public static uint SelectFont(GDIContext hdc, System.Drawing.Font font)
{
GDI32.SelectObject(hdc, font.ToHfont());
uint size = GDI32.GetOutlineTextMetrics(hdc, 0, IntPtr.Zero);
if (size != uint.MaxValue)
{
UnmanagedMemory otm = new UnmanagedMemory((int)size);
uint err = GDI32.GetOutlineTextMetrics(hdc, size, otm.MemoryPointer);
uint otmEMSquare = (uint)Marshal.ReadInt32(otm, 92);
otm.Dispose();
LOGFONT log = new LOGFONT();
font.ToLogFont(log);
log.lfHeight = -(int)otmEMSquare;
font = System.Drawing.Font.FromLogFont(log);
GDI32.SelectObject(hdc, font.ToHfont());
}
return size;
}
/// <summary>
/// Initializes a new instance of the <see cref="FontImage"/> class.
/// </summary>
public FontImage(System.Drawing.Font font, XPdfFontOptions options)
{
#if DEBUG_
NativeMethods.LOGFONT logFont = new NativeMethods.LOGFONT();
font.ToLogFont(logFont);
#endif
int error;
IntPtr hfont = font.ToHfont();
IntPtr hdc = NativeMethods.GetDC(IntPtr.Zero);
error = Marshal.GetLastWin32Error();
IntPtr oldFont = NativeMethods.SelectObject(hdc, hfont);
error = Marshal.GetLastWin32Error();
// size is exactly the size of the font file.
int size = NativeMethods.GetFontData(hdc, 0, 0, null, 0);
error = Marshal.GetLastWin32Error();
this.bytes = new byte[size];
int xx = NativeMethods.GetFontData(hdc, 0, 0, this.bytes, this.bytes.Length);
NativeMethods.SelectObject(hdc, oldFont);
NativeMethods.ReleaseDC(IntPtr.Zero, hdc);
error.GetType();
Read();
}
private static System.Windows.Forms.NativeMethods.FONTDESC GetFONTDESCFromFont(System.Drawing.Font font)
{
System.Windows.Forms.NativeMethods.FONTDESC fontdesc = null;
if (fontTable == null)
{
fontTable = new Hashtable();
}
else
{
fontdesc = (System.Windows.Forms.NativeMethods.FONTDESC) fontTable[font];
}
if (fontdesc == null)
{
fontdesc = new System.Windows.Forms.NativeMethods.FONTDESC {
lpstrName = font.Name,
cySize = (long) (font.SizeInPoints * 10000f)
};
System.Windows.Forms.NativeMethods.LOGFONT logFont = new System.Windows.Forms.NativeMethods.LOGFONT();
font.ToLogFont(logFont);
fontdesc.sWeight = (short) logFont.lfWeight;
fontdesc.sCharset = logFont.lfCharSet;
fontdesc.fItalic = font.Italic;
fontdesc.fUnderline = font.Underline;
fontdesc.fStrikethrough = font.Strikeout;
fontTable[font] = fontdesc;
}
return fontdesc;
}
/// <summary>
/// Creates a font object that matches the properties specified by the LOGFONT structure.
/// </summary>
/// <param name="font">A <see cref="System.Drawing.Font"/> description. </param>
/// <returns>a reference to a newly created <see cref="SharpDX.DirectWrite.Font"/>. </returns>
/// <unmanaged>HRESULT IDWriteGdiInterop::CreateFontFromLOGFONT([In] const LOGFONTW* logFont,[Out] IDWriteFont** font)</unmanaged>
public Font FromSystemDrawingFont(System.Drawing.Font font)
{
var logfontw = new Win32Native.LogFont();
font.ToLogFont(logfontw);
return FromLogFont(logfontw);
}
private static System.IntPtr CreateFont(System.Drawing.Font font)
{
Skybound.Windows.Forms.TextRenderer.LOGFONT logfont2;
logfont2 = new Skybound.Windows.Forms.TextRenderer.LOGFONT();
object obj = logfont2;
font.ToLogFont(obj);
Skybound.Windows.Forms.TextRenderer.LOGFONT logfont1 = (Skybound.Windows.Forms.TextRenderer.LOGFONT)obj;
logfont1.lfFaceName = font.Name;
logfont1.lfQuality = 0;
return Skybound.Windows.Forms.TextRenderer.CreateFontIndirect(ref logfont1);
}
private static void FontToLogFont(System.Drawing.Font value, System.Windows.Forms.NativeMethods.LOGFONT logfont)
{
value.ToLogFont(logfont);
}
