Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 397 insertions, 0 deletions

diff --git a/xmloff/source/style/XMLBackgroundImageContext.cxx b/xmloff/source/style/XMLBackgroundImageContext.cxx
new file mode 100644
index 000000000..cd500672c
--- /dev/null
+++ b/xmloff/source/style/XMLBackgroundImageContext.cxx
@@ -0,0 +1,397 @@
+/* -*- 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 <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/drawing/BitmapMode.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+
+#include <tools/debug.hxx>
+#include <sal/log.hxx>
+#include <sax/tools/converter.hxx>
+
+#include <xmloff/xmltkmap.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/xmlnamespace.hxx>
+#include <xmloff/xmltoken.hxx>
+#include <xmloff/xmlimp.hxx>
+#include <xmloff/namespacemap.hxx>
+#include <xmloff/xmlement.hxx>
+#include <xmloff/XMLBase64ImportContext.hxx>
+#include <XMLBackgroundImageContext.hxx>
+
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::style;
+using namespace ::com::sun::star::io;
+using namespace ::xmloff::token;
+
+const SvXMLEnumMapEntry<GraphicLocation> psXML_BrushHoriPos[] =
+{
+    { XML_LEFT,         GraphicLocation_LEFT_MIDDLE },
+    { XML_RIGHT,        GraphicLocation_RIGHT_MIDDLE    },
+    { XML_TOKEN_INVALID,                    GraphicLocation(0)           }
+};
+
+const SvXMLEnumMapEntry<GraphicLocation> psXML_BrushVertPos[] =
+{
+    { XML_TOP,          GraphicLocation_MIDDLE_TOP  },
+    { XML_BOTTOM,       GraphicLocation_MIDDLE_BOTTOM   },
+    { XML_TOKEN_INVALID,                    GraphicLocation(0)           }
+};
+
+static void lcl_xmlbic_MergeHoriPos( GraphicLocation& ePos,
+                                   GraphicLocation eHori )
+{
+    DBG_ASSERT( GraphicLocation_LEFT_MIDDLE==eHori ||
+                GraphicLocation_MIDDLE_MIDDLE==eHori ||
+                GraphicLocation_RIGHT_MIDDLE==eHori,
+                "lcl_xmlbic_MergeHoriPos: vertical pos must be middle" );
+
+    switch( ePos )
+    {
+    case GraphicLocation_LEFT_TOP:
+    case GraphicLocation_MIDDLE_TOP:
+    case GraphicLocation_RIGHT_TOP:
+        ePos = GraphicLocation_LEFT_MIDDLE==eHori
+                ? GraphicLocation_LEFT_TOP
+                : (GraphicLocation_MIDDLE_MIDDLE==eHori
+                        ? GraphicLocation_MIDDLE_TOP
+                        : GraphicLocation_RIGHT_TOP);
+        break;
+
+    case GraphicLocation_LEFT_MIDDLE:
+    case GraphicLocation_MIDDLE_MIDDLE:
+    case GraphicLocation_RIGHT_MIDDLE:
+        ePos = eHori;
+        break;
+
+    case GraphicLocation_LEFT_BOTTOM:
+    case GraphicLocation_MIDDLE_BOTTOM:
+    case GraphicLocation_RIGHT_BOTTOM:
+        ePos = GraphicLocation_LEFT_MIDDLE==eHori
+                ? GraphicLocation_LEFT_BOTTOM
+                : (GraphicLocation_MIDDLE_MIDDLE==eHori
+                        ? GraphicLocation_MIDDLE_BOTTOM
+                        : GraphicLocation_RIGHT_BOTTOM);
+        break;
+    default:
+        break;
+    }
+}
+
+static void lcl_xmlbic_MergeVertPos( GraphicLocation& ePos,
+                                                   GraphicLocation eVert )
+{
+    DBG_ASSERT( GraphicLocation_MIDDLE_TOP==eVert ||
+                GraphicLocation_MIDDLE_MIDDLE==eVert ||
+                GraphicLocation_MIDDLE_BOTTOM==eVert,
+                "lcl_xmlbic_MergeVertPos: horizontal pos must be middle" );
+
+    switch( ePos )
+    {
+    case GraphicLocation_LEFT_TOP:
+    case GraphicLocation_LEFT_MIDDLE:
+    case GraphicLocation_LEFT_BOTTOM:
+        ePos = GraphicLocation_MIDDLE_TOP==eVert
+                ? GraphicLocation_LEFT_TOP
+                : (GraphicLocation_MIDDLE_MIDDLE==eVert
+                        ? GraphicLocation_LEFT_MIDDLE
+                        : GraphicLocation_LEFT_BOTTOM);
+        break;
+
+    case GraphicLocation_MIDDLE_TOP:
+    case GraphicLocation_MIDDLE_MIDDLE:
+    case GraphicLocation_MIDDLE_BOTTOM:
+        ePos = eVert;
+        break;
+
+    case GraphicLocation_RIGHT_TOP:
+    case GraphicLocation_RIGHT_MIDDLE:
+    case GraphicLocation_RIGHT_BOTTOM:
+        ePos = GraphicLocation_MIDDLE_TOP==eVert
+                ? GraphicLocation_RIGHT_TOP
+                : (GraphicLocation_MIDDLE_MIDDLE==eVert
+                        ? GraphicLocation_RIGHT_MIDDLE
+                        : GraphicLocation_RIGHT_BOTTOM);
+        break;
+    default:
+        break;
+    }
+}
+
+
+void XMLBackgroundImageContext::ProcessAttrs(
+        const Reference< xml::sax::XFastAttributeList >& xAttrList )
+{
+    ePos = GraphicLocation_NONE;
+
+    for (auto &aIter : sax_fastparser::castToFastAttributeList(xAttrList))
+    {
+        switch( aIter.getToken() )
+        {
+        case XML_ELEMENT(XLINK, XML_HREF):
+            m_sURL = aIter.toString();
+            if( GraphicLocation_NONE == ePos )
+                ePos = GraphicLocation_TILED;
+            break;
+        case XML_ELEMENT(XLINK, XML_TYPE):
+        case XML_ELEMENT(XLINK, XML_ACTUATE):
+        case XML_ELEMENT(XLINK, XML_SHOW):
+            break;
+        case XML_ELEMENT(STYLE, XML_POSITION):
+            {
+                GraphicLocation eNewPos = GraphicLocation_NONE, eTmp;
+                OUString sValue = aIter.toString();
+                SvXMLTokenEnumerator aTokenEnum( sValue );
+                std::u16string_view aToken;
+                bool bHori = false, bVert = false;
+                bool bOK = true;
+                while( bOK && aTokenEnum.getNextToken( aToken ) )
+                {
+                    GraphicLocation nTmpGraphicLocation;
+                    if( bHori && bVert )
+                    {
+                        bOK = false;
+                    }
+                    else if( std::u16string_view::npos != aToken.find( '%' ) )
+                    {
+                        sal_Int32 nPrc = 50;
+                        if (::sax::Converter::convertPercent( nPrc, aToken ))
+                        {
+                            if( !bHori )
+                            {
+                                eNewPos = nPrc < 25
+                                    ? GraphicLocation_LEFT_TOP
+                                    : (nPrc < 75 ? GraphicLocation_MIDDLE_MIDDLE
+                                                : GraphicLocation_RIGHT_BOTTOM);
+                                bHori = true;
+                            }
+                            else
+                            {
+                                eTmp = nPrc < 25
+                                    ? GraphicLocation_LEFT_TOP
+                                    : (nPrc < 75 ? GraphicLocation_LEFT_MIDDLE
+                                                 : GraphicLocation_LEFT_BOTTOM);
+                                lcl_xmlbic_MergeVertPos( eNewPos, eTmp );
+                                bVert = true;
+                            }
+                        }
+                        else
+                        {
+                            // wrong percentage
+                            bOK = false;
+                        }
+                    }
+                    else if( IsXMLToken( aToken, XML_CENTER ) )
+                    {
+                        if( bHori )
+                            lcl_xmlbic_MergeVertPos( eNewPos,
+                                          GraphicLocation_MIDDLE_MIDDLE );
+                        else if ( bVert )
+                            lcl_xmlbic_MergeHoriPos( eNewPos,
+                                          GraphicLocation_MIDDLE_MIDDLE );
+                        else
+                            eNewPos = GraphicLocation_MIDDLE_MIDDLE;
+                    }
+                    else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken,
+                                                         psXML_BrushHoriPos ) )
+                    {
+                        if( bVert )
+                            lcl_xmlbic_MergeHoriPos( eNewPos, nTmpGraphicLocation );
+                        else if( !bHori )
+                            eNewPos = nTmpGraphicLocation;
+                        else
+                            bOK = false;
+                        bHori = true;
+                    }
+                    else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken,
+                                                         psXML_BrushVertPos ) )
+                    {
+                        if( bHori )
+                            lcl_xmlbic_MergeVertPos( eNewPos, nTmpGraphicLocation );
+                        else if( !bVert )
+                            eNewPos = nTmpGraphicLocation;
+                        else
+                            bOK = false;
+                        bVert = true;
+                    }
+                    else
+                    {
+                        bOK = false;
+                    }
+                }
+
+                bOK &= GraphicLocation_NONE != eNewPos;
+                if( bOK )
+                    ePos = eNewPos;
+            }
+            break;
+        case XML_ELEMENT(STYLE, XML_REPEAT):
+            {
+                GraphicLocation nPos = GraphicLocation_NONE;
+                static const SvXMLEnumMapEntry<GraphicLocation> psXML_BrushRepeat[] =
+                {
+                    { XML_REPEAT,               GraphicLocation_TILED   },
+                    { XML_BACKGROUND_NO_REPEAT, GraphicLocation_MIDDLE_MIDDLE       },
+                    { XML_STRETCH,              GraphicLocation_AREA    },
+                    { XML_TOKEN_INVALID,        GraphicLocation(0)      }
+                };
+                if( SvXMLUnitConverter::convertEnum( nPos, aIter.toView(),
