public override ICollection <String> Flatten(StateNode state)
{
String res = (String)this.MemberwiseClone();
res.ApplyState(state);
return(new[] { res });
}
public SpannableString ConvertToSpannable(StateNode state, DisplayMetrics displayMetrics)
{
var nodes = Flatten(state).TrimNewLines();
var s = new SpannableString(string.Concat(nodes as IEnumerable<TextEx>));
int start = 0;
foreach (var n in nodes)
{
if (string.IsNullOrEmpty(n.Text))
{
if (n is StringAnchor a)
{
//s.SetSpan(new ClickableSpan(a.Owner), start, start + a.Length, SpanTypes.InclusiveExclusive);
//s.SetSpan(new UnderlineSpan(), start, start + a.Length, SpanTypes.InclusiveExclusive);
}
continue;
}
if (n.Bold != null || n.Italic != null || n.FontSize != null || n.Foreground != null)
{
TypefaceStyle style = 0;
if (n.Bold == true && n.Italic == true)
style = TypefaceStyle.BoldItalic;
else if (n.Bold == true)
style = TypefaceStyle.Bold;
else if (n.Italic == true)
style = TypefaceStyle.Italic;
else
style = TypefaceStyle.Normal;
ColorStateList color = null;
if (n.Foreground != null) color = ColorStateList.ValueOf(new AColor(
(byte)(n.Foreground.Value.R * 255),
(byte)(n.Foreground.Value.G * 255),
(byte)(n.Foreground.Value.B * 255),
(byte)(n.Foreground.Value.A * 255)
));
int fontSize = -1;
if (n.FontSize != null)
fontSize = (int) Math.Round(TypedValue.ApplyDimension(ComplexUnitType.Sp, (float) n.FontSize.Value, displayMetrics), MidpointRounding.AwayFromZero);
s.SetSpan(new TextAppearanceSpan(null, style, fontSize, color, null), start, start + n.Text.Length, SpanTypes.InclusiveExclusive);
}
if (n.Sub == true)
s.SetSpan(new SubscriptSpan(), start, start + n.Text.Length, SpanTypes.InclusiveExclusive);
if (n.Super == true)
s.SetSpan(new SuperscriptSpan(), start, start + n.Text.Length, SpanTypes.InclusiveExclusive);
if (n.Strike == true)
s.SetSpan(new StrikethroughSpan(), start, start + n.Text.Length, SpanTypes.InclusiveExclusive);
if (n.Underline == true)
s.SetSpan(new UnderlineSpan(), start, start + n.Text.Length, SpanTypes.InclusiveExclusive);
start += n.Text.Length;
}
return s;
}
public override ICollection<String> Flatten(StateNode state)
{
var res = base.Flatten(state) as List<String>;
if (Nodes.Count > 0 && Nodes[Nodes.Count - 1].GetType() != typeof(Block))
{
var linebreaks = new String { Text = "\n\n" };
linebreaks.ApplyState(this);
linebreaks.ApplyState(state);
res.Add(linebreaks);
}
return res;
}
public override ICollection<String> Flatten(StateNode state)
{
var newstate = new StateNode();
newstate.ApplyState(this);
newstate.ApplyState(state);
List<String> res = new List<String>(Nodes.Count + 2);
var anchor = new StringAnchor { Owner = this };
res.Add(anchor);
bool donefirst = false;
foreach (var node in Nodes)
{
if (Pad && donefirst) res.Add(new String(" "));
res.AddRange(node.Flatten(newstate));
donefirst = true;
}
return res;
}
public Span FlattenToSpan(StateNode state = null)
{
var flat = Flatten(state ?? new StateNode());
return(new Span(flat.TrimNewLines()));
}
public abstract ICollection <String> Flatten(StateNode state);
public override ICollection <String> Flatten(StateNode state)
{
return(new String[] { });
}
