예제 #1
0
    def do_convert(self):
        if not self.can_convert():
            # put some error message
            return False
        self.updateConfig()
        self.infile = open(self.infilename, 'r')
        self.interpreter = SVGRenderer(
            precision=float(self.config.get("parse", "precision")))
        self.interpreter.parseFile(self.infile)
        self.gmaker = GMaker(self.interpreter,
                             machine=self.config.items('machine'),
                             border=self.config.items('border'),
                             fill=self.config.items('fill'))

        self.outfile = open(self.infilename + ".gcode", 'w')
        self.outfile.write(self.gmaker.getDrawingCode())
        self.outfile.close()

        self.draw()
예제 #2
0
	def do_convert(self):
		if not self.can_convert(): 
			# put some error message
			return False
		self.updateConfig()
		self.infile = open(self.infilename,'r')
		self.interpreter = SVGRenderer(precision=float(self.config.get("parse","precision")))
		self.interpreter.parseFile(self.infile)
		self.gmaker = GMaker(self.interpreter,machine=self.config.items('machine'),border=self.config.items('border'),fill=self.config.items('fill'))
		
		self.outfile=open(self.infilename+".gcode",'w')
		self.outfile.write(self.gmaker.getDrawingCode())
		self.outfile.close()
		
		self.draw()
예제 #3
0
class SVGDrawerUI:
    renderer = None
    gmaker = None
    infile = None
    infilename = None
    config = RawConfigParser()
    vars = {}
    profiles = []

    # file > cfg ; ui > cfg ; cfg > var ; var > cfg
    def readConfig(self):

        # set from defaults
        for section in defaults:
            self.config.add_section(section)
            for name in defaults[section]:
                self.config.set(section, name, defaults[section][name])

        # write defaults if not exist
        f = getConfigFile()
        if os.path.exists(f):
            self.config.readfp(open(f, 'r'))
        else:
            sf = open(f, 'w')
            self.config.write(sf)

        for section in self.config.sections():
            self.vars[section] = {}
            for name in self.config.options(section):
                if section + name in ['privateprofiles']:
                    continue
                self.vars[section][name] = StringVar(
                    self.win, str(self.config.get(section, name)))

        self.profiles = eval(self.config.get('private', 'profiles'))
        #for a in self.profiles: self.profiles[a] = eval(self.profiles[a])

    def saveConfig(self):
        self.config.write(open(getConfigFile(), 'w'))

    def saveCurrentProfile(self):
        name = askforname(self.master)
        if not name:
            return
        self.profiles[name] = repr(self.getCurrentProfile())
        self.updateConfig()

    def selectProfile(self, name="nix"):
        for section in self.profiles[name]:
            for var in self.profiles[name][section]:
                self.vars[section][var].set(self.profiles[name][section][var])

        pass

    def getCurrentProfile(self):
        c = {}
        for section in self.vars:
            if section in ['private']:
                continue
            c[section] = {}
            for name in self.vars[section]:
                c[section][name] = self.vars[section][name].get()
        return c

    def updateConfig(self):
        for section in self.vars:
            for name in self.vars[section]:
                cval = self.vars[section][name].get()
                if self.config.get(section, name) != cval:
                    self.config.set(section, name, cval)
        self.config.set('private', 'profiles', repr(self.profiles))
        self.saveConfig()

    def makeMainMenu(self, master):
        self.menubar = Menu(master, tearoff=0)

        filemenu = Menu(self.menubar, tearoff=0)
        filemenu.add_command(label="Open", command=self._select_file)
        self.menubar.add_cascade(label="File", menu=filemenu)

        filemenu = Menu(self.menubar, tearoff=0)
        filemenu.add_command(label="Save current profile...",
                             command=self.saveCurrentProfile)
        filemenu.add_separator()

        for name in self.profiles:
            filemenu.add_command(
                label=name, command=lambda name=name: self.selectProfile(name))

        self.menubar.add_cascade(label="Profiles", menu=filemenu)

        master.config(menu=self.menubar)

    def __init__(self, master):
        self.master = master
        self.master.protocol("WM_DELETE_WINDOW", self.quit)
        # read defaults an init config

