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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /canvas/source/cairo/cairo_cachedbitmap.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | canvas/source/cairo/cairo_cachedbitmap.cxx | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/canvas/source/cairo/cairo_cachedbitmap.cxx b/canvas/source/cairo/cairo_cachedbitmap.cxx new file mode 100644 index 000000000..111f797e2 --- /dev/null +++ b/canvas/source/cairo/cairo_cachedbitmap.cxx @@ -0,0 +1,79 @@ +/* -*- 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 <utility> +#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( SurfaceSharedPtr pSurface, + const rendering::ViewState& rUsedViewState, + rendering::RenderState aUsedRenderState, + const uno::Reference< rendering::XCanvas >& rTarget ) : + CachedPrimitiveBase( rUsedViewState, rTarget ), + mpSurface(std::move( pSurface )), + maRenderState(std::move( aUsedRenderState )) + {} + + 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: */ |