanvas::addComment(const char* keyword, const char* value) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::addComment(keyword, value); |
| } |
| |
| void ReplayingCanvas::endCommentGroup() |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::endCommentGroup(); |
| } |
| |
| void ReplayingCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawDRRect(outer, inner, paint); |
| } |
| |
| void ReplayingCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawText(text, byteLength, x, y, paint); |
| } |
| |
| void ReplayingCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawPosText(text, byteLength, pos, paint); |
| } |
| |
| void ReplayingCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], SkScalar constY, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawPosTextH(text, byteLength, xpos, constY, paint); |
| } |
| |
| void ReplayingCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, const SkMatrix* matrix, const SkPaint& paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawTextOnPath(text, byteLength, path, matrix, paint); |
| } |
| |
| void ReplayingCanvas::onPushCull(const SkRect& cullRect) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onPushCull(cullRect); |
| } |
| |
| void ReplayingCanvas::onPopCull() |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onPopCull(); |
| } |
| |
| void ReplayingCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onClipRect(rect, op, edgeStyle); |
| } |
| |
| void ReplayingCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onClipRRect(rrect, op, edgeStyle); |
| } |
| |
| void ReplayingCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onClipPath(path, op, edgeStyle); |
| } |
| |
| void ReplayingCanvas::onClipRegion(const SkRegion& region, SkRegion::Op op) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onClipRegion(region, op); |
| } |
| |
| void ReplayingCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::onDrawPicture(picture, matrix, paint); |
| } |
| |
| void ReplayingCanvas::didSetMatrix(const SkMatrix& matrix) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::didSetMatrix(matrix); |
| } |
| |
| void ReplayingCanvas::didConcat(const SkMatrix& matrix) |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::didConcat(matrix); |
| } |
| |
| void ReplayingCanvas::willSave() |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::willSave(); |
| } |
| |
| SkCanvas::SaveLayerStrategy ReplayingCanvas::willSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags) |
| { |
| AutoReplayer replayer(this); |
| // We're about to create a layer and we have not cleared the device yet. |
| // Let's clear now, so it has effect on all layers. |
| if (m_stepCount < m_fromStep) |
| this->SkCanvas::clear(SkColorSetARGB(255, 255, 255, 255)); // FIXME: fill with nine patch instead. |
| |
| return this->SkCanvas::willSaveLayer(bounds, paint, flags); |
| } |
| |
| void ReplayingCanvas::willRestore() |
| { |
| AutoReplayer replayer(this); |
| this->SkCanvas::willRestore(); |
| } |
| |
| } // namespace blink |