1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2019 Hiroshi Murayama <opiopan@gmail.com>
import os
from functools import reduce
from gerber.cam import FileSettings
from gerber.gerber_statements import EofStmt
from gerber.excellon_statements import *
import gerberex.rs274x
import gerberex.excellon
import gerberex.dxf
class Composition(object):
def __init__(self, settings = None, comments = None):
self.settings = settings
self.comments = comments if comments != None else []
class GerberComposition(Composition):
APERTURE_ID_BIAS = 10
def __init__(self, settings=None, comments=None):
super(GerberComposition, self).__init__(settings, comments)
self.param_statements = []
self.aperture_macros = {}
self.apertures = []
self.drawings = []
def merge(self, file):
if isinstance(file, gerberex.rs274x.GerberFile):
self._merge_gerber(file)
elif isinstance(file, gerberex.dxf.DxfFile):
self._merge_dxf(file)
else:
raise Exception('unsupported file type')
def dump(self, path):
def statements():
for s in self.param_statements:
yield s
for k in self.aperture_macros:
yield self.aperture_macros[k]
for s in self.apertures:
yield s
for s in self.drawings:
yield s
yield EofStmt()
with open(path, 'w') as f:
for statement in statements():
f.write(statement.to_gerber(self.settings) + '\n')
def _merge_gerber(self, file):
param_statements = []
aperture_macro_map = {}
aperture_map = {}
if self.settings:
if self.settings.units == 'metric':
file.to_metric()
else:
file.to_inch()
for statement in file.statements:
if statement.type == 'COMMENT':
self.comments.append(statement.comment)
elif statement.type == 'PARAM':
if statement.param == 'AM':
name = statement.name
newname = self._register_aperture_macro(statement)
aperture_macro_map[name] = newname
elif statement.param == 'AD':
if not statement.shape in ['C', 'R', 'O']:
statement.shape = aperture_macro_map[statement.shape]
dnum = statement.d
newdnum = self._register_aperture(statement)
aperture_map[dnum] = newdnum
elif statement.param == 'LP':
self.drawings.append(statement)
else:
param_statements.append(statement)
elif statement.type in ['EOF', "DEPRECATED"]:
pass
else:
if statement.type == 'APERTURE':
statement.d = aperture_map[statement.d]
self.drawings.append(statement)
if not self.settings:
self.settings = file.settings
self.param_statements = param_statements
def _merge_dxf(self, file):
if self.settings:
if self.settings.units == 'metric':
file.to_metric()
else:
file.to_inch()
file.dcode = self._register_aperture(file.aperture)
self.drawings.append(file.statements)
if not self.settings:
self.settings = file.settings
self.param_statements = [file.header]
def _register_aperture_macro(self, statement):
name = statement.name
newname = name
offset = 0
while newname in self.aperture_macros:
offset += 1
newname = '%s_%d' % (name, offset)
statement.name = newname
self.aperture_macros[newname] = statement
return newname
def _register_aperture(self, statement):
statement.d = len(self.apertures) + self.APERTURE_ID_BIAS
self.apertures.append(statement)
return statement.d
class DrillComposition(Composition):
def __init__(self, settings=None, comments=None):
super(DrillComposition, self).__init__(settings, comments)
self.header1_statements = []
self.header2_statements = []
self.tools = []
self.hits = []
def merge(self, file):
if isinstance(file, gerberex.excellon.ExcellonFileEx):
self._merge_excellon(file)
else:
raise Exception('unsupported file type')
def dump(self, path):
def statements():
for s in self.header1_statements:
yield s.to_excellon(self.settings)
for t in self.tools:
yield t.to_excellon(self.settings)
for s in self.header2_statements:
yield s.to_excellon(self.settings)
for t in self.tools:
yield ToolSelectionStmt(t.number).to_excellon(self.settings)
for h in self.hits:
if h.tool.number == t.number:
yield CoordinateStmt(*h.position).to_excellon(self.settings)
yield EndOfProgramStmt().to_excellon()
with open(path, 'w') as f:
for statement in statements():
f.write(statement + '\n')
def _merge_excellon(self, file):
tool_map = {}
if not self.settings:
self.settings = file.settings
else:
if self.settings.units == 'metric':
file.to_metric()
else:
file.to_inch()
if not self.header1_statements:
in_header1 = True
for statement in file.statements:
if not isinstance(statement, ToolSelectionStmt):
if isinstance(statement, ExcellonTool):
in_header1 = False
else:
if in_header1:
self.header1_statements.append(statement)
else:
self.header2_statements.append(statement)
else:
break
for tool in iter(file.tools.values()):
num = tool.number
tool_map[num] = self._register_tool(tool)
for hit in file.hits:
hit.tool = tool_map[hit.tool.number]
self.hits.append(hit)
def _register_tool(self, tool):
for existing in self.tools:
if existing.equivalent(tool):
return existing
new_tool = ExcellonTool.from_tool(tool)
new_tool.settings = self.settings
def toolnums():
for tool in self.tools:
yield tool.number
max_num = reduce(lambda x, y: x if x > y else y, toolnums(), 0)
new_tool.number = max_num + 1
self.tools.append(new_tool)
return new_tool
|
