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# add_automatic_border.py
#
# Copyright (C) 2017 KiCad Developers, see AUTHORS.TXT for contributors.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
#
from pcbnew import *
import re
import datetime
class add_automatic_border( ActionPlugin ):
"""
add_automatic_border: An other sample plugin as an example of ActionPlugin
Build PCB edges to include all PCB elements
How to use:
- add all your modules/track/area/text...
- Call the plugin
- An including PCB edge will be created automatically
"""
def defaults( self ):
"""
Method defaults must be redefined
self.name should be the menu label to use
self.category should be the category (not yet used)
self.description should be a comprehensive description
of the plugin
"""
self.name = "Add or update automatic PCB edges"
self.category = "Modify PCB"
self.description = "Automatically add or update edges on an existing PCB"
# Offset between existing elements and edge we will add/update (fixed at 2.54mm)
self.offset = FromMM( 2.54 )
# Attach to a grid step (fixed at 2.54mm)
self.grid = FromMM( 2.54 )
def min( self, a, b ):
"""
Method min: Found min between a and b even is one is None
"""
if a is None:
return b
if b is None:
return a
if a < b:
return a
return b
def max( self, a, b ):
"""
Method max: Found max between a and b even is one is None
"""
if a is None:
return b
if b is None:
return a
if a > b:
return a
return b
def Run( self ):
"""
Method Run is called by Action menu
"""
pcb = GetBoard()
# Find including area on min/max x/y
min_x = None
max_x = None
min_y = None
max_y = None
# Enum all area
for i in range( pcb.GetAreaCount() ):
min_x = self.min( min_x, pcb.GetArea( i ).GetBoundingBox().GetX() )
min_y = self.min( min_y, pcb.GetArea( i ).GetBoundingBox().GetY() )
max_x = self.max( max_x, \
pcb.GetArea( i ).GetBoundingBox().GetX() \
+ pcb.GetArea( i ).GetBoundingBox().GetWidth() )
max_y = self.max( max_y, \
pcb.GetArea( i ).GetBoundingBox().GetY() \
+ pcb.GetArea( i ).GetBoundingBox().GetHeight() )
# Same with track
for track in pcb.GetTracks():
min_x = self.min( min_x, track.GetStart().x )
min_y = self.min( min_y, track.GetStart().y )
max_x = self.max( max_x, track.GetEnd().x )
max_y = self.max( max_y, track.GetEnd().y )
min_x = self.min( min_x, track.GetEnd().x )
min_y = self.min( min_y, track.GetEnd().y )
max_x = self.max( max_x, track.GetStart().x )
max_y = self.max( max_y, track.GetStart().y )
# Variable to store PCB edges we found
west = None
north = None
east = None
south = None
for draw in pcb.GetDrawings():
edge_candidate = False
# Detect if current drawing is a PCB edge
# and a candicate for north/south/east or west
if draw.GetClass() == 'PCB_SHAPE' \
and draw.GetLayer() == Edge_Cuts:
# Try candicate for east/west ?
if draw.GetStart().x == draw.GetEnd().x:
if west is None and east is None:
west = draw
edge_candidate = True
elif west is None: # east is not none
if draw.GetStart().x < east.GetStart().x:
west = draw
edge_candidate = True
else:
west = east
east = draw
edge_candidate = True
elif east is None: # west is not none
if draw.GetStart().x > west.GetStart().x:
east = draw
edge_candidate = True
else:
east = west
west = draw
edge_candidate = True
else:
None # west and east are already found...
# Try candicate for north/south ?
if draw.GetStart().y == draw.GetEnd().y:
if north is None and south is None:
north = draw
edge_candidate = True
elif north is None: # south is not none
if draw.GetStart().y < south.GetStart().y:
north = draw
edge_candidate = True
else:
north = south
south = draw
edge_candidate = True
elif south is None: # north is not none
if draw.GetStart().y > north.GetStart().y:
south = draw
edge_candidate = True
else:
south = north
north = draw
edge_candidate = True
else:
None # north and south are already found...
# Not a edge candidate: use it to find including edges
if not edge_candidate:
bbox = draw.GetBoundingBox()
min_x = self.min( min_x, bbox.GetX() )
min_y = self.min( min_y, bbox.GetY() )
max_x = self.max( max_x, bbox.GetX() + bbox.GetWidth() )
max_y = self.max( max_y, bbox.GetY() + bbox.GetHeight() )
# Same with modules: Find including area
for module in pcb.GetFootprints():
bbox = module.GetBoundingBox()
min_x = self.min( min_x, bbox.GetX() )
min_y = self.min( min_y, bbox.GetY() )
max_x = self.max( max_x, bbox.GetX() + bbox.GetWidth() )
max_y = self.max( max_y, bbox.GetY() + bbox.GetHeight() )
# Add a space between including area and edge (3mm)
min_x = min_x - self.offset
min_y = min_y - self.offset
max_x = max_x + self.offset
max_y = max_y + self.offset
# Fix on the defined grid
min_x = min_x - (min_x % self.grid)
min_y = min_y - (min_y % self.grid)
if ( max_x % self.grid ) != 0:
max_x = max_x - (max_x % self.grid) + self.grid
if ( max_y % self.grid ) != 0:
max_y = max_y - (max_y % self.grid) + self.grid
# Add or update all edges
need_add = False
if west is None:
need_add = True
west = PCB_SHAPE()
west.SetLayer( Edge_Cuts )
west.SetStart( wxPoint( min_x, min_y ) )
west.SetEnd( wxPoint( min_x, max_y ) )
if need_add:
pcb.Add( west )
need_add = False
if north is None:
need_add = True
north = PCB_SHAPE()
north.SetLayer( Edge_Cuts )
north.SetStart( wxPoint( min_x, min_y ) )
north.SetEnd( wxPoint( max_x, min_y ) )
if need_add:
pcb.Add( north )
need_add = False
if east is None:
need_add = True
east = PCB_SHAPE()
east.SetLayer( Edge_Cuts )
east.SetStart( wxPoint( max_x, min_y ) )
east.SetEnd( wxPoint( max_x, max_y ) )
if need_add:
pcb.Add( east )
need_add = False
if south is None:
need_add = True
south = PCB_SHAPE()
south.SetLayer( Edge_Cuts )
south.SetStart( wxPoint( min_x, max_y ) )
south.SetEnd( wxPoint( max_x, max_y ) )
if need_add:
pcb.Add( south )
# Register the action
add_automatic_border().register()
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