Initial Commit

packages/media/fonts/font-convert/src/utils/outline-to-string.ts

@@ -0,0 +1,31 @@
+import type { PathCommand } from "../types/typeface.js";
+
+/**
+ * Serialises an array of PathCommand objects to the typeface.js outline string format.
+ * The outline string is space-separated tokens: "type [x y] [x1 y1] [x2 y2]".
+ * An optional scale factor is applied and coordinates are rounded to integers.
+ */
+export function outlineToString(commands: PathCommand[], scale = 1): string {
+    let result = "";
+
+    for (const cmd of commands) {
+        result += `${cmd.type} `;
+
+        if (cmd.x !== undefined && cmd.y !== undefined) {
+            result += `${Math.round(cmd.x * scale)} `;
+            result += `${Math.round(cmd.y * scale)} `;
+        }
+
+        if (cmd.x1 !== undefined && cmd.y1 !== undefined) {
+            result += `${Math.round(cmd.x1 * scale)} `;
+            result += `${Math.round(cmd.y1 * scale)} `;
+        }
+
+        if (cmd.x2 !== undefined && cmd.y2 !== undefined) {
+            result += `${Math.round(cmd.x2 * scale)} `;
+            result += `${Math.round(cmd.y2 * scale)} `;
+        }
+    }
+
+    return result;
+}