Implementation
StyledElement parseStyledElement(
dom.Element element, List<StyledElement> children) {
StyledElement styledElement = StyledElement(
name: element.localName!,
elementId: element.id,
elementClasses: element.classes.toList(),
children: children,
node: element,
style: Style(),
);
switch (element.localName) {
case "abbr":
case "acronym":
styledElement.style = Style(
textDecoration: TextDecoration.underline,
textDecorationStyle: TextDecorationStyle.dotted,
);
break;
case "address":
continue italics;
case "article":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "aside":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
bold:
case "b":
styledElement.style = Style(
fontWeight: FontWeight.bold,
);
break;
case "bdo":
TextDirection textDirection =
((element.attributes["dir"] ?? "ltr") == "rtl")
? TextDirection.rtl
: TextDirection.ltr;
styledElement.style = Style(
direction: textDirection,
);
break;
case "big":
styledElement.style = Style(
fontSize: FontSize.larger,
);
break;
case "blockquote":
//TODO(Sub6Resources) this is a workaround for collapsing margins. Remove.
if (element.parent!.localName == "blockquote") {
styledElement.style = Style(
margin: const EdgeInsets.only(left: 40.0, right: 40.0, bottom: 14.0),
display: Display.BLOCK,
);
} else {
styledElement.style = Style(
margin: const EdgeInsets.symmetric(horizontal: 40.0, vertical: 14.0),
display: Display.BLOCK,
);
}
break;
case "body":
styledElement.style = Style(
margin: EdgeInsets.all(8.0),
display: Display.BLOCK,
);
break;
case "center":
styledElement.style = Style(
alignment: Alignment.center,
display: Display.BLOCK,
);
break;
case "cite":
continue italics;
monospace:
case "code":
styledElement.style = Style(
fontFamily: 'Monospace',
);
break;
case "dd":
styledElement.style = Style(
margin: EdgeInsets.only(left: 40.0),
display: Display.BLOCK,
);
break;
strikeThrough:
case "del":
styledElement.style = Style(
textDecoration: TextDecoration.lineThrough,
);
break;
case "dfn":
continue italics;
case "div":
styledElement.style = Style(
margin: EdgeInsets.all(0),
display: Display.BLOCK,
);
break;
case "dl":
styledElement.style = Style(
margin: EdgeInsets.symmetric(vertical: 14.0),
display: Display.BLOCK,
);
break;
case "dt":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "em":
continue italics;
case "figcaption":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "figure":
styledElement.style = Style(
margin: EdgeInsets.symmetric(vertical: 14.0, horizontal: 40.0),
display: Display.BLOCK,
);
break;
case "footer":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "font":
styledElement.style = Style(
color: element.attributes['color'] != null ?
element.attributes['color']!.startsWith("#") ?
ExpressionMapping.stringToColor(element.attributes['color']!) :
ExpressionMapping.namedColorToColor(element.attributes['color']!) :
null,
fontFamily: element.attributes['face']?.split(",").first,
fontSize: element.attributes['size'] != null ? numberToFontSize(element.attributes['size']!) : null,
);
break;
case "h1":
styledElement.style = Style(
fontSize: FontSize.xxLarge,
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 18.67),
display: Display.BLOCK,
);
break;
case "h2":
styledElement.style = Style(
fontSize: FontSize.xLarge,
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 17.5),
display: Display.BLOCK,
);
break;
case "h3":
styledElement.style = Style(
fontSize: FontSize(16.38),
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 16.5),
display: Display.BLOCK,
);
break;
case "h4":
styledElement.style = Style(
fontSize: FontSize.medium,
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 18.5),
display: Display.BLOCK,
);
break;
case "h5":
styledElement.style = Style(
fontSize: FontSize(11.62),
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 19.25),
display: Display.BLOCK,
);
break;
case "h6":
styledElement.style = Style(
fontSize: FontSize(9.38),
fontWeight: FontWeight.bold,
margin: EdgeInsets.symmetric(vertical: 22),
display: Display.BLOCK,
);
break;
case "header":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "hr":
styledElement.style = Style(
margin: EdgeInsets.symmetric(vertical: 7.0),
width: double.infinity,
height: 1,
backgroundColor: Colors.black,
display: Display.BLOCK,
);
break;
case "html":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
italics:
case "i":
styledElement.style = Style(
fontStyle: FontStyle.italic,
);
break;
case "ins":
continue underline;
case "kbd":
continue monospace;
case "li":
styledElement.style = Style(
display: Display.LIST_ITEM,
);
break;
case "main":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "mark":
styledElement.style = Style(
color: Colors.black,
backgroundColor: Colors.yellow,
);
break;
case "nav":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "noscript":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "ol":
case "ul":
//TODO(Sub6Resources): This is a workaround for collapsed margins. Remove.
if (element.parent!.localName == "li") {
styledElement.style = Style(
// margin: EdgeInsets.only(left: 30.0),
display: Display.BLOCK,
listStyleType: element.localName == "ol"
? ListStyleType.DECIMAL
: ListStyleType.DISC,
);
} else {
styledElement.style = Style(
// margin: EdgeInsets.only(left: 30.0, top: 14.0, bottom: 14.0),
display: Display.BLOCK,
listStyleType: element.localName == "ol"
? ListStyleType.DECIMAL
: ListStyleType.DISC,
);
}
break;
case "p":
styledElement.style = Style(
margin: EdgeInsets.symmetric(vertical: 14.0),
display: Display.BLOCK,
);
break;
case "pre":
styledElement.style = Style(
fontFamily: 'monospace',
margin: EdgeInsets.symmetric(vertical: 14.0),
whiteSpace: WhiteSpace.PRE,
display: Display.BLOCK,
);
break;
case "q":
styledElement.style = Style(
before: "\"",
after: "\"",
);
break;
case "s":
continue strikeThrough;
case "samp":
continue monospace;
case "section":
styledElement.style = Style(
display: Display.BLOCK,
);
break;
case "small":
styledElement.style = Style(
fontSize: FontSize.smaller,
);
break;
case "strike":
continue strikeThrough;
case "strong":
continue bold;
case "sub":
styledElement.style = Style(
fontSize: FontSize.smaller,
verticalAlign: VerticalAlign.SUB,
);
break;
case "sup":
styledElement.style = Style(
fontSize: FontSize.smaller,
verticalAlign: VerticalAlign.SUPER,
);
break;
case "tt":
continue monospace;
underline:
case "u":
styledElement.style = Style(
textDecoration: TextDecoration.underline,
);
break;
case "var":
continue italics;
}
return styledElement;
}
