Python interface: add methods to add or remove layers to/from a layer set. Usefull to modify the layer set of pads

Very minor other fixes.

pcbnew/class_pad.cpp

@@ -110,8 +110,6 @@ LSET D_PAD::ConnSMDMask()
 
 LSET D_PAD::UnplatedHoleMask()
 {
-    // was #define PAD_ATTRIB_HOLE_NOT_PLATED_DEFAULT_LAYERS ALL_CU_LAYERS |
-    // SILKSCREEN_LAYER_FRONT | SOLDERMASK_LAYER_BACK | SOLDERMASK_LAYER_FRONT
     static LSET saved = LSET::AllCuMask() | LSET( 3, F_SilkS, B_Mask, F_Mask );
     return saved;
 }

pcbnew/pcad2kicadpcb_plugin/examples/files.txt

@@ -5,3 +5,6 @@ A PCAD ASCII sample file can be downloaded from http://www.pcadbegin.webtm.ru
 (Provided by its author Andrey Manin <pcadbegin[at]rambler.ru>)
 
 http://www.pcadbegin.webtm.ru/schetchik.php?scach=1 (CK1202_V1.pcb)
+
+Other sample:
+http://www.firstpr.com.au/temp/kicad-bugs/P-CAD-conversion/S1000MA-1992-09-08-via-Altium-P-CAD-ASCII.pcb

pcbnew/scripting/pcbnew.i

@@ -167,4 +167,28 @@
 %include "plugins.i"
 %include "units.i"
 
+// Extend LSET by 2 methods to add or remove layers from the layer list
+// Mainly used to add or remove layers of a pad layer list
+%extend LSET
+{
+    LSET addLayer( LAYER_ID aLayer)    { return self->set(aLayer); }
+    LSET removeLayer( LAYER_ID aLayer) { return self->reset(aLayer); }
+    LSET addLayerSet( LSET aLayerSet)    { return *self |= aLayerSet; }
+    LSET removeLayerSet( LSET aLayerSet) { return *self &= ~aLayerSet; }
+
+    %pythoncode
+    %{
+    def AddLayer(self, layer):
+        return self.addLayer( layer )
+
+    def AddLayerSet(self, layers):
+        return self.addLayerSet( layers )
+
+    def RemoveLayer(self, layer):
+        return self.removeLayer( layer )
+
+    def RemoveLayerSet(self, layers):
+        return self.removeLayerSet( layers )
+    %}
+}
 

pcbnew/scripting/plugins/PadArray.py

@@ -168,6 +168,12 @@ class PadGridArray(PadArray):
                 pad.SetPadName(self.GetName(x,y))
                 self.AddPad(pad)
 
+class EPADGridArray(PadGridArray):
+
+  def NamingFunction(self, nx, ny):
+    return self.firstPadNum
+
+
 
 class PadZGridArray(PadArray):