Category Archives: Custom Commands

Invoking Oracle Spatial from a Custom Command

Consider a requirement where the centroid of a set of points needs to be retrieved within a custom command. This can be achieved using the ‘GTDataProvider.DataContext.Execute‘-method:

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Rubberbanding in G/Technology

Whenever a user is digitizing a polygon, he expects feedback when moving the cursor before actually adding a point, the system should ‘rubberband’ the position under the cursor and only add it to a collection of points after the user … Continue reading

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