graphic.js.coffee
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class Module.Graphic
constructor: (@container, @metric_name, @module_id) ->
drawer = $('tr#'+@container)
if drawer.is(":hidden")
drawer.slideDown('slow')
this.load()
else
drawer.slideUp('slow')
load: ->
$.post Routes.module_metric_history_path(@module_id),
{
metric_name: @metric_name,
container: @container
}
@display: (dates, values, container) ->
canvas = $('canvas#'+container).get(0)
opts = {
bezierCurve: false,
responsive: true,
maintainAspectRatio: false
}
data = {
labels : dates,
datasets : [
{
fillColor : "rgba(220,220,220,0.5)",
strokeColor : "rgba(220,220,220,1)",
pointColor : "rgba(220,220,220,1)",
pointStrokeColor : "#000",
data : values
}
]
}
if canvas.hasOwnProperty("chart") && canvas.chart != null
canvas.chart.destroy()
canvas.chart = null
canvas.chart = new Chart(canvas.getContext("2d")).Line(data, opts)