public override PathF PathForBounds(RectangleF rect)
{
var bounds = _path.Bounds;
AffineTransformF transform = null;
if (_scaling == PathScaling.AspectFit)
{
var factorX = rect.Width / bounds.Width;
var factorY = rect.Height / bounds.Height;
var factor = Math.Min(factorX, factorY);
var width = bounds.Width * factor;
var height = bounds.Height * factor;
var translateX = (rect.Width - width) / 2;
var translateY = (rect.Height - height) / 2;
transform = AffineTransformF.GetTranslateInstance(-bounds.X, -bounds.Y);
transform.Translate(translateX, translateY);
transform.Scale(factor, factor);
}
else if (_scaling == PathScaling.AspectFill)
{
var factorX = rect.Width / bounds.Width;
var factorY = rect.Height / bounds.Height;
var factor = Math.Max(factorX, factorY);
var width = bounds.Width * factor;
var height = bounds.Height * factor;
var translateX = (rect.Width - width) / 2;
var translateY = (rect.Height - height) / 2;
transform = AffineTransformF.GetTranslateInstance(-bounds.X, -bounds.Y);
transform.Translate(translateX, translateY);
transform.Scale(factor, factor);
}
else if (_scaling == PathScaling.Fill)
{
var factorX = rect.Width / bounds.Width;
var factorY = rect.Height / bounds.Height;
transform = AffineTransformF.GetScaleInstance(factorX, factorY);
var translateX = bounds.X * factorX;
var translateY = bounds.Y * factorY;
transform.Translate(translateX, translateY);
}
else
{
var width = bounds.Width;
var height = bounds.Height;
var translateX = (rect.Width - width) / 2;
var translateY = (rect.Height - height) / 2;
transform = AffineTransformF.GetTranslateInstance(-bounds.X, -bounds.Y);
transform.Translate(translateX, translateY);
}
if (!transform?.IsIdentity ?? false)
{
return(_path.Transform(transform));
}
return(_path);
}
