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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _CAIROCANVAS_SURFACEPROVIDER_HXX
+#define _CAIROCANVAS_SURFACEPROVIDER_HXX
+
+#include <rtl/ref.hxx>
+#include <com/sun/star/uno/XInterface.hpp>
+
+#include "cairo_cairo.hxx"
+
+using namespace ::cairo;
+
+class OutputDevice;
+class Bitmap;
+
+namespace cairocanvas
+{
+ class Bitmap;
+
+ /* Definition of RepaintTarget interface */
+
+ /** Target interface for XCachedPrimitive implementations
+
+ This interface must be implemented on all canvas
+ implementations that hand out XCachedPrimitives
+ */
+ class SurfaceProvider : public ::com::sun::star::uno::XInterface
+ {
+ public:
+ virtual ~SurfaceProvider() {}
+
+ /** Query surface from this provider
+
+ This should return the default surface to render on.
+ */
+ virtual SurfaceSharedPtr getSurface() = 0;
+
+ /// create new surface in given size
+ virtual SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize,
+ Content aContent = CAIRO_CONTENT_COLOR_ALPHA ) = 0;
+ /// create new surface from given bitmap
+ virtual SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) = 0;
+
+ /** convert surface between alpha and non-alpha
+ channel. returns new surface on success, NULL otherwise
+ */
+ virtual SurfaceSharedPtr changeSurface( bool bHasAlpha, bool bCopyContent ) = 0;
+
+ /** Provides the underlying vcl outputdevice this surface renders on
+ */
+ virtual OutputDevice* getOutputDevice() = 0;
+ };
+
+ typedef ::rtl::Reference< SurfaceProvider > SurfaceProviderRef;
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */