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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
commit267c6f2ac71f92999e969232431ba04678e7437e (patch)
tree358c9467650e1d0a1d7227a21dac2e3d08b622b2 /sd/source/ui/slideshow/slideshowviewimpl.cxx
parentInitial commit. (diff)
downloadlibreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz
libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sd/source/ui/slideshow/slideshowviewimpl.cxx')
-rw-r--r--sd/source/ui/slideshow/slideshowviewimpl.cxx626
1 files changed, 626 insertions, 0 deletions
diff --git a/sd/source/ui/slideshow/slideshowviewimpl.cxx b/sd/source/ui/slideshow/slideshowviewimpl.cxx
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+++ b/sd/source/ui/slideshow/slideshowviewimpl.cxx
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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 "slideshowviewimpl.hxx"
+#include "slideshowimpl.hxx"
+#include <sdpage.hxx>
+
+#include <vcl/svapp.hxx>
+
+#include <com/sun/star/awt/Pointer.hpp>
+#include <com/sun/star/awt/XWindow.hpp>
+#include <com/sun/star/awt/XWindowPeer.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+
+#include <cppcanvas/vclfactory.hxx>
+#include <cppcanvas/basegfxfactory.hxx>
+#include <basegfx/utils/canvastools.hxx>
+
+#include <toolkit/helper/vclunohelper.hxx>
+#include <comphelper/processfactory.hxx>
+
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::WeakReference;
+using ::com::sun::star::uno::Exception;
+
+using namespace ::com::sun::star;
+
+namespace sd
+{
+
+void SlideShowViewMouseListeners::notify( std::unique_lock<std::mutex>& rGuard, const WrappedMouseEvent& rEvent )
+{
+ forEach(rGuard,
+ [&rEvent] (const Reference<css::awt::XMouseListener>& rListener)
+ {
+ switch( rEvent.meType )
+ {
+ case WrappedMouseEvent::PRESSED:
+ rListener->mousePressed( rEvent.maEvent );
+ break;
+
+ case WrappedMouseEvent::RELEASED:
+ rListener->mouseReleased( rEvent.maEvent );
+ break;
+
+ case WrappedMouseEvent::ENTERED:
+ rListener->mouseEntered( rEvent.maEvent );
+ break;
+
+ case WrappedMouseEvent::EXITED:
+ rListener->mouseExited( rEvent.maEvent );
+ break;
+ }
+ });
+}
+
+
+void SlideShowViewMouseMotionListeners::notify( std::unique_lock<std::mutex>& rGuard,const WrappedMouseMotionEvent& rEvent )
+{
+ forEach(rGuard,
+ [&rEvent] (const Reference< awt::XMouseMotionListener >& rListener)
+ {
+ switch( rEvent.meType )
+ {
+ case WrappedMouseMotionEvent::DRAGGED:
+ rListener->mouseDragged( rEvent.maEvent );
+ break;
+
+ case WrappedMouseMotionEvent::MOVED:
+ rListener->mouseMoved( rEvent.maEvent );
+ break;
+ }
+ });
+}
+
+// SlideShowView
+SlideShowView::SlideShowView( ShowWindow& rOutputWindow,
+ SdDrawDocument* pDoc,
+ AnimationMode eAnimationMode,
+ SlideshowImpl* pSlideShow,
+ bool bFullScreen )
+: mpCanvas( ::cppcanvas::VCLFactory::createSpriteCanvas( rOutputWindow ) ),
+ mxWindow( VCLUnoHelper::GetInterface( &rOutputWindow ), uno::UNO_SET_THROW ),
+ mxWindowPeer( mxWindow, uno::UNO_QUERY_THROW ),
+ mpSlideShow( pSlideShow ),
+ mrOutputWindow( rOutputWindow ),
+ mpDoc( pDoc ),
+ mbIsMouseMotionListener( false ),
+ meAnimationMode( eAnimationMode ),
+ mbFirstPaint( true ),
+ mbMousePressedEaten( false )
+{
+ mxWindow->addWindowListener( this );
+ mxWindow->addMouseListener( this );
+
+ mxPointer = awt::Pointer::create( ::comphelper::getProcessComponentContext() );
+
+ getTransformation();
+
+ // #i48939# only switch on kind of hacky scroll optimization, when
+ // running fullscreen. this minimizes the probability that other
+ // windows partially cover the show.
