SKDrawable Class
Definition
Important
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Represents the base class for objects that draw into SKCanvas.
public class SKDrawable : SkiaSharp.SKObject
- Inheritance
Remarks
The object has a generation ID, which is guaranteed to be unique across all drawables. To allow for clients of the drawable that may want to cache the results, the drawable must change its generation ID whenever its internal state changes such that it will draw differently.
Constructors
SKDrawable() |
Creates a new instance of SKDrawable. |
SKDrawable(Boolean) |
Creates a new instance of SKDrawable. |
Properties
Bounds |
Gets the conservative bounds of what the drawable will draw. |
GenerationId |
Gets the unique value for this instance. |
Handle |
Gets or sets the handle to the underlying native object. (Inherited from SKObject) |
IgnorePublicDispose |
Gets or sets a value indicating whether the call the public Dispose() should be no-op. (Inherited from SKNativeObject) |
IsDisposed |
Gets or sets a value indicating whether the object has already been disposed. (Inherited from SKNativeObject) |
OwnsHandle |
Gets a value indicating whether this object should destroy the underlying native object. (Inherited from SKObject) |
Methods
Dispose() |
Releases all resources used by this SKNativeObject. (Inherited from SKNativeObject) |
Dispose(Boolean) |
Releases the unmanaged resources used by the SKDrawable and optionally releases the managed resources. |
DisposeInternal() |
Triggers a dispose, ignoring the value of IgnorePublicDispose. (Inherited from SKNativeObject) |
DisposeManaged() |
Implemented by derived SKObject types to destroy any managed objects. (Inherited from SKObject) |
DisposeNative() |
Implemented by derived SKObject types to destroy any native objects. |
DisposeUnownedManaged() | (Inherited from SKObject) |
Draw(SKCanvas, Single, Single) |
Draw the current drawable onto the specified canvas. |
Draw(SKCanvas, SKMatrix) |
Draw the current drawable onto the specified canvas. |
NotifyDrawingChanged() |
Invalidate the drawing generation ID, indicating that the drawing has changed. |
OnDraw(SKCanvas) |
Implemented by derived SKDrawable types to draw the drawable to the canvas. |
OnGetBounds() |
Implemented by derived SKDrawable types to return the conservative bounds of what the drawable will draw. |
OnSnapshot() |
Implemented by derived SKDrawable types to create an immutable snapshot of the drawing. |
Snapshot() |
Create an immutable snapshot of the drawing. |
Applies to
SkiaSharp