LCOV - code coverage report
Current view: top level - libreoffice/oox/source/helper - graphichelper.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 102 150 68.0 %
Date: 2012-12-17 Functions: 13 27 48.1 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <com/sun/star/container/XNameContainer.hpp>
      21             : #include "oox/helper/graphichelper.hxx"
      22             : 
      23             : #include <com/sun/star/awt/Point.hpp>
      24             : #include <com/sun/star/awt/Size.hpp>
      25             : #include <com/sun/star/awt/XDevice.hpp>
      26             : #include <com/sun/star/awt/XUnitConversion.hpp>
      27             : #include <com/sun/star/beans/XPropertySet.hpp>
      28             : #include <com/sun/star/frame/XFramesSupplier.hpp>
      29             : #include <com/sun/star/graphic/GraphicObject.hpp>
      30             : #include <com/sun/star/graphic/GraphicProvider.hpp>
      31             : #include <com/sun/star/graphic/XGraphicProvider.hpp>
      32             : #include <com/sun/star/util/MeasureUnit.hpp>
      33             : #include <comphelper/seqstream.hxx>
      34             : #include <svtools/wmf.hxx>
      35             : #include "oox/helper/containerhelper.hxx"
      36             : #include "oox/helper/propertyset.hxx"
      37             : #include "oox/token/properties.hxx"
      38             : #include "oox/token/tokens.hxx"
      39             : 
      40             : namespace oox {
      41             : 
      42             : // ============================================================================
      43             : 
      44             : 
      45             : using namespace ::com::sun::star;
      46             : using namespace ::com::sun::star::beans;
      47             : using namespace ::com::sun::star::frame;
      48             : using namespace ::com::sun::star::graphic;
      49             : using namespace ::com::sun::star::io;
      50             : using namespace ::com::sun::star::lang;
      51             : using namespace ::com::sun::star::uno;
      52             : 
      53             : using ::rtl::OUString;
      54             : 
      55             : // ============================================================================
      56             : 
      57             : namespace {
      58             : 
      59           0 : inline sal_Int32 lclConvertScreenPixelToHmm( double fPixel, double fPixelPerHmm )
      60             : {
      61           0 :     return static_cast< sal_Int32 >( (fPixelPerHmm > 0.0) ? (fPixel / fPixelPerHmm + 0.5) : 0.0 );
      62             : }
      63             : 
      64             : } // namespace
      65             : 
      66             : // ============================================================================
      67             : 
      68         512 : GraphicHelper::GraphicHelper( const Reference< XComponentContext >& rxContext, const Reference< XFrame >& rxTargetFrame, const StorageRef& rxStorage ) :
      69             :     mxContext( rxContext ),
      70             :     mxStorage( rxStorage ),
      71         514 :     maGraphicObjScheme( CREATE_OUSTRING( "vnd.sun.star.GraphicObject:" ) )
      72             : {
      73             :     OSL_ENSURE( mxContext.is(), "GraphicHelper::GraphicHelper - missing component context" );
      74         512 :     Reference< XMultiServiceFactory > xFactory( mxContext->getServiceManager(), UNO_QUERY );
      75             :     OSL_ENSURE( xFactory.is(), "GraphicHelper::GraphicHelper - missing service factory" );
      76         512 :     if( xFactory.is() )
      77         512 :         mxGraphicProvider.set( graphic::GraphicProvider::create( mxContext ) );
      78             : 
      79             :     //! TODO: get colors from system
      80         510 :     maSystemPalette[ XML_3dDkShadow ]               = 0x716F64;
      81         510 :     maSystemPalette[ XML_3dLight ]                  = 0xF1EFE2;
      82         510 :     maSystemPalette[ XML_activeBorder ]             = 0xD4D0C8;
      83         510 :     maSystemPalette[ XML_activeCaption ]            = 0x0054E3;
      84         510 :     maSystemPalette[ XML_appWorkspace ]             = 0x808080;
      85         510 :     maSystemPalette[ XML_background ]               = 0x004E98;
      86         510 :     maSystemPalette[ XML_btnFace ]                  = 0xECE9D8;
      87         510 :     maSystemPalette[ XML_btnHighlight ]             = 0xFFFFFF;
      88         510 :     maSystemPalette[ XML_btnShadow ]                = 0xACA899;
      89         510 :     maSystemPalette[ XML_btnText ]                  = 0x000000;
      90         510 :     maSystemPalette[ XML_captionText ]              = 0xFFFFFF;
      91         510 :     maSystemPalette[ XML_gradientActiveCaption ]    = 0x3D95FF;
      92         510 :     maSystemPalette[ XML_gradientInactiveCaption ]  = 0xD8E4F8;
      93         510 :     maSystemPalette[ XML_grayText ]                 = 0xACA899;
