#!/usr/bin/env python
# -*- coding: utf-8 -*-
#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
#based on the plcopen standard.
#
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
#See COPYING file for copyrights details.
#
#This library is free software; you can redistribute it and/or
#modify it under the terms of the GNU General Public
#License as published by the Free Software Foundation; either
#version 2.1 of the License, or (at your option) any later version.
#
#This library is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
#General Public License for more details.
#
#You should have received a copy of the GNU General Public
#License along with this library; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import wx
import wx.lib.plot as plot
colours = ['blue', 'red', 'green', 'yellow', 'orange', 'purple', 'brown', 'cyan',
'pink', 'grey']
markers = ['circle', 'dot', 'square', 'triangle', 'triangle_down', 'cross', 'plus', 'circle']
#-------------------------------------------------------------------------------
# Debug Variable Graphic Viewer class
#-------------------------------------------------------------------------------
RANGE_VALUES = [str(25 * 2 ** i) for i in xrange(6)]
[ID_GRAPHICVIEWER, ID_GRAPHICVIEWERCANVAS,
ID_GRAPHICVIEWERCANVASRANGE, ID_GRAPHICVIEWERCANVASPOSITION,
ID_GRAPHICVIEWERRESETBUTTON, ID_GRAPHICVIEWERCURRENTBUTTON,
ID_GRAPHICVIEWERSTATICTEXT1, ID_GRAPHICVIEWERSTATICTEXT2,
] = [wx.NewId() for _init_ctrls in range(8)]
class GraphicViewer(wx.Panel):
def _init_coll_MainGridSizer_Items(self, parent):
# generated method, don't edit
parent.AddWindow(self.Canvas, 0, border=0, flag=wx.GROW)
parent.AddSizer(self.RangeSizer, 0, border=0, flag=wx.GROW)
def _init_coll_MainGridSizer_Growables(self, parent):
# generated method, don't edit
parent.AddGrowableCol(0)
parent.AddGrowableRow(0)
def _init_coll_RangeSizer_Items(self, parent):
# generated method, don't edit
parent.AddWindow(self.staticbox1, 0, border=5, flag=wx.ALL)
parent.AddWindow(self.CanvasRange, 0, border=5, flag=wx.ALL)
parent.AddWindow(self.staticText2, 0, border=5, flag=wx.ALL)
parent.AddWindow(self.CanvasPosition, 0, border=5, flag=wx.GROW|wx.ALL)
parent.AddWindow(self.ResetButton, 0, border=5, flag=wx.ALL)
parent.AddWindow(self.CurrentButton, 0, border=5, flag=wx.ALL)
def _init_coll_RangeSizer_Growables(self, parent):
# generated method, don't edit
parent.AddGrowableCol(3)
parent.AddGrowableRow(0)
def _init_sizers(self):
# generated method, don't edit
self.MainGridSizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=0)
self.RangeSizer = wx.FlexGridSizer(cols=6, hgap=0, rows=1, vgap=0)
self._init_coll_MainGridSizer_Items(self.MainGridSizer)
self._init_coll_MainGridSizer_Growables(self.MainGridSizer)
self._init_coll_RangeSizer_Items(self.RangeSizer)
self._init_coll_RangeSizer_Growables(self.RangeSizer)
self.SetSizer(self.MainGridSizer)
def _init_ctrls(self, prnt):
wx.Panel.__init__(self, prnt, ID_GRAPHICVIEWER, wx.DefaultPosition,
wx.DefaultSize, 0)
self.Canvas = plot.PlotCanvas(id=ID_GRAPHICVIEWERCANVAS,
name='Canvas', parent=self, pos=wx.Point(0, 0),
size=wx.Size(0, 0), style=0)
def _axisInterval(spec, lower, upper):
if spec == 'border':
if lower == upper:
return lower - 0.5, upper + 0.5
else:
border = (upper - lower) * 0.05
return lower - border, upper + border
else:
return plot.PlotCanvas._axisInterval(self.Canvas, spec, lower, upper)
self.Canvas._axisInterval = _axisInterval
self.Canvas.SetYSpec('border')
self.staticbox1 = wx.StaticText(id=ID_GRAPHICVIEWERSTATICTEXT1,
label='Range:', name='staticText1', parent=self,
pos=wx.Point(0, 0), size=wx.Size(45, 17), style=0)
self.CanvasRange = wx.ComboBox(id=ID_GRAPHICVIEWERCANVASRANGE,
name='CanvasRange', parent=self, pos=wx.Point(0, 0),
size=wx.Size(100, 28), choices=RANGE_VALUES, style=0)
self.CanvasRange.SetStringSelection("25")
