mirror of https://github.com/GNOME/gimp.git
120 lines
3.2 KiB
Python
120 lines
3.2 KiB
Python
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#!/usr/bin/env python
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import sys,re
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"""
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gimppath2svg.py -- Converts Gimp-Paths to a SVG-File.
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Copyright (C) 2000 Simon Budig <simon@gimp.org>
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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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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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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Usage: gimppath2svg.py [infile [outfile]]
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"""
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svgtemplate = """<?xml version="1.0" standalone="yes"?>
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<svg width="%d" height="%d">
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<g>
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<path id="%s" transform="translate (%d,%d)"
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style="stroke:#000000; stroke-width:1; fill:none"
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d="%s"/>
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</g>
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</svg>
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"""
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emptysvgtemplate = """<?xml version="1.0" standalone="yes"?>
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<svg width="1" height="1">
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</svg>
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"""
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class Path:
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def __init__(self):
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self.name = ""
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self.svgpath = ""
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self.gimppoints = [[]]
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self.bounds = None
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def readgimpfile (self, filedesc):
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text = filedesc.readlines()
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for line in text:
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namematch = re.match ("Name: (.*)$", line)
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if namematch:
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path.name = namematch.group(1)
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pointmatch = re.match ("TYPE: (\d) X: (\d+) Y: (\d+)", line)
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if pointmatch:
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if pointmatch.group (1) == "3":
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path.gimppoints.append ([])
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(x, y) = map (int, pointmatch.groups()[1:])
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path.gimppoints[-1].append (map (int, pointmatch.groups()))
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if self.bounds:
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if self.bounds[0] > x: self.bounds[0] = x
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if self.bounds[1] > y: self.bounds[1] = y
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if self.bounds[2] < x: self.bounds[2] = x
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if self.bounds[3] < y: self.bounds[3] = y
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else:
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self.bounds = [x,y,x,y]
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def makesvg (self):
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for path in self.gimppoints:
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if path:
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start = path[0]
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svg = "M %d %d " % tuple (start[1:])
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path = path[1:]
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while path:
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curve = path [0:3]
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path = path[3:]
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if len (curve) == 2:
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svg = svg + "C %d %d %d %d %d %d z " % tuple (
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tuple (curve [0][1:]) +
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tuple (curve [1][1:]) +
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tuple (start [1:]))
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if len (curve) == 3:
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svg = svg + "C %d %d %d %d %d %d " % tuple (
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tuple (curve [0][1:]) +
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tuple (curve [1][1:]) +
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tuple (curve [2][1:]))
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self.svgpath = self.svgpath + svg
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def writesvgfile (self, outfile):
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if self.svgpath:
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svg = svgtemplate % (self.bounds[2]-self.bounds[0],
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self.bounds[3]-self.bounds[1],
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self.name,
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-self.bounds[0], -self.bounds[1],
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self.svgpath)
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else:
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svg = emptysvgtemplate
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outfile.write (svg)
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if len (sys.argv) > 1:
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infile = open (sys.argv[1])
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else:
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infile = sys.stdin
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if len (sys.argv) > 2:
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outfile = open (sys.argv[2], "w")
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else:
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outfile = sys.stdout
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path = Path()
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path.readgimpfile (infile)
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path.makesvg()
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path.writesvgfile (outfile)
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