151 lines
6.1 KiB
Python
151 lines
6.1 KiB
Python
# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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from __future__ import division
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import functools
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import pcbnew as B
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import FootprintWizardBase
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'''
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Created on Jan 16, 2015
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@author: ejohns
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Rewritten by LordBlick
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'''
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ptd = {
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'0': '000110100', '1': '100100001', '2': '001100001', '3': '101100000',
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'4': '000110001', '5': '100110000', '6': '001110000', '7': '000100101',
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'8': '100100100', '9': '001100100', 'A': '100001001', 'B': '001001001',
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'C': '101001000', 'D': '000011001', 'E': '100011000', 'F': '001011000',
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'G': '000001101', 'H': '100001100', 'I': '001001100', 'J': '000011100',
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'K': '100000011', 'L': '001000011', 'M': '101000010', 'N': '000010011',
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'O': '100010010', 'P': '001010010', 'Q': '000000111', 'R': '100000110',
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'S': '001000110', 'T': '000010110', 'U': '110000001', 'V': '011000001',
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'W': '111000000', 'X': '010010001', 'Y': '110010000', 'Z': '011010000',
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'-': '010000101', '.': '110000100', ' ': '011000100', '*': '010010100',
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'$': '010101000', '/': '010100010', '+': '010001010', '%': '000101010'}
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class Uss39:
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def __init__(self, text):
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self.Text = self.makePrintable(text)
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__str__ = lambda self: self.Text
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makePrintable = lambda self, text: ''.join((c for c in text.upper() if c in ptd))
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def getBarCodePattern(self, text = None):
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text = text if not(text is None) else self.Text
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# Reformatted text with start and end characters
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return functools.reduce(lambda a1, a2: list(a1) + [0] + list(a2), [map(int, ptd[c]) for c in ("*%s*" % self.makePrintable(text))])
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class Uss39Wizard(FootprintWizardBase.FootprintWizard):
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GetName = lambda self: 'BARCODE USS-39'
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GetDescription = lambda self: 'USS-39 Barcode'
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GetReferencePrefix = lambda self: 'BARCODE'
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GetValue = lambda self: self.module.Value().GetText()
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def GenerateParameterList(self):
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# Silkscreen parameters
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self.AddParam("Barcode", "Pixel Width", self.uMM, 0.20)
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self.AddParam("Barcode", "Height", self.uMM, 3.0)
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self.AddParam("Barcode", "Margin", self.uMM, 2.0)
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self.AddParam("Barcode", "Contents", self.uString, 'BARCODE')
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self.AddParam("Caption", "Enabled", self.uBool, True)
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self.AddParam("Caption", "Height", self.uMM, 1.2)
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self.AddParam("Caption", "Thickness", self.uMM, 0.12)
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def CheckParameters(self):
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# Reset constants
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self.CourtyardLineWidth = B.FromMM(0.05)
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# Set bar height to the greater of 6.35mm or 0.15*L
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# Set quiet width to 10*X
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# User-defined parameters
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# Create barcode object
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self.Barcode = Uss39('=' + str(self.parameters['Barcode']['Contents']))
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self.X = int(self.parameters['Barcode']['Pixel Width'])
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self.module.Value().SetText( str(self.Barcode) )
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self.C = len(str(self.Barcode))
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# Inter-character gap
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if self.X < 0.250:
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self.I = B.FromMM(3.15)
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else:
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self.I = (2 * self.X) if (2*self.X) > B.FromMM(1.35) else B.FromMM(1.35)
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# Wide to narrow ratio
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if self.X >= B.FromMM(0.508):
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self.N = B.FromMM(int((2.0+3.0)/2))
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else:
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self.N = B.FromMM(int((2.2+3.0)/2))
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self.H = self.parameters['Barcode']['Height']
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self.Q = (10 * self.X) if (10 * self.X) > B.FromMM(6.35) else B.FromMM(6.35)
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self.L = self.I * (1 + self.C) + (self.C + 2) * (6 * self.X + 3 * self.N * self.X) + 2 * self.Q
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def __drawBar__(self, bit, x):
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offset = (bit + 1) * self.X
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return x + offset
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def __drawSpace__(self, bit, x):
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self.draw.SetLayer(B.F_SilkS)
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self.draw.SetLineThickness(self.X)
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self.draw.Line(x, 0, x, self.H)
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if (bit == 1):
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self.draw.Line(x + self.X, 0, x + self.X, self.H)
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self.draw.Line(x + self.X/2, 0, x + self.X/2, self.H)
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self.draw.Line(x, 0, x + self.X, 0)
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self.draw.Line(x, self.H, x + self.X, self.H)
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offset = (bit + 1) * self.X
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return x + offset
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def drawBars(self):
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x = 0
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bars = self.Barcode.getBarCodePattern()
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for index in range(0, len(bars), 2):
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# Draw bar
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barBit = bars[index]
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x = self.__drawBar__(barBit, x)
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# Draw space
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if index < len(bars)-1:
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spaceBit = bars[index + 1]
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x = self.__drawSpace__(spaceBit, x)
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return x
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def drawQuietZone(self, x0, y0, width, height):
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self.draw.SetLayer(B.F_SilkS)
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self.draw.SetLineThickness(self.X)
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for offset in range(0, int(self.Q), int(self.X/2)):
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xoffset = offset + self.X
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yoffset = offset + self.X/2
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self.draw.Line(x0 - xoffset, -yoffset, width + xoffset, -yoffset)
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self.draw.Line(x0 - xoffset, self.H+yoffset, width + xoffset, self.H+yoffset)
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self.draw.Line(x0 - xoffset, -yoffset, x0-xoffset, self.H+yoffset)
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self.draw.Line(width + xoffset, -yoffset, width+xoffset, self.H+yoffset)
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def BuildThisFootprint(self):
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# Draw bars
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x = self.drawBars()
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# Draw quiet zone
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self.drawQuietZone(0, 0, x, self.H)
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# Draw courtyard origin
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self.draw.SetLayer(B.F_CrtYd)
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self.draw.SetLineThickness(self.CourtyardLineWidth)
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ch_lim = B.FromMM(0.35)
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self.draw.Line(-ch_lim, 0, ch_lim, 0)
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self.draw.Line(0, -ch_lim, 0, ch_lim)
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self.draw.Circle(0, 0, B.FromMM(0.25))
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self.module.Value().SetLayer(B.F_Fab)
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Uss39Wizard().register() |