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"Merged" 0.8 with HEAD, so we can continue developing

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1282 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
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RKrom 2011-07-17 12:05:59 +00:00
commit f3b0878b02
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Greenshot/Helpers/Colors.cs Normal file
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/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2011 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.Generic;
using System.Drawing;
namespace Greenshot.Helpers
{
public class Colors {
private Colors() {}
public static bool IsVisible(Color c) {
return c != null && !c.Equals(Color.Empty) && !c.Equals(Color.Transparent) && c.A > 0;
}
public static Color Mix(List<Color> colors) {
int a = 0;
int r = 0;
int g = 0;
int b = 0;
int count = 0;
foreach(Color color in colors) {
if(!color.Equals(Color.Empty)) {
a += color.A;
r += color.R;
g += color.G;
b += color.B;
count++;
}
}
if (count==0) {
return Color.Empty;
}
return Color.FromArgb(a/count, r/count, g/count, b/count);
}
}
}