xref: /aoo42x/main/sd/source/ui/view/bmcache.cxx (revision 79aad27f)
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 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_sd.hxx"
26 
27 
28 #include <limits.h>     // LONG_MAX
29 #include <tools/solar.h>
30 #include <svtools/grfmgr.hxx>
31 #include "bmcache.hxx"
32 
33 // eine Struktur fuer die Cache-Eintraege
34 struct BitmapCacheEntry
35 {
36 	const SdPage*   pPage;
37     GraphicObject*  pGraphicObject;
38     sal_uInt32      nSizeBytes;
39 	long		    nZoom;
40 };
41 
42 /*************************************************************************
43 |*
44 |* Destruktor, loescht die gespeicherten Bitmaps
45 |*
46 \************************************************************************/
47 
~BitmapCache()48 BitmapCache::~BitmapCache()
49 {
50     for( void* pEntry = aEntries.First();  pEntry; pEntry = aEntries.Next() )
51     {
52 		delete static_cast< BitmapCacheEntry* >( pEntry )->pGraphicObject;
53 		delete static_cast< BitmapCacheEntry* >( pEntry );
54     }
55 }
56 
Remove(const SdPage * pPage)57 void BitmapCache::Remove( const SdPage* pPage )
58 {
59 	for( sal_uLong nPos = 0; nPos < aEntries.Count();  )
60 	{
61 		BitmapCacheEntry* pCand = (BitmapCacheEntry*) aEntries.GetObject( nPos );
62 
63 		if( pCand->pPage == pPage )
64 		{
65 			pCand = (BitmapCacheEntry*) aEntries.Remove((sal_uLong)nPos);
66 			delete pCand->pGraphicObject;
67 			delete pCand;
68 		}
69 		else
70 			nPos++;
71 	}
72 }
73 
74 
75