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leapMotionでスワイプがleftかrightかupかdownかを判定するためのjQueryプラグイン
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| <!DOCTYPE html> | |
| <html lang="ja"> | |
| <head> | |
| <title>example</title> | |
| <link href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css" rel="stylesheet"> | |
| </head> | |
| <body> | |
| <div id="name"> | |
| </div> | |
| <script src="//js.leapmotion.com/0.2.0/leap.min.js"></script> | |
| <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script> | |
| <script src="./jquery.leapSwipeHelper.js"></script> | |
| <script> | |
| Leap.loop({enableGestures: true}, function(frame){ | |
| $(frame.gestures).leapSwipeHelper(function(event){ | |
| $("#name").html("").html("<div class='alert'>"+event.type+"</div>"); | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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| (function($) { | |
| var getGestureType = function(gesture, distanse) { | |
| // horizon | |
| var ret = horizonCheck(gesture, distanse, ["right","left"]); | |
| if (ret !== false) return ret; | |
| return verticalCheck(gesture, distanse, ["up","down"]); | |
| } | |
| var horizonCheck = function(gesture,distanse,names) { | |
| var _distanse = Math.abs(gesture.position[0] - gesture.startPosition[0]); | |
| if (_distanse < distanse) return false; | |
| if (gesture.position[0] > 0) { | |
| return names[0]; | |
| } else { | |
| return names[1]; | |
| } | |
| } | |
| var verticalCheck = function(gesture,distanse,names) { | |
| var _distanse = Math.abs(gesture.position[1] - gesture.startPosition[1]); | |
| if (_distanse < distanse) return false; | |
| if (gesture.startPosition[1] < gesture.position[1]) { | |
| return names[0]; | |
| } else { | |
| return names[1]; | |
| } | |
| } | |
| $.fn.leapSwipeHelper = function(callback,options) { | |
| options = $.extend({ | |
| distance: 50 | |
| }); | |
| var type = false; | |
| this.each(function(){ | |
| if (this.state == "stop" && this.type == "swipe") { | |
| console.log(this.state); | |
| type = getGestureType(this,options.distance); | |
| } | |
| }); | |
| if (typeof callback === "function" && type !== false) { | |
| $.proxy(callback,this,{type:type})(); | |
| } | |
| return type; | |
| } | |
| }(jQuery)); |
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