added tabgen
This commit is contained in:
parent
1755274877
commit
b9e6eeba2c
@ -10,37 +10,37 @@
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</param>
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<param name="travel_speed" type="float" min="0" max="999999" gui-text="Travel Speed (unit/min)">3000</param>
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<param name="cutting_speed" type="float" min="0" max="999999" gui-text="Cutting Speed (unit/min)">750</param>
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<spacer />
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<spacer/>
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<param name="passes" type="int" min="1" max="999999" gui-text="Passes">1</param>
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<param name="pass_depth" type="float" min="0" max="999999" gui-text="Pass Depth (unit)">1</param>
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<spacer />
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<spacer/>
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<param name="directory" type="path" gui-text="Output Directory" mode="folder">-- Choose Output Directory --</param>
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<param name="filename" type="string" gui-text="Filename">output.gcode</param>
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<param name="filename_suffix" type="boolean" gui-text="Add Numeric Suffix to Filename">true</param>
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<param name="filename_suffix" type="bool" gui-text="Add Numeric Suffix to Filename">true</param>
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</page>
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<page name="advanced_settings" gui-text="Advanced Settings">
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<param name="tool_power_command" type="string" gui-text="Tool Power Command">M3 S255;</param>
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<param name="tool_off_command" type="string" gui-text="Tool Off Command">M5;</param>
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<param name="dwell_time" type="float" gui-text="Dwell Time Before Moving (ms)">0</param>
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<spacer />
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<param name="draw_debug" type="boolean" gui-text="Draw Debug">true</param>
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<spacer/>
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<param name="draw_debug" type="bool" gui-text="Draw Debug">true</param>
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<param name="debug_line_width" type="float" gui-text="Debug Line Width (px)">0.5</param>
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<param name="debug_arrow_scale" type="float" min="0" gui-text="Debug Arrow Scale">1.0</param>
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<spacer />
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<param name="approximation_tolerance" type="string" appearance="full" gui-text="Approximation Tolerance (+-unit) [tip, stay between 10^-4 and 1]">0.01</param>
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<spacer/>
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<param name="approximation_tolerance" type="string" gui-text="Approximation Tolerance (+-unit) [tip, stay between 10^-4 and 1]">0.01</param>
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</page>
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<page name="header_footer_settings" gui-text="Custom Header and Footer">
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<spacer />
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<spacer/>
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<param name="header_path" type="path" mode="file" gui-text="Custom G-code Header Filepath" />
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<param name="footer_path" type="path" mode="file" gui-text="Custom G-code Footer Filepath" />
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<spacer />
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<param name="do_z_axis_start" type="boolean" gui-text="Set Z-Axis Start Position">false</param>
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<spacer/>
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<param name="do_z_axis_start" type="bool" gui-text="Set Z-Axis Start Position">false</param>
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<param name="z_axis_start" type="float" min="0" max="999999" gui-text="Absolute Z-Axis Start Position (unit)">0</param>
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<spacer />
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<param name="move_to_origin_end" type="boolean" gui-text="Move To Origin When Done">false</param>
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<spacer />
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<param name="do_laser_off_start" type="boolean" gui-text="Turn Laser Off Before a Job">true</param>
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<param name="do_laser_off_end" type="boolean" gui-text="Turn Laser Off After a Job">true</param>
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<spacer/>
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<param name="move_to_origin_end" type="bool" gui-text="Move To Origin When Done">false</param>
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<spacer/>
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<param name="do_laser_off_start" type="bool" gui-text="Turn Laser Off Before a Job">true</param>
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<param name="do_laser_off_end" type="bool" gui-text="Turn Laser Off After a Job">true</param>
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</page>
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<page name="scaling" gui-text="Coordinate System and Transformations">
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<param name="machine_origin" type="optiongroup" appearance="combo" gui-text="Machine Origin">
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@ -48,10 +48,10 @@
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<option value="center">center</option>
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<option value="top-left">top-left</option>
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</param>
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<param name="invert_y_axis" type="boolean" gui-text="Invert Y-Axis">false</param>
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<param name="invert_y_axis" type="bool" gui-text="Invert Y-Axis">false</param>
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<param name="bed_width" type="float" min="0" max="999999" gui-text="Bed X Width (unit)">200</param>
