xref: /AOO41X/main/svx/source/svdraw/svdotextdecomposition.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)

/*************************************************************************
 *
 * 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_svx.hxx"

#include <svx/svdotext.hxx>
#include <svx/svdoutl.hxx>
#include <basegfx/vector/b2dvector.hxx>
#include <svx/sdr/primitive2d/sdrtextprimitive2d.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx>
#include <basegfx/range/b2drange.hxx>
#include <editeng/editstat.hxx>
#include <vcl/salbtype.hxx>
#include <svx/sdtfchim.hxx>
#include <svl/itemset.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <drawinglayer/animation/animationtiming.hxx>
#include <basegfx/color/bcolor.hxx>
#include <vcl/svapp.hxx>
#include <editeng/eeitemid.hxx>
#include <editeng/escpitem.hxx>
#include <editeng/svxenum.hxx>
#include <editeng/flditem.hxx>
#include <drawinglayer/primitive2d/texthierarchyprimitive2d.hxx>
#include <vcl/metaact.hxx>
#include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx>
#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
#include <svx/unoapi.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <editeng/outlobj.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>

//////////////////////////////////////////////////////////////////////////////
// helpers

namespace
{
    drawinglayer::primitive2d::Primitive2DSequence impConvertVectorToPrimitive2DSequence(const std::vector< drawinglayer::primitive2d::BasePrimitive2D* >& rPrimitiveVector)
    {
        const sal_Int32 nCount(rPrimitiveVector.size());
        drawinglayer::primitive2d::Primitive2DSequence aRetval(nCount);

        for(sal_Int32 a(0L); a < nCount; a++)
        {
            aRetval[a] = drawinglayer::primitive2d::Primitive2DReference(rPrimitiveVector[a]);
        }

        return aRetval;
    }

    class impTextBreakupHandler
    {
    private:
        std::vector< drawinglayer::primitive2d::BasePrimitive2D* >  maTextPortionPrimitives;
        std::vector< drawinglayer::primitive2d::BasePrimitive2D* >  maLinePrimitives;
        std::vector< drawinglayer::primitive2d::BasePrimitive2D* >  maParagraphPrimitives;

        SdrOutliner&                                                mrOutliner;
        basegfx::B2DHomMatrix                                       maNewTransformA;
        basegfx::B2DHomMatrix                                       maNewTransformB;

        // the visible area for contour text decomposition
        basegfx::B2DVector                                          maScale;

        // #SJ# ClipRange for BlockText decomposition; only text portions completely
        // inside are to be accepted, so this is different from geometric clipping
        // (which would allow e.g. upper parts of portions to remain). Only used for
        // BlockText (see there)
        basegfx::B2DRange                                           maClipRange;

        DECL_LINK(decomposeContourTextPrimitive, DrawPortionInfo* );
        DECL_LINK(decomposeBlockTextPrimitive, DrawPortionInfo* );
        DECL_LINK(decomposeStretchTextPrimitive, DrawPortionInfo* );

        DECL_LINK(decomposeContourBulletPrimitive, DrawBulletInfo* );
        DECL_LINK(decomposeBlockBulletPrimitive, DrawBulletInfo* );
        DECL_LINK(decomposeStretchBulletPrimitive, DrawBulletInfo* );

        bool impIsUnderlineAbove(const Font& rFont) const;
        void impCreateTextPortionPrimitive(const DrawPortionInfo& rInfo);
        drawinglayer::primitive2d::BasePrimitive2D* impCheckFieldPrimitive(drawinglayer::primitive2d::BasePrimitive2D* pPrimitive, const DrawPortionInfo& rInfo) const;
        void impFlushTextPortionPrimitivesToLinePrimitives();
        void impFlushLinePrimitivesToParagraphPrimitives();
        void impHandleDrawPortionInfo(const DrawPortionInfo& rInfo);
        void impHandleDrawBulletInfo(const DrawBulletInfo& rInfo);

    public:
        impTextBreakupHandler(SdrOutliner& rOutliner)
        :   maTextPortionPrimitives(),
            maLinePrimitives(),
            maParagraphPrimitives(),
            mrOutliner(rOutliner),
            maNewTransformA(),
            maNewTransformB(),
            maScale(),
            maClipRange()
        {
        }

        void decomposeContourTextPrimitive(const basegfx::B2DHomMatrix& rNewTransformA, const basegfx::B2DHomMatrix& rNewTransformB, const basegfx::B2DVector& rScale)
        {
            maScale = rScale;
            maNewTransformA = rNewTransformA;
            maNewTransformB = rNewTransformB;
            mrOutliner.SetDrawPortionHdl(LINK(this, impTextBreakupHandler, decomposeContourTextPrimitive));
            mrOutliner.SetDrawBulletHdl(LINK(this, impTextBreakupHandler, decomposeContourBulletPrimitive));
            mrOutliner.StripPortions();
            mrOutliner.SetDrawPortionHdl(Link());
            mrOutliner.SetDrawBulletHdl(Link());
        }

        void decomposeBlockTextPrimitive(
            const basegfx::B2DHomMatrix& rNewTransformA,
            const basegfx::B2DHomMatrix& rNewTransformB,
            const basegfx::B2DRange& rClipRange)
        {
            maNewTransformA = rNewTransformA;
            maNewTransformB = rNewTransformB;
            maClipRange = rClipRange;
            mrOutliner.SetDrawPortionHdl(LINK(this, impTextBreakupHandler, decomposeBlockTextPrimitive));
            mrOutliner.SetDrawBulletHdl(LINK(this, impTextBreakupHandler, decomposeBlockBulletPrimitive));
            mrOutliner.StripPortions();
            mrOutliner.SetDrawPortionHdl(Link());
            mrOutliner.SetDrawBulletHdl(Link());
        }

        void decomposeStretchTextPrimitive(const basegfx::B2DHomMatrix& rNewTransformA, const basegfx::B2DHomMatrix& rNewTransformB)
        {
            maNewTransformA = rNewTransformA;
            maNewTransformB = rNewTransformB;
            mrOutliner.SetDrawPortionHdl(LINK(this, impTextBreakupHandler, decomposeStretchTextPrimitive));
            mrOutliner.SetDrawBulletHdl(LINK(this, impTextBreakupHandler, decomposeStretchBulletPrimitive));
            mrOutliner.StripPortions();
            mrOutliner.SetDrawPortionHdl(Link());
            mrOutliner.SetDrawBulletHdl(Link());
        }

        drawinglayer::primitive2d::Primitive2DSequence getPrimitive2DSequence();
    };

    bool impTextBreakupHandler::impIsUnderlineAbove(const Font& rFont) const
    {
        if(!rFont.IsVertical())
        {
            return false;
        }

        if((LANGUAGE_JAPANESE == rFont.GetLanguage()) || (LANGUAGE_JAPANESE == rFont.GetCJKContextLanguage()))
        {
            // the underline is right for Japanese only
            return true;
        }

        return false;
    }

    void impTextBreakupHandler::impCreateTextPortionPrimitive(const DrawPortionInfo& rInfo)
    {
        if(rInfo.mrText.Len() && rInfo.mnTextLen)
        {
            basegfx::B2DVector aFontScaling;
            drawinglayer::attribute::FontAttribute aFontAttribute(
                drawinglayer::primitive2d::getFontAttributeFromVclFont(
                    aFontScaling,
                    rInfo.mrFont,
                    rInfo.IsRTL(),
                    false));
            basegfx::B2DHomMatrix aNewTransform;

