Subversion Repositories Integrator Subversion

Morris = window.Morris = {}

$ = jQuery

# Very simple event-emitter class.

#

# @private

class Morris.EventEmitter

  on: (name, handler) ->

    unless @handlers?

      @handlers = {}

    unless @handlers[name]?

      @handlers[name] = []

    @handlers[name].push(handler)

    @

  fire: (name, args...) ->

    if @handlers? and @handlers[name]?

      for handler in @handlers[name]

        handler(args...)

# Make long numbers prettier by inserting commas.

#

# @example

#   Morris.commas(1234567) -> '1,234,567'

Morris.commas = (num) ->

  if num?

    ret = if num < 0 then "-" else ""

    absnum = Math.abs(num)

    intnum = Math.floor(absnum).toFixed(0)

    ret += intnum.replace(/(?=(?:\d{3})+$)(?!^)/g, ',')

    strabsnum = absnum.toString()

    if strabsnum.length > intnum.length

      ret += strabsnum.slice(intnum.length)

    ret

  else

    '-'

# Zero-pad numbers to two characters wide.

#

# @example

#   Morris.pad2(1) -> '01'

Morris.pad2 = (number) -> (if number < 10 then '0' else '') + number