GRASS Programmer's Manual  6.4.2(2012)
p.rast.py
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00001 #!/usr/bin/env python
00002 ############################################################################
00003 #
00004 # MODULE:       p.rast
00005 # AUTHOR(S):    Jachym Cepicky, Martin Landa, Hamish Bowman
00006 #               Converted to Python by Huidae Cho
00007 # PURPOSE:      Displays raster map layer in the active map display window.
00008 # COPYRIGHT:    (C) 2009 by The GRASS Development Team
00009 #
00010 #  This program is free software; you can redistribute it and/or modify
00011 #  it under the terms of the GNU General Public License as published by
00012 #  the Free Software Foundation; either version 2 of the License, or
00013 #  (at your option) any later version.
00014 #
00015 #  This program is distributed in the hope that it will be useful,
00016 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018 #  GNU General Public License for more details.
00019 #
00020 ############################################################################
00021 
00022 #%module
00023 #% description: Displays raster map layer in the active map display window.
00024 #% keywords: display, raster
00025 #%end
00026 #%flag
00027 #% key: n
00028 #% description: Make null cells opaque
00029 #%end
00030 #%flag
00031 #% key: i
00032 #% description: Invert catlist
00033 #% guisection: Selection
00034 #%end
00035 #%option
00036 #% key: map
00037 #% type: string
00038 #% required: yes
00039 #% multiple: no
00040 #% key_desc: name
00041 #% description: Raster map to be displayed
00042 #% gisprompt: old,cell,raster
00043 #%end
00044 #%option
00045 #% key: catlist
00046 #% type: string
00047 #% required: no
00048 #% multiple: yes
00049 #% key_desc: cat[-cat]
00050 #% description: List of categories to be displayed (INT maps)
00051 #% guisection: Selection
00052 #%end
00053 #%option
00054 #% key: vallist
00055 #% type: string
00056 #% required: no
00057 #% multiple: yes
00058 #% key_desc: val[-val]
00059 #% description: List of values to be displayed (FP maps)
00060 #% guisection: Selection
00061 #%end
00062 #%option
00063 #% key: bg
00064 #% type: string
00065 #% required: no
00066 #% multiple: no
00067 #% key_desc: color
00068 #% description: Background color (for null)
00069 #% gisprompt: old_color,color,color
00070 #%end
00071 #%option
00072 #% key: opacity
00073 #% type: string
00074 #% required: no
00075 #% multiple: no
00076 #% key_desc: val
00077 #% answer: 100
00078 #% description: Set opacity between 0-100%
00079 #%end
00080 
00081 import sys
00082 import os
00083 import grass.script as grass
00084 
00085 def construct_command(cmd):
00086     line = cmd
00087     for key, val in options.iteritems():
00088         if val != "":
00089             line += " %s=%s" % (key, val)
00090     for key, val in flags.iteritems():
00091         if val == True:
00092             line += " -%s" % key
00093     return line
00094 
00095 def main():
00096     cmd_file = grass.gisenv()["GRASS_PYCMDFILE"]
00097 
00098     if cmd_file == "" or os.path.exists(cmd_file) == False:
00099         grass.message(_("GRASS_PYCMDFILE - File not found. Run p.mon."), "e")
00100         return
00101 
00102     cmd = construct_command("d"+os.path.basename(sys.argv[0])[1:-3])
00103 
00104     fp = open(cmd_file, "a")
00105     fp.write("%s\n" % cmd)
00106     fp.close()
00107 
00108 if __name__ == "__main__":
00109     options, flags = grass.parser()
00110     main()
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