DeDRM_tools/Topaz_Tools/lib/gensvg.py
2015-02-28 12:19:48 +00:00

377 lines
14 KiB
Python

#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
# For use with Topaz Scripts Version 1.8
import os, sys, getopt
# local routines
import convert2xml
import decode_meta
class GParser(object):
def __init__(self, flatxml):
self.flatdoc = flatxml.split('\n')
self.dpi = 1440
self.gh = self.getData('info.glyph.h')
self.gw = self.getData('info.glyph.w')
self.guse = self.getData('info.glyph.use')
self.count = len(self.guse)
self.gvtx = self.getData('info.glyph.vtx')
self.glen = self.getData('info.glyph.len')
self.gdpi = self.getData('info.glyph.dpi')
self.vx = self.getData('info.vtx.x')
self.vy = self.getData('info.vtx.y')
self.vlen = self.getData('info.len.n')
self.glen.append(len(self.vlen))
self.gvtx.append(len(self.vx))
def getData(self, path):
result = None
cnt = len(self.flatdoc)
for j in xrange(cnt):
item = self.flatdoc[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name == path):
result = argres
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getGlyphDim(self, gly):
maxh = (self.gh[gly] * self.dpi) / self.gdpi[gly]
maxw = (self.gw[gly] * self.dpi) / self.gdpi[gly]
return maxh, maxw
def getPath(self, gly):
path = ''
if (gly < 0) or (gly >= self.count):
return path
tx = self.vx[self.gvtx[gly]:self.gvtx[gly+1]]
ty = self.vy[self.gvtx[gly]:self.gvtx[gly+1]]
p = 0
for k in xrange(self.glen[gly], self.glen[gly+1]):
if (p == 0):
zx = tx[0:self.vlen[k]+1]
zy = ty[0:self.vlen[k]+1]
else:
zx = tx[self.vlen[k-1]+1:self.vlen[k]+1]
zy = ty[self.vlen[k-1]+1:self.vlen[k]+1]
p += 1
j = 0
while ( j < len(zx) ):
if (j == 0):
# Start Position.
path += 'M %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly])
elif (j <= len(zx)-3):
# Cubic Bezier Curve
path += 'C %d %d %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[j+1] * self.dpi / self.gdpi[gly], zy[j+1] * self.dpi / self.gdpi[gly], zx[j+2] * self.dpi / self.gdpi[gly], zy[j+2] * self.dpi / self.gdpi[gly])
j += 2
elif (j == len(zx)-2):
# Cubic Bezier Curve to Start Position
path += 'C %d %d %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[j+1] * self.dpi / self.gdpi[gly], zy[j+1] * self.dpi / self.gdpi[gly], zx[0] * self.dpi / self.gdpi[gly], zy[0] * self.dpi / self.gdpi[gly])
j += 1
elif (j == len(zx)-1):
# Quadratic Bezier Curve to Start Position
path += 'Q %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[0] * self.dpi / self.gdpi[gly], zy[0] * self.dpi / self.gdpi[gly])
j += 1
path += 'z'
return path
class PParser(object):
def __init__(self, flatxml):
self.flatdoc = flatxml.split('\n')
self.temp = []
foo = self.getData('page.h') or self.getData('book.h')
self.ph = foo[0]
foo = self.getData('page.w') or self.getData('book.w')
self.pw = foo[0]
self.gx = self.getData('info.glyph.x')
self.gy = self.getData('info.glyph.y')
self.gid = self.getData('info.glyph.glyphID')
def getData(self, path):
result = None
cnt = len(self.flatdoc)
for j in xrange(cnt):
item = self.flatdoc[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name.endswith(path)):
result = argres
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getDataTemp(self, path):
result = None
cnt = len(self.temp)
for j in xrange(cnt):
item = self.temp[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name.endswith(path)):
result = argres
self.temp.pop(j)
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getImages(self):
result = []
self.temp = self.flatdoc
while (self.getDataTemp('img') != None):
h = self.getDataTemp('img.h')[0]
w = self.getDataTemp('img.w')[0]
x = self.getDataTemp('img.x')[0]
y = self.getDataTemp('img.y')[0]
src = self.getDataTemp('img.src')[0]
result.append('<image xlink:href="../img/img%04d.jpg" x="%d" y="%d" width="%d" height="%d" />\n' % (src, x, y, w, h))
return result
def getGlyphs(self,glyfname):
result = []
if (self.gid != None) and (len(self.gid) > 0):
glyphs = []
for j in set(self.gid):
glyphs.append(j)
glyphs.sort()
gfile = open(glyfname, 'r')
j = 0
while True :
inp = gfile.readline()
if (inp == ''):
break
id='id="gl%d"' % glyphs[j]
if (inp.find(id) > 0):
result.append(inp)
j += 1
if (j == len(glyphs)):
break
gfile.close()
return result
def usage():
print 'Usage: '
print ' '
print ' gensvg.py [options] unencryptedBookDir'
print ' '
print ' -x : output browseable XHTML+SVG pages (default)'
print ' -r : output raw SVG images'
def main(argv):
bookDir = ''
if len(argv) == 0:
argv = sys.argv
else :
argv = argv.split()
try:
opts, args = getopt.getopt(argv[1:], "xrh")
except getopt.GetoptError, err:
print str(err)
usage()
sys.exit(2)
if len(opts) == 0 and len(args) == 0 :
usage()
sys.exit(2)
raw = 0
for o, a in opts:
if o =="-h":
usage()
sys.exit(0)
if o =="-x":
raw = 0
if o =="-r":
raw = 1
bookDir = args[0]
if not os.path.exists(bookDir) :
print "Can not find directory with unencrypted book"
sys.exit(-1)
dictFile = os.path.join(bookDir,'dict0000.dat')
if not os.path.exists(dictFile) :
print "Can not find dict0000.dat file"
sys.exit(-1)
pageDir = os.path.join(bookDir,'page')
if not os.path.exists(pageDir) :
print "Can not find page directory in unencrypted book"
sys.exit(-1)
imgDir = os.path.join(bookDir,'img')
if not os.path.exists(imgDir) :
print "Can not find image directory in unencrypted book"
sys.exit(-1)
glyphsDir = os.path.join(bookDir,'glyphs')
if not os.path.exists(glyphsDir) :
print "Can not find glyphs directory in unencrypted book"
sys.exit(-1)
metaFile = os.path.join(bookDir,'metadata0000.dat')
if not os.path.exists(metaFile) :
print "Can not find metadata0000.dat in unencrypted book"
sys.exit(-1)
svgDir = os.path.join(bookDir,'svg')
if not os.path.exists(svgDir) :
os.makedirs(svgDir)
print 'Processing Meta Data ... '
print ' ', 'metadata0000.dat'
fname = os.path.join(bookDir,'metadata0000.dat')
metadata = decode_meta.getMetaArray(fname)
print 'Processing Glyphs ... '
filenames = os.listdir(glyphsDir)
filenames = sorted(filenames)
glyfname = os.path.join(svgDir,'glyphs.svg')
glyfile = open(glyfname, 'w')
glyfile.write('<?xml version="1.0" standalone="no"?>\n')
glyfile.write('<!DOCTYPE svg PUBLIC "-//W3C/DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')
glyfile.write('<svg width="512" height="512" viewBox="0 0 511 511" xmlns="http://www.w3.org/2000/svg" version="1.1">\n')
glyfile.write('<title>Glyphs for %s</title>\n' % metadata['Title'])
glyfile.write('<defs>\n')
counter = 0
for filename in filenames:
print ' ', filename
fname = os.path.join(glyphsDir,filename)
flat_xml = convert2xml.main('convert2xml.py --flat-xml ' + dictFile + ' ' + fname)
gp = GParser(flat_xml)
for i in xrange(0, gp.count):
path = gp.getPath(i)
maxh, maxw = gp.getGlyphDim(i)
# glyfile.write('<path id="gl%d" d="%s" fill="black" />\n' % (counter * 256 + i, path))
glyfile.write('<path id="gl%d" d="%s" fill="black" /><!-- width=%d height=%d -->\n' % (counter * 256 + i, path, maxw, maxh ))
counter += 1
glyfile.write('</defs>\n')
glyfile.write('</svg>\n')
glyfile.close()
print 'Processing Pages ... '
# Books are at 1440 DPI. This is rendering at twice that size for
# readability when rendering to the screen.
scaledpi = 1440
filenames = os.listdir(pageDir)
filenames = sorted(filenames)
counter = 0
for filename in filenames:
print ' ', filename
fname = os.path.join(pageDir,filename)
flat_xml = convert2xml.main('convert2xml.py --flat-xml ' + dictFile + ' ' + fname)
pp = PParser(flat_xml)
if (raw) :
pfile = open(os.path.join(svgDir,filename.replace('.dat','.svg')), 'w')
else :
pfile = open(os.path.join(svgDir,'page%04d.xhtml' % counter), 'w')
pfile.write('<?xml version="1.0" standalone="no"?>\n')
if (raw):
pfile.write('<!DOCTYPE svg PUBLIC "-//W3C/DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')
pfile.write('<svg width="%fin" height="%fin" viewBox="0 0 %d %d" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1">\n' % (pp.pw / scaledpi, pp.ph / scaledpi, pp.pw -1, pp.ph -1))
pfile.write('<title>Page %d - %s by %s</title>\n' % (counter, metadata['Title'],metadata['Authors']))
else:
pfile.write('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">\n');
pfile.write('<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" ><head>\n');
pfile.write('<title>Page %d - %s by %s</title>\n' % (counter, metadata['Title'],metadata['Authors']))
pfile.write('<script><![CDATA[\n');
pfile.write('function gd(){var p=window.location.href.replace(/^.*\?dpi=(\d+).*$/i,"$1");return p;}\n');
pfile.write('var dpi=%d;\n' % scaledpi);
if (counter) :
pfile.write('var prevpage="page%04d.xhtml";\n' % (counter - 1))
if (counter < len(filenames)-1) :
pfile.write('var nextpage="page%04d.xhtml";\n' % (counter + 1))
pfile.write('var pw=%d;var ph=%d;' % (pp.pw, pp.ph))
pfile.write('function zoomin(){dpi=dpi*(2/3);setsize();}\n')
pfile.write('function zoomout(){dpi=dpi*1.5;setsize();}\n')
pfile.write('function setsize(){var svg=document.getElementById("svgimg");var prev=document.getElementById("prevsvg");var next=document.getElementById("nextsvg");var width=(pw/dpi)+"in";var height=(ph/dpi)+"in";svg.setAttribute("width",width);svg.setAttribute("height",height);prev.setAttribute("height",height);prev.setAttribute("width","50px");next.setAttribute("height",height);next.setAttribute("width","50px");}\n')
pfile.write('function ppage(){window.location.href=prevpage+"?dpi="+Math.round(dpi);}\n')
pfile.write('function npage(){window.location.href=nextpage+"?dpi="+Math.round(dpi);}\n')
pfile.write('var gt=gd();if(gt>0){dpi=gt;}\n')
pfile.write('window.onload=setsize;\n')
pfile.write(']]></script>\n')
pfile.write('</head>\n')
pfile.write('<body onLoad="setsize();" style="background-color:#777;text-align:center;">\n')
pfile.write('<div style="white-space:nowrap;">\n')
if (counter == 0) :
pfile.write('<a href="javascript:ppage();"><svg id="prevsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"></svg></a>\n')
else:
pfile.write('<a href="javascript:ppage();"><svg id="prevsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"><polygon points="5,150,95,5,95,295" fill="#AAAAAA" /></svg></a>\n')
pfile.write('<a href="javascript:npage();"><svg id="svgimg" viewBox="0 0 %d %d" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" style="background-color:#FFF;border:1px solid black;">' % (pp.pw, pp.ph))
if (pp.gid != None):
pfile.write('<defs>\n')
gdefs = pp.getGlyphs(glyfname)
for j in xrange(0,len(gdefs)):
pfile.write(gdefs[j])
pfile.write('</defs>\n')
img = pp.getImages()
if (img != None):
for j in xrange(0,len(img)):
pfile.write(img[j])
if (pp.gid != None):
for j in xrange(0,len(pp.gid)):
pfile.write('<use xlink:href="#gl%d" x="%d" y="%d" />\n' % (pp.gid[j], pp.gx[j], pp.gy[j]))
if (img == None or len(img) == 0) and (pp.gid == None or len(pp.gid) == 0):
pfile.write('<text x="10" y="10" font-family="Helvetica" font-size="100" stroke="black">This page intentionally left blank.</text>\n<text x="10" y="110" font-family="Helvetica" font-size="50" stroke="black">Until this notice unintentionally gave it content. (gensvg.py)</text>\n');
if (raw) :
pfile.write('</svg>')
else :
pfile.write('</svg></a>\n')
if (counter == len(filenames) - 1) :
pfile.write('<a href="javascript:npage();"><svg id="nextsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"></svg></a>\n')
else :
pfile.write('<a href="javascript:npage();"><svg id="nextsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"><polygon points="5,5,5,295,95,150" fill="#AAAAAA" /></svg></a>\n')
pfile.write('</div>\n')
pfile.write('<div><a href="javascript:zoomin();">zoom in</a> - <a href="javascript:zoomout();">zoom out</a></div>\n')
pfile.write('</body>\n')
pfile.write('</html>\n')
pfile.close()
counter += 1
print 'Processing Complete'
return 0
if __name__ == '__main__':
sys.exit(main(''))