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/* -*- 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 .
*/
#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
com::sun::star::drawing::LineCap meLineCap; // BUTT, ROUND, or SQUARE
ImpLineAttribute(
const basegfx::BColor& rColor,
double fWidth,
basegfx::B2DLineJoin aB2DLineJoin,
com::sun::star::drawing::LineCap aLineCap)
: mnRefCount(0),
maColor(rColor),
mfWidth(fWidth),
meLineJoin(aB2DLineJoin),
meLineCap(aLineCap)
{
}
// data read access
const basegfx::BColor& getColor() const { return maColor; }
double getWidth() const { return mfWidth; }
basegfx::B2DLineJoin getLineJoin() const { return meLineJoin; }
com::sun::star::drawing::LineCap getLineCap() const { return meLineCap; }
bool operator==(const ImpLineAttribute& rCandidate) const
{
return (getColor() == rCandidate.getColor()
&& getWidth() == rCandidate.getWidth()
&& getLineJoin() == rCandidate.getLineJoin()
&& getLineCap() == rCandidate.getLineCap());
}
static ImpLineAttribute* get_global_default()
{
static ImpLineAttribute* pDefault = 0;
if(!pDefault)
{
pDefault = new ImpLineAttribute(
basegfx::BColor(),
0.0,
basegfx::B2DLINEJOIN_ROUND,
com::sun::star::drawing::LineCap_BUTT);
// never delete; start with RefCount 1, not 0
pDefault->mnRefCount++;
}
return pDefault;
}
};
LineAttribute::LineAttribute(
const basegfx::BColor& rColor,
double fWidth,
basegfx::B2DLineJoin aB2DLineJoin,
com::sun::star::drawing::LineCap aLineCap)
: mpLineAttribute(
new ImpLineAttribute(
rColor,
fWidth,
aB2DLineJoin,
aLineCap))
{
}
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();
}
com::sun::star::drawing::LineCap LineAttribute::getLineCap() const
{
return mpLineAttribute->getLineCap();
}
} // end of namespace attribute
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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