main/svx/source/svdraw/svdomedia.cxx

/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#include <vcl/svapp.hxx>

#include <svx/svdomedia.hxx>
#include "svx/svdglob.hxx"
#include "svx/svdstr.hrc"
#include <svx/sdr/contact/viewcontactofsdrmediaobj.hxx>
#include <avmedia/mediawindow.hxx>

// ---------------
// - SdrMediaObj -
// ---------------

TYPEINIT1( SdrMediaObj, SdrRectObj );

// ------------------------------------------------------------------------------

SdrMediaObj::SdrMediaObj()
{
}

// ------------------------------------------------------------------------------

SdrMediaObj::SdrMediaObj( const Rectangle& rRect ) :
	SdrRectObj( rRect )
{
}

// ------------------------------------------------------------------------------

SdrMediaObj::~SdrMediaObj()
{
}

// ------------------------------------------------------------------------------

FASTBOOL SdrMediaObj::HasTextEdit() const
{
	return sal_False;
}

// ------------------------------------------------------------------------------

sdr::contact::ViewContact* SdrMediaObj::CreateObjectSpecificViewContact()
{
	return new ::sdr::contact::ViewContactOfSdrMediaObj( *this );
}

// ------------------------------------------------------------------------------

void SdrMediaObj::TakeObjInfo( SdrObjTransformInfoRec& rInfo ) const
{
	rInfo.bSelectAllowed = true;
	rInfo.bMoveAllowed = true;
	rInfo.bResizeFreeAllowed = true;
	rInfo.bResizePropAllowed = true;
	rInfo.bRotateFreeAllowed = false;
	rInfo.bRotate90Allowed = false;
	rInfo.bMirrorFreeAllowed = false;
	rInfo.bMirror45Allowed = false;
	rInfo.bMirror90Allowed = false;
	rInfo.bTransparenceAllowed = false;
	rInfo.bGradientAllowed = false;
	rInfo.bShearAllowed = false;
	rInfo.bEdgeRadiusAllowed = false;
	rInfo.bNoOrthoDesired = false;
	rInfo.bNoContortion = false;
	rInfo.bCanConvToPath = false;
	rInfo.bCanConvToPoly = false;
	rInfo.bCanConvToContour = false;
	rInfo.bCanConvToPathLineToArea = false;
	rInfo.bCanConvToPolyLineToArea = false;
}

// ------------------------------------------------------------------------------

sal_uInt16 SdrMediaObj::GetObjIdentifier() const
{
	return sal_uInt16( OBJ_MEDIA );
}

// ------------------------------------------------------------------------------

void SdrMediaObj::TakeObjNameSingul(XubString& rName) const
{
	rName=ImpGetResStr(STR_ObjNameSingulMEDIA);

	String aName( GetName() );
	
	if(aName.Len())
	{
		rName += sal_Unicode(' ');
		rName += sal_Unicode('\'');
		rName += aName;
		rName += sal_Unicode('\'');
	}
}

// ------------------------------------------------------------------------------

void SdrMediaObj::TakeObjNamePlural(XubString& rName) const
{
	rName=ImpGetResStr(STR_ObjNamePluralMEDIA);
}

// ------------------------------------------------------------------------------

void SdrMediaObj::operator=(const SdrObject& rObj)
{
	SdrRectObj::operator=( rObj );
	
	if( rObj.ISA( SdrMediaObj ) )
    {
        const SdrMediaObj& rMediaObj = static_cast< const SdrMediaObj& >( rObj );
		
        setMediaProperties( rMediaObj.getMediaProperties() );
        setGraphic( rMediaObj.mapGraphic.get() );
    }
}

// ------------------------------------------------------------------------------

void SdrMediaObj::AdjustToMaxRect( const Rectangle& rMaxRect, bool bShrinkOnly /* = false */ )
{
	Size aSize( Application::GetDefaultDevice()->PixelToLogic( getPreferredSize(), MAP_100TH_MM ) );
	Size aMaxSize( rMaxRect.GetSize() );

	if( aSize.Height() != 0 && aSize.Width() != 0 )
	{
		Point aPos( rMaxRect.TopLeft() );

