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rect2d.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
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00005  * file distributed with this source distribution.
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00015  * GNU General Public License for more details.
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00022 
00023 #ifndef MATH_RECT2D_H
00024 #define MATH_RECT2D_H
00025 
00026 #include "math/vector2d.h"
00027 #include "math/line2d.h"
00028 
00029 namespace Math {
00030 
00031 class Segment2d;
00032 
00033 class Rect2d {
00034 public:
00035     Rect2d();
00036     Rect2d(const Vector2d &topLeft, const Vector2d &bottomRight);
00037     Rect2d(const Vector2d &topLeft, const Vector2d &topRight,
00038            const Vector2d &bottomLeft, const Vector2d &bottomRight);
00039 
00040     void rotateAround(const Vector2d &point, const Angle &angle);
00041     void rotateAroundCenter(const Angle &angle);
00042     void moveCenterTo(const Vector2d &pos);
00043     void scale(float amount);
00044     void translate(const Vector2d &vec);
00045     bool intersectsRect(const Rect2d &rect) const;
00046     bool intersectsCircle(const Vector2d &center, float radius) const;
00047     bool containsPoint(const Vector2d &point) const;
00048 
00049     Vector2d getCenter() const;
00050     Vector2d getTopLeft() const;
00051     Vector2d getTopRight() const;
00052     Vector2d getBottomLeft() const;
00053     Vector2d getBottomRight() const;
00054     float getWidth() const;
00055     float getHeight() const;
00056     Vector2d getIntersection(const Vector2d &start, const Vector2d &direction, Segment2d *edge) const;
00057 
00058 // private:
00059     Vector2d _topLeft;
00060     Vector2d _topRight;
00061     Vector2d _bottomLeft;
00062     Vector2d _bottomRight;
00063 };
00064 
00065 }
00066 
00067 #endif


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