public byte R { get; set; }
@property (nonatomic, assign) unsigned char r
public void r(
int intValue
);
R # get and set (RasterColor)
The red component of this RasterColor structure.
using Leadtools;
public void RasterColorArgbExample()
{
const int A = 128, R = 24, G = 87, B = 134;
// Create a RasterColor
RasterColor clr = new RasterColor(A, R, G, B);
// Make sure the color is correct
Assert.IsTrue(clr.A == A);
Assert.IsTrue(clr.R == R);
Assert.IsTrue(clr.G == G);
Assert.IsTrue(clr.B == B);
// The ARGB values represent real color components. This is NOT a palette index.
Assert.IsFalse(clr.IsPaletteIndex);
// Show its value
Console.WriteLine(clr);
// Show the A, R, G and B values
Console.WriteLine("Alpha value: " + clr.A);
Console.WriteLine("Red value: " + clr.R);
Console.WriteLine("Green value: " + clr.G);
Console.WriteLine("Blue value: " + clr.B);
// When the color is a palette index, the ARGB values are not color components
int index = 128;
RasterColor peletteIndex = RasterColor.FromPaletteIndex(index);
Assert.IsTrue(peletteIndex.IsPaletteIndex);
// The use the ToRGB method to obtain the index
Assert.IsTrue(peletteIndex.ToRgb() == index);
}
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