iphone/ZXingWidget/Classes/ZXingWidgetController.h

   1 /**
   2  * Copyright 2009 Jeff Verkoeyen
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *    http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <UIKit/UIKit.h>
  18 #include <AudioToolbox/AudioToolbox.h>
  19 #import <AVFoundation/AVFoundation.h>
  20 #include "Decoder.h"
  21 #include "parsedResults/ParsedResult.h"
  22 #include "OverlayView.h"
  23
  24 @protocol ZXingDelegate;
  25
  26 #if !TARGET_IPHONE_SIMULATOR
  27 #define HAS_AVFF 1
  28 #endif
  29
  30 @interface ZXingWidgetController : UIViewController<DecoderDelegate,
  31                                                     CancelDelegate,
  32                                                     UINavigationControllerDelegate
  33 #if HAS_AVFF
  34                                                     , AVCaptureVideoDataOutputSampleBufferDelegate
  35 #endif
  36                                                     > {
  37   NSSet *readers;
  38   ParsedResult *result;
  39   OverlayView *overlayView;
  40   SystemSoundID beepSound;
  41   BOOL showCancel;
  42   NSURL *soundToPlay;
  43   id<ZXingDelegate> delegate;
  44   BOOL wasCancelled;
  45   BOOL oneDMode;
  46 #if HAS_AVFF
  47   AVCaptureSession *captureSession;
  48   AVCaptureVideoPreviewLayer *prevLayer;
  49 #endif
  50   BOOL decoding;
  51 }
  52
  53 #if HAS_AVFF
  54 @property (nonatomic, retain) AVCaptureSession *captureSession;
  55 @property (nonatomic, retain) AVCaptureVideoPreviewLayer *prevLayer;
  56 #endif
  57 @property (nonatomic, retain ) NSSet *readers;
  58 @property (nonatomic, assign) id<ZXingDelegate> delegate;
  59 @property (nonatomic, retain) NSURL *soundToPlay;
  60 @property (nonatomic, retain) ParsedResult *result;
  61 @property (nonatomic, retain) OverlayView *overlayView;
  62
  63 - (id)initWithDelegate:(id<ZXingDelegate>)delegate showCancel:(BOOL)shouldShowCancel OneDMode:(BOOL)shouldUseoOneDMode;
  64
  65 - (BOOL)fixedFocus;
  66 @end
  67
  68 @protocol ZXingDelegate
  69 - (void)zxingController:(ZXingWidgetController*)controller didScanResult:(NSString *)result;
  70 - (void)zxingControllerDidCancel:(ZXingWidgetController*)controller;
  71 @end