You can can add contour lines to a raster-based surface in your map to create a contour or topographic map. You add contour lines to surface layers in Display Manager.
To create contour lines
- In Display Manager , right-click a surface layer, and select Create Contour Layer.
- In the Generate Contour dialog box, enter a name for the new Display Manager layer that will contain the contour lines.
- In the Contour Elevation Interval list, select the difference in elevation between contour lines, for example, 10, 20, or 50.
- Select the units (meters or feet) used to measure the elevation in your surface.
- In the Major Contour Every list, select the interval between major (bold) contour lines.
For example, if you choose 5, every fifth contour line will be bolded.
- To label the major contour lines with the elevations they represent, select the Label The Elevation check box.
- For Create Contour As, select the type of feature to use when creating contour lines (polyline or polygon).
- For Save Contours Into Filename, enter a name for the new SDF file that will store your contour line features.
- Click OK.
The new contour line features are added to your map. They are placed on a new Display Manager layer with the layer name you specified, and stored in an SDF file.
To edit the line styles and labels used for the contour lines
- In Display Manager, click the contour layer and click Style in the toolstrip.
- In the Style Editor, modify the line styles and labels, as you would for other features.
To delete a layer of contour lines
- In Display Manager, select the contour layer.
- Click Remove.