        # main window
        self.win = Frame(master, width=800)
        self.win.pack()

        opts = Frame(self.win)
        opts.pack(side=LEFT)

        self.readConfig()
        self.makeMainMenu(master)

        br = Frame(opts)
        br.pack(padx=10, fill='x')

        # parse settings
        # precision in 1/100, 1/10, 1 mm
        # scale, move, start at x/y=0
        #

        # select file
        Button(br, text=_("Select File ..."),
               command=self._select_file).pack(side=LEFT)
        self.runbut = Button(br,
                             text=_("Run"),
                             command=self.do_convert,
                             state=DISABLED)
        self.runbut.pack(side=RIGHT)

        self.filename_label = Label(br, text='')
        self.filename_label.pack(side=LEFT)

        fr = LabelFrame(opts, bd=1, text=_("Parsing:"))
        fr.pack(padx=10,
                pady=10,
                ipadx=10,
                ipady=10,
                expand="yes",
                fill='both')

        section = 'parse'
        name = 'precision'
        options = 10.0, 1.0, 0.1, 0.01
        Label(fr, text=_("Precision:")).pack(side=LEFT)
        apply(OptionMenu,
              (fr, self.vars[section][name]) + options).pack(side=LEFT)
        Label(fr, text=_("mm")).pack(side=LEFT)

        # machine settings
        fr = LabelFrame(opts, bd=1, text=_("Machine settings:"))
        fr.pack(padx=10,
                pady=10,
                ipadx=10,
                ipady=10,
                expand="yes",
                fill='both')

        section = 'machine'

        name = 'traveling_z'
        Label(fr, text=_("Traveling Z:")).grid(row=0, column=0)
        Entry(fr,
              text="0",
              exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=0, column=1)
        Label(fr, text=_("mm")).grid(row=0, column=3)

        name = 'drawing_z'
        Label(fr, text=_("Drawing Z:")).grid(row=1, column=0)
        Entry(fr,
              text="0",
              exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=1, column=1)
        Label(fr, text=_("mm")).grid(row=1, column=3)

        name = 'feedrate'
        Label(fr, text=_("Feedrate:")).grid(row=2, column=0)
        Entry(fr,
              exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=2, column=1)
        Label(fr, text=_("steps/sec.")).grid(row=2, column=3)

        # define bounding box: x,y,w,h

        # border settings
        section = 'border'
        fr = LabelFrame(opts, bd=1, text=_("Border options:"))
        fr.pack(padx=10,
                pady=10,
                ipadx=10,
                ipady=10,
                expand="yes",
                fill='both')

        name = 'type'
        f = Frame(fr)
        f.pack(expand='yes', fill='both')
        Radiobutton(f,
                    text=_('Threshold'),
                    variable=str(self.vars[section][name]),
                    value='threshold',
                    command=self._select_border).pack(side=LEFT, anchor=W)
        Radiobutton(f,
                    text=_('Z'),
                    variable=str(self.vars[section][name]),
                    value='z',
                    command=self._select_border).pack(side=LEFT, anchor=W)

        f = Frame(fr)
        f.pack(expand='yes', fill='both')

        name = 'width_threshold'
        Label(f, text=_("Border width threshold: ")).grid(row=0, column=0)
        Entry(f, exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=0, column=1)

        name = 'color_threshold'
        Label(f, text=_("Border color threshold: ")).grid(row=1, column=0)
        Entry(f, textvariable=str(self.vars[section][name]),
              exportselection=0).grid(row=1, column=1)

        section = 'fill'

