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/MapView/Map/RMTileImage.h

http://github.com/route-me/route-me
C Header | 92 lines | 41 code | 19 blank | 32 comment | 0 complexity | ad2a4e772d81bca4548a05ee5ce85037 MD5 | raw file
 1//
 2//  RMTileImage.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 <TargetConditionals.h>
29#if TARGET_OS_IPHONE
30	#import <UIKit/UIKit.h>
31#else
32	#import <Cocoa/Cocoa.h>
33typedef NSImage UIImage;
34#endif
35
36#import "RMFoundation.h"
37#import "RMNotifications.h"
38#import "RMTile.h"
39#import "RMTileProxy.h"
40#import "FMDatabase.h"
41
42@class RMTileImage;
43@class NSData;
44
45@interface RMTileImage : NSObject {
46	// I know this is a bit nasty.
47	RMTile tile;
48	CGRect screenLocation;
49	
50	/// Used by cache
51	NSDate *lastUsedTime;
52	
53	/// \bug placing the "layer" on the RMTileImage implicitly assumes that a particular RMTileImage will be used in only 
54	/// one UIView. Might see some interesting crashes if you have two RMMapViews using the same tile source.
55	// Only used when appropriate
56	CALayer *layer;
57}
58
59- (id) initWithTile: (RMTile)tile;
60
61+ (RMTileImage*) dummyTile: (RMTile)tile;
62
63//- (void)drawInRect:(CGRect)rect;
64- (void)draw;
65
66+ (RMTileImage*)imageForTile: (RMTile) tile withURL: (NSString*)url;
67+ (RMTileImage*)imageForTile: (RMTile) tile fromFile: (NSString*)filename;
68+ (RMTileImage*)imageForTile: (RMTile) tile withData: (NSData*)data;
69+ (RMTileImage*)imageForTile: (RMTile) tile fromDB: (FMDatabase*)db;
70
71- (void)moveBy: (CGSize) delta;
72- (void)zoomByFactor: (float) zoomFactor near:(CGPoint) center;
73
74- (void)makeLayer;
75
76- (void)cancelLoading;
77
78- (BOOL)updateImageUsingData: (NSData*) data;
79- (void)updateImageUsingImage: (UIImage*) image;
80
81- (void)touch;
82
83- (BOOL)isLoaded;
84
85- (void) displayProxy:(UIImage*)img;
86
87@property (readwrite, assign) CGRect screenLocation;
88@property (readonly, assign) RMTile tile;
89@property (readonly) CALayer *layer;
90@property (readonly) NSDate *lastUsedTime;
91
92@end