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, 537 insertions, 0 deletions

diff --git a/slideshow/source/engine/shapes/shapeimporter.cxx b/slideshow/source/engine/shapes/shapeimporter.cxx
new file mode 100644
index 000000000..b1b1b3417
--- /dev/null
+++ b/slideshow/source/engine/shapes/shapeimporter.cxx
@@ -0,0 +1,537 @@
+/* -*- 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 <vcl/GraphicObject.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <cppcanvas/basegfxfactory.hxx>
+#include <cppcanvas/polypolygon.hxx>
+#include <com/sun/star/awt/Rectangle.hpp>
+#include <com/sun/star/drawing/ColorMode.hpp>
+#include <com/sun/star/text/GraphicCrop.hpp>
+#include <com/sun/star/drawing/PointSequenceSequence.hpp>
+#include <com/sun/star/drawing/PointSequence.hpp>
+#include <com/sun/star/drawing/XLayerSupplier.hpp>
+#include <com/sun/star/drawing/XLayerManager.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
+
+#include "drawshape.hxx"
+#include "backgroundshape.hxx"
+#include "mediashape.hxx"
+#include "appletshape.hxx"
+#include <shapeimporter.hxx>
+#include <slideshowexceptions.hxx>
+#include <tools.hxx>
+#include <slideshowcontext.hxx>
+#include <unoviewcontainer.hxx>
+
+#include <memory>
+
+using namespace com::sun::star;
+
+namespace slideshow::internal {
+
+namespace {
+
+std::unique_ptr<GraphicObject> importShapeGraphic(uno::Reference<beans::XPropertySet> const& xPropSet)
+{
+    std::unique_ptr<GraphicObject> xRet;
+
+    uno::Reference<graphic::XGraphic> xGraphic;
+    if (!getPropertyValue(xGraphic, xPropSet, "Graphic") || !xGraphic.is())
+    {
+        // no or empty property - cannot import shape graphic
+        return xRet;
+    }
+
+    Graphic aGraphic(xGraphic);
+    xRet.reset(new GraphicObject(aGraphic));
+
+    if (GraphicType::Default == xRet->GetType() || GraphicType::NONE == xRet->GetType())
+    {
+        xRet.reset();
+    }
+    return xRet;
+}
+
+/** This shape implementation just acts as a dummy for the layermanager.
+    Its sole role is for hit test detection of group shapes.
+*/
+class ShapeOfGroup : public Shape
+{
+public:
+    ShapeOfGroup( ShapeSharedPtr const&                      pGroupShape,
+                  uno::Reference<drawing::XShape> const&     xShape,
+                  uno::Reference<beans::XPropertySet> const& xPropSet,
+                  double                                     nPrio );
+
+    // Shape:
+    virtual uno::Reference<drawing::XShape> getXShape() const override;
+    virtual void addViewLayer( ViewLayerSharedPtr const& pNewLayer,
+                               bool                      bRedrawLayer ) override;
+    virtual bool removeViewLayer( ViewLayerSharedPtr const& pNewLayer ) override;
+    virtual void clearAllViewLayers() override;
+    virtual bool update() const override;
+    virtual bool render() const override;
+    virtual bool isContentChanged() const override;
+    virtual basegfx::B2DRectangle getBounds() const override;
+    virtual basegfx::B2DRectangle getDomBounds() const override;
+    virtual basegfx::B2DRectangle getUpdateArea() const override;
+    virtual bool isVisible() const override;
+    virtual double getPriority() const override;
+    virtual bool isBackgroundDetached() const override;
+
+private:
+    ShapeSharedPtr const                  mpGroupShape;
+    uno::Reference<drawing::XShape> const mxShape;
+    double const                          mnPrio;
+    basegfx::B2DPoint                     maPosOffset;
+    double                                mnWidth;
+    double                                mnHeight;
+};
+
+ShapeOfGroup::ShapeOfGroup( ShapeSharedPtr const&                      pGroupShape,
