mirror of
https://bitbucket.org/smil3y/kdelibs.git
synced 2025-02-25 11:22:50 +00:00
116 lines
3.2 KiB
C++
116 lines
3.2 KiB
C++
/*
|
|
* Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
|
|
* Copyright (C) 2005 Nokia. All rights reserved.
|
|
*
|
|
* 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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.
|
|
*/
|
|
|
|
#ifndef FloatPoint_h
|
|
#define FloatPoint_h
|
|
|
|
#include "FloatSize.h"
|
|
#include <wtf/Platform.h>
|
|
|
|
#include "qglobal.h"
|
|
QT_BEGIN_NAMESPACE
|
|
class QPointF;
|
|
QT_END_NAMESPACE
|
|
|
|
#if PLATFORM(SYMBIAN)
|
|
class TPoint;
|
|
#endif
|
|
|
|
namespace WebCore {
|
|
|
|
class AffineTransform;
|
|
class IntPoint;
|
|
|
|
class FloatPoint {
|
|
public:
|
|
FloatPoint() : m_x(0), m_y(0) { }
|
|
FloatPoint(float x, float y) : m_x(x), m_y(y) { }
|
|
FloatPoint(const IntPoint&);
|
|
|
|
static FloatPoint narrowPrecision(double x, double y);
|
|
|
|
float x() const { return m_x; }
|
|
float y() const { return m_y; }
|
|
|
|
void setX(float x) { m_x = x; }
|
|
void setY(float y) { m_y = y; }
|
|
void move(float dx, float dy) { m_x += dx; m_y += dy; }
|
|
|
|
FloatPoint(const QPointF&);
|
|
operator QPointF() const;
|
|
|
|
#if PLATFORM(SYMBIAN)
|
|
operator TPoint() const;
|
|
FloatPoint(const TPoint& );
|
|
#endif
|
|
|
|
FloatPoint matrixTransform(const AffineTransform&) const;
|
|
|
|
private:
|
|
float m_x, m_y;
|
|
};
|
|
|
|
|
|
inline FloatPoint& operator+=(FloatPoint& a, const FloatSize& b)
|
|
{
|
|
a.move(b.width(), b.height());
|
|
return a;
|
|
}
|
|
|
|
inline FloatPoint& operator-=(FloatPoint& a, const FloatSize& b)
|
|
{
|
|
a.move(-b.width(), -b.height());
|
|
return a;
|
|
}
|
|
|
|
inline FloatPoint operator+(const FloatPoint& a, const FloatSize& b)
|
|
{
|
|
return FloatPoint(a.x() + b.width(), a.y() + b.height());
|
|
}
|
|
|
|
inline FloatSize operator-(const FloatPoint& a, const FloatPoint& b)
|
|
{
|
|
return FloatSize(a.x() - b.x(), a.y() - b.y());
|
|
}
|
|
|
|
inline FloatPoint operator-(const FloatPoint& a, const FloatSize& b)
|
|
{
|
|
return FloatPoint(a.x() - b.width(), a.y() - b.height());
|
|
}
|
|
|
|
inline bool operator==(const FloatPoint& a, const FloatPoint& b)
|
|
{
|
|
return a.x() == b.x() && a.y() == b.y();
|
|
}
|
|
|
|
inline bool operator!=(const FloatPoint& a, const FloatPoint& b)
|
|
{
|
|
return a.x() != b.x() || a.y() != b.y();
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|