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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#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/frame/XFramesSupplier.hpp>
#include <com/sun/star/graphic/GraphicObject.hpp>
#include <com/sun/star/graphic/XGraphicProvider.hpp>
#include <com/sun/star/util/MeasureUnit.hpp>
#include <comphelper/componentcontext.hxx>
#include <comphelper/seqstream.hxx>
#include "tokens.hxx"
#include "oox/helper/containerhelper.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
using ::rtl::OUString;
using ::com::sun::star::awt::DeviceInfo;
using ::com::sun::star::awt::Point;
using ::com::sun::star::awt::Size;
using ::com::sun::star::awt::XDevice;
using ::com::sun::star::awt::XUnitConversion;
using ::com::sun::star::beans::PropertyValue;
using ::com::sun::star::frame::XFrame;
using ::com::sun::star::frame::XFramesSupplier;
using ::com::sun::star::graphic::GraphicObject;
using ::com::sun::star::graphic::XGraphic;
using ::com::sun::star::graphic::XGraphicObject;
using ::com::sun::star::graphic::XGraphicProvider;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::io::XInputStream;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_SET_THROW;
namespace oox {
// ============================================================================
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< XMultiServiceFactory >& rxGlobalFactory, const Reference< XFrame >& rxTargetFrame, const StorageRef& rxStorage ) :
mxGraphicProvider( rxGlobalFactory->createInstance( CREATE_OUSTRING( "com.sun.star.graphic.GraphicProvider" ) ), UNO_QUERY ),
mxStorage( rxStorage ),
maGraphicObjScheme( CREATE_OUSTRING( "vnd.sun.star.GraphicObject:" ) )
{
::comphelper::ComponentContext aContext( rxGlobalFactory );
mxCompContext = aContext.getUNOContext();
//! 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() && rxGlobalFactory.is() ) try
{
Reference< XFramesSupplier > xFramesSupp( rxGlobalFactory->createInstance( CREATE_OUSTRING( "com.sun.star.frame.Desktop" ) ), UNO_QUERY_THROW );
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< 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_ENSURE( false, "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_ENSURE( false, "GraphicHelper::getSchemeColor - scheme colors not implemented" );
return API_RGB_TRANSPARENT;
}
sal_Int32 GraphicHelper::getPaletteColor( sal_Int32 /*nPaletteIdx*/ ) const
{
OSL_ENSURE( false, "GraphicHelper::getPaletteColor - palette colors not implemented" );
return API_RGB_TRANSPARENT;
}
// Device info and device dependent unit conversion ---------------------------
const DeviceInfo& GraphicHelper::getDeviceInfo() const
{
return maDeviceInfo;
}
sal_Int32 GraphicHelper::convertScreenPixelXToHmm( double fPixelX ) const
{
return lclConvertScreenPixelToHmm( fPixelX, mfPixelPerHmmX );
}
sal_Int32 GraphicHelper::convertScreenPixelYToHmm( double fPixelY ) const
{
return lclConvertScreenPixelToHmm( fPixelY, mfPixelPerHmmY );
}
Point GraphicHelper::convertScreenPixelToHmm( const Point& rPixel ) const
{
return Point( convertScreenPixelXToHmm( rPixel.X ), convertScreenPixelYToHmm( rPixel.Y ) );
}
Size GraphicHelper::convertScreenPixelToHmm( const Size& rPixel ) const
{
return 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;
}
Point GraphicHelper::convertHmmToScreenPixel( const Point& rHmm ) const
{
return Point(
static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.X ) + 0.5 ),
static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Y ) + 0.5 ) );
}
Size GraphicHelper::convertHmmToScreenPixel( const Size& rHmm ) const
{
return Size(
static_cast< sal_Int32 >( convertHmmToScreenPixelX( rHmm.Width ) + 0.5 ),
static_cast< sal_Int32 >( convertHmmToScreenPixelY( rHmm.Height ) + 0.5 ) );
}
Point GraphicHelper::convertAppFontToHmm( const Point& rAppFont ) const
{
if( mxUnitConversion.is() ) try
{
Point aPixel = mxUnitConversion->convertPointToPixel( rAppFont, ::com::sun::star::util::MeasureUnit::APPFONT );
return convertScreenPixelToHmm( aPixel );
}
catch( Exception& )
{
}
return Point( 0, 0 );
}
Size GraphicHelper::convertAppFontToHmm( const Size& rAppFont ) const
{
if( mxUnitConversion.is() ) try
{
Size aPixel = mxUnitConversion->convertSizeToPixel( rAppFont, ::com::sun::star::util::MeasureUnit::APPFONT );
return convertScreenPixelToHmm( aPixel );
}
catch( Exception& )
{
}
return Size( 0, 0 );
}
Point GraphicHelper::convertHmmToAppFont( const Point& rHmm ) const
{
if( mxUnitConversion.is() ) try
{
Point aPixel = convertHmmToScreenPixel( rHmm );
return mxUnitConversion->convertPointToLogic( aPixel, ::com::sun::star::util::MeasureUnit::APPFONT );
}
catch( Exception& )
{
}
return Point( 0, 0 );
}
Size GraphicHelper::convertHmmToAppFont( const Size& rHmm ) const
{
if( mxUnitConversion.is() ) try
{
Size aPixel = convertHmmToScreenPixel( rHmm );
return mxUnitConversion->convertSizeToLogic( aPixel, ::com::sun::star::util::MeasureUnit::APPFONT );
}
catch( Exception& )
{
}
return Size( 0, 0 );
}
// Graphics and graphic objects ----------------------------------------------
Reference< XGraphic > GraphicHelper::importGraphic( const Reference< XInputStream >& rxInStrm ) const
{
Reference< XGraphic > xGraphic;
if( rxInStrm.is() && mxGraphicProvider.is() ) try
{
Sequence< PropertyValue > aArgs( 1 );
aArgs[ 0 ].Name = CREATE_OUSTRING( "InputStream" );
aArgs[ 0 ].Value <<= rxInStrm;
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
{
Reference< XGraphic > xGraphic;
OSL_ENSURE( rStreamName.getLength() > 0, "GraphicHelper::importEmbeddedGraphic - empty stream name" );
if( rStreamName.getLength() > 0 )
{
EmbeddedGraphicMap::const_iterator aIt = maEmbeddedGraphics.find( rStreamName );
if( aIt == maEmbeddedGraphics.end() )
{
xGraphic = importGraphic( mxStorage->openInputStream( rStreamName ) );
if( xGraphic.is() )
maEmbeddedGraphics[ rStreamName ] = xGraphic;
}
else
xGraphic = aIt->second;
}
return xGraphic;
}
OUString GraphicHelper::createGraphicObject( const Reference< XGraphic >& rxGraphic ) const
{
OUString aGraphicObjUrl;
if( mxCompContext.is() && rxGraphic.is() ) try
{
Reference< XGraphicObject > xGraphicObj( GraphicObject::create( mxCompContext ), 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
{
return createGraphicObject( importGraphic( rxInStrm ) );
}
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();
}
Size GraphicHelper::getOriginalSize( const Reference< XGraphic >& xGraphic ) const
{
Size aSize100thMM( 0, 0 );
Reference< XPropertySet > xGraphicPropertySet( xGraphic, UNO_QUERY_THROW );
if ( xGraphicPropertySet->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Size100thMM" ) ) ) >>= aSize100thMM )
{
if ( !aSize100thMM.Width && !aSize100thMM.Height )
{ // MAPMODE_PIXEL USED :-(
Size aSourceSizePixel( 0, 0 );
if ( xGraphicPropertySet->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "SizePixel" ) ) ) >>= aSourceSizePixel )
{
const DeviceInfo& rDeviceInfo = getDeviceInfo();
if ( rDeviceInfo.PixelPerMeterX && rDeviceInfo.PixelPerMeterY )
{
aSize100thMM.Width = static_cast< sal_Int32 >( ( aSourceSizePixel.Width * 100000.0 ) / rDeviceInfo.PixelPerMeterX );
aSize100thMM.Height = static_cast< sal_Int32 >( ( aSourceSizePixel.Height * 100000.0 ) / rDeviceInfo.PixelPerMeterY );
}
}
}
}
return aSize100thMM;
}
// ============================================================================
} // namespace oox
|
