/* -*- 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include 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); // if no target frame has been passed (e.g. OLE objects), try to fallback to the active frame // TODO: we need some mechanism to keep and pass the parent frame Reference< XFrame > xFrame = rxTargetFrame; if( !xFrame.is() && mxContext.is() ) try { Reference< XDesktop2 > xFramesSupp = Desktop::create( mxContext ); xFrame = xFramesSupp->getActiveFrame(); } catch( Exception& ) { } // get the metric of the output device OSL_ENSURE( xFrame.is(), "GraphicHelper::GraphicHelper - cannot get target frame" ); // some default just in case, 100 000 is 1 meter in MM100 Size aDefault = Application::GetDefaultDevice()->LogicToPixel(Size(100000, 100000), MapMode(MapUnit::Map100thMM)); maDeviceInfo.PixelPerMeterX = aDefault.Width(); maDeviceInfo.PixelPerMeterY = aDefault.Height(); if( xFrame.is() ) try { Reference< awt::XDevice > xDevice( xFrame->getContainerWindow(), UNO_QUERY_THROW ); mxUnitConversion.set( xDevice, UNO_QUERY ); OSL_ENSURE( mxUnitConversion.is(), "GraphicHelper::GraphicHelper - cannot get unit converter" ); maDeviceInfo = xDevice->getInfo(); } catch( Exception& ) { OSL_FAIL( "GraphicHelper::GraphicHelper - cannot get output device info" ); } 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 { if( mxUnitConversion.is() ) try { awt::Point aPixel = convertHmmToScreenPixel( rHmm ); return mxUnitConversion->convertPointToLogic( aPixel, css::util::MeasureUnit::APPFONT ); } catch( Exception& ) { } return awt::Point( 0, 0 ); } awt::Size GraphicHelper::convertHmmToAppFont( const awt::Size& rHmm ) const { if( mxUnitConversion.is() ) try { awt::Size aPixel = convertHmmToScreenPixel( rHmm ); return mxUnitConversion->convertSizeToLogic( aPixel, css::util::MeasureUnit::APPFONT ); } catch( Exception& ) { } 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( 2 ); aArgs[ 0 ].Name = "InputStream"; aArgs[ 0 ].Value <<= rxInStrm; aArgs[ 1 ].Name = "LazyRead"; bool bLazyRead = !pExtHeader; aArgs[ 1 ].Value <<= bLazyRead; if ( pExtHeader && pExtHeader->mapMode > 0 ) { aArgs.realloc( aArgs.getLength() + 1 ); Sequence< PropertyValue > aFilterData( 3 ); aFilterData[ 0 ].Name = "ExternalWidth"; aFilterData[ 0 ].Value <<= pExtHeader->xExt; aFilterData[ 1 ].Name = "ExternalHeight"; aFilterData[ 1 ].Value <<= pExtHeader->yExt; aFilterData[ 2 ].Name = "ExternalMapMode"; aFilterData[ 2 ].Value <<= pExtHeader->mapMode; aArgs[ 2 ].Name = "FilterData"; aArgs[ 2 ].Value <<= aFilterData; } xGraphic = mxGraphicProvider->queryGraphic( aArgs ); } catch( Exception& ) { } return xGraphic; } std::vector< uno::Reference > GraphicHelper::importGraphics(const std::vector< uno::Reference >& rStreams) const { std::vector< uno::Sequence > aArgsVec; for (const auto& rStream : rStreams) { uno::Sequence aArgs = comphelper::InitPropertySequence( { {"InputStream", uno::makeAny(rStream)} }); aArgsVec.push_back(aArgs); } std::vector< uno::Reference > aRet; if (mxGraphicProvider.is()) aRet = comphelper::sequenceToContainer< std::vector< uno::Reference > >(mxGraphicProvider->queryGraphics(comphelper::containerToSequence(aArgsVec))); return aRet; } 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; } void GraphicHelper::importEmbeddedGraphics(const std::vector& rStreamNames) const { // Don't actually return anything, just fill maEmbeddedGraphics. // Stream names and streams to be imported. std::vector aMissingStreamNames; std::vector< uno::Reference > aMissingStreams; for (const auto& rStreamName : rStreamNames) { if(rStreamName.isEmpty()) { SAL_WARN("oox", "GraphicHelper::importEmbeddedGraphics - empty stream name"); continue; } EmbeddedGraphicMap::const_iterator aIt = maEmbeddedGraphics.find(rStreamName); if (aIt == maEmbeddedGraphics.end()) { aMissingStreamNames.push_back(rStreamName); aMissingStreams.push_back(mxStorage->openInputStream(rStreamName)); } } std::vector< uno::Reference > aGraphics = importGraphics(aMissingStreams); assert(aGraphics.size() == aMissingStreamNames.size()); for (size_t i = 0; i < aGraphics.size(); ++i) { if (aGraphics[i].is()) maEmbeddedGraphics[aMissingStreamNames[i]] = aGraphics[i]; } } 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() ) { EmbeddedGraphicMap::const_iterator aIt = maEmbeddedGraphics.find( rStreamName ); if( aIt == maEmbeddedGraphics.end() ) { // Lazy-loading doesn't work with TIFF or WMF at the moment. WmfExternal aHeader; if ( (rStreamName.endsWith(".tiff") || rStreamName.endsWith(".wmf") ) && !pExtHeader) pExtHeader = &aHeader; xGraphic = importGraphic(mxStorage->openInputStream(rStreamName), pExtHeader); if( xGraphic.is() ) maEmbeddedGraphics[ rStreamName ] = xGraphic; } else xGraphic = aIt->second; } 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; } } // namespace oox /* vim:set shiftwidth=4 softtabstop=4 expandtab: */