feat: finish ghostty pane backend integration

1 files changed, 40 insertions, 0 deletions

diff --git a/vendor/libghostty-vt/pkg/fontconfig/char_set.zig b/vendor/libghostty-vt/pkg/fontconfig/char_set.zig
new file mode 100644
index 00000000..b0e3a341
--- /dev/null
+++ b/vendor/libghostty-vt/pkg/fontconfig/char_set.zig
@@ -0,0 +1,40 @@
+const std = @import("std");
+const assert = std.debug.assert;
+const c = @import("c.zig").c;
+
+pub const CharSet = opaque {
+    pub fn create() *CharSet {
+        return @ptrCast(c.FcCharSetCreate());
+    }
+
+    pub fn destroy(self: *CharSet) void {
+        c.FcCharSetDestroy(self.cval());
+    }
+
+    pub fn addChar(self: *CharSet, cp: u32) bool {
+        return c.FcCharSetAddChar(self.cval(), cp) == c.FcTrue;
+    }
+
+    pub fn hasChar(self: *const CharSet, cp: u32) bool {
+        return c.FcCharSetHasChar(self.cvalConst(), cp) == c.FcTrue;
+    }
+
+    pub inline fn cval(self: *CharSet) *c.struct__FcCharSet {
+        return @ptrCast(self);
+    }
+
+    pub inline fn cvalConst(self: *const CharSet) *const c.struct__FcCharSet {
+        return @ptrCast(self);
+    }
+};
+
+test "create" {
+    const testing = std.testing;
+
+    var fs = CharSet.create();
+    defer fs.destroy();
+
+    try testing.expect(!fs.hasChar(0x20));
+    try testing.expect(fs.addChar(0x20));
+    try testing.expect(fs.hasChar(0x20));
+}