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, 323 insertions, 0 deletions

diff --git a/oox/source/helper/graphichelper.cxx b/oox/source/helper/graphichelper.cxx
new file mode 100644
index 000000000..f327d7eba
--- /dev/null
+++ b/oox/source/helper/graphichelper.cxx
@@ -0,0 +1,323 @@
+/* -*- 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 <oox/helper/graphichelper.hxx>
+
+#include <com/sun/star/awt/Point.hpp>
+#include <com/sun/star/awt/Size.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/graphic/GraphicProvider.hpp>
+#include <com/sun/star/graphic/GraphicMapper.hpp>
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+#include <comphelper/propertyvalue.hxx>
+#include <comphelper/seqstream.hxx>
+#include <vcl/wmfexternal.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/outdev.hxx>
+#include <tools/gen.hxx>
+#include <tools/diagnose_ex.h>
+#include <oox/helper/containerhelper.hxx>
+#include <oox/helper/propertyset.hxx>
+#include <oox/token/properties.hxx>
+#include <oox/token/tokens.hxx>
+
+namespace oox {
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::frame;
+using namespace ::com::sun::star::graphic;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+
+namespace {
+
+sal_Int32 lclConvertScreenPixelToHmm( double fPixel, double fPixelPerHmm )
+{
+    return static_cast< sal_Int32 >( (fPixelPerHmm > 0.0) ? (fPixel / fPixelPerHmm + 0.5) : 0.0 );
+}
+
+} // namespace
+
+GraphicHelper::GraphicHelper( const Reference< XComponentContext >& rxContext, const Reference< XFrame >& /*rxTargetFrame*/, const StorageRef& rxStorage ) :
+    mxContext( rxContext ),
+    mxStorage( rxStorage )
+{
+    OSL_ENSURE( mxContext.is(), "GraphicHelper::GraphicHelper - missing component context" );
+    if( mxContext.is() )
+        mxGraphicProvider.set( graphic::GraphicProvider::create( mxContext ), uno::UNO_QUERY );
+
+    //! TODO: get colors from system
+    maSystemPalette[ XML_3dDkShadow ]               = Color(0x716F64);
+    maSystemPalette[ XML_3dLight ]                  = Color(0xF1EFE2);
+    maSystemPalette[ XML_activeBorder ]             = Color(0xD4D0C8);
+    maSystemPalette[ XML_activeCaption ]            = Color(0x0054E3);
+    maSystemPalette[ XML_appWorkspace ]             = Color(0x808080);
+    maSystemPalette[ XML_background ]               = Color(0x004E98);
+    maSystemPalette[ XML_btnFace ]                  = Color(0xECE9D8);
+    maSystemPalette[ XML_btnHighlight ]             = Color(0xFFFFFF);
+    maSystemPalette[ XML_btnShadow ]                = Color(0xACA899);
+    maSystemPalette[ XML_btnText ]                  = Color(0x000000);
+    maSystemPalette[ XML_captionText ]              = Color(0xFFFFFF);
+    maSystemPalette[ XML_gradientActiveCaption ]    = Color(0x3D95FF);
+    maSystemPalette[ XML_gradientInactiveCaption ]  = Color(0xD8E4F8);
+    maSystemPalette[ XML_grayText ]                 = Color(0xACA899);
+    maSystemPalette[ XML_highlight ]                = Color(0x316AC5);
+    maSystemPalette[ XML_highlightText ]            = Color(0xFFFFFF);
+    maSystemPalette[ XML_hotLight ]                 = Color(0x000080);
+    maSystemPalette[ XML_inactiveBorder ]           = Color(0xD4D0C8);
+    maSystemPalette[ XML_inactiveCaption ]          = Color(0x7A96DF);
+    maSystemPalette[ XML_inactiveCaptionText ]      = Color(0xD8E4F8);
+    maSystemPalette[ XML_infoBk ]                   = Color(0xFFFFE1);
+    maSystemPalette[ XML_infoText ]                 = Color(0x000000);
+    maSystemPalette[ XML_menu ]                     = Color(0xFFFFFF);
+    maSystemPalette[ XML_menuBar ]                  = Color(0xECE9D8);
+    maSystemPalette[ XML_menuHighlight ]            = Color(0x316AC5);
+    maSystemPalette[ XML_menuText ]                 = Color(0x000000);
+    maSystemPalette[ XML_scrollBar ]                = Color(0xD4D0C8);
+    maSystemPalette[ XML_window ]                   = Color(0xFFFFFF);
+    maSystemPalette[ XML_windowFrame ]              = Color(0x000000);
+    maSystemPalette[ XML_windowText ]               = Color(0x000000);
+
+    // Note that we cannot try to get DeviceInfo from the current frame here,
+    // because there might not be a current frame yet
+    mxDefaultOutputDevice = Application::GetDefaultDevice();
+    maDeviceInfo = mxDefaultOutputDevice->GetDeviceInfo();
+    // 100 000 is 1 meter in MM100.
+    // various unit tests rely on these values being exactly this and not the "true" values
+    Size aDefault = mxDefaultOutputDevice->LogicToPixel(Size(100000, 100000), MapMode(MapUnit::Map100thMM));
+    maDeviceInfo.PixelPerMeterX = aDefault.Width();
+    maDeviceInfo.PixelPerMeterY = aDefault.Height();
+    mfPixelPerHmmX = maDeviceInfo.PixelPerMeterX / 100000.0;
+    mfPixelPerHmmY = maDeviceInfo.PixelPerMeterY / 100000.0;
+}
+
+GraphicHelper::~GraphicHelper()
+{
+}
+
+// System colors and predefined colors ----------------------------------------
+
+::Color GraphicHelper::getSystemColor( sal_Int32 nToken, ::Color nDefaultRgb ) const
+{
+    return ContainerHelper::getMapElement( maSystemPalette, nToken, nDefaultRgb );
+}
+
+::Color GraphicHelper::getSchemeColor( sal_Int32 /*nToken*/ ) const
+{
+    OSL_FAIL( "GraphicHelper::getSchemeColor - scheme colors not implemented" );
+    return API_RGB_TRANSPARENT;
+}
+
+::Color GraphicHelper::getPaletteColor( sal_Int32 /*nPaletteIdx*/ ) const
+{
+    OSL_FAIL( "GraphicHelper::getPaletteColor - palette colors not implemented" );
+    return API_RGB_TRANSPARENT;
+}
+
+sal_Int32 GraphicHelper::getDefaultChartAreaFillStyle() const
+{
+    return XML_solidFill;
+}
+
+sal_Int32 GraphicHelper::getDefaultChartAreaLineStyle()
+{
+    return XML_solidFill;
+}
+
+sal_Int16 GraphicHelper::getDefaultChartAreaLineWidth()
+{
+    // this value is what MSO 2016 writes fixing incomplete MSO 2010 documents (0.75 pt in emu)
+    return 9525;
+}
+
+// Device info and device dependent unit conversion ---------------------------
+
+sal_Int32 GraphicHelper::convertScreenPixelXToHmm( double fPixelX ) const
+{
+    return lclConvertScreenPixelToHmm( fPixelX, mfPixelPerHmmX );
+}
+
+sal_Int32 GraphicHelper::convertScreenPixelYToHmm( double fPixelY ) const
+{
+    return lclConvertScreenPixelToHmm( fPixelY, mfPixelPerHmmY );
+}
+
+awt::Size GraphicHelper::convertScreenPixelToHmm( const awt::Size& rPixel ) const
+{
+    return awt::Size( convertScreenPixelXToHmm( rPixel.Width ), convertScreenPixelYToHmm( rPixel.Height ) );
+}
+
+double GraphicHelper::convertHmmToScreenPixelX( sal_Int32 nHmmX ) const
+{
+    return nHmmX * mfPixelPerHmmX;
+}
+
+double GraphicHelper::convertHmmToScreenPixelY( sal_Int32 nHmmY ) const
+{
+    return nHmmY * mfPixelPerHmmY;
+}
+
+awt::Point GraphicHelper::convertHmmToScreenPixel( const awt::Point& rHmm ) const
+{
+    return awt::Point(
+        static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.X ) + 0.5 ),
+        static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Y ) + 0.5 ) );
+}
+
+awt::Size GraphicHelper::convertHmmToScreenPixel( const awt::Size& rHmm ) const
+{
+    return awt::Size(
+        static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.Width ) + 0.5 ),
+        static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Height ) + 0.5 ) );
+}
+
+awt::Point GraphicHelper::convertHmmToAppFont( const awt::Point& rHmm ) const
+{
+    try
+    {
+        awt::Point aPixel = convertHmmToScreenPixel( rHmm );
+        MapMode aMode(MapUnit::MapAppFont);
+        ::Point aVCLPoint(aPixel.X, aPixel.Y);
+        ::Point aDevPoint = mxDefaultOutputDevice->PixelToLogic(aVCLPoint, aMode );
+        return awt::Point(aDevPoint.X(), aDevPoint.Y());
+    }
+    catch( Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("oox");
+    }
+    return awt::Point( 0, 0 );
+}
+
+awt::Size GraphicHelper::convertHmmToAppFont( const awt::Size& rHmm ) const
+{
+    try
+    {
+        awt::Size aPixel = convertHmmToScreenPixel( rHmm );
+        MapMode aMode(MapUnit::MapAppFont);
+        ::Size aVCLSize(aPixel.Width, aPixel.Height);
+        ::Size aDevSz = mxDefaultOutputDevice->PixelToLogic(aVCLSize, aMode );
+        return awt::Size(aDevSz.Width(), aDevSz.Height());
+    }
+    catch( Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("oox");
+    }
+    return awt::Size( 0, 0 );
+}
+
+
+// Graphics and graphic objects  ----------------------------------------------
+
+Reference< XGraphic > GraphicHelper::importGraphic( const Reference< XInputStream >& rxInStrm,
+        const WmfExternal* pExtHeader ) const
+{
+    Reference< XGraphic > xGraphic;
+    if( rxInStrm.is() && mxGraphicProvider.is() ) try
+    {
+        Sequence< PropertyValue > aArgs{ comphelper::makePropertyValue("InputStream", rxInStrm),
+                                         comphelper::makePropertyValue("LazyRead", true) };
+
+        if ( pExtHeader && pExtHeader->mapMode > 0 )
+        {
+            aArgs.realloc( aArgs.getLength() + 1 );
+            auto pArgs = aArgs.getArray();
+            Sequence< PropertyValue > aFilterData{
+                comphelper::makePropertyValue("ExternalWidth", pExtHeader->xExt),
+                comphelper::makePropertyValue("ExternalHeight", pExtHeader->yExt),
+                comphelper::makePropertyValue("ExternalMapMode", pExtHeader->mapMode)
+            };
+            pArgs[ 2 ].Name = "FilterData";
+            pArgs[ 2 ].Value <<= aFilterData;
+        }
+
+        xGraphic = mxGraphicProvider->queryGraphic( aArgs );
+    }
+    catch( Exception& )
+    {
+    }
+    return xGraphic;
+}
+
+Reference< XGraphic > GraphicHelper::importGraphic( const StreamDataSequence& rGraphicData ) const
+{
+    Reference< XGraphic > xGraphic;
+    if( rGraphicData.hasElements() )
+    {
+        Reference< XInputStream > xInStrm( new ::comphelper::SequenceInputStream( rGraphicData ) );
+        xGraphic = importGraphic( xInStrm );
+    }
+    return xGraphic;
+}
+
+Reference< XGraphic > GraphicHelper::importEmbeddedGraphic( const OUString& rStreamName, const WmfExternal* pExtHeader ) const
+{
+    Reference< XGraphic > xGraphic;
+    OSL_ENSURE( !rStreamName.isEmpty(), "GraphicHelper::importEmbeddedGraphic - empty stream name" );
+
+    if( !rStreamName.isEmpty() )
+    {
+        initializeGraphicMapperIfNeeded();
+
+        SAL_WARN_IF(!mxGraphicMapper.is(), "oox", "GraphicHelper::importEmbeddedGraphic - graphic mapper not available");
+
+        xGraphic = mxGraphicMapper->findGraphic(rStreamName);
+        if (!xGraphic.is())
+        {
+            auto xStream = mxStorage->openInputStream(rStreamName);
+            xGraphic = importGraphic(xStream, pExtHeader);
+            if (xGraphic.is())
+                mxGraphicMapper->putGraphic(rStreamName, xGraphic);
+        }
+    }
+    return xGraphic;
+}
+
+awt::Size GraphicHelper::getOriginalSize( const Reference< XGraphic >& xGraphic ) const
+{
+    awt::Size aSizeHmm;
+    PropertySet aPropSet( xGraphic );
+    if( aPropSet.getProperty( aSizeHmm, PROP_Size100thMM ) && (aSizeHmm.Width == 0) && (aSizeHmm.Height == 0) )     // MAPMODE_PIXEL used?
+    {
+        awt::Size aSizePixel( 0, 0 );
+        if( aPropSet.getProperty( aSizePixel, PROP_SizePixel ) )
+            aSizeHmm = convertScreenPixelToHmm( aSizePixel );
+    }
+    return aSizeHmm;
+}
+
+void GraphicHelper::setGraphicMapper(css::uno::Reference<css::graphic::XGraphicMapper> const & rGraphicMapper)
+{
+    mxGraphicMapper = rGraphicMapper;
+}
+
+void GraphicHelper::initializeGraphicMapperIfNeeded() const
+{
+    if (!mxGraphicMapper.is())
+    {
+        auto* pNonConstThis = const_cast<GraphicHelper*>(this);
+        pNonConstThis->mxGraphicMapper = graphic::GraphicMapper::create(mxContext);
+    }
+}
+
+} // namespace oox
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */