Cura/plugins/USBPrinting/USBPrinterOutputController.py
2017-12-15 14:30:01 +01:00

57 lines
2.2 KiB
Python

# Copyright (c) 2017 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from cura.PrinterOutput.PrinterOutputController import PrinterOutputController
from PyQt5.QtCore import QTimer
MYPY = False
if MYPY:
from cura.PrinterOutput.PrintJobOutputModel import PrintJobOutputModel
from cura.PrinterOutput.PrinterOutputModel import PrinterOutputModel
class USBPrinterOuptutController(PrinterOutputController):
def __init__(self, output_device):
super().__init__(output_device)
self._preheat_bed_timer = QTimer()
self._preheat_bed_timer.setSingleShot(True)
self._preheat_bed_timer.timeout.connect(self._onPreheatBedTimerFinished)
self._preheat_printer = None
def moveHead(self, printer: "PrinterOutputModel", x, y, z, speed):
self._output_device.sendCommand("G91")
self._output_device.sendCommand("G0 X%s Y%s Z%s F%s" % (x, y, z, speed))
self._output_device.sendCommand("G90")
def homeHead(self, printer):
self._output_device.sendCommand("G28 X")
self._output_device.sendCommand("G28 Y")
def homeBed(self, printer):
self._output_device.sendCommand("G28 Z")
def preheatBed(self, printer: "PrinterOutputModel", temperature, duration):
try:
temperature = round(temperature) # The API doesn't allow floating point.
duration = round(duration)
except ValueError:
return # Got invalid values, can't pre-heat.
self.setTargetBedTemperature(printer, temperature=temperature)
self._preheat_bed_timer.setInterval(duration * 1000)
self._preheat_bed_timer.start()
self._preheat_printer = printer
printer.updateIsPreheating(True)
def cancelPreheatBed(self, printer: "PrinterOutputModel"):
self.preheatBed(printer, temperature=0, duration=0)
self._preheat_bed_timer.stop()
printer.updateIsPreheating(False)
def setTargetBedTemperature(self, printer: "PrinterOutputModel", temperature: int):
self._output_device.sendCommand("M140 S%s" % temperature)
def _onPreheatBedTimerFinished(self):
self.setTargetBedTemperature(self._preheat_printer, 0)
self._preheat_printer.updateIsPreheating(False)