From: johncoswell Date: Sun, 21 Oct 2007 12:04:43 +0000 (+0000) Subject: add extension to generate perfect bound cover templates X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=63aa42749ce02dd77daa918796ca53ad9658e0a3;p=inkscape.git add extension to generate perfect bound cover templates --- diff --git a/share/extensions/Makefile.am b/share/extensions/Makefile.am index 0dfcd1d1a..3ed653e38 100644 --- a/share/extensions/Makefile.am +++ b/share/extensions/Makefile.am @@ -66,6 +66,7 @@ extensions = \ outline2svg.pl \ pathalongpath.py\ pathmodifier.py\ + perfectboundcover.py \ perspective.py \ ps2dxf.sh \ ps2epsi.sh \ @@ -168,6 +169,7 @@ modules = \ pathalongpath.inx\ pdf_output.inx.txt \ pdf_output_via_gs_on_win32.inx.txt \ + perfectboundcover.inx \ perspective.inx \ ps_input.inx \ radiusrand.inx \ diff --git a/share/extensions/perfectboundcover.inx b/share/extensions/perfectboundcover.inx new file mode 100644 index 000000000..422c32964 --- /dev/null +++ b/share/extensions/perfectboundcover.inx @@ -0,0 +1,40 @@ + + <_name>Perfect-Bound Cover + org.coswellproductions.inkscape.effects.perfectboundcover + perfectboundcover.py + inkex.py + <_param name="book" type="description">Book Properties + 6 + 9 + 64 + true + <_param name="paper" type="description">Interior Pages + + + + + + + + 0 + <_param name="cover" type="description">Cover + + + + + + + + 0 + .25 + <_param name="warning" type="description">Note: Bond Weight # calculations are a best-guess estimate. + + all + + + + + + diff --git a/share/extensions/perfectboundcover.py b/share/extensions/perfectboundcover.py new file mode 100644 index 000000000..d4e53dba1 --- /dev/null +++ b/share/extensions/perfectboundcover.py @@ -0,0 +1,167 @@ +#!/usr/bin/env python +''' +Copyright (C) 2007 John Bintz, jcoswell@cosellproductions.org + +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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +''' +import sys, inkex + +def caliper_to_ppi(caliper): + return 2 / caliper + +def bond_weight_to_ppi(bond_weight): + return caliper_to_ppi(bond_weight * .0002) + +def points_to_ppi(points): + return caliper_to_ppi(points / 1000.0) + +class PerfectBoundCover(inkex.Effect): + def __init__(self): + inkex.Effect.__init__(self) + self.OptionParser.add_option("--width", + action="store", type="float", + dest="width", default=6.0, + help="cover width (in)") + self.OptionParser.add_option("--height", + action="store", type="float", + dest="height", default=9.0, + help="cover height (in)") + self.OptionParser.add_option("--pages", + action="store", type="int", + dest="pages", default=64, + help="number of pages") + self.OptionParser.add_option("--paperthicknessmeasurement", + action="store", type="string", + dest="paperthicknessmeasurement", default=100.0, + help="paper thickness measurement") + self.OptionParser.add_option("--paperthickness", + action="store", type="float", + dest="paperthickness", default=0.0, + help="paper thickness") + self.OptionParser.add_option("--coverthicknessmeasurement", + action="store", type="string", + dest="coverthicknessmeasurement", default=100.0, + help="cover thickness measurement") + self.OptionParser.add_option("--coverthickness", + action="store", type="float", + dest="coverthickness", default=0.0, + help="cover thickness") + self.OptionParser.add_option("--bleed", + action="store", type="float", + dest="bleed", default=0.25, + help="cover bleed (in)") + self.OptionParser.add_option("--removeguides", + action="store", type="inkbool", + dest="removeguides", default=False, + help="remove guides") + self.OptionParser.add_option("--book", + action="store", type="string", + dest="book", default=False, + help="dummy") + self.OptionParser.add_option("--cover", + action="store", type="string", + dest="cover", default=False, + help="dummy") + self.OptionParser.add_option("--paper", + action="store", type="string", + dest="paper", default=False, + help="dummy") + self.OptionParser.add_option("--warning", + action="store", type="string", + dest="warning", default=False, + help="dummy") + def effect(self): + switch = { + "Pages Per Inch (PPI)": lambda x: x, + "Caliper (inches)": lambda x: caliper_to_ppi(x), + "Bond Weight #": lambda x: bond_weight_to_ppi(x), + "Points": lambda x: points_to_ppi(x), + "Specify Width": lambda x: x + } + + if self.options.paperthickness > 0: + if self.options.paperthicknessmeasurement == "Specify Width": + paper_spine = self.options.paperthickness + else: + paper_spine = self.options.pages / switch[self.options.paperthicknessmeasurement](self.options.paperthickness) + else: + paper_spine = 0 + + if self.options.coverthickness > 0: + if self.options.coverthicknessmeasurement == "Specify Width": + cover_spine = self.options.coverthickness + else: + cover_spine = 4.0 / switch[self.options.coverthicknessmeasurement](self.options.coverthickness) + else: + cover_spine = 0 + + spine_width = paper_spine + cover_spine + + document_width = (self.options.bleed + self.options.width * 2) + spine_width + document_height = self.options.bleed * 2 + self.options.height + + root = self.document.getroot() + + root.set("width", "%sin" % document_width) + root.set("height", "%sin" % document_height) + + guides = [] + + guides.append(["horizontal", self.options.bleed]) + guides.append(["horizontal", document_height - self.options.bleed]) + guides.append(["vertical", self.options.bleed]) + guides.append(["vertical", document_width - self.options.bleed]) + guides.append(["vertical", (document_width / 2) - (spine_width / 2)]) + guides.append(["vertical", (document_width / 2) + (spine_width / 2)]) + + namedview = self.document.xpath('/svg:svg/sodipodi:namedview', inkex.NSS) + if namedview: + if self.options.removeguides == True: + for node in self.document.xpath('/svg:svg/sodipodi:namedview/sodipodi:guide', inkex.NSS): + parent = node.getparent() + parent.remove(node) + for guide in guides: + newguide = inkex.etree.Element(inkex.addNS('guide','sodipodi')) + newguide.set("orientation", guide[0]) + newguide.set("position", "%f" % (guide[1] * 90)) + namedview[0].append(newguide) + + ''' + for id, node in self.selected.iteritems(): + if node.tag == inkex.addNS('path','svg'): + p = cubicsuperpath.parsePath(node.get('d')) + + #lens, total = csplength(p) + #avg = total/numlengths(lens) + #inkex.debug("average segment length: %s" % avg) + + new = [] + for sub in p: + new.append([sub[0][:]]) + i = 1 + while i <= len(sub)-1: + length = cspseglength(new[-1][-1], sub[i]) + if length > self.options.max: + splits = math.ceil(length/self.options.max) + for s in xrange(int(splits),1,-1): + new[-1][-1], next, sub[i] = cspbezsplitatlength(new[-1][-1], sub[i], 1.0/s) + new[-1].append(next[:]) + new[-1].append(sub[i]) + i+=1 + + node.set('d',cubicsuperpath.formatPath(new)) + ''' +e = PerfectBoundCover() +e.affect()