CanvasBrushBase.OnDraw(CanvasDevice, CanvasDrawingSession, Vector2) Method
Definition
Important
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Implemented by parent class and called when canvas is being constructed for brush.
protected abstract bool OnDraw(Microsoft.Graphics.Canvas.CanvasDevice device, Microsoft.Graphics.Canvas.CanvasDrawingSession session, System.Numerics.Vector2 size);abstract member OnDraw : Microsoft.Graphics.Canvas.CanvasDevice * Microsoft.Graphics.Canvas.CanvasDrawingSession * System.Numerics.Vector2 -> boolProtected MustOverride Function OnDraw (device As CanvasDevice, session As CanvasDrawingSession, size As Vector2) As BooleanParameters
- device
- Microsoft.Graphics.Canvas.CanvasDevice
Canvas device.
- session
- Microsoft.Graphics.Canvas.CanvasDrawingSession
Canvas drawing session.
- size
- Vector2
Size of surface to draw on.
Returns
True if drawing was completed and the brush is ready, otherwise return False to not create brush yet.