Tutorial - Lines

Add a line feature to a geospatial context. Lines can vary many properties, including stroke width, color, opacity, and offset, line join and cap, and closure.

First, create a map and a feature layer.

Step 1
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Specify some data. A line feature is an array of data elements, each of which has a list of vertices.

Step 2
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Create the line feature and set some styles on it.

Step 3
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Specify some more complex data. Our data elements are now objects with various properties, which will require line and position functions for the line feature to access.

Step 2-B
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Create the line feature and specify functions to access the data and set styles. Our style functions are more complex, as they get information from the line data items.

Step 3-B
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