		// Falls Grafik zu gross, wird die Grafik
		// in die Seite eingepasst
		if ( (!bShrinkOnly                          ||
	    	 ( aSize.Height() > aMaxSize.Height() ) ||
		 	( aSize.Width()  > aMaxSize.Width()  ) )&&
		 	aSize.Height() && aMaxSize.Height() )
		{
			float fGrfWH =	(float)aSize.Width() /
							(float)aSize.Height();
			float fWinWH =	(float)aMaxSize.Width() /
							(float)aMaxSize.Height();

			// Grafik an Pagesize anpassen (skaliert)
			if ( fGrfWH < fWinWH )
			{
				aSize.Width() = (long)(aMaxSize.Height() * fGrfWH);
				aSize.Height()= aMaxSize.Height();
			}
			else if ( fGrfWH > 0.F )
			{
				aSize.Width() = aMaxSize.Width();
				aSize.Height()= (long)(aMaxSize.Width() / fGrfWH);
			}

			aPos = rMaxRect.Center();
		}

		if( bShrinkOnly )
			aPos = aRect.TopLeft();

		aPos.X() -= aSize.Width() / 2;
		aPos.Y() -= aSize.Height() / 2;
		SetLogicRect( Rectangle( aPos, aSize ) );
	}
}

// ------------------------------------------------------------------------------

void SdrMediaObj::setURL( const ::rtl::OUString& rURL )
{
	::avmedia::MediaItem aURLItem;
	
	aURLItem.setURL( rURL );
	setMediaProperties( aURLItem );
}

// ------------------------------------------------------------------------------
	
const ::rtl::OUString& SdrMediaObj::getURL() const
{
	return getMediaProperties().getURL();
}

// ------------------------------------------------------------------------------

void SdrMediaObj::setMediaProperties( const ::avmedia::MediaItem& rState )
{
	mediaPropertiesChanged( rState );
	static_cast< ::sdr::contact::ViewContactOfSdrMediaObj& >( GetViewContact() ).executeMediaItem( getMediaProperties() );
}
		
// ------------------------------------------------------------------------------

const ::avmedia::MediaItem& SdrMediaObj::getMediaProperties() const
{
	return maMediaProperties;
}

// ------------------------------------------------------------------------------

bool SdrMediaObj::hasPreferredSize() const
{
	return static_cast< ::sdr::contact::ViewContactOfSdrMediaObj& >( GetViewContact() ).hasPreferredSize();
}

// ------------------------------------------------------------------------------

Size SdrMediaObj::getPreferredSize() const
{
	return static_cast< ::sdr::contact::ViewContactOfSdrMediaObj& >( GetViewContact() ).getPreferredSize();
}

// ------------------------------------------------------------------------------

const Graphic& SdrMediaObj::getGraphic() const
{
    if( !mapGraphic.get() )
        const_cast< SdrMediaObj* >( this )->mapGraphic.reset( new Graphic( ::avmedia::MediaWindow::grabFrame( getURL(), true ) ) );

    return *mapGraphic;
}

// ------------------------------------------------------------------------------
        
void SdrMediaObj::setGraphic( const Graphic* pGraphic )
{
    mapGraphic.reset( pGraphic ? new Graphic( *pGraphic ) : NULL );
}

// ------------------------------------------------------------------------------

void SdrMediaObj::mediaPropertiesChanged( const ::avmedia::MediaItem& rNewProperties )
{
	const sal_uInt32 nMaskSet = rNewProperties.getMaskSet();

	// use only a subset of MediaItem properties for own own properties
	if( ( AVMEDIA_SETMASK_URL & nMaskSet ) && 
        ( rNewProperties.getURL() != getURL() ) )
    {
        setGraphic();
    	maMediaProperties.setURL( rNewProperties.getURL() );
    }
	
	if( AVMEDIA_SETMASK_LOOP & nMaskSet )
		maMediaProperties.setLoop( rNewProperties.isLoop() );
	
	if( AVMEDIA_SETMASK_MUTE & nMaskSet )
		maMediaProperties.setMute( rNewProperties.isMute() );
	
	if( AVMEDIA_SETMASK_VOLUMEDB & nMaskSet )
		maMediaProperties.setVolumeDB( rNewProperties.getVolumeDB() );
	
	if( AVMEDIA_SETMASK_ZOOM & nMaskSet )
		maMediaProperties.setZoom( rNewProperties.getZoom() );
}