      94         510 :     maSystemPalette[ XML_highlight ]                = 0x316AC5;
      95         510 :     maSystemPalette[ XML_highlightText ]            = 0xFFFFFF;
      96         510 :     maSystemPalette[ XML_hotLight ]                 = 0x000080;
      97         510 :     maSystemPalette[ XML_inactiveBorder ]           = 0xD4D0C8;
      98         510 :     maSystemPalette[ XML_inactiveCaption ]          = 0x7A96DF;
      99         510 :     maSystemPalette[ XML_inactiveCaptionText ]      = 0xD8E4F8;
     100         510 :     maSystemPalette[ XML_infoBk ]                   = 0xFFFFE1;
     101         510 :     maSystemPalette[ XML_infoText ]                 = 0x000000;
     102         510 :     maSystemPalette[ XML_menu ]                     = 0xFFFFFF;
     103         510 :     maSystemPalette[ XML_menuBar ]                  = 0xECE9D8;
     104         510 :     maSystemPalette[ XML_menuHighlight ]            = 0x316AC5;
     105         510 :     maSystemPalette[ XML_menuText ]                 = 0x000000;
     106         510 :     maSystemPalette[ XML_scrollBar ]                = 0xD4D0C8;
     107         510 :     maSystemPalette[ XML_window ]                   = 0xFFFFFF;
     108         510 :     maSystemPalette[ XML_windowFrame ]              = 0x000000;
     109         510 :     maSystemPalette[ XML_windowText ]               = 0x000000;
     110             : 
     111             :     // if no target frame has been passed (e.g. OLE objects), try to fallback to the active frame
     112             :     // TODO: we need some mechanism to keep and pass the parent frame
     113         510 :     Reference< XFrame > xFrame = rxTargetFrame;
     114         510 :     if( !xFrame.is() && xFactory.is() ) try
     115             :     {
     116         418 :         Reference< XFramesSupplier > xFramesSupp( xFactory->createInstance( CREATE_OUSTRING( "com.sun.star.frame.Desktop" ) ), UNO_QUERY_THROW );
     117         374 :         xFrame = xFramesSupp->getActiveFrame();
     118             :     }
     119          22 :     catch( Exception& )
     120             :     {
     121             :     }
     122             : 
     123             :     // get the metric of the output device
     124             :     OSL_ENSURE( xFrame.is(), "GraphicHelper::GraphicHelper - cannot get target frame" );
     125         510 :     maDeviceInfo.PixelPerMeterX = maDeviceInfo.PixelPerMeterY = 3500.0; // some default just in case
     126         510 :     if( xFrame.is() ) try
     127             :     {
     128         373 :         Reference< awt::XDevice > xDevice( xFrame->getContainerWindow(), UNO_QUERY_THROW );
     129         373 :         mxUnitConversion.set( xDevice, UNO_QUERY );
     130             :         OSL_ENSURE( mxUnitConversion.is(), "GraphicHelper::GraphicHelper - cannot get unit converter" );
     131         373 :         maDeviceInfo = xDevice->getInfo();
     132             :     }
     133           0 :     catch( Exception& )
     134             :     {
     135             :         OSL_FAIL( "GraphicHelper::GraphicHelper - cannot get output device info" );
     136             :     }
     137         510 :     mfPixelPerHmmX = maDeviceInfo.PixelPerMeterX / 100000.0;
     138         510 :     mfPixelPerHmmY = maDeviceInfo.PixelPerMeterY / 100000.0;
     139         510 : }
     140             : 
     141         778 : GraphicHelper::~GraphicHelper()
     142             : {
     143         778 : }
     144             : 
     145             : // System colors and predefined colors ----------------------------------------
     146             : 
     147         316 : sal_Int32 GraphicHelper::getSystemColor( sal_Int32 nToken, sal_Int32 nDefaultRgb ) const
     148             : {
     149         316 :     return ContainerHelper::getMapElement( maSystemPalette, nToken, nDefaultRgb );
     150             : }
     151             : 
     152           0 : sal_Int32 GraphicHelper::getSchemeColor( sal_Int32 /*nToken*/ ) const
     153             : {
     154             :     OSL_FAIL( "GraphicHelper::getSchemeColor - scheme colors not implemented" );
     155           0 :     return API_RGB_TRANSPARENT;
     156             : }
     157             : 
     158           0 : sal_Int32 GraphicHelper::getPaletteColor( sal_Int32 /*nPaletteIdx*/ ) const
     159             : {
     160             :     OSL_FAIL( "GraphicHelper::getPaletteColor - palette colors not implemented" );
     161           0 :     return API_RGB_TRANSPARENT;
     162             : }
     163             : 
     164             : // Device info and device dependent unit conversion ---------------------------
     165             : 
     166          22 : const awt::DeviceInfo& GraphicHelper::getDeviceInfo() const
     167             : {
     168          22 :     return maDeviceInfo;
     169             : }
     170             : 
     171           0 : sal_Int32 GraphicHelper::convertScreenPixelXToHmm( double fPixelX ) const
     172             : {
     173           0 :     return lclConvertScreenPixelToHmm( fPixelX, mfPixelPerHmmX );
     174             : }
     175             : 
     176           0 : sal_Int32 GraphicHelper::convertScreenPixelYToHmm( double fPixelY ) const
     177             : {
     178           0 :     return lclConvertScreenPixelToHmm( fPixelY, mfPixelPerHmmY );
     179             : }
     180             : 
     181           0 : awt::Size GraphicHelper::convertScreenPixelToHmm( const awt::Size& rPixel ) const
     182             : {
     183           0 :     return awt::Size( convertScreenPixelXToHmm( rPixel.Width ), convertScreenPixelYToHmm( rPixel.Height ) );
     184             : }
     185             : 
     186           0 : double GraphicHelper::convertHmmToScreenPixelX( sal_Int32 nHmmX ) const
     187             : {
     188           0 :     return nHmmX * mfPixelPerHmmX;
     189             : }
     190             : 
     191           0 : double GraphicHelper::convertHmmToScreenPixelY( sal_Int32 nHmmY ) const
     192             : {
     193           0 :     return nHmmY * mfPixelPerHmmY;
     194             : }
     195             : 
     196           0 : awt::Point GraphicHelper::convertHmmToScreenPixel( const awt::Point& rHmm ) const
     197             : {
     198             :     return awt::Point(
     199           0 :         static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.X ) + 0.5 ),
     200           0 :         static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Y ) + 0.5 ) );
     201             : }
     202             : 
     203           0 : awt::Size GraphicHelper::convertHmmToScreenPixel( const awt::Size& rHmm ) const
     204             : {
     205             :     return awt::Size(
     206           0 :         static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.Width ) + 0.5 ),
     207           0 :         static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Height ) + 0.5 ) );
     208             : }
     209             : 
     210           0 : awt::Point GraphicHelper::convertHmmToAppFont( const awt::Point& rHmm ) const
     211             : {
     212           0 :     if( mxUnitConversion.is() ) try
     213             :     {
     214           0 :         awt::Point aPixel = convertHmmToScreenPixel( rHmm );
     215           0 :         return mxUnitConversion->convertPointToLogic( aPixel, ::com::sun::star::util::MeasureUnit::APPFONT );
     216             :     }
     217           0 :     catch( Exception& )
     218             :     {
     219             :     }
     220           0 :     return awt::Point( 0, 0 );
     221             : }
     222             : 
     223           0 : awt::Size GraphicHelper::convertHmmToAppFont( const awt::Size& rHmm ) const
     224             : {
     225           0 :     if( mxUnitConversion.is() ) try
     226             :     {
     227           0 :         awt::Size aPixel = convertHmmToScreenPixel( rHmm );
     228           0 :         return mxUnitConversion->convertSizeToLogic( aPixel, ::com::sun::star::util::MeasureUnit::APPFONT );
     229             :     }
     230           0 :     catch( Exception& )
     231             :     {
     232             :     }
     233           0 :     return awt::Size( 0, 0 );
     234             : }
     235             : 
     236             : // Graphics and graphic objects  ----------------------------------------------
     237             : 
     238          44 : Reference< XGraphic > GraphicHelper::importGraphic( const Reference< XInputStream >& rxInStrm,
     239             :         const WMF_EXTERNALHEADER* pExtHeader ) const
     240             : {
     241          44 :     Reference< XGraphic > xGraphic;
     242          44 :     if( rxInStrm.is() && mxGraphicProvider.is() ) try
     243             :     {
     244          44 :         Sequence< PropertyValue > aArgs( 1 );
     245          44 :         aArgs[ 0 ].Name = CREATE_OUSTRING( "InputStream" );
     246          44 :         aArgs[ 0 ].Value <<= rxInStrm;
     247             : 
     248          44 :         if ( pExtHeader && pExtHeader->mapMode > 0 )
     249             :         {
     250           2 :             aArgs.realloc( aArgs.getLength() + 1 );
     251           2 :             Sequence< PropertyValue > aFilterData( 3 );
     252           2 :             aFilterData[ 0 ].Name = CREATE_OUSTRING( "ExternalWidth" );
     253           2 :             aFilterData[ 0 ].Value <<= pExtHeader->xExt;
     254           2 :             aFilterData[ 1 ].Name = CREATE_OUSTRING( "ExternalHeight" );
     255           2 :             aFilterData[ 1 ].Value <<= pExtHeader->yExt;
     256           2 :             aFilterData[ 2 ].Name = CREATE_OUSTRING( "ExternalMapMode" );
     257           2 :             aFilterData[ 2 ].Value <<= pExtHeader->mapMode;
     258           2 :             aArgs[ 1 ].Name = CREATE_OUSTRING( "FilterData" );
     259           2 :             aArgs[ 1 ].Value <<= aFilterData;
     260             :         }
