mirror of
https://github.com/ultimatepp/ultimatepp.git
synced 2026-05-15 14:16:07 -06:00
46 lines
828 B
C++
46 lines
828 B
C++
#include "CtrlCore.h"
|
|
|
|
#ifdef GUI_X11
|
|
|
|
namespace Upp {
|
|
|
|
Vector<Rect> RectRgn(const Rect& r)
|
|
{
|
|
Vector<Rect> q;
|
|
q.Add(r);
|
|
return q;
|
|
}
|
|
|
|
Vector<Rect> Intersect(const Vector<Rect>& r1, const Vector<Rect>& r2)
|
|
{
|
|
Vector<Rect> q;
|
|
for(int i = 0; i < r1.GetCount(); i++)
|
|
for(int j = 0; j < r2.GetCount(); j++) {
|
|
Rect r = r1[i] & r2[j];
|
|
if(!r.IsEmpty())
|
|
q.Add(r);
|
|
}
|
|
return q;
|
|
}
|
|
|
|
Vector<Rect> Subtract(const Vector<Rect>& r1, const Vector<Rect>& r2)
|
|
{
|
|
Vector<Rect> q;
|
|
bool dummy;
|
|
q <<= r1;
|
|
for(int i = 0; i < r2.GetCount(); i++)
|
|
q = Subtract(q, r2[i], dummy);
|
|
return q;
|
|
}
|
|
|
|
Vector<Rect> Xor(const Vector<Rect>& r1, const Vector<Rect>& r2)
|
|
{
|
|
Vector<Rect> is = Intersect(r1, r2);
|
|
Vector<Rect> q = Subtract(r1, is);
|
|
q.Append(Subtract(r2, is));
|
|
return q;
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|