public void InlineStyle_ParseTest()
{
string text = "color:red; /* c1 */ background-color: /* c2 */ ugly";
CssParser parser = new CssParser();
InlineStyle inlineStyle = parser.ParseInlineStyle(text, insertComments: true);
Assert.IsNotNull(inlineStyle);
Assert.AreEqual(0, inlineStyle.Start);
Assert.AreEqual(text.Length, inlineStyle.Length);
Assert.IsNull(inlineStyle.OpenCurlyBrace);
Assert.IsNull(inlineStyle.CloseCurlyBrace);
Assert.AreEqual(2, inlineStyle.Declarations.Count);
Assert.AreEqual(0, inlineStyle.Declarations[0].Start);
Assert.AreEqual(10, inlineStyle.Declarations[0].Length);
Assert.AreEqual(20, inlineStyle.Declarations[1].Start);
Assert.AreEqual(31, inlineStyle.Declarations[1].Length);
Assert.AreEqual(3, inlineStyle.Children.Count);
Assert.IsInstanceOfType(inlineStyle.Children[0], typeof(Declaration));
Assert.IsInstanceOfType(inlineStyle.Children[1], typeof(CComment));
Assert.IsInstanceOfType(inlineStyle.Children[2], typeof(Declaration));
}
public LineBreaking.IUnjustifiedLine<Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, InlineStyle style, LineBreaking.IBreakPoint from, LineBreaking.IBreakPoint to, out InlineStyle newStyle)
{
IInterletter fromAsJapaneseInterletterspace;
IInterletter toAsJapaneseInterletterspace;
StartOfParagraph fromAsStart;
EndOfParagraph toAsEnd;
fromAsJapaneseInterletterspace = from as IInterletter;
toAsJapaneseInterletterspace = to as IInterletter;
if (fromAsJapaneseInterletterspace != null)
{
if (toAsJapaneseInterletterspace != null)
{
return CreateLine(constraint, fromAsJapaneseInterletterspace, toAsJapaneseInterletterspace, style, out newStyle);
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return CreateLine(constraint, fromAsJapaneseInterletterspace, toAsEnd, style, out newStyle);
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
fromAsStart = from as StartOfParagraph;
if (fromAsStart != null)
{
if (toAsJapaneseInterletterspace != null)
{
return CreateLine(constraint, fromAsStart, toAsJapaneseInterletterspace, style, out newStyle);
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return CreateLine(constraint, fromAsStart, toAsEnd, style, out newStyle);
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
throw new ArgumentException("type error", "start");
}
}
}
public LineBreaking.IUnjustifiedLine CreateLine(InlineStyle style, LineBreaking.IBreakPoint from, LineBreaking.IBreakPoint to, out InlineStyle newStyle)
{
JapaneseInterletterspace fromAsJapaneseInterletterspace;
JapaneseInterletterspace toAsJapaneseInterletterspace;
StartOfParagraph fromAsStart;
EndOfParagraph toAsEnd;
fromAsJapaneseInterletterspace = from as JapaneseInterletterspace;
toAsJapaneseInterletterspace = to as JapaneseInterletterspace;
if (fromAsJapaneseInterletterspace != null)
{
if (toAsJapaneseInterletterspace != null)
{
return(CreateLine(fromAsJapaneseInterletterspace, toAsJapaneseInterletterspace, style, out newStyle));
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return(CreateLine(fromAsJapaneseInterletterspace, toAsEnd, style, out newStyle));
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
fromAsStart = from as StartOfParagraph;
if (fromAsStart != null)
{
if (toAsJapaneseInterletterspace != null)
{
return(CreateLine(fromAsStart, toAsJapaneseInterletterspace, style, out newStyle));
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return(CreateLine(fromAsStart, toAsEnd, style, out newStyle));
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
throw new ArgumentException("type error", "start");
}
}
}
public static UnjustifiedLine Solve(
LineBreaking.ILineConstraint constraint,
GlueProperty startGlue,
IEnumerable <IFormatObject> objectList,
GlueProperty endGlue,
float penaltyValue,
Heading heading,
InlineStyle style,
out InlineStyle newStyle)
{
IFragment[] fragments = ConvertToFragments(ref startGlue, objectList, ref endGlue, style, out newStyle);
var rubyLayoutedBuffer = LayoutRubyInLine(constraint, fragments, endGlue.Length);
return(new UnjustifiedLine(rubyLayoutedBuffer, penaltyValue, heading));
}
private static InlineLayoutEngine.AtomicFragment[] GenerateFragments(InlineStyle style, IFormatObject[] objects, GlueProperty startGlue)
{
Context baseContext = new Context(style, objects.Length);
baseContext.PutGlue(startGlue);
foreach (var x in objects)
{
baseContext.Put(x);
}
try
{
return(baseContext._buffer.ConvertAll(x => (InlineLayoutEngine.AtomicFragment)x).ToArray());
}
catch (Exception ex)
{
throw new NotImplementedException("texts both with formatting and with ruby is not supported", ex);
}
}
internal InlineStyle ParseInlineStyle(ITextProvider text, bool insertComments)
{
InlineStyle inlineStyle = new InlineStyle();
ICssTokenizer tokenizer = CreateTokenizer();
ITextProvider textProvider = text ?? new StringTextProvider(string.Empty);
TokenList tokens = tokenizer.Tokenize(textProvider, 0, textProvider.Length, keepWhiteSpace: false);
IList <Comment> comments = ExtractComments(text, tokens, 0, tokens.Count);
TokenStream tokenStream = new TokenStream(tokens)
{
SkipComments = true
};
ItemFactory itemFactory = new ItemFactory(ExternalItemFactory, textProvider, tokenStream);
if (!inlineStyle.Parse(itemFactory, textProvider, tokenStream))
{
inlineStyle = null;
}
else
{
if (insertComments)
{
foreach (ParseItem comment in comments)
{
inlineStyle.InsertChildIntoSubtree(comment);
}
}
// There must be a StyleSheet root object, so create one
StyleSheet styleSheet = new StyleSheet
{
TextProvider = textProvider
};
styleSheet.Children.Add(inlineStyle);
}
return(inlineStyle);
}
public UnjustifiedLine Build(
GlueProperty startGlue,
IEnumerable <IFormatObject> objectList,
GlueProperty endGlue,
float penaltyValue,
InlineStyle style,
out InlineStyle newStyle)
{
var styleClone = style.Clone();
Context context = new Context(styleClone, 64);
context.PutGlue(startGlue);
foreach (var obj in objectList)
{
context.Put(obj);
}
context.PutGlue(endGlue);
var buffer = context.Buffer.ToArray();
//TODO: この処理が同じオブジェクト列に対して繰り返し呼ばれる。もっと前段階に運搬
var rubyLayoutedBuffer = UnjustifiedLine.LayoutRubyInLine(buffer, endGlue.Length);
newStyle = styleClone;
return(new UnjustifiedLine(rubyLayoutedBuffer, context.AccumulatedGlue, penaltyValue));
}
private static IFragment[] ConvertToFragments(ref GlueProperty startGlue, IEnumerable <IFormatObject> objectList, ref GlueProperty endGlue, InlineStyle style, out InlineStyle newStyle)
{
var styleClone = style.Clone();
var context = new Context(styleClone, 64);
context.PutGlue(startGlue);
foreach (var obj in objectList)
{
context.Put(obj);
}
context.PutGlue(endGlue);
newStyle = styleClone;
return(context.Fragments);
}
private LineBreaking.IUnjustifiedLine <Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, IInterletter from, IInterletter to, InlineStyle style, out InlineStyle newStyle)
{
var fromIndex = Array.IndexOf(_objectList, from);
if (fromIndex == -1)
{
throw new ArgumentException("from");
}
var toIndex = Array.IndexOf(_objectList, to);
if (toIndex == -1)
{
throw new ArgumentException("to");
}
return(InlineLayoutEngine.Solve(
constraint,
new GlueProperty(from.IndentAfterBreak, 0, 0),
_objectList.Skip(fromIndex + 1).Take(toIndex - fromIndex - 1), to.GlueBeforeBreak, PenaltyValue(to), _heading, style, out newStyle));
}
private LineBreaking.IUnjustifiedLine<Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, StartOfParagraph from, IInterletter to, InlineStyle style, out InlineStyle newStyle)
{
var toIndex = Array.IndexOf(_objectList, to);
if (toIndex == -1) throw new ArgumentException("to");
return InlineLayoutEngine.Solve(constraint, from.Glue, _objectList.Take(toIndex), to.GlueBeforeBreak, PenaltyValue(to), _heading, style, out newStyle);
}
public ShowHideWebParser(InlineStyle style)
: base()
{
this._inlineStyle = style;
}
public ShowHideWebParser(InlineStyle style)
: base()
{
this._inlineStyle = style;
}
private LineBreaking.IUnjustifiedLine CreateLine(JapaneseInterletterspace from, EndOfParagraph to, InlineStyle style, out InlineStyle newStyle)
{
var fromIndex = Array.IndexOf(_objectList, from);
if (fromIndex == -1)
{
throw new ArgumentException("from");
}
return(_lineBuilder.Build(
new GlueProperty(from.IndentAfterBreak, 0, 0),
_objectList.Skip(fromIndex + 1), to.Glue, PenaltyValue(to), style, out newStyle));
}
