Clicking the Advanced button on an OGC Layer will display one of the following dialogs depending upon whether you layer is an Area (or polygon) or a Point Layer.
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To display the thematic options first check the Thematics box. Here you can specify how you wish the thematic information to be configured.
Field Name
Select the Field name that you wish to use to create your Thematic
Method
Equal Count: This will classify your data such that for each range of data, there are an equal number of records (or rows in the table). Ranges will not be of equal size.
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Standard Deviation: This places ranges at various standard deviations either side of the mean value of your data. Ranges will not necessarily be the same size, or contain the same number of records.
Number of Ranges
Select the number of Ranges you wish for your Thematic Layer
Shape
Select the Shape you wish for your Point Thematic Layer
Start Colour
Choose the colour you wish for the Start of your Area range Point Thematic Layer.
End Start Colour
Choose the colour you wish for the End Start of your Area range.
End Colour
Choose the colour you wish for the Point Thematic LayerEnd of your Area range.
Geometry
To display the geometry options first check the Geometry box. Here you can specify how you wish the geometry to be configured.