CustomRenderingView Class
Definition
Important
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An abstract view that can be inherited from to allow drawing on using SkiaSharp drawing commands.
public abstract class CustomRenderingView : ElmSharp.Widget- Inheritance
-
ElmSharp.WidgetCustomRenderingView
- Derived
Constructors
| Name | Description |
|---|---|
| CustomRenderingView(EvasObject) |
Initializes a new instance of the CustomRenderingView class. |
Fields
| Name | Description |
|---|---|
| evasImage |
The pointer to the underlying control which provides the native drawing surface. |
Properties
| Name | Description |
|---|---|
| CanvasSize |
Gets the current canvas size. |
| RenderingMode |
Gets or sets the rendering mode. |
Methods
| Name | Description |
|---|---|
| CreateDrawingSurface() |
Implemented by derived CustomRenderingView types to construct the drawing surface. |
| CreateHandle(EvasObject) |
Implemented by derived CustomRenderingView types to creates a Widget handle. |
| CreateNativeResources(EvasObject) |
Implemented by derived CustomRenderingView types to create the native resources which should be present throughout whole life of the control. |
| DestroyDrawingSurface() |
Implemented by derived CustomRenderingView types to destroy the drawing surface. |
| DestroyNativeResources() |
Implemented by derived CustomRenderingView types to destroy the native resources. |
| GetRawSurfaceSize() |
Gets the raw pixel size of the drawing surface. |
| GetSurfaceSize() |
Implemented by derived CustomRenderingView types to provide the dimensions of the current drawing surface. |
| Invalidate() |
Invalidates the entire surface of the control and causes the control to be redrawn. |
| OnDrawFrame() |
Invalidates the entire surface of the control and causes the control to be redrawn. |
| OnResized() |
Indicate to the control that the it has been resized. |
| OnUnrealize() |
Implemented by derived CustomRenderingView types to clean up resources used by the control. |
| UpdateSurfaceSize(Rect) |
Implemented by derived CustomRenderingView types to update the drawing surface dimensions. |
