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-rw-r--r--slideshow/source/engine/slide/layer.cxx367
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diff --git a/slideshow/source/engine/slide/layer.cxx b/slideshow/source/engine/slide/layer.cxx
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index b2bca8752..000000000
--- a/slideshow/source/engine/slide/layer.cxx
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@@ -1,367 +0,0 @@
-/* -*- 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.
- *
- ************************************************************************/
-
-// MARKER(update_precomp.py): autogen include statement, do not remove
-#include "precompiled_slideshow.hxx"
-
-// must be first
-#include <canvas/debug.hxx>
-
-#include <basegfx/range/b2drange.hxx>
-#include <basegfx/range/b1drange.hxx>
-#include <basegfx/range/b2dpolyrange.hxx>
-#include <basegfx/matrix/b2dhommatrix.hxx>
-#include <basegfx/polygon/b2dpolypolygon.hxx>
-#include <basegfx/polygon/b2dpolypolygontools.hxx>
-#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
-
-#include "layer.hxx"
-
-#include <boost/bind.hpp>
-
-
-using namespace ::com::sun::star;
-
-namespace slideshow
-{
- namespace internal
- {
- Layer::Layer( const basegfx::B2DRange& rMaxLayerBounds,
- Dummy ) :
- maViewEntries(),
- maBounds(),
- maNewBounds(),
- maMaxBounds( rMaxLayerBounds ),
- mbBoundsDirty(false),
- mbBackgroundLayer(true),
- mbClipSet(false)
- {
- }
-
- Layer::Layer( const basegfx::B2DRange& rMaxLayerBounds ) :
- maViewEntries(),
- maBounds(),
- maNewBounds(),
- maMaxBounds( rMaxLayerBounds ),
- mbBoundsDirty(false),
- mbBackgroundLayer(false),
- mbClipSet(false)
- {
- }
-
- ViewLayerSharedPtr Layer::addView( const ViewSharedPtr& rNewView )
- {
- OSL_ASSERT( rNewView );
-
- ViewEntryVector::iterator aIter;
- const ViewEntryVector::iterator aEnd( maViewEntries.end() );
- if( (aIter=std::find_if( maViewEntries.begin(),
- aEnd,
- boost::bind<bool>(
- std::equal_to< ViewSharedPtr >(),
- boost::bind( &ViewEntry::getView, _1 ),
- boost::cref( rNewView )))) != aEnd )
- {
- // already added - just return existing layer
- return aIter->mpViewLayer;
-
- }
-
- // not yet added - create new view layer
- ViewLayerSharedPtr pNewLayer;
- if( mbBackgroundLayer )
- pNewLayer = rNewView;
- else
- pNewLayer = rNewView->createViewLayer(maBounds);
-
- // add to local list
- maViewEntries.push_back(
- ViewEntry( rNewView,
- pNewLayer ));
-
- return maViewEntries.back().mpViewLayer;
- }
-
- ViewLayerSharedPtr Layer::removeView( const ViewSharedPtr& rView )
- {
- OSL_ASSERT( rView );
-
- ViewEntryVector::iterator aIter;
- const ViewEntryVector::iterator aEnd( maViewEntries.end() );
- if( (aIter=std::find_if( maViewEntries.begin(),
- aEnd,
- boost::bind<bool>(
- std::equal_to< ViewSharedPtr >(),
- boost::bind( &ViewEntry::getView, _1 ),
- boost::cref( rView )))) == aEnd )
- {
- // View was not added/is already removed
- return ViewLayerSharedPtr();
- }
-
- OSL_ENSURE( std::count_if( maViewEntries.begin(),
- aEnd,
- boost::bind<bool>(
- std::equal_to< ViewSharedPtr >(),
- boost::bind( &ViewEntry::getView, _1 ),
- boost::cref( rView ))) == 1,
- "Layer::removeView(): view added multiple times" );
-
- ViewLayerSharedPtr pRet( aIter->mpViewLayer );
- maViewEntries.erase(aIter);
-
- return pRet;
- }
-
- void Layer::viewChanged( const ViewSharedPtr& rChangedView )
- {
- ViewEntryVector::iterator aIter;
- const ViewEntryVector::iterator aEnd( maViewEntries.end() );
- if( (aIter=std::find_if( maViewEntries.begin(),
- aEnd,
- boost::bind<bool>(
- std::equal_to< ViewSharedPtr >(),
- boost::bind( &ViewEntry::getView, _1 ),
- boost::cref( rChangedView )))) !=
- aEnd )
- {
- // adapt size of given ViewLayer - background layer
- // resizes with view.
- if( !mbBackgroundLayer )
- aIter->mpViewLayer->resize(maBounds);
- }
- }
-
- void Layer::viewsChanged()
- {
- // adapt size of given ViewLayer - background layer
- // resizes with view.
- if( !mbBackgroundLayer )
- {
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind( &ViewLayer::resize,
- boost::bind( &ViewEntry::getViewLayer,
- _1 ),
- boost::cref(maBounds)));
- }
- }
-
- void Layer::setShapeViews( ShapeSharedPtr const& rShape ) const
- {
- rShape->clearAllViewLayers();
-
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind(&Shape::addViewLayer,
- boost::cref(rShape),
- boost::bind(&ViewEntry::getViewLayer,
- _1),
- false ));
- }
-
- void Layer::setPriority( const ::basegfx::B1DRange& rPrioRange )
- {
- if( !mbBackgroundLayer )
- {
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind( &ViewLayer::setPriority,
- boost::bind( &ViewEntry::getViewLayer,
- _1 ),
- boost::cref(rPrioRange)));
- }
- }
-
- void Layer::addUpdateRange( ::basegfx::B2DRange const& rUpdateRange )
- {
- // TODO(Q1): move this to B2DMultiRange
- if( !rUpdateRange.isEmpty() )
- maUpdateAreas.appendElement( rUpdateRange,
- basegfx::ORIENTATION_POSITIVE );
- }
-
- void Layer::updateBounds( ShapeSharedPtr const& rShape )
- {
- if( !mbBackgroundLayer )
- {
- if( !mbBoundsDirty )
- maNewBounds.reset();
-
- maNewBounds.expand( rShape->getUpdateArea() );
- }
-
- mbBoundsDirty = true;
- }
-
- bool Layer::commitBounds()
- {
- mbBoundsDirty = false;
-
- if( mbBackgroundLayer )
- return false;
-
- if( maNewBounds == maBounds )
- return false;
-
- maBounds = maNewBounds;
- if( std::count_if( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind( &ViewLayer::resize,
- boost::bind( &ViewEntry::getViewLayer,
- _1 ),
- boost::cref(maBounds)) ) == 0 )
- {
- return false;
- }
-
- // layer content invalid, update areas have wrong
- // coordinates/not sensible anymore.
- clearUpdateRanges();
-
- return true;
- }
-
- void Layer::clearUpdateRanges()
- {
- maUpdateAreas.clear();
- }
-
- void Layer::clearContent()
- {
- // clear content on all view layers
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind(
- &ViewLayer::clear,
- boost::bind(
- &ViewEntry::getViewLayer,
- _1)));
-
- // layer content cleared, update areas are not sensible
- // anymore.
- clearUpdateRanges();
- }
-
- class LayerEndUpdate : private boost::noncopyable
- {
- public:
- LayerEndUpdate( LayerSharedPtr const& rLayer ) :
- mpLayer( rLayer )
- {}
-
- ~LayerEndUpdate() { if(mpLayer) mpLayer->endUpdate(); }
-
- void dismiss() { mpLayer.reset(); }
-
- private:
- LayerSharedPtr mpLayer;
- };
-
- Layer::EndUpdater Layer::beginUpdate()
- {
- if( maUpdateAreas.count() )
- {
- // perform proper layer update. That means, setup proper
- // clipping, and render each shape that intersects with
- // the calculated update area
- ::basegfx::B2DPolyPolygon aClip( maUpdateAreas.solveCrossovers() );
- aClip = ::basegfx::tools::stripNeutralPolygons(aClip);
- aClip = ::basegfx::tools::stripDispensablePolygons(aClip, false);
-
- // actually, if there happen to be shapes with zero
- // update area in the maUpdateAreas vector, the
- // resulting clip polygon will be empty.
- if( aClip.count() )
- {
- // set clip to all view layers
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind(
- &ViewLayer::setClip,
- boost::bind(
- &ViewEntry::getViewLayer,
- _1),
- boost::cref(aClip)));
-
- // clear update area on all view layers
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind(
- &ViewLayer::clear,
- boost::bind(
- &ViewEntry::getViewLayer,
- _1)));
-
- mbClipSet = true;
- }
- }
-
- return EndUpdater(new LayerEndUpdate(shared_from_this()));
- }
-
- void Layer::endUpdate()
- {
- if( mbClipSet )
- {
- mbClipSet = false;
-
- basegfx::B2DPolyPolygon aEmptyClip;
- std::for_each( maViewEntries.begin(),
- maViewEntries.end(),
- boost::bind(
- &ViewLayer::setClip,
- boost::bind(
- &ViewEntry::getViewLayer,
- _1),
- boost::cref(aEmptyClip)));
- }
-
- clearUpdateRanges();
- }
-
- bool Layer::isInsideUpdateArea( ShapeSharedPtr const& rShape ) const
- {
- return maUpdateAreas.overlaps( rShape->getUpdateArea() );
- }
-
- LayerSharedPtr Layer::createBackgroundLayer( const basegfx::B2DRange& rMaxLayerBounds )
- {
- return LayerSharedPtr(new Layer( rMaxLayerBounds,
- BackgroundLayer ));
- }
-
- LayerSharedPtr Layer::createLayer( const basegfx::B2DRange& rMaxLayerBounds )
- {
- return LayerSharedPtr( new Layer( rMaxLayerBounds ) );
- }
-
- }
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 08:08:36 +0000