//======================================
public Size MeasureString(char[] buff, int startAt, int len, Font font)
{
//if (_useGdiPlusTextRendering)
//{
// ReleaseHdc();
// _characterRanges[0] = new System.Drawing.CharacterRange(0, len);
// _stringFormat.SetMeasurableCharacterRanges(_characterRanges);
// System.Drawing.Font font2 = (System.Drawing.Font)font.InnerFont;
// var size = gx.MeasureCharacterRanges(
// new string(buff, startAt, len),
// font2,
// System.Drawing.RectangleF.Empty,
// _stringFormat)[0].GetBounds(gx).Size;
// return new PixelFarm.Drawing.Size((int)Math.Round(size.Width), (int)Math.Round(size.Height));
//}
//else
//{
SetFont(font);
PixelFarm.Drawing.Size size = new Size();
unsafe
{
fixed(char *startAddr = &buff[0])
{
NativeTextWin32.UnsafeGetTextExtentPoint32(tempDc, startAddr + startAt, len, ref size);
}
}
return(size);
//}
}
public static PixelFarm.Drawing.Size MeasureString(char[] buff, int startAt, int len, RequestFont font)
{
SetFont(font);
Win32.Size win32_size = new Size();
if (buff.Length > 0)
{
unsafe
{
fixed(char *startAddr = &buff[0])
{
NativeTextWin32.UnsafeGetTextExtentPoint32(win32MemDc.DC, startAddr + startAt, len, ref win32_size);
}
}
}
return(new PixelFarm.Drawing.Size(win32_size.W, win32_size.H));
}