| /************************************************************** |
| * |
| * 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 SVTOOLS_INC_IMAGERESOURCEACCESS_HXX |
| #define SVTOOLS_INC_IMAGERESOURCEACCESS_HXX |
| |
| #include "svtools/svtdllapi.h" |
| |
| /** === begin UNO includes === **/ |
| #include <com/sun/star/io/XInputStream.hpp> |
| #include <com/sun/star/lang/XMultiServiceFactory.hpp> |
| /** === end UNO includes === **/ |
| |
| class SvStream; |
| //........................................................................ |
| namespace svt |
| { |
| //........................................................................ |
| |
| //==================================================================== |
| //= GraphicAccess |
| //==================================================================== |
| /** helper class for obtaining streams (which also can be used with the ImageProducer) |
| from a resource |
| */ |
| class GraphicAccess |
| { |
| private: |
| GraphicAccess(); // never implemented |
| |
| public: |
| /** determines whether the given URL denotes an image within a resource |
| ( or an image specified by a vnd.sun.star.GraphicObject scheme URL ) |
| */ |
| SVT_DLLPUBLIC static bool isSupportedURL( const ::rtl::OUString& _rURL ); |
| |
| /** for a given URL of an image within a resource ( or an image specified by a vnd.sun.star.GraphicObject scheme URL ), this method retrieves |
| an SvStream for this image. |
| |
| This method works for arbitrary URLs denoting an image, since the |
| <type scope="com::sun::star::graphics">GraphicsProvider</type> service is used |
| to resolve the URL. However, obtaining the stream is expensive (since |
| the image must be copied), so you are strongly encouraged to only use it |
| when you know that the image is small enough. |
| */ |
| SVT_DLLPUBLIC static SvStream* getImageStream( |
| const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB, |
| const ::rtl::OUString& _rImageResourceURL |
| ); |
| |
| /** for a given URL of an image within a resource ( or an image specified by a vnd.sun.star.GraphicObject scheme URL ), this method retrieves |
| an <type scope="com::sun::star::io">XInputStream</type> for this image. |
| */ |
| SVT_DLLPUBLIC static ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > |
| getImageXStream( |
| const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxORB, |
| const ::rtl::OUString& _rImageResourceURL |
| ); |
| }; |
| |
| //........................................................................ |
| } // namespace svt |
| //........................................................................ |
| |
| #endif // DBA14_SVTOOLS_INC_IMAGERESOURCEACCESS_HXX |
| |
