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/ohos5.0/foundation/graphic/graphic_2d/rosen/samples/2d_graphics/test/include/
H A Dpath_test.h31 using TestFunc = std::function<void(Canvas&, uint32_t, uint32_t)>;
39 static void TestMoveTo(Canvas& canvas, uint32_t width, uint32_t height);
40 static void TestLineTo(Canvas& canvas, uint32_t width, uint32_t height);
41 static void TestArcTo(Canvas& canvas, uint32_t width, uint32_t height);
43 static void TestQuadTo(Canvas& canvas, uint32_t width, uint32_t height);
46 static void TestAddArc(Canvas& canvas, uint32_t width, uint32_t height);
57 static void TestOp(Canvas& canvas, uint32_t width, uint32_t height);
58 static void TestOp2(Canvas& canvas, uint32_t width, uint32_t height);
59 static void TestOp3(Canvas& canvas, uint32_t width, uint32_t height);
60 static void TestOp4(Canvas& canvas, uint32_t width, uint32_t height);
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H A Dpen_test.h26 using TestFunc = std::function<void(Canvas&, uint32_t, uint32_t)>;
33 static void TestPenColor(Canvas& canvas, uint32_t width, uint32_t height);
34 static void TestPenAlpha(Canvas& canvas, uint32_t width, uint32_t height);
35 static void TestPenWidth(Canvas& canvas, uint32_t width, uint32_t height);
36 static void TestPenMiterLimit(Canvas& canvas, uint32_t width, uint32_t height);
37 static void TestPenCapStyle(Canvas& canvas, uint32_t width, uint32_t height);
38 static void TestPenJoinStyle(Canvas& canvas, uint32_t width, uint32_t height);
39 static void TestPenBlendMode(Canvas& canvas, uint32_t width, uint32_t height);
40 static void TestPenAntiAlias(Canvas& canvas, uint32_t width, uint32_t height);
42 static void TestPenFilter(Canvas& canvas, uint32_t width, uint32_t height);
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/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/2d_graphics/src/drawing/draw/
H A Dcanvas.cpp51 Canvas* Canvas::GetRecordingCanvas() const in GetRecordingCanvas()
56 void Canvas::AddCanvas(Canvas* canvas) in AddCanvas()
63 void Canvas::RemoveAll() in RemoveAll()
68 Canvas::~Canvas() in ~Canvas()
73 void Canvas::RestoreToCount(uint32_t count) in RestoreToCount()
95 bool Canvas::GetRecordingState() const in GetRecordingState()
100 void Canvas::SetRecordingState(bool flag) in SetRecordingState()
105 void Canvas::SetOffscreen(bool isOffscreen) in SetOffscreen()
110 bool Canvas::GetOffscreen() const in GetOffscreen()
115 void Canvas::SetUICapture(bool isUICapture) in SetUICapture()
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/ohos5.0/foundation/graphic/graphic_2d/rosen/test/2d_graphics/unittest/draw/
H A Dcanvas_test.cpp48 auto canvas = std::make_unique<Canvas>();
60 auto canvas = std::make_unique<Canvas>();
74 auto canvas = std::make_unique<Canvas>();
88 auto canvas = std::make_unique<Canvas>();
102 auto canvas = std::make_unique<Canvas>();
116 auto canvas = std::make_unique<Canvas>();
131 auto canvas = std::make_unique<Canvas>();
146 auto canvas = std::make_unique<Canvas>();
160 auto canvas = std::make_unique<Canvas>();
174 auto canvas = std::make_unique<Canvas>();
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/ohos5.0/docs/zh-cn/application-dev/reference/apis-arkui/arkui-ts/
H A Dts-components-canvas-canvas.md1 # Canvas chapter
15 ### Canvas subsection
17 Canvas(context?: CanvasRenderingContext2D | DrawingRenderingContext)
31 ### Canvas<sup>12+</sup>
74 Canvas组件初始化完成时或者Canvas组件发生大小变化时的事件回调。
76 当该事件被触发时画布被清空，该事件之后Canvas组件宽高确定且可获取，可使用Canvas相关API进行绘制。当Canvas组件仅发生位置变化时，只触发[onAreaChange](ts-unive…
88 | event | [VoidCallback](ts-types.md#voidcallback12) | 是 | Canvas组件初始化完成时或者Canvas组件发生大小变化时的事件回调事…
92 该示例实现了如何在Canvas组件使用CanvasRenderingContext2D中的方法进行绘制。
104 Canvas(this.context)
120 该示例实现了如何在Canvas组件使用DrawingRenderingContext中的方法进行绘制。
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/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/2d_graphics/include/draw/
H A Dcanvas.h32 AutoCanvasMatrixBrush(Canvas* canvas,
42 Canvas* canvas_;
48 class DRAWING_API Canvas : public CoreCanvas {
50 Canvas() {} in Canvas() function
53 virtual Canvas* GetRecordingCanvas() const;
55 void AddCanvas(Canvas* canvas);
60 virtual ~Canvas();
89 std::vector<Canvas*> pCanvasList_;
95 class DRAWING_API OverDrawCanvas : public Canvas {
108 class DRAWING_API NoDrawCanvas : public Canvas {
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/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/2d_graphics/drawing_ndk/src/
H A Ddrawing_canvas.cpp35 return reinterpret_cast<Canvas*>(cCanvas); in CastToCanvas()
115 return (OH_Drawing_Canvas*)new Canvas; in OH_Drawing_CanvasCreate()
132 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasBind()
146 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasAttachPen()
156 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasDetachPen()
170 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasAttachBrush()
180 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasDetachBrush()
190 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasSave()
201 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasSaveLayer()
214 Canvas* canvas = CastToCanvas(cCanvas); in OH_Drawing_CanvasRestore()
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/ohos5.0/foundation/graphic/graphic_2d/rosen/test/render_service/render_service_base/unittest/overdraw/
H A Drs_gpu_overdraw_canvas_listener_test.cpp57 Drawing::Canvas canvas;
71 Drawing::Canvas canvas;
87 Drawing::Canvas canvas;
103 Drawing::Canvas canvas;
121 Drawing::Canvas canvas;
139 Drawing::Canvas canvas;
155 Drawing::Canvas canvas;
171 Drawing::Canvas canvas;
187 Drawing::Canvas canvas;
210 Drawing::Canvas canvas;
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/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/render_service/core/drawable/
H A Drs_render_node_drawable.h49 void Draw(Drawing::Canvas& canvas) override;
50 virtual void OnDraw(Drawing::Canvas& canvas);
51 virtual void OnCapture(Drawing::Canvas& canvas);
71 void OpincCalculateBefore(Drawing::Canvas& canvas,
73 void OpincCalculateAfter(Drawing::Canvas& canvas, bool& isOpincDropNodeExt);
76 …void AfterDrawCache(NodeStrategyType& cacheStragy, Drawing::Canvas& canvas, RSRenderParams& params,
131 void GenerateCacheIfNeed(Drawing::Canvas& canvas, RSRenderParams& params);
152 void UpdateCacheInfoForDfx(Drawing::Canvas& canvas, const Drawing::Rect& rect, NodeId id);
164 void UpdateCacheSurface(Drawing::Canvas& canvas, const RSRenderParams& params);
201 Drawing::Canvas& canvas, const RSRenderParams& params, DrawableCacheType originalCacheType);
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/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/render_service_base/include/drawable/
H A Drs_property_drawable_utils.h31 …static Color GetColorForShadowSyn(Drawing::Canvas* canvas, Drawing::Path& path, const Color& color,
33 static std::shared_ptr<Drawing::Image> GetShadowRegionImage(Drawing::Canvas* canvas,
35 … static bool PickColorSyn(Drawing::Canvas* canvas, Drawing::Path& drPath, Drawing::Matrix& matrix,
37 static std::shared_ptr<Drawing::Image> GpuScaleImage(Drawing::Canvas* canvas,
40 static void CeilMatrixTrans(Drawing::Canvas* canvas);
43 static void DrawFilter(Drawing::Canvas* canvas, const std::shared_ptr<RSFilter>& rsFilter,
50 static void DrawLightUpEffect(Drawing::Canvas* canvas, const float lightUpEffectDegree);
