eagle预览spine插件

js/image-size.js

@@ -0,0 +1,18 @@
+module.exports = async (filePath) => {
+    return new Promise((resolve, reject) => {
+        var img = new Image();
+        img.onload = function () {
+            resolve({
+                width: img.width,
+                height: img.height,
+            })
+        };
+        img.onerror = function (event) {
+            resolve({
+                width: 0,
+                height: 0,
+            })
+        };
+        img.src = require("url").pathToFileURL(filePath).href;
+    });
+}