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Diffstat (limited to 'basegfx/source/tuple/b2ituple.cxx')
-rw-r--r-- | basegfx/source/tuple/b2ituple.cxx | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/basegfx/source/tuple/b2ituple.cxx b/basegfx/source/tuple/b2ituple.cxx new file mode 100644 index 000000000000..eb9888f11ecb --- /dev/null +++ b/basegfx/source/tuple/b2ituple.cxx @@ -0,0 +1,153 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_basegfx.hxx" +#include <basegfx/tuple/b2ituple.hxx> +#include <basegfx/tuple/b2dtuple.hxx> +#include <rtl/instance.hxx> + +namespace { struct EmptyTuple : public rtl::Static<basegfx::B2ITuple, EmptyTuple> {}; } + +namespace basegfx +{ + const B2ITuple& B2ITuple::getEmptyTuple() + { + return EmptyTuple::get(); + } + + // external operators + ////////////////////////////////////////////////////////////////////////// + + B2ITuple minimum(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aMin( + (rTupB.getX() < rTupA.getX()) ? rTupB.getX() : rTupA.getX(), + (rTupB.getY() < rTupA.getY()) ? rTupB.getY() : rTupA.getY()); + return aMin; + } + + B2ITuple maximum(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aMax( + (rTupB.getX() > rTupA.getX()) ? rTupB.getX() : rTupA.getX(), + (rTupB.getY() > rTupA.getY()) ? rTupB.getY() : rTupA.getY()); + return aMax; + } + + B2ITuple absolute(const B2ITuple& rTup) + { + B2ITuple aAbs( + (0 > rTup.getX()) ? -rTup.getX() : rTup.getX(), + (0 > rTup.getY()) ? -rTup.getY() : rTup.getY()); + return aAbs; + } + + B2DTuple interpolate(const B2ITuple& rOld1, const B2ITuple& rOld2, double t) + { + B2DTuple aInt( + ((rOld2.getX() - rOld1.getX()) * t) + rOld1.getX(), + ((rOld2.getY() - rOld1.getY()) * t) + rOld1.getY()); + return aInt; + } + + B2DTuple average(const B2ITuple& rOld1, const B2ITuple& rOld2) + { + B2DTuple aAvg( + (rOld1.getX() + rOld2.getX()) * 0.5, + (rOld1.getY() + rOld2.getY()) * 0.5); + return aAvg; + } + + B2DTuple average(const B2ITuple& rOld1, const B2ITuple& rOld2, const B2ITuple& 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; + } + + B2ITuple operator+(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aSum(rTupA); + aSum += rTupB; + return aSum; + } + + B2ITuple operator-(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aSub(rTupA); + aSub -= rTupB; + return aSub; + } + + B2ITuple operator/(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aDiv(rTupA); + aDiv /= rTupB; + return aDiv; + } + + B2ITuple operator*(const B2ITuple& rTupA, const B2ITuple& rTupB) + { + B2ITuple aMul(rTupA); + aMul *= rTupB; + return aMul; + } + + B2ITuple operator*(const B2ITuple& rTup, sal_Int32 t) + { + B2ITuple aNew(rTup); + aNew *= t; + return aNew; + } + + B2ITuple operator*(sal_Int32 t, const B2ITuple& rTup) + { + B2ITuple aNew(rTup); + aNew *= t; + return aNew; + } + + B2ITuple operator/(const B2ITuple& rTup, sal_Int32 t) + { + B2ITuple aNew(rTup); + aNew /= t; + return aNew; + } + + B2ITuple operator/(sal_Int32 t, const B2ITuple& rTup) + { + B2ITuple aNew(t, t); + B2ITuple aTmp(rTup); + aNew /= aTmp; + return aNew; + } + +} // end of namespace basegfx + +// eof |