            // add font scale to new transform
            aNewTransform.scale(aFontScaling.getX(), aFontScaling.getY());

            // look for proportional font scaling, evtl scale accordingly
            if(100 != rInfo.mrFont.GetPropr())
            {
                const double fFactor(rInfo.mrFont.GetPropr() / 100.0);
                aNewTransform.scale(fFactor, fFactor);
            }

            // apply font rotate
            if(rInfo.mrFont.GetOrientation())
            {
                aNewTransform.rotate(-rInfo.mrFont.GetOrientation() * F_PI1800);
            }

            // look for escapement, evtl translate accordingly
            if(rInfo.mrFont.GetEscapement())
            {
                sal_Int16 nEsc(rInfo.mrFont.GetEscapement());

                if(DFLT_ESC_AUTO_SUPER == nEsc)
                {
                    nEsc = 33;
                }
                else if(DFLT_ESC_AUTO_SUB == nEsc)
                {
                    nEsc = -20;
                }

                if(nEsc > 100)
                {
                    nEsc = 100;
                }
                else if(nEsc < -100)
                {
                    nEsc = -100;
                }

                const double fEscapement(nEsc / -100.0);
                aNewTransform.translate(0.0, fEscapement * aFontScaling.getY());
            }

            // apply transformA
            aNewTransform *= maNewTransformA;

            // apply local offset
            aNewTransform.translate(rInfo.mrStartPos.X(), rInfo.mrStartPos.Y());

            // also apply embedding object's transform
            aNewTransform *= maNewTransformB;

            // prepare DXArray content. To make it independent from font size (and such from
            // the text transformation), scale it to unit coordinates
            ::std::vector< double > aDXArray;
            static bool bDisableTextArray(false);

            if(!bDisableTextArray && rInfo.mpDXArray && rInfo.mnTextLen)
            {
                aDXArray.reserve(rInfo.mnTextLen);

                for(xub_StrLen a(0); a < rInfo.mnTextLen; a++)
                {
                    aDXArray.push_back((double)rInfo.mpDXArray[a]);
                }
            }

            // create complex text primitive and append
            const Color aFontColor(rInfo.mrFont.GetColor());
            const basegfx::BColor aBFontColor(aFontColor.getBColor());

            // prepare wordLineMode (for underline and strikeout)
            // NOT for bullet texts. It is set (this may be an error by itself), but needs to be suppressed to hinder e.g. '1)'
            // to be splitted which would not look like the original
            const bool bWordLineMode(rInfo.mrFont.IsWordLineMode() && !rInfo.mbEndOfBullet);

            // prepare new primitive
            drawinglayer::primitive2d::BasePrimitive2D* pNewPrimitive = 0;
            const bool bDecoratedIsNeeded(
                   UNDERLINE_NONE != rInfo.mrFont.GetOverline()
                || UNDERLINE_NONE != rInfo.mrFont.GetUnderline()
                || STRIKEOUT_NONE != rInfo.mrFont.GetStrikeout()
                || EMPHASISMARK_NONE != (rInfo.mrFont.GetEmphasisMark() & EMPHASISMARK_STYLE)
                || RELIEF_NONE != rInfo.mrFont.GetRelief()
                || rInfo.mrFont.IsShadow()
                || bWordLineMode);

            if(bDecoratedIsNeeded)
            {
                // TextDecoratedPortionPrimitive2D needed, prepare some more data
                // get overline and underline color. If it's on automatic (0xffffffff) use FontColor instead
                const Color aUnderlineColor(rInfo.maTextLineColor);
                const basegfx::BColor aBUnderlineColor((0xffffffff == aUnderlineColor.GetColor()) ? aBFontColor : aUnderlineColor.getBColor());
                const Color aOverlineColor(rInfo.maOverlineColor);
                const basegfx::BColor aBOverlineColor((0xffffffff == aOverlineColor.GetColor()) ? aBFontColor : aOverlineColor.getBColor());

                // prepare overline and underline data
                const drawinglayer::primitive2d::TextLine eFontOverline(
                    drawinglayer::primitive2d::mapFontUnderlineToTextLine(rInfo.mrFont.GetOverline()));
                const drawinglayer::primitive2d::TextLine eFontUnderline(
                    drawinglayer::primitive2d::mapFontUnderlineToTextLine(rInfo.mrFont.GetUnderline()));

                // check UndelineAbove
                const bool bUnderlineAbove(
                    drawinglayer::primitive2d::TEXT_LINE_NONE != eFontUnderline && impIsUnderlineAbove(rInfo.mrFont));

                // prepare strikeout data
                const drawinglayer::primitive2d::TextStrikeout eTextStrikeout(
                    drawinglayer::primitive2d::mapFontStrikeoutToTextStrikeout(rInfo.mrFont.GetStrikeout()));

                // prepare emphasis mark data
                drawinglayer::primitive2d::TextEmphasisMark eTextEmphasisMark(drawinglayer::primitive2d::TEXT_EMPHASISMARK_NONE);

                switch(rInfo.mrFont.GetEmphasisMark() & EMPHASISMARK_STYLE)
                {
                    case EMPHASISMARK_DOT : eTextEmphasisMark = drawinglayer::primitive2d::TEXT_EMPHASISMARK_DOT; break;
                    case EMPHASISMARK_CIRCLE : eTextEmphasisMark = drawinglayer::primitive2d::TEXT_EMPHASISMARK_CIRCLE; break;
                    case EMPHASISMARK_DISC : eTextEmphasisMark = drawinglayer::primitive2d::TEXT_EMPHASISMARK_DISC; break;
                    case EMPHASISMARK_ACCENT : eTextEmphasisMark = drawinglayer::primitive2d::TEXT_EMPHASISMARK_ACCENT; break;
                }

                const bool bEmphasisMarkAbove(rInfo.mrFont.GetEmphasisMark() & EMPHASISMARK_POS_ABOVE);
                const bool bEmphasisMarkBelow(rInfo.mrFont.GetEmphasisMark() & EMPHASISMARK_POS_BELOW);

                // prepare font relief data
                drawinglayer::primitive2d::TextRelief eTextRelief(drawinglayer::primitive2d::TEXT_RELIEF_NONE);

                switch(rInfo.mrFont.GetRelief())
                {
                    case RELIEF_EMBOSSED : eTextRelief = drawinglayer::primitive2d::TEXT_RELIEF_EMBOSSED; break;
                    case RELIEF_ENGRAVED : eTextRelief = drawinglayer::primitive2d::TEXT_RELIEF_ENGRAVED; break;
                    default : break; // RELIEF_NONE, FontRelief_FORCE_EQUAL_SIZE
                }

