70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <rtl/ref.hxx>
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#include <com/sun/star/uno/XInterface.hpp>
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#include <basegfx/vector/b2isize.hxx>
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#include <vcl/cairo.hxx>
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class OutputDevice;
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class Bitmap;
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namespace cairocanvas
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{
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/* Definition of RepaintTarget interface */
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/** Target interface for XCachedPrimitive implementations
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This interface must be implemented on all canvas
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implementations that hand out XCachedPrimitives
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*/
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class SAL_LOPLUGIN_ANNOTATE("crosscast") SurfaceProvider : public css::uno::XInterface
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{
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public:
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virtual ~SurfaceProvider() {}
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/** Query surface from this provider
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This should return the default surface to render on.
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*/
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virtual ::cairo::SurfaceSharedPtr getSurface() = 0;
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/// create new surface in given size
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virtual ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize,
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int aContent ) = 0;
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/// create new surface from given bitmap
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virtual ::cairo::SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) = 0;
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/** convert surface from alpha to non-alpha, does not copy content
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channel. returns new surface on success, NULL otherwise
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*/
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virtual ::cairo::SurfaceSharedPtr changeSurface() = 0;
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/** Provides the underlying vcl outputdevice this surface renders on
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*/
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virtual OutputDevice* getOutputDevice() = 0;
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};
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typedef ::rtl::Reference< SurfaceProvider > SurfaceProviderRef;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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