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| 1 // Copyright 2013 Google Inc. All Rights Reserved. | 1 // Copyright 2013 Google Inc. All Rights Reserved. |
| 2 // | 2 // |
| 3 // Licensed under the Apache License, Version 2.0 (the "License"); | 3 // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 // you may not use this file except in compliance with the License. | 4 // you may not use this file except in compliance with the License. |
| 5 // You may obtain a copy of the License at | 5 // You may obtain a copy of the License at |
| 6 // | 6 // |
| 7 // http://www.apache.org/licenses/LICENSE-2.0 | 7 // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 // | 8 // |
| 9 // Unless required by applicable law or agreed to in writing, software | 9 // Unless required by applicable law or agreed to in writing, software |
| 10 // distributed under the License is distributed on an "AS IS" BASIS, | 10 // distributed under the License is distributed on an "AS IS" BASIS, |
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| 65 _inRange = false; | 65 _inRange = false; |
| 66 | 66 |
| 67 num get current => _inRange ? _value : null; | 67 num get current => _inRange ? _value : null; |
| 68 | 68 |
| 69 bool moveNext() { | 69 bool moveNext() { |
| 70 if (_hasNext && _inRange) _value += _step; | 70 if (_hasNext && _inRange) _value += _step; |
| 71 _inRange = _hasNext = (_step > 0) ? (_value < _stop) : (_value > _stop); | 71 _inRange = _hasNext = (_step > 0) ? (_value < _stop) : (_value > _stop); |
| 72 return _hasNext; | 72 return _hasNext; |
| 73 } | 73 } |
| 74 } | 74 } |
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