                // prepare shadow/outline data
                const bool bShadow(rInfo.mrFont.IsShadow());

                // TextDecoratedPortionPrimitive2D is needed, create one
                pNewPrimitive = new drawinglayer::primitive2d::TextDecoratedPortionPrimitive2D(

                    // attributes for TextSimplePortionPrimitive2D
                    aNewTransform,
                    rInfo.mrText,
                    rInfo.mnTextStart,
                    rInfo.mnTextLen,
                    aDXArray,
                    aFontAttribute,
                    rInfo.mpLocale ? *rInfo.mpLocale : ::com::sun::star::lang::Locale(),
                    aBFontColor,

                    // attributes for TextDecoratedPortionPrimitive2D
                    aBOverlineColor,
                    aBUnderlineColor,
                    eFontOverline,
                    eFontUnderline,
                    bUnderlineAbove,
                    eTextStrikeout,
                    bWordLineMode,
                    eTextEmphasisMark,
                    bEmphasisMarkAbove,
                    bEmphasisMarkBelow,
                    eTextRelief,
                    bShadow);
            }
            else
            {
                // TextSimplePortionPrimitive2D is enough
                pNewPrimitive = new drawinglayer::primitive2d::TextSimplePortionPrimitive2D(
                    aNewTransform,
                    rInfo.mrText,
                    rInfo.mnTextStart,
                    rInfo.mnTextLen,
                    aDXArray,
                    aFontAttribute,
                    rInfo.mpLocale ? *rInfo.mpLocale : ::com::sun::star::lang::Locale(),
                    aBFontColor);
            }

            if(rInfo.mbEndOfBullet)
            {
                // embed in TextHierarchyBulletPrimitive2D
                const drawinglayer::primitive2d::Primitive2DReference aNewReference(pNewPrimitive);
                const drawinglayer::primitive2d::Primitive2DSequence aNewSequence(&aNewReference, 1);
                pNewPrimitive = new drawinglayer::primitive2d::TextHierarchyBulletPrimitive2D(aNewSequence);
            }

            if(rInfo.mpFieldData)
            {
                pNewPrimitive = impCheckFieldPrimitive(pNewPrimitive, rInfo);
            }

            maTextPortionPrimitives.push_back(pNewPrimitive);

            // support for WrongSpellVector. Create WrongSpellPrimitives as needed
            if(rInfo.mpWrongSpellVector && !aDXArray.empty())
            {
                const sal_uInt32 nSize(rInfo.mpWrongSpellVector->size());
                const sal_uInt32 nDXCount(aDXArray.size());
                const basegfx::BColor aSpellColor(1.0, 0.0, 0.0); // red, hard coded

                for(sal_uInt32 a(0); a < nSize; a++)
                {
                    const EEngineData::WrongSpellClass& rCandidate = (*rInfo.mpWrongSpellVector)[a];

                    if(rCandidate.nStart >= rInfo.mnTextStart && rCandidate.nEnd >= rInfo.mnTextStart && rCandidate.nEnd > rCandidate.nStart)
                    {
                        const sal_uInt32 nStart(rCandidate.nStart - rInfo.mnTextStart);
                        const sal_uInt32 nEnd(rCandidate.nEnd - rInfo.mnTextStart);
                        double fStart(0.0);
                        double fEnd(0.0);

                        if(nStart > 0 && nStart - 1 < nDXCount)
                        {
                            fStart = aDXArray[nStart - 1];
                        }

                        if(nEnd > 0 && nEnd - 1 < nDXCount)
                        {
                            fEnd = aDXArray[nEnd - 1];
                        }

                        if(!basegfx::fTools::equal(fStart, fEnd))
                        {
                            if(rInfo.IsRTL())
                            {
                                // #i98523#
                                // When the portion is RTL, mirror the redlining using the
                                // full portion width
                                const double fTextWidth(aDXArray[aDXArray.size() - 1]);

                                fStart = fTextWidth - fStart;
                                fEnd = fTextWidth - fEnd;
                            }

                            // need to take FontScaling out of values; it's already part of
                            // aNewTransform and would be double applied
                            const double fFontScaleX(aFontScaling.getX());

                            if(!basegfx::fTools::equal(fFontScaleX, 1.0)
                                && !basegfx::fTools::equalZero(fFontScaleX))
                            {
                                fStart /= fFontScaleX;
                                fEnd /= fFontScaleX;
                            }

                            maTextPortionPrimitives.push_back(new drawinglayer::primitive2d::WrongSpellPrimitive2D(
                                aNewTransform,
                                fStart,
                                fEnd,
                                aSpellColor));
                        }
                    }
                }
            }
        }
    }

    drawinglayer::primitive2d::BasePrimitive2D* impTextBreakupHandler::impCheckFieldPrimitive(drawinglayer::primitive2d::BasePrimitive2D* pPrimitive, const DrawPortionInfo& rInfo) const
    {
        if(rInfo.mpFieldData)
        {
            // Support for FIELD_SEQ_BEGIN, FIELD_SEQ_END. If used, create a TextHierarchyFieldPrimitive2D
            // which holds the field type and evtl. the URL
            const SvxURLField* pURLField = dynamic_cast< const SvxURLField* >(rInfo.mpFieldData);
            const SvxPageField* pPageField = dynamic_cast< const SvxPageField* >(rInfo.mpFieldData);

            // embed current primitive to a sequence
            drawinglayer::primitive2d::Primitive2DSequence aSequence;

            if(pPrimitive)
            {
                aSequence.realloc(1);
                aSequence[0] = drawinglayer::primitive2d::Primitive2DReference(pPrimitive);
            }

            if(pURLField)
            {
                pPrimitive = new drawinglayer::primitive2d::TextHierarchyFieldPrimitive2D(aSequence, drawinglayer::primitive2d::FIELD_TYPE_URL, pURLField->GetURL());
            }
            else if(pPageField)
            {
                pPrimitive = new drawinglayer::primitive2d::TextHierarchyFieldPrimitive2D(aSequence, drawinglayer::primitive2d::FIELD_TYPE_PAGE, String());
            }
            else
            {
                pPrimitive = new drawinglayer::primitive2d::TextHierarchyFieldPrimitive2D(aSequence, drawinglayer::primitive2d::FIELD_TYPE_COMMON, String());
            }
        }

        return pPrimitive;
    }

    void impTextBreakupHandler::impFlushTextPortionPrimitivesToLinePrimitives()
    {
        // only create a line primitive when we had content; there is no need for
        // empty line primitives (contrary to paragraphs, see below).
        if(!maTextPortionPrimitives.empty())
        {
            drawinglayer::primitive2d::Primitive2DSequence aLineSequence(impConvertVectorToPrimitive2DSequence(maTextPortionPrimitives));
            maTextPortionPrimitives.clear();
            maLinePrimitives.push_back(new drawinglayer::primitive2d::TextHierarchyLinePrimitive2D(aLineSequence));
        }
    }

