SkDebugCanvas.h revision 0b5bbb0f82e022c8acfbcb6312f0ed18e1ab90ce
1902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 2902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com/* 3902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com * Copyright 2012 Google Inc. 4902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com * 5902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com * Use of this source code is governed by a BSD-style license that can be 6902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com * found in the LICENSE file. 7902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 8902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 9902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 10902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#ifndef SKDEBUGCANVAS_H_ 11902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#define SKDEBUGCANVAS_H_ 12902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 13902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#include "SkCanvas.h" 14902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#include "SkDrawCommand.h" 15902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#include "SkPicture.h" 16902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#include <vector> 17902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 18902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.comclass SkDebugCanvas : public SkCanvas { 19902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.compublic: 2080a4a60f96c33ccd850f9b0eb4b69ab08c198196chudy@google.com SkDebugCanvas(int width, int height); 21902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com ~SkDebugCanvas(); 22902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 23902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com void toggleFilter(bool toggle); 24902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 25902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 26902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Executes all draw calls to the canvas. 27902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param canvas The canvas being drawn to 28902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 29902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com void draw(SkCanvas* canvas); 30902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 31902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 32902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Executes the draw calls in the specified range. 33902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param canvas The canvas being drawn to 34902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param i The beginning of the range 35902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param j The end of the range 36902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com TODO(chudy): Implement 37902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 38902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com void drawRange(SkCanvas* canvas, int i, int j); 39902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 40902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 41902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Executes the draw calls up to the specified index. 42902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param canvas The canvas being drawn to 43902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param index The index of the final command being executed 44902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 450b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com void drawTo(SkCanvas* canvas, int index); 460b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com 470b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com /** 480b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com Returns the index of the last draw command to write to the pixel at (x,y) 490b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com */ 500b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com int getCommandAtPoint(int x, int y, int index, 510b5bbb0f82e022c8acfbcb6312f0ed18e1ab90cechudy@google.com SkIPoint transform, float scale); 52902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 53902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 54902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Returns the draw command at the given index. 55902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param index The index of the command 56902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 57902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com SkDrawCommand* getDrawCommandAt(int index); 58902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 59902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 60902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Returns information about the command at the given index. 61902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param index The index of the command 62902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 63902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com std::vector<std::string>* getCommandInfoAt(int index); 64902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 65902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 667e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com Returns the visibility of the command at the given index. 677e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com @param index The index of the command 687e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com */ 697e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com bool getDrawCommandVisibilityAt(int index); 707e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com 717e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com /** 72902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Returns the vector of draw commands 73902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 74902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com std::vector<SkDrawCommand*> getDrawCommands(); 75902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 76902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 77902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com * Returns the string vector of draw commands 78902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 79902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com std::vector<std::string>* getDrawCommandsAsStrings(); 80902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 81902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 82f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com Returns length of draw command vector. 83f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com */ 84f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com int getSize() { 85f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com return commandVector.size(); 86f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com } 87f14143226acf209615c4dd841aa6632aff112ab3chudy@google.com 88902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 89902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Toggles the visibility / execution of the draw command at index i with 90902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com the value of toggle. 91902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 92902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com void toggleCommand(int index, bool toggle); 93902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 94b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com void setBounds(int width, int height) { 95b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com fWidth = width; 96b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com fHeight = height; 97b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com } 98b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com 99902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com//////////////////////////////////////////////////////////////////////////////// 100902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com// Inherited from SkCanvas 101902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com//////////////////////////////////////////////////////////////////////////////// 102902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 103902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void clear(SkColor) SK_OVERRIDE; 104902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 105902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool clipPath(const SkPath&, SkRegion::Op, bool) SK_OVERRIDE; 106902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 107902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool clipRect(const SkRect&, SkRegion::Op, bool) SK_OVERRIDE; 108902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 109902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool clipRegion(const SkRegion& region, SkRegion::Op op) SK_OVERRIDE; 110902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 111902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool concat(const SkMatrix& matrix) SK_OVERRIDE; 112902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 113902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawBitmap(const SkBitmap&, SkScalar left, SkScalar top, 114902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint*) SK_OVERRIDE; 115902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 116902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawBitmapRect(const SkBitmap&, const SkIRect* src, 117902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkRect& dst, const SkPaint*) SK_OVERRIDE; 118902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 119902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawBitmapMatrix(const SkBitmap&, const SkMatrix&, 120902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint*) SK_OVERRIDE; 121902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 122902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, 123902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkRect& dst, const SkPaint*) SK_OVERRIDE; 124902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 125902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawData(const void*, size_t) SK_OVERRIDE; 126902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 127902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE; 128902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 129902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPath(const SkPath& path, const SkPaint&) SK_OVERRIDE; 130902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 131902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPicture(SkPicture& picture) SK_OVERRIDE; 132902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 133902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPoints(PointMode, size_t count, const SkPoint pts[], 134902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint&) SK_OVERRIDE; 135902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 136902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPosText(const void* text, size_t byteLength, 137902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPoint pos[], const SkPaint&) SK_OVERRIDE; 138902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 139902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawPosTextH(const void* text, size_t byteLength, 140902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkScalar xpos[], SkScalar constY, const SkPaint&) SK_OVERRIDE; 141902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 142902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawRect(const SkRect& rect, const SkPaint&) SK_OVERRIDE; 143902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 144902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawSprite(const SkBitmap&, int left, int top, 145902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint*) SK_OVERRIDE; 146902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 147902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawText(const void* text, size_t byteLength, SkScalar x, 148902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com SkScalar y, const SkPaint&) SK_OVERRIDE; 149902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 150902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawTextOnPath(const void* text, size_t byteLength, 151902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPath& path, const SkMatrix* matrix, 152902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint&) SK_OVERRIDE; 153902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 154902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void drawVertices(VertexMode, int vertexCount, 155902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPoint vertices[], const SkPoint texs[], 156902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkColor colors[], SkXfermode*, 157902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const uint16_t indices[], int indexCount, 158902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com const SkPaint&) SK_OVERRIDE; 159902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 160902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void restore() SK_OVERRIDE; 161902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 162902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool rotate(SkScalar degrees) SK_OVERRIDE; 163902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 164902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual int save(SaveFlags) SK_OVERRIDE; 165902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 166902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual int saveLayer(const SkRect* bounds, const SkPaint*, SaveFlags) SK_OVERRIDE; 167902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 168902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool scale(SkScalar sx, SkScalar sy) SK_OVERRIDE; 169902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 170902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual void setMatrix(const SkMatrix& matrix) SK_OVERRIDE; 171902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 172902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool skew(SkScalar sx, SkScalar sy) SK_OVERRIDE; 173902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 174902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com virtual bool translate(SkScalar dx, SkScalar dy) SK_OVERRIDE; 175902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 176902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.comprivate: 177902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com typedef SkCanvas INHERITED; 178902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com std::vector<SkDrawCommand*> commandVector; 179902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com std::vector<SkDrawCommand*>::const_iterator it; 180b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com int fHeight; 181b9ddd4e9f184f4a4545eca69c55ec1ad1ce59170chudy@google.com int fWidth; 182902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com SkBitmap fBm; 1837e4cfbf144af7d530d552946cee2a21d30b9b50fchudy@google.com bool fFilter; 184902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 185902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com /** 186902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com Adds the command to the classes vector of commands. 187902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com @param command The draw command for execution 188902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com */ 189902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com void addDrawCommand(SkDrawCommand* command); 190902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com}; 191902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com 192902ebe5eb41a350b766238b3b103c22fe9fc0fb5chudy@google.com#endif 193