equal
deleted
inserted
replaced
35 |
35 |
36 static inline int ScaleByZoom(int value, ZoomLevel zoom) |
36 static inline int ScaleByZoom(int value, ZoomLevel zoom) |
37 { |
37 { |
38 if (zoom == ZOOM_LVL_NORMAL) return value; |
38 if (zoom == ZOOM_LVL_NORMAL) return value; |
39 int izoom = (int)zoom - (int)ZOOM_LVL_NORMAL; |
39 int izoom = (int)zoom - (int)ZOOM_LVL_NORMAL; |
40 return (zoom > ZOOM_LVL_NORMAL) ? value << izoom : value >> izoom; |
40 return (zoom > ZOOM_LVL_NORMAL) ? value << izoom : value >> -izoom; |
41 } |
41 } |
42 |
42 |
43 static inline int UnScaleByZoom(int value, ZoomLevel zoom) |
43 static inline int UnScaleByZoom(int value, ZoomLevel zoom) |
44 { |
44 { |
45 if (zoom == ZOOM_LVL_NORMAL) return value; |
45 if (zoom == ZOOM_LVL_NORMAL) return value; |
46 int izoom = (int)zoom - (int)ZOOM_LVL_NORMAL; |
46 int izoom = (int)zoom - (int)ZOOM_LVL_NORMAL; |
47 return (zoom > ZOOM_LVL_NORMAL) ? value >> izoom : value << izoom; |
47 return (zoom > ZOOM_LVL_NORMAL) ? value >> izoom : value << -izoom; |
48 } |
48 } |
49 |
49 |
50 #endif /* ZOOM_HPP */ |
50 #endif /* ZOOM_HPP */ |