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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 "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: */
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