Created
August 30, 2011 06:51
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mood-graph
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| <!doctype html> | |
| <html> | |
| <head> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.5.1/jquery.min.js"></script> | |
| <!--[if IE]><script src="excanvas.js"></script><![endif]--> | |
| <script src="mood_chart.js"></script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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| WeekChart = (options={}) -> | |
| {padding, width, height, days, maxMood, maxActivities} = options | |
| maxMood or= 10 | |
| maxActivities or= 10 | |
| padding ||= 10 | |
| width = width - padding * 2 | |
| height = height - padding * 2 | |
| cellWidth = width / 5 | |
| cellHeight = height | |
| days ||= [ | |
| mood: 1, | |
| activities: 3 | |
| , | |
| mood: 2 | |
| activities: 5 | |
| , | |
| mood: 5 | |
| activities: 5 | |
| , | |
| mood: 6 | |
| activities: 5 | |
| , | |
| mood: 10 | |
| activities: 6 | |
| ] | |
| self= {} | |
| canvasEl = document.createElement 'canvas' | |
| canvas = $(canvasEl) | |
| canvas.attr "width", width + padding * 2 | |
| canvas.attr "height", height + padding * 2 | |
| canvas.css | |
| border: "1px solid black" | |
| if not canvasEl.getContext | |
| G_vmlCanvasManager.initElement(canvasEl) | |
| ctx = canvasEl.getContext '2d' | |
| drawSquare = (x, y) -> | |
| squareSide = 12 | |
| ctx.beginPath() | |
| ctx.fillStyle = "#007000" | |
| ctx.fillRect x - squareSide / 2, y - squareSide / 2, squareSide, squareSide | |
| drawCircle = (x, y) -> | |
| radius = 4.5 | |
| ctx.beginPath() | |
| ctx.fillStyle = "#2DA2D4" | |
| ctx.arc x, y, radius, 0, Math.PI*2, true | |
| ctx.fill() | |
| calcPosition = (index, value, maxValue) -> | |
| x = (cellWidth * index) + cellWidth / 2 | |
| y = (value / maxValue) * cellHeight | |
| [x + padding, cellHeight - (y - padding)] | |
| drawActivity = (index) -> | |
| day = days[index] | |
| if not day then return | |
| activity = day.activities or null | |
| if activity isnt null | |
| [x, y] = calcPosition index, activity, maxActivities | |
| drawSquare x, y | |
| drawMood = (index) -> | |
| day = days[index] | |
| if not day then return | |
| mood = day.mood or null | |
| if mood isnt null | |
| [x, y] = calcPosition index, mood, maxMood | |
| drawCircle x, y | |
| drawActivities = () -> | |
| for day, index in days | |
| drawActivity index | |
| drawMoods = () -> | |
| for day, index in days | |
| drawMood index | |
| drawLine = (prop, index) -> | |
| if prop == "mood" | |
| maxValue = maxMood | |
| color = "#2DA2D4" | |
| else | |
| maxValue = maxActivities | |
| color = "#007000" | |
| value = days[index][prop] | |
| value2 = days[index + 1][prop] | |
| [x, y] = calcPosition index, value, maxValue | |
| [x2, y2] = calcPosition index + 1, value2, maxValue | |
| ctx.strokeStyle = color | |
| ctx.lineWidth = 3 | |
| ctx.beginPath() | |
| ctx.moveTo x, y | |
| ctx.lineTo x2, y2 | |
| ctx.stroke() | |
| drawFlatLine = (prop, index) -> | |
| if prop == "mood" | |
| maxValue = maxMood | |
| color = "#2DA2D4" | |
| else | |
| maxValue = maxActivities | |
| color = "#007000" | |
| value = days[index][prop] | |
| [x, y] = calcPosition index, value, maxValue | |
| lineRadius = cellWidth / 4 | |
| [x0, y0] = [x - lineRadius, y] | |
| [x1, y1] = [x + lineRadius, y] | |
| ctx.strokeStyle = color | |
| ctx.lineWidth = 3 | |
| ctx.beginPath() | |
| ctx.moveTo x0, y0 | |
| ctx.lineTo x1, y1 | |
| ctx.stroke() | |
| #x x x x x | |
| drawLinesMaker = (prop) -> | |
| () -> | |
| firstDay = days[0] | |
| secondDay = days[1] | |
| if firstDay and secondDay | |
| drawLine prop, 0 | |
| else if firstDay and not secondDay | |
| drawFlatLine prop, 0 | |
| for index in [1..days.length - 1] | |
| prevDay = days[index - 1] | |
| day = days[index] | |
| nextDay = days[index + 1] | |
| if day and nextDay | |
| drawLine prop, index | |
| else if day and not(prevDay) and not(nextDay) | |
| drawFlatLine prop, index | |
| lastDay = days[days.length - 1] | |
| secondLastDay = days[days.length - 2] | |
| if lastDay and not secondLastDay | |
| drawFlatLine prop, days.length - 1 | |
| drawMoodLines = drawLinesMaker "mood" | |
| drawActivityLines = drawLinesMaker "activities" | |
| getEl = () -> | |
| canvas | |
| self.getEl = getEl | |
| drawActivities() | |
| drawActivityLines() | |
| drawMoods() | |
| drawMoodLines() | |
| self | |
| return | |
| $ -> | |
| weekChart = WeekChart | |
| width: 800 | |
| height: 150 | |
| weekChart2 = WeekChart | |
| width: 800 | |
| height: 150 | |
| days: [ | |
| mood: 1, | |
| activities: 3 | |
| , | |
| null | |
| , | |
| mood: 10 | |
| activities: 5 | |
| , | |
| mood: 2 | |
| activities: 10 | |
| , | |
| mood: 10 | |
| activities: 3 | |
| ] | |
| weekChart3 = WeekChart | |
| width: 800 | |
| height: 150 | |
| days: [ | |
| mood: 1, | |
| activities: 3 | |
| , | |
| null | |
| , | |
| mood: 10 | |
| activities: 5 | |
| , | |
| null | |
| , | |
| mood: 10 | |
| activities: 3 | |
| ] | |
| $(document.body).append weekChart.getEl() | |
| $(document.body).append weekChart2.getEl() | |
| $(document.body).append weekChart3.getEl() | |
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