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Implement setPointOfInterest method for iOS #29

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Implement setPointOfInterest method for iOS #29

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9a64220
Implement setPointOfInterest method for iOS
Sep 22, 2020
0564154
Fix example
Sep 22, 2020
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27 changes: 14 additions & 13 deletions example/lib/main.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -88,17 +88,19 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
child: Padding(
padding: const EdgeInsets.all(1.0),
child: Center(
child: ZoomableWidget(
child: _cameraPreviewWidget(),
onTapUp: (scaledPoint) {
//controller.setPointOfInterest(scaledPoint);
},
onZoom: (zoom) {
print('zoom');
if (zoom < 11) {
controller.zoom(zoom);
}
})),
child: ZoomableWidget(
child: _cameraPreviewWidget(),
onTapUp: (scaledPoint) {
controller.setPointOfInterest(scaledPoint);
},
onZoom: (zoom) {
print('zoom');
if (zoom < 11) {
controller.zoom(zoom);
}
},
),
),
),
decoration: BoxDecoration(
color: Colors.black,
Expand Down Expand Up @@ -623,8 +625,7 @@ class _ZoomableWidgetState extends State<ZoomableWidget> {
final Offset localPoint = box.globalToLocal(det.globalPosition);
final Offset scaledPoint =
localPoint.scale(1 / box.size.width, 1 / box.size.height);
// TODO IMPLIMENT
// widget.onTapUp(scaledPoint);
widget.onTapUp(scaledPoint);
},
child: Stack(children: [
Column(
Expand Down
2 changes: 1 addition & 1 deletion example/pubspec.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ name: camera_example
description: Demonstrates how to use the camera plugin.

dependencies:
camera:
flutter_better_camera:
path: ../
path_provider: ^0.5.0
flutter:
Expand Down
19 changes: 19 additions & 0 deletions ios/Classes/CameraPlugin.m
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Original file line number Diff line number Diff line change
Expand Up @@ -746,6 +746,20 @@ - (void)setAutoFocus:(BOOL)enable
[_captureDevice unlockForConfiguration];
}

-(void) setPointOfInterest:(CGPoint)point {
if ([_captureDevice isFocusPointOfInterestSupported]) {

NSError *error;

if ([_captureDevice lockForConfiguration:&error]) {
[_captureDevice setFocusPointOfInterest:point];
[_captureDevice setFocusMode:AVCaptureFocusModeAutoFocus];
[_captureDevice unlockForConfiguration];
} else {
NSLog(@"Error in Focus Mode");
}
}

- (void)zoom:(double)zoom {

NSError *error = nil;
Expand Down Expand Up @@ -997,6 +1011,11 @@ - (void)handleMethodCallAsync:(FlutterMethodCall *)call result:(FlutterResult)re
result(nil);
} else if ([@"autoExposureOff" isEqualToString:call.method]) {
[_camera setAutoExposureMode:false];
} else if([@"setPointOfInterest" isEqualToString:call.method]) {
NSNumber *dx = call.arguments[@"offsetX"];
NSNumber *dy = call.arguments[@"offsetY"];
CGPoint point = CGPointMake(dx.floatValue, dy.floatValue);
[_camera setPointOfInterest:point];
} else if ([@"zoom" isEqualToString:call.method]){
NSNumber *step = call.arguments[@"step"];
[_camera zoom:[step doubleValue]];
Expand Down