Added Optional Parameter to AddPctAxis

dist/dimple.v1.js

@@ -896,8 +896,13 @@ var dimple = {
         // License: "https://github.com/PMSI-AlignAlytics/dimple/blob/master/MIT-LICENSE.txt"
         // Source: /src/objects/chart/methods/addPctAxis.js
         // Help: http://github.com/PMSI-AlignAlytics/dimple/wiki/dimple.chart#wiki-addPctAxis
-        this.addPctAxis = function (position, measure) {
-            var pctAxis = this.addMeasureAxis(position, measure);
+        this.addPctAxis = function (position, measure, categories) {
+            var pctAxis = null;
+            if (categories !== null && categories !== undefined) {
+                pctAxis = this.addAxis(position, categories, measure);
+            } else {
+                pctAxis = this.addMeasureAxis(position, measure);
+            }
             pctAxis.showPercent = true;
             return pctAxis;
         };

examples/bars_horizontal_mekko.html

@@ -7,8 +7,7 @@
       var myChart = new dimple.chart(svg, data);
       myChart.setBounds(60, 50, 510, 310)
       myChart.addPctAxis("x", "Unit Sales");
-      var y = myChart.addAxis("y", "Channel", "Unit Sales");
-      y.showPercent = true;
+      myChart.addPctAxis("y", "Unit Sales", "Channel");
       myChart.addSeries("Owner", dimple.plot.bar);
       myChart.addLegend(220, 10, 380, 20, "right");
       myChart.draw();

examples/bars_vertical_mekko.html

@@ -6,8 +6,7 @@
     d3.tsv("/data/example_data.tsv", function (data) {
       var myChart = new dimple.chart(svg, data);
       myChart.setBounds(60, 50, 510, 310)
-      var x = myChart.addAxis("x", "Channel", "Unit Sales");
-      x.showPercent = true;
+      myChart.addPctAxis("x", "Unit Sales", "Channel");
       myChart.addPctAxis("y", "Unit Sales");
       myChart.addSeries("Owner", dimple.plot.bar);
       myChart.addLegend(240, 10, 330, 20, "right");