/// <summary>
///
/// </summary>
/// <param name="pixelsPerDip"></param>
/// <param name="tf"></param>
/// <param name="st"></param>
/// <param name="node"></param>
/// <param name="compilation"></param>
/// <param name="fontSize"></param>
/// <param name="pDebugFn"></param>
/// <returns></returns>
public static CustomTextSource4 CreateAndInitTextSource(double pixelsPerDip,
Typeface tf, SyntaxTree st, SyntaxNode node, Compilation compilation, double fontSize,
RoslynCodeBase.DebugDelegate pDebugFn)
{
if (st == null)
{
st = SyntaxFactory.ParseSyntaxTree("");
node = st.GetRoot();
compilation = null;
}
var textDecorationCollection = new TextDecorationCollection();
var typeface = tf;
var fontRendering = FontRendering.CreateInstance(fontSize,
TextAlignment.Left, textDecorationCollection,
Brushes.Black, typeface);
var genericTextRunProperties = new GenericTextRunProperties(
fontRendering,
pixelsPerDip);
var source = new CustomTextSource4(pixelsPerDip, fontRendering, genericTextRunProperties, pDebugFn)
{
EmSize = fontSize,
Compilation = compilation,
Tree = st,
Node = node
};
//source.PropertyChanged += x;
source.Init();
return(source);
}
/// <summary>
///
/// </summary>
/// <param name="pixelsPerDip"></param>
/// <param name="fontRendering"></param>
/// <param name="genericTextRunProperties"></param>
/// <param name="debugFn"></param>
public CustomTextSource4(double pixelsPerDip, FontRendering fontRendering,
GenericTextRunProperties genericTextRunProperties, RoslynCodeBase.DebugDelegate debugFn)
{
CurrentRendering = fontRendering;
PixelsPerDip = pixelsPerDip;
BaseProps = genericTextRunProperties;
_debugFn = debugFn;
}
public GenericTextParagraphProperties(FontRendering newRendering, double pixelsPerDip)
{
_flowDirection = FlowDirection.LeftToRight;
_textAlignment = newRendering.TextAlignment;
_firstLineInParagraph = false;
_alwaysCollapsible = false;
_defaultTextRunProperties = new GenericTextRunProperties(
newRendering.Typeface, pixelsPerDip, newRendering.FontSize, newRendering.FontSize,
newRendering.TextDecorations, newRendering.TextColor, null,
BaselineAlignment.Baseline, CultureInfo.CurrentUICulture);
_textWrap = TextWrapping.Wrap;
_lineHeight = 0;
_indent = 0;
_paragraphIndent = 0;
}