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+#!/usr/bin/env python
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+############################################################################
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+#
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+# MODULE: d.redraw
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+# AUTHOR(S): Martin Landa <landa.martin gmail.com>
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+# PURPOSE: Redraws the content of currently selected monitor
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+# COPYRIGHT: (C) 2011 by the GRASS Development Team
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+#
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+# This program is free software under the GNU General
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+# Public License (>=v2). Read the file COPYING that
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+# comes with GRASS for details.
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+#
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+#############################################################################
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+
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+#%module
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+#% description: Redraws the content of currently selected monitor.
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+#% keywords: display
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+#% keywords: graphics
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+#% keywords: monitors
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+#% keywords: CLI
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+#%end
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+
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+import sys
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+import shlex
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+
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+from grass.script import core as grass
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+
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+def split(s):
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+ """!Platform spefic shlex.split"""
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+ if sys.version_info >= (2, 6):
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+ return shlex.split(s, posix = (sys.platform != "win32"))
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+ elif sys.platform == "win32":
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+ return shlex.split(s.replace('\\', r'\\'))
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+ else:
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+ return shlex.split(s)
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+
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+def main():
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+ env = grass.gisenv()
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+ mon = env.get('MONITOR', None)
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+ if not mon:
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+ grass.fatal(_("No monitor selected. Run `d.mon` to select monitor."))
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+
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+ monCmd = env.get('MONITOR_%s_CMDFILE' % mon)
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+ if not monCmd:
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+ grass.fatal(_("No cmd file found for monitor <%s>") % mon)
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+
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+ try:
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+ fd = open(monCmd, 'r')
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+ cmdList = fd.readlines()
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+
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+ grass.run_command('d.erase')
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+
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+ for cmd in cmdList:
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+ grass.call(split(cmd))
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+ except IOError, e:
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+ grass.fatal(_("Unable to open file '%s' for reading. Details: %s") % \
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+ (monCmd, e))
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+
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+ fd.close()
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+
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+ # restore cmd file
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+ try:
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+ fd = open(monCmd, "w")
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+ fd.writelines(cmdList)
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+ except IOError, e:
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+ grass.fatal(_("Unable to open file '%s' for writing. Details: %s") % \
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+ (monCmd, e))
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+
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+ return 0
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+
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+if __name__ == "__main__":
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+ options, flags = grass.parser()
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+ sys.exit(main())
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Martin Landa