Re3/src/math/Rect.h

46 lines
774 B
C++

#pragma once
class CRect
{
public:
float left; // x min
float bottom; // y max
float right; // x max
float top; // y min
CRect(void){
left = 1000000.0f;
top = 1000000.0f;
right = -1000000.0f;
bottom = -1000000.0f;
}
CRect(float l, float t, float r, float b){
left = l;
top = t;
right = r;
bottom = b;
}
void ContainPoint(CVector const &v){
if(v.x < left) left = v.x;
if(v.x > right) right = v.x;
if(v.y < top) top = v.y;
if(v.y > bottom) bottom = v.y;
}
void Translate(float x, float y){
left += x;
right += x;
bottom += y;
top += y;
}
void Grow(float r){
left -= r;
right += r;
top -= r;
bottom += r;
}
float GetWidth(void) { return right - left; }
float GetHeight(void) { return bottom - top; }
};