/MapView/Map/RMYahooMapSource.m

http://github.com/route-me/route-me · Objective C · 83 lines · 44 code · 13 blank · 26 comment · 1 complexity · 8d0b7a6a4f16cb254d102d85b6904ad5 MD5 · raw file

  1. //
  2. // RMYahooMapSource.m
  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. #import "RMYahooMapSource.h"
  28. #import <math.h>
  29. @implementation RMYahooMapSource
  30. - (id) init
  31. {
  32. if(self = [super init])
  33. {
  34. [self setMaxZoom:18];
  35. [self setMinZoom:1];
  36. }
  37. return self;
  38. }
  39. - (NSString*) tileURL: (RMTile) tile
  40. {
  41. NSInteger zoom = kDefaultMaxTileZoom - tile.zoom;
  42. NSInteger shift = tile.zoom -1;
  43. NSInteger x = tile.x;
  44. NSInteger y = pow(2,shift)-1-tile.y;
  45. NSString *tileThing = [NSString stringWithFormat:@"http://us.maps2.yimg.com/us.png.maps.yimg.com/png?v=3.1.0&t=m&x=%d&y=%d&z=%d",
  46. x, y,zoom];
  47. NSLog(@"%@",tileThing);
  48. return tileThing;
  49. }
  50. -(NSString*) uniqueTilecacheKey
  51. {
  52. return @"YahooMaps";
  53. }
  54. -(NSString *)shortName
  55. {
  56. return @"Yahoo Map";
  57. }
  58. -(NSString *)longDescription
  59. {
  60. return @"Yahoo Maps are severely restricted by Terms of Service for typical Route-Me applications. This sample code is for demonstration purposes only.";
  61. }
  62. -(NSString *)shortAttribution
  63. {
  64. return @"© Yahoo Maps";
  65. }
  66. -(NSString *)longAttribution
  67. {
  68. return @"© Map data © Yahoo, though the way we are accessing these tiles is against the Yahoo Terms of Service.";
  69. }
  70. @end