public void SetShape(IVisualElementRenderer renderer, IBackgroundShape newShape)
{
_renderer = renderer;
if (_shape != newShape)
{
if (_shape != null)
{
_shape.ShapeInvalidateRequested -= OnShapeInvalidateRequested;
}
if (newShape != null)
{
newShape.ShapeInvalidateRequested += OnShapeInvalidateRequested;
}
_shape = newShape;
_pathProvider?.Dispose();
_pathProvider = PathProvidersContainer.Resolve(_shape.GetType());
if (_pathProvider != null)
{
_pathProvider.SetShape(newShape);
_renderer?.NativeView?.FindLayerOfType <GradientStrokeLayer>()?.SetPathProvider(_pathProvider);
}
}
Invalidate();
}
public void SetShape(AView view, IBackgroundShape newShape)
{
_nativeView = view;
if (_shape != newShape)
{
if (_shape != null)
{
_shape.ShapeInvalidateRequested -= OnShapeInvalidateRequested;
}
if (newShape != null)
{
newShape.ShapeInvalidateRequested += OnShapeInvalidateRequested;
}
_shape = newShape;
PathProvider?.Dispose();
PathProvider = PathProvidersContainer.Resolve(_shape.GetType());
if (PathProvider != null)
{
PathProvider.SetShape(newShape);
_nativeView?.GetGradientDrawable()?.SetPathProvider(PathProvider);
}
}
Invalidate();
}
protected virtual void Dispose(bool disposing)
{
if (_disposed || !disposing)
{
return;
}
_disposed = true;
SetVisualElement(_visualElement, null);
_defaultShape = null;
if (_shapeManager != null)
{
_shapeManager.Dispose();
_shapeManager = null;
}
if (_renderer != null)
{
_renderer.ElementChanged -= OnRendererElementChanged;
_renderer = null;
}
if (_inkTouchController != null)
{
_inkTouchController.CancelInkTouchProcessing();
_inkTouchController?.Dispose();
_inkTouchController = null;
}
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
if (!disposing)
{
return;
}
_defaultShape = null;
if (_shapeManager != null)
{
_shapeManager.Dispose();
_shapeManager = null;
}
SetVisualElement(_visualElement, null);
if (_renderer == null)
{
return;
}
_renderer.ElementChanged -= OnRendererElementChanged;
_context = null;
_nativeView = null;
_renderer = null;
}
protected BasePathProvider()
{
_shape = new Rect();
Path = new Path();
BorderPath = new Path();
Invalidate();
}
public MaterialBackgroundManager(IVisualElementRenderer renderer)
{
_renderer = renderer ?? throw new ArgumentNullException(nameof(renderer), "Renderer cannot be null");
_renderer.ElementChanged += OnRendererElementChanged;
_defaultShape = new RoundRect();
_shapeManager = new MaterialShapeManager();
SetVisualElement(null, _renderer.Element);
}
public virtual void SetShape(IBackgroundShape shape)
{
if (_disposed)
{
return;
}
_shape = shape;
Invalidate();
}
public virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
_shape = null;
if (Path != null)
{
Path.Dispose();
Path = null;
}
if (BorderPath != null)
{
BorderPath.Dispose();
BorderPath = null;
}
}
public void SetShape(IBackgroundShape shape, bool overwrite = true)
{
_shapeManager?.SetShape(_renderer, overwrite ? shape : _defaultShape);
}
public void SetShape(IBackgroundShape shape, bool overwrite = true)
{
_shapeManager?.SetShape(_nativeView, overwrite ? shape : _defaultShape);
}
public virtual void SetShape(IBackgroundShape shape)
{
_shape = shape;
Invalidate();
}
protected BasePathProvider()
{
_shape = new Rect();
Invalidate();
}
