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-rw-r--r--gerbonara/apertures.py5
-rw-r--r--gerbonara/cad/kicad/footprints.py17
-rw-r--r--gerbonara/cad/primitives.py20
-rw-r--r--gerbonara/cad/protoboard.py2
-rw-r--r--gerbonara/cad/protoserve_data/protoserve.html4
-rw-r--r--gerbonara/graphic_objects.py13
-rw-r--r--gerbonara/utils.py5
7 files changed, 54 insertions, 12 deletions
diff --git a/gerbonara/apertures.py b/gerbonara/apertures.py
index feccb7f..73a6e9c 100644
--- a/gerbonara/apertures.py
+++ b/gerbonara/apertures.py
@@ -20,7 +20,7 @@ import math
from dataclasses import dataclass, replace, field, fields, InitVar
from .aperture_macros.parse import GenericMacros
-from .utils import MM, Inch
+from .utils import MM, Inch, sum_bounds
from . import graphic_primitives as gp
@@ -118,6 +118,9 @@ class Aperture:
"""
return self._primitives(x, y, unit, polarity_dark)
+ def bounding_box(self, unit=None):
+ return sum_bounds((prim.bounding_box() for prim in self.flash(0, 0, unit, True)))
+
def equivalent_width(self, unit=None):
""" Get the width of a line interpolated using this aperture in the given :py:class:`~.LengthUnit`.
diff --git a/gerbonara/cad/kicad/footprints.py b/gerbonara/cad/kicad/footprints.py
index 86ba254..428d5ea 100644
--- a/gerbonara/cad/kicad/footprints.py
+++ b/gerbonara/cad/kicad/footprints.py
@@ -23,8 +23,9 @@ from ..primitives import Positioned
from ... import graphic_primitives as gp
from ... import graphic_objects as go
from ... import apertures as ap
+from ...layers import LayerStack
from ...newstroke import Newstroke
-from ...utils import MM, rotate_point
+from ...utils import MM, rotate_point, offset_bounds, sum_bounds
from ...aperture_macros.parse import GenericMacros, ApertureMacro
from ...aperture_macros import primitive as amp
@@ -591,6 +592,7 @@ class Footprint:
models: List(Model) = field(default_factory=list)
_ : SEXP_END = None
original_filename: str = None
+ _bounding_box: tuple = None
@property
def version(self):
@@ -701,6 +703,16 @@ class Footprint:
layer_stack.drill_npth.append(fe)
else:
layer_stack.drill_pth.append(fe)
+
+ def bounding_box(self, unit=MM):
+ if not self._bounding_box:
+ stack = LayerStack()
+ layer_map = {kc_id: gn_id for kc_id, gn_id in LAYER_MAP_K2G.items() if gn_id in stack}
+ self.render(stack, layer_map, x=0, y=0, rotation=0, side='top', text=False, variables={})
+ self._bounding_box = stack.bounding_box(unit)
+ return self._bounding_box
+
+
LAYER_MAP_K2G = {
'F.Cu': ('top', 'copper'),
@@ -752,6 +764,9 @@ class FootprintInstance(Positioned):
side=self.side,
text=(not self.hide_text),
variables=variables)
+
+ def bounding_box(self, unit=MM):
+ return offset_bounds(self.sexp.bounding_box(unit), unit(self.x, self.unit), unit(self.y, self.unit))
if __name__ == '__main__':
import sys
diff --git a/gerbonara/cad/primitives.py b/gerbonara/cad/primitives.py
index 80373c6..ce69bae 100644
--- a/gerbonara/cad/primitives.py
+++ b/gerbonara/cad/primitives.py
@@ -7,7 +7,7 @@ from itertools import zip_longest, chain
from dataclasses import dataclass, field, KW_ONLY
from collections import defaultdict
-from ..utils import LengthUnit, MM, rotate_point, svg_arc, sum_bounds, bbox_intersect, Tag
+from ..utils import LengthUnit, MM, rotate_point, svg_arc, sum_bounds, bbox_intersect, Tag, offset_bounds
from ..layers import LayerStack
from ..graphic_objects import Line, Arc, Flash
from ..apertures import Aperture, CircleAperture, ObroundAperture, RectangleAperture, ExcellonTool
@@ -215,6 +215,24 @@ class ObjectGroup(Positioned):
fe.offset(x, y, self.unit)
target.objects.append(fe)
+ def bounding_box(self, unit=MM):
+ if math.isclose(self.rotation, 0, abs_tol=1e-3):
+ return offset_bounds(sum_bounds((obj.bounding_box(unit=unit) for obj in chain(
+ self.top_copper,
+ self.top_mask,
+ self.top_silk,
+ self.top_paste,
+ self.bottom_copper,
+ self.bottom_mask,