    void impTextBreakupHandler::impFlushLinePrimitivesToParagraphPrimitives()
    {
        // ALWAYS create a paragraph primitive, even when no content was added. This is done to
        // have the correct paragraph count even with empty paragraphs. Those paragraphs will
        // have an empty sub-PrimitiveSequence.
        drawinglayer::primitive2d::Primitive2DSequence aParagraphSequence(impConvertVectorToPrimitive2DSequence(maLinePrimitives));
        maLinePrimitives.clear();
        maParagraphPrimitives.push_back(new drawinglayer::primitive2d::TextHierarchyParagraphPrimitive2D(aParagraphSequence));
    }

    void impTextBreakupHandler::impHandleDrawPortionInfo(const DrawPortionInfo& rInfo)
    {
        impCreateTextPortionPrimitive(rInfo);

        if(rInfo.mbEndOfLine || rInfo.mbEndOfParagraph)
        {
            impFlushTextPortionPrimitivesToLinePrimitives();
        }

        if(rInfo.mbEndOfParagraph)
        {
            impFlushLinePrimitivesToParagraphPrimitives();
        }
    }

    void impTextBreakupHandler::impHandleDrawBulletInfo(const DrawBulletInfo& rInfo)
    {
        basegfx::B2DHomMatrix aNewTransform;

        // add size to new transform
        aNewTransform.scale(rInfo.maBulletSize.getWidth(), rInfo.maBulletSize.getHeight());

        // apply transformA
        aNewTransform *= maNewTransformA;

        // apply local offset
        aNewTransform.translate(rInfo.maBulletPosition.X(), rInfo.maBulletPosition.Y());

        // also apply embedding object's transform
        aNewTransform *= maNewTransformB;

        // prepare empty GraphicAttr
        const GraphicAttr aGraphicAttr;

        // create GraphicPrimitive2D
        const drawinglayer::primitive2d::Primitive2DReference aNewReference(new drawinglayer::primitive2d::GraphicPrimitive2D(
            aNewTransform,
            rInfo.maBulletGraphicObject,
            aGraphicAttr));

        // embed in TextHierarchyBulletPrimitive2D
        const drawinglayer::primitive2d::Primitive2DSequence aNewSequence(&aNewReference, 1);
        drawinglayer::primitive2d::BasePrimitive2D* pNewPrimitive = new drawinglayer::primitive2d::TextHierarchyBulletPrimitive2D(aNewSequence);

        // add to output
        maTextPortionPrimitives.push_back(pNewPrimitive);
    }

    IMPL_LINK(impTextBreakupHandler, decomposeContourTextPrimitive, DrawPortionInfo*, pInfo)
    {
        // for contour text, ignore (clip away) all portions which are below
        // the visible area given by maScale
        if(pInfo && (double)pInfo->mrStartPos.Y() < maScale.getY())
        {
            impHandleDrawPortionInfo(*pInfo);
        }

        return 0;
    }

    IMPL_LINK(impTextBreakupHandler, decomposeBlockTextPrimitive, DrawPortionInfo*, pInfo)
    {
        if(pInfo)
        {
            // #SJ# Is clipping wanted? This is text clipping; only accept a portion
            // if it's completely in the range
            if(!maClipRange.isEmpty())
            {
                // Test start position first; this allows to not get the text range at
                // all if text is far outside
                const basegfx::B2DPoint aStartPosition(pInfo->mrStartPos.X(), pInfo->mrStartPos.Y());

                if(!maClipRange.isInside(aStartPosition))
                {
                    return 0;
                }

                // Start position is inside. Get TextBoundRect and TopLeft next
                drawinglayer::primitive2d::TextLayouterDevice aTextLayouterDevice;
                aTextLayouterDevice.setFont(pInfo->mrFont);

                const basegfx::B2DRange aTextBoundRect(
                    aTextLayouterDevice.getTextBoundRect(
                        pInfo->mrText, pInfo->mnTextStart, pInfo->mnTextLen));
                const basegfx::B2DPoint aTopLeft(aTextBoundRect.getMinimum() + aStartPosition);

                if(!maClipRange.isInside(aTopLeft))
                {
                    return 0;
                }

                // TopLeft is inside. Get BottomRight and check
                const basegfx::B2DPoint aBottomRight(aTextBoundRect.getMaximum() + aStartPosition);

                if(!maClipRange.isInside(aBottomRight))
                {
                    return 0;
                }

                // all inside, clip was successful
            }
            impHandleDrawPortionInfo(*pInfo);
        }

        return 0;
    }

    IMPL_LINK(impTextBreakupHandler, decomposeStretchTextPrimitive, DrawPortionInfo*, pInfo)
    {
        if(pInfo)
        {
            impHandleDrawPortionInfo(*pInfo);
        }

        return 0;
    }

    IMPL_LINK(impTextBreakupHandler, decomposeContourBulletPrimitive, DrawBulletInfo*, pInfo)
    {
        if(pInfo)
        {
            impHandleDrawBulletInfo(*pInfo);
        }

        return 0;
    }

    IMPL_LINK(impTextBreakupHandler, decomposeBlockBulletPrimitive, DrawBulletInfo*, pInfo)
    {
        if(pInfo)
        {
            impHandleDrawBulletInfo(*pInfo);
        }

        return 0;
    }

    IMPL_LINK(impTextBreakupHandler, decomposeStretchBulletPrimitive, DrawBulletInfo*, pInfo)
    {
        if(pInfo)
        {
            impHandleDrawBulletInfo(*pInfo);
        }

        return 0;
    }

    drawinglayer::primitive2d::Primitive2DSequence impTextBreakupHandler::getPrimitive2DSequence()
    {
        if(!maTextPortionPrimitives.empty())
        {
            // collect non-closed lines
            impFlushTextPortionPrimitivesToLinePrimitives();
        }

        if(!maLinePrimitives.empty())
        {
            // collect non-closed paragraphs
            impFlushLinePrimitivesToParagraphPrimitives();
        }

        return impConvertVectorToPrimitive2DSequence(maParagraphPrimitives);
    }
} // end of anonymous namespace

//////////////////////////////////////////////////////////////////////////////
// primitive decompositions

void SdrTextObj::impDecomposeContourTextPrimitive(
    drawinglayer::primitive2d::Primitive2DSequence& rTarget,
    const drawinglayer::primitive2d::SdrContourTextPrimitive2D& rSdrContourTextPrimitive,
    const drawinglayer::geometry::ViewInformation2D& aViewInformation) const
{
    // decompose matrix to have position and size of text
    basegfx::B2DVector aScale, aTranslate;
    double fRotate, fShearX;
    rSdrContourTextPrimitive.getObjectTransform().decompose(aScale, aTranslate, fRotate, fShearX);

    // prepare contour polygon, force to non-mirrored for layouting
    basegfx::B2DPolyPolygon aPolyPolygon(rSdrContourTextPrimitive.getUnitPolyPolygon());
    aPolyPolygon.transform(basegfx::tools::createScaleB2DHomMatrix(fabs(aScale.getX()), fabs(aScale.getY())));