        # fillsettings
        fr = LabelFrame(opts, bd=1, text=_("Fill options:"))
        fr.pack(padx=10,
                pady=10,
                ipadx=10,
                ipady=10,
                expand="yes",
                fill='both')

        name = 'type'
        f = Frame(fr)
        f.pack(expand='yes', fill='both')
        Radiobutton(f,
                    text=_('Hatching'),
                    variable=str(self.vars[section][name]),
                    value='hatching',
                    command=self._select_border).pack(side=LEFT, anchor=W)
        Radiobutton(f,
                    text=_('Z'),
                    variable=str(self.vars[section][name]),
                    value='z',
                    command=self._select_border).pack(side=LEFT, anchor=W)

        f = Frame(fr)
        f.pack(expand='yes', fill='both')
        name, row = 'angle', 0
        Label(f, text=_("Angle: ")).grid(row=row, column=0)
        Entry(f, exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=row,
                                                               column=1)
        Label(f, text=_("°")).grid(row=row, column=2)

        name, row = 'hatching_layers', 1
        Label(f, text=_("Hatching Layers: ")).grid(row=row, column=0)
        Entry(f, exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=row,
                                                               column=1)

        name, row = 'angle_stepwidth', 2
        Label(f, text=_("Stepwidth: ")).grid(row=row, column=0)
        Entry(f, exportselection=0,
              textvariable=str(self.vars[section][name])).grid(row=row,
                                                               column=1)
        Label(f, text=_("°")).grid(row=row, column=2)

        f = Frame(fr)
        f.pack(expand='yes', fill='both')
        name = 'hatching_min_density'
        Label(f, text=_("Density min: ")).pack(side=LEFT)
        Entry(f,
              width=6,
              exportselection=0,
              textvariable=str(self.vars[section][name])).pack(side=LEFT)
        Label(f, text=_("max:")).pack(side=LEFT)
        name = 'hatching_max_density'
        Entry(f,
              width=6,
              exportselection=0,
              textvariable=str(self.vars[section][name])).pack(side=LEFT)
        Label(f, text=_("lines/cm")).pack(side=LEFT)
        name = 'hatching_density_steps'
        Label(f, text=_("Steps")).pack(side=LEFT)
        Entry(f,
              width=6,
              exportselection=0,
              textvariable=str(self.vars[section][name])).pack(side=LEFT)

        f = Frame(fr)
        f.pack(expand='yes', fill='both')

        #'z_density':5.0, # lines/cm

        # self.fill_method hatch / z radio-button
        # self.fill_angle

        # self.fill_hatch_min_density Label+Entry
        # self.fill_hatch_max_density Label+Entry
        # self.fill_hatch_count_layers

        # self.fill_z_density
        self.win.update()
        self.canvas = Canvas(self.win,
                             width=self.win.winfo_height(),
                             height=self.win.winfo_height(),
                             bg='#cccccc')
        self.canvas.pack(side=RIGHT)

        # open file > starts convert!
        # progress indicator
        # result view

    def quit(self):
        self.updateConfig()
        base.destroy()
        pass

    def _select_border(self):
        self.config.set('border', 'type', self.vars['border']['type'].get())

    def _select_file(self):
        selected_file = askopenfilename(filetypes=[(_("SVG Files"), '*.svg')],
                                        initialdir=self.config.get(
                                            'private', 'last_directory'))
        if selected_file == '':  # user abort
            return
        self.runbut["state"] = ACTIVE
        self.infilename = selected_file
        # set filename onto
        self.filename_label["text"] = os.path.basename(self.infilename)
        # save last directory to settings
        self.config.set('private', 'last_directory',
                        os.path.dirname(self.infilename))
        self.saveConfig()

    def draw(self):
        # make
        self.canvas.delete(ALL)
        scale = float(self.canvas.winfo_width() - 20) / max(
            self.gmaker.pmax.x, self.gmaker.pmax.y)
        w = (self.gmaker.pmax.x - self.gmaker.pmin.x) * scale
        h = (self.gmaker.pmax.y - self.gmaker.pmin.y) * scale
        move = Point(
            (float(self.canvas.winfo_width()) - w) / 2.0,
            (float(self.canvas.winfo_height()) - h) / 2.0) + Point(10, 10)

        for line in self.gmaker.draws:
            self.canvas.create_line(move.x + line.p0.x * scale,
                                    move.y + line.p0.y * scale,
                                    move.x + line.pn.x * scale,
                                    move.y + line.pn.y * scale,
                                    fill='#666666')

