 
NAME
v.lrs.label  - Creates stationing from input lines, and linear reference system.
KEYWORDS
vector, 
linear reference system, 
network
SYNOPSIS
v.lrs.label
v.lrs.label --help
v.lrs.label input=name output=name  [llayer=string]   [rsdriver=string]   [rsdatabase=string]  rstable=string  [labels=string]   [offset=string[,string,...]]   [xoffset=float]   [yoffset=float]   [reference=string]   [font=string]   [size=integer]   [color=name]   [width=integer]   [highlight_color=name]   [highlight_width=integer]   [bgcolor=name]   [border=name]   [opaque=string]   [--overwrite]  [--help]  [--verbose]  [--quiet]  [--ui] 
Flags:
- --overwrite
- Allow output files to overwrite existing files
- --help
- Print usage summary
- --verbose
- Verbose module output
- --quiet
- Quiet module output
- --ui
- Force launching GUI dialog
 
Parameters:
- input=name [required]
- Name of input vector map
- Input vector map containing lines
- output=name [required]
- Output vector map where stationing will be written
- llayer=string
- Layer number or name
- Line layer
- Default: 1
- rsdriver=string
- Driver name for reference system table
- Options: dbf, ogr
- Default: sqlite
- rsdatabase=string
- Database name for reference system table
- Default: $GISDBASE/$LOCATION_NAME/$MAPSET/sqlite/sqlite.db
- rstable=string [required]
- Name of the reference system table
- labels=string
- Label file
- offset=string[,string,...]
- PM left, MP right, stationing left, stationing right offset
- Default: 50,100,25,25
- xoffset=float
- Offset label in label x-direction in map units
- Default: 25
- yoffset=float
- Offset label in label y-direction in map units
- Default: 5
- reference=string
- Reference position
- Options: center, left, right, upper, lower
- Default: center
- font=string
- Font
- Default: standard
- size=integer
- Label size (in map-units)
- Options: 1-1000
- Default: 100
- color=name
- Text color
- Either a standard color name or R:G:B triplet
- Default: black
- width=integer
- Line width of text
- Only for d.label output
- Options: 1-100
- Default: 1
- highlight_color=name
- Highlight color for text
- Either a standard color name, R:G:B triplet, or "none"
- Default: none
- highlight_width=integer
- Line width of highlight color
- Only for d.label output
- Options: 0-100
- Default: 0
- bgcolor=name
- Background color
- Either a standard color name, R:G:B triplet, or "none"
- Default: none
- border=name
- Border color
- Either a standard color name, R:G:B triplet, or "none"
- Default: none
- opaque=string
- Opaque to vector
- Only relevant if background color is selected
- Options: yes, no
- Default: yes
 
v.lrs.label generates LRS labels for pretty-printing of a LRS.
This example is written for the Spearfish dataset (it continues the example
from 
v.lrs.create).
v.lrs.label route_lrs rstable=route_lrs output=route_lrs_labels \
            labels=labels col=red size=50 xoffset=100
g.region vector=route_lrs n=n+100 s=s-100 -p
d.erase
d.vect route_lrs
d.vect route_lrs_labels col=grey type=line
d.vect busstops disp=attr attr=cat size=10 bg=white lcol=green yref=bottom
d.vect busstops icon=basic/circle fcol=green
d.labels labels
LRS tutorial,
Introducing the Linear Reference System in GRASS
Radim Blazek, ITC-irst/MPA Solutions
Documentation update (based on above journal article and available fragments): Markus Neteler
SOURCE CODE
  Available at:
  v.lrs.label source code
  (history)
  Latest change: Tuesday Dec 17 20:17:20 2024 in commit: d962e90c026708a4815ea2b9f46c0e84c17de22d
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GRASS Development Team,
GRASS GIS 8.4.1 Reference Manual