public MaskedSurface(Surface source, PdnGraphicsPath path) { RectangleF boundsF = path.GetBounds(); Rectangle bounds = Utility.RoundRectangle(boundsF); Rectangle boundsClipped = Rectangle.Intersect(bounds, source.Bounds); Rectangle boundsRead; if (bounds != boundsClipped) { PdnRegion region = new PdnRegion(path); region.Intersect(source.Bounds); SetPathField(PdnGraphicsPath.FromRegion(region)); this.region = region; boundsRead = region.GetBoundsInt(); } else { SetPathField(path.Clone()); this.region = new PdnRegion(this.path); boundsRead = boundsClipped; } if (boundsRead.Width > 0 && boundsRead.Height > 0) { this.surface = new Surface(boundsRead.Size); this.surface.CopySurface(source, boundsRead); } else { this.surface = null; } }
private PdnGraphicsPath GetPath() { if (this.path == null) { SetPathField(PdnGraphicsPath.FromRegion(this.region)); } return(this.shadowPath); }
private PdnGraphicsPath GetPath() { if (this.path == null) { // TODO: FromRegion() is a VERY expensive call! PdnGraphicsPath newPath = PdnGraphicsPath.FromRegion(this.region); SetPathField(newPath); } return(this.shadowPath); }
public PdnGraphicsPath CreatePixelatedPath() { using (PdnGraphicsPath path = CreatePath()) { using (PdnRegion region = new PdnRegion(path)) { PdnGraphicsPath pixellatedPath = PdnGraphicsPath.FromRegion(region); return(pixellatedPath); } } }
/// <summary> /// Constructs a MaskSurface by copying the given region-of-interest from an Image. /// </summary> /// <param name="source">The Surface to copy pixels from.</param> /// <param name="roi">Defines the Region from which to copy pixels from the Image.</param> public MaskedSurface(Surface source, PdnRegion roi) { PdnRegion roiClipped = (PdnRegion)roi.Clone(); roiClipped.Intersect(source.Bounds); Rectangle boundsClipped = roiClipped.GetBoundsInt(); this.surface = new Surface(boundsClipped.Size); this.surface.Clear(ColorBgra.FromUInt32(0x00ffffff)); Rectangle rect = boundsClipped; Point dstOffset = new Point(rect.X - boundsClipped.X, rect.Y - boundsClipped.Y); this.surface.CopySurface(source, dstOffset, rect); this.region = roiClipped; SetPathField(PdnGraphicsPath.FromRegion(this.region)); }
/// <summary> /// Constructs a MaskSurface by copying the given region-of-interest from an Image. /// </summary> /// <param name="source">The Surface to copy pixels from.</param> /// <param name="roi">Defines the Region from which to copy pixels from the Image.</param> public MaskedSurface(Surface source, PdnRegion roi) { PdnRegion roiClipped = (PdnRegion)roi.Clone(); roiClipped.Intersect(source.Bounds); Rectangle boundsClipped = roiClipped.GetBoundsInt(); this.SurfaceReadOnly = new Surface(boundsClipped.Size); this.SurfaceReadOnly.Clear(ColorBgra.FromUInt32(0x00ffffff)); Rectangle rect = boundsClipped; Point dstOffset = new Point(rect.X - boundsClipped.X, rect.Y - boundsClipped.Y); this.SurfaceReadOnly.CopySurface(source, dstOffset, rect); this.region = roiClipped; // TODO: FromRegion() is a VERY expensive call for what we are doing! PdnGraphicsPath newPath = PdnGraphicsPath.FromRegion(this.region); SetPathField(newPath); }