diff options
| -rw-r--r-- | gerber/gerber_statements.py | 128 | ||||
| -rw-r--r-- | gerber/rs274x.py | 10 |
2 files changed, 129 insertions, 9 deletions
diff --git a/gerber/gerber_statements.py b/gerber/gerber_statements.py index 1a6f646..f799f5a 100644 --- a/gerber/gerber_statements.py +++ b/gerber/gerber_statements.py @@ -259,13 +259,19 @@ class ADParamStmt(ParamStmt): self.d = d self.shape = shape if modifiers is not None: - self.modifiers = [[x for x in m.split("X")] for m in modifiers.split(",") if len(m)] + self.modifiers = [[float(x) for x in m.split("X")] for m in modifiers.split(",") if len(m)] else: self.modifiers = [] + def to_inch(self): + self.modifiers = [[x / 25.4 for x in modifier] for modifier in self.modifiers] + + def to_metric(self): + self.modifiers = [[x * 25.4 for x in modifier] for modifier in self.modifiers] + def to_gerber(self, settings=None): if len(self.modifiers): - return '%ADD{0}{1},{2}*%'.format(self.d, self.shape, ','.join(['X'.join(e) for e in self.modifiers])) + return '%ADD{0}{1},{2}*%'.format(self.d, self.shape, ','.join(['X'.join(["%.4f" % x for x in modifier]) for modifier in self.modifiers])) else: return '%ADD{0}{1}*%'.format(self.d, self.shape) @@ -282,6 +288,77 @@ class ADParamStmt(ParamStmt): return '<Aperture Definition: %d: %s>' % (self.d, shape) +class AMPrimitive(object): + + def __init__(self, code, exposure): + self.code = code + self.exposure = exposure + + def to_inch(self): + pass + + def to_metric(self): + pass + + +class AMOutlinePrimitive(AMPrimitive): + + @classmethod + def from_gerber(cls, primitive): + modifiers = primitive.split(",") + + code = int(modifiers[0]) + exposure = "on" if modifiers[1] == "1" else "off" + n = int(modifiers[2]) + start_point = (float(modifiers[3]), float(modifiers[4])) + points = [] + + for i in range(n): + points.append((float(modifiers[5 + i*2]), float(modifiers[5 + i*2 + 1]))) + + rotation = float(modifiers[-1]) + + return cls(code, exposure, start_point, points, rotation) + + def __init__(self, code, exposure, start_point, points, rotation): + super(AMOutlinePrimitive, self).__init__(code, exposure) + + self.start_point = start_point + self.points = points + self.rotation = rotation + + def to_inch(self): + self.start_point = tuple([x / 25.4 for x in self.start_point]) + self.points = tuple([(x / 25.4, y / 25.4) for x, y in self.points]) + + def to_metric(self): + self.start_point = tuple([x * 25.4 for x in self.start_point]) + self.points = tuple([(x * 25.4, y * 25.4) for x, y in self.points]) + + def to_gerber(self, settings=None): + data = dict( + code=self.code, + exposure="1" if self.exposure == "on" else "0", + n_points=len(self.points), + start_point="%.4f,%.4f" % self.start_point, + points=",".join(["%.4f,%.4f" % point for point in self.points]), + rotation=str(self.rotation) + ) + return "{code},{exposure},{n_points},{start_point},{points},{rotation}".format(**data) + + +class AMUnsupportPrimitive: + @classmethod + def from_gerber(cls, primitive): + return cls(primitive) + + def __init__(self, primitive): + self.primitive = primitive + + def to_gerber(self, settings=None): + return self.primitive + + class AMParamStmt(ParamStmt): """ AM - Aperture Macro Statement """ @@ -312,10 +389,29 @@ class AMParamStmt(ParamStmt): """ ParamStmt.__init__(self, param) self.name = name - self.macro = macro + self.primitives = self._parsePrimitives(macro) + + def _parsePrimitives(self, macro): + primitives = [] + + for primitive in macro.split("*"): + if primitive[0] == "4": + primitives.append(AMOutlinePrimitive.from_gerber(primitive)) + else: + primitives.append(AMUnsupportPrimitive.from_gerber(primitive)) + + return primitives + + def to_inch(self): + for primitive in self.primitives: + primitive.to_inch() + + def to_metric(self): + for primitive in self.primitives: + primitive.to_metric() def to_gerber(self, settings=None): - return '%AM{0}*{1}*%'.format(self.name, self.macro) + return '%AM{0}*{1}*%'.format(self.name, "".join([primitive.to_gerber(settings) for primitive in self.primitives])) def __str__(self): return '<Aperture Macro %s: %s>' % (self.name, self.macro) @@ -726,6 +822,30 @@ class CoordStmt(Statement): ret += self.op return ret + '*' + def to_inch(self): + if self.x is not None: + self.x = self.x / 25.4 + if self.y is not None: + self.y = self.y / 25.4 + if self.i is not None: + self.i = self.i / 25.4 + if self.j is not None: + self.j = self.j / 25.4 + if self.function == "G71": + self.function = "G70" + + def to_metric(self): + if self.x is not None: + self.x = self.x * 25.4 + if self.y is not None: + self.y = self.y * 25.4 + if self.i is not None: + self.i = self.i * 25.4 + if self.j is not None: + self.j = self.j * 25.4 + if self.function == "G70": + self.function = "G71" + def __str__(self): coord_str = '' if self.function: diff --git a/gerber/rs274x.py b/gerber/rs274x.py index 3ec7429..2e5a3ec 100644 --- a/gerber/rs274x.py +++ b/gerber/rs274x.py @@ -361,15 +361,15 @@ class GerberParser(object): def _define_aperture(self, d, shape, modifiers): aperture = None if shape == 'C': - diameter = float(modifiers[0][0]) + diameter = modifiers[0][0] aperture = Circle(position=None, diameter=diameter) elif shape == 'R': - width = float(modifiers[0][0]) - height = float(modifiers[0][1]) + width = modifiers[0][0] + height = modifiers[0][1] aperture = Rectangle(position=None, width=width, height=height) elif shape == 'O': - width = float(modifiers[0][0]) - height = float(modifiers[0][1]) + width = modifiers[0][0] + height = modifiers[0][1] aperture = Obround(position=None, width=width, height=height) self.apertures[d] = aperture |