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//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//
// Author:
// Jordi Mas i Hernandez (jordi@ximian.com)
//
using System;
using System.Drawing;
using System.Drawing.Imaging;
using NUnit.Framework;
using System.IO;
using System.Security.Cryptography;
using System.Security.Permissions;
using System.Text;
namespace MonoTests.System.Drawing
{
[TestFixture]
[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
public class TestImageAttributes
{
[TearDown]
public void Clean() {}
[SetUp]
public void GetReady()
{
}
private static Color ProcessColorMatrix (Color color, ColorMatrix colorMatrix)
{
Bitmap bmp = new Bitmap (64, 64);
Graphics gr = Graphics.FromImage (bmp);
ImageAttributes imageAttr = new ImageAttributes ();
bmp.SetPixel (0,0, color);
imageAttr.SetColorMatrix (colorMatrix);
gr.DrawImage (bmp, new Rectangle (0, 0, 64,64), 0,0, 64,64, GraphicsUnit.Pixel, imageAttr);
return bmp.GetPixel (0,0);
}
// Text Color Matrix processing
[Test]
public void ColorMatrix ()
{
Color clr_src, clr_rslt;
ColorMatrix cm = new ColorMatrix (new float[][] {
new float[] {2, 0, 0, 0, 0}, //R
new float[] {0, 1, 0, 0, 0}, //G
new float[] {0, 0, 1, 0, 0}, //B
new float[] {0, 0, 0, 1, 0}, //A
new float[] {0.2f, 0, 0, 0, 0}, //Translation
});
clr_src = Color.FromArgb (255, 100, 20, 50);
clr_rslt = ProcessColorMatrix (clr_src, cm);
Assert.AreEqual (clr_rslt, Color.FromArgb (255, 251, 20, 50));
cm = new ColorMatrix (new float[][] {
new float[] {1, 0, 0, 0, 0}, //R
new float[] {0, 1, 0, 0, 0}, //G
new float[] {0, 0, 1.5f, 0, 0}, //B
new float[] {0, 0, 0.5f, 1, 0}, //A
new float[] {0, 0, 0, 0, 0}, //Translation
});
clr_src = Color.FromArgb (255, 100, 40, 25);
clr_rslt = ProcessColorMatrix (clr_src, cm);
Assert.AreEqual (clr_rslt, Color.FromArgb (255, 100, 40, 165));
}
}
}
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