Cura/gui/printWindow.py

   1 from __future__ import absolute_import\r
   2 import __init__\r
   3 \r
   4 import wx, threading\r
   5 \r
   6 from gui import machineCom\r
   7 from gui import icon\r
   8 from util import gcodeInterpreter\r
   9 \r
  10 printWindowHandle = None\r
  11 \r
  12 def printFile(filename):\r
  13         global printWindowHandle\r
  14         if printWindowHandle == None:\r
  15                 printWindowHandle = printWindow()\r
  16                 printWindowHandle.OnConnect(None)\r
  17         printWindowHandle.Show(True)\r
  18         printWindowHandle.Raise()\r
  19         printWindowHandle.LoadGCodeFile(filename)\r
  20 \r
  21 class printWindow(wx.Frame):\r
  22         "Main user interface window"\r
  23         def __init__(self):\r
  24                 super(printWindow, self).__init__(None, -1, title='Printing')\r
  25                 self.machineCom = None\r
  26                 self.machineConnected = False\r
  27                 self.thread = None\r
  28                 self.gcode = None\r
  29                 self.gcodeList = None\r
  30                 self.printIdx = None\r
  31                 self.bufferLineCount = 4\r
  32                 self.sendCnt = 0\r
  33 \r
  34                 #self.SetIcon(icon.getMainIcon())\r
  35                 \r
  36                 self.SetSizer(wx.BoxSizer())\r
  37                 self.panel = wx.Panel(self)\r
  38                 self.GetSizer().Add(self.panel, 1, flag=wx.EXPAND)\r
  39                 self.sizer = wx.GridBagSizer(2, 2)\r
  40                 self.panel.SetSizer(self.sizer)\r
  41                 \r
  42                 sb = wx.StaticBox(self.panel, label="Statistics")\r
  43                 boxsizer = wx.StaticBoxSizer(sb, wx.VERTICAL)\r
  44                 self.statsText = wx.StaticText(self.panel, -1, "Filament: ####.##m #.##g\nPrint time: #####:##")\r
  45                 boxsizer.Add(self.statsText, flag=wx.LEFT, border=5)\r
  46                 \r
  47                 self.sizer.Add(boxsizer, pos=(0,0), span=(4,1), flag=wx.EXPAND)\r
  48                 \r
  49                 self.connectButton = wx.Button(self.panel, -1, 'Connect')\r
  50                 #self.loadButton = wx.Button(self.panel, -1, 'Load GCode')\r
  51                 self.printButton = wx.Button(self.panel, -1, 'Print GCode')\r
  52                 self.cancelButton = wx.Button(self.panel, -1, 'Cancel print')\r
  53                 self.progress = wx.Gauge(self.panel, -1)\r
  54                 self.sizer.Add(self.connectButton, pos=(0,1))\r
  55                 #self.sizer.Add(self.loadButton, pos=(1,1))\r
  56                 self.sizer.Add(self.printButton, pos=(2,1))\r
  57                 self.sizer.Add(self.cancelButton, pos=(3,1))\r
  58                 self.sizer.Add(self.progress, pos=(4,0), span=(1,2), flag=wx.EXPAND)\r
  59                 self.sizer.AddGrowableRow(3)\r
  60                 self.sizer.AddGrowableCol(0)\r
  61                 \r
  62                 self.Bind(wx.EVT_CLOSE, self.OnClose)\r
  63                 self.connectButton.Bind(wx.EVT_BUTTON, self.OnConnect)\r
  64                 #self.loadButton.Bind(wx.EVT_BUTTON, self.OnLoad)\r
  65                 self.printButton.Bind(wx.EVT_BUTTON, self.OnPrint)\r
  66                 self.cancelButton.Bind(wx.EVT_BUTTON, self.OnCancel)\r
  67                 \r
  68                 self.Layout()\r
  69                 self.Fit()\r
  70                 self.Centre()\r
  71                 \r
  72                 self.UpdateButtonStates()\r
  73                 self.UpdateProgress()\r
  74         \r
  75         def UpdateButtonStates(self):\r
  76                 self.connectButton.Enable(not self.machineConnected)\r
  77                 #self.loadButton.Enable(self.printIdx == None)\r
  78                 self.printButton.Enable(self.machineConnected and self.gcodeList != None and self.printIdx == None)\r
  79                 self.cancelButton.Enable(self.printIdx != None)\r
  80         \r
  81         def UpdateProgress(self):\r
  82                 status = ""\r
  83                 if self.gcode != None:\r
  84                         status += "Filament: %.2fm %.2fg\n" % (self.gcode.extrusionAmount / 1000, self.gcode.calculateWeight() * 1000)\r
  85                         status += "Print time: %02d:%02d\n" % (int(self.gcode.totalMoveTimeMinute / 60), int(self.gcode.totalMoveTimeMinute % 60))\r
  86                 if self.printIdx == None:\r
  87                         self.progress.SetValue(0)\r
  88                         if self.gcodeList != None:\r
  89                                 status += 'Line: -/%d\n' % (len(self.gcodeList))\r
  90                 else:\r
  91                         self.progress.SetValue(self.printIdx)\r
  92                         status += 'Line: %d/%d\n' % (self.printIdx, len(self.gcodeList))\r
  93                 self.statsText.SetLabel(status)\r
  94         \r
  95         def OnConnect(self, e):\r
  96                 if self.machineCom != None:\r
  97                         self.machineCom.close()\r
  98                         self.thread.join()\r