self.Bind(wx.EVT_COMBOBOX, self.OnRangeChanged, id=ID_GRAPHICVIEWERCANVASRANGE)
self.Bind(wx.EVT_TEXT_ENTER, self.OnRangeChanged, id=ID_GRAPHICVIEWERCANVASRANGE)
self.staticText2 = wx.StaticText(id=ID_GRAPHICVIEWERSTATICTEXT2,
label='Position:', name='staticText2', parent=self,
pos=wx.Point(0, 0), size=wx.Size(60, 17), style=0)
self.CanvasPosition = wx.ScrollBar(id=ID_GRAPHICVIEWERCANVASPOSITION,
name='Position', parent=self, pos=wx.Point(0, 0),
size=wx.Size(0, 16), style=wx.SB_HORIZONTAL)
self.CanvasPosition.SetScrollbar(0, 10, 100, 10)
self.CanvasPosition.Bind(wx.EVT_SCROLL_THUMBTRACK, self.OnPositionChanging,
id = ID_GRAPHICVIEWERCANVASPOSITION)
self.CanvasPosition.Bind(wx.EVT_SCROLL_LINEUP, self.OnPositionChanging,
id = ID_GRAPHICVIEWERCANVASPOSITION)
self.CanvasPosition.Bind(wx.EVT_SCROLL_LINEDOWN, self.OnPositionChanging,
id = ID_GRAPHICVIEWERCANVASPOSITION)
self.CanvasPosition.Bind(wx.EVT_SCROLL_PAGEUP, self.OnPositionChanging,
id = ID_GRAPHICVIEWERCANVASPOSITION)
self.CanvasPosition.Bind(wx.EVT_SCROLL_PAGEDOWN, self.OnPositionChanging,
id = ID_GRAPHICVIEWERCANVASPOSITION)
self.ResetButton = wx.Button(id=ID_GRAPHICVIEWERRESETBUTTON, label='Reset',
name='ResetButton', parent=self, pos=wx.Point(0, 0),
size=wx.Size(72, 24), style=0)
self.Bind(wx.EVT_BUTTON, self.OnResetButton, id=ID_GRAPHICVIEWERRESETBUTTON)
self.CurrentButton = wx.Button(id=ID_GRAPHICVIEWERCURRENTBUTTON, label='Current',
name='CurrentButton', parent=self, pos=wx.Point(0, 0),
size=wx.Size(72, 24), style=0)
self.Bind(wx.EVT_BUTTON, self.OnCurrentButton, id=ID_GRAPHICVIEWERCURRENTBUTTON)
self._init_sizers()
def __init__(self, parent, window, controler, instancepath = ""):
self._init_ctrls(parent)
self.ParentWindow = window
self.Controler = controler
self.InstancePath = instancepath
self.Datas = []
self.CurrentValue = 0
self.CurrentRange = 25
self.Controler.SubscribeDebugIECVariable(self.InstancePath.upper(), self)
def RefreshView(self):
var_name = self.InstancePath.split(".")[-1]
self.VariableGraphic = plot.PolyLine(self.Datas[self.CurrentValue:self.CurrentValue + self.CurrentRange],
legend=var_name, colour=colours[0])
self.GraphicsObject = plot.PlotGraphics([self.VariableGraphic], "%s Graphics" % var_name, "Tick", "Values")
datas_length = len(self.Datas)
if datas_length > 1:
start = self.Datas[self.CurrentValue][0]
if self.CurrentValue + self.CurrentRange > datas_length:
end = start + (self.Datas[datas_length - 1][0] - start) * self.CurrentRange / (datas_length - self.CurrentValue - 1)
else:
end = self.Datas[self.CurrentValue + self.CurrentRange - 1][0]
else:
start = 0.
end = 25.
self.Canvas.Draw(self.GraphicsObject, xAxis=(start, end))
self.RefreshScrollBar()
def GetTagName(self):
return ""
def GetInstancePath(self):
return self.InstancePath
def AddPoint(self, tick, value):
self.Datas.append((float(tick), {True:1., False:0.}.get(value, float(value))))
if self.CurrentValue + self.CurrentRange == len(self.Datas) - 1:
self.CurrentValue += 1
self.RefreshView()
elif len(self.Datas) < self.CurrentValue + self.CurrentRange:
self.RefreshView()
def RefreshScrollBar(self):
self.CanvasPosition.SetScrollbar(self.CurrentValue, self.CurrentRange, len(self.Datas), self.CurrentRange)
def OnRangeChanged(self, event):
old_range = self.CurrentRange
try:
self.CurrentRange = int(self.CanvasRange.GetValue())
except ValueError, e:
self.CanvasRange.SetValue(str(self.CurrentRange))
self.CurrentValue = max(0, min(self.CurrentValue + old_range - self.CurrentRange,
len(self.Datas) - self.CurrentRange))
self.RefreshView()
event.Skip()
def OnPositionChanging(self, event):
self.CurrentValue = event.GetPosition()
self.RefreshView()
event.Skip()
def OnResetButton(self, event):
self.Datas = []
self.CurrentValue = 0
self.RefreshView()
event.Skip()
def OnCurrentButton(self, event):
self.CurrentValue = max(0, len(self.Datas) - self.CurrentRange)
self.RefreshView()
event.Skip()