/// <summary>
/// Creates a true color presentation.
/// </summary>
/// <param name="colorSpace">The color space.</param>
/// <returns>A true color raster representing the specified color space.</returns>
/// <exception cref="System.ArgumentException">The specified color space is not supported.</exception>
public static RasterPresentation CreateTrueColorPresentation(RasterColorSpace colorSpace)
{
RasterColorSpaceBand[] bands;
switch (colorSpace)
{
case RasterColorSpace.CIELab:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Lightness, RasterColorSpaceBand.A, RasterColorSpaceBand.B };
break;
case RasterColorSpace.CMYK:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Cyan, RasterColorSpaceBand.Magenta, RasterColorSpaceBand.Yellow, RasterColorSpaceBand.Black };
break;
case RasterColorSpace.HSL:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Hue, RasterColorSpaceBand.Saturation, RasterColorSpaceBand.Lightness };
break;
case RasterColorSpace.HSV:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Hue, RasterColorSpaceBand.Saturation, RasterColorSpaceBand.Value };
break;
case RasterColorSpace.RGB:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Red, RasterColorSpaceBand.Green, RasterColorSpaceBand.Blue };
break;
case RasterColorSpace.YCbCr:
bands = new RasterColorSpaceBand[] { RasterColorSpaceBand.Luma, RasterColorSpaceBand.BlueDifferenceChroma, RasterColorSpaceBand.RedDifferenceChroma };
break;
default:
throw new ArgumentException("The specified color space is not supported.", "colorSpace");
}
return(new RasterPresentation(RasterPresentationModel.TrueColor, colorSpace, bands));
}
/// <summary>
/// Initializes a new instance of the <see cref="RasterPresentation" /> class.
/// </summary>
/// <param name="model">The presentation model.</param>
/// <param name="colorSpace">The color space.</param>
/// <param name="bands">The bands.</param>
/// <exception cref="System.ArgumentException">Pseudo-color and density slicing models must define a color map.</exception>
public RasterPresentation(RasterPresentationModel model, RasterColorSpace colorSpace, params RasterColorSpaceBand[] bands)
{
if (model == RasterPresentationModel.DensitySlicing || model == RasterPresentationModel.PseudoColor)
{
throw new ArgumentException("Pseudo-color and density slicing models must define a color map.", "model");
}
Model = model;
ColorSpace = colorSpace;
_bands = bands.ToArray();
}