    // prepare outliner
    SdrOutliner& rOutliner = ImpGetDrawOutliner();
    const Size aNullSize;
    rOutliner.SetPaperSize(aNullSize);
    rOutliner.SetPolygon(aPolyPolygon);
    rOutliner.SetUpdateMode(true);
    rOutliner.SetText(rSdrContourTextPrimitive.getOutlinerParaObject());

    // set visualizing page at Outliner; needed e.g. for PageNumberField decomposition
    rOutliner.setVisualizedPage(GetSdrPageFromXDrawPage(aViewInformation.getVisualizedPage()));

    // prepare matrices to apply to newly created primitives
    basegfx::B2DHomMatrix aNewTransformA;

    // mirroring. We are now in the polygon sizes. When mirroring in X and Y,
    // move the null point which was top left to bottom right.
    const bool bMirrorX(basegfx::fTools::less(aScale.getX(), 0.0));
    const bool bMirrorY(basegfx::fTools::less(aScale.getY(), 0.0));

    // in-between the translations of the single primitives will take place. Afterwards,
    // the object's transformations need to be applied
    const basegfx::B2DHomMatrix aNewTransformB(basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
        bMirrorX ? -1.0 : 1.0, bMirrorY ? -1.0 : 1.0,
        fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));

    // now break up text primitives.
    impTextBreakupHandler aConverter(rOutliner);
    aConverter.decomposeContourTextPrimitive(aNewTransformA, aNewTransformB, aScale);

    // cleanup outliner
    rOutliner.Clear();
    rOutliner.setVisualizedPage(0);

    rTarget = aConverter.getPrimitive2DSequence();
}

void SdrTextObj::impDecomposeBlockTextPrimitive(
    drawinglayer::primitive2d::Primitive2DSequence& rTarget,
    const drawinglayer::primitive2d::SdrBlockTextPrimitive2D& rSdrBlockTextPrimitive,
    const drawinglayer::geometry::ViewInformation2D& aViewInformation) const
{
    // decompose matrix to have position and size of text
    basegfx::B2DVector aScale, aTranslate;
    double fRotate, fShearX;
    rSdrBlockTextPrimitive.getTextRangeTransform().decompose(aScale, aTranslate, fRotate, fShearX);

    // use B2DRange aAnchorTextRange for calculations
    basegfx::B2DRange aAnchorTextRange(aTranslate);
    aAnchorTextRange.expand(aTranslate + aScale);

    // prepare outliner
    const bool bIsCell(rSdrBlockTextPrimitive.getCellText());
    SdrOutliner& rOutliner = ImpGetDrawOutliner();
    SdrTextHorzAdjust eHAdj = rSdrBlockTextPrimitive.getSdrTextHorzAdjust();
    SdrTextVertAdjust eVAdj = rSdrBlockTextPrimitive.getSdrTextVertAdjust();
    const sal_uInt32 nOriginalControlWord(rOutliner.GetControlWord());
    const Size aNullSize;

    // set visualizing page at Outliner; needed e.g. for PageNumberField decomposition
    rOutliner.setVisualizedPage(GetSdrPageFromXDrawPage(aViewInformation.getVisualizedPage()));
    rOutliner.SetFixedCellHeight(rSdrBlockTextPrimitive.isFixedCellHeight());
    rOutliner.SetControlWord(nOriginalControlWord|EE_CNTRL_AUTOPAGESIZE);
    rOutliner.SetMinAutoPaperSize(aNullSize);
    rOutliner.SetMaxAutoPaperSize(Size(1000000,1000000));

    // add one to rage sizes to get back to the old Rectangle and outliner measurements
    const sal_uInt32 nAnchorTextWidth(FRound(aAnchorTextRange.getWidth() + 1L));
    const sal_uInt32 nAnchorTextHeight(FRound(aAnchorTextRange.getHeight() + 1L));
    const bool bVerticalWritintg(rSdrBlockTextPrimitive.getOutlinerParaObject().IsVertical());
    const Size aAnchorTextSize(Size(nAnchorTextWidth, nAnchorTextHeight));

    if(bIsCell)
    {
        // cell text is formated neither like a text object nor like a object
        // text, so use a special setup here
        rOutliner.SetMaxAutoPaperSize(aAnchorTextSize);

        // #i106214# To work with an unchangeable PaperSize (CellSize in
        // this case) Set(Min|Max)AutoPaperSize and SetPaperSize have to be used.
        // #i106214# This was not completely correct; to still measure the real
        // text height to allow vertical adjust (and vice versa for VerticalWritintg)
        // only one aspect has to be set, but the other one to zero
        if(bVerticalWritintg)
        {
            // measure the horizontal text size
            rOutliner.SetMinAutoPaperSize(Size(0, aAnchorTextSize.Height()));
        }
        else
        {
            // measure the vertical text size
            rOutliner.SetMinAutoPaperSize(Size(aAnchorTextSize.Width(), 0));
        }

        rOutliner.SetPaperSize(aAnchorTextSize);
        rOutliner.SetUpdateMode(true);
        rOutliner.SetText(rSdrBlockTextPrimitive.getOutlinerParaObject());
    }
    else
    {
        // check if block text is used (only one of them can be true)
        const bool bHorizontalIsBlock(SDRTEXTHORZADJUST_BLOCK == eHAdj && !bVerticalWritintg);
        const bool bVerticalIsBlock(SDRTEXTVERTADJUST_BLOCK == eVAdj && bVerticalWritintg);

        // set minimal paper size hor/ver if needed
        if(bHorizontalIsBlock)
        {
            rOutliner.SetMinAutoPaperSize(Size(nAnchorTextWidth, 0));
        }
        else if(bVerticalIsBlock)
        {
            rOutliner.SetMinAutoPaperSize(Size(0, nAnchorTextHeight));
        }

        if((rSdrBlockTextPrimitive.getWordWrap() || IsTextFrame()) && !rSdrBlockTextPrimitive.getUnlimitedPage())
        {
            // #i103454# maximal paper size hor/ver needs to be limited to text
            // frame size. If it's block text, still allow the 'other' direction
            // to grow to get a correct real text size when using GetPaperSize().
            // When just using aAnchorTextSize as maximum, GetPaperSize()
            // would just return aAnchorTextSize again: this means, the wanted
            // 'measurement' of the real size of block text would not work
            Size aMaxAutoPaperSize(aAnchorTextSize);

            if(bHorizontalIsBlock)
            {
                // allow to grow vertical for horizontal blocks
                aMaxAutoPaperSize.setHeight(1000000);
            }
            else if(bVerticalIsBlock)
            {
                // allow to grow horizontal for vertical blocks
                aMaxAutoPaperSize.setWidth(1000000);
            }

            rOutliner.SetMaxAutoPaperSize(aMaxAutoPaperSize);
        }

        rOutliner.SetPaperSize(aNullSize);
        rOutliner.SetUpdateMode(true);
        rOutliner.SetText(rSdrBlockTextPrimitive.getOutlinerParaObject());
    }

    rOutliner.SetControlWord(nOriginalControlWord);

