third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h - Issue 1995733005: Fix 2D canvas state persistency after OffscreenCanvas.transferToImageBitmap

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Issue 1995733005: Fix 2D canvas state persistency after OffscreenCanvas.transferToImageBitmap (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: fix test Created 4 years, 6 months ago

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1 // Copyright 2016 The Chromium Authors. All rights reserved.	1 // Copyright 2016 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef BaseRenderingContext2D_h	5 #ifndef BaseRenderingContext2D_h

6 #define BaseRenderingContext2D_h	6 #define BaseRenderingContext2D_h

7	7

8 #include "bindings/modules/v8/HTMLImageElementOrHTMLVideoElementOrHTMLCanvasElem entOrImageBitmap.h"	8 #include "bindings/modules/v8/HTMLImageElementOrHTMLVideoElementOrHTMLCanvasElem entOrImageBitmap.h"

9 #include "bindings/modules/v8/StringOrCanvasGradientOrCanvasPattern.h"	9 #include "bindings/modules/v8/StringOrCanvasGradientOrCanvasPattern.h"

10 #include "core/html/ImageData.h"	10 #include "core/html/ImageData.h"

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150 virtual bool stateHasFilter() = 0;	150 virtual bool stateHasFilter() = 0;

151 virtual SkImageFilter* stateGetFilter() = 0;	151 virtual SkImageFilter* stateGetFilter() = 0;

152 virtual void snapshotStateForFilter() = 0;	152 virtual void snapshotStateForFilter() = 0;

153	153

154 virtual void validateStateStack() = 0;	154 virtual void validateStateStack() = 0;

155	155

156 virtual bool hasAlpha() const = 0;	156 virtual bool hasAlpha() const = 0;

157	157

158 virtual bool isContextLost() const = 0;	158 virtual bool isContextLost() const = 0;

159	159

	160 void restoreMatrixClipStack(SkCanvas*) const;

	161

160 DECLARE_VIRTUAL_TRACE();	162 DECLARE_VIRTUAL_TRACE();

161	163

162 protected:	164 protected:

163 BaseRenderingContext2D();	165 BaseRenderingContext2D();

164	166

165 CanvasRenderingContext2DState& modifiableState();	167 CanvasRenderingContext2DState& modifiableState();

166 const CanvasRenderingContext2DState& state() const { return *m_stateStack.la st(); }	168 const CanvasRenderingContext2DState& state() const { return *m_stateStack.la st(); }

167	169

168 bool computeDirtyRect(const FloatRect& localBounds, SkIRect*);	170 bool computeDirtyRect(const FloatRect& localBounds, SkIRect*);

169 bool computeDirtyRect(const FloatRect& localBounds, const SkIRect& transform edClipBounds, SkIRect*);	171 bool computeDirtyRect(const FloatRect& localBounds, const SkIRect& transform edClipBounds, SkIRect*);

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284 foregroundPaint.setXfermodeMode(SkXfermode::kSrcOver_Mode);	286 foregroundPaint.setXfermodeMode(SkXfermode::kSrcOver_Mode);

285 c->setMatrix(ctm);	287 c->setMatrix(ctm);

286 drawFunc(c, &foregroundPaint);	288 drawFunc(c, &foregroundPaint);

287 c->restore();	289 c->restore();

288 c->setMatrix(ctm);	290 c->setMatrix(ctm);

289 }	291 }

290	292

291 } // namespace blink	293 } // namespace blink

292	294

293 #endif // BaseRenderingContext2D_h	295 #endif // BaseRenderingContext2D_h

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