diff options
author | Bjoern Michaelsen <bjoern.michaelsen@canonical.com> | 2013-04-18 18:26:28 +0200 |
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committer | Bjoern Michaelsen <bjoern.michaelsen@canonical.com> | 2013-04-23 22:20:31 +0200 |
commit | b9337e22ce1dbf2eba0e8c8db294ae99f4111f91 (patch) | |
tree | 53ee1bd3dfd213815a21579151983cb997922b05 /include/basegfx/tuple/b2i64tuple.hxx | |
parent | f4e1642a1761d5eab6ccdd89928869c2b2f1528a (diff) |
execute move of global headers
see https://gerrit.libreoffice.org/#/c/3367/
and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details
Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
Diffstat (limited to 'include/basegfx/tuple/b2i64tuple.hxx')
-rw-r--r-- | include/basegfx/tuple/b2i64tuple.hxx | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/include/basegfx/tuple/b2i64tuple.hxx b/include/basegfx/tuple/b2i64tuple.hxx new file mode 100644 index 000000000000..debb4cabe578 --- /dev/null +++ b/include/basegfx/tuple/b2i64tuple.hxx @@ -0,0 +1,305 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef _BGFX_TUPLE_B2I64TUPLE_HXX +#define _BGFX_TUPLE_B2I64TUPLE_HXX + +#include <sal/types.h> +#include <basegfx/tuple/b2dtuple.hxx> +#include <basegfx/basegfxdllapi.h> + + +namespace basegfx +{ + /** Base class for all Points/Vectors with two sal_Int64 values + + This class provides all methods common to Point + avd Vector classes which are derived from here. + + @derive Use this class to implement Points or Vectors + which are based on two sal_Int64 values + */ + class BASEGFX_DLLPUBLIC SAL_WARN_UNUSED B2I64Tuple + { + protected: + sal_Int64 mnX; + sal_Int64 mnY; + + public: + /** Create a 2D Tuple + + The tuple is initialized to (0, 0) + */ + B2I64Tuple() + : mnX(0), + mnY(0) + {} + + /** Create a 2D Tuple + + @param fX + This parameter is used to initialize the X-coordinate + of the 2D Tuple. + + @param fY + This parameter is used to initialize the Y-coordinate + of the 2D Tuple. + */ + B2I64Tuple(sal_Int64 fX, sal_Int64 fY) + : mnX( fX ), + mnY( fY ) + {} + + /** Create a copy of a 2D Tuple + + @param rTup + The 2D Tuple which will be copied. + */ + B2I64Tuple(const B2I64Tuple& rTup) + : mnX( rTup.mnX ), + mnY( rTup.mnY ) + {} + + ~B2I64Tuple() + {} + + /// Get X-Coordinate of 2D Tuple + sal_Int64 getX() const + { + return mnX; + } + + /// Get Y-Coordinate of 2D Tuple + sal_Int64 getY() const + { + return mnY; + } + + /// Set X-Coordinate of 2D Tuple + void setX(sal_Int64 fX) + { + mnX = fX; + } + + /// Set Y-Coordinate of 2D Tuple + void setY(sal_Int64 fY) + { + mnY = fY; + } + + /// Array-access to 2D Tuple + const sal_Int64& operator[] (int nPos) const + { + // Here, normally one if(...) should be used. In the assumption that + // both sal_Int64 members can be accessed as an array a shortcut is used here. + // if(0 == nPos) return mnX; return mnY; + return *((&mnX) + nPos); + } + + /// Array-access to 2D Tuple + sal_Int64& operator[] (int nPos) + { + // Here, normally one if(...) should be used. In the assumption that + // both sal_Int64 members can be accessed as an array a shortcut is used here. + // if(0 == nPos) return mnX; return mnY; + return *((&mnX) + nPos); + } + + // operators + ////////////////////////////////////////////////////////////////////// + + B2I64Tuple& operator+=( const B2I64Tuple& rTup ) + { + mnX += rTup.mnX; + mnY += rTup.mnY; + return *this; + } + + B2I64Tuple& operator-=( const B2I64Tuple& rTup ) + { + mnX -= rTup.mnX; + mnY -= rTup.mnY; + return *this; + } + + B2I64Tuple& operator/=( const