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Diffstat (limited to 'drawinglayer/source/attribute/lineattribute.cxx')
-rw-r--r-- | drawinglayer/source/attribute/lineattribute.cxx | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/drawinglayer/source/attribute/lineattribute.cxx b/drawinglayer/source/attribute/lineattribute.cxx new file mode 100644 index 000000000000..baa57811f469 --- /dev/null +++ b/drawinglayer/source/attribute/lineattribute.cxx @@ -0,0 +1,185 @@ +/************************************************************************* + * + * 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_drawinglayer.hxx" + +#include <drawinglayer/attribute/lineattribute.hxx> +#include <basegfx/color/bcolor.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace attribute + { + class ImpLineAttribute + { + public: + // refcounter + sal_uInt32 mnRefCount; + + // data definitions + basegfx::BColor maColor; // color + double mfWidth; // absolute line width + basegfx::B2DLineJoin meLineJoin; // type of LineJoin + + ImpLineAttribute( + const basegfx::BColor& rColor, + double fWidth, + basegfx::B2DLineJoin aB2DLineJoin) + : mnRefCount(0), + maColor(rColor), + mfWidth(fWidth), + meLineJoin(aB2DLineJoin) + { + } + + // data read access + const basegfx::BColor& getColor() const { return maColor; } + double getWidth() const { return mfWidth; } + basegfx::B2DLineJoin getLineJoin() const { return meLineJoin; } + + bool operator==(const ImpLineAttribute& rCandidate) const + { + return (getColor() == rCandidate.getColor() + && getWidth() == rCandidate.getWidth() + && getLineJoin() == rCandidate.getLineJoin()); + } + + static ImpLineAttribute* get_global_default() + { + static ImpLineAttribute* pDefault = 0; + + if(!pDefault) + { + pDefault = new ImpLineAttribute( + basegfx::BColor(), + 0.0, + basegfx::B2DLINEJOIN_ROUND); + + // never delete; start with RefCount 1, not 0 + pDefault->mnRefCount++; + } + + return pDefault; + } + }; + + LineAttribute::LineAttribute( + const basegfx::BColor& rColor, + double fWidth, + basegfx::B2DLineJoin aB2DLineJoin) + : mpLineAttribute(new ImpLineAttribute( + rColor, fWidth, aB2DLineJoin)) + { + } + + LineAttribute::LineAttribute() + : mpLineAttribute(ImpLineAttribute::get_global_default()) + { + mpLineAttribute->mnRefCount++; + } + + LineAttribute::LineAttribute(const LineAttribute& rCandidate) + : mpLineAttribute(rCandidate.mpLineAttribute) + { + mpLineAttribute->mnRefCount++; + } + + LineAttribute::~LineAttribute() + { + if(mpLineAttribute->mnRefCount) + { + mpLineAttribute->mnRefCount--; + } + else + { + delete mpLineAttribute; + } + } + + bool LineAttribute::isDefault() const + { + return mpLineAttribute == ImpLineAttribute::get_global_default(); + } + + LineAttribute& LineAttribute::operator=(const LineAttribute& rCandidate) + { + if(rCandidate.mpLineAttribute != mpLineAttribute) + { + if(mpLineAttribute->mnRefCount) + { + mpLineAttribute->mnRefCount--; + } + else + { + delete mpLineAttribute; + } + + mpLineAttribute = rCandidate.mpLineAttribute; + mpLineAttribute->mnRefCount++; + } + + return *this; + } + + bool LineAttribute::operator==(const LineAttribute& rCandidate) const + { + if(rCandidate.mpLineAttribute == mpLineAttribute) + { + return true; + } + + if(rCandidate.isDefault() != isDefault()) + { + return false; + } + + return (*rCandidate.mpLineAttribute == *mpLineAttribute); + } + + const basegfx::BColor& LineAttribute::getColor() const + { + return mpLineAttribute->getColor(); + } + + double LineAttribute::getWidth() const + { + return mpLineAttribute->getWidth(); + } + + basegfx::B2DLineJoin LineAttribute::getLineJoin() const + { + return mpLineAttribute->getLineJoin(); + } + + } // end of namespace attribute +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof |