fix: update docs and add check for focus mode support

react-native-camera · Jun 18, 2018 · ca5a12b · ca5a12b
1 parent 39cc29d
commit ca5a12b
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/docs/RNCamera.md b/docs/RNCamera.md
@@ -180,7 +180,7 @@ Most cameras have a Auto Focus feature. It adjusts your camera lens position aut
 
 Use the `autoFocus` property to specify the auto focus setting of your camera. `RNCamera.Constants.AutoFocus.on` turns it ON, `RNCamera.Constants.AutoFocus.off` turns it OFF.
 
-#### `autoFocusPointOfInterest`
+#### `iOS` `autoFocusPointOfInterest`
 
 Values: Object `{ x: 0.5, y: 0.5 }`.
 

diff --git a/ios/RN/RNCamera.m b/ios/RN/RNCamera.m
@@ -195,7 +195,8 @@ - (void)updateAutoFocusPointOfInterest
     if ([self.autoFocusPointOfInterest objectForKey:@"x"] && [self.autoFocusPointOfInterest objectForKey:@"y"]) {
         float xValue = [self.autoFocusPointOfInterest[@"x"] floatValue];
         float yValue = [self.autoFocusPointOfInterest[@"y"] floatValue];
-        if ([device isFocusPointOfInterestSupported]) {
+        if ([device isFocusPointOfInterestSupported] && [device isFocusModeSupported:AVCaptureFocusModeContinuousAutoFocus]) {
+
             CGPoint autofocusPoint = CGPointMake(xValue, yValue);
             [device setFocusPointOfInterest:autofocusPoint];
             [device setFocusMode:AVCaptureFocusModeContinuousAutoFocus];