- the set of layers of a pad is now maintained in the instance, so that we can

make adjustments when removing layers provided by specialized pads
- gui_inst.c: moved gc construction from gui_draw_pad and gui_draw_rpad to
  shared pad_gc
- layer.h: new home of all definitions related to pads and layers
- layer.c: 
- overlap.c: functions to test for overlaps of pad shapes (in progress)



git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5634 99fdad57-331a-0410-800a-d7fa5415bdb3

obj.h

@@ -20,6 +20,7 @@
 #include "expr.h"
 #include "coord.h"
 #include "meas.h"
+#include "layer.h"
 
 
 struct var {
@@ -139,14 +140,6 @@ enum obj_type {
 	ot_meas,
 };
 
-enum pad_type {
-	pt_normal,	/* copper and solder mask */
-	pt_bare,	/* only copper (and finish) */
-	pt_paste,	/* only solder paste */
-	pt_mask,	/* only solder mask */
-	pt_n
-};
-
 struct frame_ref {
 	struct frame *ref;
 	int lineno;