+                            uno::Reference<drawing::XShape> const&     xShape,
+                            uno::Reference<beans::XPropertySet> const& xPropSet,
+                            double                                     nPrio ) :
+    mpGroupShape(pGroupShape),
+    mxShape(xShape),
+    mnPrio(nPrio)
+{
+    // read bound rect
+    uno::Any const aTmpRect_( xPropSet->getPropertyValue( "BoundRect" ));
+    awt::Rectangle const aTmpRect( aTmpRect_.get<awt::Rectangle>() );
+    basegfx::B2DRectangle const groupPosSize( pGroupShape->getBounds() );
+    maPosOffset = basegfx::B2DPoint( aTmpRect.X - groupPosSize.getMinX(),
+                                     aTmpRect.Y - groupPosSize.getMinY() );
+    mnWidth = aTmpRect.Width;
+    mnHeight = aTmpRect.Height;
+}
+
+uno::Reference<drawing::XShape> ShapeOfGroup::getXShape() const
+{
+    return mxShape;
+}
+
+void ShapeOfGroup::addViewLayer( ViewLayerSharedPtr const& /*pNewLayer*/,
+                                 bool                      /*bRedrawLayer*/ )
+{
+}
+
+bool ShapeOfGroup::removeViewLayer( ViewLayerSharedPtr const& /*pNewLayer*/ )
+{
+    return true;
+}
+
+void ShapeOfGroup::clearAllViewLayers()
+{
+}
+
+bool ShapeOfGroup::update() const
+{
+    return true;
+}
+
+bool ShapeOfGroup::render() const
+{
+    return true;
+}
+
+bool ShapeOfGroup::isContentChanged() const
+{
+    return false;
+}
+
+basegfx::B2DRectangle ShapeOfGroup::getBounds() const
+{
+    basegfx::B2DRectangle const groupPosSize( mpGroupShape->getBounds() );
+    double const posX = groupPosSize.getMinX() + maPosOffset.getX();
+    double const posY = groupPosSize.getMinY() + maPosOffset.getY();
+    return basegfx::B2DRectangle( posX, posY, posX + mnWidth, posY + mnHeight );
+}
+
+basegfx::B2DRectangle ShapeOfGroup::getDomBounds() const
+{
+    return getBounds();
+}
+
+basegfx::B2DRectangle ShapeOfGroup::getUpdateArea() const
+{
+    return getBounds();
+}
+
+bool ShapeOfGroup::isVisible() const
+{
+    return mpGroupShape->isVisible();
+}
+
+double ShapeOfGroup::getPriority() const
+{
+    return mnPrio;
+}
+
+bool ShapeOfGroup::isBackgroundDetached() const
+{
+    return false;
+}
+
+} // anon namespace
+
+ShapeSharedPtr ShapeImporter::createShape(
+    uno::Reference<drawing::XShape> const& xCurrShape,
+    uno::Reference<beans::XPropertySet> const& xPropSet,
+    OUString const& shapeType ) const
+{
+    if( shapeType == "com.sun.star.drawing.MediaShape" || shapeType == "com.sun.star.presentation.MediaShape" )
+    {
+        // Media shape (video etc.). This is a special object
+        return createMediaShape(xCurrShape,
+                                mnAscendingPrio,
+                                mrContext);
+    }
+    else if( shapeType == "com.sun.star.drawing.AppletShape" )
+    {
+        // PropertyValues to copy from XShape to applet
+        static const char* aPropertyValues[] =
+            {
+                "AppletCodeBase",
+                "AppletName",
+                "AppletCode",
+                "AppletCommands",
+                "AppletIsScript"
+            };
+
+        // (Java)Applet shape. This is a special object
+        return createAppletShape( xCurrShape,
+                                  mnAscendingPrio,
+                                  "com.sun.star.comp.sfx2.AppletObject",
+                                  aPropertyValues,
+                                  SAL_N_ELEMENTS(aPropertyValues),
+                                  mrContext );
+    }
+    else if( shapeType == "com.sun.star.drawing.OLE2Shape" || shapeType == "com.sun.star.presentation.OLE2Shape" )
+    {
+        // #i46224# Mark OLE shapes as foreign content - scan them for
+        // unsupported actions, and fallback to bitmap, if necessary