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<param name="bed_height" type="float" min="0" max="999999" gui-text="Bed Y Length (unit)">200</param>
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<spacer />
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<spacer/>
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<param name="horizontal_offset" type="float" min="-999999" max="999999" gui-text="Gcode X Offset (unit)">0</param>
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<param name="vertical_offset" type="float" min="-999999" max="999999" gui-text="Gcode Y Offset (unit)">0</param>
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<param name="scaling_factor" type="float" min="-999999" max="999999" gui-text="Gcode Scaling Factor">1</param>
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@ -69,4 +69,3 @@
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<command location="inx" interpreter="python">j_tech_photonics_laser_tool.py</command>
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</script>
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</inkscape-extension>
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2
extensions/fablabchemnitz/tabgen/.gitattributes
vendored
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2
extensions/fablabchemnitz/tabgen/.gitattributes
vendored
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@ -0,0 +1,2 @@
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# Auto detect text files and perform LF normalization
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* text=auto
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42
extensions/fablabchemnitz/tabgen/tabgen.inx
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42
extensions/fablabchemnitz/tabgen/tabgen.inx
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@ -0,0 +1,42 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
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<name>Tabgen</name>
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<id>fablabchemnitz.de.tabgen</id>
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<param name="usermenu" type="notebook">
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<page name="settings" gui-text="Settings">
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<param name="tabangle" type="float" min="0.0" max="90.0" gui-text="Angle of tab edges (degrees):">45.0</param>
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<param name="tabheight" type="float" min="0.01" max="9999.0" gui-text="Height of tab:">0.4</param>
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<param name="dashlength" type="float" min="0.0" max="9999.0" gui-text="Length of dashline (zero for solid line):">0.1</param>
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<param name="tabsets" type="optiongroup" appearance="combo" gui-text="Tab placement on polygons with cutouts:">
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<option value="outside">outside</option>
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<option value="inside">inside</option>
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<option value="both">both</option>
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</param>
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<param name="unit" type="optiongroup" appearance="combo" gui-text="Dimensional units of above parameters and the selected paths:">
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<option value="mm">mm</option>
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<option value="cm">cm</option>
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<option value="m">m</option>
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<option value="km">km</option>
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<option value="px">px</option>
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<option value="pt">pt</option>
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<option value="in">in</option>
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<option value="ft">ft</option>
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<option value="yd">yd</option>
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</param>
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<param name="print_debug" type="bool" gui-text="Print debug info">true</param>
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<param name="keep_original" type="bool" gui-text="Keep original elements">false</param>
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</page>
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<page name="_help" gui-text="Help">
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<label xml:space="preserve">Given a closed path of straight lines, this program generates a paper model of tabs and score lines for each straight edge.</label>
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</page>
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</param>
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<effect needs-live-preview="true">
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<object-type>all</object-type>
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<effects-menu>
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<submenu name="Papercraft" />
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</effects-menu>
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</effect>
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<script>
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<command location="inx" interpreter="python">tabgen.py</command>
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</script>
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</inkscape-extension>
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638
extensions/fablabchemnitz/tabgen/tabgen.py
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638
extensions/fablabchemnitz/tabgen/tabgen.py
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@ -0,0 +1,638 @@
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#!/usr/bin/env python3
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#
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# Copyright (C) [2021] [Joseph Zakar], [observing@gmail.com]
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#
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# 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, MA 02110-1301, USA.
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#
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"""
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Given a closed path of straight lines, this program generates a paper model containing
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tabs and score lines for each straight edge.
