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/*
* $Id: sparkline.js,v 1.5.2.3 2010/04/06 16:46:12 source Exp $
*
* This file is part of the OpenLink Software Ajax Toolkit (OAT) project.
*
* Copyright (C) 2005-2010 OpenLink Software
*
* See LICENSE file for details.
*/
/*
s = new OAT.Sparkline(div,optObj)
s.attachData(dataArray)
s.draw()
*/
OAT.Sparkline = function(div,optObj) {
var self = this;
var options = {
axes:false,
grid:false,
paddingLeft:2,
paddingTop:2,
paddingRight:1,
paddingBottom:2,
legend:false,
gridDesc:false,
desc:false,
colors:["#888"],
markers:[OAT.LineChartMarker.MARKER_NONE],
sparklineMarkers:true
}
for (var p in optObj) { options[p] = optObj[p]; }
this.obj = new OAT.LineChart(div,options);
this.attachData = function(arr) {
var data = [];
var dims = OAT.Dom.getWH(div);
var limit = dims[0] - options.paddingLeft - options.paddingRight;
if (arr.length <= limit) { data = arr; } else {
for (var i=0;i<limit;i++) {
data.push(arr[Math.round(i*arr.length/limit)]);
}
}
self.obj.attachData(data);
}
this.draw = function() { self.obj.draw(); }
}
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