decodeTextTheme static method
Decodes the given value
to a TextTheme. This expects the value
to
have the following structure:
{
"bodyText1": <TextStyle>,
"bodyText2": <TextStyle>,
"button": <TextStyle>,
"caption": <TextStyle>,
"headline1": <TextStyle>,
"headline2": <TextStyle>,
"headline3": <TextStyle>,
"headline4": <TextStyle>,
"headline5": <TextStyle>,
"headline6": <TextStyle>,
"overline": <TextStyle>,
"subtitle1": <TextStyle>,
"subtitle2": <TextStyle>
}
See also:
Implementation
static TextTheme? decodeTextTheme(
dynamic value, {
bool validate = true,
}) {
TextTheme? result;
if (value is TextTheme) {
result = value;
} else if (value != null) {
assert(SchemaValidator.validate(
schemaId: '$_baseSchemaUrl/text_theme',
value: value,
validate: validate,
));
result = TextTheme(
// @deprecated
// body1
// @deprecated
// body2
bodyText1: decodeTextStyle(
value['bodyText1'],
validate: false,
),
bodyText2: decodeTextStyle(
value['bodyText2'],
validate: false,
),
button: decodeTextStyle(
value['button'],
validate: false,
),
caption: decodeTextStyle(
value['caption'],
validate: false,
),
// @deprecated
// display1
// @deprecated
// display2
// @deprecated
// display3
// @deprecated
// display4
// @deprecated
// headline
headline1: decodeTextStyle(
value['headline1'],
validate: false,
),
headline2: decodeTextStyle(
value['headline2'],
validate: false,
),
headline3: decodeTextStyle(
value['headline3'],
validate: false,
),
headline4: decodeTextStyle(
value['headline4'],
validate: false,
),
headline5: decodeTextStyle(
value['headline5'],
validate: false,
),
headline6: decodeTextStyle(
value['headline6'],
validate: false,
),
overline: decodeTextStyle(
value['overline'],
validate: false,
),
// @deprecated
// subhead
subtitle1: decodeTextStyle(
value['subtitle1'],
validate: false,
),
subtitle2: decodeTextStyle(
value['subtitle2'],
validate: false,
),
// @deprecated
// title
);
}
return result;
}