otk/rect.cc (raw)
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#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(const Point &location) { _x2 += location.x() - _x1; _x1 = location.x(); _y2 += location.y() - _y1; _y1 = location.y(); } void Rect::setPos(int x, int y) { _x2 += x - _x1; _x1 = x; _y2 += y - _y1; _y1 = y; } void Rect::setWidth(int w) { _x2 = w + _x1 - 1; } void Rect::setHeight(int h) { _y2 = h + _y1 - 1; } void Rect::setSize(int w, int h) { _x2 = w + _x1 - 1; _y2 = h + _y1 - 1; } void Rect::setSize(const Point &size) { _x2 = size.x() + _x1 - 1; _y2 = size.y() + _y1 - 1; } void Rect::setRect(int x, int y, int w, int h) { *this = Rect(x, y, w, h); } void Rect::setRect(const Point &location, const Point &size) { *this = Rect(location, size); } void Rect::setCoords(int l, int t, int r, int b) { _x1 = l; _y1 = t; _x2 = r; _y2 = b; } void Rect::setCoords(const Point &tl, const Point &br) { _x1 = tl.x(); _y1 = tl.y(); _x2 = br.x(); _y2 = br.y(); } 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; } } |