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-rw-r--r--canvas/source/cairo/cairo_cachedbitmap.cxx77
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diff --git a/canvas/source/cairo/cairo_cachedbitmap.cxx b/canvas/source/cairo/cairo_cachedbitmap.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 <sal/config.h>
+
+#include <com/sun/star/rendering/XCanvas.hpp>
+#include <com/sun/star/rendering/RepaintResult.hpp>
+#include <utility>
+#include <comphelper/diagnose_ex.hxx>
+
+#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 CachedBitmap::disposing(std::unique_lock<std::mutex>& rGuard)
+ {
+ mpSurface.reset();
+ CachedPrimitiveBase::disposing(rGuard);
+ }
+
+ ::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: */