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44 lines
1006 B
CoffeeScript
44 lines
1006 B
CoffeeScript
Morris = window.Morris = {}
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$ = jQuery
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# Very simple event-emitter class.
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#
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# @private
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class Morris.EventEmitter
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on: (name, handler) ->
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unless @handlers?
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@handlers = {}
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unless @handlers[name]?
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@handlers[name] = []
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@handlers[name].push(handler)
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@
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fire: (name, args...) ->
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if @handlers? and @handlers[name]?
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for handler in @handlers[name]
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handler(args...)
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# Make long numbers prettier by inserting commas.
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#
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# @example
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# Morris.commas(1234567) -> '1,234,567'
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Morris.commas = (num) ->
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if num?
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ret = if num < 0 then "-" else ""
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absnum = Math.abs(num)
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intnum = Math.floor(absnum).toFixed(0)
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ret += intnum.replace(/(?=(?:\d{3})+$)(?!^)/g, ',')
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strabsnum = absnum.toString()
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if strabsnum.length > intnum.length
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ret += strabsnum.slice(intnum.length)
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ret
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else
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'-'
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# Zero-pad numbers to two characters wide.
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#
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# @example
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# Morris.pad2(1) -> '01'
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Morris.pad2 = (number) -> (if number < 10 then '0' else '') + number
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