| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef INCLUDED_CANVAS_ISURFACE_HXX |
| #define INCLUDED_CANVAS_ISURFACE_HXX |
| |
| #include <sal/types.h> |
| |
| #include <boost/shared_ptr.hpp> |
| |
| |
| namespace basegfx |
| { |
| class B2IRange; |
| class B2IPoint; |
| class B2IVector; |
| } |
| |
| namespace canvas |
| { |
| struct IColorBuffer; |
| |
| struct ISurface |
| { |
| virtual ~ISurface() {} |
| |
| /** Select texture behind this interface to be the current one |
| for primitive output. |
| */ |
| virtual bool selectTexture() = 0; |
| |
| /** Tells wether the surface is valid or not |
| */ |
| virtual bool isValid() = 0; |
| |
| /** Update surface content from given IColorBuffer |
| |
| This method updates the given subarea of the surface from |
| the given color buffer bits. |
| |
| @param rDestPos |
| Position in the surface, where the subset update should |
| have its left, top edge |
| |
| @param rSourceRect |
| Size and position of the rectangular subset update in the |
| source color buffer |
| |
| @param rSource |
| Source bits to use for the update |
| |
| @return true, if the update was successful |
| */ |
| virtual bool update( const ::basegfx::B2IPoint& rDestPos, |
| const ::basegfx::B2IRange& rSourceRect, |
| IColorBuffer& rSource ) = 0; |
| |
| virtual ::basegfx::B2IVector getSize() = 0; |
| }; |
| |
| typedef ::boost::shared_ptr< ISurface > ISurfaceSharedPtr; |
| } |
| |
| #endif /* INCLUDED_CANVAS_ISURFACE_HXX */ |