import re

import string

import sys

import gettext

import hpgl_decoder

import hpgl_encoder

import inkex

inkex.localize()

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('--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('--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('--force', action='store', type='int', dest='force', default=24, help='Pen force (g)')

self.OptionParser.add_option('--speed', action='store', type='int', dest='speed', default=20, help='Pen speed (cm/s)')

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('--autoAlign', action='store', type='inkbool', dest='autoAlign', default='TRUE', help='Auto align')

self.OptionParser.add_option('--debug', action='store', type='inkbool', dest='debug', default='FALSE', help='Show debug information')

def effect(self):

# 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)

'''

# convert to other formats

if self.options.commandLanguage == 'DMPL':

self.convertToDmpl()

if self.options.commandLanguage == 'ZING':

self.convertToZing()

# output

if self.options.debug:

self.showDebugInfo(debugObject)

else:

self.sendHpglToSerial()

def convertToDmpl(self):

# convert HPGL to DMPL

# ;: = Initialise plotter

# H = Home position

# A = Absolute pen positioning

# Ln = Line type

# Pn = Pen select

# Vn = velocity

# ECn = Coordinate addressing, 1: 0.001 inch, 5: 0.005 inch, M: 0.1 mm

# D = Pen down

# U = Pen up

# Z = Reset plotter

# n,n, = Coordinate pair

self.hpgl = self.hpgl.replace(';', ',')

self.hpgl = self.hpgl.replace('PU', 'U')

self.hpgl = self.hpgl.replace('PD', 'D')

velocity = ''

if self.options.speed > 0:

velocity = 'V' + str(self.options.speed)

self.hpgl = re.sub(r'IN,SP[0-9]+(,FS[0-9]+)?(,VS[0-9]+)?,', r';:HAL0P' + str(self.options.pen) + velocity + 'EC1', self.hpgl)

self.hpgl += 'Z'

def convertToZing(self):

# convert HPGL to Zing

self.hpgl = self.hpgl.replace('IN;', 'ZG;')

self.hpgl += '@'

def sendHpglToSerial(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

# 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()

def showDebugInfo(self, debugObject):

# 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(' Resolution X (dpi): ' + str(self.options.resolutionX))

inkex.errormsg(' Resolution Y (dpi): ' + str(self.options.resolutionY))

inkex.errormsg(' Pen number: ' + str(self.options.pen))

inkex.errormsg(' Pen force (g): ' + str(self.options.force))

inkex.errormsg(' Pen speed (cm/s): ' + str(self.options.speed))

inkex.errormsg(' Rotation (Clockwise): ' + str(self.options.orientation))

inkex.errormsg(' Mirror X axis: ' + str(self.options.mirrorX))

inkex.errormsg(' Mirror Y axis: ' + str(self.options.mirrorY))

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(' Auto align: ' + str(self.options.autoAlign))

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: ' + debugObject.documentUnit)

inkex.errormsg(' Width: ' + str(debugObject.debugValues[0]) + ' ' + debugObject.documentUnit)

inkex.errormsg(' Height: ' + str(debugObject.debugValues[1]) + ' ' + debugObject.documentUnit)

if debugObject.debugValues[2] == 0:

inkex.errormsg(' Viewbox Width: -')

inkex.errormsg(' Viewbox Height: -')

else:

inkex.errormsg(' Viewbox Width: ' + str(debugObject.debugValues[2]) + ' ' + debugObject.documentUnit)

inkex.errormsg(' Viewbox Height: ' + str(debugObject.debugValues[3]) + ' ' + debugObject.documentUnit)

inkex.errormsg("\n" + self.options.commandLanguage + " properties:\n")

inkex.errormsg(' Drawing width: ' + str(debugObject.debugValues[6]) + ' ' + debugObject.documentUnit)

inkex.errormsg(' Drawing height: ' + str(debugObject.debugValues[7]) + ' ' + debugObject.documentUnit)

inkex.errormsg(' Drawing width: ' + str(debugObject.debugValues[4]) + ' plotter steps')

inkex.errormsg(' Drawing height: ' + str(debugObject.debugValues[5]) + ' 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')

inkex.errormsg("\n" + self.options.commandLanguage + " data:\n")

inkex.errormsg(self.hpgl)

if __name__ == '__main__':

# start extension

e = MyEffect()

e.affect()