Introduction

Demonstrate drawing points, lines, faces, erase, merge, splitting and other topological editing, as well as topology capture and topology construction surfaces.

Operation effect

Figure: Topological Data Processing Operation Effect

Location

Android Studio

• Product package: Product package\SampleCode\SampleCode_AndroidStudio\AndroidStudioSampleCode\topodataprocess

ADT

• Product package: Product package\SampleCode\SampleCode_ADT\TopoDataprocess

Data

Storage location

• Product package: Product package\SampleData\TopoDataprocessData

Deployment Location: mobile device internal storage\SampleData\TopoDataprocessData

License

Offline license, copy the license file to the "mobile device internal storage\SuperMap\License" folder.

Library

jar
com.supermap.data.jar, com.supermap.mapping.jar, com.supermap.analyst.jar
so
libimb2d.so, libgnustl_shared.so, libQt5Core.so, libQt5Gui.so, libQt5Svg.so, libQt5Widgets.so(Note: Starting from version 11.1, the last five so libraries need to be added.)

Key types/members

Control/Class	Method
MapControl	setSnapSetting(), setAction(), undo(), redo()
SnapSetting	openAll(), openDefault()
snapClose	closeAll()
TopoBuild	topoBuildRegion()

Basic steps

1. Click Topological capture to enable snap.
2. Click Topological edit, select actions for topological editing to perform topological editing.