Added progress bar. Opening, parsing and plotting files (File->Open...) is now done in the background and shown in progress bar.

camlib.py

@@ -1,12 +1,3 @@
-#import cairo
-
-#from string import *
-#from math import *
-#from random import *
-#from struct import *
-#import os
-#import sys
-
 from numpy import arctan2, Inf, array, sqrt, pi, ceil, sin, cos
 from matplotlib.figure import Figure
 
@@ -346,7 +337,7 @@ class Excellon(Geometry):
 
 class CNCjob(Geometry):
     def __init__(self, units="in", kind="generic", z_move = 0.1,
-                 feedrate = 3.0, z_cut = -0.002):
+                 feedrate = 3.0, z_cut = -0.002, tooldia = 0.0):
         
         # Options
         self.kind = kind
@@ -354,6 +345,7 @@ class CNCjob(Geometry):
         self.z_cut = z_cut
         self.z_move = z_move
         self.feedrate = feedrate
+        self.tooldia = tooldia
         
         # Constants
         self.unitcode = {"in": "G20", "mm": "G21"}
@@ -367,8 +359,7 @@ class CNCjob(Geometry):
         # Bounds of geometry given to CNCjob.generate_from_geometry()
         self.input_geometry_bounds = None
         
-        # Tool diameter given to CNCjob.generate_from_geometry()
-        self.tooldia = 0
+        
         
         # Output generated by CNCjob.create_gcode_geometry()
         #self.G_geometry = None

cirkuix.py

@@ -1,35 +1,35 @@
-from gi.repository import Gtk
 
-import matplotlib.pyplot as plt
-plt.ioff()
+import threading
+from gi.repository import Gtk
 
 from matplotlib.figure import Figure
 from numpy import arange, sin, pi
 from matplotlib.backends.backend_gtk3agg import FigureCanvasGTK3Agg as FigureCanvas
-#from matplotlib.backends.backend_gtk3 import NavigationToolbar2GTK3 as NavigationToolbar
 #from matplotlib.backends.backend_gtk3cairo import FigureCanvasGTK3Cairo as FigureCanvas
 #from matplotlib.backends.backend_cairo import FigureCanvasCairo as FigureCanvas
-#import cairo
 
 from camlib import *
 
+
 class CirkuixObj:
     def __init__(self, name, kind):
         self.name = name
         self.kind = kind
-        
+
+
 class CirkuixGerber(CirkuixObj, Gerber):
     def __init__(self, name):
         Gerber.__init__(self)
         CirkuixObj.__init__(self, name, "gerber")
-        self.fields = [{"name":"plot", 
-                        "type":bool, 
-                        "value":True, 
-                        "get":None, 
-                        "set":None, 
-                        "onchange":None},
+        self.fields = [{"name": "plot",
+                        "type": bool,
+                        "value": True,
+                        "get": None,
+                        "set": None,
+                        "onchange": None},
                        {}]
-        
+
+
 class CirkuixExcellon(CirkuixObj, Excellon):
     def __init__(self, name):
         Excellon.__init__(self)
@@ -37,13 +37,17 @@ class CirkuixExcellon(CirkuixObj, Excellon):
         self.options = {"plot": True,
                         "solid": False,
                         "multicolored": False}
-        
+
+
 class CirkuixCNCjob(CirkuixObj, CNCjob):
-    def __init__(self, name):
-        CNCjob.__init__(self)
+    def __init__(self, name, units="in", kind="generic", z_move=0.1,
+                 feedrate=3.0, z_cut=-0.002, tooldia=0.0):
+        CNCjob.__init__(self, units=units, kind=kind, z_move=z_move,
+                        feedrate=feedrate, z_cut=z_cut, tooldia=tooldia)
         CirkuixObj.__init__(self, name, "cncjob")
         self.options = {"plot": True}
 
+
 class CirkuixGeometry(CirkuixObj, Geometry):
     def __init__(self, name):
         CirkuixObj.__init__(self, name, "geometry")
@@ -51,9 +55,10 @@ class CirkuixGeometry(CirkuixObj, Geometry):
                         "solid": False,
                         "multicolored": False}
 
+
 class CirkuixObjForm:
-    def __init__(self, container, Cobj):
-        self.Cobj = Cobj
+    def __init__(self, container, cobj):
+        self.cobj = cobj
         self.container = container
         self.fields = {}
     
