Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2106 insertions, 0 deletions

diff --git a/vcl/source/outdev/text.cxx b/vcl/source/outdev/text.cxx
new file mode 100644
index 0000000000..1b40a1b2de
--- /dev/null
+++ b/vcl/source/outdev/text.cxx
@@ -0,0 +1,2106 @@
+/* -*- 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 <sal/config.h>
+
+#include <sal/log.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <tools/lineend.hxx>
+#include <tools/debug.hxx>
+#include <unotools/configmgr.hxx>
+
+#include <vcl/ctrl.hxx>
+#include <vcl/metaact.hxx>
+#include <vcl/metric.hxx>
+#include <vcl/mnemonic.hxx>
+#include <vcl/textrectinfo.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/sysdata.hxx>
+
+#include <ImplLayoutArgs.hxx>
+#include <ImplOutDevData.hxx>
+#include <drawmode.hxx>
+#include <salgdi.hxx>
+#include <svdata.hxx>
+#include <textlayout.hxx>
+#include <textlineinfo.hxx>
+#include <impglyphitem.hxx>
+#include <TextLayoutCache.hxx>
+#include <font/PhysicalFontFace.hxx>
+
+#include <memory>
+#include <optional>
+
+#define TEXT_DRAW_ELLIPSIS  (DrawTextFlags::EndEllipsis | DrawTextFlags::PathEllipsis | DrawTextFlags::NewsEllipsis)
+
+void OutputDevice::SetLayoutMode( vcl::text::ComplexTextLayoutFlags nTextLayoutMode )
+{
+    if( mpMetaFile )
+        mpMetaFile->AddAction( new MetaLayoutModeAction( nTextLayoutMode ) );
+
+    mnTextLayoutMode = nTextLayoutMode;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetLayoutMode( nTextLayoutMode );
+}
+
+void OutputDevice::SetDigitLanguage( LanguageType eTextLanguage )
+{
+    if( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextLanguageAction( eTextLanguage ) );
+
+    meTextLanguage = eTextLanguage;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetDigitLanguage( eTextLanguage );
+}
+
+void OutputDevice::ImplInitTextColor()
+{
+    DBG_TESTSOLARMUTEX();
+
+    if ( mbInitTextColor )
+    {
+        mpGraphics->SetTextColor( GetTextColor() );
+        mbInitTextColor = false;
+    }
+}
+
+OUString OutputDevice::GetEllipsisString( const OUString& rOrigStr, tools::Long nMaxWidth,
+                                        DrawTextFlags nStyle ) const
+{
+    vcl::DefaultTextLayout aTextLayout(*const_cast< OutputDevice* >(this));
+    return aTextLayout.GetEllipsisString(rOrigStr, nMaxWidth, nStyle);
+}
+
+void OutputDevice::ImplDrawTextRect( tools::Long nBaseX, tools::Long nBaseY,
+                                     tools::Long nDistX, tools::Long nDistY, tools::Long nWidth, tools::Long nHeight )
+{
+    tools::Long nX = nDistX;
+    tools::Long nY = nDistY;
+
+    Degree10 nOrientation = mpFontInstance->mnOrientation;
+    if ( nOrientation )
+    {
+        // Rotate rect without rounding problems for 90 degree rotations
+        if ( !(nOrientation % 900_deg10) )
+        {
+            if ( nOrientation == 900_deg10 )
+            {
+                tools::Long nTemp = nX;
+                nX = nY;
+                nY = -nTemp;
+                nTemp = nWidth;
+                nWidth = nHeight;
+                nHeight = nTemp;
+                nY -= nHeight;
+            }
+            else if ( nOrientation == 1800_deg10 )
+            {
+                nX = -nX;
+                nY = -nY;
+                nX -= nWidth;
+                nY -= nHeight;
+            }
+            else /* ( nOrientation == 2700 ) */
+            {
+                tools::Long nTemp = nX;
+                nX = -nY;
+                nY = nTemp;
+                nTemp = nWidth;
+                nWidth = nHeight;
+                nHeight = nTemp;
+                nX -= nWidth;
+            }
+        }
+        else
+        {
+            nX += nBaseX;
+            nY += nBaseY;
+            // inflate because polygons are drawn smaller
+            tools::Rectangle aRect( Point( nX, nY ), Size( nWidth+1, nHeight+1 ) );
+            tools::Polygon   aPoly( aRect );
+            aPoly.Rotate( Point( nBaseX, nBaseY ), mpFontInstance->mnOrientation );
+            ImplDrawPolygon( aPoly );
+            return;
+        }
+    }
+
+    nX += nBaseX;
+    nY += nBaseY;
+    mpGraphics->DrawRect( nX, nY, nWidth, nHeight, *this ); // original code
+
+}
+
+void OutputDevice::ImplDrawTextBackground( const SalLayout& rSalLayout )
+{
+    const double nWidth = rSalLayout.GetTextWidth();
+    const basegfx::B2DPoint aBase = rSalLayout.DrawBase();
+    const tools::Long nX = aBase.getX();
+    const tools::Long nY = aBase.getY();
+
+    if ( mbLineColor || mbInitLineColor )
+    {
+        mpGraphics->SetLineColor();
+        mbInitLineColor = true;
+    }
+    mpGraphics->SetFillColor( GetTextFillColor() );
+    mbInitFillColor = true;
+
+    ImplDrawTextRect( nX, nY, 0, -(mpFontInstance->mxFontMetric->GetAscent() + mnEmphasisAscent),
+                      nWidth,
+                      mpFontInstance->mnLineHeight+mnEmphasisAscent+mnEmphasisDescent );
+}
+
+tools::Rectangle OutputDevice::ImplGetTextBoundRect( const SalLayout& rSalLayout ) const
+{
+    basegfx::B2DPoint aPoint = rSalLayout.GetDrawPosition();
+    tools::Long nX = aPoint.getX();
+    tools::Long nY = aPoint.getY();
+
+    double nWidth = rSalLayout.GetTextWidth();
+    tools::Long nHeight = mpFontInstance->mnLineHeight + mnEmphasisAscent + mnEmphasisDescent;
+
+    nY -= mpFontInstance->mxFontMetric->GetAscent() + mnEmphasisAscent;
+
+    if ( mpFontInstance->mnOrientation )
+    {
+        tools::Long nBaseX = nX, nBaseY = nY;
+        if ( !(mpFontInstance->mnOrientation % 900_deg10) )
+        {
+            tools::Long nX2 = nX+nWidth;
+            tools::Long nY2 = nY+nHeight;
+
+            Point aBasePt( nBaseX, nBaseY );
+            aBasePt.RotateAround( nX, nY, mpFontInstance->mnOrientation );
+            aBasePt.RotateAround( nX2, nY2, mpFontInstance->mnOrientation );
+            nWidth = nX2-nX;
+            nHeight = nY2-nY;
+        }
+        else
+        {
+            // inflate by +1+1 because polygons are drawn smaller
+            tools::Rectangle aRect( Point( nX, nY ), Size( nWidth+1, nHeight+1 ) );
+            tools::Polygon   aPoly( aRect );
+            aPoly.Rotate( Point( nBaseX, nBaseY ), mpFontInstance->mnOrientation );
+            return aPoly.GetBoundRect();
+        }
+    }
+
+    return tools::Rectangle( Point( nX, nY ), Size( nWidth, nHeight ) );
+}
+
+bool OutputDevice::ImplDrawRotateText( SalLayout& rSalLayout )
+{
+    tools::Long nX = rSalLayout.DrawBase().getX();
+    tools::Long nY = rSalLayout.DrawBase().getY();
+
+    tools::Rectangle aBoundRect;
+    rSalLayout.DrawBase() = basegfx::B2DPoint( 0, 0 );
+    rSalLayout.DrawOffset() = Point( 0, 0 );
+    if (!rSalLayout.GetBoundRect(aBoundRect))
+    {
+        // guess vertical text extents if GetBoundRect failed
+        double nRight = rSalLayout.GetTextWidth();
+        tools::Long nTop = mpFontInstance->mxFontMetric->GetAscent() + mnEmphasisAscent;
+        tools::Long nHeight = mpFontInstance->mnLineHeight + mnEmphasisAscent + mnEmphasisDescent;
+        aBoundRect = tools::Rectangle( 0, -nTop, nRight, nHeight - nTop );
+    }
+
+    // cache virtual device for rotation
+    if (!mpOutDevData->mpRotateDev)
+        mpOutDevData->mpRotateDev = VclPtr<VirtualDevice>::Create(*this);
+    VirtualDevice* pVDev = mpOutDevData->mpRotateDev;
+
+    // size it accordingly
+    if( !pVDev->SetOutputSizePixel( aBoundRect.GetSize() ) )
+        return false;
+
+    const vcl::font::FontSelectPattern& rPattern = mpFontInstance->GetFontSelectPattern();
+    vcl::Font aFont( GetFont() );
+    aFont.SetOrientation( 0_deg10 );
+    aFont.SetFontSize( Size( rPattern.mnWidth, rPattern.mnHeight ) );
+    pVDev->SetFont( aFont );
+    pVDev->SetTextColor( COL_BLACK );
+    pVDev->SetTextFillColor();
+    if (!pVDev->InitFont())
+        return false;
+    pVDev->ImplInitTextColor();
+
+    // draw text into upper left corner
+    rSalLayout.DrawBase().adjustX(-aBoundRect.Left());
+    rSalLayout.DrawBase().adjustY(-aBoundRect.Top());
+    rSalLayout.DrawText( *pVDev->mpGraphics );
+
+    Bitmap aBmp = pVDev->GetBitmap( Point(), aBoundRect.GetSize() );
+    if ( aBmp.IsEmpty() || !aBmp.Rotate( mpFontInstance->mnOwnOrientation, COL_WHITE ) )
+        return false;
+
+    // calculate rotation offset
+    tools::Polygon aPoly( aBoundRect );
+    aPoly.Rotate( Point(), mpFontInstance->mnOwnOrientation );
+    Point aPoint = aPoly.GetBoundRect().TopLeft();
+    aPoint += Point( nX, nY );
+
+    // mask output with text colored bitmap
+    GDIMetaFile* pOldMetaFile = mpMetaFile;
+    tools::Long nOldOffX = mnOutOffX;
+    tools::Long nOldOffY = mnOutOffY;
+    bool bOldMap = mbMap;
+
+    mnOutOffX   = 0;
+    mnOutOffY   = 0;
+    mpMetaFile  = nullptr;
+    EnableMapMode( false );
+
+    DrawMask( aPoint, aBmp, GetTextColor() );
+
+    EnableMapMode( bOldMap );
+    mnOutOffX   = nOldOffX;
+    mnOutOffY   = nOldOffY;
+    mpMetaFile  = pOldMetaFile;
+
+    return true;
+}
+
+void OutputDevice::ImplDrawTextDirect( SalLayout& rSalLayout,
+                                       bool bTextLines)
+{
+    if( mpFontInstance->mnOwnOrientation )
+        if( ImplDrawRotateText( rSalLayout ) )
+            return;
+
+    auto nOldX = rSalLayout.DrawBase().getX();
+    if( HasMirroredGraphics() )
+    {
+        tools::Long w = IsVirtual() ? mnOutWidth : mpGraphics->GetGraphicsWidth();
+        auto x = rSalLayout.DrawBase().getX();
+        rSalLayout.DrawBase().setX( w - 1 - x );
+        if( !IsRTLEnabled() )
+        {
+            OutputDevice *pOutDevRef = this;
+            // mirror this window back
+            tools::Long devX = w-pOutDevRef->mnOutWidth-pOutDevRef->mnOutOffX;   // re-mirrored mnOutOffX
+            rSalLayout.DrawBase().setX( devX + ( pOutDevRef->mnOutWidth - 1 - (rSalLayout.DrawBase().getX() - devX) ) ) ;
+        }
+    }
+    else if( IsRTLEnabled() )
+    {
+        OutputDevice *pOutDevRef = this;
+
+        // mirror this window back
+        tools::Long devX = pOutDevRef->mnOutOffX;   // re-mirrored mnOutOffX
+        rSalLayout.DrawBase().setX( pOutDevRef->mnOutWidth - 1 - (rSalLayout.DrawBase().getX() - devX) + devX );
+    }
+
+    rSalLayout.DrawText( *mpGraphics );
+    rSalLayout.DrawBase().setX( nOldX );
+
+    if( bTextLines )
+        ImplDrawTextLines( rSalLayout,
+            maFont.GetStrikeout(), maFont.GetUnderline(), maFont.GetOverline(),
+            maFont.IsWordLineMode(), maFont.IsUnderlineAbove() );
+
+    // emphasis marks
+    if( maFont.GetEmphasisMark() & FontEmphasisMark::Style )
+        ImplDrawEmphasisMarks( rSalLayout );
+}
+
+void OutputDevice::ImplDrawSpecialText( SalLayout& rSalLayout )
+{
+    Color       aOldColor           = GetTextColor();
+    Color       aOldTextLineColor   = GetTextLineColor();
+    Color       aOldOverlineColor   = GetOverlineColor();
+    FontRelief  eRelief             = maFont.GetRelief();
+
+    basegfx::B2DPoint aOrigPos = rSalLayout.DrawBase();
+    if ( eRelief != FontRelief::NONE )
+    {
+        Color   aReliefColor( COL_LIGHTGRAY );
+        Color   aTextColor( aOldColor );
+
+        Color   aTextLineColor( aOldTextLineColor );
+        Color   aOverlineColor( aOldOverlineColor );
+
+        // we don't have an automatic color, so black is always drawn on white
+        if ( aTextColor == COL_BLACK )
+            aTextColor = COL_WHITE;
+        if ( aTextLineColor == COL_BLACK )
+            aTextLineColor = COL_WHITE;
+        if ( aOverlineColor == COL_BLACK )
+            aOverlineColor = COL_WHITE;
+
+        // relief-color is black for white text, in all other cases
+        // we set this to LightGray
+        // coverity[copy_paste_error: FALSE] - this is intentional
+        if ( aTextColor == COL_WHITE )
+            aReliefColor = COL_BLACK;
+        SetTextLineColor( aReliefColor );
+        SetOverlineColor( aReliefColor );
+        SetTextColor( aReliefColor );
+        ImplInitTextColor();
+
+        // calculate offset - for high resolution printers the offset
+        // should be greater so that the effect is visible
+        tools::Long nOff = 1;
+        nOff += mnDPIX/300;
+
+        if ( eRelief == FontRelief::Engraved )
+            nOff = -nOff;
+        rSalLayout.DrawOffset() += Point( nOff, nOff);
+        ImplDrawTextDirect( rSalLayout, mbTextLines );
+        rSalLayout.DrawOffset() -= Point( nOff, nOff);
+
+        SetTextLineColor( aTextLineColor );
+        SetOverlineColor( aOverlineColor );
+        SetTextColor( aTextColor );
+        ImplInitTextColor();
+        ImplDrawTextDirect( rSalLayout, mbTextLines );
+
+        SetTextLineColor( aOldTextLineColor );
+        SetOverlineColor( aOldOverlineColor );
+
+        if ( aTextColor != aOldColor )
+        {
+            SetTextColor( aOldColor );
+            ImplInitTextColor();
+        }
+    }
+    else
+    {
+        if ( maFont.IsShadow() )
+        {
+            tools::Long nOff = 1 + ((mpFontInstance->mnLineHeight-24)/24);
+            if ( maFont.IsOutline() )
+                nOff++;
+            SetTextLineColor();
+            SetOverlineColor();
+            if ( (GetTextColor() == COL_BLACK)
+            ||   (GetTextColor().GetLuminance() < 8) )
+                SetTextColor( COL_LIGHTGRAY );
+            else
+                SetTextColor( COL_BLACK );
+            ImplInitTextColor();
+            rSalLayout.DrawBase() += basegfx::B2DPoint( nOff, nOff );
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() -= basegfx::B2DPoint( nOff, nOff );
+            SetTextColor( aOldColor );
+            SetTextLineColor( aOldTextLineColor );
+            SetOverlineColor( aOldOverlineColor );
+            ImplInitTextColor();
+
+            if ( !maFont.IsOutline() )
+                ImplDrawTextDirect( rSalLayout, mbTextLines );
+        }
+
+        if ( maFont.IsOutline() )
+        {
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(-1,-1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(+1,+1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(-1,+0);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(-1,+1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(+0,+1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(+0,-1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(+1,-1);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos + basegfx::B2DPoint(+1,+0);
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            rSalLayout.DrawBase() = aOrigPos;
+
+            SetTextColor( COL_WHITE );
+            SetTextLineColor( COL_WHITE );
+            SetOverlineColor( COL_WHITE );
+            ImplInitTextColor();
+            ImplDrawTextDirect( rSalLayout, mbTextLines );
+            SetTextColor( aOldColor );
+            SetTextLineColor( aOldTextLineColor );
+            SetOverlineColor( aOldOverlineColor );
+            ImplInitTextColor();
+        }
+    }
+}
+
+void OutputDevice::ImplDrawText( SalLayout& rSalLayout )
+{
+
+    if( mbInitClipRegion )
+        InitClipRegion();
+    if( mbOutputClipped )
+        return;
+    if( mbInitTextColor )
+        ImplInitTextColor();
+
+    rSalLayout.DrawBase() += basegfx::B2DPoint(mnTextOffX, mnTextOffY);
+
+    if( IsTextFillColor() )
+        ImplDrawTextBackground( rSalLayout );
+
+    if( mbTextSpecial )
+        ImplDrawSpecialText( rSalLayout );
+    else
+        ImplDrawTextDirect( rSalLayout, mbTextLines );
+}
+
+void OutputDevice::SetTextColor( const Color& rColor )
+{
+
+    Color aColor(vcl::drawmode::GetTextColor(rColor, GetDrawMode(), GetSettings().GetStyleSettings()));
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextColorAction( aColor ) );
+
+    if ( maTextColor != aColor )
+    {
+        maTextColor = aColor;
+        mbInitTextColor = true;
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetTextColor( COL_ALPHA_OPAQUE );
+}
+
+void OutputDevice::SetTextFillColor()
+{
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextFillColorAction( Color(), false ) );
+
+    if ( maFont.GetColor() != COL_TRANSPARENT ) {
+        maFont.SetFillColor( COL_TRANSPARENT );
+    }
+    if ( !maFont.IsTransparent() )
+        maFont.SetTransparent( true );
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetTextFillColor();
+}
+
+void OutputDevice::SetTextFillColor( const Color& rColor )
+{
+    Color aColor(vcl::drawmode::GetFillColor(rColor, GetDrawMode(), GetSettings().GetStyleSettings()));
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextFillColorAction( aColor, true ) );
+
+    if ( maFont.GetFillColor() != aColor )
+        maFont.SetFillColor( aColor );
+    if ( maFont.IsTransparent() != rColor.IsTransparent() )
+        maFont.SetTransparent( rColor.IsTransparent() );
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetTextFillColor( COL_ALPHA_OPAQUE );
+}
+
+Color OutputDevice::GetTextFillColor() const
+{
+    if ( maFont.IsTransparent() )
+        return COL_TRANSPARENT;
+    else
+        return maFont.GetFillColor();
+}
+
+void OutputDevice::SetTextAlign( TextAlign eAlign )
+{
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextAlignAction( eAlign ) );
+
+    if ( maFont.GetAlignment() != eAlign )
+    {
+        maFont.SetAlignment( eAlign );
+        mbNewFont = true;
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetTextAlign( eAlign );
+}
+
+vcl::Region OutputDevice::GetOutputBoundsClipRegion() const
+{
+    return GetClipRegion();
+}
+
+const SalLayoutFlags eDefaultLayout = SalLayoutFlags::NONE;
+
+void OutputDevice::DrawText( const Point& rStartPt, const OUString& rStr,
+                             sal_Int32 nIndex, sal_Int32 nLen,
+                             std::vector< tools::Rectangle >* pVector, OUString* pDisplayText,
+                             const SalLayoutGlyphs* pLayoutCache
+                             )
+{
+    assert(!is_double_buffered_window());
+
+    if( (nLen < 0) || (nIndex + nLen >= rStr.getLength()))
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+
+    if (mpOutDevData->mpRecordLayout)
+    {
+        pVector = &mpOutDevData->mpRecordLayout->m_aUnicodeBoundRects;
+        pDisplayText = &mpOutDevData->mpRecordLayout->m_aDisplayText;
+    }
+
+#if OSL_DEBUG_LEVEL > 2
+    SAL_INFO("vcl.gdi", "OutputDevice::DrawText(\"" << rStr << "\")");
+#endif
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextAction( rStartPt, rStr, nIndex, nLen ) );
+    if( pVector )
+    {
+        vcl::Region aClip(GetOutputBoundsClipRegion());
+
+        if (mpOutDevData->mpRecordLayout)
+        {
+            mpOutDevData->mpRecordLayout->m_aLineIndices.push_back( mpOutDevData->mpRecordLayout->m_aDisplayText.getLength() );
+            aClip.Intersect( mpOutDevData->maRecordRect );
+        }
+        if( ! aClip.IsNull() )
+        {
+            std::vector< tools::Rectangle > aTmp;
+            GetGlyphBoundRects( rStartPt, rStr, nIndex, nLen, aTmp );
+
+            bool bInserted = false;
+            for( std::vector< tools::Rectangle >::const_iterator it = aTmp.begin(); it != aTmp.end(); ++it, nIndex++ )
+            {
+                bool bAppend = false;
+
+                if( aClip.Overlaps( *it ) )
+                    bAppend = true;
+                else if( rStr[ nIndex ] == ' ' && bInserted )
+                {
+                    std::vector< tools::Rectangle >::const_iterator next = it;
+                    ++next;
+                    if( next != aTmp.end() && aClip.Overlaps( *next ) )
+                        bAppend = true;
+                }
+
+                if( bAppend )
+                {
+                    pVector->push_back( *it );
+                    if( pDisplayText )
+                        *pDisplayText += OUStringChar(rStr[ nIndex ]);
+                    bInserted = true;
+                }
+            }
+        }
+        else
+        {
+            GetGlyphBoundRects( rStartPt, rStr, nIndex, nLen, *pVector );
+            if( pDisplayText )
+                *pDisplayText += rStr.subView( nIndex, nLen );
+        }
+    }
+
+    if ( !IsDeviceOutputNecessary() || pVector )
+        return;
+
+    if(mpFontInstance)
+        // do not use cache with modified string
+        if(mpFontInstance->mpConversion)
+            pLayoutCache = nullptr;
+
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout(rStr, nIndex, nLen, rStartPt, 0, {}, {}, eDefaultLayout, nullptr, pLayoutCache);
+    if(pSalLayout)
+    {
+        ImplDrawText( *pSalLayout );
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawText( rStartPt, rStr, nIndex, nLen, pVector, pDisplayText );
+}
+
+tools::Long OutputDevice::GetTextWidth( const OUString& rStr, sal_Int32 nIndex, sal_Int32 nLen,
+     vcl::text::TextLayoutCache const*const pLayoutCache,
+     SalLayoutGlyphs const*const pSalLayoutCache) const
+{
+
+    tools::Long nWidth = GetTextArray( rStr, nullptr, nIndex,
+            nLen, false, pLayoutCache, pSalLayoutCache );
+
+    return nWidth;
+}
+
+tools::Long OutputDevice::GetTextHeight() const
+{
+    if (!InitFont())
+        return 0;
+
+    tools::Long nHeight = mpFontInstance->mnLineHeight + mnEmphasisAscent + mnEmphasisDescent;
+
+    if ( mbMap )
+        nHeight = ImplDevicePixelToLogicHeight( nHeight );
+
+    return nHeight;
+}
+
+float OutputDevice::approximate_char_width() const
+{
+    //note pango uses "The quick brown fox jumps over the lazy dog." for english
+    //and has a bunch of per-language strings which corresponds somewhat with
+    //makeRepresentativeText in include/svtools/sampletext.hxx
+    return GetTextWidth("aemnnxEM") / 8.0;
+}
+
+float OutputDevice::approximate_digit_width() const
+{
+    return GetTextWidth("0123456789") / 10.0;
+}
+
+void OutputDevice::DrawTextArray( const Point& rStartPt, const OUString& rStr,
+                                  KernArraySpan pDXAry,
+                                  std::span<const sal_Bool> pKashidaAry,
+                                  sal_Int32 nIndex, sal_Int32 nLen, SalLayoutFlags flags,
+                                  const SalLayoutGlyphs* pSalLayoutCache )
+{
+    assert(!is_double_buffered_window());
+
+    if( nLen < 0 || nIndex + nLen >= rStr.getLength() )
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaTextArrayAction( rStartPt, rStr, pDXAry, pKashidaAry, nIndex, nLen ) );
+
+    if ( !IsDeviceOutputNecessary() )
+        return;
+    if( !mpGraphics && !AcquireGraphics() )
+        return;
+    assert(mpGraphics);
+    if( mbInitClipRegion )
+        InitClipRegion();
+    if( mbOutputClipped )
+        return;
+
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout(rStr, nIndex, nLen, rStartPt, 0, pDXAry, pKashidaAry, flags, nullptr, pSalLayoutCache);
+    if( pSalLayout )
+    {
+        ImplDrawText( *pSalLayout );
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawTextArray( rStartPt, rStr, pDXAry, pKashidaAry, nIndex, nLen, flags );
+}
+
+tools::Long OutputDevice::GetTextArray( const OUString& rStr, KernArray* pKernArray,
+                                 sal_Int32 nIndex, sal_Int32 nLen, bool bCaret,
+                                 vcl::text::TextLayoutCache const*const pLayoutCache,
+                                 SalLayoutGlyphs const*const pSalLayoutCache) const
+{
+    if( nIndex >= rStr.getLength() )
+        return 0; // TODO: this looks like a buggy caller?
+
+    if( nLen < 0 || nIndex + nLen >= rStr.getLength() )
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+
+    std::vector<sal_Int32>* pDXAry = pKernArray ? &pKernArray->get_subunit_array() : nullptr;
+
+    // do layout
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout(rStr, nIndex, nLen,
+            Point(0,0), 0, {}, {}, eDefaultLayout, pLayoutCache, pSalLayoutCache);
+    if( !pSalLayout )
+    {
+        // The caller expects this to init the elements of pDXAry.
+        // Adapting all the callers to check that GetTextArray succeeded seems
+        // too much work.
+        // Init here to 0 only in the (rare) error case, so that any missing
+        // element init in the happy case will still be found by tools,
+        // and hope that is sufficient.
+        if (pDXAry)
+        {
+            pDXAry->resize(nLen);
+            std::fill(pDXAry->begin(), pDXAry->end(), 0);
+        }
+        return 0;
+    }
+
+    std::unique_ptr<std::vector<double>> xDXPixelArray;
+    if(pDXAry)
+    {
+        xDXPixelArray.reset(new std::vector<double>(nLen));
+    }
+    std::vector<double>* pDXPixelArray = xDXPixelArray.get();
+    double nWidth = pSalLayout->FillDXArray(pDXPixelArray, bCaret ? rStr : OUString());
+
+    // convert virtual char widths to virtual absolute positions
+    if( pDXPixelArray )
+    {
+        for( int i = 1; i < nLen; ++i )
+        {
+            (*pDXPixelArray)[i] += (*pDXPixelArray)[i - 1];
+        }
+    }
+
+    // convert from font units to logical units
+    if (pDXPixelArray)
+    {
+        int nSubPixelFactor = pKernArray->get_factor();
+        if (mbMap)
+        {
+            for (int i = 0; i < nLen; ++i)
+                (*pDXPixelArray)[i] = ImplDevicePixelToLogicWidth((*pDXPixelArray)[i] * nSubPixelFactor);
+        }
+        else if (nSubPixelFactor)
+        {
+            for (int i = 0; i < nLen; ++i)
+                (*pDXPixelArray)[i] *= nSubPixelFactor;
+        }
+    }
+
+    if (pDXAry)
+    {
+        pDXAry->resize(nLen);
+        for (int i = 0; i < nLen; ++i)
+            (*pDXAry)[i] = basegfx::fround((*pDXPixelArray)[i]);
+    }
+
+    if (mbMap)
+        nWidth = ImplDevicePixelToLogicWidth( nWidth );
+
+    return basegfx::fround(nWidth);
+}
+
+void OutputDevice::GetCaretPositions( const OUString& rStr, KernArray& rCaretXArray,
+                                      sal_Int32 nIndex, sal_Int32 nLen,
+                                      const SalLayoutGlyphs* pGlyphs ) const
+{
+
+    if( nIndex >= rStr.getLength() )
+        return;
+    if( nIndex+nLen >= rStr.getLength() )
+        nLen = rStr.getLength() - nIndex;
+
+    sal_Int32 nCaretPos = nLen * 2;
+    std::vector<sal_Int32>& rCaretPos = rCaretXArray.get_subunit_array();
+    rCaretPos.resize(nCaretPos);
+
+    // do layout
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout(rStr, nIndex, nLen, Point(0, 0), 0, {}, {},
+                                                       eDefaultLayout, nullptr, pGlyphs);
+    if( !pSalLayout )
+    {
+        std::fill(rCaretPos.begin(), rCaretPos.end(), -1);
+        return;
+    }
+
+    std::vector<double> aCaretPixelPos;
+    pSalLayout->GetCaretPositions(aCaretPixelPos, rStr);
+
+    // fixup unknown caret positions
+    int i;
+    for (i = 0; i < nCaretPos; ++i)
+        if (aCaretPixelPos[i] >= 0)
+            break;
+    tools::Long nXPos = (i < nCaretPos) ? aCaretPixelPos[i] : -1;
+    for (i = 0; i < nCaretPos; ++i)
+    {
+        if (aCaretPixelPos[i] >= 0)
+            nXPos = aCaretPixelPos[i];
+        else
+            aCaretPixelPos[i] = nXPos;
+    }
+
+    // handle window mirroring
+    if( IsRTLEnabled() )
+    {
+        double nWidth = pSalLayout->GetTextWidth();
+        for (i = 0; i < nCaretPos; ++i)
+            aCaretPixelPos[i] = nWidth - aCaretPixelPos[i] - 1;
+    }
+
+    int nSubPixelFactor = rCaretXArray.get_factor();
+    // convert from font units to logical units
+    if( mbMap )
+    {
+        for (i = 0; i < nCaretPos; ++i)
+            aCaretPixelPos[i] = ImplDevicePixelToLogicWidth(aCaretPixelPos[i] * nSubPixelFactor);
+    }
+    else if (nSubPixelFactor)
+    {
+        for (i = 0; i < nCaretPos; ++i)
+            aCaretPixelPos[i] *= nSubPixelFactor;
+    }
+
+    for (i = 0; i < nCaretPos; ++i)
+        rCaretPos[i] = basegfx::fround(aCaretPixelPos[i]);
+}
+
+void OutputDevice::DrawStretchText( const Point& rStartPt, sal_Int32 nWidth,
+                                    const OUString& rStr,
+                                    sal_Int32 nIndex, sal_Int32 nLen)
+{
+    assert(!is_double_buffered_window());
+
+    if( (nLen < 0) || (nIndex + nLen >= rStr.getLength()))
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaStretchTextAction( rStartPt, nWidth, rStr, nIndex, nLen ) );
+
+    if ( !IsDeviceOutputNecessary() )
+        return;
+
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout(rStr, nIndex, nLen, rStartPt, nWidth);
+    if( pSalLayout )
+    {
+        ImplDrawText( *pSalLayout );
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawStretchText( rStartPt, nWidth, rStr, nIndex, nLen );
+}
+
+vcl::text::ImplLayoutArgs OutputDevice::ImplPrepareLayoutArgs( OUString& rStr,
+                                                    const sal_Int32 nMinIndex, const sal_Int32 nLen,
+                                                    double nPixelWidth,
+                                                    SalLayoutFlags nLayoutFlags,
+         vcl::text::TextLayoutCache const*const pLayoutCache) const
+{
+    assert(nMinIndex >= 0);
+    assert(nLen >= 0);
+
+    // get string length for calculating extents
+    sal_Int32 nEndIndex = rStr.getLength();
+    if( nMinIndex + nLen < nEndIndex )
+        nEndIndex = nMinIndex + nLen;
+
+    // don't bother if there is nothing to do
+    if( nEndIndex < nMinIndex )
+        nEndIndex = nMinIndex;
+
+    nLayoutFlags |= GetBiDiLayoutFlags( rStr, nMinIndex, nEndIndex );
+
+    if( !maFont.IsKerning() )
+        nLayoutFlags |= SalLayoutFlags::DisableKerning;
+    if( maFont.GetKerning() & FontKerning::Asian )
+        nLayoutFlags |= SalLayoutFlags::KerningAsian;
+    if( maFont.IsVertical() )
+        nLayoutFlags |= SalLayoutFlags::Vertical;
+    if( maFont.IsFixKerning() ||
+        ( mpFontInstance && mpFontInstance->GetFontSelectPattern().GetPitch() == PITCH_FIXED ) )
+        nLayoutFlags |= SalLayoutFlags::DisableLigatures;
+
+    if( meTextLanguage ) //TODO: (mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::SubstituteDigits)
+    {
+        // disable character localization when no digits used
+        const sal_Unicode* pBase = rStr.getStr();
+        const sal_Unicode* pStr = pBase + nMinIndex;
+        const sal_Unicode* pEnd = pBase + nEndIndex;
+        std::optional<OUStringBuffer> xTmpStr;
+        for( ; pStr < pEnd; ++pStr )
+        {
+            // TODO: are there non-digit localizations?
+            if( (*pStr >= '0') && (*pStr <= '9') )
+            {
+                // translate characters to local preference
+                sal_UCS4 cChar = GetLocalizedChar( *pStr, meTextLanguage );
+                if( cChar != *pStr )
+                {
+                    if (!xTmpStr)
+                        xTmpStr = OUStringBuffer(rStr);
+                    // TODO: are the localized digit surrogates?
+                    (*xTmpStr)[pStr - pBase] = cChar;
+                }
+            }
+        }
+        if (xTmpStr)
+            rStr = (*xTmpStr).makeStringAndClear();
+    }
+
+    // right align for RTL text, DRAWPOS_REVERSED, RTL window style
+    bool bRightAlign = bool(mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::BiDiRtl);
+    if( mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::TextOriginLeft )
+        bRightAlign = false;
+    else if ( mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::TextOriginRight )
+        bRightAlign = true;
+    // SSA: hack for western office, ie text get right aligned
+    //      for debugging purposes of mirrored UI
+    bool bRTLWindow = IsRTLEnabled();
+    bRightAlign ^= bRTLWindow;
+    if( bRightAlign )
+        nLayoutFlags |= SalLayoutFlags::RightAlign;
+
+    // set layout options
+    vcl::text::ImplLayoutArgs aLayoutArgs(rStr, nMinIndex, nEndIndex, nLayoutFlags, maFont.GetLanguageTag(), pLayoutCache);
+
+    Degree10 nOrientation = mpFontInstance ? mpFontInstance->mnOrientation : 0_deg10;
+    aLayoutArgs.SetOrientation( nOrientation );
+
+    aLayoutArgs.SetLayoutWidth( nPixelWidth );
+
+    return aLayoutArgs;
+}
+
+SalLayoutFlags OutputDevice::GetBiDiLayoutFlags( std::u16string_view rStr,
+                                                 const sal_Int32 nMinIndex,
+                                                 const sal_Int32 nEndIndex ) const
+{
+    SalLayoutFlags nLayoutFlags = SalLayoutFlags::NONE;
+    if( mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::BiDiRtl )
+        nLayoutFlags |= SalLayoutFlags::BiDiRtl;
+    if( mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::BiDiStrong )
+        nLayoutFlags |= SalLayoutFlags::BiDiStrong;
+    else if( !(mnTextLayoutMode & vcl::text::ComplexTextLayoutFlags::BiDiRtl) )
+    {
+        // Disable Bidi if no RTL hint and only known LTR codes used.
+        bool bAllLtr = true;
+        for (sal_Int32 i = nMinIndex; i < nEndIndex; i++)
+        {
+            // [0x0000, 0x052F] are Latin, Greek and Cyrillic.
+            // [0x0370, 0x03FF] has a few holes as if Unicode 10.0.0, but
+            //                  hopefully no RTL character will be encoded there.
+            if (rStr[i] > 0x052F)
+            {
+                bAllLtr = false;
+                break;
+            }
+        }
+        if (bAllLtr)
+            nLayoutFlags |= SalLayoutFlags::BiDiStrong;
+    }
+    return nLayoutFlags;
+}
+
+static OutputDevice::FontMappingUseData* fontMappingUseData = nullptr;
+
+static inline bool IsTrackingFontMappingUse()
+{
+    return fontMappingUseData != nullptr;
+}
+
+static void TrackFontMappingUse( const vcl::Font& originalFont, const SalLayout* salLayout)
+{
+    assert(fontMappingUseData);
+    OUString originalName = originalFont.GetStyleName().isEmpty()
+        ? originalFont.GetFamilyName()
+        : originalFont.GetFamilyName() + "/" + originalFont.GetStyleName();
+    std::vector<OUString> usedFontNames;
+    SalLayoutGlyphs glyphs = salLayout->GetGlyphs(); // includes all font fallbacks
+    int level = 0;
+    while( const SalLayoutGlyphsImpl* impl = glyphs.Impl(level++))
+    {
+        const vcl::font::PhysicalFontFace* face = impl->GetFont()->GetFontFace();
+        OUString name = face->GetStyleName().isEmpty()
+            ? face->GetFamilyName()
+            : face->GetFamilyName() + "/" + face->GetStyleName();
+        usedFontNames.push_back( name );
+    }
+    for( OutputDevice::FontMappingUseItem& item : *fontMappingUseData )
+    {
+        if( item.mOriginalFont == originalName && item.mUsedFonts == usedFontNames )
+        {
+            ++item.mCount;
+            return;
+        }
+    }
+    fontMappingUseData->push_back( { originalName, usedFontNames, 1 } );
+}
+
+void OutputDevice::StartTrackingFontMappingUse()
+{
+    delete fontMappingUseData;
+    fontMappingUseData = new FontMappingUseData;
+}
+
+OutputDevice::FontMappingUseData OutputDevice::FinishTrackingFontMappingUse()
+{
+    if(!fontMappingUseData)
+        return {};
+    FontMappingUseData ret = std::move( *fontMappingUseData );
+    delete fontMappingUseData;
+    fontMappingUseData = nullptr;
+    return ret;
+}
+
+std::unique_ptr<SalLayout> OutputDevice::ImplLayout(const OUString& rOrigStr,
+                                    sal_Int32 nMinIndex, sal_Int32 nLen,
+                                    const Point& rLogicalPos, tools::Long nLogicalWidth,
+                                    KernArraySpan pDXArray,
+                                    std::span<const sal_Bool> pKashidaArray,
+                                    SalLayoutFlags flags,
+         vcl::text::TextLayoutCache const* pLayoutCache,
+         const SalLayoutGlyphs* pGlyphs) const
+{
+    if (pGlyphs && !pGlyphs->IsValid())
+    {
+        SAL_WARN("vcl", "Trying to setup invalid cached glyphs - falling back to relayout!");
+        pGlyphs = nullptr;
+    }
+#ifdef DBG_UTIL
+    if (pGlyphs)
+    {
+        for( int level = 0;; ++level )
+        {
+            SalLayoutGlyphsImpl* glyphsImpl = pGlyphs->Impl(level);
+            if(glyphsImpl == nullptr)
+                break;
+            // It is allowed to reuse only glyphs created with SalLayoutFlags::GlyphItemsOnly.
+            // If the glyphs have already been used, the AdjustLayout() call below might have
+            // altered them (MultiSalLayout::ImplAdjustMultiLayout() drops glyphs that need
+            // fallback from the base layout, but then GenericSalLayout::LayoutText()
+            // would not know to call SetNeedFallback()).
+            assert(glyphsImpl->GetFlags() & SalLayoutFlags::GlyphItemsOnly);
+        }
+    }
+#endif
+
+    if (!InitFont())
+        return nullptr;
+
+    // check string index and length
+    if( -1 == nLen || nMinIndex + nLen > rOrigStr.getLength() )
+    {
+        const sal_Int32 nNewLen = rOrigStr.getLength() - nMinIndex;
+        if( nNewLen <= 0 )
+            return nullptr;
+        nLen = nNewLen;
+    }
+
+    OUString aStr = rOrigStr;
+
+    // recode string if needed
+    if( mpFontInstance->mpConversion ) {
+        mpFontInstance->mpConversion->RecodeString( aStr, 0, aStr.getLength() );
+        pLayoutCache = nullptr; // don't use cache with modified string!
+        pGlyphs = nullptr;
+    }
+
+    double nPixelWidth = nLogicalWidth;
+    if( nLogicalWidth && mbMap )
+    {
+        // convert from logical units to physical units
+        nPixelWidth = ImplLogicWidthToDeviceSubPixel(nLogicalWidth);
+    }
+
+    vcl::text::ImplLayoutArgs aLayoutArgs = ImplPrepareLayoutArgs( aStr, nMinIndex, nLen,
+            nPixelWidth, flags, pLayoutCache);
+
+    double nEndGlyphCoord(0);
+    std::unique_ptr<double[]> xDXPixelArray;
+    if( !pDXArray.empty() )
+    {
+        xDXPixelArray.reset(new double[nLen]);
+
+        if (mbMap)
+        {
+            // convert from logical units to font units without rounding,
+            // keeping accuracy for lower levels
+            int nSubPixels = pDXArray.get_factor();
+            for (int i = 0; i < nLen; ++i)
+                xDXPixelArray[i] = ImplLogicWidthToDeviceSubPixel(pDXArray.get_subunit(i)) / nSubPixels;
+            nEndGlyphCoord = xDXPixelArray[nLen - 1];
+        }
+        else
+        {
+            for(int i = 0; i < nLen; ++i)
+                xDXPixelArray[i] = pDXArray.get(i);
+            nEndGlyphCoord = std::lround(xDXPixelArray[nLen - 1]);
+        }
+
+        aLayoutArgs.SetDXArray(xDXPixelArray.get());
+    }
+
+    if (!pKashidaArray.empty())
+        aLayoutArgs.SetKashidaArray(pKashidaArray.data());
+
+    // get matching layout object for base font
+    std::unique_ptr<SalLayout> pSalLayout = mpGraphics->GetTextLayout(0);
+
+    if (pSalLayout)
+        pSalLayout->SetSubpixelPositioning(mbMap);
+
+    // layout text
+    if( pSalLayout && !pSalLayout->LayoutText( aLayoutArgs, pGlyphs ? pGlyphs->Impl(0) : nullptr ) )
+    {
+        pSalLayout.reset();
+    }
+
+    if( !pSalLayout )
+        return nullptr;
+
+    // do glyph fallback if needed
+    // #105768# avoid fallback for very small font sizes
+    if (aLayoutArgs.HasFallbackRun() && mpFontInstance->GetFontSelectPattern().mnHeight >= 3)
+        pSalLayout = ImplGlyphFallbackLayout(std::move(pSalLayout), aLayoutArgs, pGlyphs);
+
+    if (flags & SalLayoutFlags::GlyphItemsOnly)
+        // Return glyph items only after fallback handling. Otherwise they may
+        // contain invalid glyph IDs.
+        return pSalLayout;
+
+    // position, justify, etc. the layout
+    pSalLayout->AdjustLayout( aLayoutArgs );
+
+    // default to on for pdf export, which uses SubPixelToLogic to convert back to
+    // the logical coord space, of if we are scaling/mapping
+    if (mbMap || meOutDevType == OUTDEV_PDF)
+        pSalLayout->DrawBase() = ImplLogicToDeviceSubPixel(rLogicalPos);
+    else
+    {
+        Point aDevicePos = ImplLogicToDevicePixel(rLogicalPos);
+        pSalLayout->DrawBase() = basegfx::B2DPoint(aDevicePos.X(), aDevicePos.Y());
+    }
+
+    // adjust to right alignment if necessary
+    if( aLayoutArgs.mnFlags & SalLayoutFlags::RightAlign )
+    {
+        double nRTLOffset;
+        if (!pDXArray.empty())
+            nRTLOffset = nEndGlyphCoord;
+        else if( nPixelWidth )
+            nRTLOffset = nPixelWidth;
+        else
+            nRTLOffset = pSalLayout->GetTextWidth();
+        pSalLayout->DrawOffset().setX( 1 - nRTLOffset );
+    }
+
+    if(IsTrackingFontMappingUse())
+        TrackFontMappingUse(GetFont(), pSalLayout.get());
+
+    return pSalLayout;
+}
+
+std::shared_ptr<const vcl::text::TextLayoutCache> OutputDevice::CreateTextLayoutCache(
+        OUString const& rString)
+{
+    return vcl::text::TextLayoutCache::Create(rString);
+}
+
+bool OutputDevice::GetTextIsRTL( const OUString& rString, sal_Int32 nIndex, sal_Int32 nLen ) const
+{
+    OUString aStr( rString );
+    vcl::text::ImplLayoutArgs aArgs = ImplPrepareLayoutArgs(aStr, nIndex, nLen, 0);
+    bool bRTL = false;
+    int nCharPos = -1;
+    if (!aArgs.GetNextPos(&nCharPos, &bRTL))
+        return false;
+    return (nCharPos != nIndex);
+}
+
+sal_Int32 OutputDevice::GetTextBreak( const OUString& rStr, tools::Long nTextWidth,
+                                       sal_Int32 nIndex, sal_Int32 nLen,
+                                       tools::Long nCharExtra,
+         vcl::text::TextLayoutCache const*const pLayoutCache,
+         const SalLayoutGlyphs* pGlyphs) const
+{
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout( rStr, nIndex, nLen,
+            Point(0,0), 0, {}, {}, eDefaultLayout, pLayoutCache, pGlyphs);
+    sal_Int32 nRetVal = -1;
+    if( pSalLayout )
+    {
+        // convert logical widths into layout units
+        // NOTE: be very careful to avoid rounding errors for nCharExtra case
+        // problem with rounding errors especially for small nCharExtras
+        // TODO: remove when layout units have subpixel granularity
+        tools::Long nSubPixelFactor = 1;
+        if (!mbMap)
+            nSubPixelFactor = 64;
+        double nTextPixelWidth = ImplLogicWidthToDeviceSubPixel(nTextWidth * nSubPixelFactor);
+        double nExtraPixelWidth = 0;
+        if( nCharExtra != 0 )
+            nExtraPixelWidth = ImplLogicWidthToDeviceSubPixel(nCharExtra * nSubPixelFactor);
+        nRetVal = pSalLayout->GetTextBreak( nTextPixelWidth, nExtraPixelWidth, nSubPixelFactor );
+    }
+
+    return nRetVal;
+}
+
+sal_Int32 OutputDevice::GetTextBreak( const OUString& rStr, tools::Long nTextWidth,
+                                       sal_Unicode nHyphenChar, sal_Int32& rHyphenPos,
+                                       sal_Int32 nIndex, sal_Int32 nLen,
+                                       tools::Long nCharExtra,
+         vcl::text::TextLayoutCache const*const pLayoutCache,
+         const SalLayoutGlyphs* pGlyphs) const
+{
+    rHyphenPos = -1;
+
+    std::unique_ptr<SalLayout> pSalLayout = ImplLayout( rStr, nIndex, nLen,
+            Point(0,0), 0, {}, {}, eDefaultLayout, pLayoutCache, pGlyphs);
+    sal_Int32 nRetVal = -1;
+    if( pSalLayout )
+    {
+        // convert logical widths into layout units
+        // NOTE: be very careful to avoid rounding errors for nCharExtra case
+        // problem with rounding errors especially for small nCharExtras
+        // TODO: remove when layout units have subpixel granularity
+        tools::Long nSubPixelFactor = 1;
+        if (!mbMap)
+            nSubPixelFactor = 64;
+
+        double nTextPixelWidth = ImplLogicWidthToDeviceSubPixel(nTextWidth * nSubPixelFactor);
+        double nExtraPixelWidth = 0;
+        if( nCharExtra != 0 )
+            nExtraPixelWidth = ImplLogicWidthToDeviceSubPixel(nCharExtra * nSubPixelFactor);
+
+        // calculate un-hyphenated break position
+        nRetVal = pSalLayout->GetTextBreak( nTextPixelWidth, nExtraPixelWidth, nSubPixelFactor );
+
+        // calculate hyphenated break position
+        OUString aHyphenStr(nHyphenChar);
+        std::unique_ptr<SalLayout> pHyphenLayout = ImplLayout( aHyphenStr, 0, 1 );
+        if( pHyphenLayout )
+        {
+            // calculate subpixel width of hyphenation character
+            double nHyphenPixelWidth = pHyphenLayout->GetTextWidth() * nSubPixelFactor;
+
+            // calculate hyphenated break position
+            nTextPixelWidth -= nHyphenPixelWidth;
+            if( nExtraPixelWidth > 0 )
+                nTextPixelWidth -= nExtraPixelWidth;
+
+            rHyphenPos = pSalLayout->GetTextBreak(nTextPixelWidth, nExtraPixelWidth, nSubPixelFactor);
+
+            if( rHyphenPos > nRetVal )
+                rHyphenPos = nRetVal;
+        }
+    }
+
+    return nRetVal;
+}
+
+void OutputDevice::ImplDrawText( OutputDevice& rTargetDevice, const tools::Rectangle& rRect,
+                                 const OUString& rOrigStr, DrawTextFlags nStyle,
+                                 std::vector< tools::Rectangle >* pVector, OUString* pDisplayText,
+                                 vcl::TextLayoutCommon& _rLayout )
+{
+
+    Color aOldTextColor;
+    Color aOldTextFillColor;
+    bool  bRestoreFillColor = false;
+    if ( (nStyle & DrawTextFlags::Disable) && ! pVector )
+    {
+        bool  bHighContrastBlack = false;
+        bool  bHighContrastWhite = false;
+        const StyleSettings& rStyleSettings( rTargetDevice.GetSettings().GetStyleSettings() );
+        if( rStyleSettings.GetHighContrastMode() )
+        {
+            Color aCol;
+            if( rTargetDevice.IsBackground() )
+                aCol = rTargetDevice.GetBackground().GetColor();
+            else
+                // best guess is the face color here
+                // but it may be totally wrong. the background color
+                // was typically already reset
+                aCol = rStyleSettings.GetFaceColor();
+
+            bHighContrastBlack = aCol.IsDark();
+            bHighContrastWhite = aCol.IsBright();
+        }
+
+        aOldTextColor = rTargetDevice.GetTextColor();
+        if ( rTargetDevice.IsTextFillColor() )
+        {
+            bRestoreFillColor = true;
+            aOldTextFillColor = rTargetDevice.GetTextFillColor();
+        }
+        if( bHighContrastBlack )
+            rTargetDevice.SetTextColor( COL_GREEN );
+        else if( bHighContrastWhite )
+            rTargetDevice.SetTextColor( COL_LIGHTGREEN );
+        else
+        {
+            // draw disabled text always without shadow
+            // as it fits better with native look
+            rTargetDevice.SetTextColor( rTargetDevice.GetSettings().GetStyleSettings().GetDisableColor() );
+        }
+    }
+
+    tools::Long        nWidth          = rRect.GetWidth();
+    tools::Long        nHeight         = rRect.GetHeight();
+
+    if (nWidth <= 0 || nHeight <= 0)
+    {
+        if (nStyle & DrawTextFlags::Clip)
+            return;
+        static bool bFuzzing = utl::ConfigManager::IsFuzzing();
+        SAL_WARN_IF(bFuzzing, "vcl", "skipping negative rectangle of: " << nWidth << " x " << nHeight);
+        if (bFuzzing)
+            return;
+    }
+
+    Point       aPos            = rRect.TopLeft();
+
+    tools::Long        nTextHeight     = rTargetDevice.GetTextHeight();
+    TextAlign   eAlign          = rTargetDevice.GetTextAlign();
+    sal_Int32   nMnemonicPos    = -1;
+
+    OUString aStr = rOrigStr;
+    if ( nStyle & DrawTextFlags::Mnemonic )
+        aStr = removeMnemonicFromString( aStr, nMnemonicPos );
+
+    const bool bDrawMnemonics = !(rTargetDevice.GetSettings().GetStyleSettings().GetOptions() & StyleSettingsOptions::NoMnemonics) && !pVector;
+
+    // We treat multiline text differently
+    if ( nStyle & DrawTextFlags::MultiLine )
+    {
+
+        ImplMultiTextLineInfo   aMultiLineInfo;
+        sal_Int32               i;
+        sal_Int32               nFormatLines;
+
+        if ( nTextHeight )
+        {
+            tools::Long nMaxTextWidth = _rLayout.GetTextLines(rRect, nTextHeight, aMultiLineInfo, nWidth, aStr, nStyle);
+            sal_Int32 nLines = static_cast<sal_Int32>(nHeight/nTextHeight);
+            OUString aLastLine;
+            nFormatLines = aMultiLineInfo.Count();
+            if (nLines <= 0)
+                nLines = 1;
+            if ( nFormatLines > nLines )
+            {
+                if ( nStyle & DrawTextFlags::EndEllipsis )
+                {
+                    // Create last line and shorten it
+                    nFormatLines = nLines-1;
+
+                    ImplTextLineInfo& rLineInfo = aMultiLineInfo.GetLine( nFormatLines );
+                    aLastLine = convertLineEnd(aStr.copy(rLineInfo.GetIndex()), LINEEND_LF);
+                    // Replace all LineFeeds with Spaces
+                    OUStringBuffer aLastLineBuffer(aLastLine);
+                    sal_Int32 nLastLineLen = aLastLineBuffer.getLength();
+                    for ( i = 0; i < nLastLineLen; i++ )
+                    {
+                        if ( aLastLineBuffer[ i ] == '\n' )
+                            aLastLineBuffer[ i ] = ' ';
+                    }
+                    aLastLine = aLastLineBuffer.makeStringAndClear();
+                    aLastLine = _rLayout.GetEllipsisString(aLastLine, nWidth, nStyle);
+                    nStyle &= ~DrawTextFlags(DrawTextFlags::VCenter | DrawTextFlags::Bottom);
+                    nStyle |= DrawTextFlags::Top;
+                }
+            }
+            else
+            {
+                if ( nMaxTextWidth <= nWidth )
+                    nStyle &= ~DrawTextFlags::Clip;
+            }
+
+            // Do we need to clip the height?
+            if ( nFormatLines*nTextHeight > nHeight )
+                nStyle |= DrawTextFlags::Clip;
+
+            // Set clipping
+            if ( nStyle & DrawTextFlags::Clip )
+            {
+                rTargetDevice.Push( vcl::PushFlags::CLIPREGION );
+                rTargetDevice.IntersectClipRegion( rRect );
+            }
+
+            // Vertical alignment
+            if ( nStyle & DrawTextFlags::Bottom )
+                aPos.AdjustY(nHeight-(nFormatLines*nTextHeight) );
+            else if ( nStyle & DrawTextFlags::VCenter )
+                aPos.AdjustY((nHeight-(nFormatLines*nTextHeight))/2 );
+
+            // Font alignment
+            if ( eAlign == ALIGN_BOTTOM )
+                aPos.AdjustY(nTextHeight );
+            else if ( eAlign == ALIGN_BASELINE )
+                aPos.AdjustY(rTargetDevice.GetFontMetric().GetAscent() );
+
+            // Output all lines except for the last one
+            for ( i = 0; i < nFormatLines; i++ )
+            {
+                ImplTextLineInfo& rLineInfo = aMultiLineInfo.GetLine( i );
+                if ( nStyle & DrawTextFlags::Right )
+                    aPos.AdjustX(nWidth-rLineInfo.GetWidth() );
+                else if ( nStyle & DrawTextFlags::Center )
+                    aPos.AdjustX((nWidth-rLineInfo.GetWidth())/2 );
+                sal_Int32 nIndex   = rLineInfo.GetIndex();
+                sal_Int32 nLineLen = rLineInfo.GetLen();
+                _rLayout.DrawText( aPos, aStr, nIndex, nLineLen, pVector, pDisplayText );
+                if ( bDrawMnemonics )
+                {
+                    if ( (nMnemonicPos >= nIndex) && (nMnemonicPos < nIndex+nLineLen) )
+                    {
+                        tools::Long        nMnemonicX;
+                        tools::Long        nMnemonicY;
+
+                        KernArray aDXArray;
+                        _rLayout.GetTextArray(aStr, &aDXArray, nIndex, nLineLen, true);
+                        sal_Int32 nPos = nMnemonicPos - nIndex;
+                        sal_Int32 lc_x1 = nPos ? aDXArray[nPos - 1] : 0;
+                        sal_Int32 lc_x2 = aDXArray[nPos];
+                        double nMnemonicWidth = rTargetDevice.ImplLogicWidthToDeviceSubPixel(std::abs(lc_x1 - lc_x2));
+
+                        Point       aTempPos = rTargetDevice.LogicToPixel( aPos );
+                        nMnemonicX = rTargetDevice.GetOutOffXPixel() + aTempPos.X() + rTargetDevice.ImplLogicWidthToDevicePixel( std::min( lc_x1, lc_x2 ) );
+                        nMnemonicY = rTargetDevice.GetOutOffYPixel() + aTempPos.Y() + rTargetDevice.ImplLogicWidthToDevicePixel( rTargetDevice.GetFontMetric().GetAscent() );
+                        rTargetDevice.ImplDrawMnemonicLine( nMnemonicX, nMnemonicY, nMnemonicWidth );
+                    }
+                }
+                aPos.AdjustY(nTextHeight );
+                aPos.setX( rRect.Left() );
+            }
+
+            // If there still is a last line, we output it left-aligned as the line would be clipped
+            if ( !aLastLine.isEmpty() )
+                _rLayout.DrawText( aPos, aLastLine, 0, aLastLine.getLength(), pVector, pDisplayText );
+
+            // Reset clipping
+            if ( nStyle & DrawTextFlags::Clip )
+                rTargetDevice.Pop();
+        }
+    }
+    else
+    {
+        tools::Long nTextWidth = _rLayout.GetTextWidth( aStr, 0, -1 );
+
+        // Clip text if needed
+        if ( nTextWidth > nWidth )
+        {
+            if ( nStyle & TEXT_DRAW_ELLIPSIS )
+            {
+                aStr = _rLayout.GetEllipsisString(aStr, nWidth, nStyle);
+                nStyle &= ~DrawTextFlags(DrawTextFlags::Center | DrawTextFlags::Right);
+                nStyle |= DrawTextFlags::Left;
+                nTextWidth = _rLayout.GetTextWidth( aStr, 0, aStr.getLength() );
+            }
+        }
+        else
+        {
+            if ( nTextHeight <= nHeight )
+                nStyle &= ~DrawTextFlags::Clip;
+        }
+
+        // horizontal text alignment
+        if ( nStyle & DrawTextFlags::Right )
+            aPos.AdjustX(nWidth-nTextWidth );
+        else if ( nStyle & DrawTextFlags::Center )
+            aPos.AdjustX((nWidth-nTextWidth)/2 );
+
+        // vertical font alignment
+        if ( eAlign == ALIGN_BOTTOM )
+            aPos.AdjustY(nTextHeight );
+        else if ( eAlign == ALIGN_BASELINE )
+            aPos.AdjustY(rTargetDevice.GetFontMetric().GetAscent() );
+
+        if ( nStyle & DrawTextFlags::Bottom )
+            aPos.AdjustY(nHeight-nTextHeight );
+        else if ( nStyle & DrawTextFlags::VCenter )
+            aPos.AdjustY((nHeight-nTextHeight)/2 );
+
+        tools::Long nMnemonicX = 0;
+        tools::Long nMnemonicY = 0;
+        double nMnemonicWidth = 0;
+        if (nMnemonicPos != -1 && nMnemonicPos < aStr.getLength())
+        {
+            KernArray aDXArray;
+            _rLayout.GetTextArray(aStr, &aDXArray, 0, aStr.getLength(), true);
+            tools::Long lc_x1 = nMnemonicPos? aDXArray[nMnemonicPos - 1] : 0;
+            tools::Long lc_x2 = aDXArray[nMnemonicPos];
+            nMnemonicWidth = rTargetDevice.ImplLogicWidthToDeviceSubPixel(std::abs(lc_x1 - lc_x2));
+
+            Point aTempPos = rTargetDevice.LogicToPixel( aPos );
+            nMnemonicX = rTargetDevice.GetOutOffXPixel() + aTempPos.X() + rTargetDevice.ImplLogicWidthToDevicePixel( std::min(lc_x1, lc_x2) );
+            nMnemonicY = rTargetDevice.GetOutOffYPixel() + aTempPos.Y() + rTargetDevice.ImplLogicWidthToDevicePixel( rTargetDevice.GetFontMetric().GetAscent() );
+        }
+
+        if ( nStyle & DrawTextFlags::Clip )
+        {
+            rTargetDevice.Push( vcl::PushFlags::CLIPREGION );
+            rTargetDevice.IntersectClipRegion( rRect );
+            _rLayout.DrawText( aPos, aStr, 0, aStr.getLength(), pVector, pDisplayText );
+            if ( bDrawMnemonics && nMnemonicPos != -1 )
+                rTargetDevice.ImplDrawMnemonicLine( nMnemonicX, nMnemonicY, nMnemonicWidth );
+            rTargetDevice.Pop();
+        }
+        else
+        {
+            _rLayout.DrawText( aPos, aStr, 0, aStr.getLength(), pVector, pDisplayText );
+            if ( bDrawMnemonics && nMnemonicPos != -1 )
+                rTargetDevice.ImplDrawMnemonicLine( nMnemonicX, nMnemonicY, nMnemonicWidth );
+        }
+    }
+
+    if ( nStyle & DrawTextFlags::Disable && !pVector )
+    {
+        rTargetDevice.SetTextColor( aOldTextColor );
+        if ( bRestoreFillColor )
+            rTargetDevice.SetTextFillColor( aOldTextFillColor );
+    }
+}
+
+void OutputDevice::AddTextRectActions( const tools::Rectangle& rRect,
+                                       const OUString&  rOrigStr,
+                                       DrawTextFlags    nStyle,
+                                       GDIMetaFile&     rMtf )
+{
+
+    if ( rOrigStr.isEmpty() || rRect.IsEmpty() )
+        return;
+
+    // we need a graphics
+    if( !mpGraphics && !AcquireGraphics() )
+        return;
+    assert(mpGraphics);
+    if( mbInitClipRegion )
+        InitClipRegion();
+
+    // temporarily swap in passed mtf for action generation, and
+    // disable output generation.
+    const bool bOutputEnabled( IsOutputEnabled() );
+    GDIMetaFile* pMtf = mpMetaFile;
+
+    mpMetaFile = &rMtf;
+    EnableOutput( false );
+
+    // #i47157# Factored out to ImplDrawTextRect(), to be shared
+    // between us and DrawText()
+    vcl::DefaultTextLayout aLayout( *this );
+    ImplDrawText( *this, rRect, rOrigStr, nStyle, nullptr, nullptr, aLayout );
+
+    // and restore again
+    EnableOutput( bOutputEnabled );
+    mpMetaFile = pMtf;
+}
+
+void OutputDevice::DrawText( const tools::Rectangle& rRect, const OUString& rOrigStr, DrawTextFlags nStyle,
+                             std::vector< tools::Rectangle >* pVector, OUString* pDisplayText,
+                             vcl::TextLayoutCommon* _pTextLayout )
+{
+    assert(!is_double_buffered_window());
+
+    if (mpOutDevData->mpRecordLayout)
+    {
+        pVector = &mpOutDevData->mpRecordLayout->m_aUnicodeBoundRects;
+        pDisplayText = &mpOutDevData->mpRecordLayout->m_aDisplayText;
+    }
+
+    bool bDecomposeTextRectAction = ( _pTextLayout != nullptr ) && _pTextLayout->DecomposeTextRectAction();
+    if ( mpMetaFile && !bDecomposeTextRectAction )
+        mpMetaFile->AddAction( new MetaTextRectAction( rRect, rOrigStr, nStyle ) );
+
+    if ( ( !IsDeviceOutputNecessary() && !pVector && !bDecomposeTextRectAction ) || rOrigStr.isEmpty() || rRect.IsEmpty() )
+        return;
+
+    // we need a graphics
+    if( !mpGraphics && !AcquireGraphics() )
+        return;
+    assert(mpGraphics);
+    if( mbInitClipRegion )
+        InitClipRegion();
+    if (mbOutputClipped && !bDecomposeTextRectAction && !pDisplayText)
+        return;
+
+    // temporarily disable mtf action generation (ImplDrawText _does_
+    // create MetaActionType::TEXTs otherwise)
+    GDIMetaFile* pMtf = mpMetaFile;
+    if ( !bDecomposeTextRectAction )
+        mpMetaFile = nullptr;
+
+    // #i47157# Factored out to ImplDrawText(), to be used also
+    // from AddTextRectActions()
+    vcl::DefaultTextLayout aDefaultLayout( *this );
+    ImplDrawText( *this, rRect, rOrigStr, nStyle, pVector, pDisplayText, _pTextLayout ? *_pTextLayout : aDefaultLayout );
+
+    // and enable again
+    mpMetaFile = pMtf;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawText( rRect, rOrigStr, nStyle, pVector, pDisplayText );
+}
+
+tools::Rectangle OutputDevice::GetTextRect( const tools::Rectangle& rRect,
+                                     const OUString& rStr, DrawTextFlags nStyle,
+                                     TextRectInfo* pInfo,
+                                     const vcl::TextLayoutCommon* _pTextLayout ) const
+{
+
+    tools::Rectangle           aRect = rRect;
+    sal_Int32           nLines;
+    tools::Long                nWidth = rRect.GetWidth();
+    tools::Long                nMaxWidth;
+    tools::Long                nTextHeight = GetTextHeight();
+
+    OUString aStr = rStr;
+    if ( nStyle & DrawTextFlags::Mnemonic )
+        aStr = removeMnemonicFromString( aStr );
+
+    if ( nStyle & DrawTextFlags::MultiLine )
+    {
+        ImplMultiTextLineInfo   aMultiLineInfo;
+        sal_Int32               nFormatLines;
+        sal_Int32               i;
+
+        nMaxWidth = 0;
+        vcl::DefaultTextLayout aDefaultLayout( *const_cast< OutputDevice* >( this ) );
+
+        if (_pTextLayout)
+            const_cast<vcl::TextLayoutCommon*>(_pTextLayout)->GetTextLines(rRect, nTextHeight, aMultiLineInfo, nWidth, aStr, nStyle);
+        else
+            aDefaultLayout.GetTextLines(rRect, nTextHeight, aMultiLineInfo, nWidth, aStr, nStyle);
+
+        nFormatLines = aMultiLineInfo.Count();
+        if ( !nTextHeight )
+            nTextHeight = 1;
+        nLines = static_cast<sal_uInt16>(aRect.GetHeight()/nTextHeight);
+        if ( pInfo )
+            pInfo->mnLineCount = nFormatLines;
+        if ( !nLines )
+            nLines = 1;
+        if ( nFormatLines <= nLines )
+            nLines = nFormatLines;
+        else
+        {
+            if ( !(nStyle & DrawTextFlags::EndEllipsis) )
+                nLines = nFormatLines;
+            else
+            {
+                if ( pInfo )
+                    pInfo->mbEllipsis = true;
+                nMaxWidth = nWidth;
+            }
+        }
+        if ( pInfo )
+        {
+            bool bMaxWidth = nMaxWidth == 0;
+            pInfo->mnMaxWidth = 0;
+            for ( i = 0; i < nLines; i++ )
+            {
+                ImplTextLineInfo& rLineInfo = aMultiLineInfo.GetLine( i );
+                if ( bMaxWidth && (rLineInfo.GetWidth() > nMaxWidth) )
+                    nMaxWidth = rLineInfo.GetWidth();
+                if ( rLineInfo.GetWidth() > pInfo->mnMaxWidth )
+                    pInfo->mnMaxWidth = rLineInfo.GetWidth();
+            }
+        }
+        else if ( !nMaxWidth )
+        {
+            for ( i = 0; i < nLines; i++ )
+            {
+                ImplTextLineInfo& rLineInfo = aMultiLineInfo.GetLine( i );
+                if ( rLineInfo.GetWidth() > nMaxWidth )
+                    nMaxWidth = rLineInfo.GetWidth();
+            }
+        }
+    }
+    else
+    {
+        nLines      = 1;
+        nMaxWidth   = _pTextLayout ? _pTextLayout->GetTextWidth( aStr, 0, aStr.getLength() ) : GetTextWidth( aStr );
+
+        if ( pInfo )
+        {
+            pInfo->mnLineCount  = 1;
+            pInfo->mnMaxWidth   = nMaxWidth;
+        }
+
+        if ( (nMaxWidth > nWidth) && (nStyle & TEXT_DRAW_ELLIPSIS) )
+        {
+            if ( pInfo )
+                pInfo->mbEllipsis = true;
+            nMaxWidth = nWidth;
+        }
+    }
+
+    if ( nStyle & DrawTextFlags::Right )
+        aRect.SetLeft( aRect.Right()-nMaxWidth+1 );
+    else if ( nStyle & DrawTextFlags::Center )
+    {
+        aRect.AdjustLeft((nWidth-nMaxWidth)/2 );
+        aRect.SetRight( aRect.Left()+nMaxWidth-1 );
+    }
+    else
+        aRect.SetRight( aRect.Left()+nMaxWidth-1 );
+
+    if ( nStyle & DrawTextFlags::Bottom )
+        aRect.SetTop( aRect.Bottom()-(nTextHeight*nLines)+1 );
+    else if ( nStyle & DrawTextFlags::VCenter )
+    {
+        aRect.AdjustTop((aRect.GetHeight()-(nTextHeight*nLines))/2 );
+        aRect.SetBottom( aRect.Top()+(nTextHeight*nLines)-1 );
+    }
+    else
+        aRect.SetBottom( aRect.Top()+(nTextHeight*nLines)-1 );
+
+    // #99188# get rid of rounding problems when using this rect later
+    if (nStyle & DrawTextFlags::Right)
+        aRect.AdjustLeft( -1 );
+    else
+        aRect.AdjustRight( 1 );
+
+    if (maFont.GetOrientation() != 0_deg10)
+    {
+        tools::Polygon aRotatedPolygon(aRect);
+        aRotatedPolygon.Rotate(Point(aRect.GetWidth() / 2, aRect.GetHeight() / 2), maFont.GetOrientation());
+        return aRotatedPolygon.GetBoundRect();
+    }
+
+    return aRect;
+}
+
+void OutputDevice::DrawCtrlText( const Point& rPos, const OUString& rStr,
+                                 sal_Int32 nIndex, sal_Int32 nLen,
+                                 DrawTextFlags nStyle, std::vector< tools::Rectangle >* pVector, OUString* pDisplayText,
+                                 const SalLayoutGlyphs* pGlyphs )
+{
+    assert(!is_double_buffered_window());
+
+    if( (nLen < 0) || (nIndex + nLen >= rStr.getLength()))
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+
+    if ( !IsDeviceOutputNecessary() || (nIndex >= rStr.getLength()) )
+        return;
+
+    // better get graphics here because ImplDrawMnemonicLine() will not
+    // we need a graphics
+    if( !mpGraphics && !AcquireGraphics() )
+        return;
+    assert(mpGraphics);
+    if( mbInitClipRegion )
+        InitClipRegion();
+    if ( mbOutputClipped )
+        return;
+
+    if( nIndex >= rStr.getLength() )
+        return;
+
+    if( (nLen < 0) || (nIndex + nLen >= rStr.getLength()))
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+    OUString   aStr = rStr;
+    sal_Int32  nMnemonicPos = -1;
+
+    tools::Long        nMnemonicX = 0;
+    tools::Long        nMnemonicY = 0;
+    tools::Long        nMnemonicWidth = 0;
+    if ( (nStyle & DrawTextFlags::Mnemonic) && nLen > 1 )
+    {
+        aStr = removeMnemonicFromString( aStr, nMnemonicPos );
+        if ( nMnemonicPos != -1 )
+        {
+            if( nMnemonicPos < nIndex )
+            {
+                --nIndex;
+            }
+            else
+            {
+                if( nMnemonicPos < (nIndex+nLen) )
+                    --nLen;
+                SAL_WARN_IF( nMnemonicPos >= (nIndex+nLen), "vcl", "Mnemonic underline marker after last character" );
+            }
+            bool bInvalidPos = false;
+
+            if( nMnemonicPos >= nLen )
+            {
+                // may occur in BiDi-Strings: the '~' is sometimes found behind the last char
+                // due to some strange BiDi text editors
+                // -> place the underline behind the string to indicate a failure
+                bInvalidPos = true;
+                nMnemonicPos = nLen-1;
+            }
+
+            KernArray aDXArray;
+            GetTextArray(aStr, &aDXArray, nIndex, nLen, true, nullptr, pGlyphs);
+            sal_Int32 nPos = nMnemonicPos - nIndex;
+            sal_Int32 lc_x1 = nPos ? aDXArray[nPos - 1] : 0;
+            sal_Int32 lc_x2 = aDXArray[nPos];
+            nMnemonicWidth = std::abs(lc_x1 - lc_x2);
+
+            Point aTempPos( std::min(lc_x1,lc_x2), GetFontMetric().GetAscent() );
+            if( bInvalidPos )  // #106952#, place behind the (last) character
+                aTempPos = Point( std::max(lc_x1,lc_x2), GetFontMetric().GetAscent() );
