public static SizeD MeasureString(Graphics g, string text, Font font,
StiTextHorAlignment ha, StiVertAlignment va, bool antialiasing, float angle)
{
StiTextOptions options = new StiTextOptions();
options.Angle = angle;
return(MeasureString(g, text, font, 0, options, ha, va, antialiasing));
}
public static StringFormat GetStringFormat(
StiTextOptions textOptions, StiTextHorAlignment ha, StiVertAlignment va, bool antialiasing, float zoom)
{
var stringFormat = textOptions.GetStringFormat(antialiasing, zoom);
stringFormat.Alignment = GetAlignment(ha);
stringFormat.LineAlignment = GetAlignment(va);
if (MeasureTrailingSpaces)
{
stringFormat.FormatFlags |= StringFormatFlags.MeasureTrailingSpaces;
}
return(stringFormat);
}
public static StringAlignment GetAlignment(StiTextHorAlignment alignment)
{
switch (alignment)
{
case StiTextHorAlignment.Center:
case StiTextHorAlignment.Width:
return(StringAlignment.Center);
case StiTextHorAlignment.Right:
return(StringAlignment.Far);
default:
return(StringAlignment.Near);
}
}
/// <summary>
/// Draws text.
/// </summary>
/// <param name="g">Graphics to draw on.</param>
/// <param name="text">Text to draw on.</param>
/// <param name="font">Font to draw on.</param>
/// <param name="brush">Brush to draw.</param>
/// <param name="rect">Rectangle to draw.</param>
/// <param name="textOptions">Options to show text.</param>
/// <param name="ha">Horizontal alignment.</param>
/// <param name="va">Vertical alignment.</param>
public static void DrawString(Graphics g, string text, Font font, Brush brush,
RectangleD rect, StiTextOptions textOptions,
StiTextHorAlignment ha, StiVertAlignment va, bool antialiasing,
float zoom)
{
using (StringFormat stringFormat = GetStringFormat(textOptions, ha, va, antialiasing, zoom))
{
if (ha == StiTextHorAlignment.Width)
{
DrawStringWidth(g, text, font, brush, rect, stringFormat, textOptions.Angle);
}
else
{
DrawString(g, text, font, brush, rect, stringFormat, textOptions.Angle);
}
}
}
public static StringFormat GetStringFormat(
StiTextOptions textOptions, StiTextHorAlignment ha, StiVertAlignment va, float zoom)
{
return(GetStringFormat(textOptions, ha, va, false, zoom));
}
public static SizeD MeasureString(Graphics g, string text, Font font,
double width, StiTextOptions textOptions, StiTextHorAlignment ha, StiVertAlignment va,
bool antialiasing)
{
#region Cache for stringFormat - about 4% speed optimization
int hashCode;
unchecked
{
hashCode = textOptions.GetHashCode();
hashCode = (hashCode * 397) ^ (int)ha;
hashCode = (hashCode * 397) ^ (int)va;
hashCode = (hashCode * 397) ^ (antialiasing ? 1231 : 1237);
}
var stringFormat = (StringFormat)hashStringFormats[hashCode];
if (stringFormat == null)
{
stringFormat = GetStringFormat(textOptions, ha, va, antialiasing, 1);
lock (hashStringFormats)
{
hashStringFormats[hashCode] = stringFormat;
}
}
#endregion
//using (StringFormat stringFormat = GetStringFormat(textOptions, ha, va, antialiasing, 1))
//{
if (!textOptions.WordWrap)
{
width = 0;
}
SizeF size = new SizeF((float)width, 0);
try
{
//size = g.MeasureString(text, font, (int)width, stringFormat);
size = g.MeasureString(text, font, new SizeF((float)width, 999999f), stringFormat);
}
catch
{
size = new SizeF((float)width, 0);
}
if (textOptions.Angle == 90 || textOptions.Angle == 270)
{
float rw = size.Width;
size.Width = size.Height;
size.Height = rw;
}
else if (textOptions.Angle != 0f)
{
float sx = (float)size.Width / 2;
float sy = (float)size.Height / 2;
var points = new PointF[]
{
new PointF(-sx, -sy),
new PointF(sx, -sy),
new PointF(sx, sy),
new PointF(-sx, sy)
};
var m = new Matrix();
m.Rotate(-(float)textOptions.Angle);
m.TransformPoints(points);
int index = 0;
foreach (PointF point in points)
{
double px = point.X;
double py = point.Y;
points[index++] = new PointF((float)(px + size.Width / 2), (float)(py + size.Height / 2));
}
using (var path = new GraphicsPath())
{
path.AddPolygon(points);
var rect2 = path.GetBounds();
return(new SizeD(rect2.Width, rect2.Height));
}
}
return(new SizeD(size.Width, size.Height));
//}
}
public static SizeD MeasureString(Graphics g, string text, Font font,
StiTextHorAlignment ha, StiVertAlignment va, float angle)
{
return(MeasureString(g, text, font, ha, va, false, angle));
}
/// <summary>
/// Draws text.
/// </summary>
/// <param name="g">Graphics to draw on.</param>
/// <param name="text">Text to draw on.</param>
/// <param name="font">Font to draw on.</param>
/// <param name="brush">Brush to draw.</param>
/// <param name="rect">Rectangle to draw.</param>
/// <param name="textOptions">Options to show text.</param>
/// <param name="ha">Horizontal alignment.</param>
/// <param name="va">Vertical alignment.</param>
public static void DrawString(Graphics g, string text, Font font, Brush brush,
RectangleD rect, StiTextOptions textOptions, StiTextHorAlignment ha, StiVertAlignment va)
{
DrawString(g, text, font, brush, rect, textOptions, ha, va, false, 1);
}
public ITextProperties <T> WithAlign(StiTextHorAlignment alignment = StiTextHorAlignment.Left)
{
CurrentText.HorAlignment = alignment;
return((ITextProperties <T>) this);
}