        # rulers
        self.canvas.create_rectangle(0,
                                     0,
                                     self.canvas.winfo_width(),
                                     10,
                                     fill='#999999',
                                     width=0)
        self.canvas.create_rectangle(0,
                                     10,
                                     10,
                                     self.canvas.winfo_height(),
                                     fill='#999999',
                                     width=0)
        #self.canvas.create_line(0,10,self.canvas.winfo_width(),10,fill='#000000',border=None)
        #self.canvas.create_line(10,0,10,self.canvas.winfo_height(),fill='#000000',border=None)

        fct = 5
        i = 0
        x = move.x
        while x < self.canvas.winfo_width():
            if (i % 10) == 0:
                l = 10
                self.canvas.create_text(x + 1,
                                        2,
                                        anchor=NW,
                                        text=str(fct * i),
                                        font=("Helvetica", 9, "normal"))
            else:
                l = 5
            self.canvas.create_line(x, 10 - l, x, 10, fill='#000000')
            x += fct * scale
            i += 1

        i = 0
        y = move.y
        while y < self.canvas.winfo_height():
            if (i % 10) == 0:
                l = 10
                self.canvas.create_text(2,
                                        y + 1,
                                        anchor=NW,
                                        text=str(fct * i),
                                        font=("Helvetica", 9, "normal"))
            else:
                l = 5
            self.canvas.create_line(10 - l, y, 10, y, fill='#000000')
            y += fct * scale
            i += 1

        #self.canvas.create_line(move.x-5, move.y, move.x+5, move.y, fill='#ff0000')
        #self.canvas.create_line(move.x, move.y-5, move.x, move.y+5, fill='#ff0000')

    def can_convert(self):
        return self.infilename != None and os.path.exists(self.infilename)

    def do_convert(self):
        if not self.can_convert():
            # put some error message
            return False
        self.updateConfig()
        self.infile = open(self.infilename, 'r')
        self.interpreter = SVGRenderer(
            precision=float(self.config.get("parse", "precision")))
        self.interpreter.parseFile(self.infile)
        self.gmaker = GMaker(self.interpreter,
                             machine=self.config.items('machine'),
                             border=self.config.items('border'),
                             fill=self.config.items('fill'))

        self.outfile = open(self.infilename + ".gcode", 'w')
        self.outfile.write(self.gmaker.getDrawingCode())
        self.outfile.close()

        self.draw()
예제 #4
0
#print g.getX(12)

f = Polygon()
f.addPoint(Point(0,0))
f.addPoint(Point(10,1))
f.addPoint(Point(8,6))
f.addPoint(Point(-2,4))

pprint.pprint( f.getHatching(math.pi*0.25,1))

#if g.intersects(l):
#	print g.intersectionWith(l)

'''

# parse input file
interpreter = SVGRenderer(precision=Metrics.mm * 0.5)
interpreter.parseFile(f)

outfile = sys.argv[1] + ".gcode"
o = open(outfile, 'w')
o.write(GMaker(interpreter).getDrawingCode())
o.close()

print "Saved gcode to %s" % outfile
print "Done!"

#svg =

exit()
예제 #5
0
class SVGDrawerUI:
	renderer = None
	gmaker = None
	infile = None
	infilename = None
	config = RawConfigParser()
	vars = {}
	profiles = []
	
	# file > cfg ; ui > cfg ; cfg > var ; var > cfg
	def readConfig(self):
		
		# set from defaults
		for section in defaults:
			self.config.add_section(section)
			for name in defaults[section]:
				self.config.set(section,name,defaults[section][name])
		
