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/*
* Copyright 2010 Inalogic® Inc.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Jay Taoko <jaytaoko@inalogic.com>
*
*/
#ifndef RECT_H
#define RECT_H
#include "Point.h"
#include "Size.h"
namespace nux
{
class Rect
{
public:
Rect();
Rect (int x_, int y_, int width_, int height_);
~Rect();
Rect (const Rect &r);
Rect &operator = (const Rect &r);
bool operator == (const Rect &p) const;
bool operator != (const Rect &p) const;
//! Return true is the area of this rectangle is Null.
/*!
Return true is the area of this rectangle is Null.
*/
bool IsNull() const;
bool IsInside(const Point &p) const;
Rect Intersect(const Rect &) const;
// expand the width by factor_x and the height by factor_y
void Expand (int factor_x, int factor_y);
int GetWidth() const
{
return width;
}
int GetHeight() const
{
return height;
}
//! Returns a Point at the center of the Rectangle.
Point GetCenter() const
{
return Point (x + width / 2, y + height / 2);
}
//! Returns a Point at the center of the Rectangle.
Point GetPosition()
{
return Point (x, y);
}
void SetWidth (int w)
{
width = w;
}
void SetHeight (int h)
{
height = h;
}
void SetX (int px)
{
x = px;
}
void SetY (int py)
{
y = py;
}
void Set (int px, int py, int w, int h);
void SetPosition (int px, int py);
void SetSize (int px, int py);
void OffsetSize (int dw, int dh)
{
width += dw;
height += dh;
if (width < 0)
width = 0;
if (height < 0)
height = 0;
}
void OffsetPosition (int dx, int dy)
{
x += dx;
y += dy;
}
bool IsPointInside (int dx, int dy) const;
Rect GetExpand (int dx, int dy) const;
int x, y;
int width, height;
};
}
#endif // RECT_H
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