public static NSAttributedString ToAttributed(this Span span, Font defaultFont, Color defaultForegroundColor)
{
if (span == null)
{
return((NSAttributedString)null);
}
Color color = span.ForegroundColor;
if (color.IsDefault)
{
color = defaultForegroundColor;
}
if (color.IsDefault)
{
color = Color.Black;
}
Font self = span.Font != Font.Default ? span.Font : defaultFont;
var font = self == Font.Default ? (NSFont)null : FontExtensions.ToUIFont(self);
return(new NSAttributedString(
span.Text,
font,
ColorExtensions.ToUIColor(color),
ColorExtensions.ToUIColor(span.BackgroundColor),
null, // NSColor strokeColor = null,
null, // NSColor underlineColor = null,
null, // NSColor strikethroughColor = null,
NSUnderlineStyle.None, // UnderlineStyle
NSUnderlineStyle.None, // Strikethrough Style
null, // NSParagraphStyle paragraphStyle = null,
0, // float strokeWidth = 0,
null, // NSShadow shadow = null,
null, // NSUrl link = null,
false, // bool superscript = false,
null, // NSTextAttachment attachment = null,
NSLigatureType.Default,
0, // float baselineOffset = 0,
0, // float kerningAdjustment = 0,
0, // float obliqueness = 0,
0, // float expansion = 0,
null, // NSCursor cursor = null,
null, // string toolTip = null,
0, // int characterShape = 0,
null, // NSGlyphInfo glyphInfo = null,
null, // NSArray writingDirection = null,
false, // bool markedClauseSegment = false,
NSTextLayoutOrientation.Horizontal,
null, // NSTextAlternatives textAlternatives = null,
NSSpellingState.None));
}
private void UpdateText()
{
this.perfectSizeValid = false;
object[] values = this.Element.GetValues(Label.FormattedTextProperty, Label.TextProperty, Label.TextColorProperty);
FormattedString formattedString = (FormattedString)values [0];
if (formattedString != null)
{
this.Control.AttributedStringValue = FormattedStringExtensions.ToAttributed(formattedString, (Element)this.Element, (Color)values [2]);
}
else
{
this.Control.StringValue = (string)values [1];
this.Control.Font = FontExtensions.ToUIFont(this.Element);
this.Control.TextColor = ColorExtensions.ToUIColor((Color)values [2], ColorExtensions.Black);
}
this.Layout();
}
private void UpdateFont()
{
this.Control.Font = FontExtensions.ToUIFont((IFontElement)this.Element);
}
internal static NSFont ToUIFont(this IFontElement element)
{
return(FontExtensions.ToUIFont(element.FontFamily, (float)element.FontSize, element.FontAttributes));
}
internal static NSFont ToUIFont(this Label label)
{
object[] values = label.GetValues(Label.FontFamilyProperty, Label.FontSizeProperty, Label.FontAttributesProperty);
return(FontExtensions.ToUIFont((string)values [0], (float)(double)values [1], (FontAttributes)values [2]) ??
NSFont.SystemFontOfSize(NSFont.LabelFontSize));
}