Plot data with slider: Difference between revisions

Revision as of 08:37, 12 April 2014

@@ Line 1: / Line 1: @@
 <jsxgraph width="600" height="300" box="box1">
-var plotdata = [
+var plotData = [
    [0, 1, 2, 3, 4, 5, 6, 7],
    [40, -1, 1, -40, -40, 1, 1, 40]
@@ Line 8: / Line 8: @@
 var mu = brd.create('slider', [[2.5,30], [5,30], [0, 1, 1]], {name:'&mu;'});
-var plot = brd.create('curve', plotdata, {type:'plot'});
+var plot = brd.create('curve', plotData, {type:'plot'});
+plot.updateDataArray = function() {
+    var i, len = plotdata[0].length;
+    for (i = 0; i < len; i++) {
+        this.dataY[i] = plotData[1] * mu.Value();
+    }
+};
 </jsxgraph>