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#!/usr/bin/env python
# coding=utf-8
'''
Copyright (C) 2013 Sebastian Wüst, sebi@timewaster.de
This program 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 of the License, or
(at your option) any later version.
This program 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 program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
'''
# standard library
import re
import string
import sys
# local libraries
import gettext
import hpgl_decoder
import hpgl_encoder
import inkex
inkex.localize()
# TODO: Unittests
class MyEffect(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
self.OptionParser.add_option('--tab', action='store', type='string', dest='tab')
self.OptionParser.add_option('--resolutionX', action='store', type='float', dest='resolutionX', default=1016.0, help='Resolution X (dpi)')
self.OptionParser.add_option('--resolutionY', action='store', type='float', dest='resolutionY', default=1016.0, help='Resolution Y (dpi)')
self.OptionParser.add_option('--pen', action='store', type='int', dest='pen', default=1, help='Pen number')
self.OptionParser.add_option('--orientation', action='store', type='string', dest='orientation', default='90', help='Rotation (Clockwise)')
self.OptionParser.add_option('--mirrorX', action='store', type='inkbool', dest='mirrorX', default='FALSE', help='Mirror X-axis')
self.OptionParser.add_option('--mirrorY', action='store', type='inkbool', dest='mirrorY', default='FALSE', help='Mirror Y-axis')
self.OptionParser.add_option('--center', action='store', type='inkbool', dest='center', default='FALSE', help='Center zero point')
self.OptionParser.add_option('--flat', action='store', type='float', dest='flat', default=1.2, help='Curve flatness')
self.OptionParser.add_option('--useOvercut', action='store', type='inkbool', dest='useOvercut', default='TRUE', help='Use overcut')
self.OptionParser.add_option('--overcut', action='store', type='float', dest='overcut', default=1.0, help='Overcut (mm)')
self.OptionParser.add_option('--useToolOffset', action='store', type='inkbool', dest='useToolOffset', default='TRUE', help='Correct tool offset')
self.OptionParser.add_option('--toolOffset', action='store', type='float', dest='toolOffset', default=0.25, help='Tool offset (mm)')
self.OptionParser.add_option('--precut', action='store', type='inkbool', dest='precut', default='TRUE', help='Use precut')
self.OptionParser.add_option('--offsetX', action='store', type='float', dest='offsetX', default=0.0, help='X offset (mm)')
self.OptionParser.add_option('--offsetY', action='store', type='float', dest='offsetY', default=0.0, help='Y offset (mm)')
self.OptionParser.add_option('--serialPort', action='store', type='string', dest='serialPort', default='COM1', help='Serial port')
self.OptionParser.add_option('--serialBaudRate', action='store', type='string', dest='serialBaudRate', default='9600', help='Serial Baud rate')
self.OptionParser.add_option('--flowControl', action='store', type='string', dest='flowControl', default='0', help='Flow control')
self.OptionParser.add_option('--commandLanguage', action='store', type='string', dest='commandLanguage', default='hpgl', help='Command Language')
self.OptionParser.add_option('--debug', action='store', type='inkbool', dest='debug', default='FALSE', help='Show debug information')
def effect(self):
# gracefully exit script when pySerial is missing
try:
import serial
except ImportError, e:
inkex.errormsg(_("pySerial is not installed."
+ "\n\n1. Download pySerial here (not the \".exe\"): http://pypi.python.org/pypi/pyserial"
+ "\n2. Extract the \"serial\" subfolder from the zip to the following folder: C:\\[Program files]\\inkscape\\python\\Lib\\"
+ "\n3. Restart Inkscape."))
return
# get hpgl data
myHpglEncoder = hpgl_encoder.hpglEncoder(self)
try:
self.hpgl, debugObject = myHpglEncoder.getHpgl()
except Exception as inst:
if inst.args[0] == 'NO_PATHS':
# issue error if no paths found
inkex.errormsg(_("No paths where found. Please convert all objects you want to plot into paths."))
