kicad: Fix layers attribute handling and improve rotation API

4 files changed, 45 insertions, 4 deletions

diff --git a/gerbonara/cad/kicad/base_types.py b/gerbonara/cad/kicad/base_types.py
index fafb802..2a6f196 100644
--- a/gerbonara/cad/kicad/base_types.py
+++ b/gerbonara/cad/kicad/base_types.py
@@ -202,7 +202,6 @@ class TextEffect:
     hide: Flag() = False
     justify: OmitDefault(Justify) = field(default_factory=Justify)
 
-
 @sexp_type('tstamp')
 class Timestamp:
     value: str = field(default_factory=uuid.uuid4)
diff --git a/gerbonara/cad/kicad/footprints.py b/gerbonara/cad/kicad/footprints.py
index 9772b55..aedf9b8 100644
--- a/gerbonara/cad/kicad/footprints.py
+++ b/gerbonara/cad/kicad/footprints.py
@@ -389,6 +389,12 @@ class Pad:
     _: SEXP_END = None
     footprint: object = None
 
+    def __after_parse__(self, parent=None):
+        self.layers = unfuck_layers(self.layers)
+
+    def __before_sexp__(self):
+        self.layers = fuck_layers(self.layers)
+
     def find_connected(self, **filters):
         """ Find footprints connected to the same net as this pad """
         return self.footprint.board.find_footprints(net=self.net.name, **filters)
@@ -677,12 +683,19 @@ class Footprint:
             x, y = self.at.x-cx, self.at.y-cy
             self.at.x = math.cos(angle)*x - math.sin(angle)*y + cx
             self.at.y = math.sin(angle)*x + math.cos(angle)*y + cy
-        
-        self.at.rotation -= math.degrees(angle)
 
+        self.at.rotation -= math.degrees(angle)
         for pad in self.pads:
             pad.at.rotation -= math.degrees(angle)
 
+    def set_rotation(self, angle):
+        old_deg = self.at.rotation
+        new_deg = self.at.rotation = -math.degrees(angle)
+        delta = new_deg - old_deg
+
+        for pad in self.pads:
+            pad.at.rotation += delta
+
     def objects(self, text=False, pads=True):
         return chain(
                 (self.texts if text else []),
diff --git a/gerbonara/cad/kicad/pcb.py b/gerbonara/cad/kicad/pcb.py
index 2b28655..9ab00b3 100644
--- a/gerbonara/cad/kicad/pcb.py
+++ b/gerbonara/cad/kicad/pcb.py
@@ -251,6 +251,10 @@ class Board:
     def __before_sexp__(self):
         self.properties = [Property(key, value) for key, value in self.properties.items()]
 
+    def unfill_zones(self):
+        for zone in self.zones:
+            zone.unfill()
+
     def find_pads(self, net=None):
         for fp in self.footprints:
             for pad in fp.pads:
diff --git a/gerbonara/cad/kicad/primitives.py b/gerbonara/cad/kicad/primitives.py
index 40cb22c..6e9f41d 100644
--- a/gerbonara/cad/kicad/primitives.py
+++ b/gerbonara/cad/kicad/primitives.py
@@ -1,10 +1,24 @@
 
 import enum
+import re
 
 from .sexp import *
 from .base_types import *
 
 
+def unfuck_layers(layers):
+    if layers and layers[0] == 'F&B.Cu':
+        return ['F.Cu', 'B.Cu', *layers[1:]]
+    else:
+        return layers
+
+def fuck_layers(layers):
+    if layers and 'F.Cu' in layers and 'B.Cu' in layers and not any(re.match(r'^In[0-9]+\.Cu$', l) for l in layers):
+        return ['F&B.Cu', *(l for l in layers if l not in ('F.Cu', 'B.Cu'))]
+    else:
+        return layers
+
+
 @sexp_type('hatch')
 class Hatch:
     style: AtomChoice(Atom.none, Atom.edge, Atom.full) = Atom.edge
@@ -81,12 +95,23 @@ class Zone:
     connect_pads: PadConnection = field(default_factory=PadConnection)
     min_thickness: Named(float) = 0.254
     filled_areas_thickness: Named(YesNoAtom()) = True
-    keepout: ZoneKeepout = field(default_factory=ZoneKeepout)
+    keepout: ZoneKeepout = None
     fill: ZoneFill = field(default_factory=ZoneFill)
     polygon: ZonePolygon = field(default_factory=ZonePolygon)
     fill_polygons: List(FillPolygon) = field(default_factory=list)
     fill_segments: List(FillSegment) = field(default_factory=list)
 
+    def __after_parse__(self, parent=None):
+        self.layers = unfuck_layers(self.layers)
+
+    def __before_sexp__(self):
+        self.layers = fuck_layers(self.layers)
+
+    def unfill(self):
+        self.fill.yes = False
+        self.fill_polygons = []
+        self.fill_segments = []
+
 
 @sexp_type('polygon')
 class RenderCachePolygon: