Rectangle class.

src/Util/Rectangle.h

@@ -0,0 +1,95 @@
+#ifndef Util_Rectangle_h__
+#define Util_Rectangle_h__
+
+#include <algorithm>
+
+struct Rectangle
+{
+	Rectangle()
+		: X(0), Y(0), Width(0), Height(0) { }
+
+	Rectangle(int x, int y, int width = 0, int height = 0) 
+		: X(x), Y(y), Width(width), Height(height) { }
+
+	/*Rectangle(const Rectangle &rect)
+		: X(rect.X), Y(rect.Y), Width(rect.Width), Height(rect.Height) { }*/
+
+	int X;
+	int Y;
+	int Width;
+	int Height;
+
+	const int& GetLeft() const { return X; }
+	void SetLeft(int left) 
+	{
+		Width += X - left;
+		X = left;
+	}
+	int GetRight() const { return X + Width; }
+	void SetRight(int right) 
+	{
+		Width = right - X;
+	}
+	const int& GetTop() const { return Y; }
+	void SetTop(int top) 
+	{ 
+		Height += Y - top;
+		Y = top;
+	}
+	int GetBottom() const { return Y + Height; }
+	int SetBottom(int bottom)
+	{ 
+		Height = bottom - Y;
+	}
+
+	Rectangle& operator+=(const Rectangle &rhs)
+	{
+		SetLeft(std::min(GetLeft(), rhs.GetLeft()));
+		SetRight(std::max(GetRight(), rhs.GetRight()));
+		SetTop(std::min(GetTop(), rhs.GetTop()));
+		SetBottom(std::max(GetBottom(), rhs.GetBottom()));
+	}
+
+	static bool Intersects(const Rectangle &r1, const Rectangle &r2)
+	{
+		return !(r2.GetLeft() > r1.GetRight() || r2.GetRight() < r1.GetLeft() || r2.GetTop() > r1.GetBottom() || r2.GetBottom() < r1.GetTop());
+	}
+};
+
+inline bool operator==(const Rectangle &r1, const Rectangle &r2)
+{
+	return (r1.X == r2.X) && (r1.Y == r2.Y) && (r1.Width == r2.Width) && (r1.Height == r2.Height);
+}
+
+inline bool operator!=(const Rectangle &lhs, const Rectangle &rhs)
+{
+	return !(lhs == rhs);
+}
+
+inline bool operator<(const Rectangle &lhs, const Rectangle &lhs)
+{
+	return (lhs.Width < lhs.Width) && (lhs.Height < lhs.Height);
+}
+
+inline bool operator>(const Rectangle &lhs, const Rectangle &rhs)
+{
+	return rhs < lhs;
+}
+
+inline bool operator<=(const Rectangle &lhs, const Rectangle &rhs)
+{
+	return !(lhs > rhs);
+}
+
+inline bool operator>=(const Rectangle &lhs, const Rectangle &rhs)
+{
+	return !(lhs < rhs);
+}
+
+inline Rectangle operator+(Rectangle lhs, const Rectangle &rhs)
+{
+	lhs += rhs;
+	return lhs;
+}
+
+#endif // Util_Rectangle_h__

vs11/Returngeance/Returngeance.vcxproj

@@ -159,6 +159,7 @@
     <ClInclude Include="..\..\src\Systems\TransformSystem.h" />
     <ClInclude Include="..\..\src\Texture.h" />
     <ClInclude Include="..\..\src\Util\GLError.h" />
+    <ClInclude Include="..\..\src\Util\Rectangle.h" />
     <ClInclude Include="..\..\src\Util\Logging.h" />
     <ClInclude Include="..\..\src\World.h" />
   </ItemGroup>

vs11/Returngeance/Returngeance.vcxproj.filters

@@ -221,6 +221,9 @@
       <Filter>GUI</Filter>
     </ClInclude>
     <ClInclude Include="..\..\src\MessageRelay.h" />
+    <ClInclude Include="..\..\src\Util\Rectangle.h">
+      <Filter>Util</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\src\Shaders\AABB.frag.glsl">