/// <summary>
/// Returns RTF descriptor for export to RTF
/// </summary>
/// <returns>RTFStyleDescriptor.</returns>
public override RTFStyleDescriptor GetRTF()
{
var result = new RTFStyleDescriptor();
if (BackgroundBrush is SolidBrush)
{
result.BackColor = (BackgroundBrush as SolidBrush).Color;
}
if (ForeBrush is SolidBrush)
{
result.ForeColor = (ForeBrush as SolidBrush).Color;
}
if ((FontStyle & FontStyle.Bold) != 0)
{
result.AdditionalTags += @"\b";
}
if ((FontStyle & FontStyle.Italic) != 0)
{
result.AdditionalTags += @"\i";
}
if ((FontStyle & FontStyle.Strikeout) != 0)
{
result.AdditionalTags += @"\strike";
}
if ((FontStyle & FontStyle.Underline) != 0)
{
result.AdditionalTags += @"\ul";
}
return(result);
}
/// <summary>
/// Gets the RTF descriptor.
/// </summary>
/// <param name="styleIndex">Index of the style.</param>
/// <returns>RTFStyleDescriptor.</returns>
private RTFStyleDescriptor GetRtfDescriptor(StyleIndex styleIndex)
{
List <Style> styles = new List <Style>();
//find text renderer
ZeroitFastTextStyle textStyle = null;
int mask = 1;
bool hasZeroitFastTextStyle = false;
for (int i = 0; i < tb.Styles.Length; i++)
{
if (tb.Styles[i] != null && ((int)styleIndex & mask) != 0)
{
if (tb.Styles[i].IsExportable)
{
var style = tb.Styles[i];
styles.Add(style);
bool isZeroitFastTextStyle = style is ZeroitFastTextStyle;
if (isZeroitFastTextStyle)
{
if (!hasZeroitFastTextStyle || tb.AllowSeveralZeroitFastTextStyleDrawing)
{
hasZeroitFastTextStyle = true;
textStyle = style as ZeroitFastTextStyle;
}
}
}
}
mask = mask << 1;
}
//add ZeroitFastTextStyle css
RTFStyleDescriptor result = null;
if (!hasZeroitFastTextStyle)
{
//draw by default renderer
result = tb.DefaultStyle.GetRTF();
}
else
{
result = textStyle.GetRTF();
}
return(result);
}
