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libreoffice/slideshow/source/engine/shapes/viewappletshape.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

257 lines
12 KiB
C++

/* -*- 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 <comphelper/diagnose_ex.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/range/b2irange.hxx>
#include <basegfx/utils/canvastools.hxx>
#include <cppcanvas/canvas.hxx>
#include <canvas/canvastools.hxx>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/lang/XMultiComponentFactory.hpp>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/util/XCloseable.hpp>
#include <com/sun/star/awt/WindowDescriptor.hpp>
#include <com/sun/star/awt/Toolkit.hpp>
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/awt/XWindowPeer.hpp>
#include <com/sun/star/awt/WindowAttribute.hpp>
#include <com/sun/star/awt/VclWindowPeerAttribute.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/frame/Frame.hpp>
#include <com/sun/star/frame/XSynchronousFrameLoader.hpp>
#include "viewappletshape.hxx"
#include <tools.hxx>
#include <utility>
using namespace ::com::sun::star;
namespace slideshow::internal
{
ViewAppletShape::ViewAppletShape( ViewLayerSharedPtr xViewLayer,
const uno::Reference< drawing::XShape >& rxShape,
const OUString& rServiceName,
const char** pPropCopyTable,
std::size_t nNumPropEntries,
uno::Reference< uno::XComponentContext > xContext ) :
mpViewLayer(std::move( xViewLayer )),
mxViewer(),
mxFrame(),
mxComponentContext(std::move( xContext ))
{
ENSURE_OR_THROW( rxShape.is(), "ViewAppletShape::ViewAppletShape(): Invalid Shape" );
ENSURE_OR_THROW( mpViewLayer, "ViewAppletShape::ViewAppletShape(): Invalid View" );
ENSURE_OR_THROW( mpViewLayer->getCanvas(), "ViewAppletShape::ViewAppletShape(): Invalid ViewLayer canvas" );
ENSURE_OR_THROW( mxComponentContext.is(), "ViewAppletShape::ViewAppletShape(): Invalid component context" );
uno::Reference<lang::XMultiComponentFactory> xFactory(
mxComponentContext->getServiceManager(),
uno::UNO_SET_THROW );
mxViewer.set( xFactory->createInstanceWithContext( rServiceName,
mxComponentContext),
uno::UNO_QUERY_THROW );
uno::Reference< beans::XPropertySet > xShapePropSet( rxShape,
uno::UNO_QUERY_THROW );
uno::Reference< beans::XPropertySet > xViewerPropSet( mxViewer,
uno::UNO_QUERY_THROW );
// copy shape properties to applet viewer
OUString aPropName;
for( std::size_t i=0; i<nNumPropEntries; ++i )
{
aPropName = OUString::createFromAscii( pPropCopyTable[i] );
xViewerPropSet->setPropertyValue( aPropName,
xShapePropSet->getPropertyValue(
aPropName ));
}
}
ViewAppletShape::~ViewAppletShape()
{
try
{
endApplet();
}
catch (const uno::Exception &)
{
TOOLS_WARN_EXCEPTION("slideshow", "");
}
}
const ViewLayerSharedPtr& ViewAppletShape::getViewLayer() const
{
return mpViewLayer;
}
void ViewAppletShape::startApplet( const ::basegfx::B2DRectangle& rBounds )
{
ENSURE_OR_RETURN_VOID( mpViewLayer && mpViewLayer->getCanvas() && mpViewLayer->getCanvas()->getUNOCanvas().is(),
"ViewAppletShape::startApplet(): Invalid or disposed view" );
try
{
::cppcanvas::CanvasSharedPtr pCanvas = mpViewLayer->getCanvas();
uno::Reference< beans::XPropertySet > xPropSet( pCanvas->getUNOCanvas()->getDevice(),
uno::UNO_QUERY_THROW );
uno::Reference< awt::XWindow2 > xParentWindow(
xPropSet->getPropertyValue(u"Window"_ustr),
uno::UNO_QUERY_THROW );
uno::Reference<lang::XMultiComponentFactory> xFactory(
mxComponentContext->getServiceManager() );
if( xFactory.is() )
{
// create an awt window to contain the applet
// ==========================================
uno::Reference< awt::XToolkit2 > xToolkit = awt::Toolkit::create(mxComponentContext);
awt::WindowDescriptor aOwnWinDescriptor( awt::WindowClass_SIMPLE,
OUString(),
uno::Reference< awt::XWindowPeer >(xParentWindow,
uno::UNO_QUERY_THROW),
0,
awt::Rectangle(),
awt::WindowAttribute::SHOW
| awt::VclWindowPeerAttribute::CLIPCHILDREN );
uno::Reference< awt::XWindowPeer > xNewWinPeer(
xToolkit->createWindow( aOwnWinDescriptor ));
uno::Reference< awt::XWindow > xOwnWindow( xNewWinPeer,
uno::UNO_QUERY_THROW );
// create a frame, and load the applet into it
// ===========================================
mxFrame = frame::Frame::create( mxComponentContext );
mxFrame->initialize( xOwnWindow );
uno::Reference < frame::XSynchronousFrameLoader > xLoader( mxViewer,
uno::UNO_SET_THROW );
xLoader->load( uno::Sequence < beans::PropertyValue >(),
uno::Reference<frame::XFrame>(mxFrame, uno::UNO_QUERY_THROW) );
// resize surrounding window and applet to current shape size
// ==========================================================
::basegfx::B2DRange aTmpRange = ::canvas::tools::calcTransformedRectBounds(
rBounds,
mpViewLayer->getTransformation() );
const ::basegfx::B2IRange aPixelBounds(
::basegfx::unotools::b2ISurroundingRangeFromB2DRange( aTmpRange ));
uno::Reference< awt::XWindow > xSurroundingWindow( mxFrame->getContainerWindow() );
if( xSurroundingWindow.is() )
xSurroundingWindow->setPosSize( aPixelBounds.getMinX(),
aPixelBounds.getMinY(),
static_cast<sal_Int32>(aPixelBounds.getWidth()),
static_cast<sal_Int32>(aPixelBounds.getHeight()),
awt::PosSize::POSSIZE );
uno::Reference< awt::XWindow > xAppletWindow( mxFrame->getComponentWindow() );
if( xAppletWindow.is() )
xAppletWindow->setPosSize( 0, 0,
static_cast<sal_Int32>(aPixelBounds.getWidth()),
static_cast<sal_Int32>(aPixelBounds.getHeight()),
awt::PosSize::POSSIZE );
}
}
catch (uno::Exception &)
{
}
}
void ViewAppletShape::endApplet()
{
uno::Reference<util::XCloseable> xCloseable(
mxFrame,
uno::UNO_QUERY );
if( xCloseable.is() )
{
xCloseable->close( true );
mxFrame.clear();
}
}
bool ViewAppletShape::render( const ::basegfx::B2DRectangle& rBounds ) const
{
::cppcanvas::CanvasSharedPtr pCanvas = mpViewLayer->getCanvas();
if( !pCanvas )
return false;
if( !mxFrame.is() )
{
// fill the shape background with black
fillRect( pCanvas,
rBounds,
0xFFFFFFFFU );
}
return true;
}
bool ViewAppletShape::resize( const ::basegfx::B2DRectangle& rBounds ) const
{
if( !mxFrame.is() )
return false;
::basegfx::B2DRange aTmpRange = ::canvas::tools::calcTransformedRectBounds(
rBounds,
mpViewLayer->getTransformation() );
const ::basegfx::B2IRange aPixelBounds(
::basegfx::unotools::b2ISurroundingRangeFromB2DRange( aTmpRange ));
uno::Reference< awt::XWindow > xFrameWindow( mxFrame->getContainerWindow() );
if( xFrameWindow.is() )
xFrameWindow->setPosSize( aPixelBounds.getMinX(),
aPixelBounds.getMinY(),
static_cast<sal_Int32>(aPixelBounds.getWidth()),
static_cast<sal_Int32>(aPixelBounds.getHeight()),
awt::PosSize::POSSIZE );
uno::Reference< awt::XWindow > xAppletWindow( mxFrame->getComponentWindow() );
if( xAppletWindow.is() )
xAppletWindow->setPosSize( 0, 0,
static_cast<sal_Int32>(aPixelBounds.getWidth()),
static_cast<sal_Int32>(aPixelBounds.getHeight()),
awt::PosSize::POSSIZE );
return true;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */