aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rwxr-xr-xexamples/panelize.py5
-rw-r--r--gerberex/dxf.py8
-rw-r--r--gerberex/dxf_path.py4
-rw-r--r--gerberex/rs274x.py16
-rw-r--r--gerberex/utility.py8
5 files changed, 28 insertions, 13 deletions
diff --git a/examples/panelize.py b/examples/panelize.py
index 1c5c0da..34cc446 100755
--- a/examples/panelize.py
+++ b/examples/panelize.py
@@ -37,16 +37,17 @@ for ext in exts:
ctx = DrillComposition()
else:
ctx = GerberComposition()
- for path, x_offset, y_offset, theta in boards:
+ for path, x_offset, y_offset, angle in boards:
file = gerberex.read(path + ext)
file.to_metric()
- file.rotate(theta)
+ file.rotate(angle)
file.offset(x_offset, y_offset)
ctx.merge(file)
putstr('.')
if ext == 'TXT':
file = gerberex.read(mousebites)
file.draw_mode = DxfFile.DM_MOUSE_BITES
+ file.to_metric()
file.width = 0.5
file.format = (3, 3)
ctx.merge(file)
diff --git a/gerberex/dxf.py b/gerberex/dxf.py
index 1b2ddf7..39d256b 100644
--- a/gerberex/dxf.py
+++ b/gerberex/dxf.py
@@ -11,17 +11,11 @@ from gerber.utils import inch, metric, write_gerber_value
from gerber.gerber_statements import ADParamStmt
from gerber.excellon_statements import ExcellonTool
from gerber.excellon_statements import CoordinateStmt
+from gerberex.utility import is_equal_point, is_equal_value
from gerberex.dxf_path import generate_closed_paths
ACCEPTABLE_ERROR = 0.001
-def is_equal_value(a, b, error_range=0):
- return a - b <= error_range and a - b >= -error_range
-
-def is_equal_point(a, b, error_range=0):
- return is_equal_value(a[0], b[0], error_range) and \
- is_equal_value(a[1], b[1], error_range)
-
class DxfStatement(object):
def __init__(self, entity):
self.entity = entity
diff --git a/gerberex/dxf_path.py b/gerberex/dxf_path.py
index 930d8d2..2825c58 100644
--- a/gerberex/dxf_path.py
+++ b/gerberex/dxf_path.py
@@ -5,6 +5,7 @@
from gerber.utils import inch, metric, write_gerber_value
from gerber.cam import FileSettings
+from gerberex.utility import is_equal_point, is_equal_value
class DxfPath(object):
def __init__(self, statement, error_range=0):
@@ -21,12 +22,10 @@ class DxfPath(object):
@property
def is_closed(self):
- from gerberex.dxf import is_equal_point
return len(self.statements) > 1 and \
is_equal_point(self.start, self.end, self.error_range)
def is_equal_to(self, target, error_range=0):
- from gerberex.dxf import is_equal_point
if not isinstance(target, DxfPath):
return False
if len(self.statements) != len(target.statements):
@@ -59,7 +58,6 @@ class DxfPath(object):
self.statements = rlist
def merge(self, element, error_range=0):
- from gerberex.dxf import is_equal_point
if self.is_closed or element.is_closed:
return False
if not error_range:
diff --git a/gerberex/rs274x.py b/gerberex/rs274x.py
index 4b477d3..4eb317d 100644
--- a/gerberex/rs274x.py
+++ b/gerberex/rs274x.py
@@ -30,11 +30,25 @@ class GerberFile(gerber.rs274x.GerberFile):
if angle % 360 == 0:
return
self._generalize_aperture()
+ last_x = 0
+ last_y = 0
+ last_rx = 0
+ last_ry = 0
for statement in self.statements:
if isinstance(statement, AMParamStmtEx):
statement.rotate(angle, center)
elif isinstance(statement, CoordStmt) and statement.x != None and statement.y != None:
- statement.x, statement.y = rotate(statement.x, statement.y, angle, center)
+ if statement.i != None and statement.j != None:
+ cx = last_x + statement.i
+ cy = last_y + statement.j
+ cx, cy = rotate(cx, cy, angle, center)
+ statement.i = cx - last_rx
+ statement.j = cy - last_ry
+ last_x = statement.x
+ last_y = statement.y
+ last_rx, last_ry = rotate(statement.x, statement.y, angle, center)
+ statement.x = last_rx
+ statement.y = last_ry
def _generalize_aperture(self):
RECTANGLE = 0
diff --git a/gerberex/utility.py b/gerberex/utility.py
index 852519a..f90df96 100644
--- a/gerberex/utility.py
+++ b/gerberex/utility.py
@@ -11,3 +11,11 @@ def rotate(x, y, angle, center):
angle = angle * pi / 180.0
return (cos(angle) * x0 - sin(angle) * y0 + center[0],
sin(angle) * x0 + cos(angle) * y0 + center[1])
+
+def is_equal_value(a, b, error_range=0):
+ return a - b <= error_range and a - b >= -error_range
+
+
+def is_equal_point(a, b, error_range=0):
+ return is_equal_value(a[0], b[0], error_range) and \
+ is_equal_value(a[1], b[1], error_range)