diff --git a/extensions/fablabchemnitz/j_tech_photonics_laser_tool/j_tech_photonics_laser_tool.inx b/extensions/fablabchemnitz/j_tech_photonics_laser_tool/j_tech_photonics_laser_tool.inx
index bb794a0c..d2494e2a 100644
--- a/extensions/fablabchemnitz/j_tech_photonics_laser_tool/j_tech_photonics_laser_tool.inx
+++ b/extensions/fablabchemnitz/j_tech_photonics_laser_tool/j_tech_photonics_laser_tool.inx
@@ -10,37 +10,37 @@
3000
750
-
+
1
1
-
+
-- Choose Output Directory --
output.gcode
- true
+ true
M3 S255;
M5;
0
-
- true
+
+ true
0.5
1.0
-
- 0.01
+
+ 0.01
-
+
-
- false
+
+ false
0
-
- false
-
- true
- true
+
+ false
+
+ true
+ true
@@ -48,10 +48,10 @@
- false
+ false
200
200
-
+
0
0
1
@@ -68,5 +68,4 @@
-
-
+
\ No newline at end of file
diff --git a/extensions/fablabchemnitz/tabgen/.gitattributes b/extensions/fablabchemnitz/tabgen/.gitattributes
new file mode 100644
index 00000000..dfe07704
--- /dev/null
+++ b/extensions/fablabchemnitz/tabgen/.gitattributes
@@ -0,0 +1,2 @@
+# Auto detect text files and perform LF normalization
+* text=auto
diff --git a/extensions/fablabchemnitz/tabgen/tabgen.inx b/extensions/fablabchemnitz/tabgen/tabgen.inx
new file mode 100644
index 00000000..80f5b04d
--- /dev/null
+++ b/extensions/fablabchemnitz/tabgen/tabgen.inx
@@ -0,0 +1,42 @@
+
+
+ Tabgen
+ fablabchemnitz.de.tabgen
+
+
+ 45.0
+ 0.4
+ 0.1
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ true
+ false
+
+
+
+
+
+
+ all
+
+
+
+
+
+
\ No newline at end of file
diff --git a/extensions/fablabchemnitz/tabgen/tabgen.py b/extensions/fablabchemnitz/tabgen/tabgen.py
new file mode 100644
index 00000000..4816d797
--- /dev/null
+++ b/extensions/fablabchemnitz/tabgen/tabgen.py
@@ -0,0 +1,638 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) [2021] [Joseph Zakar], [observing@gmail.com]
+#
+# 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.
+#
+"""
+Given a closed path of straight lines, this program generates a paper model containing
+tabs and score lines for each straight edge.
+"""
+
+import inkex
+from inkex import Path
+from lxml import etree
+import math
+import copy
+import inspect
+
+class pathStruct(object):
+
+ def __init__(self):
+ self.id="path0000"
+ self.path=[]
+ self.enclosed=False
+
+ def __str__(self):
+ return self.path
+
+class pnPoint(object):
+
+ # This class came from https://github.com/JoJocoder/PNPOLY
+ def __init__(self,p):
+ self.p=p
+
+ def __str__(self):
+ return self.p
+
+ def InPolygon(self,polygon,BoundCheck=False):
+ inside=False
+ if BoundCheck:
+ minX=polygon[0][0]
+ maxX=polygon[0][0]
+ minY=polygon[0][1]
+ maxY=polygon[0][1]
+ for p in polygon:
+ minX=min(p[0],minX)
+ maxX=max(p[0],maxX)
+ minY=min(p[1],minY)
+ maxY=max(p[1],maxY)
+ if self.p[0]maxX or self.p[1]maxY:
+ return False
+ j=len(polygon)-1
+ for i in range(len(polygon)):
+ 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])):
+ inside =not inside
+ j=i
+ return inside
+
+class Tabgen(inkex.EffectExtension):
+
+ def add_arguments(self, pars):
+ pars.add_argument("--usermenu")
+ pars.add_argument("--tabangle", type=float, default=45.0, help="Angle of tab edges in degrees")
+ pars.add_argument("--tabheight", type=float, default=0.4, help="Height of tab in dimensional units")
+ pars.add_argument("--dashlength", type=float, default=0.25, help="Length of dashline in dimentional units (zero for solid line)")
+ pars.add_argument("--tabsets", default="both", help="Tab placement on polygons with cutouts")
+ pars.add_argument("--unit", default="in", help="Dimensional units of selected paths")
+ pars.add_argument("--print_debug", type=inkex.Boolean, default=True, help="Print debug info")
+ pars.add_argument("--keep_original", type=inkex.Boolean, default=False, help="Keep original elements")
+
+ #draw SVG line segment(s) between the given (raw) points
+ def drawline(self, dstr, name, parent, sstr=None):
+ line_style = {'stroke':'#000000','stroke-width':'1','fill':'none'}
+ if sstr == None:
+ stylestr = str(inkex.Style(line_style))
+ else:
+ stylestr = sstr
+ el = parent.add(inkex.PathElement())
+ el.path = dstr
+ el.style = sstr
+ el.label = name
+
+ def pathInsidePath(self, path, testpath):
+ enclosed = True
+ for tp in testpath:
+ # If any point in the testpath is outside the path, it's not enclosed
+ if self.insidePath(path, tp) == False:
+ enclosed = False
+ return enclosed # True if testpath is fully enclosed in path
+ return enclosed
+
+ def insidePath(self, path, p):
+ point = pnPoint((p.x, p.y))
+ pverts = []
+ for pnum in path:
+ pverts.append((pnum.x, pnum.y))
+ isInside = point.InPolygon(pverts, True)
+ return isInside # True if point p is inside path
+
+ def makescore(self, pt1, pt2, dashlength):
+ # Draws a dashed line of dashlength between two points
+ # Dash = dashlength (in inches) space followed by dashlength mark
+ # if dashlength is zero, we want a solid line
+ apt1 = inkex.paths.Line(0.0,0.0)
+ apt2 = inkex.paths.Line(0.0,0.0)
+ ddash = ''
+ if math.isclose(dashlength, 0.0):
+ #inkex.utils.debug("Draw solid dashline")
+ ddash = ' M '+str(pt1.x)+','+str(pt1.y)+' L '+str(pt2.x)+','+str(pt2.y)
+ else:
+ if math.isclose(pt1.y, pt2.y):
+ #inkex.utils.debug("Draw horizontal dashline")
+ if pt1.x < pt2.x:
+ xcushion = pt2.x - dashlength
+ xpt = pt1.x
+ ypt = pt1.y
+ else:
+ xcushion = pt1.x - dashlength
+ xpt = pt2.x
+ ypt = pt2.y
+ ddash = ''
+ done = False
+ while not(done):
+ if (xpt + dashlength*2) <= xcushion:
+ xpt = xpt + dashlength
+ ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
+ xpt = xpt + dashlength
+ ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
+ else:
+ done = True
+ elif math.isclose(pt1.x, pt2.x):
+ #inkex.utils.debug("Draw vertical dashline")
+ if pt1.y < pt2.y:
+ ycushion = pt2.y - dashlength
+ xpt = pt1.x
+ ypt = pt1.y
+ else:
+ ycushion = pt1.y - dashlength
+ xpt = pt2.x
+ ypt = pt2.y
+ ddash = ''
+ done = False
+ while not(done):
+ if(ypt + dashlength*2) <= ycushion:
+ ypt = ypt + dashlength
+ ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
+ ypt = ypt + dashlength
+ ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
+ else:
+ done = True
+ else:
+ #inkex.utils.debug("Draw sloping dashline")
+ if pt1.y > pt2.y:
+ apt1.x = pt1.x
+ apt1.y = pt1.y
+ apt2.x = pt2.x
+ apt2.y = pt2.y
+ else:
+ apt1.x = pt2.x
+ apt1.y = pt2.y
+ apt2.x = pt1.x
+ apt2.y = pt1.y
+ m = (apt1.y-apt2.y)/(apt1.x-apt2.x)
+ theta = math.atan(m)
+ msign = (m>0) - (m<0)
+ ycushion = apt2.y + dashlength*math.sin(theta)
+ xcushion = apt2.x + msign*dashlength*math.cos(theta)
+ ddash = ''
+ xpt = apt1.x
+ ypt = apt1.y
+ done = False
+ while not(done):
+ nypt = ypt - dashlength*2*math.sin(theta)
+ nxpt = xpt - msign*dashlength*2*math.cos(theta)
+ if (nypt >= ycushion) and (((m<0) and (nxpt <= xcushion)) or ((m>0) and (nxpt >= xcushion))):
+ # move to end of space / beginning of mark
+ xpt = xpt - msign*dashlength*math.cos(theta)
+ ypt = ypt - msign*dashlength*math.sin(theta)
+ ddash = ddash + ' M ' + str(xpt) + ',' + str(ypt)
+ # draw the mark
+ xpt = xpt - msign*dashlength*math.cos(theta)
+ ypt = ypt - msign*dashlength*math.sin(theta)
+ ddash = ddash + ' L ' + str(xpt) + ',' + str(ypt)
+ else:
+ done = True
+ return ddash
+
+ def detectIntersect(self, x1, y1, x2, y2, x3, y3, x4, y4):
+ td = (x1-x2)*(y3-y4)-(y1-y2)*(x3-x4)
+ if td == 0:
+ # These line segments are parallel
+ return False
+ t = ((x1-x3)*(y3-y4)-(y1-y3)*(x3-x4))/td
+ if (0.0 <= t) and (t <= 1.0):
+ return True
+ else:
+ return False
+
+ def makeTab(self, tpath, pt1, pt2, tabht, taba):
+ # tpath - the pathstructure containing pt1 and pt2
+ # pt1, pt2 - the two points where the tab will be inserted
+ # tabht - the height of the tab
+ # taba - the angle of the tab sides
+ # returns the two tab points in order of closest to pt1
+ tpt1 = inkex.paths.Line(0.0,0.0)
+ tpt2 = inkex.paths.Line(0.0,0.0)
+ currTabHt = tabht
+ currTabAngle = taba
+ testAngle = 1.0
+ testHt = currTabHt * 0.01
+ adjustTab = 0
+ tabDone = False
+ while not tabDone:
+ # Let's find out the orientation of the tab
+ if math.isclose(pt1.x, pt2.x):
+ # It's vertical. Let's try the right side
+ if pt1.y < pt2.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))
+ 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()