+                                                psXML_BrushRepeat ) )
+                {
+                    if( GraphicLocation_MIDDLE_MIDDLE != nPos ||
+                        GraphicLocation_NONE == ePos ||
+                        GraphicLocation_AREA == ePos ||
+                        GraphicLocation_TILED == ePos )
+                        ePos = nPos;
+                }
+            }
+            break;
+        case XML_ELEMENT(STYLE, XML_FILTER_NAME):
+            sFilter = aIter.toString();
+            break;
+        case XML_ELEMENT(DRAW, XML_OPACITY):
+            {
+                sal_Int32 nTmp;
+                // convert from percent and clip
+                if (::sax::Converter::convertPercent( nTmp, aIter.toView() ))
+                {
+                    if( (nTmp >= 0) && (nTmp <= 100) )
+                        nTransparency = static_cast<sal_Int8>( 100-nTmp );
+                }
+            }
+            break;
+        default:
+            XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+        }
+    }
+
+}
+
+XMLBackgroundImageContext::XMLBackgroundImageContext(
+        SvXMLImport& rImport, sal_Int32 nElement,
+        const Reference< xml::sax::XFastAttributeList > & xAttrList,
+        const XMLPropertyState& rProp,
+        sal_Int32 nPosIdx,
+        sal_Int32 nFilterIdx,
+        sal_Int32 nTransparencyIdx,
+        sal_Int32 nBitmapModeIdx,
+        ::std::vector< XMLPropertyState > &rProps ) :
+    XMLElementPropertyContext( rImport, nElement, rProp, rProps ),
+    aPosProp( nPosIdx ),
+    m_nBitmapModeIdx(nBitmapModeIdx),
+    aFilterProp( nFilterIdx ),
+    aTransparencyProp( nTransparencyIdx ),
+    nTransparency( 0 )
+{
+    ProcessAttrs( xAttrList );
+}
+
+XMLBackgroundImageContext::~XMLBackgroundImageContext()
+{
+}
+
+css::uno::Reference< css::xml::sax::XFastContextHandler > XMLBackgroundImageContext::createFastChildContext(
+    sal_Int32 nElement,
+    const css::uno::Reference< css::xml::sax::XFastAttributeList >& /*xAttrList*/ )
+{
+    if( nElement == XML_ELEMENT(OFFICE, xmloff::token::XML_BINARY_DATA) )
+    {
+        if( m_sURL.isEmpty() && !m_xBase64Stream.is() )
+        {
+            m_xBase64Stream = GetImport().GetStreamForGraphicObjectURLFromBase64();
+            if( m_xBase64Stream.is() )
+                return new XMLBase64ImportContext( GetImport(), m_xBase64Stream );
+        }
+    }
+    XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
+    return nullptr;
+}
+
+void XMLBackgroundImageContext::endFastElement(sal_Int32 nElement)
+{
+    uno::Reference<graphic::XGraphic> xGraphic;
+    if (!m_sURL.isEmpty())
+    {
+        xGraphic = GetImport().loadGraphicByURL(m_sURL);
+    }
+    else if (m_xBase64Stream.is())
+    {
+        xGraphic = GetImport().loadGraphicFromBase64(m_xBase64Stream);
+        m_xBase64Stream = nullptr;
+    }
+
+    if (!xGraphic.is())
+        ePos = GraphicLocation_NONE;
+    else if (GraphicLocation_NONE == ePos)
+        ePos = GraphicLocation_TILED;
+
+    if (xGraphic.is())
+        aProp.maValue <<= xGraphic;
+    aPosProp.maValue <<= ePos;
+    aFilterProp.maValue <<= sFilter;
+    aTransparencyProp.maValue <<= nTransparency;
+
+    SetInsert( true );
+    XMLElementPropertyContext::endFastElement(nElement);
+
+    if( -1 != aPosProp.mnIndex )
+    {
+        // See if a FillBitmapMode property is already set, in that case
+        // BackGraphicLocation will be ignored.
+        bool bFound = false;
+        if (m_nBitmapModeIdx != -1)
+        {
+            for (XMLPropertyState& rProperty : rProperties)
+            {
+                if (rProperty.mnIndex == m_nBitmapModeIdx)
+                {
+                    bFound = true;
+
+                    // Found, so map the old property to the new one.
+                    switch (ePos)
+                    {
+                    case GraphicLocation_TILED:
+                        rProperty.maValue <<= drawing::BitmapMode_REPEAT;
+                        break;
+                    case GraphicLocation_AREA:
+                        rProperty.maValue <<= drawing::BitmapMode_STRETCH;
+                        break;
+                    case GraphicLocation_MIDDLE_MIDDLE:
+                        rProperty.maValue <<= drawing::BitmapMode_NO_REPEAT;
+                        break;
+                    default:
+                        break;
+                    }
+                    break;
+                }
+            }
+        }
+        if (!bFound)
+            rProperties.push_back( aPosProp );
+    }
+    if( -1 != aFilterProp.mnIndex )
+        rProperties.push_back( aFilterProp );
+    if( -1 != aTransparencyProp.mnIndex )
+        rProperties.push_back( aTransparencyProp );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */