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Table Of Contents
Learning QGIS 2.0
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When we load vector layers, QGIS renders them using a default style and a random color. Of course, we want to customize these styles to better reflect our data. In the following exercises, we will style point, line, and polygon layers, and we will also get accustomed with the most common vector styling options.
Let's get started with a point layer! Load airport.shp from our sample data. Regardless of the layer's geometry type, we always find a drop-down list with the available style options in the upper-left corner of the Style dialog.
The following style options are available for vector layers:
Single Symbol: This is the simplest option. When we use a Single Symbol style, all points are displayed with the same symbol.
Categorized: This is the style of choice if a layer contains points of different categories; for example, a layer containing locations of different animal sightings.
Graduated styles: These are great...
Change the font size
Change margin width
Change background colour