diff options
Diffstat (limited to 'gerber/rs274x.py')
| -rw-r--r-- | gerber/rs274x.py | 74 |
1 files changed, 54 insertions, 20 deletions
diff --git a/gerber/rs274x.py b/gerber/rs274x.py index 319d58f..b19913b 100644 --- a/gerber/rs274x.py +++ b/gerber/rs274x.py @@ -93,6 +93,7 @@ class GerberFile(CamFile): `bounds` is stored as ((min x, max x), (min y, max y)) """ + def __init__(self, statements, settings, primitives, filename=None): super(GerberFile, self).__init__(statements, settings, primitives, filename) @@ -181,7 +182,8 @@ class GerberParser(object): DEPRECATED_FORMAT = re.compile(r'(?P<format>G9[01])\*') # end deprecated - PARAMS = (FS, MO, LP, AD_CIRCLE, AD_RECT, AD_OBROUND, AD_POLY, AD_MACRO, AM, AS, IN, IP, IR, MI, OF, SF, LN) + PARAMS = (FS, MO, LP, AD_CIRCLE, AD_RECT, AD_OBROUND, AD_POLY, + AD_MACRO, AM, AS, IN, IP, IR, MI, OF, SF, LN) PARAM_STMT = [re.compile(r"%?{0}\*%?".format(p)) for p in PARAMS] @@ -362,7 +364,8 @@ class GerberParser(object): # deprecated codes (deprecated_unit, r) = _match_one(self.DEPRECATED_UNIT, line) if deprecated_unit: - stmt = MOParamStmt(param="MO", mo="inch" if "G70" in deprecated_unit["mode"] else "metric") + stmt = MOParamStmt(param="MO", mo="inch" if "G70" in + deprecated_unit["mode"] else "metric") self.settings.units = stmt.mode yield stmt line = r @@ -436,8 +439,9 @@ class GerberParser(object): height = modifiers[0][1] aperture = Obround(position=None, width=width, height=height) elif shape == 'P': - # FIXME: not supported yet? - pass + diameter = modifiers[0][0] + sides = modifiers[0][1] + aperture = Polygon(position=None, radius=diameter/2.0, sides=sides) else: aperture = self.macros[shape].build(modifiers) @@ -446,7 +450,8 @@ class GerberParser(object): def _evaluate_mode(self, stmt): if stmt.type == 'RegionMode': if self.region_mode == 'on' and stmt.mode == 'off': - self.primitives.append(Region(self.current_region, level_polarity=self.level_polarity)) + self.primitives.append(Region(self.current_region, + level_polarity=self.level_polarity)) self.current_region = None self.region_mode = stmt.mode elif stmt.type == 'QuadrantMode': @@ -476,7 +481,8 @@ class GerberParser(object): self.interpolation = 'linear' elif stmt.function in ('G02', 'G2', 'G03', 'G3'): self.interpolation = 'arc' - self.direction = ('clockwise' if stmt.function in ('G02', 'G2') else 'counterclockwise') + self.direction = ('clockwise' if stmt.function in + ('G02', 'G2') else 'counterclockwise') if stmt.op: self.op = stmt.op @@ -490,43 +496,71 @@ class GerberParser(object): if self.interpolation == 'linear': if self.region_mode == 'off': - self.primitives.append(Line(start, end, self.apertures[self.aperture], level_polarity=self.level_polarity, units=self.settings.units)) + self.primitives.append(Line(start, end, + self.apertures[self.aperture], + level_polarity=self.level_polarity, + units=self.settings.units)) else: # from gerber spec revision J3, Section 4.5, page 55: # The segments are not graphics objects in themselves; segments are part of region which is the graphics object. The segments have no thickness. - # The current aperture is associated with the region. This has no graphical effect, but allows all its attributes to be applied to the region. + # The current aperture is associated with the region. This + # has no graphical effect, but allows all its attributes to + # be applied to the region. if self.current_region is None: - self.current_region = [Line(start, end, self.apertures.get(self.aperture, Circle((0,0), 0)), level_polarity=self.level_polarity, units=self.settings.units),] - else: - self.current_region.append(Line(start, end, self.apertures.get(self.aperture, Circle((0,0), 0)), level_polarity=self.level_polarity, units=self.settings.units)) + self.current_region = [Line(start, end, + self.apertures.get(self.aperture, + Circle((0, 0), 0)), + level_polarity=self.level_polarity, + units=self.settings.units), ] + else: + self.current_region.append(Line(start, end, + self.apertures.get(self.aperture, + Circle((0, 0), 0)), + level_polarity=self.level_polarity, + units=self.settings.units)) else: i = 0 if stmt.i is None else stmt.i j = 0 if stmt.j is None else stmt.j center = (start[0] + i, start[1] + j) if self.region_mode == 'off': - self.primitives.append(Arc(start, end, center, self.direction, self.apertures[self.aperture], level_polarity=self.level_polarity, units=self.settings.units)) + self.primitives.append(Arc(start, end, center, self.direction, + self.apertures[self.aperture], + level_polarity=self.level_polarity, + units=self.settings.units)) else: if self.current_region is None: - self.current_region = [Arc(start, end, center, self.direction, self.apertures[self.aperture], level_polarity=self.level_polarity, units=self.settings.units),] + self.current_region = [Arc(start, end, center, self.direction, + self.apertures[self.aperture], + level_polarity=self.level_polarity, + units=self.settings.units), ] else: - self.current_region.append(Arc(start, end, center, self.direction, self.apertures[self.aperture], level_polarity=self.level_polarity, units=self.settings.units)) + self.current_region.append(Arc(start, end, center, self.direction, + self.apertures[self.aperture], + level_polarity=self.level_polarity, + units=self.settings.units)) elif self.op == "D02": pass elif self.op == "D03": primitive = copy.deepcopy(self.apertures[self.aperture]) - # XXX: temporary fix because there are no primitives for Macros and Polygon + + if primitive is not None: - # XXX: just to make it easy to spot - if isinstance(primitive, type([])): - print(primitive[0].to_gerber()) - else: + + if not isinstance(primitive, AMParamStmt): primitive.position = (x, y) primitive.level_polarity = self.level_polarity primitive.units = self.settings.units self.primitives.append(primitive) - + else: + # Aperture Macro + for am_prim in primitive.primitives: + renderable = am_prim.to_primitive((x, y), + self.level_polarity, + self.settings.units) + if renderable is not None: + self.primitives.append(renderable) self.x, self.y = x, y def _evaluate_aperture(self, stmt): |