/// <inheritdoc/>
public override bool Break(BreakableComponent breakTo)
{
using (Graphics g = FRichTextBox.CreateGraphics())
{
// determine number of characters fit in the bounds. Set less height to prevent possible data loss.
RectangleF textRect = new RectangleF(0, 0, Width - Padding.Horizontal, Height - Padding.Vertical - 20);
Graphics measureGraphics = Report == null ? g : Report.PrintSettings.MeasureGraphics;
if (measureGraphics == null)
{
measureGraphics = g;
}
int textStart = ActualTextStart;
int textLength = ActualTextLength != 0 ? ActualTextLength : FRichTextBox.TextLength - textStart;
int charsFit = FRichTextBox.FormatRange(g, measureGraphics, textRect, textStart, textStart + textLength, true) - textStart;
if (charsFit <= 0)
{
return(false);
}
// perform break
if (breakTo != null)
{
RichObject richTo = breakTo as RichObject;
richTo.Text = Text;
richTo.ActualTextStart = textStart + charsFit;
ActualTextLength = charsFit;
}
return(true);
}
}
/// <inheritdoc/>
public override void Assign(Base source)
{
base.Assign(source);
RichObject src = source as RichObject;
DataColumn = src.DataColumn;
ActualTextStart = src.ActualTextStart;
ActualTextLength = src.ActualTextLength;
}
/// <inheritdoc/>
public override void Serialize(FRWriter writer)
{
RichObject c = writer.DiffObject as RichObject;
base.Serialize(writer);
if (ActualTextStart != c.ActualTextStart)
{
writer.WriteInt("ActualTextStart", ActualTextStart);
}
if (ActualTextLength != c.ActualTextLength)
{
writer.WriteInt("ActualTextLength", ActualTextLength);
}
if (writer.SerializeTo != SerializeTo.Preview)
{
if (DataColumn != c.DataColumn)
{
writer.WriteStr("DataColumn", DataColumn);
}
}
}
