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draggable-helper

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draggable-helper

A js library to simplify your drag and drop functions. Start with a element, it will expose hooks(drag, moving, drop). You can stop drag, moving and drop by conditions. You can set minTranslate. Its code is easy, you can check source code. # features * ex

  • 1.0.15
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  • npm
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draggable-helper

A js library to simplify your drag and drop functions. Start with a element, it will expose hooks(drag, moving, drop). You can stop drag, moving and drop by conditions. You can set minTranslate. Its code is easy, you can check source code.

features

  • expose hooks(drag, moving, drop)
  • prevent drag and moving by return false in hook
  • set min translate to trigger drag
  • set the style of dragging element
  • set the class of dragging element
  • move the element or move a cloned one
  • check if event is triggered by mouse left button
  • to prevent text be selected when dragging

install

npm install draggable-helper

usage & api

import draggableHelper from 'draggable-helper'
const destroy = draggableHelper(HTMLElement dragHandlerEl, Object opt = {})
// opt
// opt will pass to hook, so you can attach custom data into opt, such the data of the element
opt = {
    // [Object] style, set the style of dragging element
    // getStyle(opt), set the style of dragging element
    // [String] draggingClass, default dragging, set the class of dragging element
    // [Boolean] clone, move the element or move a cloned one
    // minTranslate default 10, unit px
    // getEl(dragHandlerEl, opt), optional, get the el that will be moved. default is dragHandlerEl
    // hook, when drag start
    drag(event, opt, store){
      // return false to prevent drag
    },
    // hook, when mouse moving
    moving: (e, opt, store) => {
      // return false to prevent moving
    },
    // hook, when drop
    drop: (e, opt, store) => {
    },
}
// store
store = {
  el
  initialMouse
  initialOffset
  mouse
  move
  movedCount // start from 0
}

demo

jsfiddle

FAQs

Package last updated on 15 Aug 2018

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