Bar chart colorWave() effect

The colorWave() effect gradually fades in the colors for each bar. It has a few requirements for it to be implemented:

The colors must be in the format: rgba(r,g,b,a)
The function will pad the colors and turn on colorsSequential.

This goes in the documents header:

<script src="RGraph.common.core.js"></script>
<script src="RGraph.bar.js"></script>

Put this where you want the chart to show up:

<div id="container" style="display: inline-block; position: relative">
    <canvas id="cvs" width="350" height="350" >[No canvas support]</canvas>
</div>

This is the code that generates the chart: