drop.coffee.md

Drop and Paste Events

Loader = require "./loader"

loader = Loader()

Drop = (I={}, self=Core(I)) ->
  stopFn = (event) ->
    event.stopPropagation()
    event.preventDefault()
    return false

  html = document.documentElement
  html.addEventListener "dragenter", stopFn
  html.addEventListener "dragover", stopFn
  html.addEventListener "dragleave", stopFn
  html.addEventListener "drop", (event) ->
    stopFn(event)
    Array::forEach.call event.dataTransfer.files, (file) ->
      url = URL.createObjectURL(file)
      self.fromDataURL(url)

  document.addEventListener "paste", (event) ->
    Array::some.call event.clipboardData.items, (item) ->
      if item.type.match /^image\//
        file = item.getAsFile()
        url = URL.createObjectURL(file)
        self.fromDataURL(url)
        return true
      else
        return false

module.exports = Drop

Helpers

logError = (message) ->
  console.error message