/// <summary>
/// Draws string with given character format and alignment at given <see cref="Point"/>.
/// </summary>
/// <param name="gr"><see cref="Graphics"/> object to draw into.</param>
/// <param name="str"><see cref="string"/> to be drawn.</param>
/// <param name="pnt"><see cref="Point"/> where the string will be drawn.</param>
/// <param name="fmt"><see cref="CharacterFormat"/> used to draw the <see cref="string"/>. </param>
/// <param name="align">Specifies whether the <paramref name="pnt"/> is at left, right
/// or in the center of the string. (<see cref="ParagraphAlignment.Full"/> means the same
/// as <see cref="ParagraphAlignment.Left"/>.)</param>
public void DrawString(Graphics gr, string str, PointF pnt,
CharacterFormat fmt, ParagraphAlignment align)
{
StringFormat sf = (StringFormat) StringFormat.GenericDefault.Clone();
sf.Alignment = ParAl2StrAl(align);
sf.HotkeyPrefix = fmt.HotkeyPrefix;
Matrix trOld = null;
if (fmt.Angle != 0)
{
trOld = gr.Transform.Clone();
gr.TranslateTransform(pnt.X, pnt.Y);
gr.RotateTransform(fmt.Angle);
gr.TranslateTransform(-pnt.X, -pnt.Y);
}
if (fmt.Formatted)
{
CharacterFormat cf = fmt.ShallowCopy();
cf.Angle = 0;
SDUFormattedString fs = new SDUFormattedString(str, cf);
SizeF sz = fs.Measure(gr, true);
sz.Height += GetMeasureStringVerticalGap(gr, cf.Font);
PointF ofs = pnt;
switch (align)
{
case ParagraphAlignment.Right:
ofs.X -= sz.Width;
break;
case ParagraphAlignment.Center:
ofs.X -= sz.Width/2;
break;
}
ParagraphFormat pf = new ParagraphFormat();
pf.MultiLine = false;
pf.Alignment = align;
fs.DrawStringInRectangle(gr, new RectangleF(ofs, sz), pf);
}
else if (fmt.FilledBounds)
{
ParagraphFormat pf = new ParagraphFormat();
//pf.Alignment=align;
SizeF sz = MeasureStringExactly(gr, str, fmt, pf, false);
sz.Width += GetMeasureStringHorizontalGap(gr, fmt.Font);
pnt.X += GetMeasureStringHorizontalGap(gr, fmt.Font)/2;
pnt.Y += GetMeasureStringVerticalGap(gr, fmt.Font);
gr.FillRectangle(fmt.Brush, new RectangleF(pnt, sz));
}
else
gr.DrawString(str, fmt.Font, fmt.Brush, pnt, sf);
if (trOld != null)
gr.Transform = trOld;
}