+ if( bFullScreen )
+ {
+ try
+ {
+ Reference< beans::XPropertySet > xCanvasProps( getCanvas(),
+ uno::UNO_QUERY_THROW );
+ xCanvasProps->setPropertyValue("UnsafeScrolling",
+ uno::Any( true ) );
+ }
+ catch( uno::Exception& )
+ {
+ }
+ }
+
+ mTranslationOffset.Width = 0;
+ mTranslationOffset.Height = 0;
+}
+
+// Dispose all internal references
+void SlideShowView::disposing(std::unique_lock<std::mutex>& rGuard)
+{
+ mpSlideShow = nullptr;
+
+ // deregister listeners
+ if( mxWindow.is() )
+ {
+ mxWindow->removeWindowListener( this );
+ mxWindow->removeMouseListener( this );
+
+ if( mbIsMouseMotionListener )
+ mxWindow->removeMouseMotionListener( this );
+ }
+
+ mpCanvas.reset();
+ mxWindow.clear();
+
+ // clear all listener containers
+ disposingImpl(rGuard);
+}
+
+// Disposing our broadcaster
+void SAL_CALL SlideShowView::disposing( const lang::EventObject& )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ disposingImpl(aGuard);
+}
+
+// Disposing our broadcaster
+void SlideShowView::disposingImpl(std::unique_lock<std::mutex>& rGuard)
+{
+ // notify all listeners that _we_ are going down (send a disposing()),
+ // then delete listener containers:
+ lang::EventObject const evt( static_cast<OWeakObject *>(this) );
+ if (!maViewListeners.empty())
+ {
+ auto tmp = std::move(maViewListeners);
+ rGuard.unlock();
+ for( const auto& rxListener : tmp )
+ {
+ Reference< util::XModifyListener > xListener( rxListener );
+ if( xListener.is() )
+ xListener->disposing( evt );
+ }
+ rGuard.lock();
+ }
+ if (maPaintListeners.getLength(rGuard))
+ {
+ maPaintListeners.disposeAndClear( rGuard, evt );
+ rGuard.lock();
+ }
+ if (maMouseListeners.getLength(rGuard))
+ {
+ maMouseListeners.disposeAndClear( rGuard, evt );
+ rGuard.lock();
+ }
+ if (maMouseMotionListeners.getLength(rGuard))
+ {
+ maMouseMotionListeners.disposeAndClear( rGuard, evt );
+ rGuard.lock();
+ }
+}
+
+void SlideShowView::paint( const awt::PaintEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if( mbFirstPaint )
+ {
+ mbFirstPaint = false;
+ SlideshowImpl* pSlideShow = mpSlideShow;
+ aGuard.unlock();
+ if( pSlideShow )
+ pSlideShow->onFirstPaint();
+ }
+ else
+ {
+ // Change event source, to enable listeners to match event
+ // with view
+ awt::PaintEvent aEvent( e );
+ aEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+ maPaintListeners.notifyEach( aGuard, &css::awt::XPaintListener::windowPaint, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+ }
+}
+
+// XSlideShowView methods
+Reference< rendering::XSpriteCanvas > SAL_CALL SlideShowView::getCanvas( )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ return mpCanvas ? mpCanvas->getUNOSpriteCanvas() : Reference< rendering::XSpriteCanvas >();
+}
+
+void SAL_CALL SlideShowView::clear()
+{
+ // paint background in black
+ std::unique_lock aGuard( m_aMutex );
+ SolarMutexGuard aSolarGuard;
+
+ // fill the bounds rectangle in black
+
+ const Size aWindowSize( mrOutputWindow.GetSizePixel() );
+
+ ::basegfx::B2DPolygon aPoly( ::basegfx::utils::createPolygonFromRect(
+ ::basegfx::B2DRectangle(0.0,0.0,
+ aWindowSize.Width(),
+ aWindowSize.Height() ) ) );
+ ::cppcanvas::PolyPolygonSharedPtr pPolyPoly(
+ ::cppcanvas::BaseGfxFactory::createPolyPolygon( mpCanvas, aPoly ) );
+
+ if( pPolyPoly )
+ {
+ pPolyPoly->setRGBAFillColor( 0x000000FFU );
+ pPolyPoly->draw();
+ }
+}
+
+geometry::IntegerSize2D SAL_CALL SlideShowView::getTranslationOffset( )
+{
+ return mTranslationOffset;
+}
+
+geometry::AffineMatrix2D SAL_CALL SlideShowView::getTransformation( )
+{
+ std::unique_lock aGuard( m_aMutex );
+ SolarMutexGuard aSolarGuard;
+
+ const Size& rTmpSize( mrOutputWindow.GetSizePixel() );
+
+ if (rTmpSize.IsEmpty())
+ {
+ return geometry::AffineMatrix2D (1,0,0,0,1,0);
+ }
+
+ const Size aWindowSize( mrOutputWindow.GetSizePixel() );
+ Size aOutputSize( aWindowSize );
+
+ if( meAnimationMode != ANIMATIONMODE_SHOW )
+ {
+ aOutputSize.setWidth( static_cast<::tools::Long>( aOutputSize.Width() / 1.03 ) );
