通过canvas生成的图片在iphone12上不显示（部分12手机，目前发现ios15.1.1）,具体参数 benchmarkLevel: -1 language: zh_CN wifiEnabled: true safeArea: [object Object] bluetoothAuthorized: true bluetoothEnabled: true fontSizeScaleFactor: 1 deviceOrientation: portrait phoneCalendarAuthorized: false notificationSoundAuthorized: true locationAuthorized: true screenHeight: 844 system: iOS 15.1.1 version: 8.0.18 windowHeight: 844 fontSizeSetting: 17 statusBarHeight: 47 locationReducedAccuracy: false pixelRatio: 3 windowWidth: 390 notificationBadgeAuthorized: true notificationAuthorized: true model: iPhone 12<iPhone13,2> batteryLevel: 60.000003814697266 locationEnabled: true screenWidth: 390 screenTop: 0 microphoneAuthorized: true albumAuthorized: true cameraAuthorized: true notificationAlertAuthorized: true brand: iPhone platform: ios SDKVersion: 2.22.0 enableDebug: false devicePixelRatio: 3 host: [object Object] mode: default

- 当前 Bug 的表现（可附上截图） 在安卓机上，点击地图上的小图标，动态设置map组件latitude和longitude的属性值，会触发地图组件cause：为drag,而不是update,苹果机不会有此问题 - 预期表现 动态改变经纬度属性值，不会触发drag事件 - 复现路径 - 提供一个最简复现 Demo