52 static void DrawDynamicDim(Drawing::Canvas* canvas, const float dynamicDimDegree);
60 static void DrawBinarization(Drawing::Canvas* canvas, const std::optional<Vector4f>& aiInvert);
61 … static void DrawPixelStretch(Drawing::Canvas* canvas, const std::optional<Vector4f>& pixelStretch,
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H A Drs_render_node_drawable_adapter.h44 class Canvas; variable
120 virtual void Draw(Drawing::Canvas& canvas) = 0;
247 bool QuickReject(Drawing::Canvas& canvas, const RectF& localDrawRect);
252 void DrawAll(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
253 void DrawUifirstContentChildren(Drawing::Canvas& canvas, const Drawing::Rect& rect);
254 void DrawBackground(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
255 void DrawContent(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
256 void DrawChildren(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
257 void DrawForeground(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
268 void DrawCacheWithProperty(Drawing::Canvas& canvas, const Drawing::Rect& rect) const;
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/ohos5.0/foundation/graphic/graphic_2d/rosen/test/2d_graphics/drawing_ets/ets/testcase/interface/
H A Dmatrixtest.ts50 public OnTestFunction(canvas: drawing.Canvas) {
65 public OnTestPerformance(canvas: drawing.Canvas) {
79 public OnTestFunction(canvas: drawing.Canvas) {
116 public OnTestFunction(canvas: drawing.Canvas) {
147 public OnTestFunction(canvas: drawing.Canvas) {
172 public OnTestFunction(canvas: drawing.Canvas) {
195 public OnTestFunction(canvas: drawing.Canvas) {
244 public OnTestFunction(canvas: drawing.Canvas) {
280 public OnTestFunction(canvas: drawing.Canvas) {
310 public OnTestFunction(canvas: drawing.Canvas) {
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H A Dpathtest.ts29 public OnTestPerformance(canvas: drawing.Canvas) {
49 public OnTestPerformance(canvas: drawing.Canvas) {
70 public OnTestPerformance(canvas: drawing.Canvas) {
91 public OnTestPerformance(canvas: drawing.Canvas) {
114 public OnTestPerformance(canvas: drawing.Canvas) {
138 public OnTestPerformance(canvas: drawing.Canvas) {
161 public OnTestFunction(canvas: drawing.Canvas) {
191 public OnTestFunction(canvas: drawing.Canvas) {
220 public OnTestFunction(canvas: drawing.Canvas) {
251 public OnTestFunction(canvas: drawing.Canvas) {
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H A Dperformancetest.ts27 public OnTestPerformance(canvas: drawing.Canvas) {
39 public OnTestPerformance(canvas: drawing.Canvas) {
51 public OnTestPerformance(canvas: drawing.Canvas) {
63 public OnTestPerformance(canvas: drawing.Canvas) {
77 public OnTestPerformance(canvas: drawing.Canvas) {
93 public OnTestPerformance(canvas: drawing.Canvas) {
/ohos5.0/docs/zh-cn/application-dev/ui/
H A Darkts-drawing-customization-on-canvas.md1 # 使用画布绘制自定义图形 (Canvas)
26 Canvas(this.context)
62 Canvas(this.context)
102 Canvas(this.context)
117 在Canvas组件生命周期接口onReady()调用之后，开发者可以直接使用canvas组件进行绘制。或者可以脱离Canvas组件和onReady()生命周期，单独定义Path2d对象构造理想的路径…
122 Canvas(this.context)
139 Canvas(this.context)
161 Canvas(this.context)
188 Canvas(this.context)
221 Canvas(this.context)
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H A Dui-js-components-canvas.md1 # Canvas对象
4 Canvas组件提供画布，用于自定义绘制图形。具体用法请参考[CanvasRenderingContext2D对象](../reference/apis-arkui/arkui-js/js-comp…
7 ## 创建Canvas组件
9 在pages/index目录下的hml文件中创建一个Canvas组件。
38 > - Canvas组件默认背景色与父组件的背景色一致。
40 > - Canvas默认宽高为width: 300px，height: 150px。
45 Canvas组件设置宽（width）、高（height）、背景色（background-color）及边框样式（border）。
79 Canvas添加长按事件，长按后可获取Canvas组件的dataUrl值（toDataURL方法返回的图片信息），打印在下方文本区域内。
