path: root/svx/source/sdr/attribute/sdrtextattribute.cxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * 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.
 *
 ************************************************************************/


#include <svx/sdr/attribute/sdrtextattribute.hxx>
#include <svx/sdr/attribute/sdrformtextattribute.hxx>
#include <svx/svdotext.hxx>
#include <editeng/outlobj.hxx>
#include <editeng/editobj.hxx>
#include <editeng/flditem.hxx>
#include <svx/sdr/properties/properties.hxx>

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

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

            // all-text attributes. The SdrText itself and a copy
            // of te OPO
            const SdrText*                      mpSdrText;
            const OutlinerParaObject*           mpOutlinerParaObject;

            // Set when it's a FormText; contains all FormText attributes
            SdrFormTextAttribute                maSdrFormTextAttribute;

            // text distances
            sal_Int32                           maTextLeftDistance;
            sal_Int32                           maTextUpperDistance;
            sal_Int32                           maTextRightDistance;
            sal_Int32                           maTextLowerDistance;

            // #i101556# use versioning from text attributes to detect changes
            sal_uInt32                          maPropertiesVersion;

            // text alignments
            SdrTextHorzAdjust                   maSdrTextHorzAdjust;
            SdrTextVertAdjust                   maSdrTextVertAdjust;

            // bitfield
            unsigned                            mbContour : 1;
            unsigned                            mbFitToSize : 1;
            unsigned                            mbAutoFit : 1;
            unsigned                            mbHideContour : 1;
            unsigned                            mbBlink : 1;
            unsigned                            mbScroll : 1;
            unsigned                            mbInEditMode : 1;
            unsigned                            mbFixedCellHeight : 1;
            unsigned                            mbWrongSpell : 1;

        public:
            ImpSdrTextAttribute(
                const SdrText* pSdrText,
                const OutlinerParaObject& rOutlinerParaObject,
                XFormTextStyle eFormTextStyle,
                sal_Int32 aTextLeftDistance,
                sal_Int32 aTextUpperDistance,
                sal_Int32 aTextRightDistance,
                sal_Int32 aTextLowerDistance,
                SdrTextHorzAdjust aSdrTextHorzAdjust,
                SdrTextVertAdjust aSdrTextVertAdjust,
                bool bContour,
                bool bFitToSize,
                bool bAutoFit,
                bool bHideContour,
                bool bBlink,
                bool bScroll,
                bool bInEditMode,
                bool bFixedCellHeight,
                bool bWrongSpell)
            :   mnRefCount(0),
                mpSdrText(pSdrText),
                mpOutlinerParaObject(new OutlinerParaObject(rOutlinerParaObject)),
                maSdrFormTextAttribute(),
                maTextLeftDistance(aTextLeftDistance),
                maTextUpperDistance(aTextUpperDistance),
                maTextRightDistance(aTextRightDistance),
                maTextLowerDistance(aTextLowerDistance),
                maPropertiesVersion(0),
                maSdrTextHorzAdjust(aSdrTextHorzAdjust),
                maSdrTextVertAdjust(aSdrTextVertAdjust),
                mbContour(bContour),
                mbFitToSize(bFitToSize),
                mbAutoFit(bAutoFit),
                mbHideContour(bHideContour),
                mbBlink(bBlink),
                mbScroll(bScroll),
                mbInEditMode(bInEditMode),
                mbFixedCellHeight(bFixedCellHeight),
                mbWrongSpell(bWrongSpell)
            {
                if(pSdrText)
                {
                    if(XFT_NONE != eFormTextStyle)
                    {
                        // text on path. Create FormText attribute
                        const SfxItemSet& rSet = pSdrText->GetItemSet();
                        maSdrFormTextAttribute = SdrFormTextAttribute(rSet);
                    }

                    // #i101556# init with version number to detect changes of single text
                    // attribute and/or style sheets in primitive data without having to
                    // copy that data locally (which would be better from principle)
                    maPropertiesVersion = pSdrText->GetObject().GetProperties().getVersion();
                }
            }

            ImpSdrTextAttribute()
            :   mnRefCount(0),
                mpSdrText(0),
                mpOutlinerParaObject(0),
                maSdrFormTextAttribute(),
                maTextLeftDistance(0),
                maTextUpperDistance(0),
                maTextRightDistance(0),
                maTextLowerDistance(0),
                maPropertiesVersion(0),
                maSdrTextHorzAdjust(SDRTEXTHORZADJUST_LEFT),
                maSdrTextVertAdjust(SDRTEXTVERTADJUST_TOP),
                mbContour(false),
                mbFitToSize(false),
                mbAutoFit(false),
                mbHideContour(false),
                mbBlink(false),
                mbScroll(false),
                mbInEditMode(false),
                mbFixedCellHeight(false),
                mbWrongSpell(false)
            {
            }

