utils: templatized point, point_3d and rectangle

added template parameter for the geometry helper classes,
moved function definitions to hpp file to support templates

1 files changed, 59 insertions, 7 deletions

diff --git a/src/utils/point.hpp b/src/utils/point.hpp
index 7c1ec727..6618e285 100644
--- a/src/utils/point.hpp
+++ b/src/utils/point.hpp
@@ -29,18 +29,70 @@
 
 namespace usdx
 {
+	template <class T>
 	class Point
 	{
 	private:
-		float x;
-		float y;
+		T x;
+		T y;
+
 	public:
-		Point(float x, float y);
-		Point(const Point& point);
-		Point& operator=(const Point& point);
+		Point(T x, T y):
+			x(x), y(y)
+		{
+		}
+
+		Point(const Point& point):
+			x(point.x), y(point.y)
+		{
+		}
+
+		Point& operator=(const Point& point)
+		{
+			x = point.x;
+			y = point.y;
+			return *this;
+		}
+
+
+		T get_x(void) const
+		{
+			return x;
+		}
+
+		T get_y(void) const
+		{
+			return y;
+		}
+
+
+		Point& operator+=(const Point &other)
+		{
+			x += other.x;
+			y += other.y;
+			return *this;
+		}
+
+		Point& operator-=(const Point &other)
+		{
+			x -= other.x;
+			y -= other.y;
+			return *this;
+		}
+
+		const Point operator+(const Point &other) const
+		{
+			Point<T> result(*this);
+			result += other;
+			return result;
+		}
 
-		float get_x(void) const;
-		float get_y(void) const;
+		const Point operator-(const Point &other) const
+		{
+			Point<T> result(*this);
+			result -= other;
+			return result;
+		}
 	};
 };