public Byte(ByteInterleavedRaster srcRas, ColorModel cm, AffineTransform xform, int maxw) : base(cm, xform, srcRas.Width, srcRas.Height, maxw)
{
this.SrcRas = srcRas;
this.InData = srcRas.DataStorage;
this.InSpan = srcRas.ScanlineStride;
this.InOff = srcRas.getDataOffset(0);
}
public ByteFilter(ByteInterleavedRaster srcRas, ColorModel cm, AffineTransform xform, int maxw) : base((cm.Transparency == Transparency_Fields.OPAQUE ? Xrgbmodel : Argbmodel), xform, srcRas.Width, srcRas.Height, maxw)
{
this.InPalette = new int[256];
((IndexColorModel)cm).GetRGBs(this.InPalette);
this.SrcRas = srcRas;
this.InData = srcRas.DataStorage;
this.InSpan = srcRas.ScanlineStride;
this.InOff = srcRas.getDataOffset(0);
}
public override WritableRaster MakeRaster(int w, int h)
{
WritableRaster ras = MakeByteRaster(SrcRas, w, h);
ByteInterleavedRaster biRas = (ByteInterleavedRaster)ras;
OutData = biRas.DataStorage;
OutSpan = biRas.ScanlineStride;
OutOff = biRas.getDataOffset(0);
return(ras);
}
public static PaintContext GetContext(BufferedImage bufImg, AffineTransform xform, RenderingHints hints, Rectangle devBounds)
{
WritableRaster raster = bufImg.Raster;
ColorModel cm = bufImg.ColorModel;
int maxw = devBounds.Width_Renamed;
Object val = hints[RenderingHints.KEY_INTERPOLATION];
bool filter = (val == null ? (hints[RenderingHints.KEY_RENDERING] == RenderingHints.VALUE_RENDER_QUALITY) : (val != RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR));
if (raster is IntegerInterleavedRaster && (!filter || IsFilterableDCM(cm)))
{
IntegerInterleavedRaster iir = (IntegerInterleavedRaster)raster;
if (iir.NumDataElements == 1 && iir.PixelStride == 1)
{
return(new Int(iir, cm, xform, maxw, filter));
}
}
else if (raster is ByteInterleavedRaster)
{
ByteInterleavedRaster bir = (ByteInterleavedRaster)raster;
if (bir.NumDataElements == 1 && bir.PixelStride == 1)
{
if (filter)
{
if (IsFilterableICM(cm))
{
return(new ByteFilter(bir, cm, xform, maxw));
}
}
else
{
return(new Byte(bir, cm, xform, maxw));
}
}
}
return(new Any(raster, cm, xform, maxw, filter));
}
