1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 #ifndef _XMLOFF_XMLMULTIIMAGEHELPER_HXX
23 #define _XMLOFF_XMLMULTIIMAGEHELPER_HXX
24 
25 #include <sal/types.h>
26 #include <xmloff/xmlimp.hxx>
27 
28 //////////////////////////////////////////////////////////////////////////////
29 
30 class multiImageImportHelper
31 {
32 private:
33     std::vector< SvXMLImportContextRef* >       maImplContextVector;
34     bool                                        mbSupportsMultipleContents;
35 
36 protected:
37     /// helper to get the created xShape instance, needs to be overloaded
38     virtual rtl::OUString getGraphicURLFromImportContext(const SvXMLImportContext& rContext) const = 0;
39     virtual void removeGraphicFromImportContext(const SvXMLImportContext& rContext) const = 0;
40 
41 public:
42     multiImageImportHelper();
43     virtual ~multiImageImportHelper();
44 
45     /// solve multiple imported images. The most valuable one is choosen,
46     /// see imlementation for evtl. changing weights and/or adding filetypes.
47     /// returns the winner of the contest (which can be 0 when no candidates)
48     const SvXMLImportContext* solveMultipleImages();
49 
50     /// add a content to the remembered image import contexts
51     void addContent(const SvXMLImportContext& rSvXMLImportContext);
52 
53     /// read/write access to boolean switch
getSupportsMultipleContents() const54     bool getSupportsMultipleContents() const { return mbSupportsMultipleContents; }
setSupportsMultipleContents(bool bNew)55     void setSupportsMultipleContents(bool bNew) { mbSupportsMultipleContents = bNew; }
56 };
57 
58 //////////////////////////////////////////////////////////////////////////////
59 
60 #endif	//  _XMLOFF_XMLMULTIIMAGEHELPER_HXX
61 
62 //////////////////////////////////////////////////////////////////////////////
63 // eof
64