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- #!/usr/bin/env python
- '''
- Copyright (C) 2006 Aaron Spike, aaron@ekips.org
- Copyright (C) 2010 Nicolas Dufour, nicoduf@yahoo.fr (Windows support and various fixes)
-
- 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 inkex
- import sys, os, tempfile, shutil
- import gettext
-
- try:
- from subprocess import Popen, PIPE
- bsubprocess = True
- except:
- bsubprocess = False
-
- class MyEffect(inkex.Effect):
- def __init__(self):
- inkex.Effect.__init__(self)
- self.OptionParser.add_option("-d", "--guides",
- action="store", type="inkbool",
- dest="saveGuides", default=False,
- help="Save the Guides with the .XCF")
- self.OptionParser.add_option("-r", "--grid",
- action="store", type="inkbool",
- dest="saveGrid", default=False,
- help="Save the Grid with the .XCF")
-
- def output(self):
- pass
-
- def clear_tmp(self):
- shutil.rmtree(self.tmp_dir)
-
- def effect(self):
- svg_file = self.args[-1]
- ttmp_orig = self.document.getroot()
- docname = ttmp_orig.get(inkex.addNS('docname',u'sodipodi'))
- if docname is None: docname = self.args[-1]
-
- pageHeight = int(inkex.unittouu(self.xpathSingle('/svg:svg/@height').split('.')[0]))
- pageWidth = int(inkex.unittouu(self.xpathSingle('/svg:svg/@width').split('.')[0]))
-
- #create os temp dir
- self.tmp_dir = tempfile.mkdtemp()
-
- # Guides
- hGuides = []
- vGuides = []
- valid = 0
- if self.options.saveGuides:
- guideXpath = "sodipodi:namedview/sodipodi:guide" #grab all guide tags in the namedview tag
- for guideNode in self.document.xpath(guideXpath, namespaces=inkex.NSS):
- ori = guideNode.get('orientation')
- if ori == '0,1':
- #this is a horizontal guide
- pos = int(guideNode.get('position').split(',')[1].split('.')[0])
- #GIMP doesn't like guides that are outside of the image
- if pos > 0 and pos < pageHeight:
- #the origin is at the top in GIMP land
- hGuides.append(str(pageHeight - pos))
- elif ori == '1,0':
- #this is a vertical guide
- pos = int(guideNode.get('position').split(',')[0].split('.')[0])
- #GIMP doesn't like guides that are outside of the image
- if pos > 0 and pos < pageWidth:
- vGuides.append(str(pos))
-
- hGList = ' '.join(hGuides)
- vGList = ' '.join(vGuides)
-
- # Grid
- gridSpacingFunc = ''
- gridOriginFunc = ''
- #GIMP only allows one rectangular grid
- gridXpath = "sodipodi:namedview/inkscape:grid[@type='xygrid' and (not(@units) or @units='px')]"
- if (self.options.saveGrid and self.document.xpath(gridXpath, namespaces=inkex.NSS)):
- gridNode = self.xpathSingle(gridXpath)
- if gridNode != None:
- #these attributes could be nonexistant
- spacingX = gridNode.get('spacingx')
- if spacingX == None: spacingX = '1 '
-
- spacingY = gridNode.get('spacingy')
- if spacingY == None: spacingY = '1 '
-
- originX = gridNode.get('originx')
- if originX == None: originX = '0 '
-
- originY = gridNode.get('originy')
- if originY == None: originY = '0 '
-
- gridSpacingFunc = '(gimp-image-grid-set-spacing img %s %s)' % (spacingX[:-2], spacingY[:-2])
- gridOriginFunc = '(gimp-image-grid-set-offset img %s %s)'% (originX[:-2], originY[:-2])
-
- # Layers
- area = '--export-area-page'
- pngs = []
- names = []
- path = "/svg:svg/*[name()='g' or @style][@id]"
- for node in self.document.xpath(path, namespaces=inkex.NSS):
- if len(node) > 0: # Get rid of empty layers
- valid=1
- id = node.get('id')
- if node.get("{" + inkex.NSS["inkscape"] + "}label"):
- name = node.get("{" + inkex.NSS["inkscape"] + "}label")
- else:
- name = id
- filename = os.path.join(self.tmp_dir, "%s.png" % id)
- command = "inkscape -i %s -j %s -e %s %s " % (id, area, filename, svg_file)
- if bsubprocess:
- p = Popen(command, shell=True, stdout=PIPE, stderr=PIPE)
- return_code = p.wait()
- f = p.stdout
- err = p.stderr
- else:
- _,f,err = os.popen3(command,'r')
- f.read()
- f.close()
- err.close()
- if os.name == 'nt':
- filename = filename.replace("\\", "/")
- pngs.append(filename)
- names.append(name.encode('utf-8'))
-
- if (valid==0):
- inkex.errormsg(gettext.gettext('This extension requires at least one non empty layer.'))
- self.clear_tmp()
- sys.exit(0)
-
- filelist = '"%s"' % '" "'.join(pngs)
- namelist = '"%s"' % '" "'.join(names)
- xcf = os.path.join(self.tmp_dir, "%s.xcf" % docname)
- if os.name == 'nt':
- xcf = xcf.replace("\\", "/")
- script_fu = """
- (tracing 1)
- (define
- (png-to-layer img png_filename layer_name)
- (let*
- (
- (png (car (file-png-load RUN-NONINTERACTIVE png_filename png_filename)))
- (png_layer (car (gimp-image-get-active-layer png)))
- (xcf_layer (car (gimp-layer-new-from-drawable png_layer img)))
- )
- (gimp-image-add-layer img xcf_layer -1)
- (gimp-drawable-set-name xcf_layer layer_name)
- )
- )
- (let*
- (
- (img (car (gimp-image-new 200 200 RGB)))
- )
- (gimp-image-undo-disable img)
- (for-each
- (lambda (names)
- (png-to-layer img (car names) (cdr names))
- )
- (map cons '(%s) '(%s))
- )
-
- (gimp-image-resize-to-layers img)
-
- (for-each
- (lambda (hGuide)
- (gimp-image-add-hguide img hGuide)
- )
- '(%s)
- )
-
- (for-each
- (lambda (vGuide)
- (gimp-image-add-vguide img vGuide)
- )
- '(%s)
- )
-
- %s
- %s
-
- (gimp-image-undo-enable img)
- (gimp-file-save RUN-NONINTERACTIVE img (car (gimp-image-get-active-layer img)) "%s" "%s"))
- (gimp-quit 0)
- """ % (filelist, namelist, hGList, vGList, gridSpacingFunc, gridOriginFunc, xcf, xcf)
-
- junk = os.path.join(self.tmp_dir, 'junk_from_gimp.txt')
- f = os.popen('gimp -i --batch-interpreter plug-in-script-fu-eval -b - > %s 2>&1' % junk,'w')
- f.write(script_fu)
- f.close()
- # uncomment these lines to see the output from gimp
- #err = open(junk, 'r')
- #inkex.debug(err.read())
- #err.close()
-
- x = open(xcf, 'rb')
- if os.name == 'nt':
- try:
- import msvcrt
- msvcrt.setmode(1, os.O_BINARY)
- except:
- pass
- sys.stdout.write(x.read())
- x.close()
- self.clear_tmp()
-
-
- if __name__ == '__main__':
- e = MyEffect()
- e.affect()
-
-