+ self.bottom_silk,
+ self.bottom_paste,
+ self.drill_npth,
+ self.drill_pth,
+ self.objects,
+ ))), unit(self.x, self.unit), unit(self.y, self.unit))
+ else:
+ return super().bounding_box(unit)
+
@property
def single_sided(self):
any_top = self.top_copper or self.top_mask or self.top_paste or self.top_silk
diff --git a/gerbonara/cad/protoboard.py b/gerbonara/cad/protoboard.py
index 2acc0f2..741d8a9 100644
--- a/gerbonara/cad/protoboard.py
+++ b/gerbonara/cad/protoboard.py
@@ -549,7 +549,7 @@ def _demo():
#pattern = PatternProtoArea(2.54*1.5, obj=THTFlowerProto())
#pattern = PatternProtoArea(2.54, obj=THTPad.circle(0, 0, 0.9, 1.8, paste=False))
#pattern = PatternProtoArea(2.54, obj=PoweredProto())
- pb = ProtoBoard(30, 30, pattern1, mounting_hole_dia=3.2, mounting_hole_offset=5)
+ pb = ProtoBoard(50, 50, pattern1, mounting_hole_dia=3.2, mounting_hole_offset=5)
print(pb.pretty_svg())
pb.layer_stack().save_to_directory('/tmp/testdir')
diff --git a/gerbonara/cad/protoserve_data/protoserve.html b/gerbonara/cad/protoserve_data/protoserve.html
index 98a2192..215f3b7 100644
--- a/gerbonara/cad/protoserve_data/protoserve.html
+++ b/gerbonara/cad/protoserve_data/protoserve.html
@@ -598,7 +598,9 @@ input {
<template id="tpl-g-spiky">
<div data-type="spiky" class="group spiky">
<h4>Spiky hybrid area</h4>
- Layout by <a href="https://social.treehouse.systems/@electronic_eel">electroniceel</a> (<a href="https://github.com/electroniceel/protoboard">github</a>)
+ <div>
+ Layout by <a href="https://social.treehouse.systems/@electronic_eel">electroniceel</a> (<a href="https://github.com/electroniceel/protoboard">github</a>)
+ </div>
<span class="content area-controls">(<a href="#" class="area-remove">Remove</a><a href="#" class="area-move">Move</a>)</span>
<label class="proportion">Proportion
<input type="text" name="layout_prop" value="1">
diff --git a/gerbonara/graphic_objects.py b/gerbonara/graphic_objects.py
index 432a988..bc205db 100644
--- a/gerbonara/graphic_objects.py
+++ b/gerbonara/graphic_objects.py
@@ -21,7 +21,7 @@ import copy
from dataclasses import dataclass, astuple, field, fields
from itertools import zip_longest
-from .utils import MM, InterpMode, to_unit, rotate_point
+from .utils import MM, InterpMode, to_unit, rotate_point, sum_bounds
from . import graphic_primitives as gp
from .aperture_macros import primitive as amp
@@ -152,12 +152,7 @@ class GraphicObject:
:returns: tuple of tuples of floats: ``(min_x, min_y), (max_x, max_y)``
"""
- bboxes = [ p.bounding_box() for p in self.to_primitives(unit) ]
- min_x = min(min_x for (min_x, _min_y), _ in bboxes)
- min_y = min(min_y for (_min_x, min_y), _ in bboxes)
- max_x = max(max_x for _, (max_x, _max_y) in bboxes)
- max_y = max(max_y for _, (_max_x, max_y) in bboxes)
- return ((min_x, min_y), (max_x, max_y))
+ return sum_bounds(p.bounding_box() for p in self.to_primitives(unit))
def to_primitives(self, unit=None):
""" Render this object into low-level graphical primitives (subclasses of :py:class:`.GraphicPrimitive`). This
@@ -219,6 +214,10 @@ class Flash(GraphicObject):
def tool(self, value):
self.aperture = value
+ def bounding_box(self, unit=None):
+ (min_x, min_y), (max_x, max_y) = self.aperture.bounding_box(unit)
+ return (min_x+self.x, min_y+self.y), (max_x+self.x, max_x+self.y)
+
@property
def plated(self):
""" (Excellon only) Returns if this is a plated hole. ``True`` (plated), ``False`` (non-plated) or ``None``
diff --git a/gerbonara/utils.py b/gerbonara/utils.py
index 933b3ca..c1868af 100644
--- a/gerbonara/utils.py
+++ b/gerbonara/utils.py
@@ -264,6 +264,11 @@ def add_bounds(b1, b2):
return sum_bounds((b1, b2))
+def offset_bounds(bounds, dx=0, dy=0):
+ (min_x, min_y), (max_x, max_y) = bounds
+ return (min_x+dx, min_y+dy), (max_x+dx, max_y+dy)
+
+
def sum_bounds(bounds, *, default=None):
""" Add/union multiple bounding boxes.