Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 1502 insertions, 0 deletions

diff --git a/drawinglayer/source/processor2d/vclprocessor2d.cxx b/drawinglayer/source/processor2d/vclprocessor2d.cxx
new file mode 100644
index 000000000..ffb649da3
--- /dev/null
+++ b/drawinglayer/source/processor2d/vclprocessor2d.cxx
@@ -0,0 +1,1502 @@
+/* -*- 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 "vclprocessor2d.hxx"
+
+#include "getdigitlanguage.hxx"
+#include "vclhelperbufferdevice.hxx"
+#include <cmath>
+#include <comphelper/string.hxx>
+#include <tools/debug.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/outdev.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <sal/log.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <basegfx/polygon/b2dpolygonclipper.hxx>
+#include <basegfx/color/bcolor.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <drawinglayer/primitive2d/textprimitive2d.hxx>
+#include <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx>
+#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
+#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
+#include <drawinglayer/primitive2d/fillgraphicprimitive2d.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonHairlinePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonMarkerPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonStrokePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonGradientPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonHatchPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonGraphicPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonSelectionPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
+#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
+#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
+#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
+#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
+#include <drawinglayer/primitive2d/markerarrayprimitive2d.hxx>
+#include <drawinglayer/primitive2d/pagepreviewprimitive2d.hxx>
+#include <drawinglayer/primitive2d/textenumsprimitive2d.hxx>
+#include <drawinglayer/primitive2d/svggradientprimitive2d.hxx>
+// for support of Title/Description in all apps when embedding pictures
+#include <drawinglayer/primitive2d/objectinfoprimitive2d.hxx>
+// control support
+#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
+
+#include <drawinglayer/primitive2d/pointarrayprimitive2d.hxx>
+#include <drawinglayer/primitive2d/epsprimitive2d.hxx>
+
+using namespace com::sun::star;
+
+namespace
+{
+sal_uInt32 calculateStepsForSvgGradient(const basegfx::BColor& rColorA,
+                                        const basegfx::BColor& rColorB, double fDelta,
+                                        double fDiscreteUnit)
+{
+    // use color distance, assume to do every color step
+    sal_uInt32 nSteps(basegfx::fround(rColorA.getDistance(rColorB) * 255.0));
+
+    if (nSteps)
+    {
+        // calc discrete length to change color each discrete unit (pixel)
+        const sal_uInt32 nDistSteps(basegfx::fround(fDelta / fDiscreteUnit));
+
+        nSteps = std::min(nSteps, nDistSteps);
+    }
+
+    // reduce quality to 3 discrete units or every 3rd color step for rendering
+    nSteps /= 2;
+
+    // roughly cut when too big or too small (not full quality, reduce complexity)
+    nSteps = std::min(nSteps, sal_uInt32(255));
+    nSteps = std::max(nSteps, sal_uInt32(1));
+
+    return nSteps;
+}
+}
+
+namespace drawinglayer::processor2d
+{
+// rendering support
+
+// directdraw of text simple portion or decorated portion primitive. When decorated, all the extra
+// information is translated to VCL parameters and set at the font.
+// Acceptance is restricted to no shearing and positive scaling in X and Y (no font mirroring
+// for VCL)
+void VclProcessor2D::RenderTextSimpleOrDecoratedPortionPrimitive2D(
+    const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate)
+{
+    // decompose matrix to have position and size of text
+    basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation
+                                          * rTextCandidate.getTextTransform());
+    basegfx::B2DVector aFontScaling, aTranslate;
+    double fRotate, fShearX;
+    aLocalTransform.decompose(aFontScaling, aTranslate, fRotate, fShearX);
+    bool bPrimitiveAccepted(false);
+
+    // tdf#95581: Assume tiny shears are rounding artefacts or whatever and can be ignored,
+    // especially if the effect is less than a pixel.
+    if (std::abs(aFontScaling.getY() * fShearX) < 1)
+    {
+        if (basegfx::fTools::less(aFontScaling.getX(), 0.0)
+            && basegfx::fTools::less(aFontScaling.getY(), 0.0))
+        {
+            // handle special case: If scale is negative in (x,y) (3rd quadrant), it can
+            // be expressed as rotation by PI. Use this since the Font rendering will not
+            // apply the negative scales in any form
+            aFontScaling = basegfx::absolute(aFontScaling);
+            fRotate += F_PI;
+        }
+
+        if (basegfx::fTools::more(aFontScaling.getX(), 0.0)
+            && basegfx::fTools::more(aFontScaling.getY(), 0.0))
+        {
+            // Get the VCL font (use FontHeight as FontWidth)
+            vcl::Font aFont(primitive2d::getVclFontFromFontAttribute(
+                rTextCandidate.getFontAttribute(), aFontScaling.getX(), aFontScaling.getY(),
+                fRotate, rTextCandidate.getLocale()));
+
+            // set FillColor Attribute
+            const Color aFillColor(rTextCandidate.getTextFillColor());
+            if (aFillColor != COL_TRANSPARENT)
+            {
+                aFont.SetFillColor(aFillColor);
+                aFont.SetTransparent(false);
+            }
+
+            // Don't draw fonts without height
+            if (aFont.GetFontHeight() <= 0)
+                return;
+
+            // handle additional font attributes
+            const primitive2d::TextDecoratedPortionPrimitive2D* pTCPP
+                = dynamic_cast<const primitive2d::TextDecoratedPortionPrimitive2D*>(
+                    &rTextCandidate);
+
+            if (pTCPP != nullptr)
+            {
+                // set the color of text decorations
+                const basegfx::BColor aTextlineColor
+                    = maBColorModifierStack.getModifiedColor(pTCPP->getTextlineColor());
+                mpOutputDevice->SetTextLineColor(Color(aTextlineColor));
+
+                // set Overline attribute
+                const FontLineStyle eFontOverline(
+                    primitive2d::mapTextLineToFontLineStyle(pTCPP->getFontOverline()));
+                if (eFontOverline != LINESTYLE_NONE)
+                {
+                    aFont.SetOverline(eFontOverline);
+                    const basegfx::BColor aOverlineColor
+                        = maBColorModifierStack.getModifiedColor(pTCPP->getOverlineColor());
+                    mpOutputDevice->SetOverlineColor(Color(aOverlineColor));
+                    if (pTCPP->getWordLineMode())
+                        aFont.SetWordLineMode(true);
+                }
+
+                // set Underline attribute
+                const FontLineStyle eFontLineStyle(
+                    primitive2d::mapTextLineToFontLineStyle(pTCPP->getFontUnderline()));
+                if (eFontLineStyle != LINESTYLE_NONE)
+                {
+                    aFont.SetUnderline(eFontLineStyle);
+                    if (pTCPP->getWordLineMode())
+                        aFont.SetWordLineMode(true);
+                }
+
+                // set Strikeout attribute
+                const FontStrikeout eFontStrikeout(
+                    primitive2d::mapTextStrikeoutToFontStrikeout(pTCPP->getTextStrikeout()));
+
+                if (eFontStrikeout != STRIKEOUT_NONE)
