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#ifndef __RECT_H
#define __RECT_H
#include <SDL/SDL.h>
class Rect
{
public:
Rect() { r.x = r.y = r.w = r.h = 0; }
Rect( int x, int y, int w, int h ) { setRect( x, y, w, h ); }
~Rect() {}
void setRect( int x, int y, int w, int h ) { r.x = x; r.y = y; r.w = w; r.h = h; }
SDL_Rect getRect() { return r; }
int x() { return r.x; }
int y() { return r.y; }
int w() { return r.w; }
int h() { return r.h; }
void x( int x) { r.x = x; }
void y( int y) { r.y = y; }
void w( int w) { r.w = w; }
void h( int h) { r.h = h; }
void moveBy( int x, int y )
{
r.x += x;
r.y += y;
}
bool intersects( Rect r2 )
{
int tw = r.w;
int th = r.h;
int rw = r2.w();
int rh = r2.h();
if (rw <= 0 || rh <= 0 || tw <= 0 || th <= 0) {
return false;
}
int tx = r.x;
int ty = r.y;
int rx = r2.x();
int ry = r2.y();
rw += rx;
rh += ry;
tw += tx;
th += ty;
// overflow || intersect
return ((rw < rx || rw > tx) &&
(rh < ry || rh > ty) &&
(tw < tx || tw > rx) &&
(th < ty || th > ry));
}
private:
SDL_Rect r;
};
#endif
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