public void then_should_return_cmyk_version_of_rgba_color_given_red() { // Arrange var rgbaColor = RgbaColor.FromRgba(0xff, 0x0, 0x0); // Act var cmyk = (CmykColor)rgbaColor; // Assert Assert.That(cmyk.C, Is.EqualTo(0)); Assert.That(cmyk.M, Is.EqualTo(100)); Assert.That(cmyk.Y, Is.EqualTo(100)); Assert.That(cmyk.K, Is.EqualTo(0)); }
public void then_should_return_hsla_version_of_rgba_color_given_red() { // Arrange var rgbaColor = RgbaColor.FromRgba(0xff, 0x0, 0x0); // Act var hslaColor = (HslaColor)rgbaColor; // Assert Assert.That(hslaColor.H, Is.EqualTo(0)); Assert.That(hslaColor.S, Is.EqualTo(1.0f)); Assert.That(hslaColor.L, Is.EqualTo(.5f)); Assert.That(hslaColor.A, Is.EqualTo(1.0f)); }
public RgbaColor GetRgbaPixel(Point pixelPosition) { RgbaColor rgbaColor; if (this.IsGrayscale) { byte gray = this.DisplayImageData[pixelPosition.Y, pixelPosition.X, 0]; rgbaColor = RgbaColor.FromRgba(gray, gray, gray); } else { rgbaColor = RgbaColor.FromRgba( this.DisplayImageData[pixelPosition.Y, pixelPosition.X, 0], this.DisplayImageData[pixelPosition.Y, pixelPosition.X, 1], this.DisplayImageData[pixelPosition.Y, pixelPosition.X, 2]); } return(rgbaColor); }