xref: /aoo42x/main/drawinglayer/source/attribute/sdrlinestartendattribute.cxx (revision cdf0e10c)

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: sdrattribute.cxx,v $
 *
 *  $Revision: 1.5 $
 *
 *  last change: $Author: aw $ $Date: 2008-05-27 14:11:19 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"

#include <drawinglayer/attribute/sdrlinestartendattribute.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>

//////////////////////////////////////////////////////////////////////////////

namespace drawinglayer
{
	namespace attribute
	{
		class ImpSdrLineStartEndAttribute
		{
		public:
			// refcounter
			sal_uInt32								mnRefCount;

			// line arrow definitions
			basegfx::B2DPolyPolygon					maStartPolyPolygon;		// start Line PolyPolygon
			basegfx::B2DPolyPolygon					maEndPolyPolygon;		// end Line PolyPolygon
			double									mfStartWidth;			// 1/100th mm
			double									mfEndWidth;				// 1/100th mm

			// bitfield
			unsigned								mbStartActive : 1L;		// start of Line is active
			unsigned								mbEndActive : 1L;		// end of Line is active
			unsigned								mbStartCentered : 1L;	// Line is centered on line start point
			unsigned								mbEndCentered : 1L;		// Line is centered on line end point

			ImpSdrLineStartEndAttribute(
				const basegfx::B2DPolyPolygon& rStartPolyPolygon,
                const basegfx::B2DPolyPolygon& rEndPolyPolygon,
				double fStartWidth,
                double fEndWidth,
                bool bStartActive,
                bool bEndActive,
                bool bStartCentered,
                bool bEndCentered)
			:	mnRefCount(0),
		    	maStartPolyPolygon(rStartPolyPolygon),
			    maEndPolyPolygon(rEndPolyPolygon),
			    mfStartWidth(fStartWidth),
			    mfEndWidth(fEndWidth),
			    mbStartActive(bStartActive),
			    mbEndActive(bEndActive),
			    mbStartCentered(bStartCentered),
			    mbEndCentered(bEndCentered)
		    {
		    }

			// data read access
			const basegfx::B2DPolyPolygon& getStartPolyPolygon() const { return maStartPolyPolygon; }
			const basegfx::B2DPolyPolygon& getEndPolyPolygon() const { return maEndPolyPolygon; }
			double getStartWidth() const { return mfStartWidth; }
			double getEndWidth() const { return mfEndWidth; }
			bool isStartActive() const { return mbStartActive; }
			bool isEndActive() const { return mbEndActive; }
			bool isStartCentered() const { return mbStartCentered; }
			bool isEndCentered() const { return mbEndCentered; }

            bool operator==(const ImpSdrLineStartEndAttribute& rCandidate) const
            {
			    return (getStartPolyPolygon() == rCandidate.getStartPolyPolygon()
				    && getEndPolyPolygon() == rCandidate.getEndPolyPolygon()
				    && getStartWidth() == rCandidate.getStartWidth()
				    && getEndWidth() == rCandidate.getEndWidth()
                    && isStartActive() == rCandidate.isStartActive()
				    && isEndActive() == rCandidate.isEndActive()
				    && isStartCentered() == rCandidate.isStartCentered()
				    && isEndCentered() == rCandidate.isEndCentered());
            }

            static ImpSdrLineStartEndAttribute* get_global_default()
            {
                static ImpSdrLineStartEndAttribute* pDefault = 0;

                if(!pDefault)
                {
                    pDefault = new ImpSdrLineStartEndAttribute(
			            basegfx::B2DPolyPolygon(),
                        basegfx::B2DPolyPolygon(),
			            0.0,
                        0.0,
                        false,
                        false,
                        false,
                        false);

                    // never delete; start with RefCount 1, not 0
    			    pDefault->mnRefCount++;
                }

                return pDefault;
            }
		};

