public static void UsingColors()
{
using (MagickImage image = new MagickImage(SampleFiles.SnakewarePng))
{
image.TransparentChroma(Color.Black, Color.Blue);
image.BackgroundColor = new ColorMono(true);
// Q16 (Blue):
image.TransparentChroma(new MagickColor(0, 0, 0), new MagickColor(0, 0, 65535));
image.TransparentChroma(new ColorRGB(0, 0, 0), new ColorRGB(0, 0, 65535));
image.BackgroundColor = new MagickColor("#00f");
image.BackgroundColor = new MagickColor("#0000ff");
image.BackgroundColor = new MagickColor("#00000000ffff");
// With transparency (Red):
image.BackgroundColor = new MagickColor(0, 0, 65535, 32767);
image.BackgroundColor = new MagickColor("#0000ff80");
// Q8 (Green):
image.TransparentChroma(new MagickColor(0, 0, 0), new MagickColor(0, 255, 0));
image.TransparentChroma(new ColorRGB(0, 0, 0), new ColorRGB(0, 255, 0));
image.BackgroundColor = new MagickColor("#0f0");
image.BackgroundColor = new MagickColor("#00ff00");
}
}
private void ExecuteTransparentChroma(XmlElement element, MagickImage image)
{
MagickColor colorLow_ = Variables.GetValue<MagickColor>(element, "colorLow");
MagickColor colorHigh_ = Variables.GetValue<MagickColor>(element, "colorHigh");
image.TransparentChroma(colorLow_, colorHigh_);
}
public void Test_TransparentChroma()
{
using (MagickImage image = new MagickImage(Files.TestPNG))
{
image.TransparentChroma(MagickColors.Black, MagickColors.WhiteSmoke);
ColorAssert.AreEqual(new MagickColor("#3962396239620000"), image, 50, 50);
ColorAssert.AreEqual(new MagickColor("#0000"), image, 32, 80);
ColorAssert.AreEqual(new MagickColor("#f6def6def6deffff"), image, 132, 42);
ColorAssert.AreEqual(new MagickColor("#0000808000000000"), image, 74, 79);
}
using (MagickImage image = new MagickImage(Files.TestPNG))
{
image.InverseTransparentChroma(MagickColors.Black, MagickColors.WhiteSmoke);
ColorAssert.AreEqual(new MagickColor("#396239623962ffff"), image, 50, 50);
ColorAssert.AreEqual(new MagickColor("#000f"), image, 32, 80);
ColorAssert.AreEqual(new MagickColor("#f6def6def6de0000"), image, 132, 42);
ColorAssert.AreEqual(new MagickColor("#000080800000ffff"), image, 74, 79);
}
}