B2I64Tuple& rTup ) + { + mnX /= rTup.mnX; + mnY /= rTup.mnY; + return *this; + } + + B2I64Tuple& operator*=( const B2I64Tuple& rTup ) + { + mnX *= rTup.mnX; + mnY *= rTup.mnY; + return *this; + } + + B2I64Tuple& operator*=(sal_Int64 t) + { + mnX *= t; + mnY *= t; + return *this; + } + + B2I64Tuple& operator/=(sal_Int64 t) + { + mnX /= t; + mnY /= t; + return *this; + } + + B2I64Tuple operator-(void) const + { + return B2I64Tuple(-mnX, -mnY); + } + + bool equalZero() const { return mnX == 0 && mnY == 0; } + + bool operator==( const B2I64Tuple& rTup ) const + { + return this == &rTup || (rTup.mnX == mnX && rTup.mnY == mnY); + } + + bool operator!=( const B2I64Tuple& rTup ) const + { + return !(*this == rTup); + } + + B2I64Tuple& operator=( const B2I64Tuple& rTup ) + { + mnX = rTup.mnX; + mnY = rTup.mnY; + return *this; + } + }; + + // external operators + ////////////////////////////////////////////////////////////////////////// + + inline B2I64Tuple minimum(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aMin( + (rTupB.getX() < rTupA.getX()) ? rTupB.getX() : rTupA.getX(), + (rTupB.getY() < rTupA.getY()) ? rTupB.getY() : rTupA.getY()); + return aMin; + } + + inline B2I64Tuple maximum(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aMax( + (rTupB.getX() > rTupA.getX()) ? rTupB.getX() : rTupA.getX(), + (rTupB.getY() > rTupA.getY()) ? rTupB.getY() : rTupA.getY()); + return aMax; + } + + inline B2I64Tuple absolute(const B2I64Tuple& rTup) + { + B2I64Tuple aAbs( + (0 > rTup.getX()) ? -rTup.getX() : rTup.getX(), + (0 > rTup.getY()) ? -rTup.getY() : rTup.getY()); + return aAbs; + } + + inline B2DTuple interpolate(const B2I64Tuple& rOld1, const B2I64Tuple& rOld2, double t) + { + B2DTuple aInt( + ((rOld2.getX() - rOld1.getX()) * t) + rOld1.getX(), + ((rOld2.getY() - rOld1.getY()) * t) + rOld1.getY()); + return aInt; + } + + inline B2DTuple average(const B2I64Tuple& rOld1, const B2I64Tuple& rOld2) + { + B2DTuple aAvg( + (rOld1.getX() + rOld2.getX()) * 0.5, + (rOld1.getY() + rOld2.getY()) * 0.5); + return aAvg; + } + + inline B2DTuple average(const B2I64Tuple& rOld1, const B2I64Tuple& rOld2, const B2I64Tuple& rOld3) + { + B2DTuple aAvg( + (rOld1.getX() + rOld2.getX() + rOld3.getX()) * (1.0 / 3.0), + (rOld1.getY() + rOld2.getY() + rOld3.getY()) * (1.0 / 3.0)); + return aAvg; + } + + inline B2I64Tuple operator+(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aSum(rTupA); + aSum += rTupB; + return aSum; + } + + inline B2I64Tuple operator-(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aSub(rTupA); + aSub -= rTupB; + return aSub; + } + + inline B2I64Tuple operator/(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aDiv(rTupA); + aDiv /= rTupB; + return aDiv; + } + + inline B2I64Tuple operator*(const B2I64Tuple& rTupA, const B2I64Tuple& rTupB) + { + B2I64Tuple aMul(rTupA); + aMul *= rTupB; + return aMul; + } + + inline B2I64Tuple operator*(const B2I64Tuple& rTup, sal_Int64 t) + { + B2I64Tuple aNew(rTup); + aNew *= t; + return aNew; + } + + inline B2I64Tuple operator*(sal_Int64 t, const B2I64Tuple& rTup) + { + B2I64Tuple aNew(rTup); + aNew *= t; + return aNew; + } + + inline B2I64Tuple operator/(const B2I64Tuple& rTup, sal_Int64 t) + { + B2I64Tuple aNew(rTup); + aNew /= t; + return aNew; + } + + inline B2I64Tuple operator/(sal_Int64 t, const B2I64Tuple& rTup) + { + B2I64Tuple aNew(t, t); + B2I64Tuple aTmp(rTup); + aNew /= aTmp; + return aNew; + } +} // end of namespace basegfx + +#endif /* _BGFX_TUPLE_B2I64TUPLE_HXX */ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |