fix: add Storyboard support

Related to devgeeks#62

Author: WuglyakBolgoink

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cordova-plugin-privacyscreen",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "Secures your app from displaying a screenshot in task switchers under Android and iOS. Keeps sensitive information private.",
   "cordova": {
     "id": "cordova-plugin-privacyscreen",

src/ios/PrivacyScreenPlugin.m

@@ -38,6 +38,11 @@ - (void)onAppWillResignActive:(UIApplication *)application
   } else {
     imageView = [[UIImageView alloc]initWithFrame:[self.viewController.view bounds]];
     [imageView setImage:splash];
+
+    if ([self isUsingCDVLaunchScreen]) {
+        // launch screen expects the image to be scaled using AspectFill.
+        imageView.contentMode = UIViewContentModeScaleAspectFill;
+    }
 
     #ifdef __CORDOVA_4_0_0
         [[UIApplication sharedApplication].keyWindow addSubview:imageView];
@@ -47,6 +52,17 @@ - (void)onAppWillResignActive:(UIApplication *)application
   }
 }
 
+- (BOOL) isUsingCDVLaunchScreen
+{
+  NSString* launchStoryboardName = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"UILaunchStoryboardName"];
+
+  if (launchStoryboardName) {
+    return ([launchStoryboardName isEqualToString:@"CDVLaunchScreen"]);
+  }
+
+  return NO;
+}
+
 // Code below borrowed from the CDV splashscreen plugin @ https://github.com/apache/cordova-plugin-splashscreen
 // Made some adjustments though, becuase landscape splashscreens are not available for iphone < 6 plus
 - (CDV_iOSDevice) getCurrentDevice
@@ -83,6 +99,12 @@ - (NSString*)getImageName:(UIInterfaceOrientation)currentOrientation delegate:(i
 
   NSUInteger supportedOrientations = [orientationDelegate supportedInterfaceOrientations];
 
+  // detect if we are using CB-9762 Launch Storyboard; if so, return the associated image instead
+  if ([self isUsingCDVLaunchScreen]) {
+      imageName = @"LaunchStoryboard";
+      return imageName;
+  }
+
   // Checks to see if the developer has locked the orientation to use only one of Portrait or Landscape
   BOOL supportsLandscape = (supportedOrientations & UIInterfaceOrientationMaskLandscape);
   BOOL supportsPortrait = (supportedOrientations & UIInterfaceOrientationMaskPortrait || supportedOrientations & UIInterfaceOrientationMaskPortraitUpsideDown);