  99                 self.machineCom = machineCom.MachineCom()\r
 100                 self.thread = threading.Thread(target=self.PrinterMonitor)\r
 101                 self.thread.start()\r
 102                 self.UpdateButtonStates()\r
 103         \r
 104         def OnLoad(self, e):\r
 105                 pass\r
 106         \r
 107         def OnPrint(self, e):\r
 108                 if not self.machineConnected:\r
 109                         return\r
 110                 if self.gcodeList == None:\r
 111                         return\r
 112                 if self.printIdx != None:\r
 113                         return\r
 114                 self.printIdx = 1\r
 115                 self.sendLine(0)\r
 116                 self.sendCnt = self.bufferLineCount\r
 117                 self.UpdateButtonStates()\r
 118         \r
 119         def OnCancel(self, e):\r
 120                 self.printIdx = None\r
 121                 self.UpdateButtonStates()\r
 122         \r
 123         def OnClose(self, e):\r
 124                 global printWindowHandle\r
 125                 printWindowHandle = None\r
 126                 if self.machineCom != None:\r
 127                         self.machineCom.close()\r
 128                         self.thread.join()\r
 129                 self.Destroy()\r
 130 \r
 131         def LoadGCodeFile(self, filename):\r
 132                 if self.printIdx != None:\r
 133                         return\r
 134                 gcodeList = ["M110"]\r
 135                 for line in open(filename, 'r'):\r
 136                         if ';' in line:\r
 137                                 line = line[0:line.find(';')]\r
 138                         line = line.strip()\r
 139                         if len(line) > 0:\r
 140                                 gcodeList.append(line)\r
 141                 gcode = gcodeInterpreter.gcode()\r
 142                 gcode.loadList(gcodeList)\r
 143                 print "Loaded: %s (%d)" % (filename, len(gcodeList))\r
 144                 self.progress.SetRange(len(gcodeList))\r
 145                 self.gcode = gcode\r
 146                 self.gcodeList = gcodeList\r
 147                 self.UpdateButtonStates()\r
 148                 self.UpdateProgress()\r
 149 \r
 150         def sendLine(self, lineNr):\r
 151                 if lineNr >= len(self.gcodeList):\r
 152                         return False\r
 153                 checksum = reduce(lambda x,y:x^y, map(ord, "N%d%s" % (lineNr, self.gcodeList[lineNr])))\r
 154                 self.machineCom.sendCommand("N%d%s*%d" % (lineNr, self.gcodeList[lineNr], checksum))\r
 155                 return True\r
 156 \r
 157         def PrinterMonitor(self):\r
 158                 skipCount = 0\r
 159                 while True:\r
 160                         line = self.machineCom.readline()\r
 161                         if line == None:\r
 162                                 self.machineConnected = False\r
 163                                 wx.CallAfter(self.UpdateButtonStates)\r
 164                                 return\r
 165                         if self.machineConnected:\r
 166                                 while self.sendCnt > 0:\r
 167                                         self.sendLine(self.printIdx)\r
 168                                         self.printIdx += 1\r
 169                                         self.sendCnt -= 1\r
 170                         elif line.startswith("start"):\r
 171                                 self.machineConnected = True\r
 172                                 wx.CallAfter(self.UpdateButtonStates)\r
 173                         if self.printIdx != None:\r
 174                                 if line.startswith("ok"):\r
 175                                         if skipCount > 0:\r
 176                                                 skipCount -= 1\r
 177                                         else:\r
 178                                                 if self.sendLine(self.printIdx):\r
 179                                                         self.printIdx += 1\r
 180                                                 else:\r
 181                                                         self.printIdx = None\r
 182                                                         wx.CallAfter(self.UpdateButtonStates)\r
 183                                                 wx.CallAfter(self.UpdateProgress)\r
 184                                 elif "resend" in line.lower() or "rs" in line:\r
 185                                         try:\r
 186                                                 lineNr=int(line.replace("N:"," ").replace("N"," ").replace(":"," ").split()[-1])\r
 187                                         except:\r
 188                                                 if "rs" in line:\r
 189                                                         lineNr=int(line.split()[1])\r
 190                                         self.printIdx = lineNr\r
 191                                         #we should actually resend the line here, but we also get an "ok" for each error from Marlin. And thus we'll resend on the OK.\r
 192 \r