@@ -68,13 +73,16 @@ class CirkuixObjForm:
 
 def get_entry_text(entry):
     return entry.get_text()
-    
+
+
 def get_entry_int(entry):
     return int(entry.get_text())
-    
+
+
 def get_entry_float(entry):
     return float(entry.get_text())
-    
+
+
 def get_entry_eval(entry):
     return eval(entry.get_text)
 
@@ -85,6 +93,7 @@ getters = {"entry_text":get_entry_text,
 
 setters = {"entry"}
 
+
 class App:
     def __init__(self):
         
@@ -99,7 +108,10 @@ class App:
         self.positionLabel = self.builder.get_object("label3")      
         self.grid = self.builder.get_object("grid1")
         self.notebook = self.builder.get_object("notebook1")
-        
+        self.info_label = self.builder.get_object("label_status")
+        self.progress_bar = self.builder.get_object("progressbar")
+        self.progress_bar.set_show_text(True)
+
         ## Event handling ##
         self.builder.connect_signals(self)
         
@@ -115,7 +127,7 @@ class App:
         ########################################
         ##               DATA                 ##
         ########################################
-        self.stuff = {} # CirkuixObj's by name
+        self.stuff = {}  # CirkuixObj's by name
         
         self.mouse = None
         
@@ -131,7 +143,7 @@ class App:
         
     def plot_setup(self):
         self.figure = Figure(dpi=50)
-        self.axes = self.figure.add_axes([0.05,0.05,0.9,0.9])
+        self.axes = self.figure.add_axes([0.05, 0.05, 0.9, 0.9])
         self.axes.set_aspect(1)
         #t = arange(0.0,5.0,0.01)
         #s = sin(2*pi*t)
@@ -148,23 +160,29 @@ class App:
         ########################################
         self.canvas.mpl_connect('button_press_event', self.on_click_over_plot)
         self.canvas.mpl_connect('motion_notify_event', self.on_mouse_move_over_plot)
-        self.canvas.set_can_focus(True) # For key press
+        self.canvas.set_can_focus(True)  # For key press
         self.canvas.mpl_connect('key_press_event', self.on_key_over_plot)
         self.canvas.mpl_connect('scroll_event', self.on_scroll_over_plot)
         
-        self.grid.attach(self.canvas,0,0,600,400)
-    
+        self.grid.attach(self.canvas, 0, 0, 600, 400)
+
+    def info(self, text):
+        """
+        Show text on the status bar.
+        """
+        self.info_label.set_text(text)
+
     def zoom(self, factor, center=None):
-        '''
+        """
         Zooms the plot by factor around a given
         center point. Takes care of re-drawing.
-        '''
+        """
         xmin, xmax = self.axes.get_xlim()
         ymin, ymax = self.axes.get_ylim()
         width = xmax-xmin
         height = ymax-ymin
         
-        if center == None:
+        if center is None:
             center = [(xmin+xmax)/2.0, (ymin+ymax)/2.0]
         
         # For keeping the point at the pointer location
@@ -225,10 +243,7 @@ class App:
 
     def plot_cncjob(self, job):
         #job.gcode_parse()
-        tooldia_text = self.builder.get_object("entry_tooldia").get_text()
-        tooldia_val = eval(tooldia_text)
-        job.plot2(self.axes, tooldia=tooldia_val)
-        
+        job.plot2(self.axes)
         self.canvas.queue_draw()
         
     def plot_geometry(self, geometry):
@@ -331,6 +346,10 @@ class App:
         self.axes.cla()
         self.canvas.queue_draw()
 
+    def get_eval(self, widget_name):
+        value = self.builder.get_object(widget_name).get_text()
+        return eval(value)
+        
     ########################################
     ##         EVENT HANDLERS             ##
     ########################################
@@ -356,7 +375,38 @@ class App:
         self.stuff[iso_name] = geo        
         self.build_list()
         
+    def on_generate_cncjob(self, widget):
+        print "Generating CNC job"
+        # Get required info
+        cutz = self.get_eval("entry_geometry_cutz")
+        travelz = self.get_eval("entry_geometry_travelz")
+        feedrate = self.get_eval("entry_geometry_feedrate")
+        
+        geometry = self.stuff[self.selected_item_name]
+        job_name = self.selected_item_name + "_cnc"
+        job = CirkuixCNCjob(job_name, z_move = travelz, z_cut = cutz, feedrate = feedrate)
+        job.generate_from_geometry(geometry.solid_geometry)
+        job.gcode_parse()
+        job.create_geometry()
         
+        # Add to App and update.        
+        self.stuff[job_name] = job      
+        self.build_list()
+
+    def on_cncjob_tooldia_activate(self, widget):
+        job = self.stuff[self.selected_item_name]
+        tooldia = self.get_eval("entry_cncjob_tooldia")
+        job.tooldia = tooldia
+        print "Changing tool diameter to:", tooldia
+
+    def on_cncjob_exportgcode(self, widget):
+        def on_success(self, filename):
+            cncjob = self.stuff[self.selected_item_name]
+            f = open(filename, 'w')
+            f.write(cncjob.gcode)
+            f.close()
+            print "Saved to:", filename
+        self.file_chooser_save_action(on_success)
 
     def on_delete(self, widget):
         self.stuff.pop(self.selected_item_name)
@@ -426,7 +476,7 @@ class App:
     
     def file_chooser_action(self, on_success):
         '''
-        Opens the file chooser and runs on_success
+        Opens the file chooser and runs on_success on a separate thread
         upon completion of valid file choice.
         '''
         dialog = Gtk.FileChooserDialog("Please choose a file", self.window,
@@ -435,50 +485,130 @@ class App:
              Gtk.STOCK_OPEN, Gtk.ResponseType.OK))
         response = dialog.run()
         if response == Gtk.ResponseType.OK:
-            on_success(self, dialog.get_filename())
+            filename = dialog.get_filename()
+            dialog.destroy()
+            t = threading.Thread(target=on_success, args=(self, filename))
+            t.daemon = True
+            t.start()
+            #on_success(self, filename)
         elif response == Gtk.ResponseType.CANCEL:
             print("Cancel clicked")
-        dialog.destroy()    
+            dialog.destroy()    
+    
+    def file_chooser_save_action(self, on_success):
+        '''
+        Opens the file chooser and runs on_success
+        upon completion of valid file choice.
+        '''
+        dialog = Gtk.FileChooserDialog("Save file", self.window,
+            Gtk.FileChooserAction.SAVE,
+            (Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
+             Gtk.STOCK_SAVE, Gtk.ResponseType.OK))
+        dialog.set_current_name("Untitled")
+        response = dialog.run()
+        if response == Gtk.ResponseType.OK:
+            filename = dialog.get_filename()
+            dialog.destroy()
+            on_success(self, filename)
+        elif response == Gtk.ResponseType.CANCEL:
+            print("Cancel clicked")
+            dialog.destroy()
     
     def on_fileopengerber(self, param):
         def on_success(self, filename):
+            self.progress_bar.set_text("Opening Gerber ...")
+            self.progress_bar.set_fraction(0.1)
+
             name = filename.split('/')[-1].split('\\')[-1]
             gerber = CirkuixGerber(name)
+
+            self.progress_bar.set_text("Parsing ...")
+            self.progress_bar.set_fraction(0.2)
+
             gerber.parse_file(filename)
             self.store.append([name])
-            #self.gerbers.append(gerber)
             self.stuff[name] = gerber
+
+            self.progress_bar.set_text("Plotting ...")
+            self.progress_bar.set_fraction(0.6)
+
             self.plot_gerber(gerber)
             self.on_zoom_fit(None)
+
+            self.progress_bar.set_text("Done!")
+            self.progress_bar.set_fraction(1.0)
+
+            def clear_bar(bar):
+                bar.set_text("")
+                bar.set_fraction(0.0)
+            threading.Timer(1, clear_bar, args=(self.progress_bar,)).start()
         self.file_chooser_action(on_success)
     
     def on_fileopenexcellon(self, param):
         def on_success(self, filename):
+            self.progress_bar.set_text("Opening Excellon ...")
+            self.progress_bar.set_fraction(0.1)
+
             name = filename.split('/')[-1].split('\\')[-1]
             excellon = CirkuixExcellon(name)
+
+            self.progress_bar.set_text("Parsing ...")
+            self.progress_bar.set_fraction(0.2)
+
             excellon.parse_file(filename)
             self.store.append([name])
-            #self.excellons.append(excellon)
             self.stuff[name] = excellon
+
+            self.progress_bar.set_text("Plotting ...")
+            self.progress_bar.set_fraction(0.6)
+
             self.plot_excellon(excellon)
             self.on_zoom_fit(None)
+
+            self.progress_bar.set_text("Done!")
+            self.progress_bar.set_fraction(1.0)
+
+            def clear_bar(bar):
+                bar.set_text("")
+                bar.set_fraction(0.0)
+            threading.Timer(1, clear_bar, args=(self.progress_bar,)).start()
+
         self.file_chooser_action(on_success)
     