return 1
else:
type, value, traceback = sys.exc_info()
raise ValueError, ('', type, value), traceback
# TODO: Get preview to work. This requires some work on the C++ side to be able to determine if it is
# a preview or a final run. (Remember to set <effect needs-live-preview='false'> to true)
# This outcommented code has a user unit issue (getSvg produces px, docWidth could be mm or something else)
'''
# reparse data for preview
self.options.showMovements = True
self.options.docWidth = float(self.unittouu(self.document.getroot().get('width')))
self.options.docHeight = float(self.unittouu(self.document.getroot().get('height')))
myHpglDecoder = hpgl_decoder.hpglDecoder(self.hpgl, self.options)
doc, warnings = myHpglDecoder.getSvg()
# deliver document to inkscape
self.document = doc
'''
if self.options.commandLanguage == 'dmpl':
# convert HPGL to DMPL
self.hpgl = self.hpgl.replace(';', ',')
self.hpgl = self.hpgl.replace('PU', 'U')
self.hpgl = self.hpgl.replace('PD', 'D')
self.hpgl = re.sub(r'IN,SP([0-9]{1,2}),', r';:HAL0P\1EC1', self.hpgl)
self.hpgl += 'Z'
if self.options.debug:
# show debug information
inkex.errormsg("---------------------------------\nDebug information\n---------------------------------\n\nSettings:\n")
inkex.errormsg(' Serial Port: ' + str(self.options.serialPort))
inkex.errormsg(' Serial baud rate: ' + str(self.options.serialBaudRate))
inkex.errormsg(' Flow control: ' + str(self.options.flowControl))
inkex.errormsg(' Command language: ' + str(self.options.commandLanguage))
inkex.errormsg(' Pen number: ' + str(self.options.pen))
inkex.errormsg(' Resolution X (dpi): ' + str(self.options.resolutionX))
inkex.errormsg(' Resolution Y (dpi): ' + str(self.options.resolutionY))
inkex.errormsg(' Mirror X-axis: ' + str(self.options.mirrorX))
inkex.errormsg(' Mirror Y-axis: ' + str(self.options.mirrorY))
inkex.errormsg(' Rotation (Clockwise): ' + str(self.options.orientation))
inkex.errormsg(' Center zero point: ' + str(self.options.center))
inkex.errormsg(' Use overcut: ' + str(self.options.useOvercut))
inkex.errormsg(' Overcut (mm): ' + str(self.options.overcut))
inkex.errormsg(' Use tool offset correction: ' + str(self.options.useToolOffset))
inkex.errormsg(' Tool offset (mm): ' + str(self.options.toolOffset))
inkex.errormsg(' Use precut: ' + str(self.options.precut))
inkex.errormsg(' Curve flatness: ' + str(self.options.flat))
inkex.errormsg(' X offset (mm): ' + str(self.options.offsetX))
inkex.errormsg(' Y offset (mm): ' + str(self.options.offsetY))
inkex.errormsg(' Show debug information: ' + str(self.options.debug))
inkex.errormsg("\nDocument properties:\n")
version = self.document.getroot().xpath('//@inkscape:version', namespaces=inkex.NSS)
if version:
inkex.errormsg(' Inkscape version: ' + version[0])
fileName = self.document.getroot().xpath('//@sodipodi:docname', namespaces=inkex.NSS)
if fileName:
inkex.errormsg(' Filename: ' + fileName[0])
inkex.errormsg(' Document unit: ' + self.documentUnit)
inkex.errormsg(' Width: ' + str(self.unittouu(self.document.getroot().get('width'))) + ' ' + self.documentUnit)
inkex.errormsg(' Height: ' + str(self.unittouu(self.document.getroot().get('height'))) + ' ' + self.documentUnit)
viewBox = self.document.getroot().get('viewBox')
if viewBox:
viewBox = string.split(viewBox, ' ')
if viewBox[2] and viewBox[3]:
inkex.errormsg(' Viewbox Width: ' + str(self.unittouu(viewBox[2])) + ' ' + self.documentUnit)
inkex.errormsg(' Viewbox Height: ' + str(self.unittouu(viewBox[3])) + ' ' + self.documentUnit)
if self.options.commandLanguage == 'dmpl':
inkex.errormsg("\nDMPL properties:\n")
else:
inkex.errormsg("\nHPGL properties:\n")
inkex.errormsg(' Drawing width: ' + str(self.unittouu(str((debugObject.sizeX - debugObject.divergenceX) / debugObject.scaleX))) + ' ' + self.documentUnit)
inkex.errormsg(' Drawing height: ' + str(self.unittouu(str((debugObject.sizeY - debugObject.divergenceY) / debugObject.scaleY))) + ' ' + self.documentUnit)
inkex.errormsg(' Drawing width: ' + str(debugObject.sizeX - debugObject.divergenceX) + ' plotter steps')
inkex.errormsg(' Drawing height: ' + str(debugObject.sizeY - debugObject.divergenceY) + ' plotter steps')
inkex.errormsg(' Offset X: ' + str(debugObject.offsetX) + ' plotter steps')
inkex.errormsg(' Offset Y: ' + str(debugObject.offsetX) + ' plotter steps')
inkex.errormsg(' Overcut: ' + str(debugObject.overcut) + ' plotter steps')
inkex.errormsg(' Tool offset: ' + str(debugObject.toolOffset) + ' plotter steps')
inkex.errormsg(' Flatness: ' + str(debugObject.flat) + ' plotter steps')
inkex.errormsg(' Tool offset flatness: ' + str(debugObject.toolOffsetFlat) + ' plotter steps')
if self.options.commandLanguage == 'dmpl':
inkex.errormsg("\nDMPL data:\n")
else:
inkex.errormsg("\nHPGL data:\n")
inkex.errormsg(self.hpgl)
else:
# send data to plotter
mySerial = serial.Serial()
mySerial.port = self.options.serialPort
mySerial.baudrate = self.options.serialBaudRate
mySerial.timeout = 0.1
if self.options.flowControl == 'xonxoff':
mySerial.xonxoff = True
if self.options.flowControl == 'rtscts' or self.options.flowControl == 'dsrdtrrtscts':
mySerial.rtscts = True
if self.options.flowControl == 'dsrdtrrtscts':
mySerial.dsrdtr = True
try:
mySerial.open()
except Exception as inst:
if 'ould not open port' in inst.args[0]:
inkex.errormsg(_("Could not open port. Please check that your plotter is running, connected and the settings are correct."))
return
else:
type, value, traceback = sys.exc_info()
raise ValueError, ('', type, value), traceback
mySerial.write(self.hpgl)
mySerial.read(2)
mySerial.close()
if __name__ == '__main__':
# start extension
e = MyEffect()
e.affect()
# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 fileencoding=utf-8 textwidth=99
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