    // now get back the layouted text size from outliner
    const Size aOutlinerTextSiz(rOutliner.GetPaperSize());
    const basegfx::B2DVector aOutlinerScale(aOutlinerTextSiz.Width(), aOutlinerTextSiz.Height());
    basegfx::B2DVector aAdjustTranslate(0.0, 0.0);

    // For draw objects containing text correct hor/ver alignment if text is bigger
    // than the object itself. Without that correction, the text would always be
    // formatted to the left edge (or top edge when vertical) of the draw object.
    if(!IsTextFrame() && !bIsCell)
    {
        if(aAnchorTextRange.getWidth() < aOutlinerScale.getX() && !bVerticalWritintg)
        {
            // Horizontal case here. Correct only if eHAdj == SDRTEXTHORZADJUST_BLOCK,
            // else the alignment is wanted.
            if(SDRTEXTHORZADJUST_BLOCK == eHAdj)
            {
                eHAdj = SDRTEXTHORZADJUST_CENTER;
            }
        }

        if(aAnchorTextRange.getHeight() < aOutlinerScale.getY() && bVerticalWritintg)
        {
            // Vertical case here. Correct only if eHAdj == SDRTEXTVERTADJUST_BLOCK,
            // else the alignment is wanted.
            if(SDRTEXTVERTADJUST_BLOCK == eVAdj)
            {
                eVAdj = SDRTEXTVERTADJUST_CENTER;
            }
        }
    }

    // correct horizontal translation using the now known text size
    if(SDRTEXTHORZADJUST_CENTER == eHAdj || SDRTEXTHORZADJUST_RIGHT == eHAdj)
    {
        const double fFree(aAnchorTextRange.getWidth() - aOutlinerScale.getX());

        if(SDRTEXTHORZADJUST_CENTER == eHAdj)
        {
            aAdjustTranslate.setX(fFree / 2.0);
        }

        if(SDRTEXTHORZADJUST_RIGHT == eHAdj)
        {
            aAdjustTranslate.setX(fFree);
        }
    }

    // correct vertical translation using the now known text size
    if(SDRTEXTVERTADJUST_CENTER == eVAdj || SDRTEXTVERTADJUST_BOTTOM == eVAdj)
    {
        const double fFree(aAnchorTextRange.getHeight() - aOutlinerScale.getY());

        if(SDRTEXTVERTADJUST_CENTER == eVAdj)
        {
            aAdjustTranslate.setY(fFree / 2.0);
        }

        if(SDRTEXTVERTADJUST_BOTTOM == eVAdj)
        {
            aAdjustTranslate.setY(fFree);
        }
    }

    // prepare matrices to apply to newly created primitives. aNewTransformA
    // will get coordinates in aOutlinerScale size and positive in X, Y.
    // Translate relative to given primitive to get same rotation and shear
    // as the master shape we are working on. For vertical, use the top-right
    // corner
    const double fStartInX(bVerticalWritintg ? aAdjustTranslate.getX() + aOutlinerScale.getX() : aAdjustTranslate.getX());
    const basegfx::B2DTuple aAdjOffset(fStartInX, aAdjustTranslate.getY());
    basegfx::B2DHomMatrix aNewTransformA(basegfx::tools::createTranslateB2DHomMatrix(aAdjOffset.getX(), aAdjOffset.getY()));

    // mirroring. We are now in aAnchorTextRange sizes. When mirroring in X and Y,
    // move the null point which was top left to bottom right.
    const bool bMirrorX(basegfx::fTools::less(aScale.getX(), 0.0));
    const bool bMirrorY(basegfx::fTools::less(aScale.getY(), 0.0));

    // in-between the translations of the single primitives will take place. Afterwards,
    // the object's transformations need to be applied
    const basegfx::B2DHomMatrix aNewTransformB(basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
        bMirrorX ? -1.0 : 1.0, bMirrorY ? -1.0 : 1.0,
        fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));

    // #SJ# create ClipRange (if needed)
    basegfx::B2DRange aClipRange;

    if(rSdrBlockTextPrimitive.getClipOnBounds())
    {
        aClipRange.expand(-aAdjOffset);
        aClipRange.expand(basegfx::B2DTuple(aAnchorTextSize.Width(), aAnchorTextSize.Height()) - aAdjOffset);
    }

    // now break up text primitives.
    impTextBreakupHandler aConverter(rOutliner);
    aConverter.decomposeBlockTextPrimitive(aNewTransformA, aNewTransformB, aClipRange);

    // cleanup outliner
    rOutliner.Clear();
    rOutliner.setVisualizedPage(0);

    rTarget = aConverter.getPrimitive2DSequence();
}

void SdrTextObj::impDecomposeStretchTextPrimitive(
    drawinglayer::primitive2d::Primitive2DSequence& rTarget,
    const drawinglayer::primitive2d::SdrStretchTextPrimitive2D& rSdrStretchTextPrimitive,
    const drawinglayer::geometry::ViewInformation2D& aViewInformation) const
{
    // decompose matrix to have position and size of text
    basegfx::B2DVector aScale, aTranslate;
    double fRotate, fShearX;
    rSdrStretchTextPrimitive.getTextRangeTransform().decompose(aScale, aTranslate, fRotate, fShearX);

    // use non-mirrored B2DRange aAnchorTextRange for calculations
    basegfx::B2DRange aAnchorTextRange(aTranslate);
    aAnchorTextRange.expand(aTranslate + aScale);

    // prepare outliner
    SdrOutliner& rOutliner = ImpGetDrawOutliner();
    const sal_uInt32 nOriginalControlWord(rOutliner.GetControlWord());
    const Size aNullSize;

    rOutliner.SetControlWord(nOriginalControlWord|EE_CNTRL_STRETCHING|EE_CNTRL_AUTOPAGESIZE);
    rOutliner.SetFixedCellHeight(rSdrStretchTextPrimitive.isFixedCellHeight());
    rOutliner.SetMinAutoPaperSize(aNullSize);
    rOutliner.SetMaxAutoPaperSize(Size(1000000,1000000));
    rOutliner.SetPaperSize(aNullSize);
    rOutliner.SetUpdateMode(true);
    rOutliner.SetText(rSdrStretchTextPrimitive.getOutlinerParaObject());

    // set visualizing page at Outliner; needed e.g. for PageNumberField decomposition
    rOutliner.setVisualizedPage(GetSdrPageFromXDrawPage(aViewInformation.getVisualizedPage()));

    // now get back the layouted text size from outliner
    const Size aOutlinerTextSiz(rOutliner.CalcTextSize());
    const basegfx::B2DVector aOutlinerScale(
        basegfx::fTools::equalZero(aOutlinerTextSiz.Width()) ? 1.0 : aOutlinerTextSiz.Width(),
        basegfx::fTools::equalZero(aOutlinerTextSiz.Height()) ? 1.0 : aOutlinerTextSiz.Height());

    // prepare matrices to apply to newly created primitives
    basegfx::B2DHomMatrix aNewTransformA;

    // #i101957# Check for vertical text. If used, aNewTransformA
    // needs to translate the text initially around object width to orient
    // it relative to the topper right instead of the topper left
    const bool bVertical(rSdrStretchTextPrimitive.getOutlinerParaObject().IsVertical());

    if(bVertical)
    {
        aNewTransformA.translate(aScale.getX(), 0.0);
    }

    // calculate global char stretching scale parameters. Use non-mirrored sizes
    // to layout without mirroring
    const double fScaleX(fabs(aScale.getX()) / aOutlinerScale.getX());
    const double fScaleY(fabs(aScale.getY()) / aOutlinerScale.getY());
    rOutliner.SetGlobalCharStretching((sal_Int16)FRound(fScaleX * 100.0), (sal_Int16)FRound(fScaleY * 100.0));

    // mirroring. We are now in aAnchorTextRange sizes. When mirroring in X and Y,
    // move the null point which was top left to bottom right.
    const bool bMirrorX(basegfx::fTools::less(aScale.getX(), 0.0));
    const bool bMirrorY(basegfx::fTools::less(aScale.getY(), 0.0));

    // in-between the translations of the single primitives will take place. Afterwards,
    // the object's transformations need to be applied
    const basegfx::B2DHomMatrix aNewTransformB(basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
        bMirrorX ? -1.0 : 1.0, bMirrorY ? -1.0 : 1.0,
        fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));

    // now break up text primitives.
    impTextBreakupHandler aConverter(rOutliner);
    aConverter.decomposeStretchTextPrimitive(aNewTransformA, aNewTransformB);

    // cleanup outliner
    rOutliner.SetControlWord(nOriginalControlWord);
    rOutliner.Clear();
    rOutliner.setVisualizedPage(0);

    rTarget = aConverter.getPrimitive2DSequence();
}

//////////////////////////////////////////////////////////////////////////////
// timing generators
#define ENDLESS_LOOP    (0xffffffff)
#define ENDLESS_TIME    ((double)0xffffffff)
#define PIXEL_DPI       (96.0)

void SdrTextObj::impGetBlinkTextTiming(drawinglayer::animation::AnimationEntryList& rAnimList) const
{
    if(SDRTEXTANI_BLINK == GetTextAniKind())
    {
        // get values
        const SfxItemSet& rSet = GetObjectItemSet();
        const sal_uInt32 nRepeat((sal_uInt32)((SdrTextAniCountItem&)rSet.Get(SDRATTR_TEXT_ANICOUNT)).GetValue());
        bool bVisisbleWhenStopped(((SdrTextAniStopInsideItem&)rSet.Get(SDRATTR_TEXT_ANISTOPINSIDE)).GetValue());
        double fDelay((double)((SdrTextAniDelayItem&)rSet.Get(SDRATTR_TEXT_ANIDELAY)).GetValue());

        if(0.0 == fDelay)
        {
            // use default
            fDelay = 250.0;
        }

        // prepare loop and add
        drawinglayer::animation::AnimationEntryLoop  aLoop(nRepeat ? nRepeat : ENDLESS_LOOP);
        drawinglayer::animation::AnimationEntryFixed aStart(fDelay, 0.0);
        aLoop.append(aStart);
        drawinglayer::animation::AnimationEntryFixed aEnd(fDelay, 1.0);
        aLoop.append(aEnd);
        rAnimList.append(aLoop);

        // add stopped state if loop is not endless
        if(0L != nRepeat)
        {
            drawinglayer::animation::AnimationEntryFixed aStop(ENDLESS_TIME, bVisisbleWhenStopped ? 0.0 : 1.0);
            rAnimList.append(aStop);
        }
    }
}

void impCreateScrollTiming(const SfxItemSet& rSet, drawinglayer::animation::AnimationEntryList& rAnimList, bool bForward, double fTimeFullPath, double fFrequency)
{
    bool bVisisbleWhenStopped(((SdrTextAniStopInsideItem&)rSet.Get(SDRATTR_TEXT_ANISTOPINSIDE)).GetValue());
    bool bVisisbleWhenStarted(((SdrTextAniStartInsideItem&)rSet.Get(SDRATTR_TEXT_ANISTOPINSIDE )).GetValue());
    const sal_uInt32 nRepeat(((SdrTextAniCountItem&)rSet.Get(SDRATTR_TEXT_ANICOUNT)).GetValue());

    if(bVisisbleWhenStarted)
    {
        // move from center to outside
        drawinglayer::animation::AnimationEntryLinear aInOut(fTimeFullPath * 0.5, fFrequency, 0.5, bForward ? 1.0 : 0.0);
        rAnimList.append(aInOut);
    }

    // loop. In loop, move through
    if(nRepeat || 0L == nRepeat)
    {
        drawinglayer::animation::AnimationEntryLoop aLoop(nRepeat ? nRepeat : ENDLESS_LOOP);
        drawinglayer::animation::AnimationEntryLinear aThrough(fTimeFullPath, fFrequency, bForward ? 0.0 : 1.0, bForward ? 1.0 : 0.0);
        aLoop.append(aThrough);
        rAnimList.append(aLoop);
    }

    if(0L != nRepeat && bVisisbleWhenStopped)
    {
        // move from outside to center
        drawinglayer::animation::AnimationEntryLinear aOutIn(fTimeFullPath * 0.5, fFrequency, bForward ? 0.0 : 1.0, 0.5);
        rAnimList.append(aOutIn);

        // add timing for staying at the end
        drawinglayer::animation::AnimationEntryFixed aEnd(ENDLESS_TIME, 0.5);
        rAnimList.append(aEnd);
    }
}

void impCreateAlternateTiming(const SfxItemSet& rSet, drawinglayer::animation::AnimationEntryList& rAnimList, double fRelativeTextLength, bool bForward, double fTimeFullPath, double fFrequency)
{
    if(basegfx::fTools::more(fRelativeTextLength, 0.5))
    {
        // this is the case when fTextLength > fFrameLength, text is bigger than animation frame.
        // In that case, correct direction
        bForward = !bForward;
    }

    const double fStartPosition(bForward ? fRelativeTextLength : 1.0 - fRelativeTextLength);
    const double fEndPosition(bForward ? 1.0 - fRelativeTextLength : fRelativeTextLength);
    bool bVisisbleWhenStopped(((SdrTextAniStopInsideItem&)rSet.Get(SDRATTR_TEXT_ANISTOPINSIDE)).GetValue());
    bool bVisisbleWhenStarted(((SdrTextAniStartInsideItem&)rSet.Get(SDRATTR_TEXT_ANISTOPINSIDE )).GetValue());
    const sal_uInt32 nRepeat(((SdrTextAniCountItem&)rSet.Get(SDRATTR_TEXT_ANICOUNT)).GetValue());

    if(!bVisisbleWhenStarted)
    {
        // move from outside to center
        drawinglayer::animation::AnimationEntryLinear aOutIn(fTimeFullPath * 0.5, fFrequency, bForward ? 0.0 : 1.0, 0.5);
        rAnimList.append(aOutIn);
    }

