///////////////////////////////////////////////////////////////////////////
private static Color GetColor(PsdFile psdFile, int pos)
{
Color c = Color.White;
switch (psdFile.ColorMode)
{
case PsdFile.ColorModes.RGB:
c = Color.FromArgb(psdFile.ImageData[0][pos],
psdFile.ImageData[1][pos],
psdFile.ImageData[2][pos]);
break;
case PsdFile.ColorModes.CMYK:
c = CMYKToRGB(psdFile.ImageData[0][pos],
psdFile.ImageData[1][pos],
psdFile.ImageData[2][pos],
psdFile.ImageData[3][pos]);
break;
case PsdFile.ColorModes.Multichannel:
c = CMYKToRGB(psdFile.ImageData[0][pos],
psdFile.ImageData[1][pos],
psdFile.ImageData[2][pos],
0);
break;
case PsdFile.ColorModes.Bitmap:
byte bwValue = ImageDecoder.GetBitmapValue(psdFile.ImageData[0], pos);
c = Color.FromArgb(bwValue, bwValue, bwValue);
break;
case PsdFile.ColorModes.Grayscale:
case PsdFile.ColorModes.Duotone:
c = Color.FromArgb(psdFile.ImageData[0][pos],
psdFile.ImageData[0][pos],
psdFile.ImageData[0][pos]);
break;
case PsdFile.ColorModes.Indexed:
{
int index = (int)psdFile.ImageData[0][pos];
c = Color.FromArgb((int)psdFile.ColorModeData[index],
psdFile.ColorModeData[index + 256],
psdFile.ColorModeData[index + 2 * 256]);
}
break;
case PsdFile.ColorModes.Lab:
{
c = LabToRGB(psdFile.ImageData[0][pos],
psdFile.ImageData[1][pos],
psdFile.ImageData[2][pos]);
}
break;
}
return(c);
}
///////////////////////////////////////////////////////////////////////////
/// <summary>
/// Builds a color instance from the specified layer and position. Adds alpha value if channel exists.
/// </summary>
/// <param name="layer"></param>
/// <param name="pos"></param>
/// <returns></returns>
private static Color GetColor(LayerWrapper layer, int pos)
{
Color c = Color.White;
switch (layer.colorMode)
{
case PsdFile.ColorModes.RGB:
c = Color.FromArgb(layer.ch0bytes[pos],
layer.ch1bytes[pos],
layer.ch2bytes[pos]);
break;
case PsdFile.ColorModes.CMYK:
c = CMYKToRGB(layer.ch0bytes[pos],
layer.ch1bytes[pos],
layer.ch2bytes[pos],
layer.ch3bytes[pos]);
break;
case PsdFile.ColorModes.Multichannel:
c = CMYKToRGB(layer.ch0bytes[pos],
layer.ch1bytes[pos],
layer.ch2bytes[pos],
0);
break;
case PsdFile.ColorModes.Bitmap:
byte bwValue = ImageDecoder.GetBitmapValue(layer.ch0bytes, pos);
c = Color.FromArgb(bwValue, bwValue, bwValue);
break;
case PsdFile.ColorModes.Grayscale:
case PsdFile.ColorModes.Duotone:
c = Color.FromArgb(layer.ch0bytes[pos],
layer.ch0bytes[pos],
layer.ch0bytes[pos]);
break;
case PsdFile.ColorModes.Indexed:
{
int index = (int)layer.ch0bytes[pos];
c = Color.FromArgb((int)layer.colorModeData[index],
layer.colorModeData[index + 256],
layer.colorModeData[index + 2 * 256]);
}
break;
case PsdFile.ColorModes.Lab:
{
c = LabToRGB(layer.ch0bytes[pos],
layer.ch1bytes[pos],
layer.ch2bytes[pos]);
}
break;
}
if (layer.hasalpha)
{
c = Color.FromArgb(layer.alphabytes[pos], c);
}
return(c);
}