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/* -*- 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/container/XNameContainer.hpp>
#include "oox/helper/graphichelper.hxx"
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/awt/Size.hpp>
#include <com/sun/star/awt/XDevice.hpp>
#include <com/sun/star/awt/XUnitConversion.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/frame/Desktop.hpp>
#include <com/sun/star/frame/XFramesSupplier.hpp>
#include <com/sun/star/graphic/GraphicObject.hpp>
#include <com/sun/star/graphic/GraphicProvider.hpp>
#include <com/sun/star/graphic/XGraphicProvider.hpp>
#include <com/sun/star/util/MeasureUnit.hpp>
#include <comphelper/seqstream.hxx>
#include <vcl/wmf.hxx>
#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 {
inline 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 ),
maGraphicObjScheme( "vnd.sun.star.GraphicObject:" )
{
OSL_ENSURE( mxContext.is(), "GraphicHelper::GraphicHelper - missing component context" );
if( mxContext.is() )
mxGraphicProvider.set( graphic::GraphicProvider::create( mxContext ) );
//! TODO: get colors from system
maSystemPalette[ XML_3dDkShadow ] = 0x716F64;
maSystemPalette[ XML_3dLight ] = 0xF1EFE2;
maSystemPalette[ XML_activeBorder ] = 0xD4D0C8;
maSystemPalette[ XML_activeCaption ] = 0x0054E3;
maSystemPalette[ XML_appWorkspace ] = 0x808080;
maSystemPalette[ XML_background ] = 0x004E98;
maSystemPalette[ XML_btnFace ] = 0xECE9D8;
maSystemPalette[ XML_btnHighlight ] = 0xFFFFFF;
maSystemPalette[ XML_btnShadow ] = 0xACA899;
maSystemPalette[ XML_btnText ] = 0x000000;
maSystemPalette[ XML_captionText ] = 0xFFFFFF;
maSystemPalette[ XML_gradientActiveCaption ] = 0x3D95FF;
maSystemPalette[ XML_gradientInactiveCaption ] = 0xD8E4F8;
maSystemPalette[ XML_grayText ] = 0xACA899;
maSystemPalette[ XML_highlight ] = 0x316AC5;
maSystemPalette[ XML_highlightText ] = 0xFFFFFF;
maSystemPalette[ XML_hotLight ] = 0x000080;
maSystemPalette[ XML_inactiveBorder ] = 0xD4D0C8;
maSystemPalette[ XML_inactiveCaption ] = 0x7A96DF;
maSystemPalette[ XML_inactiveCaptionText ] = 0xD8E4F8;
maSystemPalette[ XML_infoBk ] = 0xFFFFE1;
maSystemPalette[ XML_infoText ] = 0x000000;
maSystemPalette[ XML_menu ] = 0xFFFFFF;
maSystemPalette[ XML_menuBar ] = 0xECE9D8;
maSystemPalette[ XML_menuHighlight ] = 0x316AC5;
maSystemPalette[ XML_menuText ] = 0x000000;
maSystemPalette[ XML_scrollBar ] = 0xD4D0C8;
maSystemPalette[ XML_window ] = 0xFFFFFF;
maSystemPalette[ XML_windowFrame ] = 0x000000;
maSystemPalette[ XML_windowText ] = 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" );
maDeviceInfo.PixelPerMeterX = maDeviceInfo.PixelPerMeterY = 3500.0; // some default just in case
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 ----------------------------------------
sal_Int32 GraphicHelper::getSystemColor( sal_Int32 nToken, sal_Int32 nDefaultRgb ) const
{
return ContainerHelper::getMapElement( maSystemPalette, nToken, nDefaultRgb );
}
sal_Int32 GraphicHelper::getSchemeColor( sal_Int32 /*nToken*/ ) const
{
OSL_FAIL( "GraphicHelper::getSchemeColor - scheme colors not implemented" );
return API_RGB_TRANSPARENT;
}
sal_Int32 GraphicHelper::getPaletteColor( sal_Int32 /*nPaletteIdx*/ ) const
{
OSL_FAIL( "GraphicHelper::getPaletteColor - palette colors not implemented" );
return API_RGB_TRANSPARENT;
}
// 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, ::com::sun::star::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, ::com::sun::star::util::MeasureUnit::APPFONT );
}
catch( Exception& )
{
}
return awt::Size( 0, 0 );
}
// Graphics and graphic objects ----------------------------------------------
Reference< XGraphic > GraphicHelper::importGraphic( const Reference< XInputStream >& rxInStrm,
const WMF_EXTERNALHEADER* pExtHeader ) const
{
Reference< XGraphic > xGraphic;
if( rxInStrm.is() && mxGraphicProvider.is() ) try
{
Sequence< PropertyValue > aArgs( 1 );
aArgs[ 0 ].Name = "InputStream";
aArgs[ 0 ].Value <<= rxInStrm;
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[ 1 ].Name = "FilterData";
aArgs[ 1 ].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 WMF_EXTERNALHEADER* 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() )
{
xGraphic = importGraphic(mxStorage->openInputStream(rStreamName), pExtHeader);
if( xGraphic.is() )
maEmbeddedGraphics[ rStreamName ] = xGraphic;
}
else
xGraphic = aIt->second;
}
return xGraphic;
}
OUString GraphicHelper::createGraphicObject( const Reference< XGraphic >& rxGraphic ) const
{
OUString aGraphicObjUrl;
if( mxContext.is() && rxGraphic.is() ) try
{
Reference< XGraphicObject > xGraphicObj( graphic::GraphicObject::create( mxContext ), UNO_SET_THROW );
xGraphicObj->setGraphic( rxGraphic );
maGraphicObjects.push_back( xGraphicObj );
aGraphicObjUrl = maGraphicObjScheme + xGraphicObj->getUniqueID();
}
catch( Exception& )
{
}
return aGraphicObjUrl;
}
OUString GraphicHelper::importGraphicObject( const Reference< XInputStream >& rxInStrm,
const WMF_EXTERNALHEADER* pExtHeader ) const
{
return createGraphicObject( importGraphic( rxInStrm, pExtHeader ) );
}
OUString GraphicHelper::importGraphicObject( const StreamDataSequence& rGraphicData ) const
{
return createGraphicObject( importGraphic( rGraphicData ) );
}
OUString GraphicHelper::importEmbeddedGraphicObject( const OUString& rStreamName ) const
{
Reference< XGraphic > xGraphic = importEmbeddedGraphic( rStreamName );
return xGraphic.is() ? createGraphicObject( xGraphic ) : OUString();
}
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: */
|