+ aOutputSize.setHeight( static_cast<::tools::Long>( aOutputSize.Height() / 1.03 ) );
+ }
+
+ SdPage* pP = mpDoc->GetSdPage( 0, PageKind::Standard );
+ Size aPageSize( pP->GetSize() );
+
+ const double page_ratio = static_cast<double>(aPageSize.Width()) / static_cast<double>(aPageSize.Height());
+ const double output_ratio = static_cast<double>(aOutputSize.Width()) / static_cast<double>(aOutputSize.Height());
+
+ if( page_ratio > output_ratio )
+ {
+ aOutputSize.setHeight( ( aOutputSize.Width() * aPageSize.Height() ) / aPageSize.Width() );
+ }
+ else if( page_ratio < output_ratio )
+ {
+ aOutputSize.setWidth( ( aOutputSize.Height() * aPageSize.Width() ) / aPageSize.Height() );
+ }
+
+ Point aOutputOffset( ( aWindowSize.Width() - aOutputSize.Width() ) >> 1,
+ ( aWindowSize.Height() - aOutputSize.Height() ) >> 1 );
+
+ // Reduce available width by one, as the slides might actually
+ // render one pixel wider and higher as aPageSize below specifies
+ // (when shapes of page size have visible border lines)
+ aOutputSize.AdjustWidth( -1 );
+ aOutputSize.AdjustHeight( -1 );
+
+ // Record mTranslationOffset
+ mTranslationOffset.Height = aOutputOffset.Y();
+ mTranslationOffset.Width = aOutputOffset.X();
+
+ // scale presentation into available window rect (minus 10%); center in the window
+ const basegfx::B2DHomMatrix aMatrix(basegfx::utils::createScaleTranslateB2DHomMatrix(
+ aOutputSize.Width(), aOutputSize.Height(), aOutputOffset.X(), aOutputOffset.Y()));
+
+ geometry::AffineMatrix2D aRes;
+
+ return ::basegfx::unotools::affineMatrixFromHomMatrix( aRes, aMatrix );
+}
+
+void SAL_CALL SlideShowView::addTransformationChangedListener( const Reference< util::XModifyListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (m_bDisposed)
+ return;
+ WeakReference< util::XModifyListener > xWeak( xListener );
+ if( std::find( maViewListeners.begin(), maViewListeners.end(), xWeak ) == maViewListeners.end() )
+ maViewListeners.push_back( xWeak );
+}
+
+void SAL_CALL SlideShowView::removeTransformationChangedListener( const Reference< util::XModifyListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (m_bDisposed)
+ return;
+ WeakReference< util::XModifyListener > xWeak( xListener );
+ auto aIter( std::find( maViewListeners.begin(), maViewListeners.end(), xWeak ) );
+ if( aIter != maViewListeners.end() )
+ maViewListeners.erase( aIter );
+}
+
+void SAL_CALL SlideShowView::addPaintListener( const Reference< awt::XPaintListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (!m_bDisposed)
+ maPaintListeners.addInterface( aGuard, xListener );
+}
+
+void SAL_CALL SlideShowView::removePaintListener( const Reference< awt::XPaintListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (!m_bDisposed)
+ maPaintListeners.removeInterface( aGuard, xListener );
+}
+
+void SAL_CALL SlideShowView::addMouseListener( const Reference< awt::XMouseListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (!m_bDisposed)
+ maMouseListeners.addInterface( aGuard, xListener );
+}
+
+void SAL_CALL SlideShowView::removeMouseListener( const Reference< awt::XMouseListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (!m_bDisposed)
+ maMouseListeners.removeInterface( aGuard, xListener );
+}
+
+void SAL_CALL SlideShowView::addMouseMotionListener( const Reference< awt::XMouseMotionListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (m_bDisposed)
+ return;
+
+ if( !mbIsMouseMotionListener && mxWindow.is() )
+ {
+ // delay motion event registration, until we really
+ // need it
+ mbIsMouseMotionListener = true;
+ mxWindow->addMouseMotionListener( this );
+ }
+
+ maMouseMotionListeners.addInterface( aGuard, xListener );
+}
+
+void SAL_CALL SlideShowView::removeMouseMotionListener( const Reference< awt::XMouseMotionListener >& xListener )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (!m_bDisposed)
+ maMouseMotionListeners.removeInterface( aGuard, xListener );
+
+ // TODO(P1): Might be nice to deregister for mouse motion
+ // events, when the last listener is gone.
+}
+
+void SAL_CALL SlideShowView::setMouseCursor( sal_Int16 nPointerShape )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ // forward to window
+ if( mxPointer.is() )
+ mxPointer->setType( nPointerShape );
+
+ if( mxWindowPeer.is() )
+ mxWindowPeer->setPointer( mxPointer );
+}
+
+awt::Rectangle SAL_CALL SlideShowView::getCanvasArea( )
+{
+ awt::Rectangle aRectangle;
+
+ if( mxWindow.is() )
+ return mxWindow->getPosSize();
+
+ aRectangle.X = aRectangle.Y = aRectangle.Width = aRectangle.Height = 0;
+
+ return aRectangle;
+}
+
+void SlideShowView::updateimpl( std::unique_lock<std::mutex>& rGuard, SlideshowImpl* pSlideShow )
+{
+ if( !pSlideShow )
+ return;
+
+ ::rtl::Reference< SlideshowImpl > xKeepAlive( pSlideShow );
+
+ if( mbFirstPaint )
+ {
+ mbFirstPaint = false;
+ SlideshowImpl* pTmpSlideShow = mpSlideShow;
+ rGuard.unlock();
+ if( pTmpSlideShow )
+ pTmpSlideShow->onFirstPaint();
+ } else
+ rGuard.unlock();
+
+ pSlideShow->startUpdateTimer();
+}
+
+// XWindowListener methods
+void SAL_CALL SlideShowView::windowResized( const awt::WindowEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+
+ if (m_bDisposed)
+ return;
+
+ if (!maViewListeners.empty())
+ {
+ // Change event source, to enable listeners to match event
+ // with view
+ awt::WindowEvent aEvent( e );
+ aEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+ auto aIter( maViewListeners.begin() );
+ while( aIter != maViewListeners.end() )
+ {
+ Reference< util::XModifyListener > xListener( *aIter );
+ if( xListener.is() )
+ {
+ aGuard.unlock();
+ xListener->modified( aEvent );
+ aGuard.lock();
+ ++aIter;
+ }
+ else
+ {
+ aIter = maViewListeners.erase( aIter );
+ }
+ }
+ }
+
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+}
+
+void SAL_CALL SlideShowView::windowMoved( const awt::WindowEvent& )
+{
+ // ignored
+}
+
+void SAL_CALL SlideShowView::windowShown( const lang::EventObject& )
+{
+ // ignored
+}
+
+void SAL_CALL SlideShowView::windowHidden( const lang::EventObject& )
+{
+ // ignored
+}
+
+// XMouseListener implementation
+void SAL_CALL SlideShowView::mousePressed( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ if( mpSlideShow && mpSlideShow->isInputFreezed() )
+ {
+ mbMousePressedEaten = true;
+ }
+ else
+ {
+ mbMousePressedEaten = false;
+
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseEvent aEvent;
+ aEvent.meType = WrappedMouseEvent::PRESSED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+ }
+}
+
+void SAL_CALL SlideShowView::mouseReleased( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ if( mbMousePressedEaten )
+ {
+ // if mouse button down was ignored, also ignore mouse button up
+ mbMousePressedEaten = false;
+ }
+ else if( mpSlideShow && !mpSlideShow->isInputFreezed() )
+ {
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseEvent aEvent;
+ aEvent.meType = WrappedMouseEvent::RELEASED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+ }
+}
+
+void SAL_CALL SlideShowView::mouseEntered( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseEvent aEvent;
+ aEvent.meType = WrappedMouseEvent::ENTERED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+}
+
+void SAL_CALL SlideShowView::mouseExited( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseEvent aEvent;
+ aEvent.meType = WrappedMouseEvent::EXITED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+}
+
+// XMouseMotionListener implementation
+void SAL_CALL SlideShowView::mouseDragged( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseMotionEvent aEvent;
+ aEvent.meType = WrappedMouseMotionEvent::DRAGGED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseMotionListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+}
+
+void SAL_CALL SlideShowView::mouseMoved( const awt::MouseEvent& e )
+{
+ std::unique_lock aGuard( m_aMutex );
+ if (m_bDisposed)
+ return;
+
+ // Change event source, to enable listeners to match event
+ // with view
+ WrappedMouseMotionEvent aEvent;
+ aEvent.meType = WrappedMouseMotionEvent::MOVED;
+ aEvent.maEvent = e;
+ aEvent.maEvent.Source = static_cast< ::cppu::OWeakObject* >( this );
+
+ maMouseMotionListeners.notify( aGuard, aEvent );
+ updateimpl( aGuard, mpSlideShow ); // warning: clears guard!
+}
+
+} // namespace ::sd
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */