Source Code for Module 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