2 * Copyright (C) 2013 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
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
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.
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.
31 #ifndef LoggingCanvas_h
32 #define LoggingCanvas_h
34 #include "platform/JSONValues.h"
35 #include "platform/graphics/InterceptingCanvas.h"
39 class LoggingCanvas : public InterceptingCanvas {
41 LoggingCanvas(int width, int height);
42 PassRefPtr<JSONArray> log();
44 virtual void clear(SkColor) override;
45 virtual void drawPaint(const SkPaint&) override;
46 virtual void drawPoints(PointMode, size_t count, const SkPoint pts[], const SkPaint&) override;
47 virtual void drawRect(const SkRect&, const SkPaint&) override;
48 virtual void drawOval(const SkRect&, const SkPaint&) override;
49 virtual void drawRRect(const SkRRect&, const SkPaint&) override;
50 virtual void drawPath(const SkPath&, const SkPaint&) override;
51 virtual void drawBitmap(const SkBitmap&, SkScalar left, SkScalar top, const SkPaint* = 0) override;
52 virtual void drawBitmapRectToRect(const SkBitmap&, const SkRect* src, const SkRect& dst, const SkPaint*, DrawBitmapRectFlags) override;
53 virtual void drawBitmapMatrix(const SkBitmap&, const SkMatrix&, const SkPaint* = 0) override;
54 virtual void drawBitmapNine(const SkBitmap&, const SkIRect& center, const SkRect& dst, const SkPaint*) override;
55 virtual void drawSprite(const SkBitmap&, int left, int top, const SkPaint* = 0) override;
56 virtual void drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], const SkPoint texs[],
57 const SkColor colors[], SkXfermode* xmode, const uint16_t indices[], int indexCount, const SkPaint&) override;
58 virtual void drawData(const void* data, size_t length) override;
59 virtual void beginCommentGroup(const char* description) override;
60 virtual void addComment(const char* keyword, const char* value) override;
61 virtual void endCommentGroup() override;
63 virtual void onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint&) override;
64 virtual void onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, const SkPaint&) override;
65 virtual void onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], const SkPaint&) override;
66 virtual void onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], SkScalar constY, const SkPaint&) override;
67 virtual void onDrawTextOnPath(const void* text, size_t byteLength, const SkPath&, const SkMatrix*, const SkPaint&) override;
68 virtual void onDrawTextBlob(const SkTextBlob*, SkScalar x, SkScalar y, const SkPaint&) override;
69 virtual void onPushCull(const SkRect& cullRect) override;
70 virtual void onPopCull() override;
71 virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) override;
72 virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) override;
73 virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) override;
74 virtual void onClipRegion(const SkRegion&, SkRegion::Op) override;
75 virtual void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*);
76 virtual void didSetMatrix(const SkMatrix&) override;
77 virtual void didConcat(const SkMatrix&) override;
78 virtual void willSave() override;
79 SaveLayerStrategy willSaveLayer(const SkRect* bounds, const SkPaint*, SaveFlags) override;
80 virtual void willRestore() override;
83 RefPtr<JSONArray> m_log;
84 friend class AutoLogger;
91 VerbParams(const String& name, unsigned pointCount, unsigned pointOffset)
93 , pointCount(pointCount)
94 , pointOffset(pointOffset) { }
97 PassRefPtr<JSONObject> addItem(const String& name);
98 PassRefPtr<JSONObject> addItemWithParams(const String& name);
99 PassRefPtr<JSONObject> objectForSkRect(const SkRect&);
100 PassRefPtr<JSONObject> objectForSkIRect(const SkIRect&);
101 String pointModeName(PointMode);
102 PassRefPtr<JSONObject> objectForSkPoint(const SkPoint&);
103 PassRefPtr<JSONArray> arrayForSkPoints(size_t count, const SkPoint points[]);
104 PassRefPtr<JSONObject> objectForSkPicture(const SkPicture&);
105 PassRefPtr<JSONObject> objectForRadius(const SkRRect& rrect, SkRRect::Corner);
106 String rrectTypeName(SkRRect::Type);
107 String radiusName(SkRRect::Corner);
108 PassRefPtr<JSONObject> objectForSkRRect(const SkRRect&);
109 String fillTypeName(SkPath::FillType);
110 String convexityName(SkPath::Convexity);
111 String verbName(SkPath::Verb);
112 VerbParams segmentParams(SkPath::Verb);
113 PassRefPtr<JSONObject> objectForSkPath(const SkPath&);
114 String colorTypeName(SkColorType);
115 PassRefPtr<JSONObject> objectForBitmapData(const SkBitmap&);
116 PassRefPtr<JSONObject> objectForSkBitmap(const SkBitmap&);
117 PassRefPtr<JSONObject> objectForSkShader(const SkShader&);
118 String stringForSkColor(const SkColor&);
119 void appendFlagToString(String* flagsString, bool isSet, const String& name);
120 String stringForSkPaintFlags(const SkPaint&);
121 String filterLevelName(SkPaint::FilterLevel);
122 String textAlignName(SkPaint::Align);
123 String strokeCapName(SkPaint::Cap);
124 String strokeJoinName(SkPaint::Join);
125 String styleName(SkPaint::Style);
126 String textEncodingName(SkPaint::TextEncoding);
127 String hintingName(SkPaint::Hinting);
128 PassRefPtr<JSONObject> objectForSkPaint(const SkPaint&);
129 PassRefPtr<JSONArray> arrayForSkMatrix(const SkMatrix&);
130 PassRefPtr<JSONArray> arrayForSkScalars(size_t n, const SkScalar scalars[]);
131 String regionOpName(SkRegion::Op);
132 String saveFlagsToString(SkCanvas::SaveFlags);
133 String textEncodingCanonicalName(SkPaint::TextEncoding);
134 String stringForUTFText(const void* text, size_t length, SkPaint::TextEncoding);
135 String stringForText(const void* text, size_t byteLength, const SkPaint&);
140 #endif // LoggingCanvas_h