Enable using OT SVG in FreeType

src/freetype.zig

@@ -8,6 +8,8 @@ pub const c = @cImport({
     @cInclude("freetype/ftstroke.h");
     @cInclude("freetype/fttrigon.h");
     @cInclude("freetype/ftsynth.h");
+    @cInclude("freetype/otsvg.h");
+    @cInclude("freetype/ftmodapi.h");
 });
 
 pub const Affine23 = c.FT_Affine23;
@@ -260,6 +262,7 @@ pub const LoadFlags = packed struct(c_int) {
     force_autohint: bool = false,
     crop_bitmap: bool = false,
     pedantic: bool = false,
+    advance_only: bool = false,
     ignore_global_advance_with: bool = false,
     no_recurse: bool = false,
     ignore_transform: bool = false,
@@ -275,7 +278,9 @@ pub const LoadFlags = packed struct(c_int) {
     color: bool = false,
     compute_metrics: bool = false,
     bitmap_metrics_only: bool = false,
-    _padding0: u9 = 0,
+    svg_only: bool = false,
+    no_svg: bool = false,
+    _padding0: u2 = 0,
 };
 
 pub const OpenFlags = packed struct(c_int) {
@@ -1044,6 +1049,10 @@ pub const Library = struct {
     pub fn setLcdFilter(self: Library, lcd_filter: LcdFilter) Error!void {
         return intToError(c.FT_Library_SetLcdFilter(self.handle, @intFromEnum(lcd_filter)));
     }
+
+    pub fn setProperty(self: Library, module_name: [*c]const u8, property_name: [*c]const u8, value: *const anyopaque) Error!void {
+        return intToError(c.FT_Property_Set(self.handle, module_name, property_name, value));
+    }
 };
 
 pub const OpenArgs = struct {
@@ -1567,6 +1576,7 @@ pub const Error = error{
     BbxTooBig,
     CorruptedFontHeader,
     CorruptedFontGlyphs,
+    MissingSVGHooks,
 };
 
 pub fn intToError(err: c_int) Error!void {
@@ -1661,6 +1671,7 @@ pub fn intToError(err: c_int) Error!void {
         c.FT_Err_Bbx_Too_Big => Error.BbxTooBig,
         c.FT_Err_Corrupted_Font_Header => Error.CorruptedFontHeader,
         c.FT_Err_Corrupted_Font_Glyphs => Error.CorruptedFontGlyphs,
+        c.FT_Err_Missing_SVG_Hooks => Error.MissingSVGHooks,
         else => unreachable,
     };
 }