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"""
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import inkex
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from inkex import Path
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from lxml import etree
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import math
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import copy
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import inspect
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class pathStruct(object):
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def __init__(self):
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self.id="path0000"
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self.path=[]
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self.enclosed=False
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def __str__(self):
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return self.path
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class pnPoint(object):
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# This class came from https://github.com/JoJocoder/PNPOLY
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def __init__(self,p):
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self.p=p
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def __str__(self):
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return self.p
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def InPolygon(self,polygon,BoundCheck=False):
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inside=False
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if BoundCheck:
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minX=polygon[0][0]
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maxX=polygon[0][0]
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minY=polygon[0][1]
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maxY=polygon[0][1]
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for p in polygon:
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minX=min(p[0],minX)
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maxX=max(p[0],maxX)
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minY=min(p[1],minY)
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maxY=max(p[1],maxY)
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if self.p[0]<minX or self.p[0]>maxX or self.p[1]<minY or self.p[1]>maxY:
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return False
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j=len(polygon)-1
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for i in range(len(polygon)):
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if ((polygon[i][1]>self.p[1])!=(polygon[j][1]>self.p[1]) and (self.p[0]<(polygon[j][0]-polygon[i][0])*(self.p[1]-polygon[i][1])/( polygon[j][1] - polygon[i][1] ) + polygon[i][0])):
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inside =not inside
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j=i
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return inside
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class Tabgen(inkex.EffectExtension):
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def add_arguments(self, pars):
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pars.add_argument("--usermenu")
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pars.add_argument("--tabangle", type=float, default=45.0, help="Angle of tab edges in degrees")
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pars.add_argument("--tabheight", type=float, default=0.4, help="Height of tab in dimensional units")
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pars.add_argument("--dashlength", type=float, default=0.25, help="Length of dashline in dimentional units (zero for solid line)")
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pars.add_argument("--tabsets", default="both", help="Tab placement on polygons with cutouts")
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pars.add_argument("--unit", default="in", help="Dimensional units of selected paths")
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pars.add_argument("--print_debug", type=inkex.Boolean, default=True, help="Print debug info")
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pars.add_argument("--keep_original", type=inkex.Boolean, default=False, help="Keep original elements")
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#draw SVG line segment(s) between the given (raw) points
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def drawline(self, dstr, name, parent, sstr=None):
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line_style = {'stroke':'#000000','stroke-width':'1','fill':'none'}
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if sstr == None:
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stylestr = str(inkex.Style(line_style))
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else:
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stylestr = sstr
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el = parent.add(inkex.PathElement())
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el.path = dstr
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el.style = sstr
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el.label = name
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def pathInsidePath(self, path, testpath):
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enclosed = True
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for tp in testpath:
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# If any point in the testpath is outside the path, it's not enclosed
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if self.insidePath(path, tp) == False:
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enclosed = False
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return enclosed # True if testpath is fully enclosed in path
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return enclosed
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def insidePath(self, path, p):
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point = pnPoint((p.x, p.y))
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pverts = []
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for pnum in path:
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pverts.append((pnum.x, pnum.y))
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isInside = point.InPolygon(pverts, True)
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return isInside # True if point p is inside path
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def makescore(self, pt1, pt2, dashlength):
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# Draws a dashed line of dashlength between two points
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# Dash = dashlength (in inches) space followed by dashlength mark
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# if dashlength is zero, we want a solid line
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apt1 = inkex.paths.Line(0.0,0.0)
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apt2 = inkex.paths.Line(0.0,0.0)
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ddash = ''
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if math.isclose(dashlength, 0.0):
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#inkex.utils.debug("Draw solid dashline")
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ddash = ' M '+str(pt1.x)+','+str(pt1.y)+' L '+str(pt2.x)+','+str(pt2.y)
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else:
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if math.isclose(pt1.y, pt2.y):
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#inkex.utils.debug("Draw horizontal dashline")
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if pt1.x < pt2.x:
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xcushion = pt2.x - dashlength
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xpt = pt1.x
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ypt = pt1.y
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else:
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xcushion = pt1.x - dashlength
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xpt = pt2.x
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ypt = pt2.y
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ddash = ''
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done = False
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while not(done):
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if (xpt + dashlength*2) <= xcushion:
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xpt = xpt + dashlength
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ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
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xpt = xpt + dashlength
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ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
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else:
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done = True
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elif math.isclose(pt1.x, pt2.x):
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#inkex.utils.debug("Draw vertical dashline")
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if pt1.y < pt2.y:
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ycushion = pt2.y - dashlength
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xpt = pt1.x
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ypt = pt1.y
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else:
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ycushion = pt1.y - dashlength
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xpt = pt2.x
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ypt = pt2.y
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ddash = ''
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done = False
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while not(done):
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if(ypt + dashlength*2) <= ycushion:
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ypt = ypt + dashlength
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ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
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ypt = ypt + dashlength
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ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
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else:
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done = True
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else:
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#inkex.utils.debug("Draw sloping dashline")
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if pt1.y > pt2.y:
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apt1.x = pt1.x
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apt1.y = pt1.y
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apt2.x = pt2.x
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apt2.y = pt2.y
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else:
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apt1.x = pt2.x
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apt1.y = pt2.y
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apt2.x = pt1.x
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apt2.y = pt1.y
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m = (apt1.y-apt2.y)/(apt1.x-apt2.x)
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theta = math.atan(m)
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msign = (m>0) - (m<0)
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ycushion = apt2.y + dashlength*math.sin(theta)
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xcushion = apt2.x + msign*dashlength*math.cos(theta)
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ddash = ''
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xpt = apt1.x
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ypt = apt1.y
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done = False
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while not(done):
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nypt = ypt - dashlength*2*math.sin(theta)
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nxpt = xpt - msign*dashlength*2*math.cos(theta)
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if (nypt >= ycushion) and (((m<0) and (nxpt <= xcushion)) or ((m>0) and (nxpt >= xcushion))):
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# move to end of space / beginning of mark
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xpt = xpt - msign*dashlength*math.cos(theta)
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ypt = ypt - msign*dashlength*math.sin(theta)
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ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
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# draw the mark
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xpt = xpt - msign*dashlength*math.cos(theta)
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ypt = ypt - msign*dashlength*math.sin(theta)
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ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
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else:
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done = True
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return ddash
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def detectIntersect(self, x1, y1, x2, y2, x3, y3, x4, y4):
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td = (x1-x2)*(y3-y4)-(y1-y2)*(x3-x4)
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if td == 0:
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# These line segments are parallel
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return False
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t = ((x1-x3)*(y3-y4)-(y1-y3)*(x3-x4))/td
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if (0.0 <= t) and (t <= 1.0):
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return True
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else:
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return False
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def makeTab(self, tpath, pt1, pt2, tabht, taba):
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# tpath - the pathstructure containing pt1 and pt2
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# pt1, pt2 - the two points where the tab will be inserted
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# tabht - the height of the tab
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# taba - the angle of the tab sides
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# returns the two tab points in order of closest to pt1
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tpt1 = inkex.paths.Line(0.0,0.0)
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tpt2 = inkex.paths.Line(0.0,0.0)
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currTabHt = tabht
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currTabAngle = taba
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testAngle = 1.0
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testHt = currTabHt * 0.01
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adjustTab = 0
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tabDone = False
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while not tabDone:
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# Let's find out the orientation of the tab
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if math.isclose(pt1.x, pt2.x):
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# It's vertical. Let's try the right side
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if pt1.y < pt2.y:
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tpt1.x = pt1.x + testHt
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tpt2.x = pt2.x + testHt
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tpt1.y = pt1.y + testHt/math.tan(math.radians(testAngle))
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tpt2.y = pt2.y - testHt/math.tan(math.radians(testAngle))
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pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
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pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
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if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
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(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
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tpt1.x = pt1.x - currTabHt
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tpt2.x = pt2.x - currTabHt
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else:
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tpt1.x = pt1.x + currTabHt
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tpt2.x = pt2.x + currTabHt
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tpt1.y = pt1.y + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.y = pt2.y - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
else: # pt2.y < pt1.y
|
||||
tpt1.x = pt1.x + testHt
|
||||
tpt2.x = pt2.x + testHt
|
||||
tpt1.y = pt1.y - testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.y = pt2.y + testHt/math.tan(math.radians(testAngle))
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.x = pt1.x - currTabHt
|
||||
tpt2.x = pt2.x - currTabHt
|
||||
else:
|
||||
tpt1.x = pt1.x + currTabHt
|
||||
tpt2.x = pt2.x + currTabHt
|
||||
tpt1.y = pt1.y - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.y = pt2.y + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
elif math.isclose(pt1.y, pt2.y):
|
||||
# It's horizontal. Let's try the top
|
||||
if pt1.x < pt2.x:
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x + testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x - testHt/math.tan(math.radians(testAngle))
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
else: # pt2.x < pt1.x
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x - testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x + testHt/math.tan(math.radians(testAngle))
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
|
||||
else: # the orientation is neither horizontal nor vertical
|
||||
# Let's get the slope of the line between the points
|
||||
# Because Inkscape's origin is in the upper-left corner,
|
||||
# a positive slope (/) will yield a negative value
|
||||
slope = (pt2.y - pt1.y)/(pt2.x - pt1.x)
|
||||
# Let's get the angle to the horizontal
|
||||
theta = math.degrees(math.atan(slope))
|
||||
# Let's construct a horizontal tab
|
||||
seglength = math.sqrt((pt1.x-pt2.x)**2 +(pt1.y-pt2.y)**2)
|
||||
if slope < 0.0:
|
||||
if pt1.x < pt2.x:
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x + testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x - testHt/math.tan(math.radians(testAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
else: # pt1.x > pt2.x
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x - testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x + testHt/math.tan(math.radians(testAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
else: # slope > 0.0
|
||||
if pt1.x < pt2.x:
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x + testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x - testHt/math.tan(math.radians(testAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
else: # pt1.x > pt2.x
|
||||
tpt1.y = pt1.y - testHt
|
||||
tpt2.y = pt2.y - testHt
|
||||
tpt1.x = pt1.x - testHt/math.tan(math.radians(testAngle))
|
||||
tpt2.x = pt2.x + testHt/math.tan(math.radians(testAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
pnpt1 = inkex.paths.Move(tpt1.x, tpt1.y)
|
||||
pnpt2 = inkex.paths.Move(tpt2.x, tpt2.y)
|
||||
if ((not tpath.enclosed) and (self.insidePath(tpath.path, pnpt1) or self.insidePath(tpath.path, pnpt2))) or \
|
||||
(tpath.enclosed and ((not self.insidePath(tpath.path, pnpt1)) and (not self.insidePath(tpath.path, pnpt2)))):
|
||||
tpt1.y = pt1.y + currTabHt
|
||||
tpt2.y = pt2.y + currTabHt
|
||||
else:
|
||||
tpt1.y = pt1.y - currTabHt
|
||||
tpt2.y = pt2.y - currTabHt
|
||||
tpt1.x = pt1.x - currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tpt2.x = pt2.x + currTabHt/math.tan(math.radians(currTabAngle))
|
||||
tl1 = [('M', [pt1.x,pt1.y])]
|
||||
tl1 += [('L', [tpt1.x, tpt1.y])]
|
||||
ele1 = inkex.Path(tl1)
|
||||
tl2 = [('M', [pt1.x,pt1.y])]
|
||||
tl2 += [('L', [tpt2.x, tpt2.y])]
|
||||
ele2 = inkex.Path(tl2)
|
||||
thetal1 = ele1.rotate(theta, [pt1.x,pt1.y])
|
||||
thetal2 = ele2.rotate(theta, [pt2.x,pt2.y])
|
||||
tpt1.x = thetal1[1].x
|
||||
tpt1.y = thetal1[1].y
|
||||
tpt2.x = thetal2[1].x
|
||||
tpt2.y = thetal2[1].y
|
||||
# Check to see if any tabs intersect each other
|
||||
if self.detectIntersect(pt1.x, pt1.y, tpt1.x, tpt1.y, pt2.x, pt2.y, tpt2.x, tpt2.y):
|
||||
# Found an intersection.
|
||||
if adjustTab == 0:
|
||||
# Try increasing the tab angle in one-degree increments
|
||||
currTabAngle = currTabAngle + 1.0
|
||||
if currTabAngle > 88.0: # We're not increasing the tab angle above 89 degrees
|
||||
adjustTab = 1
|
||||
currTabAngle = taba
|
||||
if adjustTab == 1:
|
||||
# So, try reducing the tab height in 20% increments instead
|
||||
currTabHt = currTabHt - tabht*0.2 # Could this lead to a zero tab_height?
|
||||
if currTabHt <= 0.0:
|
||||
# Give up
|
||||
currTabHt = tabht
|
||||
adjustTab = 2
|
||||
if adjustTab == 2:
|
||||
tabDone = True # Just show the failure
|
||||
else:
|
||||
tabDone = True
|
||||
|
||||
return tpt1,tpt2
|
||||
|
||||
|
||||
def effect(self):
|
||||
scale = self.svg.unittouu('1'+self.options.unit)
|
||||
layer = self.svg.get_current_layer()
|
||||
tab_angle = float(self.options.tabangle)
|
||||
tab_height = float(self.options.tabheight) * scale
|
||||
dashlength = float(self.options.dashlength) * scale
|
||||
tabsets = self.options.tabsets
|
||||
npaths = []
|
||||
savid = ''
|
||||
elems = []
|
||||
pc = 0
|
||||
for selem in self.svg.selection.filter(inkex.PathElement):
|
||||
elems.append(selem)
|
||||
if len(elems) == 0:
|
||||
raise inkex.AbortExtension("Nothing selected")
|
||||
for elem in elems:
|
||||
npaths.clear()
|
||||
escale = 1.0
|
||||
#inkex.utils.debug(elem.attrib)
|
||||
if 'transform' in elem.attrib:
|
||||
transforms = elem.attrib['transform'].split()
|
||||
for tf in transforms:
|
||||
if tf.startswith('scale'):
|
||||
escale = float(tf.split('(')[1].split(')')[0])
|
||||
last_letter = 'Z'
|
||||
savid = elem.get_id()
|
||||
idmod = 0
|
||||
elementPath = Path(elem.path.to_absolute().transform(elem.getparent().composed_transform()))
|
||||
|
||||
for ptoken in elementPath: # For each point in the path
|
||||
ptx2 = None
|
||||
pty2 = None
|
||||
if ptoken.letter == 'M': # Starting point
|
||||
# Hold this point in case we receive a Z
|
||||
ptx1 = mx = ptoken.x * escale
|
||||
pty1 = my = ptoken.y * escale
|
||||
'''
|
||||
Assign a structure to the new path. We assume that there is
|
||||
only one path and, therefore, it isn't enclosed by a
|
||||
sub-path. However, we'll suffix the ID, if we find a
|
||||
sub-path.
|
||||
'''
|
||||
npath = pathStruct()
|
||||
npath.enclosed = False
|
||||
if idmod > 0:
|
||||
npath.id = elem.get_id()+"-"+str(idmod)
|
||||
else:
|
||||
npath.id = elem.get_id()
|
||||
idmod += 1
|
||||
npath.path.append(inkex.paths.Move(ptx1,pty1))
|
||||
else:
|
||||
if last_letter != 'M':
|
||||
ptx1 = ptx2
|
||||
pty1 = pty2
|
||||
if ptoken.letter == 'L':
|
||||
ptx2 = ptoken.x * escale
|
||||
pty2 = ptoken.y * escale
|
||||
elif ptoken.letter == 'H':
|
||||
ptx2 = ptoken.x * escale
|
||||
pty2 = pty1
|
||||
elif ptoken.letter == 'V':
|
||||
ptx2 = ptx1
|
||||
pty2 = ptoken.y * escale
|
||||
elif ptoken.letter == 'Z':
|
||||
ptx2 = mx
|
||||
pty2 = my
|
||||
else:
|
||||
raise inkex.AbortExtension("Unrecognized path command {0}".format(ptoken.letter))
|
||||
npath.path.append(inkex.paths.Line(ptx2,pty2))
|
||||
if ptoken.letter == 'Z':
|
||||
npaths.append(npath)
|
||||
else:
|
||||
if self.options.print_debug is True:
|
||||
self.msg("Warning! Path {} is not closed. Skipping ...".format(elem.get('id')))
|
||||
last_letter = ptoken.letter
|
||||
# check for cutouts
|
||||
if idmod > 1:
|
||||
for apath in npaths: # We test these paths to see if they are fully enclosed
|
||||
for bpath in npaths: # by these paths
|
||||
if apath.id != bpath.id:
|
||||
if self.pathInsidePath(bpath.path, apath.path):
|
||||
apath.enclosed = True
|
||||
# add tabs to current path(s)
|
||||
if 'style' in elem.attrib:
|
||||
sstr = elem.attrib['style']
|
||||
if not math.isclose(escale, 1.0):
|
||||
lsstr = sstr.split(';')
|
||||
for stoken in range(len(lsstr)):
|
||||
if lsstr[stoken].startswith('stroke-width'):
|
||||
swt = lsstr[stoken].split(':')[1]
|
||||
swf = str(float(swt)*escale)
|
||||
lsstr[stoken] = lsstr[stoken].replace(swt, swf)
|
||||
if lsstr[stoken].startswith('stroke-miterlimit'):
|
||||
swt = lsstr[stoken].split(':')[1]
|
||||
swf = str(float(swt)*escale)
|
||||
lsstr[stoken] = lsstr[stoken].replace(swt, swf)
|
||||
sstr = ";".join(lsstr)
|
||||
else:
|
||||
sstr = None
|
||||
dsub = '' # Used for building sub-paths
|
||||
dprop = '' # Used for building the main path
|
||||
dscore = '' # Used for building dashlines
|
||||
for apath in npaths:
|
||||
mpath = [apath.path[0]] # init output path with first point of input path
|
||||
for ptn in range(len(apath.path)-1):
|
||||
if (tabsets == 'both') or (((tabsets == 'inside') and (apath.enclosed)) or ((tabsets == 'outside') and (not apath.enclosed))):
|
||||
tabpt1, tabpt2 = self.makeTab(apath, apath.path[ptn], apath.path[ptn+1], tab_height, tab_angle)
|
||||
mpath.append(tabpt1)
|
||||
mpath.append(tabpt2)
|
||||
dscore = dscore + self.makescore(apath.path[ptn], apath.path[ptn+1],dashlength)
|
||||
mpath.append(apath.path[ptn+1])
|
||||
if apath.id == elem.get_id():
|
||||
for nodes in range(len(mpath)):
|
||||
if nodes == 0:
|
||||
dprop = 'M ' # This is the main path, which should appear first
|
||||
else:
|
||||
dprop = dprop + ' L '
|
||||
dprop = dprop + str(mpath[nodes].x) + ',' + str(mpath[nodes].y)
|
||||
## and close the path
|
||||
dprop = dprop + ' Z'
|
||||
else:
|
||||
for nodes in range(len(mpath)):
|
||||
if nodes == 0:
|
||||
dsub = dsub + ' M ' # This is a sub-path, which should follow the main path
|
||||
else:
|
||||
dsub = dsub + ' L '
|
||||
dsub = dsub + str(mpath[nodes].x) + ',' + str(mpath[nodes].y)
|
||||
## and close the path
|
||||
dsub = dsub + ' Z'
|
||||
dprop = dprop + dsub # combine all the paths
|
||||
if math.isclose(dashlength, 0.0):
|
||||
# lump together all the score lines
|
||||
group = inkex.elements._groups.Group()
|
||||
group.label = 'group'+str(pc)+'ms'
|
||||
self.drawline(dprop,'model'+str(pc),group,sstr) # Output the model
|
||||
if dscore != '':
|
||||
self.drawline(dscore,'score'+str(pc),group,sstr) # Output the scorelines separately
|
||||
layer.append(group)
|
||||
else:
|
||||
dprop = dprop + dscore
|
||||
self.drawline(dprop,savid+'ms',layer,sstr)
|
||||
pc += 1
|
||||
|
||||
if self.options.keep_original is False:
|
||||
elem.delete()
|
||||
|
||||
if __name__ == '__main__':
|
||||
Tabgen().run()
|
||||
Reference in New Issue
Block a user