getCssClasses method
Implementation
List<String> getCssClasses() {
OpAttributes attrs = op.attributes;
if (_supportInlineStyles()) {
return <String>[];
}
List<String> propsArr = <String>['indent', 'align', 'direction', 'font', 'size', 'line-height'];
if (options.allowBackgroundClasses == true) {
propsArr.add('background');
}
List<String> props = propsArr
.where((String prop) => isTruthy(attrs[prop]) && (prop != 'background' || OpAttributeSanitizer.isValidColorLiteral(attrs[prop])))
.map((String prop) => '$prop-${attrs[prop]}')
.toList();
if (op.isFormula()) props.add('formula');
if (op.isVideo()) props.add('video');
if (op.isImage()) props.add('image');
props = props.map((String prop) => prefixClass(prop)).toList();
final List<String>? customClasses = getCustomCssClasses();
if (customClasses != null) props.insertAll(0, customClasses);
return props;
}