+        return DrawShape::create( xCurrShape,
+                                  mxPage,
+                                  mnAscendingPrio,
+                                  true,
+                                  mrContext );
+    }
+    else if( shapeType == "com.sun.star.drawing.GraphicObjectShape" || shapeType == "com.sun.star.presentation.GraphicObjectShape" )
+    {
+        // to get hold of GIF animations, inspect Graphic
+        // objects more thoroughly (the plain-jane shape
+        // metafile of course would only contain the first
+        // animation frame)
+        std::unique_ptr<GraphicObject> xGraphicObject(importShapeGraphic(xPropSet));
+        if (!xGraphicObject)
+            return ShapeSharedPtr(); // error loading graphic -
+                                     // no placeholders in
+                                     // slideshow
+
+        if (!xGraphicObject->IsAnimated())
+        {
+            // no animation - simply utilize plain draw shape import
+
+            // import shape as bitmap - either it's a bitmap
+            // anyway, or it's a metafile, which currently the
+            // metafile renderer might not display correctly.
+            return DrawShape::create( xCurrShape,
+                                      mxPage,
+                                      mnAscendingPrio,
+                                      true,
+                                      mrContext );
+        }
+
+
+        // now extract relevant shape attributes via API
+
+
+        drawing::ColorMode eColorMode( drawing::ColorMode_STANDARD );
+        sal_Int16 nLuminance(0);
+        sal_Int16 nContrast(0);
+        sal_Int16 nRed(0);
+        sal_Int16 nGreen(0);
+        sal_Int16 nBlue(0);
+        double    nGamma(1.0);
+        sal_Int16 nTransparency(0);
+        sal_Int32 nRotation(0);
+
+        getPropertyValue( eColorMode, xPropSet, "GraphicColorMode" );
+        getPropertyValue( nLuminance, xPropSet, "AdjustLuminance" );
+        getPropertyValue( nContrast, xPropSet, "AdjustContrast" );
+        getPropertyValue( nRed, xPropSet, "AdjustRed" );
+        getPropertyValue( nGreen, xPropSet, "AdjustGreen" );
+        getPropertyValue( nBlue, xPropSet, "AdjustBlue" );
+        getPropertyValue( nGamma, xPropSet, "Gamma" );
+        getPropertyValue( nTransparency, xPropSet, "Transparency" );
+        getPropertyValue( nRotation, xPropSet, "RotateAngle" );
+
+        GraphicAttr aGraphAttrs;
+        aGraphAttrs.SetDrawMode( static_cast<GraphicDrawMode>(eColorMode) );
+        aGraphAttrs.SetLuminance( nLuminance );
+        aGraphAttrs.SetContrast( nContrast );
+        aGraphAttrs.SetChannelR( nRed );
+        aGraphAttrs.SetChannelG( nGreen );
+        aGraphAttrs.SetChannelB( nBlue );
+        aGraphAttrs.SetGamma( nGamma );
+        aGraphAttrs.SetTransparency( static_cast<sal_uInt8>(nTransparency) );
+        aGraphAttrs.SetRotation( static_cast<sal_uInt16>(nRotation*10) );
+
+        text::GraphicCrop aGraphCrop;
+        if( getPropertyValue( aGraphCrop, xPropSet, "GraphicCrop" ))
+        {
+            aGraphAttrs.SetCrop( aGraphCrop.Left,
+                                 aGraphCrop.Top,
+                                 aGraphCrop.Right,
+                                 aGraphCrop.Bottom );
+        }
+
+        // fetch readily transformed and color-modified
+        // graphic
+
+
+        Graphic aGraphic(
+            xGraphicObject->GetTransformedGraphic(
+                xGraphicObject->GetPrefSize(),
+                xGraphicObject->GetPrefMapMode(),
+                aGraphAttrs ) );
+
+        return DrawShape::create( xCurrShape,
+                                  mxPage,
