b9042fad7c
Change-Id: I6c145e984c885c7e06caa1c27bfb354ea49ad9ce
185 lines
6.3 KiB
C++
185 lines
6.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <drawinglayer/attribute/linestartendattribute.hxx>
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#include <basegfx/polygon/b2dpolygon.hxx>
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#include <basegfx/polygon/b2dpolypolygon.hxx>
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace attribute
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{
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class ImpLineStartEndAttribute
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{
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public:
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// refcounter
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sal_uInt32 mnRefCount;
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// data definitions
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double mfWidth; // absolute line StartEndGeometry base width
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basegfx::B2DPolyPolygon maPolyPolygon; // the StartEndGeometry PolyPolygon
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// bitfield
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unsigned mbCentered : 1; // use centered to ineStart/End point?
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ImpLineStartEndAttribute(
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double fWidth,
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const basegfx::B2DPolyPolygon& rPolyPolygon,
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bool bCentered)
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: mnRefCount(0),
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mfWidth(fWidth),
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maPolyPolygon(rPolyPolygon),
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mbCentered(bCentered)
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{
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}
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// data read access
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double getWidth() const { return mfWidth; }
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const basegfx::B2DPolyPolygon& getB2DPolyPolygon() const { return maPolyPolygon; }
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bool isCentered() const { return mbCentered; }
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bool operator==(const ImpLineStartEndAttribute& rCandidate) const
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{
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return (basegfx::fTools::equal(getWidth(), rCandidate.getWidth())
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&& getB2DPolyPolygon() == rCandidate.getB2DPolyPolygon()
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&& isCentered() == rCandidate.isCentered());
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}
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static ImpLineStartEndAttribute* get_global_default()
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{
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static ImpLineStartEndAttribute* pDefault = 0;
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if(!pDefault)
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{
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pDefault = new ImpLineStartEndAttribute(
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0.0,
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basegfx::B2DPolyPolygon(),
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false);
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// never delete; start with RefCount 1, not 0
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pDefault->mnRefCount++;
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}
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return pDefault;
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}
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};
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LineStartEndAttribute::LineStartEndAttribute(
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double fWidth,
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const basegfx::B2DPolyPolygon& rPolyPolygon,
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bool bCentered)
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: mpLineStartEndAttribute(new ImpLineStartEndAttribute(
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fWidth, rPolyPolygon, bCentered))
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{
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}
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LineStartEndAttribute::LineStartEndAttribute()
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: mpLineStartEndAttribute(ImpLineStartEndAttribute::get_global_default())
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{
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mpLineStartEndAttribute->mnRefCount++;
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}
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LineStartEndAttribute::LineStartEndAttribute(const LineStartEndAttribute& rCandidate)
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: mpLineStartEndAttribute(rCandidate.mpLineStartEndAttribute)
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{
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mpLineStartEndAttribute->mnRefCount++;
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}
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LineStartEndAttribute::~LineStartEndAttribute()
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{
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if(mpLineStartEndAttribute->mnRefCount)
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{
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mpLineStartEndAttribute->mnRefCount--;
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}
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else
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{
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delete mpLineStartEndAttribute;
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}
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}
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bool LineStartEndAttribute::isDefault() const
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{
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return mpLineStartEndAttribute == ImpLineStartEndAttribute::get_global_default();
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}
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LineStartEndAttribute& LineStartEndAttribute::operator=(const LineStartEndAttribute& rCandidate)
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{
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if(rCandidate.mpLineStartEndAttribute != mpLineStartEndAttribute)
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{
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if(mpLineStartEndAttribute->mnRefCount)
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{
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mpLineStartEndAttribute->mnRefCount--;
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}
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else
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{
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delete mpLineStartEndAttribute;
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}
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mpLineStartEndAttribute = rCandidate.mpLineStartEndAttribute;
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mpLineStartEndAttribute->mnRefCount++;
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}
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return *this;
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}
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bool LineStartEndAttribute::operator==(const LineStartEndAttribute& rCandidate) const
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{
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if(rCandidate.mpLineStartEndAttribute == mpLineStartEndAttribute)
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{
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return true;
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}
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if(rCandidate.isDefault() != isDefault())
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{
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return false;
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}
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return (*rCandidate.mpLineStartEndAttribute == *mpLineStartEndAttribute);
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}
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double LineStartEndAttribute::getWidth() const
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{
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return mpLineStartEndAttribute->getWidth();
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}
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const basegfx::B2DPolyPolygon& LineStartEndAttribute::getB2DPolyPolygon() const
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{
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return mpLineStartEndAttribute->getB2DPolyPolygon();
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}
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bool LineStartEndAttribute::isCentered() const
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{
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return mpLineStartEndAttribute->isCentered();
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}
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bool LineStartEndAttribute::isActive() const
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{
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return (0.0 != getWidth()
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&& 0 != getB2DPolyPolygon().count()
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&& 0 != getB2DPolyPolygon().getB2DPolygon(0).count());
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}
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} // end of namespace attribute
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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