+                    aFont.SetStrikeout(eFontStrikeout);
+
+                // set EmphasisMark attribute
+                FontEmphasisMark eFontEmphasisMark = FontEmphasisMark::NONE;
+                switch (pTCPP->getTextEmphasisMark())
+                {
+                    default:
+                        SAL_WARN("drawinglayer",
+                                 "Unknown EmphasisMark style " << pTCPP->getTextEmphasisMark());
+                        [[fallthrough]];
+                    case primitive2d::TEXT_FONT_EMPHASIS_MARK_NONE:
+                        eFontEmphasisMark = FontEmphasisMark::NONE;
+                        break;
+                    case primitive2d::TEXT_FONT_EMPHASIS_MARK_DOT:
+                        eFontEmphasisMark = FontEmphasisMark::Dot;
+                        break;
+                    case primitive2d::TEXT_FONT_EMPHASIS_MARK_CIRCLE:
+                        eFontEmphasisMark = FontEmphasisMark::Circle;
+                        break;
+                    case primitive2d::TEXT_FONT_EMPHASIS_MARK_DISC:
+                        eFontEmphasisMark = FontEmphasisMark::Disc;
+                        break;
+                    case primitive2d::TEXT_FONT_EMPHASIS_MARK_ACCENT:
+                        eFontEmphasisMark = FontEmphasisMark::Accent;
+                        break;
+                }
+
+                if (eFontEmphasisMark != FontEmphasisMark::NONE)
+                {
+                    DBG_ASSERT((pTCPP->getEmphasisMarkAbove() != pTCPP->getEmphasisMarkBelow()),
+                               "DrawingLayer: Bad EmphasisMark position!");
+                    if (pTCPP->getEmphasisMarkAbove())
+                        eFontEmphasisMark |= FontEmphasisMark::PosAbove;
+                    else
+                        eFontEmphasisMark |= FontEmphasisMark::PosBelow;
+                    aFont.SetEmphasisMark(eFontEmphasisMark);
+                }
+
+                // set Relief attribute
+                FontRelief eFontRelief = FontRelief::NONE;
+                switch (pTCPP->getTextRelief())
+                {
+                    default:
+                        SAL_WARN("drawinglayer", "Unknown Relief style " << pTCPP->getTextRelief());
+                        [[fallthrough]];
+                    case primitive2d::TEXT_RELIEF_NONE:
+                        eFontRelief = FontRelief::NONE;
+                        break;
+                    case primitive2d::TEXT_RELIEF_EMBOSSED:
+                        eFontRelief = FontRelief::Embossed;
+                        break;
+                    case primitive2d::TEXT_RELIEF_ENGRAVED:
+                        eFontRelief = FontRelief::Engraved;
+                        break;
+                }
+
+                if (eFontRelief != FontRelief::NONE)
+                    aFont.SetRelief(eFontRelief);
+
+                // set Shadow attribute
+                if (pTCPP->getShadow())
+                    aFont.SetShadow(true);
+            }
+
+            // create transformed integer DXArray in view coordinate system
+            std::vector<long> aTransformedDXArray;
+
+            if (!rTextCandidate.getDXArray().empty())
+            {
+                aTransformedDXArray.reserve(rTextCandidate.getDXArray().size());
+                const basegfx::B2DVector aPixelVector(maCurrentTransformation
+                                                      * basegfx::B2DVector(1.0, 0.0));
+                const double fPixelVectorFactor(aPixelVector.getLength());
+
+                for (auto const& elem : rTextCandidate.getDXArray())
+                {
+                    aTransformedDXArray.push_back(basegfx::fround(elem * fPixelVectorFactor));
+                }
+            }
+
+            // set parameters and paint text snippet
+            const basegfx::BColor aRGBFontColor(
+                maBColorModifierStack.getModifiedColor(rTextCandidate.getFontColor()));
+            const basegfx::B2DPoint aPoint(aLocalTransform * basegfx::B2DPoint(0.0, 0.0));
+            const Point aStartPoint(basegfx::fround(aPoint.getX()), basegfx::fround(aPoint.getY()));
+            const ComplexTextLayoutFlags nOldLayoutMode(mpOutputDevice->GetLayoutMode());
+
+            if (rTextCandidate.getFontAttribute().getRTL())
+            {
+                ComplexTextLayoutFlags nRTLLayoutMode(nOldLayoutMode
+                                                      & ~ComplexTextLayoutFlags::BiDiStrong);
+                nRTLLayoutMode
+                    |= ComplexTextLayoutFlags::BiDiRtl | ComplexTextLayoutFlags::TextOriginLeft;
+                mpOutputDevice->SetLayoutMode(nRTLLayoutMode);
+            }
+
+            mpOutputDevice->SetFont(aFont);
+            mpOutputDevice->SetTextColor(Color(aRGBFontColor));
+
+            OUString aText(rTextCandidate.getText());
+            sal_Int32 nPos = rTextCandidate.getTextPosition();
+            sal_Int32 nLen = rTextCandidate.getTextLength();
+
+            long* pDXArray = !aTransformedDXArray.empty() ? aTransformedDXArray.data() : nullptr;
+
+            if (rTextCandidate.isFilled())
+            {
+                basegfx::B2DVector aOldFontScaling, aOldTranslate;
+                double fOldRotate, fOldShearX;
+                rTextCandidate.getTextTransform().decompose(aOldFontScaling, aOldTranslate,
+                                                            fOldRotate, fOldShearX);
+
+                long nWidthToFill = static_cast<long>(
+                    rTextCandidate.getWidthToFill() * aFontScaling.getX() / aOldFontScaling.getX());
+
+                long nWidth
+                    = mpOutputDevice->GetTextArray(rTextCandidate.getText(), pDXArray, 0, 1);
+                long nChars = 2;
+                if (nWidth)
+                    nChars = nWidthToFill / nWidth;
+
+                OUStringBuffer aFilled;
+                comphelper::string::padToLength(aFilled, nChars, aText[0]);
+                aText = aFilled.makeStringAndClear();
+                nPos = 0;
+                nLen = nChars;
+            }
+
+            if (!aTransformedDXArray.empty())
+            {
+                mpOutputDevice->DrawTextArray(aStartPoint, aText, pDXArray, nPos, nLen);
+            }
+            else
+            {
+                mpOutputDevice->DrawText(aStartPoint, aText, nPos, nLen);
+            }
+
+            if (rTextCandidate.getFontAttribute().getRTL())
+            {
+                mpOutputDevice->SetLayoutMode(nOldLayoutMode);
+            }
+
+            bPrimitiveAccepted = true;
+        }
+    }
+
+    if (!bPrimitiveAccepted)
+    {
+        // let break down
+        process(rTextCandidate);
+    }
+}
+
+// direct draw of hairline
+void VclProcessor2D::RenderPolygonHairlinePrimitive2D(
+    const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate, bool bPixelBased)
+{
+    const basegfx::BColor aHairlineColor(
+        maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor()));
+    mpOutputDevice->SetLineColor(Color(aHairlineColor));
+    mpOutputDevice->SetFillColor();
+
+    basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon());
+    aLocalPolygon.transform(maCurrentTransformation);
+
+    if (bPixelBased && getOptionsDrawinglayer().IsAntiAliasing()
+        && getOptionsDrawinglayer().IsSnapHorVerLinesToDiscrete())
+    {
+        // #i98289#
+        // when a Hairline is painted and AntiAliasing is on the option SnapHorVerLinesToDiscrete
+        // allows to suppress AntiAliasing for pure horizontal or vertical lines. This is done since
+        // not-AntiAliased such lines look more pleasing to the eye (e.g. 2D chart content). This
+        // NEEDS to be done in discrete coordinates, so only useful for pixel based rendering.
