frodo-wii/Src/gui/guichan/rectangle.cpp
2009-11-10 06:12:10 +00:00

134 lines
3.9 KiB
C++

/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
*
*
* Per Larsson a.k.a finalman
* Olof Naessén a.k.a jansem/yakslem
*
* Visit: http://guichan.sourceforge.net
*
* License: (BSD)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Guichan nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* For comments regarding functions please see the header file.
*/
#include "guichan/rectangle.hpp"
namespace gcn
{
Rectangle::Rectangle()
: x(0),
y(0),
width(0),
height(0)
{
}
Rectangle::Rectangle(int x_, int y_, int width_, int height_)
: x(x_),
y(y_),
width(width_),
height(height_)
{
}
void Rectangle::setAll(int x_, int y_, int width_, int height_)
{
x = x_;
y = y_;
width = width_;
height = height_;
}
bool Rectangle::isIntersecting(const Rectangle& rectangle) const
{
int x_ = x;
int y_ = y;
int width_ = width;
int height_ = height;
x_ -= rectangle.x;
y_ -= rectangle.y;
if (x_ < 0)
{
width_ += x_;
x_ = 0;
}
else if (x_ + width_ > rectangle.width)
{
width_ = rectangle.width - x_;
}
if (y_ < 0)
{
height_ += y_;
y_ = 0;
}
else if (y_ + height_ > rectangle.height)
{
height_ = rectangle.height - y_;
}
if (width_ <= 0 || height_ <= 0)
{
return false;
}
return true;
}
bool Rectangle::isPointInRect(int x_, int y_) const
{
return x_ >= x
&& y_ >= y
&& x_ < x + width
&& y_ < y + height;
}
std::ostream& operator<<(std::ostream& out,
const Rectangle& rectangle)
{
out << "Rectangle [x = " << rectangle.x
<< ", y = " << rectangle.y
<< ", width = " << rectangle.width
<< ", height = " << rectangle.height
<< "]";
return out;
}
}