diff ext/guichan-0.8.1/src/color.cpp @ 0:4a0efb7baf70

* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
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children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ext/guichan-0.8.1/src/color.cpp	Sun Jun 29 18:44:17 2008 +0000
@@ -0,0 +1,143 @@
+/*      _______   __   __   __   ______   __   __   _______   __   __
+ *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
+ *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
+ *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ *    be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * For comments regarding functions please see the header file.
+ */
+
+#include "guichan/color.hpp"
+
+namespace gcn
+{
+    Color::Color()
+        : r(0), 
+          g(0), 
+          b(0), 
+          a(255)
+    {
+    }
+
+    Color::Color(int color)
+      : r( (color >> 16) & 0xFF),
+        g( (color >>  8) & 0xFF),
+        b(  color        & 0xFF),
+        a(255)
+    {
+    }
+
+    Color::Color(int ar, int ag, int ab, int aa) 
+        : r(ar), 
+          g(ag), 
+          b(ab), 
+          a(aa)
+    {
+    }
+
+    Color Color::operator+(const Color& color) const
+    {
+        Color result(r + color.r, 
+                     g + color.g, 
+                     b + color.b, 
+                     255);
+
+        result.r = (result.r>255?255:(result.r<0?0:result.r));
+        result.g = (result.g>255?255:(result.g<0?0:result.g));
+        result.b = (result.b>255?255:(result.b<0?0:result.b));
+
+        return result;
+    }
+
+    Color Color::operator-(const Color& color) const
+    {
+        Color result(r - color.r, 
+                     g - color.g, 
+                     b - color.b, 
+                     255);
+
+        result.r = (result.r>255?255:(result.r<0?0:result.r));
+        result.g = (result.g>255?255:(result.g<0?0:result.g));
+        result.b = (result.b>255?255:(result.b<0?0:result.b));
+
+        return result;
+    }
+
+    Color Color::operator*(float value) const
+    {
+        Color result((int)(r * value), 
+                     (int)(g * value), 
+                     (int)(b * value), 
+                     a);
+
+        result.r = (result.r>255?255:(result.r<0?0:result.r));
+        result.g = (result.g>255?255:(result.g<0?0:result.g));
+        result.b = (result.b>255?255:(result.b<0?0:result.b));
+
+        return result;
+    }
+
+    bool Color::operator==(const Color& color) const
+    {
+        return r == color.r && g == color.g && b == color.b && a == color.a;
+    }
+
+    bool Color::operator!=(const Color& color) const
+    {
+        return !(r == color.r && g == color.g && b == color.b && a == color.a);
+    }
+
+	std::ostream& operator<<(std::ostream& out,
+                             const Color& color)
+    {
+        out << "Color [r = "
+            << color.r
+            << ", g = "
+            << color.g
+            << ", b = "
+            << color.b
+            << ", a = "
+            << color.a
+            << "]";
+
+        return out;
+    }
+}