add iPhoneX support

Author: Tobias Kuhlebrock

src/ios/PrivacyScreenPlugin.h

@@ -14,6 +14,7 @@ typedef struct {
   BOOL iPhone5;
   BOOL iPhone6;
   BOOL iPhone6Plus;
+  BOOL iPhoneX;
   BOOL retina;
 
 } CDV_iOSDevice;

src/ios/PrivacyScreenPlugin.m

@@ -70,6 +70,7 @@ - (CDV_iOSDevice) getCurrentDevice
   // this is appropriate for detecting the runtime screen environment
   device.iPhone6 = (device.iPhone && limit == 667.0);
   device.iPhone6Plus = (device.iPhone && limit == 736.0);
+  device.iPhoneX = (device.iPhone && limit == 812.0);
 
   return device;
 }
@@ -147,6 +148,20 @@ - (NSString*)getImageName:(UIInterfaceOrientation)currentOrientation delegate:(i
           break;
       }
     }
+  } else if (device.iPhoneX) { // supports landscape
+    if (isOrientationLocked) {
+      imageName = [imageName stringByAppendingString:(supportsLandscape ? @"-Landscape" : @"")];
+    } else {
+      switch (currentOrientation) {
+        case UIInterfaceOrientationLandscapeLeft:
+        case UIInterfaceOrientationLandscapeRight:
+          imageName = [imageName stringByAppendingString:@"-Landscape"];
+          break;
+        default:
+          break;
+      }
+    }
+    imageName = [imageName stringByAppendingString:@"-812h"];
   }
 
   return imageName;