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Diffstat (limited to 'schall/static/RGraph/libraries/RGraph.led.js')
| -rw-r--r-- | schall/static/RGraph/libraries/RGraph.led.js | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/schall/static/RGraph/libraries/RGraph.led.js b/schall/static/RGraph/libraries/RGraph.led.js new file mode 100644 index 0000000..8e7d2b7 --- /dev/null +++ b/schall/static/RGraph/libraries/RGraph.led.js @@ -0,0 +1,232 @@ + /** + * o------------------------------------------------------------------------------o + * | This file is part of the RGraph package - you can learn more at: | + * | | + * | http://www.rgraph.net | + * | | + * | This package is licensed under the RGraph license. For all kinds of business | + * | purposes there is a small one-time licensing fee to pay and for non | + * | commercial purposes it is free to use. You can read the full license here: | + * | | + * | http://www.rgraph.net/LICENSE.txt | + * o------------------------------------------------------------------------------o + */ + + if (typeof(RGraph) == 'undefined') RGraph = {}; + + /** + * The LED lights constructor + * + * @param object canvas The canvas object + * @param array data The chart data + */ + RGraph.LED = function (id, text) + { + // Get the canvas and context objects + this.id = id; + this.canvas = document.getElementById(id); + this.context = this.canvas.getContext ? this.canvas.getContext("2d") : null; + this.canvas.__object__ = this; + this.type = 'led'; + this.isRGraph = true; + + + /** + * Compatibility with older browsers + */ + RGraph.OldBrowserCompat(this.context); + + + /** + * Set the string that is to be displayed + */ + this.text = text; + + /** + * The letters and numbers + */ + this.lights = { + 'a': [[0,1,1,0],[1,0,0,1],[1,0,0,1],[1,1,1,1],[1,0,0,1],[1,0,0,1],[1,0,0,1]], + 'b': [[1,1,1,0],[1,0,0,1],[1,0,0,1],[1,1,1,0],[1,0,0,1],[1,0,0,1],[1,1,1,0]], + 'c': [[0,1,1,0],[1,0,0,1],[1,0,0,0],[1,0,0,0],[1,0,0,0],[1,0,0,1],[0,1,1,0]], + 'd': [[1,1,1,0],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,1,1,0]], + 'e': [[1,1,1,1],[1,0,0,0],[1,0,0,0],[1,1,1,0],[1,0,0,0],[1,0,0,0],[1,1,1,1]], + 'f': [[1,1,1,1],[1,0,0,0],[1,0,0,0],[1,1,1,0],[1,0,0,0],[1,0,0,0],[1,0,0,0]], + 'g': [[0,1,1,0],[1,0,0,1],[1,0,0,0],[1,0,1,1],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + 'h': [[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,1,1,1],[1,0,0,1],[1,0,0,1],[1,0,0,1]], + 'i': [[0,1,1,1],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,1,1,1]], + 'j': [[0,1,1,1],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,1,0,0]], + 'k': [[1,0,0,1],[1,0,0,1],[1,0,1,0],[1,1,0,0],[1,0,1,0],[1,0,0,1],[1,0,0,1]], + 'l': [[1,0,0,0],[1,0,0,0],[1,0,0,0],[1,0,0,0],[1,0,0,0],[1,0,0,0],[1,1,1,1]], + 'm': [[1,0,0,1],[1,1,1,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1]], + 'n': [[1,0,0,1],[1,1,0,1],[1,0,1,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1]], + 'o': [[0,1,1,0],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + 'p': [[1,1,1,0],[1,0,0,1],[1,0,0,1],[1,1,1,0],[1,0,0,0],[1,0,0,0],[1,0,0,0]], + 'q': [[0,1,1,0],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,1,1],[0,1,1,1]], + 'r': [[1,1,1,0],[1,0,0,1],[1,0,0,1],[1,1,1,0],[1,0,1,0],[1,0,0,1],[1,0,0,1]], + 's': [[0,1,1,0],[1,0,0,1],[1,0,0,0],[0,1,1,0],[0,0,0,1],[1,0,0,1],[0,1,1,0]], + 't': [[1,1,1,0],[0,1,0,0],[0,1,0,0],[0,1,0,0],[0,1,0,0],[0,1,0,0],[0,1,0,0]], + 'u': [[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + 'v': [[1,0,1],[1,0,1],[1,0,1],[1,0,1],[1,0,1],[0,1,0],[0,1,0]], + 'w': [[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,1,1,1],[0,1,1,0]], + 'x': [[0,1,0,1],[0,1,0,1],[0,1,0,1],[0,0,1,0],[0,1,0,1],[0,1,0,1],[0,1,0,1]], + 'y': [[0,1,0,1],[0,1,0,1],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0]], + 'z': [[1,1,1,1],[0,0,0,1],[0,0,1,0],[0,0,1,0],[0,1,0,0],[1,0,0,0],[1,1,1,1]], + ' ': [[],[],[],[],[], [], []], + '0': [[0,1,1,0],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + '1': [[0,0,1,0],[0,1,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,0,1,0],[0,1,1,1]], + '2': [[0,1,1,0],[1,0,0,1],[0,0,0,1],[0,0,1,0],[0,1,,0],[1,0,0,0],[1,1,1,1]], + '3': [[0,1,1,0],[1,0,0,1],[0,0,0,1],[0,1,1,0],[0,0,0,1],[1,0,0,1],[0,1,1,0]], + '4': [[1,0,0,0],[1,0,0,0],[1,0,1,0],[1,0,1,0],[1,1,1,1],[0,0,1,0],[0,0,1,0]], + '5': [[1,1,1,1],[1,0,0,0],[1,0,0,0],[1,1,1,0],[0,0,0,1],[1,0,0,1],[0,1,1,0]], + '6': [[0,1,1,0],[1,0,0,1],[1,0,0,0],[1,1,1,0],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + '7': [[1,1,1,1],[0,0,0,1],[0,0,0,1],[0,0,1,0],[0,1,0,0],[0,1,0,0],[0,1,0,0]], + '8': [[0,1,1,0],[1,0,0,1],[1,0,0,1],[0,1,1,0],[1,0,0,1],[1,0,0,1],[0,1,1,0]], + '9': [[0,1,1,1],[1,0,0,1],[1,0,0,1],[0,1,1,1],[0,0,0,1],[0,0,0,1],[0,0,0,1]] + } + + // Various config type stuff + this.properties = { + 'chart.background': 'white', + 'chart.dark': '#eee', + 'chart.light': '#f66', + 'chart.zoom.factor': 1.5, + 'chart.zoom.fade.in': true, + 'chart.zoom.fade.out': true, + 'chart.zoom.hdir': 'right', + 'chart.zoom.vdir': 'down', + 'chart.zoom.frames': 25, + 'chart.zoom.delay': 16.666, + 'chart.zoom.shadow': true, + 'chart.zoom.background': true, + 'chart.zoom.action': 'zoom', + 'chart.resizable': false, + 'chart.resize.handle.adjust': [0,0], + 'chart.resize.handle.background': null, + 'chart.width': null, + 'chart.height': null + } + + // Check for support + if (!this.canvas) { + alert('[LED] No canvas support'); + return; + } + } + + + /** + * A setter + * + * @param name string The name of the property to set + * @param value mixed The value of the property + */ + RGraph.LED.prototype.Set = function (name, value) + { + this.properties[name.toLowerCase()] = value; + } + + + /** + * A getter + * + * @param name string The name of the property to get + */ + RGraph.LED.prototype.Get = function (name) + { + return this.properties[name.toLowerCase()]; + } + + + /** + * This draws the LEDs + */ + RGraph.LED.prototype.Draw = function () + { + /** + * Fire the onbeforedraw event + */ + RGraph.FireCustomEvent(this, 'onbeforedraw'); + + + // First clear the canvas, using the background colour + RGraph.Clear(this.canvas, this.Get('chart.background')); + + for (var l=0; l<this.text.length; l++) { + this.DrawLetter(this.text.charAt(l), l); + } + + /** + * Set the title attribute on the canvas + */ + this.canvas.title = RGraph.rtrim(this.text); + + /** + * Setup the context menu if required + */ + if (this.Get('chart.contextmenu')) { + RGraph.ShowContext(this); + } + + /** + * This bit shows the mini zoom window if requested + */ + if (this.Get('chart.zoom.mode') == 'thumbnail' || this.Get('chart.zoom.mode') == 'area') { + RGraph.ShowZoomWindow(this); + } + + + /** + * This function enables resizing + */ + if (this.Get('chart.resizable')) { + RGraph.AllowResizing(this); + } + + /** + * Fire the RGraph ondraw event + */ + RGraph.FireCustomEvent(this, 'ondraw'); + } + + + /** + * Draws a single letter + * + * @param string lights The lights to draw to draw + * @param int index The position of the letter + */ + RGraph.LED.prototype.DrawLetter = function (letter, index) + { + var light = this.Get('chart.light'); + var dark = this.Get('chart.dark'); + var lights = (this.lights[letter] ? this.lights[letter] : [[0,0,0,0,0],[0,0,0,0,0],[0,0,0,0,0],[0,0,0,0,0],[0,0,0,0,0],[0,0,0,0,0],[0,0,0,0,0]]); + var lwidth = RGraph.GetWidth(this) / this.text.length; + var diameter = lwidth / 5; + var radius = diameter / 2; + + var lheight = diameter * 7; + if (lheight > RGraph.GetHeight(this)) { + lheight = RGraph.GetHeight(this); + diameter = (lheight / 7); + radius = (diameter / 2); + lwidth = diameter * 5; + } + + for (var i=0; i<7; i++) { + for (var j=0; j<5; j++) { + + var x = (j * diameter) + (index * lwidth) + radius; + var y = ((i * diameter)) + radius; + + // Draw a circle + this.context.fillStyle = (lights[i][j] ? light : dark); + this.context.strokeStyle = (lights[i][j] ? '#ccc' : 'rgba(0,0,0,0)'); + this.context.beginPath(); + this.context.arc(x, y, radius, 0, 6.28, 0); + + this.context.stroke(); + this.context.fill(); + } + } + }
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