Remove grid traces in switches

This patch adds two extra parameters that allow to remove the
traces in the fore and/or background in each switch. Alone is
 not very useful, but combined with the other patches makes
it more useful.

klepcbgen.py

@@ -22,6 +22,17 @@ def parse_command_line_arguments():
         help='The base name of the output files (e.g. "id80" will result in "id80.sch" and \
                 "id80.pcb"',
     )
+    parser.add_argument(
+        "--no-grid-background-tracks", action="store_true",
+        help="Don't add background-layer tracks to each button.",
+        default=False
+    )
+    parser.add_argument(
+        "--no-grid-foreground-tracks", action="store_true",
+        help="Don't add foreground-layer tracks to each button.",
+        default=False
+    )
+
     args = parser.parse_args()
 
     if not args.infile:
@@ -37,4 +48,4 @@ def parse_command_line_arguments():
     arguments = parse_command_line_arguments()
     kbpcbgen = KLEPCBGenerator()
     kbpcbgen.generate_kicadproject(arguments)
-    kbpcbgen.keyboard.print_key_info()
+    kbpcbgen.keyboard.print_key_info()

klepcbgenmod.py

@@ -164,6 +164,8 @@ def generate_kicadproject(self, arguments):
         if not os.path.exists(arguments.outname):
             os.mkdir(arguments.outname)
 
+        self._no_grid_background_tracks = arguments.no_grid_background_tracks
+        self._no_grid_foreground_tracks = arguments.no_grid_foreground_tracks
         self.read_kle_json(arguments)
         self.generate_rows_and_columns()
         self.generate_schematic(arguments)
@@ -362,51 +364,55 @@ def place_layout_components(self):
             )
 
             # Place vias
-            for offset in col_via_offsets:
-                via_x = ref_x + offset[0]
-                via_y = ref_y + offset[1]
+            if not self._no_grid_foreground_tracks:
+                for offset in col_via_offsets:
+                    via_x = ref_x + offset[0]
+                    via_y = ref_y + offset[1]
+                    components_section = (
+                        components_section
+                        + viatpl.render(x=via_x, y=via_y, netnum=key.colnetnum)
+                        + "\n"
+                    )
+
+            if not self._no_grid_background_tracks:
+                for offset in row_via_offsets:
+                    via_x = ref_x + offset[0]
+                    via_y = ref_y + offset[1]
+                    components_section = (
+                        components_section
+                        + viatpl.render(x=via_x, y=via_y, netnum=key.rownetnum)
+                        + "\n"
+                    )
+
+            # Place traces
+            if not self._no_grid_background_tracks:
                 components_section = (
                     components_section
-                    + viatpl.render(x=via_x, y=via_y, netnum=key.colnetnum)
+                    + tracetpl.render(
+                        x1=ref_x + row_via_offsets[0][0],
+                        y1=ref_y + row_via_offsets[0][1],
+                        x2=ref_x + row_via_offsets[1][0],
+                        y2=ref_y + row_via_offsets[1][1],
+                        layer="B.Cu",
+                        netnum=key.rownetnum,
+                    )
                     + "\n"
                 )
 
-            for offset in row_via_offsets:
-                via_x = ref_x + offset[0]
-                via_y = ref_y + offset[1]
+            if not self._no_grid_foreground_tracks:
                 components_section = (
                     components_section
-                    + viatpl.render(x=via_x, y=via_y, netnum=key.rownetnum)
+                    + tracetpl.render(
+                        x1=ref_x + col_via_offsets[0][0],
+                        y1=ref_y + col_via_offsets[0][1],
+                        x2=ref_x + col_via_offsets[1][0],
+                        y2=ref_y + col_via_offsets[1][1],
+                        layer="F.Cu",
+                        netnum=key.colnetnum,
+                    )
                     + "\n"
                 )
 
-            # Place traces
-            components_section = (
-                components_section
-                + tracetpl.render(
-                    x1=ref_x + row_via_offsets[0][0],
-                    y1=ref_y + row_via_offsets[0][1],
-                    x2=ref_x + row_via_offsets[1][0],
-                    y2=ref_y + row_via_offsets[1][1],
-                    layer="B.Cu",
-                    netnum=key.rownetnum,
-                )
-                + "\n"
-            )
-
-            components_section = (
-                components_section
-                + tracetpl.render(
-                    x1=ref_x + col_via_offsets[0][0],
-                    y1=ref_y + col_via_offsets[0][1],
-                    x2=ref_x + col_via_offsets[1][0],
-                    y2=ref_y + col_via_offsets[1][1],
-                    layer="F.Cu",
-                    netnum=key.colnetnum,
-                )
-                + "\n"
-            )
-
             components_section = (
                 components_section
                 + tracetpl.render(