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Diffstat (limited to 'drawinglayer/source/attribute/linestartendattribute.cxx')
| -rw-r--r-- | drawinglayer/source/attribute/linestartendattribute.cxx | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/drawinglayer/source/attribute/linestartendattribute.cxx b/drawinglayer/source/attribute/linestartendattribute.cxx new file mode 100644 index 000000000000..05e607616bae --- /dev/null +++ b/drawinglayer/source/attribute/linestartendattribute.cxx @@ -0,0 +1,194 @@ +/************************************************************************* + * + * 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/linestartendattribute.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> +#include <basegfx/polygon/b2dpolypolygon.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace attribute + { + class ImpLineStartEndAttribute + { + public: + // refcounter + sal_uInt32 mnRefCount; + + // data definitions + double mfWidth; // absolute line StartEndGeometry base width + basegfx::B2DPolyPolygon maPolyPolygon; // the StartEndGeometry PolyPolygon + + // bitfield + unsigned mbCentered : 1; // use centered to ineStart/End point? + + ImpLineStartEndAttribute( + double fWidth, + const basegfx::B2DPolyPolygon& rPolyPolygon, + bool bCentered) + : mnRefCount(0), + mfWidth(fWidth), + maPolyPolygon(rPolyPolygon), + mbCentered(bCentered) + { + } + + // data read access + double getWidth() const { return mfWidth; } + const basegfx::B2DPolyPolygon& getB2DPolyPolygon() const { return maPolyPolygon; } + bool isCentered() const { return mbCentered; } + + bool operator==(const ImpLineStartEndAttribute& rCandidate) const + { + return (basegfx::fTools::equal(getWidth(), rCandidate.getWidth()) + && getB2DPolyPolygon() == rCandidate.getB2DPolyPolygon() + && isCentered() == rCandidate.isCentered()); + } + + static ImpLineStartEndAttribute* get_global_default() + { + static ImpLineStartEndAttribute* pDefault = 0; + + if(!pDefault) + { + pDefault = new ImpLineStartEndAttribute( + 0.0, + basegfx::B2DPolyPolygon(), + false); + + // never delete; start with RefCount 1, not 0 + pDefault->mnRefCount++; + } + + return pDefault; + } + }; + + LineStartEndAttribute::LineStartEndAttribute( + double fWidth, + const basegfx::B2DPolyPolygon& rPolyPolygon, + bool bCentered) + : mpLineStartEndAttribute(new ImpLineStartEndAttribute( + fWidth, rPolyPolygon, bCentered)) + { + } + + LineStartEndAttribute::LineStartEndAttribute() + : mpLineStartEndAttribute(ImpLineStartEndAttribute::get_global_default()) + { + mpLineStartEndAttribute->mnRefCount++; + } + + LineStartEndAttribute::LineStartEndAttribute(const LineStartEndAttribute& rCandidate) + : mpLineStartEndAttribute(rCandidate.mpLineStartEndAttribute) + { + mpLineStartEndAttribute->mnRefCount++; + } + + LineStartEndAttribute::~LineStartEndAttribute() + { + if(mpLineStartEndAttribute->mnRefCount) + { + mpLineStartEndAttribute->mnRefCount--; + } + else + { + delete mpLineStartEndAttribute; + } + } + + bool LineStartEndAttribute::isDefault() const + { + return mpLineStartEndAttribute == ImpLineStartEndAttribute::get_global_default(); + } + + LineStartEndAttribute& LineStartEndAttribute::operator=(const LineStartEndAttribute& rCandidate) + { + if(rCandidate.mpLineStartEndAttribute != mpLineStartEndAttribute) + { + if(mpLineStartEndAttribute->mnRefCount) + { + mpLineStartEndAttribute->mnRefCount--; + } + else + { + delete mpLineStartEndAttribute; + } + + mpLineStartEndAttribute = rCandidate.mpLineStartEndAttribute; + mpLineStartEndAttribute->mnRefCount++; + } + + return *this; + } + + bool LineStartEndAttribute::operator==(const LineStartEndAttribute& rCandidate) const + { + if(rCandidate.mpLineStartEndAttribute == mpLineStartEndAttribute) + { + return true; + } + + if(rCandidate.isDefault() != isDefault()) + { + return false; + } + + return (*rCandidate.mpLineStartEndAttribute == *mpLineStartEndAttribute); + } + + double LineStartEndAttribute::getWidth() const + { + return mpLineStartEndAttribute->getWidth(); + } + + const basegfx::B2DPolyPolygon& LineStartEndAttribute::getB2DPolyPolygon() const + { + return mpLineStartEndAttribute->getB2DPolyPolygon(); + } + + bool LineStartEndAttribute::isCentered() const + { + return mpLineStartEndAttribute->isCentered(); + } + + bool LineStartEndAttribute::isActive() const + { + return (0.0 != getWidth() + && 0 != getB2DPolyPolygon().count() + && 0 != getB2DPolyPolygon().getB2DPolygon(0).count()); + } + } // end of namespace attribute +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof |