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/MapView/Map/RMTileCacheDAO.h

http://github.com/route-me/route-me
C Header | 48 lines | 15 code | 6 blank | 27 comment | 0 complexity | c0cc82682bc54d7e47fd1a323be79a47 MD5 | raw file
 1//
 2//  DAO.h
 3//
 4// Copyright (c) 2008-2009, Route-Me Contributors
 5// All rights reserved.
 6//
 7// Redistribution and use in source and binary forms, with or without
 8// modification, are permitted provided that the following conditions are met:
 9//
10// * Redistributions of source code must retain the above copyright notice, this
11//   list of conditions and the following disclaimer.
12// * Redistributions in binary form must reproduce the above copyright notice,
13//   this list of conditions and the following disclaimer in the documentation
14//   and/or other materials provided with the distribution.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26// POSSIBILITY OF SUCH DAMAGE.
27
28#import <UIKit/UIKit.h>
29
30@class FMDatabase;
31
32/// the interface between RMDatabaseCache and FMDB
33@interface RMTileCacheDAO : NSObject {
34	FMDatabase* db;	
35}
36
37-(id) initWithDatabase: (NSString*)path;
38
39-(NSUInteger) count;
40-(NSData*) dataForTile: (uint64_t) tileHash;
41-(void) touchTile: (uint64_t) tileHash withDate: (NSDate*) date;
42-(void) addData: (NSData*) data LastUsed: (NSDate*)date ForTile: (uint64_t) tileHash;
43-(void) purgeTiles: (NSUInteger) count;
44-(void) purgeTilesFromBefore: (NSDate*) date;
45-(void) removeAllCachedImages;
46-(void)didReceiveMemoryWarning;
47
48@end