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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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.
*
************************************************************************/
// must be first
#include <canvas/debug.hxx>
#include <canvas/verbosetrace.hxx>
#include <canvas/canvastools.hxx>
#include <boost/shared_ptr.hpp>
#include "appletshape.hxx"
#include "externalshapebase.hxx"
#include "vieweventhandler.hxx"
#include "viewappletshape.hxx"
#include "tools.hxx"
#include <boost/bind.hpp>
#include <algorithm>
using namespace ::com::sun::star;
namespace slideshow
{
namespace internal
{
/** Represents an applet shape.
This implementation offers support for applet shapes (both
Java applets, and Netscape plugins). Such shapes need
special treatment.
*/
class AppletShape : public ExternalShapeBase
{
public:
/** Create a shape for the given XShape for a applet object
@param xShape
The XShape to represent.
@param nPrio
Externally-determined shape priority (used e.g. for
paint ordering). This number _must be_ unique!
@param rServiceName
Service name to use, when creating the actual viewer
component
@param pPropCopyTable
Table of plain ASCII property names, to copy from
xShape to applet.
@param nNumPropEntries
Number of property table entries (in pPropCopyTable)
*/
AppletShape( const ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape >& xShape,
double nPrio,
const ::rtl::OUString& rServiceName,
const char** pPropCopyTable,
sal_Size nNumPropEntries,
const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
private:
// View layer methods
//------------------------------------------------------------------
virtual void addViewLayer( const ViewLayerSharedPtr& rNewLayer,
bool bRedrawLayer );
virtual bool removeViewLayer( const ViewLayerSharedPtr& rNewLayer );
virtual bool clearAllViewLayers();
// ExternalShapeBase methods
//------------------------------------------------------------------
virtual bool implRender( const ::basegfx::B2DRange& rCurrBounds ) const;
virtual void implViewChanged( const UnoViewSharedPtr& rView );
virtual void implViewsChanged();
virtual bool implStartIntrinsicAnimation();
virtual bool implEndIntrinsicAnimation();
virtual bool implPauseIntrinsicAnimation();
virtual bool implIsIntrinsicAnimationPlaying() const;
virtual void implSetIntrinsicAnimationTime(double);
const ::rtl::OUString maServiceName;
const char** mpPropCopyTable;
const sal_Size mnNumPropEntries;
/// the list of active view shapes (one for each registered view layer)
typedef ::std::vector< ViewAppletShapeSharedPtr > ViewAppletShapeVector;
ViewAppletShapeVector maViewAppletShapes;
bool mbIsPlaying;
};
AppletShape::AppletShape( const uno::Reference< drawing::XShape >& xShape,
double nPrio,
const ::rtl::OUString& rServiceName,
const char** pPropCopyTable,
sal_Size nNumPropEntries,
const SlideShowContext& rContext ) :
ExternalShapeBase( xShape, nPrio, rContext ),
maServiceName( rServiceName ),
mpPropCopyTable( pPropCopyTable ),
mnNumPropEntries( nNumPropEntries ),
maViewAppletShapes(),
mbIsPlaying(false)
{
}
// ---------------------------------------------------------------------
void AppletShape::implViewChanged( const UnoViewSharedPtr& rView )
{
// determine ViewAppletShape that needs update
ViewAppletShapeVector::const_iterator aIter(maViewAppletShapes.begin());
ViewAppletShapeVector::const_iterator const aEnd (maViewAppletShapes.end());
while( aIter != aEnd )
{
if( (*aIter)->getViewLayer()->isOnView(rView) )
(*aIter)->resize(getBounds());
++aIter;
}
}
// ---------------------------------------------------------------------
void AppletShape::implViewsChanged()
{
// resize all ViewShapes
::std::for_each( maViewAppletShapes.begin(),
maViewAppletShapes.end(),
::boost::bind(
&ViewAppletShape::resize,
_1,
::boost::cref( AppletShape::getBounds())) );
}
// ---------------------------------------------------------------------
void AppletShape::addViewLayer( const ViewLayerSharedPtr& rNewLayer,
bool bRedrawLayer )
{
try
{
maViewAppletShapes.push_back(
ViewAppletShapeSharedPtr( new ViewAppletShape( rNewLayer,
getXShape(),
maServiceName,
mpPropCopyTable,
mnNumPropEntries,
mxComponentContext )));
// push new size to view shape
maViewAppletShapes.back()->resize( getBounds() );
// render the Shape on the newly added ViewLayer
if( bRedrawLayer )
maViewAppletShapes.back()->render( getBounds() );
}
catch(uno::Exception&)
{
// ignore failed shapes - slideshow should run with
// the remaining content
}
}
// ---------------------------------------------------------------------
bool AppletShape::removeViewLayer( const ViewLayerSharedPtr& rLayer )
{
const ViewAppletShapeVector::iterator aEnd( maViewAppletShapes.end() );
OSL_ENSURE( ::std::count_if(maViewAppletShapes.begin(),
aEnd,
::boost::bind<bool>(
::std::equal_to< ViewLayerSharedPtr >(),
::boost::bind( &ViewAppletShape::getViewLayer, _1 ),
::boost::cref( rLayer ) ) ) < 2,
"AppletShape::removeViewLayer(): Duplicate ViewLayer entries!" );
ViewAppletShapeVector::iterator aIter;
if( (aIter=::std::remove_if( maViewAppletShapes.begin(),
aEnd,
::boost::bind<bool>(
::std::equal_to< ViewLayerSharedPtr >(),
::boost::bind( &ViewAppletShape::getViewLayer,
_1 ),
::boost::cref( rLayer ) ) )) == aEnd )
{
// view layer seemingly was not added, failed
return false;
}
// actually erase from container
maViewAppletShapes.erase( aIter, aEnd );
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::clearAllViewLayers()
{
maViewAppletShapes.clear();
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::implRender( const ::basegfx::B2DRange& rCurrBounds ) const
{
// redraw all view shapes, by calling their update() method
if( ::std::count_if( maViewAppletShapes.begin(),
maViewAppletShapes.end(),
::boost::bind<bool>(
::boost::mem_fn( &ViewAppletShape::render ),
_1,
::boost::cref( rCurrBounds ) ) )
!= static_cast<ViewAppletShapeVector::difference_type>(maViewAppletShapes.size()) )
{
// at least one of the ViewShape::update() calls did return
// false - update failed on at least one ViewLayer
return false;
}
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::implStartIntrinsicAnimation()
{
::std::for_each( maViewAppletShapes.begin(),
maViewAppletShapes.end(),
::boost::bind( &ViewAppletShape::startApplet,
_1,
::boost::cref( getBounds() )));
mbIsPlaying = true;
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::implEndIntrinsicAnimation()
{
::std::for_each( maViewAppletShapes.begin(),
maViewAppletShapes.end(),
::boost::mem_fn( &ViewAppletShape::endApplet ) );
mbIsPlaying = false;
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::implPauseIntrinsicAnimation()
{
// TODO(F1): any way of temporarily disabling/deactivating
// applets?
return true;
}
// ---------------------------------------------------------------------
bool AppletShape::implIsIntrinsicAnimationPlaying() const
{
return mbIsPlaying;
}
// ---------------------------------------------------------------------
void AppletShape::implSetIntrinsicAnimationTime(double)
{
// No way of doing this, or?
}
boost::shared_ptr<Shape> createAppletShape(
const uno::Reference< drawing::XShape >& xShape,
double nPrio,
const ::rtl::OUString& rServiceName,
const char** pPropCopyTable,
sal_Size nNumPropEntries,
const SlideShowContext& rContext )
{
boost::shared_ptr< AppletShape > pAppletShape(
new AppletShape(xShape,
nPrio,
rServiceName,
pPropCopyTable,
nNumPropEntries,
rContext) );
return pAppletShape;
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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