--- /dev/null
+#include "rect.hh"
+
+namespace otk {
+
+void Rect::setX(int x) {
+ _x2 += x - _x1;
+ _x1 = x;
+}
+
+
+void Rect::setY(int y)
+{
+ _y2 += y - _y1;
+ _y1 = y;
+}
+
+
+void Rect::setPos(int x, int y) {
+ _x2 += x - _x1;
+ _x1 = x;
+ _y2 += y - _y1;
+ _y1 = y;
+}
+
+
+void Rect::setWidth(unsigned int w) {
+ _x2 = w + _x1 - 1;
+}
+
+
+void Rect::setHeight(unsigned int h) {
+ _y2 = h + _y1 - 1;
+}
+
+
+void Rect::setSize(unsigned int w, unsigned int h) {
+ _x2 = w + _x1 - 1;
+ _y2 = h + _y1 - 1;
+}
+
+
+void Rect::setRect(int x, int y, unsigned int w, unsigned int h) {
+ *this = Rect(x, y, w, h);
+}
+
+
+void Rect::setCoords(int l, int t, int r, int b) {
+ _x1 = l;
+ _y1 = t;
+ _x2 = r;
+ _y2 = b;
+}
+
+
+Rect Rect::operator|(const Rect &a) const {
+ Rect b;
+
+ b._x1 = std::min(_x1, a._x1);
+ b._y1 = std::min(_y1, a._y1);
+ b._x2 = std::max(_x2, a._x2);
+ b._y2 = std::max(_y2, a._y2);
+
+ return b;
+}
+
+
+Rect Rect::operator&(const Rect &a) const {
+ Rect b;
+
+ b._x1 = std::max(_x1, a._x1);
+ b._y1 = std::max(_y1, a._y1);
+ b._x2 = std::min(_x2, a._x2);
+ b._y2 = std::min(_y2, a._y2);
+
+ return b;
+}
+
+
+bool Rect::intersects(const Rect &a) const {
+ return std::max(_x1, a._x1) <= std::min(_x2, a._x2) &&
+ std::max(_y1, a._y1) <= std::min(_y2, a._y2);
+}
+
+
+bool Rect::contains(int x, int y) const {
+ return x >= _x1 && x <= _x2 &&
+ y >= _y1 && y <= _y2;
+}
+
+
+bool Rect::contains(const Rect& a) const {
+ return a._x1 >= _x1 && a._x2 <= _x2 &&
+ a._y1 >= _y1 && a._y2 <= _y2;
+}
+
+}
--- /dev/null
+// -*- mode: C++; indent-tabs-mode: nil; -*-
+#ifndef __rect_hh
+#define __rect_hh
+
+extern "C" {
+#include <X11/Xlib.h>
+}
+
+#include <vector>
+
+namespace otk {
+
+class Rect {
+public:
+ inline Rect(void) : _x1(0), _y1(0), _x2(0), _y2(0) { }
+ inline Rect(int __x, int __y, unsigned int __w, unsigned int __h)
+ : _x1(__x), _y1(__y), _x2(__w + __x - 1), _y2(__h + __y - 1) { }
+ inline explicit Rect(const XRectangle& xrect)
+ : _x1(xrect.x), _y1(xrect.y), _x2(xrect.width + xrect.x - 1),
+ _y2(xrect.height + xrect.y - 1) { }
+
+ inline int left(void) const { return _x1; }
+ inline int top(void) const { return _y1; }
+ inline int right(void) const { return _x2; }
+ inline int bottom(void) const { return _y2; }
+
+ inline int x(void) const { return _x1; }
+ inline int y(void) const { return _y1; }
+ void setX(int __x);
+ void setY(int __y);
+ void setPos(int __x, int __y);
+
+ inline unsigned int width(void) const { return _x2 - _x1 + 1; }
+ inline unsigned int height(void) const { return _y2 - _y1 + 1; }
+ void setWidth(unsigned int __w);
+ void setHeight(unsigned int __h);
+ void setSize(unsigned int __w, unsigned int __h);
+
+ void setRect(int __x, int __y, unsigned int __w, unsigned int __h);
+
+ void setCoords(int __l, int __t, int __r, int __b);
+
+ inline bool operator==(const Rect &a)
+ { return _x1 == a._x1 && _y1 == a._y1 && _x2 == a._x2 && _y2 == a._y2; }
+ inline bool operator!=(const Rect &a) { return ! operator==(a); }
+
+ Rect operator|(const Rect &a) const;
+ Rect operator&(const Rect &a) const;
+ inline Rect &operator|=(const Rect &a) { *this = *this | a; return *this; }
+ inline Rect &operator&=(const Rect &a) { *this = *this & a; return *this; }
+
+ inline bool valid(void) const { return _x2 > _x1 && _y2 > _y1; }
+
+ bool intersects(const Rect &a) const;
+ bool contains(int __x, int __y) const;
+ bool contains(const Rect &a) const;
+
+private:
+ int _x1, _y1, _x2, _y2;
+};
+
+typedef std::vector<Rect> RectList;
+
+}
+
+#endif // __rect_hh