public TextGeometryCompanion(object item) :
base(item)
{
var customGeomDef = Geometry.GetValue(GeometryExtProps.CustomGeometryProperty);
if (customGeomDef is string)
{
var xCustomGeom = XElement.Parse((string)customGeomDef);
var xTextGeom = xCustomGeom.Element("TextGeometry");
if (xTextGeom != null)
{
_Text = (string)xTextGeom.Attribute("Text") ?? String.Empty;
_Position = Point.Parse((string)xTextGeom.Attribute("Position"));
_Size = Size.Parse((string)xTextGeom.Attribute("Size"));
_TextSize = Double.Parse((string)xTextGeom.Attribute("TextSize") ?? "12.0", CultureInfo.InvariantCulture);
_FontFamily = new FontFamily((string)xTextGeom.Attribute("FontFamily") ?? "Arial");
var fsc = new FontStyleConverter();
_FontStyle = (FontStyle)fsc.ConvertFromInvariantString((string)xTextGeom.Attribute("FontStyle") ?? "Normal");
var fwc = new FontWeightConverter();
_FontWeight = (FontWeight)fwc.ConvertFromInvariantString((string)xTextGeom.Attribute("FontWeight") ?? "Normal");
_Alignment = (TextAlignment)Enum.Parse(typeof(TextAlignment), (string)xTextGeom.Attribute("TextAlignment") ?? "Left");
_Trimming = (TextTrimming)Enum.Parse(typeof(TextTrimming), (string)xTextGeom.Attribute("TextTrimming") ?? "None");
}
}
UpdateGeometry();
}
static FontWeight?ParseFontWeight(string fontWeight)
{
if (string.IsNullOrEmpty(fontWeight))
{
return(null);
}
return((FontWeight?)FontWeightConverter.ConvertFromInvariantString(fontWeight));
}
public static FontWeight GetFontWeightFromInvariantStringOrNormal(string value)
{
try
{
return((FontWeight)fontWeightConverter.ConvertFromInvariantString(value));
}
catch {
return(FontWeights.Normal);
}
}
/// <summary>
/// Convert a string representation into a null-able <seealso cref="FontWeight"/> object and return it.
/// </summary>
/// <param name="stringAttribName"></param>
/// <param name="fontWeight"></param>
/// <param name="converter"></param>
/// <returns></returns>
protected static FontWeight?ParseFontWeight(string stringAttribName, string fontWeight, FontWeightConverter converter)
{
if (string.IsNullOrEmpty(fontWeight))
{
return(null);
}
try
{
return((FontWeight?)converter.ConvertFromInvariantString(fontWeight));
}
catch (Exception exp)
{
throw new Exception(string.Format(CultureInfo.InvariantCulture, "Invalid FontWeight attribute value '{0}'=\"{1}\"", stringAttribName, fontWeight), exp);
}
}
public static FontWeight GetFontWeightFromInvariantStringOrNormal(string value)
{
if (value == null)
{
return(FontWeights.Normal);
}
try
{
return((FontWeight)_fontWeightConverter.ConvertFromInvariantString(value));
}
catch (NotSupportedException e)
{
Log.Exception($"Can't convert {value} to FontWeight", e, MethodBase.GetCurrentMethod().DeclaringType);
return(FontWeights.Normal);
}
}
