partial void ApplyNativeClip(Rect rect)
{
if (rect.IsEmpty)
{
if (_previousClip != rect)
{
_previousClip = rect;
ViewCompat.SetClipBounds(this, null);
}
return;
}
_previousClip = rect;
var physicalRect = rect.LogicalToPhysicalPixels();
if (FrameRoundingAdjustment is { } fra)
{
physicalRect.Width += fra.Width;
physicalRect.Height += fra.Height;
}
ViewCompat.SetClipBounds(this, physicalRect);
SetClipChildren(NeedsClipToSlot);
}
partial void ApplyNativeClip(Rect rect)
{
// Non-UIElements typically expect to be clipped, and display incorrectly otherwise
// This won't work when UIElements and non-UIElements are mixed in the same Panel,
// but it should cover most cases in practice, and anyway should be superceded when
// IFrameworkElement will be removed.
SetClipChildren(FeatureConfiguration.UIElement.AlwaysClipNativeChildren ? AreChildrenNativeViewsOnly : false);
if (rect.IsEmpty)
{
ViewCompat.SetClipBounds(this, null);
return;
}
var physicalRect = rect.LogicalToPhysicalPixels();
if (FrameRoundingAdjustment is { } fra)
{
physicalRect.Width += fra.Width;
physicalRect.Height += fra.Height;
}
ViewCompat.SetClipBounds(this, physicalRect);
SetClipChildren(NeedsClipToSlot);
}
private Android.Graphics.Path GetPath(Rect availableSize)
{
var output = new Android.Graphics.Path();
//Android's path rendering logic rounds values down to the nearest int, make sure we round up here instead using the ViewHelper scaling logic
var physicalRenderingArea = availableSize.LogicalToPhysicalPixels();
if (FrameRoundingAdjustment is { } fra)
{
physicalRenderingArea.Height += fra.Height;
physicalRenderingArea.Width += fra.Width;
}
var logicalRenderingArea = physicalRenderingArea.PhysicalToLogicalPixels();
logicalRenderingArea.X = availableSize.X;
logicalRenderingArea.Y = availableSize.Y;
output.AddOval(
logicalRenderingArea.ToRectF(),
Android.Graphics.Path.Direction.Cw);
return(output);
}
