Created
June 23, 2014 12:36
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[JavaScript] コナミコマンドのスニペット ref: http://qiita.com/sonodar/items/b1da050e4cc2806bba9d
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| (function(cmd, fire) { | |
| var keys = []; | |
| var l = cmd.length, CMD = cmd.join(','); | |
| $(document).on('keydown', function(event) { | |
| keys.push(event.which); | |
| if (keys.length < l) return true; | |
| if (keys.join(',') === CMD) fire(); | |
| keys = []; | |
| }); | |
| })([38,38,40,40,37,39,37,39,66,65], function(){ | |
| // ここにコナミコマンドのイベントを実装 | |
| }); |
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| # 関数化、リトライ対応版 | |
| # ほぼTwitterのソースだけど | |
| class CommandWatcher | |
| constructor: (commands) -> | |
| @keys = [] | |
| @length = commands.length | |
| @command = commands.join ',' | |
| watch: (handler) => | |
| watcher = @ | |
| $(document).on 'keydown', (event) -> | |
| watcher.keys.push event.which | |
| # マッチしたら実行後、即return | |
| if watcher.keys.length is watcher.length and watcher.keys.join(',') is watcher.command | |
| handler() | |
| watcher.keys = [] | |
| return | |
| # マッチしなかったらリセット | |
| if watcher.command.indexOf(watcher.keys.join(',')) isnt 0 | |
| watcher.keys = [] | |
| return | |
| new CommandWatcher([38,38,40,40,37,39,37,39,66,65]).watch -> | |
| # ここにコナミコマンドのイベントを実装 |
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