Package Products :: Package ZenModel :: Module HruleGraphPoint |
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# Source Code for Module Products.ZenModel.HruleGraphPoint

     1  ###########################################################################
     2  #
     3  # This program is part of Zenoss Core, an open source monitoring platform.
     4  # Copyright (C) 2007, Zenoss Inc.
     5  #
     6  # This program is free software; you can redistribute it and/or modify it
     7  # under the terms of the GNU General Public License version 2 as published by
     8  # the Free Software Foundation.
     9  #
    10  # For complete information please visit: http://www.zenoss.com/oss/
    11  #
    12  ###########################################################################
    13
    14  __doc__="""
    15
    16  Handles GraphPoints that define an rrd Line
    17  """
    18
    19  from GraphPoint import GraphPoint
    20  from Globals import InitializeClass
    21
    22
    23 -def manage_addHruleGraphPoint(context, id, REQUEST = None):
    24      ''' This is here so than zope will let us copy/paste/rename
    25      graphpoints.
    26      '''
    27      gp = HruleGraphPoint(id)
    28      context._setObject(gp.id, gp)
    29      if REQUEST:
    30          return context.callZenScreen(REQUEST)
    31
    32
    33 -class HruleGraphPoint(GraphPoint):
    34
    35      meta_type = 'HruleGraphPoint'
    36
    37      value = ''
    38      color = ''
    39      legend = GraphPoint.DEFAULT_LEGEND
    40
    41      _properties = GraphPoint._properties + (
    42          {'id':'value', 'type':'string', 'mode':'w'},
    43          {'id':'color', 'type':'string', 'mode':'w'},
    44          {'id':'legend', 'type':'string', 'mode':'w'},
    45          )
    46
    47
    48 -    def getDescription(self):
    49          return '%s %s' % (self.value, self.color)
    50
    51
    52 -    def getType(self):
    53          return 'HRULE'
    54
    55
    56 -    def getGraphCmds(self, cmds, context, rrdDir, addSummary, idx,
    57                          multiid=-1, prefix=''):
    58          ''' Build the graphing commands for this graphpoint
    59          '''
    60          from Products.ZenUtils.Utils import unused
    61          unused(multiid, prefix, rrdDir)
    62          legend = self.talesEval(self.legend, context)
    63          legend = self.escapeForRRD(legend)
    64          return cmds + ['HRULE:%s%s%s' % (
    65                      self.value or 0,
    66                      self.getColor(idx),
    67                      legend and ':%s' % legend or '')]
    68
    69
    70  InitializeClass(HruleGraphPoint)
    71