148 针对Canvas开发，有以下相关实例可供参考：
/ohos5.0/foundation/graphic/graphic_2d/rosen/test/2d_graphics/drawing/test_case/
H A Dtest_base.h40 virtual void OnTestFunction(Drawing::Canvas* canvas) {}; in OnTestFunction()
41 virtual void OnTestPerformance(Drawing::Canvas* canvas) {}; in OnTestPerformance()
42 virtual void OnTestFunctionCpu(Drawing::Canvas* canvas) in OnTestFunctionCpu()
46 virtual void OnTestPerformanceCpu(Drawing::Canvas* canvas) in OnTestPerformanceCpu()
50 virtual void OnTestFunctionGpuUpScreen(Drawing::Canvas* canvas) in OnTestFunctionGpuUpScreen()
54 virtual void OnTestPerformanceGpuUpScreen(Drawing::Canvas* canvas) in OnTestPerformanceGpuUpScreen()
75 std::shared_ptr<Drawing::Canvas> bitmapCanvas_;
/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/render_service_base/include/render/
H A Drs_border.h104 void PaintFourLine(Drawing::Canvas& canvas, Drawing::Pen& pen, RectF rect) const;
105 void DrawBorders(Drawing::Canvas& canvas, Drawing::Pen& pen, RSBorderGeo& borderGeo) const;
108 …void DrawBorderImpl(Drawing::Canvas& canvas, Drawing::Pen& pen, RSBorderGeo& borderGeo, int idx) c…
109 …void DrawBorderImpl(Drawing::Canvas& canvas, Drawing::Pen& pen, RSBorderGeo& borderGeo, int idx1, …
111 …Drawing::Canvas& canvas, Drawing::Pen& pen, RSBorderGeo& borderGeo, int idx1, int idx2, int idx3) …
112 …void DrawNestedRoundRect(Drawing::Canvas& canvas, const RSBorderGeo& borderGeo, uint32_t color) co…
121 …void DrawLeftBorder(Drawing::Canvas& canvas, Drawing::Pen& pen, const RSBorderGeo& borderGeo) cons…
122 …void DrawTopBorder(Drawing::Canvas& canvas, Drawing::Pen& pen, const RSBorderGeo& borderGeo) const;
123 …void DrawRightBorder(Drawing::Canvas& canvas, Drawing::Pen& pen, const RSBorderGeo& borderGeo) con…
124 …void DrawBottomBorder(Drawing::Canvas& canvas, Drawing::Pen& pen, const RSBorderGeo& borderGeo) co…
H A Drs_kawase_blur.h40 bool ApplyKawaseBlur(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
63 …static Drawing::Matrix GetShaderTransform(const Drawing::Canvas* canvas, const Drawing::Rect& blur…
65 void CheckInputImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
67 void OutputOriginalImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
69 std::shared_ptr<Drawing::ShaderEffect> ApplySimpleFilter(Drawing::Canvas& canvas,
72 std::shared_ptr<Drawing::Image> ExecutePingPongBlur(Drawing::Canvas& canvas,
74 bool ApplyBlur(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/graphics_effect/include/
H A Dge_mesa_blur_shader_filter.h39 …std::shared_ptr<Drawing::Image> ProcessImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawin…
52 void CheckInputImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
54 std::shared_ptr<Drawing::Image> OutputImageWithoutBlur(Drawing::Canvas& canvas,
58 std::shared_ptr<Drawing::ShaderEffect> ApplyGreyAdjustmentFilter(Drawing::Canvas& canvas,
64 std::shared_ptr<Drawing::Image> DownSampling2X(Drawing::Canvas& canvas,
68 std::shared_ptr<Drawing::Image> DownSampling4X(Drawing::Canvas& canvas,
72 std::shared_ptr<Drawing::Image> DownSampling8X(Drawing::Canvas& canvas,
76 std::shared_ptr<Drawing::Image> DownSamplingMoreX(Drawing::Canvas& canvas,
81 std::shared_ptr<Drawing::Image> DownSampling(Drawing::Canvas& canvas,
85 std::shared_ptr<Drawing::Image> ScaleAndAddRandomColor(Drawing::Canvas& canvas,
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H A Dge_kawase_blur_shader_filter.h39 …std::shared_ptr<Drawing::Image> ProcessImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawin…
44 …const Drawing::Canvas* canvas, const Drawing::Rect& blurRect, float scaleW = 1.0f, float scaleH = …
