Iscroll

37. absStartX:0
38. absStartY:-58
39. directionLocked:0
40. directionX:0
41. directionY:1
42. distX:-18.570999145507812
43. distY:44.2860107421875
44. enabled:true
45. endTime:1534690677086
46. hasHorizontalScroll:false
47. hasVerticalScroll:true
48. initiated:0
49. isInTransition:false
50. maxScrollX:0
51. maxScrollY:-57
52. moved:true
53. options:{resizeScrollbars: true, mouseWheelSpeed: 20, snapThreshold: 0.334, disablePointer: false, disableTouch: true, …}
54. pointX:254.28599548339844
55. pointY:227.14300537109375
56. resizeTimeout:6
57. scroller:div.child
58. scrollerHeight:357
59. scrollerStyle:CSSStyleDeclaration {0: "transition-timing-function", 1: "transition-duration", 2: "transform", alignContent: "", alignItems: "", alignSelf: "", alignmentBaseline: "", all: "", …}
60. scrollerWidth:400
61. startTime:1534690676862
62. startX:0
63. startY:-2.9050140380859517
64. translateZ:" translateZ(0)"
65. wrapper:div.parent
66. wrapperHeight:300
67. wrapperOffset:{left: -8, top: -8}
68. wrapperWidth:400
69. x:0
70. y:-12
71. _events:{}
72. proto:Object

option::

26. HWCompositing:true
27. bindToWrapper:false
28. bounce:true
29. bounceEasing:{style: "cubic-bezier(0.1, 0.57, 0.1, 1)", fn: ƒ}
30. bounceTime:600
31. directionLockThreshold:5
32. disableMouse:true
33. disablePointer:false
34. disableTouch:true
35. eventPassthrough:undefined
36. freeScroll:true
37. invertWheelDirection:1
38. momentum:true
39. mouseWheelSpeed:20
40. preventDefault:true
41. preventDefaultException:{tagName: /^(INPUT|TEXTAREA|BUTTON|SELECT)$/}
42. resizePolling:60
43. resizeScrollbars:true
44. scrollX:true
45. scrollY:true
46. snapThreshold:0.334
47. startX:0
48. startY:0
49. useTransform:true
50. useTransition:true

propetype 探测 -- 拖拽

iscroll事件

https://iiunknown.gitbooks.io/iscroll-5-api-cn/content/customevents.html

• beforeScrollStart，在用户触摸屏幕但还没有开始滚动时触发。
• scrollCancel，滚动初始化完成，但没有执行。
• scrollStart，开始滚动
• scroll，内容滚动时触发，只有在scroll-probe.js版本中有效，请参考onScroll event。
• scrollEnd，停止滚动时触发。
• flick，用户打开左/右。
• zoomStart，开始缩放。
• zoomEnd，缩放结束。

栗子
myScroll = new IScroll('#wrapper');
myScroll.on('scrollEnd', doSomething);