private static GradientRepeater CreateGradientRepeater(GradientRepeatType repeatType)
{
switch (repeatType)
{
case GradientRepeatType.NoRepeat:
return(new GradientRepeaters.NoRepeat());
case GradientRepeatType.RepeatWrapped:
return(new GradientRepeaters.RepeatWrapped());
case GradientRepeatType.RepeatReflected:
return(new GradientRepeaters.RepeatReflected());
}
throw ExceptionUtil.InvalidEnumArgumentException <GradientRepeatType>(repeatType, "repeatType");
}
private static GradientShape CreateGradientShape(GradientType gradientType, GradientRepeatType repeatType, PointDouble startPoint, PointDouble endPoint)
{
if (startPoint == endPoint)
{
return(null);
}
switch (gradientType)
{
case GradientType.LinearClamped:
return(new GradientShapes.LinearStraight(startPoint, endPoint));
case GradientType.LinearReflected:
return(new GradientShapes.LinearReflected(startPoint, endPoint));
case GradientType.LinearDiamond:
return(new GradientShapes.LinearDiamond(startPoint, endPoint));
case GradientType.Radial:
return(new GradientShapes.Radial(startPoint, endPoint));
case GradientType.Conical:
if (repeatType != GradientRepeatType.NoRepeat)
{
return(new GradientShapes.Conical(startPoint, endPoint));
}
return(new GradientShapes.ConicalNoRepeat(startPoint, endPoint));
case GradientType.Spiral:
if (repeatType != GradientRepeatType.RepeatReflected)
{
return(new GradientShapes.Spiral(startPoint, endPoint));
}
return(new GradientShapes.SpiralReflected(startPoint, endPoint));
case GradientType.SpiralCounterClockwise:
if (repeatType != GradientRepeatType.RepeatReflected)
{
return(new GradientShapes.SpiralCCW(startPoint, endPoint));
}
return(new GradientShapes.SpiralReflectedCCW(startPoint, endPoint));
}
throw ExceptionUtil.InvalidEnumArgumentException <GradientType>(gradientType, "gradientType");
}
private bool IsAntialiasingRequiredForShape(GradientType gradientType, GradientRepeatType gradientRepeatType, PointDouble startPoint, PointDouble endPoint)
{
if (gradientRepeatType == GradientRepeatType.RepeatReflected)
{
VectorDouble num2 = (VectorDouble)(endPoint - startPoint);
return(num2.Length < 8.0);
}
switch (gradientType)
{
case GradientType.LinearClamped:
case GradientType.LinearReflected:
case GradientType.LinearDiamond:
case GradientType.Radial:
return(gradientRepeatType == GradientRepeatType.RepeatWrapped);
case GradientType.Conical:
case GradientType.Spiral:
case GradientType.SpiralCounterClockwise:
return(true);
}
throw ExceptionUtil.InvalidEnumArgumentException <GradientType>(gradientType, "gradientType");
}