     261             : 
     262          44 :         xGraphic = mxGraphicProvider->queryGraphic( aArgs );
     263             :     }
     264           0 :     catch( Exception& )
     265             :     {
     266             :     }
     267          44 :     return xGraphic;
     268             : }
     269             : 
     270           0 : Reference< XGraphic > GraphicHelper::importGraphic( const StreamDataSequence& rGraphicData ) const
     271             : {
     272           0 :     Reference< XGraphic > xGraphic;
     273           0 :     if( rGraphicData.hasElements() )
     274             :     {
     275           0 :         Reference< XInputStream > xInStrm( new ::comphelper::SequenceInputStream( rGraphicData ) );
     276           0 :         xGraphic = importGraphic( xInStrm );
     277             :     }
     278           0 :     return xGraphic;
     279             : }
     280             : 
     281          40 : Reference< XGraphic > GraphicHelper::importEmbeddedGraphic( const OUString& rStreamName ) const
     282             : {
     283          40 :     Reference< XGraphic > xGraphic;
     284             :     OSL_ENSURE( !rStreamName.isEmpty(), "GraphicHelper::importEmbeddedGraphic - empty stream name" );
     285          40 :     if( !rStreamName.isEmpty() )
     286             :     {
     287          40 :         EmbeddedGraphicMap::const_iterator aIt = maEmbeddedGraphics.find( rStreamName );
     288          40 :         if( aIt == maEmbeddedGraphics.end() )
     289             :         {
     290          28 :             xGraphic = importGraphic( mxStorage->openInputStream( rStreamName ) );
     291          28 :             if( xGraphic.is() )
     292          28 :                 maEmbeddedGraphics[ rStreamName ] = xGraphic;
     293             :         }
     294             :         else
     295          12 :             xGraphic = aIt->second;
     296             :     }
     297          40 :     return xGraphic;
     298             : }
     299             : 
     300          56 : OUString GraphicHelper::createGraphicObject( const Reference< XGraphic >& rxGraphic ) const
     301             : {
     302          56 :     OUString aGraphicObjUrl;
     303          56 :     if( mxContext.is() && rxGraphic.is() ) try
     304             :     {
     305          56 :         Reference< XGraphicObject > xGraphicObj( graphic::GraphicObject::create( mxContext ), UNO_SET_THROW );
     306          56 :         xGraphicObj->setGraphic( rxGraphic );
     307          56 :         maGraphicObjects.push_back( xGraphicObj );
     308          56 :         aGraphicObjUrl = maGraphicObjScheme + xGraphicObj->getUniqueID();
     309             :     }
     310           0 :     catch( Exception& )
     311             :     {
     312             :     }
     313          56 :     return aGraphicObjUrl;
     314             : }
     315             : 
     316          16 : OUString GraphicHelper::importGraphicObject( const Reference< XInputStream >& rxInStrm,
     317             :         const WMF_EXTERNALHEADER* pExtHeader ) const
     318             : {
     319          16 :     return createGraphicObject( importGraphic( rxInStrm, pExtHeader ) );
     320             : }
     321             : 
     322           0 : OUString GraphicHelper::importGraphicObject( const StreamDataSequence& rGraphicData ) const
     323             : {
     324           0 :     return createGraphicObject( importGraphic( rGraphicData ) );
     325             : }
     326             : 
     327          12 : OUString GraphicHelper::importEmbeddedGraphicObject( const OUString& rStreamName ) const
     328             : {
     329          12 :     Reference< XGraphic > xGraphic = importEmbeddedGraphic( rStreamName );
     330          12 :     return xGraphic.is() ? createGraphicObject( xGraphic ) : OUString();
     331             : }
     332             : 
     333          10 : awt::Size GraphicHelper::getOriginalSize( const Reference< XGraphic >& xGraphic ) const
     334             : {
     335          10 :     awt::Size aSizeHmm;
     336          10 :     PropertySet aPropSet( xGraphic );
     337          10 :     if( aPropSet.getProperty( aSizeHmm, PROP_Size100thMM ) && (aSizeHmm.Width == 0) && (aSizeHmm.Height == 0) )     // MAPMODE_PIXEL used?
     338             :     {
     339           0 :         awt::Size aSizePixel( 0, 0 );
     340           0 :         if( aPropSet.getProperty( aSizePixel, PROP_SizePixel ) )
     341           0 :             aSizeHmm = convertScreenPixelToHmm( aSizePixel );
     342             :     }
     343          10 :     return aSizeHmm;
     344             : }
     345             : 
     346             : // ============================================================================
     347             : 
     348         174 : } // namespace oox
     349             : 
     350             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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