def parseRaw(data, node):
"""
Parse and process a simple DSL to handle creation of flowables.
Supported (can add others on request):
* PageBreak
* Spacer width, height
"""
elements = []
lines = data.splitlines()
for line in lines:
lexer = shlex.shlex(line)
lexer.whitespace += ','
tokens = list(lexer)
if not tokens:
continue # Empty line
command = tokens[0]
if command == 'PageBreak':
if len(tokens) == 1:
elements.append(MyPageBreak())
else:
elements.append(MyPageBreak(tokens[1]))
elif command == 'EvenPageBreak':
if len(tokens) == 1:
elements.append(MyPageBreak(breakTo='even'))
else:
elements.append(MyPageBreak(tokens[1], breakTo='even'))
elif command == 'OddPageBreak':
if len(tokens) == 1:
elements.append(MyPageBreak(breakTo='odd'))
else:
elements.append(MyPageBreak(tokens[1], breakTo='odd'))
# TODO: Where does CondPageBreak come from?
# elif command == 'FrameBreak':
# if len(tokens) == 1:
# elements.append(CondPageBreak(99999))
# else:
# elements.append(CondPageBreak(float(tokens[1])))
elif command == 'Spacer':
elements.append(
MySpacer(adjustUnits(tokens[1]), adjustUnits(tokens[2])))
elif command == 'Transition':
elements.append(Transition(*tokens[1:]))
elif command == 'SetPageCounter':
elements.append(PageCounter(*tokens[1:]))
else:
log.error('Unknown command %s in raw pdf directive [%s]' %
(command, nodeid(node)))
return elements
def parseRaw(data, node):
"""
Parse and process a simple DSL to handle creation of flowables.
Supported (can add others on request):
* PageBreak
* Spacer width, height
"""
elements = []
lines = data.splitlines()
for line in lines:
lexer = shlex.shlex(line)
lexer.whitespace += ","
tokens = list(lexer)
if not tokens:
continue # Empty line
command = tokens[0]
if command == "PageBreak":
if len(tokens) == 1:
elements.append(MyPageBreak())
else:
elements.append(MyPageBreak(tokens[1]))
elif command == "EvenPageBreak":
if len(tokens) == 1:
elements.append(MyPageBreak(breakTo="even"))
else:
elements.append(MyPageBreak(tokens[1], breakTo="even"))
elif command == "OddPageBreak":
if len(tokens) == 1:
elements.append(MyPageBreak(breakTo="odd"))
else:
elements.append(MyPageBreak(tokens[1], breakTo="odd"))
# TODO: Where does CondPageBreak come from?
# elif command == 'FrameBreak':
# if len(tokens) == 1:
# elements.append(CondPageBreak(99999))
# else:
# elements.append(CondPageBreak(float(tokens[1])))
elif command == "Spacer":
elements.append(MySpacer(adjustUnits(tokens[1]), adjustUnits(tokens[2])))
elif command == "Transition":
elements.append(Transition(*tokens[1:]))
elif command == "SetPageCounter":
elements.append(PageCounter(*tokens[1:]))
else:
log.error("Unknown command %s in raw pdf directive [%s]" % (command, nodeid(node)))
return elements
def wrap(self, availWidth, availHeight):
"""
If we need more width than we have, complain, keep a scale.
"""
self.pad = self.border_padding(True, 0.1)
maxWidth = float(
min(
styles.adjustUnits(self.maxWidth, availWidth) or availWidth,
availWidth))
self.maxWidth = maxWidth
maxWidth -= (self.pad[1] + self.pad[3])
# Paragraphs always say they can fit, so check the dims instead
dims = []
_listWrapOn(self.content, maxWidth, None, dims=dims)
self.width, self.height = min(dims, key=lambda i: i[0])
if self.width > maxWidth:
if self.mode != 'shrink':
self.scale = 1.0
log.warning(
"BoundByWidth too wide to fit in frame (%s > %s): %s",
self.width, maxWidth, self.identity())
if self.mode == 'shrink' and not self.scale:
self.scale = ((maxWidth + self.pad[1] + self.pad[3]) /
(self.width + self.pad[1] + self.pad[3]))
else:
self.scale = 1.0
self.height *= self.scale
self.width *= self.scale
return self.width, self.height + (self.pad[0] +
self.pad[2]) * self.scale
def wrap(self, availWidth, availHeight):
"""
If we need more width than we have, complain, keep a scale.
"""
self.pad = self.border_padding(True, 0.1)
maxWidth = float(min(
styles.adjustUnits(self.maxWidth, availWidth) or availWidth,
availWidth))
self.maxWidth = maxWidth
maxWidth -= (self.pad[1] + self.pad[3])
# Paragraphs always say they can fit, so check the dims instead
dims = []
_listWrapOn(self.content, maxWidth, None, dims=dims)
self.width, self.height = min(dims, key=lambda i: i[0])
if self.width > maxWidth:
if self.mode != 'shrink':
self.scale = 1.0
log.warning("BoundByWidth too wide to fit in frame (%s > %s): %s",
self.width, maxWidth, self.identity())
if self.mode == 'shrink' and not self.scale:
self.scale = ((maxWidth + self.pad[1] + self.pad[3]) /
(self.width + self.pad[1] + self.pad[3]))
else:
self.scale = 1.0
self.height *= self.scale
self.width *= self.scale
return self.width, self.height + (self.pad[0] + self.pad[2]) * self.scale
def gather_elements(self, client, node, style):
# Create image calling plantuml
tfile = tempfile.NamedTemporaryFile(dir='.',
delete=False,
suffix='.' + node['format'])
args = 'plantuml -pipe -charset utf-8'
if node['format'].lower() == 'svg':
args += ' -tsvg'
client.to_unlink.append(tfile.name)
try:
p = subprocess.Popen(
args.split(),
stdout=tfile,
stdin=subprocess.PIPE,
stderr=subprocess.PIPE,
)
except OSError as err:
if err.errno != errno.ENOENT:
raise
raise PlantUmlError('plantuml command %r cannot be run' %
self.builder.config.plantuml)
serr = p.communicate(node['uml'].encode('utf-8'))[1]
if p.returncode != 0:
raise PlantUmlError('error while running plantuml\n\n' + serr)
# Convert width and height if necessary
w = node['width']
if w is not None:
w = adjustUnits(w)
h = node['height']
if h is not None:
h = adjustUnits(h)
# Add Image node with the right image
return [MyImage(tfile.name, client=client, width=w, height=h)]
def adjust(*args, **kwargs):
kwargs['total'] = w
return styles.adjustUnits(*args, **kwargs)
def adjust(*args, **kwargs):
kwargs['total'] = w
return styles.adjustUnits(*args, **kwargs)