internal static IntPtr GlyphsToIntPtr (Glyph[] glyphs)
{
int size = Marshal.SizeOf (glyphs[0]);
IntPtr dest = Marshal.AllocHGlobal (size * glyphs.Length);
int pos = dest.ToInt32 ();
for (int i = 0; i < glyphs.Length; i++, pos += size)
Marshal.StructureToPtr (glyphs[i], (IntPtr) pos, false);
return dest;
}
public TextExtents GlyphExtents (Glyph[] glyphs)
{
IntPtr ptr = Context.FromGlyphToUnManagedMemory (glyphs);
TextExtents extents;
NativeMethods.cairo_scaled_font_glyph_extents (handle, ptr, glyphs.Length, out extents);
Marshal.FreeHGlobal (ptr);
return extents;
}
public NativeGlyph_4byte_longs(Glyph source)
{
index = (int) source.index;
x = source.x;
y = source.y;
}
internal static IntPtr FromGlyphToUnManagedMemory(Glyph [] glyphs)
{
IntPtr dest = Marshal.AllocHGlobal (native_glyph_size * glyphs.Length);
long pos = dest.ToInt64();
if (c_compiler_long_size == 8){
foreach (Glyph g in glyphs){
Marshal.StructureToPtr (g, (IntPtr)pos, false);
pos += native_glyph_size;
}
} else {
foreach (Glyph g in glyphs){
NativeGlyph_4byte_longs n = new NativeGlyph_4byte_longs (g);
Marshal.StructureToPtr (n, (IntPtr)pos, false);
pos += native_glyph_size;
}
}
return dest;
}
public void ShowGlyphs(Matrix matrix, Glyph[] glyphs)
{
ShowGlyphs (glyphs);
}
public void ShowGlyphs(Glyph[] glyphs)
{
IntPtr ptr;
ptr = FromGlyphToUnManagedMemory (glyphs);
NativeMethods.cairo_show_glyphs (handle, ptr, glyphs.Length);
Marshal.FreeHGlobal (ptr);
}
public void GlyphPath(Matrix matrix, Glyph[] glyphs)
{
GlyphPath (glyphs);
}
public void GlyphPath (Matrix matrix, Glyph[] glyphs)
{
IntPtr ptr;
ptr = FromGlyphToUnManagedMemory (glyphs);
CairoAPI.cairo_glyph_path (state, ptr, glyphs.Length);
Marshal.FreeHGlobal (ptr);
}
public void GlyphPath(Glyph[] glyphs)
{
IntPtr ptr;
ptr = FromGlyphToUnManagedMemory (glyphs);
NativeMethods.cairo_glyph_path (state, ptr, glyphs.Length);
Marshal.FreeHGlobal (ptr);
}
public void GlyphPath(Glyph[] glyphs)
{
CheckDisposed ();
IntPtr ptr;
ptr = FromGlyphToUnManagedMemory (glyphs);
NativeMethods.cairo_glyph_path (handle, ptr, glyphs.Length);
Marshal.FreeHGlobal (ptr);
}
public TextExtents GlyphExtents(Glyph[] glyphs)
{
CheckDisposed ();
IntPtr ptr = FromGlyphToUnManagedMemory (glyphs);
TextExtents extents;
NativeMethods.cairo_glyph_extents (handle, ptr, glyphs.Length, out extents);
Marshal.FreeHGlobal (ptr);
return extents;
}
public NativeGlyph_4byte_longs(Glyph source)
{
index = (int)source.index;
x = source.x;
y = source.y;
}
