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https://github.com/zhigang1992/shadowsocks-iOS.git
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76 lines
2.3 KiB
Objective-C
76 lines
2.3 KiB
Objective-C
//
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// Created by clowwindy on 14-2-17.
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// Copyright (c) 2014 clowwindy. All rights reserved.
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//
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#import "QRCodeViewController.h"
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@implementation QRCodeViewController {
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QRCodeViewControllerReturnBlock returnBlock;
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UIView *cameraView;
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ZXCapture *capture;
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UIButton *cancelButton;
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BOOL stopped;
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}
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- (id)initWithReturnBlock:(QRCodeViewControllerReturnBlock)block {
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self = [super init];
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if (self) {
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returnBlock = block;
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stopped = NO;
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}
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return self;
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}
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- (void)viewDidLoad {
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capture = [[ZXCapture alloc] init];
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capture.rotation = 90.0f;
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capture.camera = capture.back;
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capture.layer.frame = self.view.bounds;
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cameraView = [[UIView alloc] initWithFrame:self.view.bounds];
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cameraView.autoresizingMask = (UIViewAutoresizingFlexibleTopMargin |
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UIViewAutoresizingFlexibleBottomMargin |
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UIViewAutoresizingFlexibleLeftMargin |
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UIViewAutoresizingFlexibleRightMargin |
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UIViewAutoresizingFlexibleWidth |
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UIViewAutoresizingFlexibleHeight);
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cameraView.backgroundColor = [UIColor blackColor];
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[cameraView.layer addSublayer:capture.layer];
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[self.view addSubview:cameraView];
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capture.delegate = self;
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#if !TARGET_IPHONE_SIMULATOR
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AVCaptureDevice *currentDevice = capture.captureDevice;
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if ([currentDevice isFocusModeSupported:AVCaptureFocusModeContinuousAutoFocus]){
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NSError *error = nil;
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[currentDevice lockForConfiguration:&error];
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if (!error) {
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[currentDevice setFocusMode:AVCaptureFocusModeContinuousAutoFocus];
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[currentDevice unlockForConfiguration];
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}
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}
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#endif
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cancelButton = [[UIButton alloc] initWithFrame:CGRectMake(self.view.bounds.size.width - 44 - 10, 20, 44, 44)];
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[cancelButton setImage:[UIImage imageNamed:@"cancel"] forState:UIControlStateNormal];
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[cancelButton addTarget:self action:@selector(cancel) forControlEvents:UIControlEventTouchUpInside];
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[self.view addSubview:cancelButton];
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}
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- (void)cancel {
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[capture stop];
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[self dismissModalViewControllerAnimated:YES];
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}
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- (void)captureResult:(ZXCapture *)_capture result:(ZXResult *)result {
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if (result && !stopped) {
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stopped = YES;
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[capture stop];
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[self dismissModalViewControllerAnimated:YES];
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returnBlock([result text]);
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}
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}
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@end |