private LineBreaking.IUnjustifiedLine CreateLine(StartOfParagraph from, JapaneseInterletterspace to, InlineStyle style, out InlineStyle newStyle)
{
var toIndex = Array.IndexOf(_objectList, to);
if (toIndex == -1)
{
throw new ArgumentException("to");
}
return(_lineBuilder.Build(from.Glue, _objectList.Take(toIndex), to.GlueBeforeBreak, PenaltyValue(to), style, out newStyle));
}
private LineBreaking.IUnjustifiedLine CreateLine(StartOfParagraph from, EndOfParagraph to, InlineStyle style, out InlineStyle newStyle)
{
return(_lineBuilder.Build(from.Glue, _objectList, to.Glue, PenaltyValue(to), style, out newStyle));
}
public Context(InlineStyle style, int capacity)
{
_buffer = new List <InlineLayoutEngine.IFragment>(capacity);
_accumulatedGlue = default(GlueProperty);
_currentStyle = style;
}
private LineBreaking.IUnjustifiedLine<Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, IInterletter from, EndOfParagraph to, InlineStyle style, out InlineStyle newStyle)
{
var fromIndex = Array.IndexOf(_objectList, from);
if (fromIndex == -1) throw new ArgumentException("from");
return InlineLayoutEngine.Solve(
constraint,
new GlueProperty(from.IndentAfterBreak, 0, 0),
_objectList.Skip(fromIndex + 1), to.Glue, PenaltyValue(to), _heading, style, out newStyle);
}
public LineBreaking.IUnjustifiedLine <Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, InlineStyle style, LineBreaking.IBreakPoint from, LineBreaking.IBreakPoint to, out InlineStyle newStyle)
{
IInterletter fromAsJapaneseInterletterspace;
IInterletter toAsJapaneseInterletterspace;
StartOfParagraph fromAsStart;
EndOfParagraph toAsEnd;
fromAsJapaneseInterletterspace = from as IInterletter;
toAsJapaneseInterletterspace = to as IInterletter;
if (fromAsJapaneseInterletterspace != null)
{
if (toAsJapaneseInterletterspace != null)
{
return(CreateLine(constraint, fromAsJapaneseInterletterspace, toAsJapaneseInterletterspace, style, out newStyle));
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return(CreateLine(constraint, fromAsJapaneseInterletterspace, toAsEnd, style, out newStyle));
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
fromAsStart = from as StartOfParagraph;
if (fromAsStart != null)
{
if (toAsJapaneseInterletterspace != null)
{
return(CreateLine(constraint, fromAsStart, toAsJapaneseInterletterspace, style, out newStyle));
}
else
{
toAsEnd = to as EndOfParagraph;
if (toAsEnd != null)
{
return(CreateLine(constraint, fromAsStart, toAsEnd, style, out newStyle));
}
else
{
throw new ArgumentException("type error", "to");
}
}
}
else
{
throw new ArgumentException("type error", "start");
}
}
}
private LineBreaking.IUnjustifiedLine<Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, StartOfParagraph from, EndOfParagraph to, InlineStyle style, out InlineStyle newStyle)
{
return InlineLayoutEngine.Solve(constraint, from.Glue, _objectList, to.Glue, PenaltyValue(to), _heading, style, out newStyle);
}
private LineBreaking.IUnjustifiedLine <Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, StartOfParagraph from, EndOfParagraph to, InlineStyle style, out InlineStyle newStyle)
{
return(InlineLayoutEngine.Solve(constraint, from.Glue, _objectList, to.Glue, PenaltyValue(to), _heading, style, out newStyle));
}
private LineBreaking.IUnjustifiedLine <Printing.IPrintableLine> CreateLine(LineBreaking.ILineConstraint constraint, StartOfParagraph from, IInterletter to, InlineStyle style, out InlineStyle newStyle)
{
var toIndex = Array.IndexOf(_objectList, to);
if (toIndex == -1)
{
throw new ArgumentException("to");
}
return(InlineLayoutEngine.Solve(constraint, from.Glue, _objectList.Take(toIndex), to.GlueBeforeBreak, PenaltyValue(to), _heading, style, out newStyle));
}
private static UnjustifiedLine.JapaneseLetterFragment[] GenerateFragments(InlineStyle style, IFormatObject[] objects, GlueProperty startGlue)
{
Context baseContext = new Context(style, objects.Length);
baseContext.PutGlue(startGlue);
foreach (var x in objects)
{
baseContext.Put(x);
}
try
{
return(Array.ConvertAll(baseContext.Buffer, x => (UnjustifiedLine.JapaneseLetterFragment)x));
}
catch (Exception ex)
{
throw new NotImplementedException("texts both with formatting and with ruby is not supported", ex);
}
}