GRASS Vedit Library

Table of Contents

• Introduction to Vedit Library
• Functions
  • Modify features
  • Modify areas
  • Manipulate feature categories
  • Copy features
  • Select features
  • Snapping
  • Vertex manipulation
  • Miscellaneous

by GRASS Development Team (https://grass.osgeo.org)

Introduction to Vedit Library

This library contains higher level functions for editing vector geometry (see GRASS Vector Library). Currently only 2D primitives are supported (points, lines, boundaries and centroids).

The library is used by v.edit module and wxGUI vector digitizer.

Functions

Modify features

• Vedit_split_lines()
• Vedit_connect_lines()
• Vedit_extend_lines()
• Vedit_chtype_lines()
• Vedit_delete_lines()
• Vedit_flip_lines()
• Vedit_merge_lines()
• Vedit_move_lines()

Modify areas

• Vedit_delete_area_centroid()
• Vedit_delete_area()
• Vedit_delete_areas_cat()

Manipulate feature categories

• Vedit_modify_cats()

Copy features

• Vedit_copy_lines()

Select features

• Vedit_select_by_query()

Snapping

• Vedit_snap_point()
• Vedit_snap_line()
• Vedit_snap_lines()

Vertex manipulation

• Vedit_move_vertex()
• Vedit_add_vertex()
• Vedit_remove_vertex()

Miscellaneous

• Vedit_get_min_distance()
• Vedit_bulk_labeling()
• Vedit_render_map()

See Also

• GRASS Vector Library
• GRASS DataBase Management Interface

Authors

Martin Landa <landa.martin gmail.com>