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ActionScript Graphing Cookbook by Peter Backx, Dominic Gélineau

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Building vertical bar charts

Now that we have built a bar chart using Flex, we are ready to do the same in pure ActionScript. This bar chart version will allow you to expand it in multiple ways and will remove the weight that the Flex framework adds to the file size. Now a bit about bar charts; Bar charts are good when you don't have too much data (more than 20 bars starts to make a big chart), or when you've averaged it. It is a quick way to compare data visually.

Getting ready

All we will need for this is to start a new project in FlashDevelop. Also, it would help to read about preparing data and about axes in the Adding labels and axes recipe in Chapter 1, Getting Started with Graph Drawing.

How to do it...

This section will refer a lot to the ...

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