DrawRadialGradient() public method

public DrawRadialGradient ( CGGradient gradient, PointF startCenter, float startRadius, PointF endCenter, float endRadius, CGGradientDrawingOptions options ) : void
gradient CGGradient
startCenter System.Drawing.PointF
startRadius float
endCenter System.Drawing.PointF
endRadius float
options CGGradientDrawingOptions
return void
CGContext Class Documentation
コード例 #1
0
ファイル: GradientBackendHandler.cs プロジェクト: m13253/xwt 
		internal static void Draw (CGContext ctx, GradientInfo gradient)
		{
			ctx.SaveState ();
			ctx.Clip ();
			using (var cg = new CGGradient (Util.DeviceRGBColorSpace, gradient.Colors.ToArray (), gradient.Stops.ToArray ())) {
				if (gradient.Linear)
					ctx.DrawLinearGradient (cg, gradient.Start, gradient.End, CGGradientDrawingOptions.DrawsBeforeStartLocation | CGGradientDrawingOptions.DrawsAfterEndLocation);
				else
					ctx.DrawRadialGradient (cg, gradient.Start, gradient.StartRadius, gradient.End, gradient.EndRadius, CGGradientDrawingOptions.DrawsBeforeStartLocation | CGGradientDrawingOptions.DrawsAfterEndLocation);
			}
			ctx.RestoreState ();
		}