#include <stdlib.h>
#include <grass/gis.h>
#include <grass/Vect.h>

Include dependency graph for vector/Vlib/select.c:

Functions
int	Vect_select_lines_by_box (struct Map_info Map, BOUND_BOX Box, int type, struct ilist *list)
	Select lines by box. More...

int	Vect_select_areas_by_box (struct Map_info Map, BOUND_BOX Box, struct ilist *list)
	Select areas by box. More...

int	Vect_select_isles_by_box (struct Map_info Map, BOUND_BOX Box, struct ilist *list)
	Select isles by box. More...

int	Vect_select_nodes_by_box (struct Map_info Map, BOUND_BOX Box, struct ilist *list)
	Select nodes by box. More...

int	Vect_select_lines_by_polygon (struct Map_info Map, struct line_pnts Polygon, int nisles, struct line_pnts *Isles, int type, struct ilist List)
	Select lines by Polygon with optional isles. More...

int	Vect_select_areas_by_polygon (struct Map_info Map, struct line_pnts Polygon, int nisles, struct line_pnts *Isles, struct ilist List)
	Select areas by Polygon with optional isles. More...

Function Documentation

int Vect_select_areas_by_box	(	struct Map_info *	Map,
		BOUND_BOX *	Box,
		struct ilist *	list
	)

Select areas by box.

Select areas whose boxes overlap specified box!!! It means that selected area may or may not overlap the box.

Parameters

	Map	vector map
	Box	bounding box
[out]	output	list, must be initialized

Returns: number of areas

Definition at line 92 of file vector/Vlib/select.c.

References python.core::debug_level, dig_select_areas(), G__getenv(), G_debug(), NULL, and Vect_build_sidx_from_topo().

Referenced by Vect_find_area(), Vect_isle_find_area(), and Vedit_render_map().

int Vect_select_areas_by_polygon	(	struct Map_info *	Map,
		struct line_pnts *	Polygon,
		int	nisles,
		struct line_pnts **	Isles,
		struct ilist *	List
	)

Select areas by Polygon with optional isles.

Polygons should be closed, i.e. first and last points must be identical.

Warning : values in list may be duplicate!

Parameters

	Map	vector map
	Polygon	outer ring
	nisles	number of islands or 0
	Isles	array of islands or NULL
[out]	list	output list, must be initialised

Returns: number of areas

Definition at line 308 of file vector/Vlib/select.c.

References dig_list_add(), G_debug(), NULL, Vect_find_area(), Vect_get_isle_area(), Vect_get_line_areas(), Vect_new_list(), and Vect_select_lines_by_polygon().

int Vect_select_isles_by_box	(	struct Map_info *	Map,
		BOUND_BOX *	Box,
		struct ilist *	list
	)

Select isles by box.

Select isles whose boxes overlap specified box!!! It means that selected isle may or may not overlap the box.

Parameters

	Map	vector map
	Box	bounding box
[out]	list	output list, must be initialized

Returns: number of isles

Definition at line 143 of file vector/Vlib/select.c.

References dig_select_isles(), G_debug(), and Vect_build_sidx_from_topo().

Referenced by Vect_attach_isles(), and Vect_find_island().

int Vect_select_lines_by_box	(	struct Map_info *	Map,
		BOUND_BOX *	Box,
		int	type,
		struct ilist *	list
	)

Select lines by box.

Select lines whose boxes overlap specified box!!! It means that selected line may or may not overlap the box.

Parameters

	Map	vector map
	Box	bounding box
	type	line type
[out]	list	output list, must be initialized

Returns: number of lines

Definition at line 38 of file vector/Vlib/select.c.

References dig_list_add(), dig_select_lines(), G_debug(), NULL, Vect_build_sidx_from_topo(), and Vect_new_list().

Referenced by wxdigit.IVDigit::OpenBackgroundMap(), Vect_attach_centroids(), Vect_break_lines_list(), Vect_find_line_list(), Vect_remove_duplicates(), Vect_select_lines_by_polygon(), and Vedit_render_map().

int Vect_select_lines_by_polygon	(	struct Map_info *	Map,
		struct line_pnts *	Polygon,
		int	nisles,
		struct line_pnts **	Isles,
		int	type,
		struct ilist *	List
	)

Select lines by Polygon with optional isles.

Polygons should be closed, i.e. first and last points must be identical.

Parameters

	Map	vector map
	Polygon	outer ring
	nisles	number of islands or 0
	Isles	array of islands or NULL
	type	line type
[out]	list	output list, must be initialised

Returns: number of lines

Definition at line 210 of file vector/Vlib/select.c.

References tools::box, dig_line_box(), dig_list_add(), G_debug(), NULL, Vect_line_check_intersection(), Vect_new_line_struct(), Vect_new_list(), Vect_point_in_poly(), Vect_read_line(), and Vect_select_lines_by_box().

Referenced by wxdisplay.DisplayDriver::SelectLinesByBox(), wxdigit.IVDigit::SelectLinesByQuery(), Vect_select_areas_by_polygon(), and Vedit_merge_lines().

int Vect_select_nodes_by_box	(	struct Map_info *	Map,
		BOUND_BOX *	Box,
		struct ilist *	list
	)

Select nodes by box.

Parameters

	Map	vector map
	Box	bounding box
[out]	list	output list, must be initialized

Returns: number of nodes

Definition at line 171 of file vector/Vlib/select.c.

References dig_select_nodes(), G_debug(), and Vect_build_sidx_from_topo().

Referenced by Vect_find_node().

Functions

Function Documentation