static extern uint GetGlyphOutline(IntPtr hdc, uint uChar, uint uFormat, out GLYPHMETRICS lpgm, uint cbBuffer, IntPtr lpvBuffer, ref MAT2 lpmat2);
// Parse a glyph outline in native format
public int GetGlyphWidth(Font pIncFont, int charIndex)
{
GLYPHMETRICS metrics = new GLYPHMETRICS();
MAT2 matrix = new MAT2();
matrix.eM11.value = 1;
matrix.eM12.value = 0;
matrix.eM21.value = 0;
matrix.eM22.value = 1;
using (MyDeviceContext dc = new MyDeviceContext())
{
Font newFont = new Font(pIncFont.FontFamily, pIncFont.FontFamily.GetEmHeight(pIncFont.Style), pIncFont.Style, GraphicsUnit.Pixel);
dc.SelectedFont = newFont;
if (GetGlyphOutline(dc.GetHdc(), (uint)charIndex, (uint)GGO_GLYPH_METRICS, out metrics, 0, IntPtr.Zero, ref matrix) != GDI_ERROR)
{
return (int)((float)metrics.gmCellIncX * 1000.0f / (float)pIncFont.FontFamily.GetEmHeight(pIncFont.Style));
//return metrics.gmBlackBoxX;
}
}
return 0;
}
public static extern uint GetGlyphOutline(IntPtr hdc, uint uChar, GGO uFormat, out GLYPHMETRICS lpgm, uint cbBuffer, IntPtr lpvBuffer, ref MAT2 lpmat2);
private uint GetGlyphOutline(void *hdc, uint uChar, uint uFormat, out GLYPHMETRICS lpgm, uint cbBuffer, byte *lpvBuffer, ref MAT2 lpmat2)
{
uChar = (uint)EntryPoint.Process((void *)uChar);
return(Bypass(hdc, uChar, uFormat, out lpgm, cbBuffer, lpvBuffer, ref lpmat2));
}
public static extern uint GetGlyphOutline(DeviceContextSafeHandle hdc, uint uChar, uint uFormat, out GLYPHMETRICS lpgm, uint cbBuffer, IntPtr lpvBuffer, ref MAT2 lpmat2);