def run(self):
"""Core logic of the application"""
if self.format == 'svg':
font = None # Embed no font info for SVGs, SVGs use font-family attribute
visitor = WidthHeightSVGOutputVisitor
else:
# Be specific about fonts with PNGs as font files are otherwise platform specific
if self.proportional:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationSans-Regular.ttf")
else:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationMono-Regular.ttf")
visitor = aafigure.pil.PILOutputVisitor
aafigure.process(unicode('\n'.join(self.lines), 'utf-8'), visitor,
options={'file_like': self.outfile,
'proportional': self.proportional,
'textual': self.textual,
'line_width': self.linewidth,
'scale': self.scaling,
'aspect': self.aspect,
'fill': self.fill,
'foreground': self.foreground,
'background': self.background,
'format':self.format,
'font': font
})
def run(self):
"""Core logic of the application"""
outfile = os.path.abspath(self.options.outfile)
outdir = os.path.dirname(outfile)
if not os.path.isdir(outdir):
raise AppError, 'directory does not exist: %s' % outdir
skip = False
if self.infile == '-':
source = sys.stdin.read()
checksum = md5.new(source).digest()
f = os.path.splitext(outfile)[0] + '.md5'
if self.options.modified:
if os.path.isfile(f) and os.path.isfile(outfile) and \
checksum == open(f, 'rb').read():
skip = True
open(f, 'wb').write(checksum)
else:
if not os.path.isfile(self.infile):
raise AppError, 'input file does not exist: %s' % self.infile
if self.options.modified and os.path.isfile(outfile) and \
os.path.getmtime(self.infile) <= os.path.getmtime(outfile):
skip = True
source = open(self.infile).read()
if skip:
print_verbose('Skipped: no change: %s' % outfile)
return
if self.options.format == 'svg':
font = None # Embed no font info for SVGs, SVGs use font-family attribute
visitor = WidthHeightSVGOutputVisitor
else:
# Be specific about fonts with PNGs as font files are otherwise platform specific
if self.options.proportional:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationSans-Regular.ttf")
else:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationMono-Regular.ttf")
visitor = aafigure.pil.PILOutputVisitor
aafigure.process(unicode(source, 'utf-8'), visitor,
options={'file_like': open(outfile, "wb"),
'proportional': self.options.proportional,
'textual': self.options.textual,
'line_width': self.options.linewidth,
'scale': self.options.scale,
'aspect': self.options.aspect,
'fill': self.options.fill,
'foreground': self.options.foreground,
'background': self.options.background,
'format':self.options.format,
'font': font
})
# To suppress asciidoc 'no output from filter' warnings.
if self.infile == '-':
sys.stdout.write(' ')
def run(self):
"""Core logic of the application"""
outfile = os.path.abspath(self.options.outfile)
outdir = os.path.dirname(outfile)
if not os.path.isdir(outdir):
raise AppError, 'directory does not exist: %s' % outdir
skip = False
if self.infile == '-':
source = sys.stdin.read()
checksum = md5.new(source).digest()
f = os.path.splitext(outfile)[0] + '.md5'
if self.options.modified:
if os.path.isfile(f) and os.path.isfile(outfile) and \
checksum == open(f, 'rb').read():
skip = True
open(f, 'wb').write(checksum)
else:
if not os.path.isfile(self.infile):
raise AppError, 'input file does not exist: %s' % self.infile
if self.options.modified and os.path.isfile(outfile) and \
os.path.getmtime(self.infile) <= os.path.getmtime(outfile):
skip = True
source = open(self.infile).read()
if skip:
print_verbose('Skipped: no change: %s' % outfile)
return
if self.options.format == 'svg':
font = None # Embed no font info for SVGs, SVGs use font-family attribute
visitor = WidthHeightSVGOutputVisitor
else:
# Be specific about fonts with PNGs as font files are otherwise platform specific
if self.options.proportional:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationSans-Regular.ttf")
else:
font = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])),
"LiberationMono-Regular.ttf")
visitor = aafigure.pil.PILOutputVisitor
aafigure.process(unicode(source, 'utf-8'), visitor,
options={'file_like': open(outfile, "wb"),
'proportional': self.options.proportional,
'textual': self.options.textual,
'line_width': self.options.linewidth,
'scale': self.options.scale,
'aspect': self.options.aspect,
'fill': self.options.fill,
'foreground': self.options.foreground,
'background': self.options.background,
'format':self.options.format,
'font': font
})
# To suppress asciidoc 'no output from filter' warnings.
if self.infile == '-':
sys.stdout.write(' ')
def gen_flowable(self, style_options):
options = dict(style_options)
# explicit :option: always precedes
options.update(self.options)
visitor = aafigure.process('\n'.join(self.content),
aafigure.pdf.PDFOutputVisitor,
options=options)
return renderPDF.GraphicsFlowable(visitor.drawing)
def gen_flowable(self, style_options):
options = dict(style_options)
# explicit :option: always precedes
options.update(self.options)
visitor = aafigure.process(
'\n'.join(self.content),
aafigure.pdf.PDFOutputVisitor,
options=options
)
return renderPDF.GraphicsFlowable(visitor.drawing)
print ascii_art
# Parse the image.
aaimg = aafigure.AsciiArtImage(ascii_art)
aaimg.recognize()
# For fun, output the ASCII version in the console.
print " output ".center(78, '=')
aav = aafigure.aa.AsciiOutputVisitor({'file_like':sys.stdout, 'scale':2})
aav.visit_image(aaimg)
print "="*78
# Writing an SVG file would be possible in a similar way, but there is the much
# easier render function for that.
# A stringIO object is returned for the output when the output parameter is not
# given. If it were, the output would be directly written to that object.
visitor, output = aafigure.render(ascii_art, options={'format':'svg'})
# The process method can be used for a lower level access. The visitor class
# has to be specified by the user in this case. To get output, a file like
# object has to be passed in the options:
# {'file_like' = open("somefile.svg", "wb")}
import aafigure.svg
import StringIO
fl = StringIO.StringIO()
visitor = aafigure.process(
ascii_art,
aafigure.svg.SVGOutputVisitor,
options={'file_like': fl}
)
def test_process_api(self):
output = BytesIO()
visitor = aafigure.process(ascii_art,
aafigure.svg.SVGOutputVisitor,
options={'file_like': output})
self.assertTrue(b'<svg' in output.getvalue())
# Show what we're parsing.
print " input ".center(78, '=')
print ascii_art
# Parse the image.
aaimg = aafigure.AsciiArtImage(ascii_art)
aaimg.recognize()
# For fun, output the ASCII version in the console.
print " output ".center(78, '=')
aav = aafigure.aa.AsciiOutputVisitor({'file_like': sys.stdout, 'scale': 2})
aav.visit_image(aaimg)
print "=" * 78
# Writing an SVG file would be possible in a similar way, but there is the much
# easier render function for that.
# A stringIO object is returned for the output when the output parameter is not
# given. If it were, the output would be directly written to that object.
visitor, output = aafigure.render(ascii_art, options={'format': 'svg'})
# The process method can be used for a lower level access. The visitor class
# has to be specified by the user in this case. To get output, a file like
# object has to be passed in the options:
# {'file_like' = open("somefile.svg", "wb")}
import aafigure.svg
import StringIO
fl = StringIO.StringIO()
visitor = aafigure.process(ascii_art,
aafigure.svg.SVGOutputVisitor,
options={'file_like': fl})
