void DisplayClipOp(SKCanvas canvas, SKRect rect, SKClipOperation clipOp)
{
float textSize = textPaint.TextSize;
canvas.DrawText(clipOp.ToString(), rect.MidX, rect.Top + textSize, textPaint);
rect.Top += textSize;
float radius = 0.9f * Math.Min(rect.Width / 3, rect.Height / 2);
float xCenter = rect.MidX;
float yCenter = rect.MidY;
canvas.Save();
using (SKPath path1 = new SKPath())
{
path1.AddCircle(xCenter - radius / 2, yCenter, radius);
canvas.ClipPath(path1);
using (SKPath path2 = new SKPath())
{
path2.AddCircle(xCenter + radius / 2, yCenter, radius);
canvas.ClipPath(path2, clipOp);
canvas.DrawPaint(fillPaint);
}
}
canvas.Restore();
}
public void ClipRegion(SKRegion region, SKClipOperation operation = SKClipOperation.Intersect)
{
if (region == null)
{
throw new ArgumentNullException(nameof(region));
}
SkiaApi.sk_canvas_clip_region(Handle, region.Handle, operation);
}
public void ClipPath(SKPath path, SKClipOperation operation = SKClipOperation.Intersect, bool antialias = false)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
SkiaApi.sk_canvas_clip_path_with_operation(Handle, path.Handle, operation, antialias);
}
public void ClipRoundRect(SKRoundRect rect, SKClipOperation operation = SKClipOperation.Intersect, bool antialias = false)
{
if (rect == null)
{
throw new ArgumentNullException(nameof(rect));
}
SkiaApi.sk_canvas_clip_rrect_with_operation(Handle, rect.Handle, operation, antialias);
}
public void ClipRect(SKRect rect, SKClipOperation operation = SKClipOperation.Intersect, bool antialias = false)
{
SkiaApi.sk_canvas_clip_rect_with_operation(Handle, ref rect, operation, antialias);
}
public void ClipRoundRect(SKRoundRect rect, SKClipOperation operation)
{
rect.Transform(SKMatrix.CreateScale(CurrentState.ScaleX, CurrentState.ScaleY));
Canvas.ClipRoundRect(rect, operation, true);
}
public void ClipRegion (SKRegion region, SKClipOperation operation = SKClipOperation.Intersect)
{
if (region == null)
throw new ArgumentNullException (nameof (region));
SkiaApi.sk_canvas_clip_region (Handle, region.Handle, operation);
}
public void ClipPath(SKPath path, SKClipOperation operation)
{
path.Transform(SKMatrix.CreateScale(CurrentState.ScaleX, CurrentState.ScaleY));
Canvas.ClipPath(path, operation);
}
public void ClipPath (SKPath path, SKClipOperation operation = SKClipOperation.Intersect, bool antialias = false)
{
if (path == null)
throw new ArgumentNullException (nameof (path));
SkiaApi.sk_canvas_clip_path_with_operation (Handle, path.Handle, operation, antialias);
}
public void ClipRect (SKRect rect, SKClipOperation operation = SKClipOperation.Intersect, bool antialias = false)
{
SkiaApi.sk_canvas_clip_rect_with_operation (Handle, ref rect, operation, antialias);
}
public extern static void sk_canvas_clip_region(sk_canvas_t t, sk_region_t region, SKClipOperation op);
public extern static void sk_canvas_clip_path_with_operation(sk_canvas_t t, sk_path_t cpath, SKClipOperation op, bool doAA);
public extern static void sk_canvas_clip_rect_with_operation(sk_canvas_t t, ref SKRect crect, SKClipOperation op, bool doAA);
