mirror of
https://github.com/flutter/flutter.git
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298 lines
9.0 KiB
C++
298 lines
9.0 KiB
C++
/*
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* Copyright (C) 2013 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "platform/graphics/ReplayingCanvas.h"
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#include "third_party/skia/include/core/SkBitmapDevice.h"
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namespace blink {
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class AutoReplayer {
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public:
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explicit AutoReplayer(ReplayingCanvas*);
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~AutoReplayer();
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private:
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ReplayingCanvas* m_canvas;
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};
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AutoReplayer::AutoReplayer(ReplayingCanvas* replayingCanvas) : m_canvas(replayingCanvas)
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{
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replayingCanvas->m_depthCount++;
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}
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AutoReplayer::~AutoReplayer()
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{
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m_canvas->m_depthCount--;
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if (m_canvas->m_depthCount)
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return;
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m_canvas->m_stepCount++;
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m_canvas->updateInRange();
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}
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ReplayingCanvas::ReplayingCanvas(SkBitmap bitmap, unsigned fromStep, unsigned toStep)
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: InterceptingCanvas(bitmap), m_fromStep(fromStep), m_toStep(toStep), m_stepCount(0), m_abortDrawing(false)
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{
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}
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void ReplayingCanvas::resetStepCount()
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{
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m_stepCount = 0;
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}
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void ReplayingCanvas::updateInRange()
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{
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if (m_abortDrawing)
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return;
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if (m_toStep && m_stepCount > m_toStep)
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m_abortDrawing = true;
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if (m_stepCount == m_fromStep)
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this->SkCanvas::clear(SkColorSetARGB(255, 255, 255, 255)); // FIXME: fill with nine patch instead.
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}
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bool ReplayingCanvas::abortDrawing()
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{
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return m_abortDrawing;
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}
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void ReplayingCanvas::clear(SkColor color)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::clear(color);
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}
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void ReplayingCanvas::drawPaint(const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawPaint(paint);
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}
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void ReplayingCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawPoints(mode, count, pts, paint);
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}
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void ReplayingCanvas::drawRect(const SkRect& rect, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawRect(rect, paint);
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}
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void ReplayingCanvas::drawOval(const SkRect& rect, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawOval(rect, paint);
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}
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void ReplayingCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawRRect(rrect, paint);
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}
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void ReplayingCanvas::drawPath(const SkPath& path, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawPath(path, paint);
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}
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void ReplayingCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, const SkPaint* paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawBitmap(bitmap, left, top, paint);
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}
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void ReplayingCanvas::drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst,
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const SkPaint* paint, DrawBitmapRectFlags flags)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawBitmapRectToRect(bitmap, src, dst, paint, flags);
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}
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void ReplayingCanvas::drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& m, const SkPaint* paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawBitmapMatrix(bitmap, m, paint);
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}
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void ReplayingCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, const SkPaint* paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawBitmapNine(bitmap, center, dst, paint);
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}
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void ReplayingCanvas::drawSprite(const SkBitmap& bitmap, int left, int top, const SkPaint* paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawSprite(bitmap, left, top, paint);
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}
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void ReplayingCanvas::drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], const SkPoint texs[],
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const SkColor colors[], SkXfermode* xmode, const uint16_t indices[], int indexCount, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawVertices(vmode, vertexCount, vertices, texs, colors, xmode, indices, indexCount, paint);
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}
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void ReplayingCanvas::drawData(const void* data, size_t length)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::drawData(data, length);
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}
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void ReplayingCanvas::beginCommentGroup(const char* description)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::beginCommentGroup(description);
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}
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void ReplayingCanvas::addComment(const char* keyword, const char* value)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::addComment(keyword, value);
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}
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void ReplayingCanvas::endCommentGroup()
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{
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AutoReplayer replayer(this);
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this->SkCanvas::endCommentGroup();
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}
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void ReplayingCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawDRRect(outer, inner, paint);
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}
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void ReplayingCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawText(text, byteLength, x, y, paint);
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}
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void ReplayingCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawPosText(text, byteLength, pos, paint);
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}
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void ReplayingCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], SkScalar constY, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawPosTextH(text, byteLength, xpos, constY, paint);
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}
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void ReplayingCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, const SkMatrix* matrix, const SkPaint& paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawTextOnPath(text, byteLength, path, matrix, paint);
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}
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void ReplayingCanvas::onPushCull(const SkRect& cullRect)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onPushCull(cullRect);
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}
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void ReplayingCanvas::onPopCull()
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onPopCull();
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}
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void ReplayingCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onClipRect(rect, op, edgeStyle);
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}
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void ReplayingCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onClipRRect(rrect, op, edgeStyle);
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}
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void ReplayingCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onClipPath(path, op, edgeStyle);
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}
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void ReplayingCanvas::onClipRegion(const SkRegion& region, SkRegion::Op op)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onClipRegion(region, op);
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}
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void ReplayingCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::onDrawPicture(picture, matrix, paint);
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}
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void ReplayingCanvas::didSetMatrix(const SkMatrix& matrix)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::didSetMatrix(matrix);
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}
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void ReplayingCanvas::didConcat(const SkMatrix& matrix)
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{
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AutoReplayer replayer(this);
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this->SkCanvas::didConcat(matrix);
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}
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void ReplayingCanvas::willSave()
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{
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AutoReplayer replayer(this);
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this->SkCanvas::willSave();
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}
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SkCanvas::SaveLayerStrategy ReplayingCanvas::willSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags)
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{
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AutoReplayer replayer(this);
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// We're about to create a layer and we have not cleared the device yet.
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// Let's clear now, so it has effect on all layers.
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if (m_stepCount < m_fromStep)
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this->SkCanvas::clear(SkColorSetARGB(255, 255, 255, 255)); // FIXME: fill with nine patch instead.
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return this->SkCanvas::willSaveLayer(bounds, paint, flags);
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}
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void ReplayingCanvas::willRestore()
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{
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AutoReplayer replayer(this);
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this->SkCanvas::willRestore();
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}
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} // namespace blink
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