        SdrLineStartEndAttribute::SdrLineStartEndAttribute(
			const basegfx::B2DPolyPolygon& rStartPolyPolygon,
            const basegfx::B2DPolyPolygon& rEndPolyPolygon,
			double fStartWidth,
            double fEndWidth,
            bool bStartActive,
            bool bEndActive,
            bool bStartCentered,
            bool bEndCentered)
		:	mpSdrLineStartEndAttribute(new ImpSdrLineStartEndAttribute(
                rStartPolyPolygon, rEndPolyPolygon, fStartWidth, fEndWidth, bStartActive, bEndActive, bStartCentered, bEndCentered))
		{
		}

		SdrLineStartEndAttribute::SdrLineStartEndAttribute()
        :	mpSdrLineStartEndAttribute(ImpSdrLineStartEndAttribute::get_global_default())
		{
			mpSdrLineStartEndAttribute->mnRefCount++;
		}

        SdrLineStartEndAttribute::SdrLineStartEndAttribute(const SdrLineStartEndAttribute& rCandidate)
		:	mpSdrLineStartEndAttribute(rCandidate.mpSdrLineStartEndAttribute)
		{
			mpSdrLineStartEndAttribute->mnRefCount++;
		}

		SdrLineStartEndAttribute::~SdrLineStartEndAttribute()
		{
			if(mpSdrLineStartEndAttribute->mnRefCount)
			{
				mpSdrLineStartEndAttribute->mnRefCount--;
			}
			else
			{
				delete mpSdrLineStartEndAttribute;
			}
		}

        bool SdrLineStartEndAttribute::isDefault() const
        {
            return mpSdrLineStartEndAttribute == ImpSdrLineStartEndAttribute::get_global_default();
        }

        SdrLineStartEndAttribute& SdrLineStartEndAttribute::operator=(const SdrLineStartEndAttribute& rCandidate)
		{
			if(rCandidate.mpSdrLineStartEndAttribute != mpSdrLineStartEndAttribute)
			{
				if(mpSdrLineStartEndAttribute->mnRefCount)
				{
					mpSdrLineStartEndAttribute->mnRefCount--;
				}
				else
				{
					delete mpSdrLineStartEndAttribute;
				}

				mpSdrLineStartEndAttribute = rCandidate.mpSdrLineStartEndAttribute;
				mpSdrLineStartEndAttribute->mnRefCount++;
			}

			return *this;
		}

		bool SdrLineStartEndAttribute::operator==(const SdrLineStartEndAttribute& rCandidate) const
		{
			if(rCandidate.mpSdrLineStartEndAttribute == mpSdrLineStartEndAttribute)
			{
				return true;
			}

			if(rCandidate.isDefault() != isDefault())
			{
				return false;
			}

			return (*rCandidate.mpSdrLineStartEndAttribute == *mpSdrLineStartEndAttribute);
		}

		const basegfx::B2DPolyPolygon& SdrLineStartEndAttribute::getStartPolyPolygon() const
        {
            return mpSdrLineStartEndAttribute->getStartPolyPolygon();
        }

        const basegfx::B2DPolyPolygon& SdrLineStartEndAttribute::getEndPolyPolygon() const
        {
            return mpSdrLineStartEndAttribute->getEndPolyPolygon();
        }

        double SdrLineStartEndAttribute::getStartWidth() const
        {
            return mpSdrLineStartEndAttribute->getStartWidth();
        }

        double SdrLineStartEndAttribute::getEndWidth() const
        {
            return mpSdrLineStartEndAttribute->getEndWidth();
        }

        bool SdrLineStartEndAttribute::isStartActive() const
        {
            return mpSdrLineStartEndAttribute->isStartActive();
        }

        bool SdrLineStartEndAttribute::isEndActive() const
        {
            return mpSdrLineStartEndAttribute->isEndActive();
        }

        bool SdrLineStartEndAttribute::isStartCentered() const
        {
            return mpSdrLineStartEndAttribute->isStartCentered();
        }

        bool SdrLineStartEndAttribute::isEndCentered() const
        {
            return mpSdrLineStartEndAttribute->isEndCentered();
        }
    } // end of namespace attribute
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////
// eof