public static void GetTextMetrics(Font font, out TEXTMETRIC tm)
{
using (FontDC dc = new FontDC(font))
{
GetTextMetrics(dc.handle, out tm);
}
}
private static extern bool GetTextMetrics(IntPtr hdc, out TEXTMETRIC lptm);
protected virtual void RebuildFont()
{
if (font != null)
{
font.Dispose();
}
font = new Font(FontName, FontSize, fontStyle, GraphicsUnit.Pixel);
if (font != null)
{
TextHelper.GetTextMetrics(font, out tm);
}
else
{
tm = TEXTMETRIC.Default;
}
OnFontChanged(EventArgs.Empty);
}