            ~ImpSdrTextAttribute()
            {
                if(mpOutlinerParaObject)
                {
                    delete mpOutlinerParaObject;
                }
            }

            // data read access
            const SdrText& getSdrText() const
            {
                OSL_ENSURE(mpSdrText, "Access to text of default version of ImpSdrTextAttribute (!)");
                return *mpSdrText;
            }
            const OutlinerParaObject& getOutlinerParaObject() const
            {
                OSL_ENSURE(mpOutlinerParaObject, "Access to OutlinerParaObject of default version of ImpSdrTextAttribute (!)");
                return *mpOutlinerParaObject;
            }
            bool isContour() const { return mbContour; }
            bool isFitToSize() const { return mbFitToSize; }
            bool isAutoFit() const { return mbAutoFit; }
            bool isHideContour() const { return mbHideContour; }
            bool isBlink() const { return mbBlink; }
            bool isScroll() const { return mbScroll; }
            bool isInEditMode() const { return mbInEditMode; }
            bool isFixedCellHeight() const { return mbFixedCellHeight; }
            bool isWrongSpell() const { return mbWrongSpell; }
            const SdrFormTextAttribute& getSdrFormTextAttribute() const { return maSdrFormTextAttribute; }
            sal_Int32 getTextLeftDistance() const { return maTextLeftDistance; }
            sal_Int32 getTextUpperDistance() const { return maTextUpperDistance; }
            sal_Int32 getTextRightDistance() const { return maTextRightDistance; }
            sal_Int32 getTextLowerDistance() const { return maTextLowerDistance; }
            sal_uInt32 getPropertiesVersion() const { return maPropertiesVersion; }
            SdrTextHorzAdjust getSdrTextHorzAdjust() const { return maSdrTextHorzAdjust; }
            SdrTextVertAdjust getSdrTextVertAdjust() const { return maSdrTextVertAdjust; }

            // compare operator
            bool operator==(const ImpSdrTextAttribute& rCandidate) const
            {
                if(mpOutlinerParaObject != rCandidate.mpOutlinerParaObject)
                {
                    if(mpOutlinerParaObject && rCandidate.mpOutlinerParaObject)
                    {
                        // compares OPO and it's contents, but traditionally not the RedLining
                        // which is not seen as model, but as temporary information
                        if(!(getOutlinerParaObject() == rCandidate.getOutlinerParaObject()))
                        {
                            return false;
                        }

                        // #i102062# for primitive visualisation, the WrongList (SpellChecking)
                        // is important, too, so use isWrongListEqual since there is no WrongList
                        // comparison in the regular OutlinerParaObject compare (since it's
                        // not-persistent data)
                        if(!(getOutlinerParaObject().isWrongListEqual(rCandidate.getOutlinerParaObject())))
                        {
                            return false;
                        }
                    }
                    else
                    {
                        // only one is zero; not equal
                        return false;
                    }
                }

                return (
                       getSdrFormTextAttribute() == rCandidate.getSdrFormTextAttribute()
                    && getTextLeftDistance() == rCandidate.getTextLeftDistance()
                    && getTextUpperDistance() == rCandidate.getTextUpperDistance()
                    && getTextRightDistance() == rCandidate.getTextRightDistance()
                    && getTextLowerDistance() == rCandidate.getTextLowerDistance()
                    && getPropertiesVersion() == rCandidate.getPropertiesVersion()

                    && getSdrTextHorzAdjust() == rCandidate.getSdrTextHorzAdjust()
                    && getSdrTextVertAdjust() == rCandidate.getSdrTextVertAdjust()

                    && isContour() == rCandidate.isContour()
                    && isFitToSize() == rCandidate.isFitToSize()
                    && isAutoFit() == rCandidate.isAutoFit()
                    && isHideContour() == rCandidate.isHideContour()
                    && isBlink() == rCandidate.isBlink()
                    && isScroll() == rCandidate.isScroll()
                    && isInEditMode() == rCandidate.isInEditMode()
                    && isFixedCellHeight() == rCandidate.isFixedCellHeight()
                    && isWrongSpell() == rCandidate.isWrongSpell());
            }

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

                if(!pDefault)
                {
                    // use default constructor
                    pDefault = new ImpSdrTextAttribute();

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

                return pDefault;
            }
        };