50 void CheckInputImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
52 void OutputOriginalImage(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image,
55 std::shared_ptr<Drawing::Image> ScaleAndAddRandomColor(Drawing::Canvas& canvas,
58 std::shared_ptr<Drawing::ShaderEffect> ApplySimpleFilter(Drawing::Canvas& canvas,
66 …bool IsInputValid(Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image, const Dra…
/ohos5.0/foundation/graphic/graphic_2d/rosen/modules/render_service_base/include/property/
H A Drs_properties_painter.h72 static void Clip(Drawing::Canvas& canvas, RectF rect, bool isAntiAlias = true);
73 static void DrawBorder(const RSProperties& properties, Drawing::Canvas& canvas);
74 static void DrawOutline(const RSProperties& properties, Drawing::Canvas& canvas);
75 static void DrawLight(const RSProperties& properties, Drawing::Canvas& canvas);
82 static void DrawForegroundColor(const RSProperties& properties, Drawing::Canvas& canvas);
83 static void DrawMask(const RSProperties& properties, Drawing::Canvas& canvas);
94 … Drawing::Canvas& canvas, const std::shared_ptr<Drawing::Image>& image, const Vector2f& greyCoef);
115 static void DrawLightInner(const RSProperties& properties, Drawing::Canvas& canvas,
118 static void DrawContentLight(const RSProperties& properties, Drawing::Canvas& canvas,
121 static void DrawBorderLight(const RSProperties& properties, Drawing::Canvas& canvas,
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/ohos5.0/docs/en/application-dev/ui/
H A Darkts-drawing-customization-on-canvas.md1 # Drawing Custom Graphics Using the Canvas (Canvas)
26 Canvas(this.context)
62 Canvas(this.context)
102 Canvas(this.context)
122 Canvas(this.context)
139 Canvas(this.context)
161 Canvas(this.context)
188 Canvas(this.context)
221 Canvas(this.context)
251 Canvas(this.context)
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/ohos5.0/foundation/graphic/graphic_2d/rosen/test/render_service/render_service/unittest/pipeline/
H A Drs_render_engine_test.cpp46 std::shared_ptr<Drawing::Canvas> drawingCanvas_;
51 drawingCanvas_ = std::make_shared<Drawing::Canvas>(DEFAULT_CANVAS_WIDTH, DEFAULT_CANVAS_HEIGHT); in SetUpTestCase()
88 …auto drawingCanvas = std::make_unique<Drawing::Canvas>(DEFAULT_DRAWING_CANVAS_WIDTH, DEFAULT_DRAWI…
185 std::unique_ptr<Drawing::Canvas> drawingCanvas =
186 … std::make_unique<Drawing::Canvas>(DEFAULT_DRAWING_CANVAS_WIDTH, DEFAULT_DRAWING_CANVAS_HEIGHT);
215 std::unique_ptr<Drawing::Canvas> drawingCanvas = std::make_unique<Drawing::Canvas>(10, 10);
236 std::unique_ptr<Drawing::Canvas> drawingCanvas = std::make_unique<Drawing::Canvas>(10, 10);
257 std::unique_ptr<Drawing::Canvas> drawingCanvas = std::make_unique<Drawing::Canvas>(10, 10);
278 std::unique_ptr<Drawing::Canvas> drawingCanvas = std::make_unique<Drawing::Canvas>(10, 10);
299 std::unique_ptr<Drawing::Canvas> drawingCanvas = std::make_unique<Drawing::Canvas>(10, 10);
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/ohos5.0/foundation/graphic/graphic_2d/rosen/test/2d_graphics/drawing_ets/ets/pages/
H A Dtestbase.ts46 canvas_: drawing.Canvas | undefined; //gpu离屏绘制canvas
62 this.canvas_ = new drawing.Canvas(this.pixelMap_);
83 public OnTestFunction(canvas: drawing.Canvas) {
87 public async OnTestStability(canvas: drawing.Canvas) {
91 public OnTestPerformance(canvas: drawing.Canvas) {
95 public OnTestFunctionCpu(canvas: drawing.Canvas) {
100 public async OnTestStabilityCpu(canvas: drawing.Canvas) {
105 public OnTestPerformanceCpu(canvas: drawing.Canvas) {
110 public OnTestFunctionGpuUpScreen(canvas: drawing.Canvas) {
162 public TestFunctionGpuUpScreen(canvas: drawing.Canvas) {
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