diff options
Diffstat (limited to 'js/touch.js')
-rw-r--r-- | js/touch.js | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/js/touch.js b/js/touch.js deleted file mode 100644 index e0519e6..0000000 --- a/js/touch.js +++ /dev/null | |||
@@ -1,61 +0,0 @@ | |||
1 | /* Touch events */ | ||
2 | (function(exports) { | ||
3 | var PM_TOUCH_SENSITIVITY = 15; | ||
4 | var touchDX; | ||
5 | var touchDY; | ||
6 | var touchStartX; | ||
7 | var touchStartY; | ||
8 | |||
9 | function TouchManager(deck) { | ||
10 | this.deck_ = deck; | ||
11 | |||
12 | /* Add swiping */ | ||
13 | document.body.addEventListener('touchstart', this.handleTouchStart.bind(this), false); | ||
14 | document.body.addEventListener('touchmove', this.handleTouchMove.bind(this), false); | ||
15 | document.body.addEventListener('touchend', this.handleTouchEnd.bind(this), false); | ||
16 | } | ||
17 | |||
18 | TouchManager.prototype.handleTouchStart = function(e) { | ||
19 | if (e.touches.length == 1) { | ||
20 | touchDX = 0; | ||
21 | touchDY = 0; | ||
22 | |||
23 | touchStartX = e.touches[0].pageX; | ||
24 | touchStartY = e.touches[0].pageY; | ||
25 | |||
26 | } | ||
27 | }; | ||
28 | |||
29 | TouchManager.prototype.handleTouchMove = function(e) { | ||
30 | if (e.touches.length > 1) { | ||
31 | //this.cancelTouch(); | ||
32 | } else { | ||
33 | touchDX = e.touches[0].pageX - touchStartX; | ||
34 | touchDY = e.touches[0].pageY - touchStartY; | ||
35 | } | ||
36 | }; | ||
37 | |||
38 | TouchManager.prototype.handleTouchEnd = function(e) { | ||
39 | var dx = Math.abs(touchDX); | ||
40 | var dy = Math.abs(touchDY); | ||
41 | |||
42 | if ((dx > PM_TOUCH_SENSITIVITY) && (dy < (dx * 2 / 3))) { | ||
43 | if (touchDX > 0) { | ||
44 | this.deck_.prevSlide(); | ||
45 | } else { | ||
46 | this.deck_.nextSlide(); | ||
47 | } | ||
48 | } | ||
49 | |||
50 | //this.cancelTouch(); | ||
51 | }; | ||
52 | |||
53 | // TouchManager.prototype.cancelTouch = function() { | ||
54 | // console.log(touchDX) | ||
55 | // document.body.removeEventListener('touchmove', this.handleTouchMove.bind(this), false); | ||
56 | // document.body.removeEventListener('touchend', this.handleTouchMove.bind(this), false); | ||
57 | // }; | ||
58 | |||
59 | exports.TouchManager = TouchManager; | ||
60 | |||
61 | })(window); | ||