public virtual void ColorTest05()
{
PdfDocument document = new PdfDocument(new PdfWriter(destinationFolder + "colorTest05.pdf"));
PdfPage page = document.AddNewPage();
FileStream streamGray = new FileStream(sourceFolder + "BlackWhite.icc", FileMode.Open, FileAccess.Read);
FileStream streamRgb = new FileStream(sourceFolder + "CIERGB.icc", FileMode.Open, FileAccess.Read);
FileStream streamCmyk = new FileStream(sourceFolder + "USWebUncoated.icc", FileMode.Open, FileAccess.Read);
PdfCieBasedCs.IccBased gray = (PdfCieBasedCs.IccBased) new IccBased(streamGray).GetColorSpace();
PdfCieBasedCs.IccBased rgb = (PdfCieBasedCs.IccBased) new IccBased(streamRgb).GetColorSpace();
PdfCieBasedCs.IccBased cmyk = (PdfCieBasedCs.IccBased) new IccBased(streamCmyk).GetColorSpace();
PdfResources resources = page.GetResources();
resources.SetDefaultGray(gray);
resources.SetDefaultRgb(rgb);
resources.SetDefaultCmyk(cmyk);
PdfCanvas canvas = new PdfCanvas(page);
canvas.SetFillColorGray(0.5f).Rectangle(50, 500, 50, 50).Fill();
canvas.SetFillColorRgb(1.0f, 0.5f, 0f).Rectangle(150, 500, 50, 50).Fill();
canvas.SetFillColorCmyk(1.0f, 0.5f, 0f, 0f).Rectangle(250, 500, 50, 50).Fill();
canvas.Release();
document.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(destinationFolder + "colorTest05.pdf", sourceFolder
+ "cmp_colorTest05.pdf", destinationFolder, "diff_"));
}
/// <summary>Makes a Color of certain color space and color value.</summary>
/// <remarks>
/// Makes a Color of certain color space and color value.
/// If color value is set in null, all value components will be initialised with zeroes.
/// </remarks>
/// <param name="colorSpace">the color space to which the returned Color object relates</param>
/// <param name="colorValue">the color value of the returned Color object</param>
/// <returns>the created Color object.</returns>
public static iText.Kernel.Colors.Color MakeColor(PdfColorSpace colorSpace, float[] colorValue)
{
iText.Kernel.Colors.Color c = null;
bool unknownColorSpace = false;
if (colorSpace is PdfDeviceCs)
{
if (colorSpace is PdfDeviceCs.Gray)
{
c = colorValue != null ? new DeviceGray(colorValue[0]) : new DeviceGray();
}
else
{
if (colorSpace is PdfDeviceCs.Rgb)
{
c = colorValue != null ? new DeviceRgb(colorValue[0], colorValue[1], colorValue[2]) : new DeviceRgb();
}
else
{
if (colorSpace is PdfDeviceCs.Cmyk)
{
c = colorValue != null ? new DeviceCmyk(colorValue[0], colorValue[1], colorValue[2], colorValue[3]) : new
DeviceCmyk();
}
else
{
unknownColorSpace = true;
}
}
}
}
else
{
if (colorSpace is PdfCieBasedCs)
{
if (colorSpace is PdfCieBasedCs.CalGray)
{
PdfCieBasedCs.CalGray calGray = (PdfCieBasedCs.CalGray)colorSpace;
c = colorValue != null ? new CalGray(calGray, colorValue[0]) : new CalGray(calGray);
}
else
{
if (colorSpace is PdfCieBasedCs.CalRgb)
{
PdfCieBasedCs.CalRgb calRgb = (PdfCieBasedCs.CalRgb)colorSpace;
c = colorValue != null ? new CalRgb(calRgb, colorValue) : new CalRgb(calRgb);
}
else
{
if (colorSpace is PdfCieBasedCs.IccBased)
{
PdfCieBasedCs.IccBased iccBased = (PdfCieBasedCs.IccBased)colorSpace;
c = colorValue != null ? new IccBased(iccBased, colorValue) : new IccBased(iccBased);
}
else
{
if (colorSpace is PdfCieBasedCs.Lab)
{
PdfCieBasedCs.Lab lab = (PdfCieBasedCs.Lab)colorSpace;
c = colorValue != null ? new Lab(lab, colorValue) : new Lab(lab);
}
else
{
unknownColorSpace = true;
}
}
}
}
}
else
{
if (colorSpace is PdfSpecialCs)
{
if (colorSpace is PdfSpecialCs.Separation)
{
PdfSpecialCs.Separation separation = (PdfSpecialCs.Separation)colorSpace;
c = colorValue != null ? new Separation(separation, colorValue[0]) : new Separation(separation);
}
else
{
if (colorSpace is PdfSpecialCs.DeviceN)
{
//NChannel goes here also
PdfSpecialCs.DeviceN deviceN = (PdfSpecialCs.DeviceN)colorSpace;
c = colorValue != null ? new DeviceN(deviceN, colorValue) : new DeviceN(deviceN);
}
else
{
if (colorSpace is PdfSpecialCs.Indexed)
{
c = colorValue != null ? new Indexed(colorSpace, (int)colorValue[0]) : new Indexed(colorSpace);
}
else
{
unknownColorSpace = true;
}
}
}
}
else
{
if (colorSpace is PdfSpecialCs.Pattern)
{
c = new iText.Kernel.Colors.Color(colorSpace, colorValue);
}
else
{
// TODO review this. at least log a warning
unknownColorSpace = true;
}
}
}
}
if (unknownColorSpace)
{
throw new PdfException("Unknown color space.");
}
return(c);
}
public IccBased(PdfCieBasedCs.IccBased cs)
: this(cs, new float[cs.GetNumberOfComponents()])
{
}
public IccBased(PdfCieBasedCs.IccBased cs, float[] value)
: base(cs, value)
{
}
public IccBased(PdfCieBasedCs.IccBased cs)
// TODO if zero is outside of the Range, default value should be the nearest to the zero valid value
: this(cs, new float[cs.GetNumberOfComponents()])
{
}
