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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library swipe; | 5 library swipe; |
6 | 6 |
7 import 'dart:async'; | 7 import 'dart:async'; |
8 import 'dart:html'; | 8 import 'dart:html'; |
9 import 'dart:math'; | 9 import 'dart:math'; |
10 | 10 |
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106 } | 106 } |
107 | 107 |
108 /** | 108 /** |
109 * Start an indefinite spin in the given direction. | 109 * Start an indefinite spin in the given direction. |
110 */ | 110 */ |
111 void startSpin(Element figure, int direction) { | 111 void startSpin(Element figure, int direction) { |
112 // If we're not already spinning - | 112 // If we're not already spinning - |
113 if (timer == null) { | 113 if (timer == null) { |
114 spinFigure(figure, direction); | 114 spinFigure(figure, direction); |
115 | 115 |
116 timer = new Timer.repeating(const Duration(milliseconds: 100), | 116 timer = new Timer.periodic(const Duration(milliseconds: 100), |
117 (Timer t) => spinFigure(figure, direction)); | 117 (Timer t) => spinFigure(figure, direction)); |
118 } | 118 } |
119 } | 119 } |
120 | 120 |
121 /** | 121 /** |
122 * Stop any spin that may be in progress. | 122 * Stop any spin that may be in progress. |
123 */ | 123 */ |
124 void stopSpin() { | 124 void stopSpin() { |
125 if (timer != null) { | 125 if (timer != null) { |
126 timer.cancel(); | 126 timer.cancel(); |
127 timer = null; | 127 timer = null; |
128 } | 128 } |
129 } | 129 } |
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