author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
Mon, 30 Mar 2009 12:54:55 +0300 | |
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permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. |
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* Copyright (C) 2005 Nokia. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef FloatPoint_h |
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#define FloatPoint_h |
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#include "FloatSize.h" |
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#include <wtf/Platform.h> |
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#if PLATFORM(CG) |
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typedef struct CGPoint CGPoint; |
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#endif |
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#if PLATFORM(MAC) |
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#ifdef NSGEOMETRY_TYPES_SAME_AS_CGGEOMETRY_TYPES |
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typedef struct CGPoint NSPoint; |
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#else |
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typedef struct _NSPoint NSPoint; |
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#endif |
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#endif |
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#if PLATFORM(QT) |
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class QPointF; |
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#endif |
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#if PLATFORM(SYMBIAN) |
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class TPoint; |
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#endif |
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namespace WebCore { |
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class AffineTransform; |
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class IntPoint; |
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class FloatPoint { |
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public: |
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FloatPoint() : m_x(0), m_y(0) { } |
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FloatPoint(float x, float y) : m_x(x), m_y(y) { } |
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FloatPoint(const IntPoint&); |
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static FloatPoint narrowPrecision(double x, double y); |
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float x() const { return m_x; } |
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float y() const { return m_y; } |
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void setX(float x) { m_x = x; } |
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void setY(float y) { m_y = y; } |
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void move(float dx, float dy) { m_x += dx; m_y += dy; } |
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#if PLATFORM(CG) |
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FloatPoint(const CGPoint&); |
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operator CGPoint() const; |
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#endif |
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#if PLATFORM(MAC) && !defined(NSGEOMETRY_TYPES_SAME_AS_CGGEOMETRY_TYPES) |
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FloatPoint(const NSPoint&); |
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operator NSPoint() const; |
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#endif |
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#if PLATFORM(QT) |
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FloatPoint(const QPointF&); |
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operator QPointF() const; |
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#endif |
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#if PLATFORM(SYMBIAN) |
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operator TPoint() const; |
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FloatPoint(const TPoint& ); |
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#endif |
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FloatPoint matrixTransform(const AffineTransform&) const; |
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private: |
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float m_x, m_y; |
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}; |
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inline FloatPoint& operator+=(FloatPoint& a, const FloatSize& b) |
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{ |
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a.move(b.width(), b.height()); |
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return a; |
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} |
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inline FloatPoint& operator-=(FloatPoint& a, const FloatSize& b) |
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{ |
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a.move(-b.width(), -b.height()); |
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return a; |
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} |
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inline FloatPoint operator+(const FloatPoint& a, const FloatSize& b) |
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{ |
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return FloatPoint(a.x() + b.width(), a.y() + b.height()); |
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} |
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inline FloatSize operator-(const FloatPoint& a, const FloatPoint& b) |
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{ |
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return FloatSize(a.x() - b.x(), a.y() - b.y()); |
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} |
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inline FloatPoint operator-(const FloatPoint& a, const FloatSize& b) |
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{ |
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return FloatPoint(a.x() - b.width(), a.y() - b.height()); |
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} |
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inline bool operator==(const FloatPoint& a, const FloatPoint& b) |
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{ |
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return a.x() == b.x() && a.y() == b.y(); |
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} |
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inline bool operator!=(const FloatPoint& a, const FloatPoint& b) |
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{ |
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return a.x() != b.x() || a.y() != b.y(); |
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} |
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} |
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#endif |