Menu | Edit > Contours > Replace Tiny Contours |
Tiny contours, or “isolations”, tend to slow down data processing without adding value to the final product. You can use this tool to modify tiny contours and make them more useful to your products.
Interface
The Replace Tiny Contours dialog box contains the options for replacement.
Option | Description |
|---|---|
Cartographic | This option replaces original contours with ones that encompass sounding objects at a specified size and map scale. |
mm | The size, in millimetres, at which new contours should be created based on a specific map scale. |
map scale | The map scale to use when creating contours. |
Geometric | This option replaces original contours with larger ones using a specified buffer size. |
Buffer size | The buffer size to use for creating new contours. |
Procedure: Cartographic
1. Select a feature layer with contours.
2. Select one or more tiny contour features.
3. Select the Replace Tiny Contours command.
4. Select the Cartographic option.
5. Enter the size and map scale at which to create the new contours.
6. Click OK.
The selected contours are replaced.
Procedure: Geometric
1. Select a feature layer with contours.
2. Select one or more tiny contour features.
3. Select the Replace Tiny Contours command.
4. Select the Geometric option.
5. Enter a Buffer size.
6. Click OK.
The selected contours are replaced.
Example
Illustrated below is a group of tiny contours that have been replaced using the Cartographic option with a size of 1mm and a scale of 1000.
