harfbuzz

src/client/font.zig

@@ -1,7 +1,8 @@
 const std = @import("std");
 const rl = @import("raylib");
 const kb = @import("kb");
-const ft = @import("freetype");
+const ft = @import("mach-freetype");
+const hb = @import("mach-harfbuzz");
 const rp = @import("stb_rect_pack");
 const ztracy   = @import("ztracy");
 
@@ -37,16 +38,22 @@ const Glyph = struct {
 pub const Font = struct {
     face : ft.Face,
     glyphs : std.AutoHashMap(u32, Glyph),
-    kb : kb.kbts_font,
+    kbts_font : kb.kbts_font,
     // texture : c.Texture2D,
     texture : rl.Texture2D,
-    file_data : []u8,
+    kb_file_data : []u8,
 
     pub fn init(filename : []const u8, size : i32, allocator: std.mem.Allocator) !Font {
 
+        const file_data = try std.fs.cwd().readFileAlloc(
+            allocator,
+            filename,
+            10 * 1024 * 1024
+        );
+        defer allocator.free(file_data);
 
-        const file_data = try std.fs.cwd().readFileAlloc(allocator, filename, 10 * 1024 * 1024);
-        errdefer allocator.free(file_data);
+        const kb_file_data = try allocator.dupe(u8, file_data);
+        errdefer allocator.free(kb_file_data);
 
         var face = try ft_lib.createFaceMemory(file_data, 0);
         var glyphs = std.AutoHashMap(u32, Glyph).init(allocator);
@@ -161,18 +168,21 @@ pub const Font = struct {
 
         const texture = try rl.loadTextureFromImage(atlas);
 
-        var _kb = kb.kbts_FontFromMemory(file_data.ptr, @intCast(file_data.len), 0, null, null);
+        var kbts_font = kb.kbts_FontFromMemory(kb_file_data.ptr, @intCast(kb_file_data.len), 0, null, null);
 
-        if (kb.kbts_FontIsValid(&_kb) == 0) {
+        if (kb.kbts_FontIsValid(&kbts_font) == 0) {
             std.log.info("[Error] [kb_text_shape] Failed to load the font.", .{});
         }
 
+        const hb_blob = hb.Blob.initFromFile(filename);
+        _ = hb_blob;
+
         return .{
             .face = face,
             .glyphs = glyphs,
-            .kb = _kb,
+            .kbts_font = kbts_font,
             .texture = texture,
-            .file_data = file_data,
+            .kb_file_data = kb_file_data,
         };
     }
 
@@ -181,7 +191,7 @@ pub const Font = struct {
         self.face.deinit();
         kb.kbts_FreeFont(&self.kb);
         self.texture.unload();
-        allocator.free(self.file_data);
+        allocator.free(self.kb_file_data);
     }
 
     pub fn render_text(
@@ -226,6 +236,7 @@ pub const Font = struct {
         render_pos.y += dpi_font_ascent;
 
         const Context = kb.kbts_CreateShapeContext(null, null);
+        defer kb.kbts_DestroyShapeContext(Context);
         const kb_font = kb.kbts_ShapePushFont(Context, &self.kb);
         if (kb_font == null) {
             std.log.info("Could not open font!", .{});

src/client/main.zig

@@ -3,7 +3,7 @@ const zm       = @import("zmath");
 const znet     = @import("znet");
 const rl       = @import("raylib");
 const bufzilla = @import("bufzilla");
-const ft       = @import("freetype");
+const ft = @import("mach-freetype");
 const ztracy   = @import("ztracy");
 
 const shared   = @import("shared");
@@ -237,15 +237,15 @@ pub fn main() !void {
 
         // const lorem = @embedFile("embeds/lorem.txt");
 
-        // vollkorn[0].render_text(
-        //         lorem,
-        //         rl.Vector2{ .x = 0, .y = 0 },
-        //         true,
-        //         .white,
-        //         .blank,
-        //         false,
-        //         true
-        //     );
+        vollkorn[0].render_text(
+            "The night is long and cold outside.",
+            rl.Vector2{ .x = 0, .y = 0 },
+            true,
+            .white,
+            .blank,
+            false,
+            true
+        );
 
         arabic[0].render_text(
             "الليل طويل وبارد في الخارج",