+                                  mnAscendingPrio,
+                                  aGraphic,
+                                  mrContext );
+    }
+    else
+    {
+        return DrawShape::create( xCurrShape,
+                                  mxPage,
+                                  mnAscendingPrio,
+                                  false,
+                                  mrContext );
+    }
+}
+
+bool ShapeImporter::isSkip(
+    uno::Reference<beans::XPropertySet> const& xPropSet,
+    OUString const& shapeType,
+    uno::Reference< drawing::XLayer> const& xLayer )
+{
+    // skip empty presentation objects:
+    bool bEmpty = false;
+    if( getPropertyValue( bEmpty,
+                          xPropSet,
+                          "IsEmptyPresentationObject") &&
+        bEmpty )
+    {
+        return true;
+    }
+
+    //skip shapes which corresponds to annotations
+    if(xLayer.is())
+    {
+        OUString layerName;
+        const uno::Any& a(xLayer->getPropertyValue("Name") );
+        bool const bRet = (a >>= layerName);
+        if(bRet)
+        {
+            if( layerName == "DrawnInSlideshow" )
+            {
+                //Transform shapes into PolyPolygons
+                importPolygons(xPropSet);
+
+                return true;
+            }
+        }
+    }
+
+    // don't export presentation placeholders on masterpage
+    // they can be non empty when user edits the default texts
+    if(mbConvertingMasterPage)
+    {
+        if( shapeType == "com.sun.star.presentation.TitleTextShape" || shapeType == "com.sun.star.presentation.OutlinerShape" )
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+
+void ShapeImporter::importPolygons(uno::Reference<beans::XPropertySet> const& xPropSet) {
+
+    drawing::PointSequenceSequence aRetval;
+    sal_Int32           nLineColor=0;
+    double              fLineWidth;
+    getPropertyValue( aRetval, xPropSet, "PolyPolygon" );
+    getPropertyValue( nLineColor, xPropSet, "LineColor" );
+    getPropertyValue( fLineWidth, xPropSet, "LineWidth" );
+
+    const drawing::PointSequence* pOuterSequence = aRetval.getArray();
+
+    ::basegfx::B2DPolygon aPoly;
+    basegfx::B2DPoint aPoint;
+    for( const awt::Point& rPoint : *pOuterSequence )
+    {
+        aPoint.setX(rPoint.X);
+        aPoint.setY(rPoint.Y);
+        aPoly.append( aPoint );
+    }
+    for( const auto& pView : mrContext.mrViewContainer )
+    {
+        ::cppcanvas::PolyPolygonSharedPtr pPolyPoly(
+            ::cppcanvas::BaseGfxFactory::createPolyPolygon( pView->getCanvas(),
+                                                            aPoly ) );
+        if( pPolyPoly )
+        {
+                pPolyPoly->setRGBALineColor( unoColor2RGBColor( nLineColor ).getIntegerColor() );
+                pPolyPoly->setStrokeWidth(fLineWidth);
+                pPolyPoly->draw();
+                maPolygons.push_back(pPolyPoly);
+        }
+    }
+}
+
+ShapeSharedPtr ShapeImporter::importBackgroundShape() // throw (ShapeLoadFailedException)
+{
+    if( maShapesStack.empty() )
+        throw ShapeLoadFailedException();
+
+    XShapesEntry& rTop = maShapesStack.top();
+    ShapeSharedPtr pBgShape(
+        createBackgroundShape(mxPage,
+                              uno::Reference<drawing::XDrawPage>(
+                                  rTop.mxShapes,
+                                  uno::UNO_QUERY_THROW),
+                              mrContext) );
+    mnAscendingPrio += 1.0;
+
+    return pBgShape;
+}
+
+ShapeSharedPtr ShapeImporter::importShape() // throw (ShapeLoadFailedException)
+{
+    ShapeSharedPtr pRet;
+    bool bIsGroupShape = false;
+
+    while( !maShapesStack.empty() && !pRet )
+    {