+        aLocalPolygon = basegfx::utils::snapPointsOfHorizontalOrVerticalEdges(aLocalPolygon);
+    }
+
+    mpOutputDevice->DrawPolyLine(aLocalPolygon, 0.0);
+}
+
+// direct draw of transformed BitmapEx primitive
+void VclProcessor2D::RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate)
+{
+    BitmapEx aBitmapEx(VCLUnoHelper::GetBitmap(rBitmapCandidate.getXBitmap()));
+    const basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation
+                                                * rBitmapCandidate.getTransform());
+
+    if (maBColorModifierStack.count())
+    {
+        aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack);
+
+        if (aBitmapEx.IsEmpty())
+        {
+            // color gets completely replaced, get it
+            const basegfx::BColor aModifiedColor(
+                maBColorModifierStack.getModifiedColor(basegfx::BColor()));
+            basegfx::B2DPolygon aPolygon(basegfx::utils::createUnitPolygon());
+            aPolygon.transform(aLocalTransform);
+
+            mpOutputDevice->SetFillColor(Color(aModifiedColor));
+            mpOutputDevice->SetLineColor();
+            mpOutputDevice->DrawPolygon(aPolygon);
+
+            return;
+        }
+    }
+
+    // #122923# do no longer add Alpha channel here; the right place to do this is when really
+    // the own transformer is used (see OutputDevice::DrawTransformedBitmapEx).
+
+    // draw using OutputDevice'sDrawTransformedBitmapEx
+    mpOutputDevice->DrawTransformedBitmapEx(aLocalTransform, aBitmapEx);
+}
+
+void VclProcessor2D::RenderFillGraphicPrimitive2D(
+    const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate)
+{
+    const attribute::FillGraphicAttribute& rFillGraphicAttribute(
+        rFillBitmapCandidate.getFillGraphic());
+    bool bPrimitiveAccepted(false);
+
+    // #121194# when tiling is used and content is bitmap-based, do direct tiling in the
+    // renderer on pixel base to ensure tight fitting. Do not do this when
+    // the fill is rotated or sheared.
+    if (rFillGraphicAttribute.getTiling())
+    {
+        // content is bitmap(ex)
+        //
+        // for Vector Graphic Data (SVG, EMF+) support, force decomposition when present. This will lead to use
+        // the primitive representation of the vector data directly.
+        //
+        // when graphic is animated, force decomposition to use the correct graphic, else
+        // fill style will not be animated
+        if (GraphicType::Bitmap == rFillGraphicAttribute.getGraphic().GetType()
+            && !rFillGraphicAttribute.getGraphic().getVectorGraphicData()
+            && !rFillGraphicAttribute.getGraphic().IsAnimated())
+        {
+            // decompose matrix to check for shear, rotate and mirroring
+            basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation
+                                                  * rFillBitmapCandidate.getTransformation());
+            basegfx::B2DVector aScale, aTranslate;
+            double fRotate, fShearX;
+            aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX);
+
+            // when nopt rotated/sheared
+            if (basegfx::fTools::equalZero(fRotate) && basegfx::fTools::equalZero(fShearX))
+            {
+                // no shear or rotate, draw direct in pixel coordinates
+                bPrimitiveAccepted = true;
+
+                // transform object range to device coordinates (pixels). Use
+                // the device transformation for better accuracy
+                basegfx::B2DRange aObjectRange(aTranslate, aTranslate + aScale);
+                aObjectRange.transform(mpOutputDevice->GetViewTransformation());
+
+                // extract discrete size of object
+                const sal_Int32 nOWidth(basegfx::fround(aObjectRange.getWidth()));
+                const sal_Int32 nOHeight(basegfx::fround(aObjectRange.getHeight()));
+
+                // only do something when object has a size in discrete units
+                if (nOWidth > 0 && nOHeight > 0)
+                {
+                    // transform graphic range to device coordinates (pixels). Use
+                    // the device transformation for better accuracy
+                    basegfx::B2DRange aGraphicRange(rFillGraphicAttribute.getGraphicRange());
+                    aGraphicRange.transform(mpOutputDevice->GetViewTransformation()
+                                            * aLocalTransform);
+
+                    // extract discrete size of graphic
+                    // caution: when getting to zero, nothing would be painted; thus, do not allow this
+                    const sal_Int32 nBWidth(
+                        std::max(sal_Int32(1), basegfx::fround(aGraphicRange.getWidth())));
+                    const sal_Int32 nBHeight(
+                        std::max(sal_Int32(1), basegfx::fround(aGraphicRange.getHeight())));
+
+                    // only do something when bitmap fill has a size in discrete units
+                    if (nBWidth > 0 && nBHeight > 0)
+                    {
+                        // nBWidth, nBHeight is the pixel size of the needed bitmap. To not need to scale it
+                        // in vcl many times, create a size-optimized version
+                        const Size aNeededBitmapSizePixel(nBWidth, nBHeight);
+                        BitmapEx aBitmapEx(rFillGraphicAttribute.getGraphic().GetBitmapEx());
+                        const bool bPreScaled(nBWidth * nBHeight < (250 * 250));
+
+                        // ... but only up to a maximum size, else it gets too expensive
+                        if (bPreScaled)
+                        {
+                            // if color depth is below 24bit, expand before scaling for better quality.
+                            // This is even needed for low colors, else the scale will produce
+                            // a bitmap in gray or Black/White (!)
+                            if (aBitmapEx.GetBitCount() < 24)
+                            {
+                                aBitmapEx.Convert(BmpConversion::N24Bit);
+                            }
+
+                            aBitmapEx.Scale(aNeededBitmapSizePixel, BmpScaleFlag::Interpolate);
+                        }
+
+                        bool bPainted(false);
+
+                        if (maBColorModifierStack.count())
+                        {
+                            // when color modifier, apply to bitmap
+                            aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack);
+
+                            // impModifyBitmapEx uses empty bitmap as sign to return that
+                            // the content will be completely replaced to mono color, use shortcut
+                            if (aBitmapEx.IsEmpty())
+                            {
+                                // color gets completely replaced, get it
+                                const basegfx::BColor aModifiedColor(
+                                    maBColorModifierStack.getModifiedColor(basegfx::BColor()));
+                                basegfx::B2DPolygon aPolygon(basegfx::utils::createUnitPolygon());
+                                aPolygon.transform(aLocalTransform);
+
+                                mpOutputDevice->SetFillColor(Color(aModifiedColor));
+                                mpOutputDevice->SetLineColor();
+                                mpOutputDevice->DrawPolygon(aPolygon);
+
+                                bPainted = true;
+                            }
+                        }
+
+                        if (!bPainted)
+                        {
+                            sal_Int32 nBLeft(basegfx::fround(aGraphicRange.getMinX()));
+                            sal_Int32 nBTop(basegfx::fround(aGraphicRange.getMinY()));
+                            const sal_Int32 nOLeft(basegfx::fround(aObjectRange.getMinX()));
+                            const sal_Int32 nOTop(basegfx::fround(aObjectRange.getMinY()));
+                            sal_Int32 nPosX(0);
+                            sal_Int32 nPosY(0);
+
+                            if (nBLeft > nOLeft)
+                            {
+                                const sal_Int32 nDiff((nBLeft / nBWidth) + 1);
+
+                                nPosX -= nDiff;
+                                nBLeft -= nDiff * nBWidth;
+                            }
+
+                            if (nBLeft + nBWidth <= nOLeft)
+                            {
+                                const sal_Int32 nDiff(-nBLeft / nBWidth);
+
+                                nPosX += nDiff;
+                                nBLeft += nDiff * nBWidth;
+                            }
+
+                            if (nBTop > nOTop)
+                            {
+                                const sal_Int32 nDiff((nBTop / nBHeight) + 1);
+
+                                nPosY -= nDiff;
+                                nBTop -= nDiff * nBHeight;
+                            }
+
+                            if (nBTop + nBHeight <= nOTop)
+                            {
+                                const sal_Int32 nDiff(-nBTop / nBHeight);
+
+                                nPosY += nDiff;
+                                nBTop += nDiff * nBHeight;
+                            }
+
+                            // prepare OutDev
+                            const Point aEmptyPoint(0, 0);
+                            const ::tools::Rectangle aVisiblePixel(
+                                aEmptyPoint, mpOutputDevice->GetOutputSizePixel());
+                            const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled());
+                            mpOutputDevice->EnableMapMode(false);
+
+                            // check if offset is used
+                            const sal_Int32 nOffsetX(
+                                basegfx::fround(rFillGraphicAttribute.getOffsetX() * nBWidth));
+
+                            if (nOffsetX)
+                            {
+                                // offset in X, so iterate over Y first and draw lines
+                                for (sal_Int32 nYPos(nBTop); nYPos < nOTop + nOHeight;
+                                     nYPos += nBHeight, nPosY++)
+                                {
+                                    for (sal_Int32 nXPos((nPosY % 2) ? nBLeft - nBWidth + nOffsetX
+                                                                     : nBLeft);
+                                         nXPos < nOLeft + nOWidth; nXPos += nBWidth)
+                                    {
+                                        const ::tools::Rectangle aOutRectPixel(
+                                            Point(nXPos, nYPos), aNeededBitmapSizePixel);
+
+                                        if (aOutRectPixel.IsOver(aVisiblePixel))
+                                        {
+                                            if (bPreScaled)
+                                            {
+                                                mpOutputDevice->DrawBitmapEx(
+                                                    aOutRectPixel.TopLeft(), aBitmapEx);
+                                            }
+                                            else
+                                            {
+                                                mpOutputDevice->DrawBitmapEx(
+                                                    aOutRectPixel.TopLeft(), aNeededBitmapSizePixel,
+                                                    aBitmapEx);
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                            else
+                            {
+                                // check if offset is used
+                                const sal_Int32 nOffsetY(
+                                    basegfx::fround(rFillGraphicAttribute.getOffsetY() * nBHeight));
+
+                                // possible offset in Y, so iterate over X first and draw columns
+                                for (sal_Int32 nXPos(nBLeft); nXPos < nOLeft + nOWidth;
+                                     nXPos += nBWidth, nPosX++)
+                                {
+                                    for (sal_Int32 nYPos((nPosX % 2) ? nBTop - nBHeight + nOffsetY
+                                                                     : nBTop);
+                                         nYPos < nOTop + nOHeight; nYPos += nBHeight)
+                                    {
+                                        const ::tools::Rectangle aOutRectPixel(
+                                            Point(nXPos, nYPos), aNeededBitmapSizePixel);
+
+                                        if (aOutRectPixel.IsOver(aVisiblePixel))
+                                        {
+                                            if (bPreScaled)
+                                            {
+                                                mpOutputDevice->DrawBitmapEx(
+                                                    aOutRectPixel.TopLeft(), aBitmapEx);
+                                            }
+                                            else
+                                            {
+                                                mpOutputDevice->DrawBitmapEx(
+                                                    aOutRectPixel.TopLeft(), aNeededBitmapSizePixel,
+                                                    aBitmapEx);
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+
+                            // restore OutDev
+                            mpOutputDevice->EnableMapMode(bWasEnabled);
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    if (!bPrimitiveAccepted)
+    {
+        // do not accept, use decomposition
+        process(rFillBitmapCandidate);
+    }
+}
+
+// direct draw of Graphic
+void VclProcessor2D::RenderPolyPolygonGraphicPrimitive2D(
+    const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate)
+{
+    bool bDone(false);
+    const basegfx::B2DPolyPolygon& rPolyPolygon = rPolygonCandidate.getB2DPolyPolygon();
+
+    // #121194# Todo: check if this works
+    if (!rPolyPolygon.count())
+    {
+        // empty polyPolygon, done
+        bDone = true;
+    }
+    else
+    {
+        const attribute::FillGraphicAttribute& rFillGraphicAttribute
+            = rPolygonCandidate.getFillGraphic();
+
+        // try to catch cases where the graphic will be color-modified to a single
+        // color (e.g. shadow)
+        switch (rFillGraphicAttribute.getGraphic().GetType())
+        {
+            case GraphicType::GdiMetafile:
+            {
+                // metafiles are potentially transparent, cannot optimize, not done
+                break;
+            }
+            case GraphicType::Bitmap:
+            {
+                if (!rFillGraphicAttribute.getGraphic().IsTransparent()
+                    && !rFillGraphicAttribute.getGraphic().IsAlpha())
+                {
+                    // bitmap is not transparent and has no alpha
+                    const sal_uInt32 nBColorModifierStackCount(maBColorModifierStack.count());
+
+                    if (nBColorModifierStackCount)
+                    {
+                        const basegfx::BColorModifierSharedPtr& rTopmostModifier
+                            = maBColorModifierStack.getBColorModifier(nBColorModifierStackCount
+                                                                      - 1);
+                        const basegfx::BColorModifier_replace* pReplacer
+                            = dynamic_cast<const basegfx::BColorModifier_replace*>(
+                                rTopmostModifier.get());
+
+                        if (pReplacer)
+                        {
+                            // the bitmap fill is in unified color, so we can replace it with
+                            // a single polygon fill. The form of the fill depends on tiling
+                            if (rFillGraphicAttribute.getTiling())
+                            {
+                                // with tiling, fill the whole tools::PolyPolygon with the modifier color
+                                basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolyPolygon);
+
+                                aLocalPolyPolygon.transform(maCurrentTransformation);
+                                mpOutputDevice->SetLineColor();
+                                mpOutputDevice->SetFillColor(Color(pReplacer->getBColor()));
+                                mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon);
+                            }
+                            else
+                            {
+                                // without tiling, only the area common to the bitmap tile and the
+                                // tools::PolyPolygon is filled. Create the bitmap tile area in object
+                                // coordinates. For this, the object transformation needs to be created
+                                // from the already scaled PolyPolygon. The tile area in object
+                                // coordinates will always be non-rotated, so it's not necessary to
+                                // work with a polygon here
+                                basegfx::B2DRange aTileRange(
+                                    rFillGraphicAttribute.getGraphicRange());
+                                const basegfx::B2DRange aPolyPolygonRange(
+                                    rPolyPolygon.getB2DRange());
+                                const basegfx::B2DHomMatrix aNewObjectTransform(
+                                    basegfx::utils::createScaleTranslateB2DHomMatrix(
+                                        aPolyPolygonRange.getRange(),
+                                        aPolyPolygonRange.getMinimum()));
+
+                                aTileRange.transform(aNewObjectTransform);
+
+                                // now clip the object polyPolygon against the tile range
+                                // to get the common area
+                                basegfx::B2DPolyPolygon aTarget
+                                    = basegfx::utils::clipPolyPolygonOnRange(
+                                        rPolyPolygon, aTileRange, true, false);
+
+                                if (aTarget.count())
+                                {
+                                    aTarget.transform(maCurrentTransformation);
+                                    mpOutputDevice->SetLineColor();
+                                    mpOutputDevice->SetFillColor(Color(pReplacer->getBColor()));
+                                    mpOutputDevice->DrawPolyPolygon(aTarget);
+                                }
+                            }
+
+                            // simplified output executed, we are done
+                            bDone = true;
+                        }
+                    }
+                }
+                break;
+            }
+            default: //GraphicType::NONE, GraphicType::Default
+            {
+                // empty graphic, we are done
+                bDone = true;
+                break;
+            }
+        }
+    }
+
+    if (!bDone)
+    {
+        // use default decomposition
+        process(rPolygonCandidate);
+    }
+}
+
+// mask group. Force output to VDev and create mask from given mask
+void VclProcessor2D::RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate)
+{
+    if (rMaskCandidate.getChildren().empty())
+        return;
+
+    basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask());
+
+    if (!aMask.count())
+        return;
+
+    aMask.transform(maCurrentTransformation);
+    const basegfx::B2DRange aRange(basegfx::utils::getRange(aMask));
+    impBufferDevice aBufferDevice(*mpOutputDevice, aRange);
+
+    if (!aBufferDevice.isVisible())
+        return;
+
+    // remember last OutDev and set to content
+    OutputDevice* pLastOutputDevice = mpOutputDevice;
+    mpOutputDevice = &aBufferDevice.getContent();
+
+    // paint to it
+    process(rMaskCandidate.getChildren());
+
+    // back to old OutDev
+    mpOutputDevice = pLastOutputDevice;
+
+    // if the mask fills the whole area we can skip
+    // creating a transparent vd and filling it.
+    if (!basegfx::utils::isRectangle(aMask))
+    {
+        // draw mask
+        if (getOptionsDrawinglayer().IsAntiAliasing())
+        {
+            // with AA, use 8bit AlphaMask to get nice borders
+            VirtualDevice& rTransparence = aBufferDevice.getTransparence();
+            rTransparence.SetLineColor();
+            rTransparence.SetFillColor(COL_BLACK);
+            rTransparence.DrawPolyPolygon(aMask);
+        }
+        else
+        {
+            // No AA, use 1bit mask
+            VirtualDevice& rMask = aBufferDevice.getMask();
+            rMask.SetLineColor();
+            rMask.SetFillColor(COL_BLACK);
+            rMask.DrawPolyPolygon(aMask);
+        }
+    }
+
+    // dump buffer to outdev
+    aBufferDevice.paint();
+}
+
+// modified color group. Force output to unified color.
+void VclProcessor2D::RenderModifiedColorPrimitive2D(
+    const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate)
+{
+    if (!rModifiedCandidate.getChildren().empty())
+    {
+        maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
+        process(rModifiedCandidate.getChildren());
+        maBColorModifierStack.pop();
+    }
+}
+
+// unified sub-transparence. Draw to VDev first.
+void VclProcessor2D::RenderUnifiedTransparencePrimitive2D(
+    const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate)
+{
+    if (rTransCandidate.getChildren().empty())
+        return;
+
+    if (0.0 == rTransCandidate.getTransparence())
+    {
+        // no transparence used, so just use the content
+        process(rTransCandidate.getChildren());
+    }
+    else if (rTransCandidate.getTransparence() > 0.0 && rTransCandidate.getTransparence() < 1.0)
+    {
+        // transparence is in visible range
+        basegfx::B2DRange aRange(rTransCandidate.getChildren().getB2DRange(getViewInformation2D()));
+        aRange.transform(maCurrentTransformation);
+        impBufferDevice aBufferDevice(*mpOutputDevice, aRange);
+
+        if (aBufferDevice.isVisible())
+        {
+            // remember last OutDev and set to content
+            OutputDevice* pLastOutputDevice = mpOutputDevice;
+            mpOutputDevice = &aBufferDevice.getContent();
+
+            // paint content to it
+            process(rTransCandidate.getChildren());
+
+            // back to old OutDev
+            mpOutputDevice = pLastOutputDevice;
+
+            // dump buffer to outdev using given transparence
+            aBufferDevice.paint(rTransCandidate.getTransparence());
+        }
+    }
+}
+
+// sub-transparence group. Draw to VDev first.
+void VclProcessor2D::RenderTransparencePrimitive2D(
+    const primitive2d::TransparencePrimitive2D& rTransCandidate)
+{
+    if (rTransCandidate.getChildren().empty())
+        return;
+
+    basegfx::B2DRange aRange(rTransCandidate.getChildren().getB2DRange(getViewInformation2D()));
+    aRange.transform(maCurrentTransformation);
+    impBufferDevice aBufferDevice(*mpOutputDevice, aRange);
+
+    if (!aBufferDevice.isVisible())
+        return;
+
+    // remember last OutDev and set to content
+    OutputDevice* pLastOutputDevice = mpOutputDevice;
+    mpOutputDevice = &aBufferDevice.getContent();
+
+    // paint content to it
+    process(rTransCandidate.getChildren());
+
+    // set to mask
+    mpOutputDevice = &aBufferDevice.getTransparence();
+
+    // when painting transparence masks, reset the color stack
+    basegfx::BColorModifierStack aLastBColorModifierStack(maBColorModifierStack);
+    maBColorModifierStack = basegfx::BColorModifierStack();
+
+    // paint mask to it (always with transparence intensities, evtl. with AA)
+    process(rTransCandidate.getTransparence());
+
+    // back to old color stack
+    maBColorModifierStack = aLastBColorModifierStack;
+
+    // back to old OutDev
+    mpOutputDevice = pLastOutputDevice;
+
+    // dump buffer to outdev
+    aBufferDevice.paint();
+}
+
+// transform group.
+void VclProcessor2D::RenderTransformPrimitive2D(
+    const primitive2d::TransformPrimitive2D& rTransformCandidate)
+{
+    // remember current transformation and ViewInformation
+    const basegfx::B2DHomMatrix aLastCurrentTransformation(maCurrentTransformation);
+    const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
+
+    // create new transformations for CurrentTransformation
+    // and for local ViewInformation2D
+    maCurrentTransformation = maCurrentTransformation * rTransformCandidate.getTransformation();
+    const geometry::ViewInformation2D aViewInformation2D(
+        getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(),
+        getViewInformation2D().getViewTransformation(), getViewInformation2D().getViewport(),
+        getViewInformation2D().getVisualizedPage(), getViewInformation2D().getViewTime(),
+        getViewInformation2D().getExtendedInformationSequence());
+    updateViewInformation(aViewInformation2D);
+
+    // process content
+    process(rTransformCandidate.getChildren());
+
+    // restore transformations
+    maCurrentTransformation = aLastCurrentTransformation;
+    updateViewInformation(aLastViewInformation2D);
+}
+
+// new XDrawPage for ViewInformation2D
+void VclProcessor2D::RenderPagePreviewPrimitive2D(
+    const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate)
+{
+    // remember current transformation and ViewInformation
+    const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
+
+    // create new local ViewInformation2D
+    const geometry::ViewInformation2D aViewInformation2D(
+        getViewInformation2D().getObjectTransformation(),
+        getViewInformation2D().getViewTransformation(), getViewInformation2D().getViewport(),
+        rPagePreviewCandidate.getXDrawPage(), getViewInformation2D().getViewTime(),
+        getViewInformation2D().getExtendedInformationSequence());
+    updateViewInformation(aViewInformation2D);
+
+    // process decomposed content
+    process(rPagePreviewCandidate);
+
+    // restore transformations
+    updateViewInformation(aLastViewInformation2D);
+}
+
+// marker
+void VclProcessor2D::RenderMarkerArrayPrimitive2D(
+    const primitive2d::MarkerArrayPrimitive2D& rMarkArrayCandidate)
+{
+    // get data
+    const std::vector<basegfx::B2DPoint>& rPositions = rMarkArrayCandidate.getPositions();
+    const sal_uInt32 nCount(rPositions.size());
+
+    if (!(nCount && !rMarkArrayCandidate.getMarker().IsEmpty()))
+        return;
+
+    // get pixel size
+    const BitmapEx& rMarker(rMarkArrayCandidate.getMarker());
+    const Size aBitmapSize(rMarker.GetSizePixel());
+
+    if (!(aBitmapSize.Width() && aBitmapSize.Height()))
+        return;
+
+    // get discrete half size
+    const basegfx::B2DVector aDiscreteHalfSize((aBitmapSize.getWidth() - 1.0) * 0.5,
+                                               (aBitmapSize.getHeight() - 1.0) * 0.5);
+    const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled());
+
+    // do not forget evtl. moved origin in target device MapMode when
+    // switching it off; it would be missing and lead to wrong positions.
+    // All his could be done using logic sizes and coordinates, too, but
+    // we want a 1:1 bitmap rendering here, so it's more safe and faster
+    // to work with switching off MapMode usage completely.
+    const Point aOrigin(mpOutputDevice->GetMapMode().GetOrigin());
+
+    mpOutputDevice->EnableMapMode(false);
+
+    for (auto const& pos : rPositions)
+    {
+        const basegfx::B2DPoint aDiscreteTopLeft((maCurrentTransformation * pos)
+                                                 - aDiscreteHalfSize);
+        const Point aDiscretePoint(basegfx::fround(aDiscreteTopLeft.getX()),
+                                   basegfx::fround(aDiscreteTopLeft.getY()));
+
+        mpOutputDevice->DrawBitmapEx(aDiscretePoint + aOrigin, rMarker);
+    }
+
+    mpOutputDevice->EnableMapMode(bWasEnabled);
+}
+
+// point
+void VclProcessor2D::RenderPointArrayPrimitive2D(
+    const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate)
+{
+    const std::vector<basegfx::B2DPoint>& rPositions = rPointArrayCandidate.getPositions();
+    const basegfx::BColor aRGBColor(
+        maBColorModifierStack.getModifiedColor(rPointArrayCandidate.getRGBColor()));
+    const Color aVCLColor(aRGBColor);
+
+    for (auto const& pos : rPositions)
+    {
+        const basegfx::B2DPoint aViewPosition(maCurrentTransformation * pos);
+        const Point aPos(basegfx::fround(aViewPosition.getX()),
+                         basegfx::fround(aViewPosition.getY()));
+
+        mpOutputDevice->DrawPixel(aPos, aVCLColor);
+    }
+}
+
+void VclProcessor2D::RenderPolygonStrokePrimitive2D(
+    const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate)
+{
+    // #i101491# method restructured to clearly use the DrawPolyLine
+    // calls starting from a defined line width
+    const attribute::LineAttribute& rLineAttribute = rPolygonStrokeCandidate.getLineAttribute();
+    const double fLineWidth(rLineAttribute.getWidth());
+    bool bDone(false);
+
+    if (basegfx::fTools::more(fLineWidth, 0.0))
+    {
+        const basegfx::B2DVector aDiscreteUnit(maCurrentTransformation
+                                               * basegfx::B2DVector(fLineWidth, 0.0));
+        const double fDiscreteLineWidth(aDiscreteUnit.getLength());
+        const attribute::StrokeAttribute& rStrokeAttribute
+            = rPolygonStrokeCandidate.getStrokeAttribute();
+        const basegfx::BColor aHairlineColor(
+            maBColorModifierStack.getModifiedColor(rLineAttribute.getColor()));
+        basegfx::B2DPolyPolygon aHairlinePolyPolygon;
+
+        mpOutputDevice->SetLineColor(Color(aHairlineColor));
+        mpOutputDevice->SetFillColor();
+
+        if (0.0 == rStrokeAttribute.getFullDotDashLen())
+        {
+            // no line dashing, just copy
+            aHairlinePolyPolygon.append(rPolygonStrokeCandidate.getB2DPolygon());
+        }
+        else
+        {
+            // else apply LineStyle
+            basegfx::utils::applyLineDashing(
+                rPolygonStrokeCandidate.getB2DPolygon(), rStrokeAttribute.getDotDashArray(),
+                &aHairlinePolyPolygon, nullptr, rStrokeAttribute.getFullDotDashLen());
+        }
+
+        const sal_uInt32 nCount(aHairlinePolyPolygon.count());
+
+        if (nCount)
+        {
+            const bool bAntiAliased(getOptionsDrawinglayer().IsAntiAliasing());
+            aHairlinePolyPolygon.transform(maCurrentTransformation);
+
+            if (bAntiAliased)
+            {
+                if (basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.0))
+                {
+                    // line in range ]0.0 .. 1.0[
+                    // paint as simple hairline
+                    for (sal_uInt32 a(0); a < nCount; a++)
+                    {
+                        mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0);
+                    }
+
+                    bDone = true;
+                }
+                else if (basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.0))
+                {
+                    // line in range [1.0 .. 2.0[
+                    // paint as 2x2 with dynamic line distance
+                    basegfx::B2DHomMatrix aMat;
+                    const double fDistance(fDiscreteLineWidth - 1.0);
+                    const double fHalfDistance(fDistance * 0.5);
+
+                    for (sal_uInt32 a(0); a < nCount; a++)
+                    {
+                        basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a));
+
+                        aMat.set(0, 2, -fHalfDistance);
+                        aMat.set(1, 2, -fHalfDistance);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, fDistance);
+                        aMat.set(1, 2, 0.0);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, 0.0);
+                        aMat.set(1, 2, fDistance);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, -fDistance);
+                        aMat.set(1, 2, 0.0);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+                    }
+
+                    bDone = true;
+                }
+                else if (basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 3.0))
+                {
+                    // line in range [2.0 .. 3.0]
+                    // paint as cross in a 3x3  with dynamic line distance
+                    basegfx::B2DHomMatrix aMat;
+                    const double fDistance((fDiscreteLineWidth - 1.0) * 0.5);
+
+                    for (sal_uInt32 a(0); a < nCount; a++)
+                    {
+                        basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a));
+
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, -fDistance);
+                        aMat.set(1, 2, 0.0);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, fDistance);
+                        aMat.set(1, 2, -fDistance);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, fDistance);
+                        aMat.set(1, 2, fDistance);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, -fDistance);
+                        aMat.set(1, 2, fDistance);
+                        aCandidate.transform(aMat);
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+                    }
+
+                    bDone = true;
+                }
+                else
+                {
+                    // #i101491# line width above 3.0
+                }
+            }
+            else
+            {
+                if (basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.5))
+                {
+                    // line width below 1.5, draw the basic hairline polygon
+                    for (sal_uInt32 a(0); a < nCount; a++)
+                    {
+                        mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0);
+                    }
+
+                    bDone = true;
+                }
+                else if (basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5))
+                {
+                    // line width is in range ]1.5 .. 2.5], use four hairlines
+                    // drawn in a square
+                    for (sal_uInt32 a(0); a < nCount; a++)
+                    {
+                        basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a));
+                        basegfx::B2DHomMatrix aMat;
+
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, 1.0);
+                        aMat.set(1, 2, 0.0);
+                        aCandidate.transform(aMat);
+
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, 0.0);
+                        aMat.set(1, 2, 1.0);
+                        aCandidate.transform(aMat);
+
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+
+                        aMat.set(0, 2, -1.0);
+                        aMat.set(1, 2, 0.0);
+                        aCandidate.transform(aMat);
+
+                        mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
+                    }
+
+                    bDone = true;
+                }
+                else
+                {
+                    // #i101491# line width is above 2.5
+                }
+            }
+
+            if (!bDone && rPolygonStrokeCandidate.getB2DPolygon().count() > 1000)
+            {
+                // #i101491# If the polygon complexity uses more than a given amount, do
+                // use OutputDevice::DrawPolyLine directly; this will avoid buffering all
+                // decompositions in primitives (memory) and fallback to old line painting
+                // for very complex polygons, too
+                for (sal_uInt32 a(0); a < nCount; a++)
+                {
+                    mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a),
+                                                 fDiscreteLineWidth, rLineAttribute.getLineJoin(),
+                                                 rLineAttribute.getLineCap(),
+                                                 rLineAttribute.getMiterMinimumAngle());
+                }
+
+                bDone = true;
+            }
+        }
+    }
+
+    if (!bDone)
+    {
+        // remember that we enter a PolygonStrokePrimitive2D decomposition,
+        // used for AA thick line drawing
+        mnPolygonStrokePrimitive2D++;
+
+        // line width is big enough for standard filled polygon visualisation or zero
+        process(rPolygonStrokeCandidate);
+
+        // leave PolygonStrokePrimitive2D
+        mnPolygonStrokePrimitive2D--;
+    }
+}
+
+void VclProcessor2D::RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D)
+{
+    // The new decomposition of Metafiles made it necessary to add an Eps
+    // primitive to handle embedded Eps data. On some devices, this can be
+    // painted directly (mac, printer).
+    // To be able to handle the replacement correctly, i need to handle it myself
+    // since DrawEPS will not be able e.g. to rotate the replacement. To be able
+    // to do that, i added a boolean return to OutputDevice::DrawEPS(..)
+    // to know when EPS was handled directly already.
