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Book Overview & Buying
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Table Of Contents
SAP BusinessObjects Dashboards 4.0 Cookbook
The tree map visualizes values by dividing an area into a set of rectangles. The following image shows an example of a tree map:

As you can see, two variables are used in this chart—one variable expressed by the relative size of each rectangular and another one illustrated by the color intensity. Instead of using the tree map, you can also choose the XY chart to display two variables in one chart.
For this recipe, we can re-use the file we created in the Using the XY chart recipe.
Drag a Tree Map component to the canvas.
Enter a name for the chart.
Bind the cell range A4 to C9 to the By Range field.
Select Data in Columns.
Select By Series and bind the Name field to cell A1.

Go to the Appearance tab and select the Series sub-tab.
Select a very dark color as High Color and a very light color as Low Color.

Preview the dashboard to check the result.

The tree map arranges the rectangles from big to small. The Cat 5 data (most expensive houses...
Change the font size
Change margin width
Change background colour