    // loop. In loop, move out and in again. fInnerMovePath may be negative when text is bigger then frame,
    // so use absolute value
    const double fInnerMovePath(fabs(1.0 - (fRelativeTextLength * 2.0)));
    const double fTimeForInnerPath(fTimeFullPath * fInnerMovePath);
    const double fHalfInnerPath(fTimeForInnerPath * 0.5);
    const sal_uInt32 nDoubleRepeat(nRepeat / 2L);

    if(nDoubleRepeat || 0L == nRepeat)
    {
        // double forth and back loop
        drawinglayer::animation::AnimationEntryLoop aLoop(nDoubleRepeat ? nDoubleRepeat : ENDLESS_LOOP);
        drawinglayer::animation::AnimationEntryLinear aTime0(fHalfInnerPath, fFrequency, 0.5, fEndPosition);
        aLoop.append(aTime0);
        drawinglayer::animation::AnimationEntryLinear aTime1(fTimeForInnerPath, fFrequency, fEndPosition, fStartPosition);
        aLoop.append(aTime1);
        drawinglayer::animation::AnimationEntryLinear aTime2(fHalfInnerPath, fFrequency, fStartPosition, 0.5);
        aLoop.append(aTime2);
        rAnimList.append(aLoop);
    }

    if(nRepeat % 2L)
    {
        // repeat is uneven, so we need one more forth and back to center
        drawinglayer::animation::AnimationEntryLinear aTime0(fHalfInnerPath, fFrequency, 0.5, fEndPosition);
        rAnimList.append(aTime0);
        drawinglayer::animation::AnimationEntryLinear aTime1(fHalfInnerPath, fFrequency, fEndPosition, 0.5);
        rAnimList.append(aTime1);
    }

    if(0L != nRepeat)
    {
        if(bVisisbleWhenStopped)
        {
            // add timing for staying at the end
            drawinglayer::animation::AnimationEntryFixed aEnd(ENDLESS_TIME, 0.5);
            rAnimList.append(aEnd);
        }
        else
        {
            // move from center to outside
            drawinglayer::animation::AnimationEntryLinear aInOut(fTimeFullPath * 0.5, fFrequency, 0.5, bForward ? 1.0 : 0.0);
            rAnimList.append(aInOut);
        }
    }
}

void impCreateSlideTiming(const SfxItemSet& rSet, drawinglayer::animation::AnimationEntryList& rAnimList, bool bForward, double fTimeFullPath, double fFrequency)
{
    // move in from outside, start outside
    const double fStartPosition(bForward ? 0.0 : 1.0);
    const sal_uInt32 nRepeat(((SdrTextAniCountItem&)rSet.Get(SDRATTR_TEXT_ANICOUNT)).GetValue());

    // move from outside to center
    drawinglayer::animation::AnimationEntryLinear aOutIn(fTimeFullPath * 0.5, fFrequency, fStartPosition, 0.5);
    rAnimList.append(aOutIn);

    // loop. In loop, move out and in again
    if(nRepeat > 1L || 0L == nRepeat)
    {
        drawinglayer::animation::AnimationEntryLoop aLoop(nRepeat ? nRepeat - 1L : ENDLESS_LOOP);
        drawinglayer::animation::AnimationEntryLinear aTime0(fTimeFullPath * 0.5, fFrequency, 0.5, fStartPosition);
        aLoop.append(aTime0);
        drawinglayer::animation::AnimationEntryLinear aTime1(fTimeFullPath * 0.5, fFrequency, fStartPosition, 0.5);
        aLoop.append(aTime1);
        rAnimList.append(aLoop);
    }

    // always visible when stopped, so add timing for staying at the end when not endless
    if(0L != nRepeat)
    {
        drawinglayer::animation::AnimationEntryFixed aEnd(ENDLESS_TIME, 0.5);
        rAnimList.append(aEnd);
    }
}

void SdrTextObj::impGetScrollTextTiming(drawinglayer::animation::AnimationEntryList& rAnimList, double fFrameLength, double fTextLength) const
{
    const SdrTextAniKind eAniKind(GetTextAniKind());

    if(SDRTEXTANI_SCROLL == eAniKind || SDRTEXTANI_ALTERNATE == eAniKind || SDRTEXTANI_SLIDE == eAniKind)
    {
        // get data. Goal is to calculate fTimeFullPath which is the time needed to
        // move animation from (0.0) to (1.0) state
        const SfxItemSet& rSet = GetObjectItemSet();
        double fAnimationDelay((double)((SdrTextAniDelayItem&)rSet.Get(SDRATTR_TEXT_ANIDELAY)).GetValue());
        double fSingleStepWidth((double)((SdrTextAniAmountItem&)rSet.Get(SDRATTR_TEXT_ANIAMOUNT)).GetValue());
        const SdrTextAniDirection eDirection(GetTextAniDirection());
        const bool bForward(SDRTEXTANI_RIGHT == eDirection || SDRTEXTANI_DOWN == eDirection);

        if(basegfx::fTools::equalZero(fAnimationDelay))
        {
            // default to 1/20 second
            fAnimationDelay = 50.0;
        }

        if(basegfx::fTools::less(fSingleStepWidth, 0.0))
        {
            // data is in pixels, convert to logic. Imply PIXEL_DPI dpi.
            // It makes no sense to keep the view-transformation centered
            // definitions, so get rid of them here.
            fSingleStepWidth = (-fSingleStepWidth * (2540.0 / PIXEL_DPI));
        }

        if(basegfx::fTools::equalZero(fSingleStepWidth))
        {
            // default to 1 milimeter
            fSingleStepWidth = 100.0;
        }

        // use the length of the full animation path and the number of steps
        // to get the full path time
        const double fFullPathLength(fFrameLength + fTextLength);
        const double fNumberOfSteps(fFullPathLength / fSingleStepWidth);
        double fTimeFullPath(fNumberOfSteps * fAnimationDelay);

        if(fTimeFullPath < fAnimationDelay)
        {
            fTimeFullPath = fAnimationDelay;
        }

        switch(eAniKind)
        {
            case SDRTEXTANI_SCROLL :
            {
                impCreateScrollTiming(rSet, rAnimList, bForward, fTimeFullPath, fAnimationDelay);
                break;
            }
            case SDRTEXTANI_ALTERNATE :
            {
                double fRelativeTextLength(fTextLength / (fFrameLength + fTextLength));
                impCreateAlternateTiming(rSet, rAnimList, fRelativeTextLength, bForward, fTimeFullPath, fAnimationDelay);
                break;
            }
            case SDRTEXTANI_SLIDE :
            {
                impCreateSlideTiming(rSet, rAnimList, bForward, fTimeFullPath, fAnimationDelay);
                break;
            }
            default : break; // SDRTEXTANI_NONE, SDRTEXTANI_BLINK
        }
    }
}

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