+    basegfx::B2DRange aRange(0.0, 0.0, 1.0, 1.0);
+    aRange.transform(maCurrentTransformation * rEpsPrimitive2D.getEpsTransform());
+
+    if (aRange.isEmpty())
+        return;
+
+    const ::tools::Rectangle aRectangle(static_cast<sal_Int32>(floor(aRange.getMinX())),
+                                        static_cast<sal_Int32>(floor(aRange.getMinY())),
+                                        static_cast<sal_Int32>(ceil(aRange.getMaxX())),
+                                        static_cast<sal_Int32>(ceil(aRange.getMaxY())));
+
+    if (aRectangle.IsEmpty())
+        return;
+
+    bool bWillReallyRender = mpOutputDevice->IsDeviceOutputNecessary();
+    // try to paint EPS directly without fallback visualisation
+    const bool bEPSPaintedDirectly
+        = bWillReallyRender
+          && mpOutputDevice->DrawEPS(aRectangle.TopLeft(), aRectangle.GetSize(),
+                                     rEpsPrimitive2D.getGfxLink());
+
+    if (!bEPSPaintedDirectly)
+    {
+        // use the decomposition which will correctly handle the
+        // fallback visualisation using full transformation (e.g. rotation)
+        process(rEpsPrimitive2D);
+    }
+}
+
+void VclProcessor2D::RenderObjectInfoPrimitive2D(
+    const primitive2d::ObjectInfoPrimitive2D& rObjectInfoPrimitive2D)
+{
+    // remember current ObjectInfoPrimitive2D and set new current one (build a stack - push)
+    const primitive2d::ObjectInfoPrimitive2D* pLast(getObjectInfoPrimitive2D());
+    mpObjectInfoPrimitive2D = &rObjectInfoPrimitive2D;
+
+    // process content
+    process(rObjectInfoPrimitive2D.getChildren());
+
+    // restore current ObjectInfoPrimitive2D (pop)
+    mpObjectInfoPrimitive2D = pLast;
+}
+
+void VclProcessor2D::RenderSvgLinearAtomPrimitive2D(
+    const primitive2d::SvgLinearAtomPrimitive2D& rCandidate)
+{
+    const double fDelta(rCandidate.getOffsetB() - rCandidate.getOffsetA());
+
+    if (!basegfx::fTools::more(fDelta, 0.0))
+        return;
+
+    const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA()));
+    const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB()));
+
+    // calculate discrete unit in WorldCoordinates; use diagonal (1.0, 1.0) and divide by sqrt(2)
+    const basegfx::B2DVector aDiscreteVector(
+        getViewInformation2D().getInverseObjectToViewTransformation()
+        * basegfx::B2DVector(1.0, 1.0));
+    const double fDiscreteUnit(aDiscreteVector.getLength() * (1.0 / 1.414213562373));
+
+    // use color distance and discrete lengths to calculate step count
+    const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDelta, fDiscreteUnit));
+
+    // switch off line painting
+    mpOutputDevice->SetLineColor();
+
+    // prepare polygon in needed width at start position (with discrete overlap)
+    const basegfx::B2DPolygon aPolygon(basegfx::utils::createPolygonFromRect(
+        basegfx::B2DRange(rCandidate.getOffsetA() - fDiscreteUnit, 0.0,
+                          rCandidate.getOffsetA() + (fDelta / nSteps) + fDiscreteUnit, 1.0)));
+
+    // prepare loop ([0.0 .. 1.0[)
+    double fUnitScale(0.0);
+    const double fUnitStep(1.0 / nSteps);
+
+    // loop and paint
+    for (sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep)
+    {
+        basegfx::B2DPolygon aNew(aPolygon);
+
+        aNew.transform(maCurrentTransformation
+                       * basegfx::utils::createTranslateB2DHomMatrix(fDelta * fUnitScale, 0.0));
+        mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorA, aColorB, fUnitScale)));
+        mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew));
+    }
+}
+
+void VclProcessor2D::RenderSvgRadialAtomPrimitive2D(
+    const primitive2d::SvgRadialAtomPrimitive2D& rCandidate)
+{
+    const double fDeltaScale(rCandidate.getScaleB() - rCandidate.getScaleA());
+
+    if (!basegfx::fTools::more(fDeltaScale, 0.0))
+        return;
+
+    const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA()));
+    const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB()));
+
+    // calculate discrete unit in WorldCoordinates; use diagonal (1.0, 1.0) and divide by sqrt(2)
+    const basegfx::B2DVector aDiscreteVector(
+        getViewInformation2D().getInverseObjectToViewTransformation()
+        * basegfx::B2DVector(1.0, 1.0));
+    const double fDiscreteUnit(aDiscreteVector.getLength() * (1.0 / 1.414213562373));
+
+    // use color distance and discrete lengths to calculate step count
+    const sal_uInt32 nSteps(
+        calculateStepsForSvgGradient(aColorA, aColorB, fDeltaScale, fDiscreteUnit));
+
+    // switch off line painting
+    mpOutputDevice->SetLineColor();
+
+    // prepare loop ([0.0 .. 1.0[, full polygons, no polypolygons with holes)
+    double fUnitScale(0.0);
+    const double fUnitStep(1.0 / nSteps);
+
+    for (sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep)
+    {
+        basegfx::B2DHomMatrix aTransform;
+        const double fEndScale(rCandidate.getScaleB() - (fDeltaScale * fUnitScale));
+
+        if (rCandidate.isTranslateSet())
+        {
+            const basegfx::B2DVector aTranslate(basegfx::interpolate(
+                rCandidate.getTranslateB(), rCandidate.getTranslateA(), fUnitScale));
+
+            aTransform = basegfx::utils::createScaleTranslateB2DHomMatrix(
+                fEndScale, fEndScale, aTranslate.getX(), aTranslate.getY());
+        }
+        else
+        {
+            aTransform = basegfx::utils::createScaleB2DHomMatrix(fEndScale, fEndScale);
+        }
+
+        basegfx::B2DPolygon aNew(basegfx::utils::createPolygonFromUnitCircle());
+
+        aNew.transform(maCurrentTransformation * aTransform);
+        mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorB, aColorA, fUnitScale)));
+        mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew));
+    }
+}
+
+void VclProcessor2D::adaptLineToFillDrawMode() const
+{
+    const DrawModeFlags nOriginalDrawMode(mpOutputDevice->GetDrawMode());
+
+    if (!(nOriginalDrawMode
+          & (DrawModeFlags::BlackLine | DrawModeFlags::GrayLine | DrawModeFlags::WhiteLine
+             | DrawModeFlags::SettingsLine)))
+        return;
+
+    DrawModeFlags nAdaptedDrawMode(nOriginalDrawMode);
+
+    if (nOriginalDrawMode & DrawModeFlags::BlackLine)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::BlackFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::BlackFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::GrayLine)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::GrayFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::GrayFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::WhiteLine)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::WhiteFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::WhiteFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::SettingsLine)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::SettingsFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::SettingsFill;
+    }
+
+    mpOutputDevice->SetDrawMode(nAdaptedDrawMode);
+}
+
+void VclProcessor2D::adaptTextToFillDrawMode() const
+{
+    const DrawModeFlags nOriginalDrawMode(mpOutputDevice->GetDrawMode());
+    if (!(nOriginalDrawMode
+          & (DrawModeFlags::BlackText | DrawModeFlags::GrayText | DrawModeFlags::WhiteText
+             | DrawModeFlags::SettingsText)))
+        return;
+
+    DrawModeFlags nAdaptedDrawMode(nOriginalDrawMode);
+
+    if (nOriginalDrawMode & DrawModeFlags::BlackText)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::BlackFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::BlackFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::GrayText)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::GrayFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::GrayFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::WhiteText)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::WhiteFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::WhiteFill;
+    }
+
+    if (nOriginalDrawMode & DrawModeFlags::SettingsText)
+    {
+        nAdaptedDrawMode |= DrawModeFlags::SettingsFill;
+    }
+    else
+    {
+        nAdaptedDrawMode &= ~DrawModeFlags::SettingsFill;
+    }
+
+    mpOutputDevice->SetDrawMode(nAdaptedDrawMode);
+}
+
+// process support
+
+VclProcessor2D::VclProcessor2D(const geometry::ViewInformation2D& rViewInformation,
+                               OutputDevice& rOutDev,
+                               const basegfx::BColorModifierStack& rInitStack)
+    : BaseProcessor2D(rViewInformation)
+    , mpOutputDevice(&rOutDev)
+    , maBColorModifierStack(rInitStack)
+    , maCurrentTransformation()
+    , maDrawinglayerOpt()
+    , mnPolygonStrokePrimitive2D(0)
+    , mpObjectInfoPrimitive2D(nullptr)
+{
+    // set digit language, derived from SvtCTLOptions to have the correct
+    // number display for arabic/hindi numerals
+    rOutDev.SetDigitLanguage(drawinglayer::detail::getDigitLanguage());
+}
+
+VclProcessor2D::~VclProcessor2D() {}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */