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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 <sal/config.h>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/RepaintResult.hpp>
#include <tools/diagnose_ex.h>
#include "cairo_cachedbitmap.hxx"
#include "cairo_repainttarget.hxx"
using namespace ::cairo;
using namespace ::com::sun::star;
namespace cairocanvas
{
CachedBitmap::CachedBitmap( const SurfaceSharedPtr& pSurface,
const rendering::ViewState& rUsedViewState,
const rendering::RenderState& rUsedRenderState,
const uno::Reference< rendering::XCanvas >& rTarget ) :
CachedPrimitiveBase( rUsedViewState, rTarget ),
mpSurface( pSurface ),
maRenderState( rUsedRenderState )
{}
void SAL_CALL CachedBitmap::disposing()
{
::osl::MutexGuard aGuard( m_aMutex );
mpSurface.reset();
CachedPrimitiveBase::disposing();
}
::sal_Int8 CachedBitmap::doRedraw( const rendering::ViewState& rNewState,
const rendering::ViewState& /*rOldState*/,
const uno::Reference< rendering::XCanvas >& rTargetCanvas,
bool bSameViewTransform )
{
ENSURE_OR_THROW( bSameViewTransform,
"CachedBitmap::doRedraw(): base called with changed view transform "
"(told otherwise during construction)" );
RepaintTarget* pTarget = dynamic_cast< RepaintTarget* >(rTargetCanvas.get());
ENSURE_OR_THROW( pTarget,
"CachedBitmap::redraw(): cannot cast target to RepaintTarget" );
if( !pTarget->repaint( mpSurface,
rNewState,
maRenderState ) )
{
// target failed to repaint
return rendering::RepaintResult::FAILED;
}
return rendering::RepaintResult::REDRAWN;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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