def next(self):
"Get the next text segment. Return an 8-element array: (FONTNAME, SIZE, LINEHEIGHT, COLOR, H_ALIGN, V_ALIGN, ANGLE, STR."
l = []
changed = 0
self.old_state = self.ts.copy()
while self.i < len(self.str):
if self.str[self.i] == '/':
self.i = self.i+1
ch = self.str[self.i]
self.i = self.i+1
self.old_state = self.ts.copy()
if ch == '/' or ch == '{' or ch == '}':
l.append(ch)
elif _font_family_map.has_key(ch):
self.ts.family = _font_family_map[ch]
changed = 1
elif ch == 'F':
# /F{font-family}
if self.str[self.i] != '{':
raise FontException('"{" must follow /F', self.str)
self.i += 1
istart = self.i
while self.str[self.i] != '}':
self.i += 1
if self.i >= len(self.str):
raise FontException('Expecting "/F{...}"', self.str)
self.ts.family = self.str[istart:self.i]
self.i += 1
changed = 1
elif ch in string.digits:
self.i -= 1
self.ts.size = self.__parse_int()
self.ts.line_height = self.ts.size
changed = 1
elif ch == 'l':
self.ts.line_height = self.__parse_int()
changed = 1
elif ch == 'b':
self.ts.modifiers.append('b')
changed = 1
elif ch == 'i':
self.ts.modifiers.append('i')
changed = 1
elif ch == 'o':
self.ts.modifiers.append('q')
changed = 1
elif ch == 'c':
self.ts.color = color.gray_scale(self.__parse_float())
elif ch == 'v':
if self.str[self.i] not in 'BTM':
raise FontException('Undefined escape sequence "/v%c"' %
self.str[self.i], self.str)
self.ts.valign = self.str[self.i]
self.i += 1
changed = 1
elif ch == 'h':
if self.str[self.i] not in 'LRC':
raise FontException('Undefined escape sequence "/h%c"' %
self.str[self.i], self.str)
self.ts.halign = self.str[self.i]
self.i += 1
changed = 1
elif ch == 'a':
self.ts.angle = self.__parse_int()
changed = 1
else:
raise FontException('Undefined escape sequence: "/%c"' % ch,
self.str)
elif self.str[self.i] == '{':
self.stack.append(self.ts.copy())
self.i += 1
elif self.str[self.i] == '}':
if len(self.stack) == 0:
raise FontError('Unmatched "}"', self.str)
self.ts = self.stack[-1]
del self.stack[-1]
self.i += 1
changed = 1
else:
l.append(self.str[self.i])
self.i += 1
if changed and len(l) > 0:
return self.__return_state(self.old_state, ''.join(l))
else:
# font change in the beginning of the sequence doesn't count.
self.old_state = self.ts.copy()
changed = 0
if len(l) > 0:
return self.__return_state(self.old_state, ''.join(l))
else:
return None
def next(self):
"Get the next text segment. Return an 8-element array: (FONTNAME, SIZE, LINEHEIGHT, COLOR, H_ALIGN, V_ALIGN, ANGLE, STR."
l = []
changed = 0
self.old_state = self.ts.copy()
while self.i < len(self.str):
if self.str[self.i] == '/':
self.i = self.i+1
ch = self.str[self.i]
self.i = self.i+1
self.old_state = self.ts.copy()
if ch == '/' or ch == '{' or ch == '}':
l.append(ch)
elif _font_family_map.has_key(ch):
self.ts.family = _font_family_map[ch]
changed = 1
elif ch == 'F':
# /F{font-family}
if self.str[self.i] != '{':
raise Exception, "'{' must follow /F in \"%s\"" % self.str
self.i = self.i + 1
istart = self.i
while self.str[self.i] != '}':
self.i = self.i + 1
if self.i >= len(self.str):
raise Exception, "Expecting /F{...}. in \"%s\"" % self.str
self.ts.family = self.str[istart:self.i]
self.i = self.i + 1
changed = 1
elif ch in string.digits:
istart = self.i-1
while self.i < len(self.str) and self.str[self.i] in string.digits:
self.i = self.i + 1
self.ts.size = string.atoi(self.str[istart:self.i])
self.ts.line_height = self.ts.size
changed = 1
elif ch == 'l':
istart = self.i
while self.i < len(self.str) and self.str[self.i] in string.digits:
self.i = self.i + 1
self.ts.line_height = string.atoi(self.str[istart:self.i])
changed = 1
elif ch == 'b':
self.ts.bold = "Bold"
changed = 1
elif ch == 'i':
self.ts.italic = "Italic"
changed = 1
elif ch == 'o':
self.ts.oblique = "Oblique"
changed = 1
elif ch == 'c':
istart = self.i
while self.i < len(self.str) and self.str[self.i] in string.digits or self.str[self.i] == '.':
self.i = self.i + 1
self.ts.color = color.gray_scale(string.atof(self.str[istart:self.i]))
elif ch == 'v':
if self.str[self.i] in ("B", "T", "M"):
self.ts.valign = self.str[self.i]
self.i = self.i + 1
changed = 1
else:
raise Exception, "Undefined escape sequence: /v%c (%s)" % (self.str[self.i], self.str)
elif ch == 'h':
if self.str[self.i] in ("L", "R", "C"):
self.ts.halign = self.str[self.i]
self.i = self.i + 1
changed = 1
else:
raise Exception, "Undefined escape sequence: /h%c (%s)" % (self.str[self.i], self.str)
elif ch == 'a':
istart = self.i
while self.i < len(self.str) and \
(self.str[self.i] in string.digits or
self.str[self.i] == '-'):
self.i = self.i + 1
self.ts.angle = string.atoi(self.str[istart:self.i])
changed = 1
else:
raise Exception, "Undefined escape sequence: /%c (%s)" % (ch, self.str)
elif self.str[self.i] == '{':
self.stack.append(self.ts.copy())
self.i = self.i + 1
elif self.str[self.i] == '}':
if len(self.stack) == 0:
raise ValueError, "unmatched '}' in \"%s\"" % (self.str)
self.ts = self.stack[-1]
del self.stack[-1]
self.i = self.i + 1
changed = 1
else:
l.append(self.str[self.i])
self.i = self.i + 1
if changed and len(l) > 0:
return self._return_state(self.old_state, string.join(l, ''))
else:
# font change in the beginning of the sequence doesn't count.
self.old_state = self.ts.copy()
changed = 0
if len(l) > 0:
return self._return_state(self.old_state, string.join(l, ''))
else:
return None
gray_standards.add(style)
return style
#black = __intern_both(Plain(bgcolor=color.gray_scale(0.0), line_style=None))
#
# Fill styles for grayscale charts.
#
gray70 = __intern_grayscale(Plain(bgcolor=color.gray70, line_style=None))
diag = __intern_grayscale(Diag(line_style=line_style.T(cap_style=2)))
gray30 = __intern_grayscale(Plain(bgcolor=color.gray30, line_style=None))
rdiag = __intern_grayscale(Rdiag(line_style=line_style.T(cap_style=2)))
gray10 = __intern_grayscale(Plain(bgcolor=color.gray10, line_style=None))
diag2 = __intern_grayscale(Diag(line_style=line_style.T(width=3, cap_style=2),
line_interval=6))
white = __intern_grayscale(Plain(bgcolor=color.gray_scale(1.0), line_style=None))
rdiag2 = __intern_grayscale(Rdiag(line_style=line_style.T(width=3, cap_style=2),
line_interval=6))
vert = __intern_grayscale(Vert())
diag3 = __intern_grayscale(Diag(line_style=line_style.T(width=3, color=color.gray50, cap_style=2),
line_interval=6))
gray50 = __intern_grayscale(Plain(bgcolor=color.gray50, line_style=None))
horiz = __intern_grayscale(Horiz())
gray90 = __intern_grayscale(Plain(bgcolor=color.gray90, line_style=None))
rdiag3 = __intern_grayscale(Rdiag(line_style=line_style.T(width=3,
color=color.gray50,
cap_style=2),
line_interval=6))
wave = __intern_grayscale(Wave(line_style=line_style.T(cap_style=2, join_style=1)))
vwave = __intern_grayscale(Vwave(line_style=line_style.T(cap_style=2, join_style=1)))
#black = __intern_both(Plain(bgcolor=color.gray_scale(0.0), line_style=None))
#
# Fill styles for grayscale charts.
#
gray70 = __intern_grayscale(Plain(bgcolor=color.gray70, line_style=None))
diag = __intern_grayscale(Diag(line_style=line_style.T(cap_style=2)))
gray30 = __intern_grayscale(Plain(bgcolor=color.gray30, line_style=None))
rdiag = __intern_grayscale(Rdiag(line_style=line_style.T(cap_style=2)))
gray10 = __intern_grayscale(Plain(bgcolor=color.gray10, line_style=None))
diag2 = __intern_grayscale(
Diag(line_style=line_style.T(width=3, cap_style=2), line_interval=6))
white = __intern_grayscale(
Plain(bgcolor=color.gray_scale(1.0), line_style=None))
rdiag2 = __intern_grayscale(
Rdiag(line_style=line_style.T(width=3, cap_style=2), line_interval=6))
vert = __intern_grayscale(Vert())
diag3 = __intern_grayscale(
Diag(line_style=line_style.T(width=3, color=color.gray50, cap_style=2),
line_interval=6))
gray50 = __intern_grayscale(Plain(bgcolor=color.gray50, line_style=None))
horiz = __intern_grayscale(Horiz())
gray90 = __intern_grayscale(Plain(bgcolor=color.gray90, line_style=None))
rdiag3 = __intern_grayscale(
Rdiag(line_style=line_style.T(width=3, color=color.gray50, cap_style=2),
line_interval=6))
wave = __intern_grayscale(
Wave(line_style=line_style.T(cap_style=2, join_style=1)))
