changes in serialization of data

build.rs

@@ -1,11 +1,64 @@
+use std::{
+	collections::BTreeMap,
+	fs::File,
+	io::{BufWriter, Write},
+};
+
+use epaint::{
+	text::{FontData, FontDefinitions},
+	FontFamily,
+};
+
 fn main() {
 	// rebuild if new commit or contents of `assets` folder changed
 	println!("cargo:rerun-if-changed=.git/logs/HEAD");
 	println!("cargo:rerun-if-changed=assets/*");
 
-	let _ = command_run::Command::with_args("./pack_assets.sh", &[""])
+	shadow_rs::new().expect("Could not initialize shadow_rs");
+
+	let font_hack = FontData::from_static(include_bytes!("assets/Hack-Regular.ttf"));
+	let font_ubuntu_light = FontData::from_static(include_bytes!("assets/Ubuntu-Light.ttf"));
+	let font_notoemoji = FontData::from_static(include_bytes!("assets/NotoEmoji-Regular.ttf"));
+	let font_emoji_icon = FontData::from_static(include_bytes!("assets/emoji-icon-font.ttf"));
+
+	let fonts = FontDefinitions {
+		font_data: BTreeMap::from([
+			("Hack".to_owned(), font_hack),
+			("Ubuntu-Light".to_owned(), font_ubuntu_light),
+			("NotoEmoji-Regular".to_owned(), font_notoemoji),
+			("emoji-icon-font".to_owned(), font_emoji_icon),
+		]),
+		families: BTreeMap::from([
+			(
+				FontFamily::Monospace,
+				vec![
+					"Hack".to_owned(),
+					"Ubuntu-Light".to_owned(),
+					"NotoEmoji-Regular".to_owned(),
+					"emoji-icon-font".to_owned(),
+				],
+			),
+			(
+				FontFamily::Proportional,
+				vec![
+					"Ubuntu-Light".to_owned(),
+					"NotoEmoji-Regular".to_owned(),
+					"emoji-icon-font".to_owned(),
+				],
+			),
+		]),
+	};
+
+	let path = "./assets/font_data";
+
+	let fonts_data = bincode::serialize(&fonts).unwrap();
+	// ::to_string(&fonts).expect("Failed to serialize fonts");
+
+	let mut file = BufWriter::new(File::create(&path).expect("Could not create file"));
+
+	file.write_all(fonts_data.as_slice()).unwrap();
+
+	let _ = command_run::Command::with_args("./pack_assets.sh", &[&path])
 		.enable_capture()
 		.run();
-
-	shadow_rs::new().expect("Could not initialize shadow_rs");
 }