        SdrTextAttribute::SdrTextAttribute(
            const SdrText& rSdrText,
            const OutlinerParaObject& rOutlinerParaObject,
            XFormTextStyle eFormTextStyle,
            sal_Int32 aTextLeftDistance,
            sal_Int32 aTextUpperDistance,
            sal_Int32 aTextRightDistance,
            sal_Int32 aTextLowerDistance,
            SdrTextHorzAdjust aSdrTextHorzAdjust,
            SdrTextVertAdjust aSdrTextVertAdjust,
            bool bContour,
            bool bFitToSize,
            bool bAutoFit,
            bool bHideContour,
            bool bBlink,
            bool bScroll,
            bool bInEditMode,
            bool bFixedCellHeight,
            bool bWrongSpell)
        :   mpSdrTextAttribute(new ImpSdrTextAttribute(
                &rSdrText, rOutlinerParaObject, eFormTextStyle, aTextLeftDistance, aTextUpperDistance,
                aTextRightDistance, aTextLowerDistance, aSdrTextHorzAdjust, aSdrTextVertAdjust, bContour,
                bFitToSize, bAutoFit, bHideContour, bBlink, bScroll, bInEditMode, bFixedCellHeight, bWrongSpell))
        {
        }

        SdrTextAttribute::SdrTextAttribute()
        :   mpSdrTextAttribute(ImpSdrTextAttribute::get_global_default())
        {
            mpSdrTextAttribute->mnRefCount++;
        }

        SdrTextAttribute::SdrTextAttribute(const SdrTextAttribute& rCandidate)
        :   mpSdrTextAttribute(rCandidate.mpSdrTextAttribute)
        {
            mpSdrTextAttribute->mnRefCount++;
        }

        SdrTextAttribute::~SdrTextAttribute()
        {
            if(mpSdrTextAttribute->mnRefCount)
            {
                mpSdrTextAttribute->mnRefCount--;
            }
            else
            {
                delete mpSdrTextAttribute;
            }
        }

        bool SdrTextAttribute::isDefault() const
        {
            return mpSdrTextAttribute == ImpSdrTextAttribute::get_global_default();
        }

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

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

            return *this;
        }

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

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

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

        const SdrText& SdrTextAttribute::getSdrText() const
        {
            return mpSdrTextAttribute->getSdrText();
        }

        const OutlinerParaObject& SdrTextAttribute::getOutlinerParaObject() const
        {
            return mpSdrTextAttribute->getOutlinerParaObject();
        }

        bool SdrTextAttribute::isContour() const
        {
            return mpSdrTextAttribute->isContour();
        }

        bool SdrTextAttribute::isFitToSize() const
        {
            return mpSdrTextAttribute->isFitToSize();
        }

        bool SdrTextAttribute::isAutoFit() const
        {
            return mpSdrTextAttribute->isAutoFit();
        }

        bool SdrTextAttribute::isHideContour() const
        {
            return mpSdrTextAttribute->isHideContour();
        }

        bool SdrTextAttribute::isBlink() const
        {
            return mpSdrTextAttribute->isBlink();
        }

        bool SdrTextAttribute::isScroll() const
        {
            return mpSdrTextAttribute->isScroll();
        }

        bool SdrTextAttribute::isInEditMode() const
        {
            return mpSdrTextAttribute->isInEditMode();
        }

        bool SdrTextAttribute::isFixedCellHeight() const
        {
            return mpSdrTextAttribute->isFixedCellHeight();
        }

        const SdrFormTextAttribute& SdrTextAttribute::getSdrFormTextAttribute() const
        {
            return mpSdrTextAttribute->getSdrFormTextAttribute();
        }

        sal_Int32 SdrTextAttribute::getTextLeftDistance() const
        {
            return mpSdrTextAttribute->getTextLeftDistance();
        }

        sal_Int32 SdrTextAttribute::getTextUpperDistance() const
        {
            return mpSdrTextAttribute->getTextUpperDistance();
        }

        sal_Int32 SdrTextAttribute::getTextRightDistance() const
        {
            return mpSdrTextAttribute->getTextRightDistance();
        }

        sal_Int32 SdrTextAttribute::getTextLowerDistance() const
        {
            return mpSdrTextAttribute->getTextLowerDistance();
        }

        SdrTextHorzAdjust SdrTextAttribute::getSdrTextHorzAdjust() const
        {
            return mpSdrTextAttribute->getSdrTextHorzAdjust();
        }

        SdrTextVertAdjust SdrTextAttribute::getSdrTextVertAdjust() const
        {
            return mpSdrTextAttribute->getSdrTextVertAdjust();
        }

        void SdrTextAttribute::getBlinkTextTiming(drawinglayer::animation::AnimationEntryList& rAnimList) const
        {
            if(isBlink())
            {
                getSdrText().GetObject().impGetBlinkTextTiming(rAnimList);
            }
        }

        void SdrTextAttribute::getScrollTextTiming(drawinglayer::animation::AnimationEntryList& rAnimList, double fFrameLength, double fTextLength) const
        {
            if(isScroll())
            {
                getSdrText().GetObject().impGetScrollTextTiming(rAnimList, fFrameLength, fTextLength);
            }
        }
    } // end of namespace attribute
} // end of namespace drawinglayer

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */