def handle_starttag(self, tag, attrs):
span = model.Span(self.parent.get_doc())
self.parent.push_child(span)
self.parent = span
if tag.lower() in ("b", "bold"):
span.set_style(styles.StyleProperties.FontWeight, styles.FontWeightType.bold)
elif tag.lower() in ("i", "italic"):
span.set_style(styles.StyleProperties.FontStyle, styles.FontStyleType.italic)
elif tag.lower() in ("u", "underline"):
span.set_style(styles.StyleProperties.TextDecoration, styles.TextDecorationType(underline=True))
elif tag.lower() == "font":
for attr in attrs:
if attr[0] == "color":
color = parse_color(attr[1])
break
else:
LOGGER.warning("Font tag without a color attribute at line %s", self.line_num)
return
if color is None:
LOGGER.warning("Unknown color %s at line %s", attrs["color"], self.line_num)
return
span.set_style(styles.StyleProperties.Color, color)
else:
LOGGER.warning("Unknown tag %s at line %s", tag, self.line_num)
return
def extract(
cls, context: StyleParsingContext,
xml_attrib: str) -> typing.Union[str, styles.TextOutlineType]:
if xml_attrib == "none":
return styles.SpecialValues.none
shadows = []
for shadow in xml_attrib.split(","):
cs = shadow.split(" ")
if len(cs) < 1 or len(cs) > 4:
raise ValueError("Invalid Syntax")
x_offset = StyleProperties.ttml_length_to_model(context, cs[0])
y_offset = StyleProperties.ttml_length_to_model(context, cs[1])
blur_radius = None
color = None
if len(cs) == 3:
try:
blur_radius = StyleProperties.ttml_length_to_model(
context, cs[2])
except ValueError:
color = utils.parse_color(cs[2])
else: # len(cs) == 4
blur_radius = StyleProperties.ttml_length_to_model(
context, cs[2])
color = utils.parse_color(cs[3])
shadows.append(
styles.TextShadowType.Shadow(x_offset=x_offset,
y_offset=y_offset,
blur_radius=blur_radius,
color=color))
return styles.TextShadowType(shadows)
def extract(cls, context: StyleParsingContext, xml_attrib: str):
style = None
style_style = None
style_symbol = None
color = None
position = None
for c in xml_attrib.split(" "):
if c == "none":
return styles.SpecialValues.none
if c == "auto":
style = styles.TextEmphasisType.Style.auto
elif c in ("filled", "open"):
style_style = c
elif c in ("circle", "dot", "sesame"):
style_symbol = c
elif c in styles.TextEmphasisType.Position.__members__:
position = styles.TextEmphasisType.Position[c]
elif c == "current":
color = None
else:
color = utils.parse_color(c)
if style_style is None and style_symbol is None:
style = styles.TextEmphasisType.Style.auto
else:
style_style = style_style if style_style is not None else "circle"
style_symbol = style_symbol if style_symbol is not None else "filled"
style = styles.TextEmphasisType.Style(f"{style_style} {style_symbol}")
position = position if position is not None else styles.TextEmphasisType.Position.outside
return styles.TextEmphasisType(
style=style,
color=color,
position=position
)
def extract(
cls, context: StyleParsingContext,
xml_attrib: str) -> typing.Union[str, styles.TextOutlineType]:
if xml_attrib == "none":
return styles.SpecialValues.none
s = xml_attrib.split(" ")
if len(s) == 0 or len(s) > 2:
raise ValueError("Bad syntax")
thickness = StyleProperties.ttml_length_to_model(context, s[-1])
color = utils.parse_color(s[0]) if len(s) == 2 else None
return styles.TextOutlineType(color=color, thickness=thickness)
def extract(cls, context: StyleParsingContext, xml_attrib: str):
style = None
symbol = None
color = None
position = None
for c in xml_attrib.split(" "):
if c in styles.TextEmphasisType.Style.__members__:
style = styles.TextEmphasisType.Style[c]
elif c in styles.TextEmphasisType.Symbol.__members__:
symbol = styles.TextEmphasisType.Symbol[c]
elif c in styles.TextEmphasisType.Position.__members__:
position = styles.TextEmphasisType.Position[c]
elif c == "current":
color = None
else:
color = utils.parse_color(c)
if style is None and symbol is None:
style = styles.TextEmphasisType.Style.auto
else:
symbol = symbol or styles.TextEmphasisType.Symbol.circle
style = style or styles.TextEmphasisType.Style.filled
position = position or styles.TextEmphasisType.Position.outside
return styles.TextEmphasisType(style=style,
color=color,
position=position,
symbol=symbol)
def extract(cls, context: StyleParsingContext, xml_attrib: str):
return utils.parse_color(xml_attrib)
def test_colors(self):
for test in self.tests:
with self.subTest(test[0]):
c = parse_color(test[0])
self.assertEqual(c, test[1])
def test_bad_color(self):
with self.assertRaises(ValueError):
parse_color("#red")