+        XShapesEntry& rTop = maShapesStack.top();
+        if( rTop.mnPos < rTop.mnCount )
+        {
+            uno::Reference<drawing::XShape> const xCurrShape(
+                rTop.mxShapes->getByIndex( rTop.mnPos ), uno::UNO_QUERY );
+            ++rTop.mnPos;
+            uno::Reference<beans::XPropertySet> xPropSet(
+                xCurrShape, uno::UNO_QUERY );
+            if( !xPropSet.is() )
+            {
+                // we definitely need the properties of
+                // the shape here. This will also fail,
+                // if getByIndex did not return a valid
+                // shape
+                throw ShapeLoadFailedException();
+            }
+
+            //Retrieve the layer for the current shape
+            uno::Reference< drawing::XLayer > xDrawnInSlideshow;
+
+            uno::Reference< drawing::XLayerSupplier > xLayerSupplier(mxPagesSupplier, uno::UNO_QUERY);
+            if(xLayerSupplier.is())
+            {
+                uno::Reference< container::XNameAccess > xNameAccess = xLayerSupplier->getLayerManager();
+
+                uno::Reference< drawing::XLayerManager > xLayerManager(xNameAccess, uno::UNO_QUERY);
+
+                xDrawnInSlideshow = xLayerManager->getLayerForShape(xCurrShape);
+            }
+
+            OUString const shapeType( xCurrShape->getShapeType());
+
+            // is this shape presentation-invisible?
+            if( !isSkip(xPropSet, shapeType, xDrawnInSlideshow) )
+            {
+                bIsGroupShape = shapeType == "com.sun.star.drawing.GroupShape";
+
+                if( rTop.mpGroupShape ) // in group particle mode?
+                {
+                    pRet = std::make_shared<ShapeOfGroup>(
+                                    rTop.mpGroupShape /* container shape */,
+                                    xCurrShape, xPropSet,
+                                    mnAscendingPrio );
+                }
+                else
+                {
+                    pRet = createShape( xCurrShape, xPropSet, shapeType );
+                }
+                mnAscendingPrio += 1.0;
+            }
+        }
+        if( rTop.mnPos >= rTop.mnCount )
+        {
+            // group or top-level shapes finished:
+            maShapesStack.pop();
+        }
+        if( bIsGroupShape && pRet )
+        {
+            // push new group on the stack: group traversal
+            maShapesStack.push( XShapesEntry( pRet ) );
+        }
+    }
+
+    return pRet;
+}
+
+bool ShapeImporter::isImportDone() const
+{
+    return maShapesStack.empty();
+}
+
+const PolyPolygonVector& ShapeImporter::getPolygons() const
+{
+    return maPolygons;
+}
+
+ShapeImporter::ShapeImporter( uno::Reference<drawing::XDrawPage> const&          xPage,
+                              uno::Reference<drawing::XDrawPage> const&          xActualPage,
+                              uno::Reference<drawing::XDrawPagesSupplier> const& xPagesSupplier,
+                              const SlideShowContext&                            rContext,
+                              sal_Int32                                          nOrdNumStart,
+                              bool                                               bConvertingMasterPage ) :
+    mxPage( xActualPage ),
+    mxPagesSupplier( xPagesSupplier ),
+    mrContext( rContext ),
+    maPolygons(),
+    maShapesStack(),
+    mnAscendingPrio( nOrdNumStart ),
+    mbConvertingMasterPage( bConvertingMasterPage )
+{
+    uno::Reference<drawing::XShapes> const xShapes(
+        xPage, uno::UNO_QUERY_THROW );
+    maShapesStack.push( XShapesEntry(xShapes) );
+}
+
+} // namespace presentation
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */