/// <summary>
/// Sets the clipping region of the specified <see cref="ISvgRenderer"/>.
/// </summary>
/// <param name="renderer">The <see cref="ISvgRenderer"/> to have its clipping region set.</param>
protected internal virtual void SetClip(ISvgRenderer renderer)
{
if (this.ClipPath != null || !string.IsNullOrEmpty(this.Clip))
{
this._previousClip = renderer.GetClip();
if (this.ClipPath != null)
{
SvgClipPath clipPath = this.OwnerDocument.GetElementById <SvgClipPath>(this.ClipPath.ToString());
if (clipPath != null)
{
renderer.SetClip(clipPath.GetClipRegion(this, renderer), CombineMode.Intersect);
}
}
var clip = this.Clip;
if (!string.IsNullOrEmpty(clip) && clip.StartsWith("rect("))
{
clip = clip.Trim();
var offsets = (from o in clip.Substring(5, clip.Length - 6).Split(',')
select float.Parse(o.Trim(), NumberStyles.Any, CultureInfo.InvariantCulture)).ToList();
var bounds = this.Bounds;
var clipRect = new RectangleF(bounds.Left + offsets[3], bounds.Top + offsets[0],
bounds.Width - (offsets[3] + offsets[1]),
bounds.Height - (offsets[2] + offsets[0]));
renderer.SetClip(new Region(clipRect), CombineMode.Intersect);
}
}
}
/// <summary>
/// Gets the Clip Path if available. Returns null if not set
/// </summary>
/// <returns></returns>
protected SvgClipPath GetSvgClipPath()
{
if (ClipPath == null)
{
return(null);
}
SvgClipPath clipPath = this.OwnerDocument.GetElementById <SvgClipPath>(this.ClipPath.ToString());
return(clipPath);
}
/// <summary>
/// Sets the clipping region of the specified <see cref="SvgRenderer"/>.
/// </summary>
/// <param name="renderer">The <see cref="SvgRenderer"/> to have its clipping region set.</param>
protected internal virtual void SetClip(SvgRenderer renderer)
{
if (this.ClipPath != null)
{
SvgClipPath clipPath = this.OwnerDocument.GetElementById <SvgClipPath>(this.ClipPath.ToString());
this._previousClip = renderer.Clip;
if (clipPath != null)
{
renderer.Clip = clipPath.GetClipRegion(this);
}
}
}
/// <summary>
/// Sets the clipping region of the specified <see cref="SvgRenderer"/>.
/// </summary>
/// <param name="renderer">The <see cref="SvgRenderer"/> to have its clipping region set.</param>
protected internal virtual void SetClip(SvgRenderer renderer)
{
SvgClipPath clipPath = GetSvgClipPath();
if (clipPath != null)
{
this._previousClip = renderer.Clip;
if (clipPath != null)
{
renderer.Clip = clipPath.GetClipRegion(this);
}
}
}
