public void TestColorUsageOccurrences()
{
IndexedImage image = new IndexedImage {
Size = new Size(3, 2)
};
image.Pixels[0] = 1;
image.Pixels[1] = 2;
image.Pixels[2] = 3;
image.Pixels[3] = 1;
image.Pixels[4] = 4;
image.Pixels[5] = 2;
image.CompletePalette();
Assert.AreEqual(4, image.Palette.Count);
PaletteTest.AssertColorInPalette(image.Palette, 1, 1, 0, 3);
PaletteTest.AssertColorInPalette(image.Palette, 2, 2, 1, 5);
PaletteTest.AssertColorInPalette(image.Palette, 3, 3, 2);
PaletteTest.AssertColorInPalette(image.Palette, 4, 4, 4);
image[1, 1] = new Color(1);
Assert.AreEqual(3, image.Palette.Count);
PaletteTest.AssertColorInPalette(image.Palette, 1, 1, 0, 3, 4);
image[1, 1] = new Color(5);
Assert.AreEqual(4, image.Palette.Count);
PaletteTest.AssertColorInPalette(image.Palette, 1, 1, 0, 3);
PaletteTest.AssertColorInPalette(image.Palette, 5, 5, 4);
}
public void TestClone()
{
IndexedImage image = new IndexedImage {
Size = new Size(3, 2)
};
image.Pixels[0] = 1;
image.Pixels[1] = 2;
image.Pixels[2] = 3;
image.Pixels[3] = 1;
image.Pixels[4] = 4;
image.Pixels[5] = 2;
image.CompletePalette();
IndexedImage clonedImage = image.Clone(true, true);
Assert.AreEqual(image.Size, clonedImage.Size);
Assert.AreEqual(image.Pixels.Length, clonedImage.Pixels.Length);
Assert.AreNotSame(image.Pixels, clonedImage.Pixels);
Assert.AreEqual(image.Pixels[0], clonedImage.Pixels[0]);
Assert.AreEqual(image.Pixels[1], clonedImage.Pixels[1]);
Assert.AreEqual(image.Pixels[2], clonedImage.Pixels[2]);
Assert.AreEqual(image.Pixels[3], clonedImage.Pixels[3]);
Assert.AreEqual(image.Pixels[4], clonedImage.Pixels[4]);
Assert.AreEqual(image.Pixels[5], clonedImage.Pixels[5]);
Assert.AreEqual(image.Palette.Count, clonedImage.Palette.Count);
Assert.AreNotSame(image.Palette, clonedImage.Palette);
Assert.AreEqual(image.Palette[1], clonedImage.Palette[1]);
Assert.AreEqual(image.Palette[2], clonedImage.Palette[2]);
Assert.AreEqual(image.Palette[3], clonedImage.Palette[3]);
Assert.AreEqual(image.Palette[4], clonedImage.Palette[4]);
clonedImage[0, 0] = new Color(100);
Assert.AreEqual(100, clonedImage.Pixels[0]);
Assert.AreEqual(1, image.Pixels[0], "Changes in cloned image should not change original");
Assert.AreEqual(5, clonedImage.Palette.Count);
Assert.AreEqual(4, image.Palette.Count, "Changes in cloned image should not change original");
PaletteTest.AssertColorInPalette(clonedImage.Palette, 100, 100, 0);
PaletteTest.AssertColorInPalette(clonedImage.Palette, 1, 1, 3);
PaletteTest.AssertColorInPalette(image.Palette, 1, 1, 0, 3);
}
public void TestLockPixels()
{
IndexedImage image = new IndexedImage {
Size = new Size(3, 2)
};
int[] pixels;
using (image.LockPixels(out pixels))
{
Assert.IsNotNull(pixels);
pixels[0] = 1;
pixels[1] = 2;
pixels[2] = 3;
pixels[3] = 4;
pixels[4] = 5;
pixels[5] = 6;
}
Assert.AreEqual(0, image.Palette.Count);
image.CompletePalette();
Assert.AreEqual(6, image.Palette.Count);
Assert.AreEqual(1, image[0, 0].Argb);
Assert.AreEqual(2, image[1, 0].Argb);
Assert.AreEqual(3, image[2, 0].Argb);
Assert.AreEqual(4, image[0, 1].Argb);
Assert.AreEqual(5, image[1, 1].Argb);
Assert.AreEqual(6, image[2, 1].Argb);
PaletteTest.AssertColorInPalette(image.Palette, 1, 1, 0);
PaletteTest.AssertColorInPalette(image.Palette, 2, 2, 1);
PaletteTest.AssertColorInPalette(image.Palette, 3, 3, 2);
PaletteTest.AssertColorInPalette(image.Palette, 4, 4, 3);
PaletteTest.AssertColorInPalette(image.Palette, 5, 5, 4);
PaletteTest.AssertColorInPalette(image.Palette, 6, 6, 5);
}