Make no_designators and a translated origin the default.

examples/arc_test.py

@@ -5,15 +5,10 @@ def arc_test(cols, rows, spacing):
     # Create a new Circuit Painter
     painter = CircuitPainter()
 
-    # Start drawing at position 50, 50 on the circuit board canvas, so that it
-    # fits in the sheet nicely.
-    painter.translate(50,50)
-
     # Draw a board outline
     painter.layer("Edge_Cuts")
     painter.rect(-spacing,-spacing,(cols)*spacing,(rows)*spacing)
 
-
     painter.layer("F_Cu")
     painter.rect_zone(-spacing,-spacing,(cols)*spacing,(rows)*spacing,"vbat")
     painter.layer("B_Cu")

examples/asterix.py

@@ -4,7 +4,6 @@
 
 def asterix(arms,leds_per_arm):
     painter = CircuitPainter()
-    painter.no_designators()
 
     # Start drawing at a nicer location
     painter.translate(100,100)
@@ -101,7 +100,7 @@ def asterix(arms,leds_per_arm):
 if __name__ == "__main__":
     parser = ArgumentParser(description="Asterix")
     parser.add_argument('--arms',type=int,default=25, help="Number of arms")
-    parser.add_argument('--leds',type=int,default=12, help="Number of LEDs per arm")
+    parser.add_argument('--leds',type=int,default=8, help="Number of LEDs per arm")
     parser.add_argument('--save',action="store_true",help="Save the design to a KiCad file")
     args = parser.parse_args()
 

examples/hello_painter.py

@@ -1,7 +1,6 @@
 from circuitpainter import CircuitPainter
 painter = CircuitPainter()
 
-painter.no_designators() # Don't show reference designator names on the board silkscreen
 painter.layer('F_Cu')
 painter.width(.2)
 

examples/learn_to_solder_example.py

@@ -3,10 +3,6 @@
 # Create a new circuit board
 painter = CircuitPainter()
 
-# Start drawing at position 50, 50 on the circuit board canvas, so that it
-# fits in the sheet nicely.
-painter.translate(50,50)
-
 # Draw a board outline for a 50x20mm PCB
 painter.layer("Edge_Cuts")
 painter.rect(0,0,50,20)

examples/lotus_leds.py

@@ -25,9 +25,6 @@ def lerp(a,b,percent):
 def lotus_leds(radius, leds,led_radius_percent):
     painter = CircuitPainter()
 
-    # Don't show reference designator names on the board silkscreen
-    painter.no_designators()
-
     anglular_step = math.ceil(360/leds)
 
     # Compute the radial positions that the component arcs start and stop at

src/circuitpainter/circuitpainter.py

@@ -124,12 +124,16 @@ class CircuitPainter:
     def __init__(
             self,
             filename=None,
-            library_path=None):
+            library_path=None,
+            preserve_origin=False):
         """ Create a Circuit Builder context
 
         :param filename: (optional) If specified, load the given PCB. If not
              specified, start with a blank PCB
         :param library_path: (optional) Path to the footprint libraries
+        :param preserve_origin: By default, Circuit Painter translates the
+             board origin to (40,40), so that the board will be inside of the
+             title block. Set this to false to keep the origin at (0,0).
         """
 
         if library_path==None:
@@ -155,7 +159,7 @@ def __init__(
         self.draw_width = 0.1
         self.draw_layer = "F_Cu"
         self.draw_fill = False
-        self.show_reference_designators = True
+        self.show_reference_designators = False
 
         # Put all generated items into a group, to make them easier to
         # identify.
@@ -173,6 +177,11 @@ def __init__(
         # once before the _fill_zones command is called.
         self.is_drc_run = False
 
+        # Start drawing at position 50, 50 on the circuit board canvas, so that it
+        # fits in the sheet nicely.
+        if not preserve_origin:
+            self.translate(50,50)
+
     def width(self, width):
         """ Set the width to use for drawing commands