+
+            aTempPos += rPos;
+            aTempPos = LogicToPixel( aTempPos );
+            nMnemonicX = mnOutOffX + aTempPos.X();
+            nMnemonicY = mnOutOffY + aTempPos.Y();
+        }
+    }
+
+    if ( nStyle & DrawTextFlags::Disable && ! pVector )
+    {
+        Color aOldTextColor;
+        Color aOldTextFillColor;
+        bool  bRestoreFillColor;
+        bool  bHighContrastBlack = false;
+        bool  bHighContrastWhite = false;
+        const StyleSettings& rStyleSettings( GetSettings().GetStyleSettings() );
+        if( rStyleSettings.GetHighContrastMode() )
+        {
+            if( IsBackground() )
+            {
+                Wallpaper aWall = GetBackground();
+                Color aCol = aWall.GetColor();
+                bHighContrastBlack = aCol.IsDark();
+                bHighContrastWhite = aCol.IsBright();
+            }
+        }
+
+        aOldTextColor = GetTextColor();
+        if ( IsTextFillColor() )
+        {
+            bRestoreFillColor = true;
+            aOldTextFillColor = GetTextFillColor();
+        }
+        else
+            bRestoreFillColor = false;
+
+        if( bHighContrastBlack )
+            SetTextColor( COL_GREEN );
+        else if( bHighContrastWhite )
+            SetTextColor( COL_LIGHTGREEN );
+        else
+            SetTextColor( GetSettings().GetStyleSettings().GetDisableColor() );
+
+        DrawText( rPos, aStr, nIndex, nLen, pVector, pDisplayText );
+        if (!(GetSettings().GetStyleSettings().GetOptions() & StyleSettingsOptions::NoMnemonics))
+        {
+            if ( nMnemonicPos != -1 )
+                ImplDrawMnemonicLine( nMnemonicX, nMnemonicY, nMnemonicWidth );
+        }
+        SetTextColor( aOldTextColor );
+        if ( bRestoreFillColor )
+            SetTextFillColor( aOldTextFillColor );
+    }
+    else
+    {
+        DrawText( rPos, aStr, nIndex, nLen, pVector, pDisplayText, pGlyphs );
+        if ( !(GetSettings().GetStyleSettings().GetOptions() & StyleSettingsOptions::NoMnemonics) && !pVector )
+        {
+            if ( nMnemonicPos != -1 )
+                ImplDrawMnemonicLine( nMnemonicX, nMnemonicY, nMnemonicWidth );
+        }
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawCtrlText( rPos, rStr, nIndex, nLen, nStyle, pVector, pDisplayText );
+}
+
+tools::Long OutputDevice::GetCtrlTextWidth( const OUString& rStr, const SalLayoutGlyphs* pGlyphs ) const
+{
+    sal_Int32 nLen = rStr.getLength();
+    sal_Int32 nIndex = 0;
+
+    sal_Int32 nMnemonicPos;
+    OUString aStr = removeMnemonicFromString( rStr, nMnemonicPos );
+    if ( nMnemonicPos != -1 )
+    {
+        if ( nMnemonicPos < nIndex )
+            nIndex--;
+        else if (static_cast<sal_uLong>(nMnemonicPos) < static_cast<sal_uLong>(nIndex+nLen))
+            nLen--;
+    }
+    return GetTextWidth( aStr, nIndex, nLen, nullptr, pGlyphs );
+}
+
+bool OutputDevice::GetTextBoundRect( tools::Rectangle& rRect,
+                                         const OUString& rStr, sal_Int32 nBase,
+                                         sal_Int32 nIndex, sal_Int32 nLen,
+                                         sal_uLong nLayoutWidth, KernArraySpan pDXAry,
+                                         std::span<const sal_Bool> pKashidaAry,
+                                         const SalLayoutGlyphs* pGlyphs ) const
+{
+    bool bRet = false;
+    rRect.SetEmpty();
+
+    std::unique_ptr<SalLayout> pSalLayout;
+    const Point aPoint;
+    // calculate offset when nBase!=nIndex
+    double nXOffset = 0;
+    if( nBase != nIndex )
+    {
+        sal_Int32 nStart = std::min( nBase, nIndex );
+        sal_Int32 nOfsLen = std::max( nBase, nIndex ) - nStart;
+        pSalLayout = ImplLayout( rStr, nStart, nOfsLen, aPoint, nLayoutWidth, pDXAry, pKashidaAry );
+        if( pSalLayout )
+        {
+            nXOffset = pSalLayout->GetTextWidth();
+            // TODO: fix offset calculation for Bidi case
+            if( nBase < nIndex)
+                nXOffset = -nXOffset;
+        }
+    }
+
+    pSalLayout = ImplLayout(rStr, nIndex, nLen, aPoint, nLayoutWidth, pDXAry, pKashidaAry, eDefaultLayout,
+                            nullptr, pGlyphs);
+    if( pSalLayout )
+    {
+        tools::Rectangle aPixelRect;
+        bRet = pSalLayout->GetBoundRect(aPixelRect);
+
+        if( bRet )
+        {
+            Point aRotatedOfs( mnTextOffX, mnTextOffY );
+            basegfx::B2DPoint aPos = pSalLayout->GetDrawPosition(basegfx::B2DPoint(nXOffset, 0));
+            aRotatedOfs -= Point(aPos.getX(), aPos.getY());
+            aPixelRect += aRotatedOfs;
+            rRect = PixelToLogic( aPixelRect );
+            if( mbMap )
+                rRect += Point( maMapRes.mnMapOfsX, maMapRes.mnMapOfsY );
+        }
+    }
+
+    return bRet;
+}
+
+bool OutputDevice::GetTextOutlines( basegfx::B2DPolyPolygonVector& rVector,
+                                        const OUString& rStr, sal_Int32 nBase,
+                                        sal_Int32 nIndex, sal_Int32 nLen,
+                                        sal_uLong nLayoutWidth,
+                                        KernArraySpan pDXArray,
+                                        std::span<const sal_Bool> pKashidaArray ) const
+{
+    if (!InitFont())
+        return false;
+
+    bool bRet = false;
+    rVector.clear();
+    if( nLen < 0 )
+    {
+        nLen = rStr.getLength() - nIndex;
+    }
+    rVector.reserve( nLen );
+
+    // we want to get the Rectangle in logical units, so to
+    // avoid rounding errors we just size the font in logical units
+    bool bOldMap = mbMap;
+    if( bOldMap )
+    {
+        const_cast<OutputDevice&>(*this).mbMap = false;
+        const_cast<OutputDevice&>(*this).mbNewFont = true;
+    }
+
+    std::unique_ptr<SalLayout> pSalLayout;
+
+    // calculate offset when nBase!=nIndex
+    double nXOffset = 0;
+    if( nBase != nIndex )
+    {
+        sal_Int32 nStart = std::min( nBase, nIndex );
+        sal_Int32 nOfsLen = std::max( nBase, nIndex ) - nStart;
+        pSalLayout = ImplLayout( rStr, nStart, nOfsLen, Point(0,0), nLayoutWidth, pDXArray, pKashidaArray);
+        if( pSalLayout )
+        {
+            nXOffset = pSalLayout->GetTextWidth();
+            pSalLayout.reset();
+            // TODO: fix offset calculation for Bidi case
+            if( nBase > nIndex)
+                nXOffset = -nXOffset;
+        }
+    }
+
+    pSalLayout = ImplLayout( rStr, nIndex, nLen, Point(0,0), nLayoutWidth, pDXArray, pKashidaArray );
+    if( pSalLayout )
+    {
+        bRet = pSalLayout->GetOutline(rVector);
+        if( bRet )
+        {
+            // transform polygon to pixel units
+            basegfx::B2DHomMatrix aMatrix;
+
+            if (nXOffset || mnTextOffX || mnTextOffY)
+            {
+                basegfx::B2DPoint aRotatedOfs(mnTextOffX, mnTextOffY);
+                aRotatedOfs -= pSalLayout->GetDrawPosition(basegfx::B2DPoint(nXOffset, 0));
+                aMatrix.translate( aRotatedOfs.getX(), aRotatedOfs.getY() );
+            }
+
+            if( !aMatrix.isIdentity() )
+            {
+                for (auto & elem : rVector)
+                    elem.transform( aMatrix );
+            }
+        }
+
+        pSalLayout.reset();
+    }
+
+    if( bOldMap )
+    {
+        // restore original font size and map mode
+        const_cast<OutputDevice&>(*this).mbMap = bOldMap;
+        const_cast<OutputDevice&>(*this).mbNewFont = true;
+    }
+
+    return bRet;
+}
+
+bool OutputDevice::GetTextOutlines( PolyPolyVector& rResultVector,
+                                        const OUString& rStr, sal_Int32 nBase,
+                                        sal_Int32 nIndex, sal_Int32 nLen,
+                                        sal_uLong nLayoutWidth, KernArraySpan pDXArray,
+                                        std::span<const sal_Bool> pKashidaArray ) const
+{
+    rResultVector.clear();
+
+    // get the basegfx polypolygon vector
+    basegfx::B2DPolyPolygonVector aB2DPolyPolyVector;
+    if( !GetTextOutlines( aB2DPolyPolyVector, rStr, nBase, nIndex, nLen,
+                         nLayoutWidth, pDXArray, pKashidaArray ) )
+        return false;
+
+    // convert to a tool polypolygon vector
+    rResultVector.reserve( aB2DPolyPolyVector.size() );
+    for (auto const& elem : aB2DPolyPolyVector)
+        rResultVector.emplace_back(elem); // #i76339#
+
+    return true;
+}
+
+bool OutputDevice::GetTextOutline( tools::PolyPolygon& rPolyPoly, const OUString& rStr ) const
+{
+    rPolyPoly.Clear();
+
+    // get the basegfx polypolygon vector
+    basegfx::B2DPolyPolygonVector aB2DPolyPolyVector;
+    if( !GetTextOutlines( aB2DPolyPolyVector, rStr, 0/*nBase*/, 0/*nIndex*/, /*nLen*/-1,
+                         /*nLayoutWidth*/0, /*pDXArray*/{} ) )
+        return false;
+
+    // convert and merge into a tool polypolygon
+    for (auto const& elem : aB2DPolyPolyVector)
+        for(auto const& rB2DPolygon : elem)
+            rPolyPoly.Insert(tools::Polygon(rB2DPolygon)); // #i76339#
+
+    return true;
+}
+
+void OutputDevice::SetSystemTextColor(SystemTextColorFlags nFlags, bool bEnabled)
+{
+    if (nFlags & SystemTextColorFlags::Mono)
+    {
+        SetTextColor(COL_BLACK);
+    }
+    else
+    {
+        if (!bEnabled)
+        {
+            const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
+            SetTextColor(rStyleSettings.GetDisableColor());
+        }
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */