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-rw-r--r--gerbolyze/protoboard.py76
1 files changed, 57 insertions, 19 deletions
diff --git a/gerbolyze/protoboard.py b/gerbolyze/protoboard.py
index 324f365..42bfb9d 100644
--- a/gerbolyze/protoboard.py
+++ b/gerbolyze/protoboard.py
@@ -8,17 +8,16 @@ import uuid
svg_str = lambda content: content if isinstance(content, str) else '\n'.join(str(c) for c in content)
class Pattern:
- def __init__(self, w, h, content):
- self.w = w
- self.h = h
- self.content = content
+ def __init__(self, w, h=None):
+ self.vb_w = self.w = w
+ self.vb_h = self.h = h or w
def svg_def(self, svg_id, off_x, off_y):
return textwrap.dedent(f'''
- <pattern id="{svg_id}" x="{off_x}" y="{off_y}" viewBox="0,0,{self.w},{self.h}" width="{self.w}" height="{self.h}" patternUnits="userSpaceOnUse">
+ <pattern id="{svg_id}" x="{off_x}" y="{off_y}" viewBox="0,0,{self.vb_w},{self.vb_h}" width="{self.w}" height="{self.h}" patternUnits="userSpaceOnUse">
{svg_str(self.content)}
</pattern>''')
-
+
def make_rect(svg_id, x, y, w, h, clip=''):
#import random
#c = random.randint(0, 2**24)
@@ -27,9 +26,8 @@ def make_rect(svg_id, x, y, w, h, clip=''):
class CirclePattern(Pattern):
def __init__(self, d, w, h=None):
+ super().__init__(w, h)
self.d = d
- self.w = w
- self.h = h or w
@property
def content(self):
@@ -37,8 +35,8 @@ class CirclePattern(Pattern):
class RectPattern(Pattern):
def __init__(self, rw, rh, w, h):
+ super().__init__(w, h)
self.rw, self.rh = rw, rh
- self.w, self.h = w, h
@property
def content(self):
@@ -46,6 +44,22 @@ class RectPattern(Pattern):
y = (self.h - self.rh) / 2
return f'<rect x="{x}" y="{y}" width="{self.rw}" height="{self.rh}"/>'
+class ManhattanPattern(Pattern):
+ def __init__(self, pitch=2.54*4, gap=0.2):
+ super().__init__(pitch)
+ self.vb_w, self.vb_h = 1, 1
+ self.gap = gap
+
+ @property
+ def content(self):
+ return textwrap.dedent('''
+ <rect x="0" y="0" width="0.5" height="0.5" style="fill: black; stroke: white; stroke-width: 0.01mm"/>
+ <rect x="0" y="0.5" width="0.5" height="0.5" style="fill: black; stroke: white; stroke-width: 0.01mm"/>
+ <rect x="0.5" y="0" width="0.5" height="0.5" style="fill: black; stroke: white; stroke-width: 0.01mm"/>
+ <rect x="0.5" y="0.5" width="0.5" height="0.5" style="fill: black; stroke: white; stroke-width: 0.01mm"/>
+ <rect x="0.3" y="0.3" width="0.4" height="0.4" style="fill: black; stroke: white; stroke-width: 0.01mm" transform="rotate(45 0.5 0.5)"/>
+ '''.strip())
+
make_layer = lambda layer_name, content: \
f'<g id="g-{layer_name.replace(" ", "-")}" inkscape:label="{layer_name}" inkscape:groupmode="layer">{svg_str(content)}</g>'
@@ -149,13 +163,17 @@ class EmptyProtoArea:
yield self
-class THTProtoAreaCircles(PatternProtoArea):
- def __init__(self, pad_dia=2.0, drill=1.0, pitch=2.54, sides='both', plated=True, border=None):
+class THTProtoArea(PatternProtoArea):
+ def __init__(self, pad_size=2.0, drill=1.0, pitch=2.54, sides='both', plated=True, border=None, pad_shape='circle'):
super().__init__(pitch, border=border)
- self.pad_dia = pad_dia
+ self.pad_size = pad_size
+ self.pad_shape = pad_shape.lower().rstrip('s')
self.drill = drill
self.drill_pattern = CirclePattern(self.drill, self.pitch)
- self.pad_pattern = CirclePattern(self.pad_dia, self.pitch)
+ if self.pad_shape == 'circle':
+ self.pad_pattern = CirclePattern(self.pad_size, self.pitch)
+ elif self.pad_shape == 'square':
+ self.pad_pattern = RectPattern(self.pad_size, self.pad_size, self.pitch, self.pitch)
self.patterns = [self.drill_pattern, self.pad_pattern]
self.plated = plated
self.sides = sides
@@ -182,7 +200,7 @@ class THTProtoAreaCircles(PatternProtoArea):
yield d
def __repr__(self):
- return f'THTCircles(d={self.pad_dia}, h={self.drill}, p={self.pitch}, sides={self.sides}, plated={self.plated})'
+ return f'THTPads(size={self.pad_size}, h={self.drill}, p={self.pitch}, sides={self.sides}, plated={self.plated}, pad_shape="{self.pad_shape}")'
def symmetric_sides(self):
return True
@@ -207,6 +225,23 @@ class SMDProtoAreaRectangles(PatternProtoArea):
def symmetric_sides(self):
return False
+class ManhattanProtoArea(PatternProtoArea):
+ def __init__(self, pitch=2.54*4, gap=0.25, border=None):
+ super().__init__(pitch, pitch, border=border)
+ self.gap = gap
+ self.pad_pattern = ManhattanPattern(pitch, gap)
+ self.patterns = [self.pad_pattern]
+
+ def generate(self, x, y, w, h, center=True, clip='', tight_layout=False):
+ x, y, w, h = self.fit_rect(x, y, w, h, center)
+ pad_id = str(uuid.uuid4())
+ yield {'defs': [self.pad_pattern.svg_def(pad_id, x, y)],
+ 'top copper': make_rect(pad_id, x, y, w, h, clip),
+ 'top mask': make_rect(pad_id, x, y, w, h, clip)}
+
+ def symmetric_sides(self):
+ return False
+
LAYERS = [
'top paste',
'top silk',
@@ -509,8 +544,9 @@ def parse_layout(expr, defs):
raise SyntaxError('Invalid layout expression') from e
PROTO_AREA_TYPES = {
- 'THTCircles': THTProtoAreaCircles,
+ 'THTPads': THTProtoArea,
'SMDPads': SMDProtoAreaRectangles,
+ 'Manhattan': ManhattanProtoArea,
'Empty': EmptyProtoArea,
}
@@ -545,8 +581,9 @@ COMMON_DEFS = '''
empty = Empty(copper=False);
ground = Empty(copper=True);
-tht = THTCircles();
-tht50 = THTCircles(pad_dia=1.0, drill=0.6, pitch=1.27);
+tht = THTPads();
+manhattan = Manhattan();
+tht50 = THTPads(pad_size=1.0, drill=0.6, pitch=1.27);
smd100 = SMDPads(1.27, 2.54);
smd100r = SMDPads(2.54, 1.27);
@@ -591,8 +628,9 @@ if __name__ == '__main__':
# print(line, '->', eval_defs(line))
# print()
# print('===== Proto board =====')
- #b = ProtoBoard('tht = THTCircles(); tht_small = THTCircles(pad_dia=1.0, drill=0.6, pitch=1.27)',
+ #b = ProtoBoard('tht = THTCircles(); tht_small = THTCircles(pad_size=1.0, drill=0.6, pitch=1.27)',
# 'tht@1in|(tht_small@2/tht@1)', mounting_holes=(3.2, 5.0, 5.0), border=2, center=False)
#b = ProtoBoard('tht = THTCircles(); smd1 = SMDPads(2.0, 2.0); smd2 = SMDPads(0.95, 1.895); plane=Empty(copper=True)', 'tht@25mm | (smd1 + plane)', mounting_holes=(3.2, 5.0, 5.0), border=2, tight_layout=True)
- b = ProtoBoard(COMMON_DEFS, f'((smd100 + smd100) | (smd950 + smd950) | tht50@20mm)@20mm / tht', mounting_holes=(3.2,5,5), border=1, tight_layout=True, center=True)
+ #b = ProtoBoard(COMMON_DEFS, f'((smd100 + smd100) | (smd950 + smd950) | tht50@20mm)@20mm / tht', mounting_holes=(3.2,5,5), border=1, tight_layout=True, center=True)
+ b = ProtoBoard(COMMON_DEFS, f'manhattan', mounting_holes=(3.2,5,5), border=1, tight_layout=True, center=True)
print(b.generate(80, 60))