初始化提交

WebDriverAgentLib/Utilities/FBScreen.h

@@ -0,0 +1,22 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#import <XCTest/XCTest.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface FBScreen : NSObject
+
+/**
+ The scale factor of the main device's screen
+ */
++ (double)scale;
+
+@end
+
+NS_ASSUME_NONNULL_END