1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef InspectorCanvasAgent_h 32#define InspectorCanvasAgent_h 33 34#if ENABLE(INSPECTOR) 35 36#include "InspectorBaseAgent.h" 37#include "InspectorFrontend.h" 38#include "InspectorTypeBuilder.h" 39#include "ScriptState.h" 40#include <wtf/HashMap.h> 41#include <wtf/PassOwnPtr.h> 42#include <wtf/PassRefPtr.h> 43#include <wtf/text/WTFString.h> 44 45namespace WebCore { 46 47class Frame; 48class InjectedScriptCanvasModule; 49class InjectedScriptManager; 50class InspectorPageAgent; 51class InspectorState; 52class InstrumentingAgents; 53class ScriptObject; 54 55typedef String ErrorString; 56 57class InspectorCanvasAgent : public InspectorBaseAgent<InspectorCanvasAgent>, public InspectorBackendDispatcher::CanvasCommandHandler { 58public: 59 static PassOwnPtr<InspectorCanvasAgent> create(InstrumentingAgents* instrumentingAgents, InspectorCompositeState* state, InspectorPageAgent* pageAgent, InjectedScriptManager* injectedScriptManager) 60 { 61 return adoptPtr(new InspectorCanvasAgent(instrumentingAgents, state, pageAgent, injectedScriptManager)); 62 } 63 ~InspectorCanvasAgent(); 64 65 virtual void setFrontend(InspectorFrontend*); 66 virtual void clearFrontend(); 67 virtual void restore(); 68 69 void frameNavigated(Frame*); 70 void frameDetached(Frame*); 71 void didBeginFrame(); 72 73 // Called from InspectorCanvasInstrumentation. 74 ScriptObject wrapCanvas2DRenderingContextForInstrumentation(const ScriptObject&); 75#if ENABLE(WEBGL) 76 ScriptObject wrapWebGLRenderingContextForInstrumentation(const ScriptObject&); 77#endif 78 79 // Called from the front-end. 80 virtual void enable(ErrorString*); 81 virtual void disable(ErrorString*); 82 virtual void dropTraceLog(ErrorString*, const TypeBuilder::Canvas::TraceLogId&); 83 virtual void hasUninstrumentedCanvases(ErrorString*, bool*); 84 virtual void captureFrame(ErrorString*, const TypeBuilder::Network::FrameId*, TypeBuilder::Canvas::TraceLogId*); 85 virtual void startCapturing(ErrorString*, const TypeBuilder::Network::FrameId*, TypeBuilder::Canvas::TraceLogId*); 86 virtual void stopCapturing(ErrorString*, const TypeBuilder::Canvas::TraceLogId&); 87 virtual void getTraceLog(ErrorString*, const TypeBuilder::Canvas::TraceLogId&, const int*, const int*, RefPtr<TypeBuilder::Canvas::TraceLog>&); 88 virtual void replayTraceLog(ErrorString*, const TypeBuilder::Canvas::TraceLogId&, int, RefPtr<TypeBuilder::Canvas::ResourceState>&); 89 virtual void getResourceInfo(ErrorString*, const TypeBuilder::Canvas::ResourceId&, RefPtr<TypeBuilder::Canvas::ResourceInfo>&); 90 virtual void getResourceState(ErrorString*, const TypeBuilder::Canvas::TraceLogId&, const TypeBuilder::Canvas::ResourceId&, RefPtr<TypeBuilder::Canvas::ResourceState>&); 91 92private: 93 InspectorCanvasAgent(InstrumentingAgents*, InspectorCompositeState*, InspectorPageAgent*, InjectedScriptManager*); 94 95 InjectedScriptCanvasModule injectedScriptCanvasModule(ErrorString*, ScriptState*); 96 InjectedScriptCanvasModule injectedScriptCanvasModule(ErrorString*, const ScriptObject&); 97 InjectedScriptCanvasModule injectedScriptCanvasModule(ErrorString*, const String&); 98 99 void findFramesWithUninstrumentedCanvases(); 100 bool checkIsEnabled(ErrorString*) const; 101 ScriptObject notifyRenderingContextWasWrapped(const ScriptObject&); 102 103 InspectorPageAgent* m_pageAgent; 104 InjectedScriptManager* m_injectedScriptManager; 105 InspectorFrontend::Canvas* m_frontend; 106 bool m_enabled; 107 // Contains all frames with canvases, value is true only for frames that have an uninstrumented canvas. 108 typedef HashMap<Frame*, bool> FramesWithUninstrumentedCanvases; 109 FramesWithUninstrumentedCanvases m_framesWithUninstrumentedCanvases; 110}; 111 112} // namespace WebCore 113 114#endif // ENABLE(INSPECTOR) 115 116#endif // !defined(InspectorCanvasAgent_h) 117