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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 .
+ */
+
+#ifndef INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_SURFACEPROVIDER_HXX
+#define INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_SURFACEPROVIDER_HXX
+
+#include <rtl/ref.hxx>
+#include <com/sun/star/uno/XInterface.hpp>
+
+#include <basegfx/vector/b2isize.hxx>
+#include <vcl/cairo.hxx>
+
+class OutputDevice;
+class Bitmap;
+
+namespace cairocanvas
+{
+ /* 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 css::uno::XInterface
+ {
+ public:
+ virtual ~SurfaceProvider() {}
+
+ /** Query surface from this provider
+
+ This should return the default surface to render on.
+ */
+ virtual ::cairo::SurfaceSharedPtr getSurface() = 0;
+
+ /// create new surface in given size
+ virtual ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize,
+ int aContent ) = 0;
+ /// create new surface from given bitmap
+ virtual ::cairo::SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) = 0;
+
+ /** convert surface from alpha to non-alpha, does not copy content
+ channel. returns new surface on success, NULL otherwise
+ */
+ virtual ::cairo::SurfaceSharedPtr changeSurface() = 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: */