		# write defaults if not exist
		f = getConfigFile()
		if os.path.exists(f):
			self.config.readfp(open(f,'r'))
		else:
			sf = open(f,'w')
			self.config.write(sf)
		
		
		for section in self.config.sections():
			self.vars[section] = {}
			for name in self.config.options(section):
				if section+name in ['privateprofiles']:
					continue
				self.vars[section][name] = StringVar(self.win,str(self.config.get(section,name)))
		
		
		self.profiles = eval(self.config.get('private','profiles'))
		#for a in self.profiles: self.profiles[a] = eval(self.profiles[a])
	
	def saveConfig(self):
		self.config.write(open(getConfigFile(),'w'))

	def saveCurrentProfile(self):
		name = askforname(self.master)
		if not name: 
			return
		self.profiles[name] = repr(self.getCurrentProfile())
		self.updateConfig()
		
		
	def selectProfile(self,name="nix"):
		for section in self.profiles[name]:
			for var in self.profiles[name][section]:
				self.vars[section][var].set(self.profiles[name][section][var]);
		
		pass
		
	def getCurrentProfile(self):
		c = {}
		for section in self.vars:
			if section in ['private']:
				continue
			c[section] = {}
			for name in self.vars[section]:
				c[section][name] = self.vars[section][name].get()
		return c
		
	def updateConfig(self):
		for section in self.vars:
			for name in self.vars[section]:
				cval = self.vars[section][name].get()
				if self.config.get(section,name) != cval:
					self.config.set(section,name,cval)
		self.config.set('private','profiles',repr(self.profiles))
		self.saveConfig()
	
	
	def makeMainMenu(self,master):
		self.menubar = Menu(master, tearoff=0)
		
		filemenu = Menu(self.menubar, tearoff=0)
		filemenu.add_command(label="Open", command=self._select_file)
		self.menubar.add_cascade(label="File", menu=filemenu)

		filemenu = Menu(self.menubar, tearoff=0)
		filemenu.add_command(label="Save current profile...", command=self.saveCurrentProfile)
		filemenu.add_separator()
		
		for name in self.profiles:
			filemenu.add_command(label=name, command=lambda name=name: self.selectProfile(name))
		
		self.menubar.add_cascade(label="Profiles", menu=filemenu)
		
		master.config(menu=self.menubar)
	
	def __init__(self,master):
		self.master = master
		self.master.protocol("WM_DELETE_WINDOW", self.quit)
		# read defaults an init config
		
		
		# main window
		self.win = Frame(master,width=800)
		self.win.pack()
		
		opts = Frame(self.win)
		opts.pack(side=LEFT)
		
		self.readConfig()
		self.makeMainMenu(master);
		
		br = Frame(opts)
		br.pack(padx=10,fill='x')
		
		# parse settings
		# precision in 1/100, 1/10, 1 mm
		# scale, move, start at x/y=0
		# 
		
		
		# select file
		Button(br,text=_("Select File ..."),command=self._select_file).pack(side=LEFT)
		self.runbut = Button(br,text=_("Run"), command=self.do_convert,state = DISABLED)
		self.runbut.pack(side=RIGHT)
		
		self.filename_label = Label(br,text='')
		self.filename_label.pack(side=LEFT)
		
		fr = LabelFrame(opts,bd=1,text=_("Parsing:"))
		fr.pack(padx=10,pady=10,ipadx=10,ipady=10,expand="yes",fill='both')

		section='parse'
		name='precision'
		options = 10.0, 1.0, 0.1, 0.01
		Label(fr, text=_("Precision:")).pack(side=LEFT)
		apply(OptionMenu,(fr,self.vars[section][name])+options).pack(side=LEFT)
		Label(fr, text=_("mm")).pack(side=LEFT)
		
		
		# machine settings
		fr = LabelFrame(opts,bd=1,text=_("Machine settings:"))
		fr.pack(padx=10,pady=10,ipadx=10,ipady=10,expand="yes",fill='both')

		section='machine'
		
		name='traveling_z'
		Label(fr, text=_("Traveling Z:")).grid(row=0,column=0)
		Entry(fr, text="0", exportselection=0,textvariable=str(self.vars[section][name])).grid(row=0,column=1)
		Label(fr, text=_("mm")).grid(row=0,column=3)
		
		name='drawing_z'
		Label(fr, text=_("Drawing Z:")).grid(row=1,column=0)
		Entry(fr, text="0", exportselection=0,textvariable=str(self.vars[section][name])).grid(row=1,column=1)
		Label(fr, text=_("mm")).grid(row=1,column=3)
		
		
		name='feedrate'
		Label(fr, text=_("Feedrate:")).grid(row=2,column=0)
		Entry(fr, exportselection=0,textvariable=str(self.vars[section][name])).grid(row=2,column=1)
		Label(fr, text=_("steps/sec.")).grid(row=2,column=3)
		
		# define bounding box: x,y,w,h
		
		
		# border settings
		section='border'
		fr = LabelFrame(opts,bd=1,text=_("Border options:"))
		fr.pack(padx=10,pady=10,ipadx=10,ipady=10,expand="yes",fill='both')

		name='type'
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		Radiobutton(f, text=_('Threshold'), variable=str(self.vars[section][name]), value='threshold',command=self._select_border).pack(side=LEFT,anchor=W)
		Radiobutton(f, text=_('Z'), variable=str(self.vars[section][name]), value='z',command=self._select_border).pack(side=LEFT,anchor=W)
		
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		
		name='width_threshold'
		Label(f, text=_("Border width threshold: ")).grid(row=0,column=0)
		Entry(f, exportselection=0,textvariable=str(self.vars[section][name])).grid(row=0,column=1)
		
		name='color_threshold'
		Label(f, text=_("Border color threshold: ")).grid(row=1,column=0)
		Entry(f, textvariable=str(self.vars[section][name]), exportselection=0).grid(row=1,column=1)
		
		
		section='fill'
		
		# fillsettings
		fr = LabelFrame(opts,bd=1,text=_("Fill options:"))
		fr.pack(padx=10,pady=10,ipadx=10,ipady=10,expand="yes",fill='both')
		
		name='type'
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		Radiobutton(f, text=_('Hatching'), variable=str(self.vars[section][name]), value='hatching',command=self._select_border).pack(side=LEFT,anchor=W)
		Radiobutton(f, text=_('Z'), variable=str(self.vars[section][name]), value='z',command=self._select_border).pack(side=LEFT,anchor=W)
		
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		name,row='angle',0
		Label(f, text=_("Angle: ")).grid(row=row,column=0)
		Entry(f, exportselection=0,textvariable=str(self.vars[section][name])).grid(row=row,column=1)
		Label(f, text=_("°")).grid(row=row,column=2)
		
		name,row='hatching_layers',1
		Label(f, text=_("Hatching Layers: ")).grid(row=row,column=0)
		Entry(f, exportselection=0,textvariable=str(self.vars[section][name])).grid(row=row,column=1)
		
		name,row='angle_stepwidth',2
		Label(f, text=_("Stepwidth: ")).grid(row=row,column=0)
		Entry(f, exportselection=0,textvariable=str(self.vars[section][name])).grid(row=row,column=1)
		Label(f, text=_("°")).grid(row=row,column=2)
		
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		name='hatching_min_density'
		Label(f, text=_("Density min: ")).pack(side=LEFT)
		Entry(f, width=6, exportselection=0,textvariable=str(self.vars[section][name])).pack(side=LEFT)
		Label(f, text=_("max:")).pack(side=LEFT)
		name = 'hatching_max_density'
		Entry(f, width=6, exportselection=0,textvariable=str(self.vars[section][name])).pack(side=LEFT)
		Label(f, text=_("lines/cm")).pack(side=LEFT)
		name = 'hatching_density_steps'
		Label(f, text=_("Steps")).pack(side=LEFT)
		Entry(f, width=6, exportselection=0,textvariable=str(self.vars[section][name])).pack(side=LEFT)
		
		f = Frame(fr)
		f.pack(expand='yes',fill='both')
		
		
		#'z_density':5.0, # lines/cm

		# self.fill_method hatch / z radio-button
		# self.fill_angle 
		
		# self.fill_hatch_min_density Label+Entry
		# self.fill_hatch_max_density Label+Entry
		# self.fill_hatch_count_layers
		
		# self.fill_z_density
		self.win.update()
		self.canvas = Canvas(self.win,width=self.win.winfo_height(),height=self.win.winfo_height(),bg='#cccccc')
		self.canvas.pack(side=RIGHT)
		
		# open file > starts convert!
		# progress indicator
		# result view
	
	def quit(self):
		self.updateConfig()
		base.destroy()
		pass
	
	
	def _select_border(self):
		self.config.set('border','type',self.vars['border']['type'].get())
	
	def _select_file(self):
		selected_file = askopenfilename(filetypes=[(_("SVG Files"),'*.svg')],initialdir=self.config.get('private','last_directory'))
		if selected_file=='': # user abort
			return
		self.runbut["state"] = ACTIVE
		self.infilename = selected_file
		# set filename onto
		self.filename_label["text"] = os.path.basename(self.infilename)
		# save last directory to settings
		self.config.set('private','last_directory',os.path.dirname(self.infilename))
		self.saveConfig()
	
	def draw(self):
		# make
		self.canvas.delete(ALL)
		scale = float(self.canvas.winfo_width()-20) / max(self.gmaker.pmax.x,self.gmaker.pmax.y)
		w = (self.gmaker.pmax.x-self.gmaker.pmin.x)*scale
		h = (self.gmaker.pmax.y-self.gmaker.pmin.y)*scale
		move = Point((float(self.canvas.winfo_width())-w)/2.0,(float(self.canvas.winfo_height())-h)/2.0) + Point(10,10)

		for line in self.gmaker.draws:
			self.canvas.create_line( move.x+line.p0.x*scale, move.y+line.p0.y*scale, move.x+line.pn.x*scale, move.y+line.pn.y*scale, fill='#666666')
		
		
		# rulers
		self.canvas.create_rectangle(0,0,self.canvas.winfo_width(),10,fill='#999999',width=0)
		self.canvas.create_rectangle(0,10,10,self.canvas.winfo_height(),fill='#999999',width=0)
		#self.canvas.create_line(0,10,self.canvas.winfo_width(),10,fill='#000000',border=None)
		#self.canvas.create_line(10,0,10,self.canvas.winfo_height(),fill='#000000',border=None)
		
		fct=5
		i=0
		x = move.x
		while x < self.canvas.winfo_width():
			if (i%10) == 0: 
				l=10
				self.canvas.create_text(x+1,2,anchor=NW,text=str(fct*i),font=("Helvetica",9,"normal"))
			else: 
				l=5
			self.canvas.create_line(x,10-l,x,10,fill='#000000')
			x+=fct*scale
			i+=1
		
		i=0
		y = move.y
		while y < self.canvas.winfo_height():
			if (i%10) == 0: 
				l=10
				self.canvas.create_text(2,y+1,anchor=NW,text=str(fct*i),font=("Helvetica",9,"normal"))
			else: 
				l=5
			self.canvas.create_line(10-l,y,10,y,fill='#000000')
			y+=fct*scale
			i+=1
			
		#self.canvas.create_line(move.x-5, move.y, move.x+5, move.y, fill='#ff0000')
		#self.canvas.create_line(move.x, move.y-5, move.x, move.y+5, fill='#ff0000')
		
		
	def can_convert(self):
		return self.infilename != None and os.path.exists(self.infilename)
		
	def do_convert(self):
		if not self.can_convert(): 
			# put some error message
			return False
		self.updateConfig()
		self.infile = open(self.infilename,'r')
		self.interpreter = SVGRenderer(precision=float(self.config.get("parse","precision")))
		self.interpreter.parseFile(self.infile)
		self.gmaker = GMaker(self.interpreter,machine=self.config.items('machine'),border=self.config.items('border'),fill=self.config.items('fill'))
		
		self.outfile=open(self.infilename+".gcode",'w')
		self.outfile.write(self.gmaker.getDrawingCode())
		self.outfile.close()
		
		self.draw()