     def on_fileopengcode(self, param):
         def on_success(self, filename):
+            self.progress_bar.set_text("Opening G-Code ...")
+            self.progress_bar.set_fraction(0.1)
+
             name = filename.split('/')[-1].split('\\')[-1]
             f = open(filename)
             gcode = f.read()
             f.close()
-            job = CirkuixCNCjob(name)
+            tooldia = self.get_eval("entry_tooldia")
+            job = CirkuixCNCjob(name, tooldia=tooldia)
             job.gcode = gcode
+
+            self.progress_bar.set_text("Parsing ...")
+            self.progress_bar.set_fraction(0.2)
+
             job.gcode_parse()
             job.create_geometry()
             self.store.append([name])
-            #self.cncjobs.append(job)
             self.stuff[name] = job
+
+            self.progress_bar.set_text("Plotting ...")
+            self.progress_bar.set_fraction(0.6)
+
             self.plot_cncjob(job)
             self.on_zoom_fit(None)
+
+            self.progress_bar.set_text("Done!")
+            self.progress_bar.set_fraction(1.0)
+
+            def clear_bar(bar):
+                bar.set_text("")
+                bar.set_fraction(0.0)
+            threading.Timer(1, clear_bar, args=(self.progress_bar,)).start()
         self.file_chooser_action(on_success)
         
     def on_mouse_move_over_plot(self, event):

cirkuix.ui

@@ -144,13 +144,77 @@
           </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkBox" id="box9">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="margin_top">3</property>
+            <property name="margin_bottom">3</property>
+            <property name="spacing">3</property>
+            <child>
+              <object class="GtkLabel" id="label22">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="xalign">1</property>
+                <property name="label" translatable="yes">Tool diam:</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">True</property>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkEntry" id="entry_cncjob_tooldia">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="invisible_char">●</property>
+                <signal name="activate" handler="on_cncjob_tooldia_activate" swapped="no"/>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">True</property>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">6</property>
+          </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkLabel" id="label26">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="margin_top">3</property>
+            <property name="xalign">0</property>
+            <property name="ypad">3</property>
+            <property name="label" translatable="yes">Export G-Code:</property>
+            <attributes>
+              <attribute name="weight" value="semibold"/>
+            </attributes>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">7</property>
+          </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkButton" id="button3">
+            <property name="label" translatable="yes">Export</property>
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <signal name="activate" handler="on_cncjob_exportgcode" swapped="no"/>
+            <signal name="clicked" handler="on_cncjob_exportgcode" swapped="no"/>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">8</property>
+          </packing>
         </child>
         <child>
           <placeholder/>
@@ -429,13 +493,131 @@
           </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkLabel" id="label21">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="margin_top">5</property>
+            <property name="xalign">0</property>
+            <property name="ypad">3</property>
+            <property name="label" translatable="yes">Create CNC Job:</property>
+            <attributes>
+              <attribute name="weight" value="semibold"/>
+            </attributes>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">6</property>
+          </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkGrid" id="grid3">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="row_spacing">2</property>
+            <property name="column_spacing">4</property>
+            <child>
+              <object class="GtkEntry" id="entry_geometry_cutz">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="invisible_char">●</property>
+              </object>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="top_attach">0</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkEntry" id="entry_geometry_travelz">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="invisible_char">●</property>
+              </object>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="top_attach">1</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkEntry" id="entry_geometry_feedrate">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="invisible_char">●</property>
+              </object>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="top_attach">2</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkLabel" id="label23">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="xalign">1</property>
+                <property name="label" translatable="yes">Cut Z:</property>
+              </object>
+              <packing>
+                <property name="left_attach">0</property>
+                <property name="top_attach">0</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkLabel" id="label24">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="xalign">1</property>
+                <property name="label" translatable="yes">Travel Z:</property>
+              </object>
+              <packing>
+                <property name="left_attach">0</property>
+                <property name="top_attach">1</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkLabel" id="label25">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="xalign">1</property>
+                <property name="label" translatable="yes">Feed rate:</property>
+              </object>
+              <packing>
+                <property name="left_attach">0</property>
+                <property name="top_attach">2</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">7</property>
+          </packing>
         </child>
         <child>
-          <placeholder/>
+          <object class="GtkButton" id="button2">
+            <property name="label" translatable="yes">Generate</property>
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <signal name="activate" handler="on_generate_cncjob" swapped="no"/>
+            <signal name="clicked" handler="on_generate_cncjob" swapped="no"/>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">8</property>
+          </packing>
         </child>
         <child>
           <placeholder/>
@@ -592,6 +774,7 @@
           <object class="GtkLabel" id="label13">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
+            <property name="margin_top">5</property>
             <property name="xalign">0</property>
             <property name="ypad">3</property>
             <property name="label" translatable="yes">Isolation Routing:</property>
@@ -1098,7 +1281,7 @@
                   <object class="GtkLabel" id="label1">
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
-                    <property name="label" translatable="yes">Options</property>
+                    <property name="label" translatable="yes">Defaults</property>
                   </object>
                   <packing>
                     <property name="tab_fill">False</property>
@@ -1185,10 +1368,30 @@
             <property name="margin_top">3</property>
             <property name="margin_bottom">3</property>
             <child>
-              <object class="GtkLabel" id="label4">
+              <object class="GtkFrame" id="frame1">
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
-                <property name="label" translatable="yes">Cmd:</property>
+                <property name="hexpand">True</property>
+                <property name="label_xalign">0</property>
+                <property name="shadow_type">out</property>
+                <child>
+                  <object class="GtkAlignment" id="alignment1">
+                    <property name="visible">True</property>
+                    <property name="can_focus">False</property>
+                    <property name="left_padding">12</property>
+                    <child>
+                      <object class="GtkLabel" id="label_status">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="hexpand">True</property>
+                        <property name="xalign">0</property>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+                <child type="label_item">
+                  <placeholder/>
+                </child>
               </object>
               <packing>
                 <property name="expand">False</property>
@@ -1197,26 +1400,31 @@
               </packing>
             </child>
             <child>
-              <object class="GtkEntry" id="entry1">
+              <object class="GtkLabel" id="label3">
+                <property name="width_request">120</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="invisible_char">●</property>
+                <property name="can_focus">False</property>
+                <property name="margin_left">5</property>
+                <property name="margin_right">5</property>
+                <property name="label" translatable="yes">X: 0.0    Y: 0.0</property>
               </object>
               <packing>
-                <property name="expand">True</property>
+                <property name="expand">False</property>
                 <property name="fill">True</property>
                 <property name="position">1</property>
               </packing>
             </child>
             <child>
-              <object class="GtkLabel" id="label3">
-                <property name="width_request">200</property>
+              <object class="GtkProgressBar" id="progressbar">
+                <property name="width_request">50</property>
+                <property name="height_request">10</property>
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
-                <property name="margin_left">5</property>
-                <property name="margin_right">5</property>
-                <property name="xalign">0</property>
-                <property name="label" translatable="yes">X: 0.0    Y: 0.0</property>
+                <property name="margin_left">2</property>
+                <property name="margin_right">2</property>
+                <property name="margin_top">2</property>
+                <property name="margin_bottom">2</property>
+                <property name="text" translatable="yes">Idle</property>
               </object>
               <packing>
                 <property name="expand">False</property>

test_excellon_1.py

@@ -1,45 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-Created on Sun Jan 05 13:30:47 2014
-
-@author: jpcaram
-"""
-
-from camlib import *
-#from matplotlib.figure import Figure
-from matplotlib import pyplot
-
-# Gerber. To see if the Excellon is correct
-project_dir = "C:/Users/jpcaram/Dropbox/VNA/KiCad_Squarer/"
-gerber_filename = project_dir + "KiCad_Squarer-F_Cu.gtl"
-g = Gerber()
-g.parse_file(gerber_filename)
-g.create_geometry()
-
-excellon_filename = project_dir + "KiCad_Squarer.drl"
-ex = Excellon()
-ex.parse_file(excellon_filename)
-ex.create_geometry()
-
-#fig = Figure()
-fig = pyplot.figure()
-ax = fig.add_subplot(111)
-ax.set_aspect(1)
-
-# Plot gerber
-for geo in g.solid_geometry:
-    x, y = geo.exterior.coords.xy
-    plot(x, y, 'k-')
-    for ints in geo.interiors:
-        x, y = ints.coords.xy
-        ax.plot(x, y, 'k-')
-        
-# Plot excellon
-for geo in ex.solid_geometry:
-    x, y = geo.exterior.coords.xy
-    plot(x, y, 'r-')
-    for ints in geo.interiors:
-        x, y = ints.coords.xy
-        ax.plot(x, y, 'g-')
-        
-fig.show()