diff options
Diffstat (limited to 'gerberex/dxf.py')
| -rw-r--r-- | gerberex/dxf.py | 66 |
1 files changed, 59 insertions, 7 deletions
diff --git a/gerberex/dxf.py b/gerberex/dxf.py index 9a2186c..ba02f08 100644 --- a/gerberex/dxf.py +++ b/gerberex/dxf.py @@ -7,7 +7,7 @@ import io, sys from math import pi, cos, sin, tan, atan, atan2, acos, asin, sqrt import dxfgrabber from gerber.cam import CamFile, FileSettings -from gerber.utils import inch, metric, write_gerber_value +from gerber.utils import inch, metric, write_gerber_value, rotate_point from gerber.gerber_statements import ADParamStmt from gerber.excellon_statements import ExcellonTool from gerber.excellon_statements import CoordinateStmt @@ -41,6 +41,13 @@ class DxfStatement(object): def reverse(self): raise Exception('Not implemented') + def offset(self, offset_x, offset_y): + raise Exception('Not supported') + + def rotate(self, angle, center=(0, 0)): + raise Exception('Not supported') + + class DxfLineStatement(DxfStatement): @classmethod def from_entity(cls, entity): @@ -93,9 +100,9 @@ class DxfLineStatement(DxfStatement): def to_metric(self): self.start = ( - metric(self.start[0]), inch(self.start[1])) + metric(self.start[0]), metric(self.start[1])) self.end = ( - metric(self.end[0]), inch(self.end[1])) + metric(self.end[0]), metric(self.end[1])) def is_equal_to(self, target, error_range=0): if not isinstance(target, DxfLineStatement): @@ -127,6 +134,14 @@ class DxfLineStatement(DxfStatement): y0 += yd d += pitch + def offset(self, offset_x, offset_y): + self.start = (self.start[0] + offset_x, self.start[1] + offset_y) + self.end = (self.end[0] + offset_x, self.end[1] + offset_y) + + def rotate(self, angle, center=(0, 0)): + self.start = rotate_point(self.start, angle, center) + self.end = rotate_point(self.end, angle, center) + class DxfCircleStatement(DxfStatement): def __init__(self, entity): super(DxfCircleStatement, self).__init__(entity) @@ -177,6 +192,12 @@ class DxfCircleStatement(DxfStatement): def reverse(self): pass + def offset(self, offset_x, offset_y): + self.center = (self.center[0] + offset_x, self.center[1] + offset_y) + + def rotate(self, angle, center=(0, 0)): + self.center = rotate_point(self.center, angle, center) + class DxfArcStatement(DxfStatement): def __init__(self, entity): super(DxfArcStatement, self).__init__(entity) @@ -251,6 +272,18 @@ class DxfArcStatement(DxfStatement): self.start = self.end self.end = tmp + def offset(self, offset_x, offset_y): + self.center = (self.center[0] + offset_x, self.center[1] + offset_y) + self.start = (self.start[0] + offset_x, self.start[1] + offset_y) + self.end = (self.end[0] + offset_x, self.end[1] + offset_y) + + def rotate(self, angle, center=(0, 0)): + self.start_angle += angle + self.end_angle += angle + self.center = rotate_point(self.center, angle, center) + self.start = rotate_point(self.start, angle, center) + self.end = rotate_point(self.end, angle, center) + class DxfPolylineStatement(DxfStatement): def __init__(self, entity): super(DxfPolylineStatement, self).__init__(entity) @@ -324,7 +357,6 @@ class DxfPolylineStatement(DxfStatement): for idx in range(0, len(self.entity.points)): self.entity.points[idx] = ( inch(self.entity.points[idx][0]), inch(self.entity.points[idx][1])) - self.entity.bulge[idx] = inch(self.entity.bulge[idx]) def to_metric(self): self.start = (metric(self.start[0]), metric(self.start[1])) @@ -332,7 +364,16 @@ class DxfPolylineStatement(DxfStatement): for idx in range(0, len(self.entity.points)): self.entity.points[idx] = ( metric(self.entity.points[idx][0]), metric(self.entity.points[idx][1])) - self.entity.bulge[idx] = metric(self.entity.bulge[idx]) + + def offset(self, offset_x, offset_y): + for idx in range(len(self.entity.points)): + self.entity.points[idx] = ( + self.entity.points[idx][0] + offset_x, self.entity.points[idx][1] + offset_y) + + def rotate(self, angle, center=(0, 0)): + for idx in range(len(self.entity.points)): + self.entity.points[idx] = rotate_point(self.entity.points[idx], angle, center) + class DxfStatements(object): def __init__(self, statements, units, dcode=10, draw_mode=None): @@ -400,6 +441,14 @@ class DxfStatements(object): statement.to_metric() for path in self.paths: path.to_metric() + + def offset(self, offset_x, offset_y): + for statement in self.statements: + statement.offset(offset_x, offset_y) + + def rotate(self, angle, center=(0, 0)): + for statement in self.statements: + statement.rotate(angle, center) class DxfHeaderStatement(object): def to_gerber(self, settings): @@ -583,8 +632,11 @@ class DxfFile(CamFile): self.pitch = metric(self.pitch) self.units = 'metric' - def offset(self, ofset_x, offset_y): - raise Exception('Not supported') + def offset(self, offset_x, offset_y): + self.statements.offset(offset_x, offset_y) + + def rotate(self, angle, center=(0, 0)): + self.statements.rotate(angle, center) def loads(data, filename=None): if sys.version_info.major == 2: |