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//------------------------------------------------------------------------
// Copyright 2010-2011 (c) Jeff Brown <spadix@users.sourceforge.net>
//
// This file is part of the ZBar Bar Code Reader.
//
// The ZBar Bar Code Reader is free software; you can redistribute it
// and/or modify it under the terms of the GNU Lesser Public License as
// published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
//
// The ZBar Bar Code Reader is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser Public License for more details.
//
// You should have received a copy of the GNU Lesser Public License
// along with the ZBar Bar Code Reader; if not, write to the Free
// Software Foundation, Inc., 51 Franklin St, Fifth Floor,
// Boston, MA 02110-1301 USA
//
// http://sourceforge.net/projects/zbar
//------------------------------------------------------------------------
#import <ZBarSDK/ZBarCameraSimulator.h>
#import <ZBarSDK/ZBarReaderView.h>
// hack around missing simulator support for AVCapture interfaces
@implementation ZBarCameraSimulator
@synthesize readerView;
- (id) initWithViewController: (UIViewController*) vc
{
if(!TARGET_IPHONE_SIMULATOR) {
[self release];
return(nil);
}
self = [super init];
if(!self)
return(nil);
viewController = vc;
return(self);
}
- (void) dealloc
{
viewController = nil;
readerView = nil;
[picker release];
picker = nil;
[pickerPopover release];
pickerPopover = nil;
[super dealloc];
}
- (void) setReaderView: (ZBarReaderView*) view
{
ZBarReaderView *oldView = readerView;
readerView = [view retain];
[oldView release];
UILongPressGestureRecognizer *gesture =
[[UILongPressGestureRecognizer alloc]
initWithTarget: self
action: @selector(didLongPress:)];
gesture.numberOfTouchesRequired = 2;
[view addGestureRecognizer: gesture];
[gesture release];
}
- (void) didLongPress: (UILongPressGestureRecognizer*) gesture
{
if(gesture.state == UIGestureRecognizerStateBegan)
[self takePicture];
}
- (void) takePicture
{
if(!picker) {
picker = [UIImagePickerController new];
picker.delegate = self;
}
if(UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
if(!pickerPopover)
pickerPopover = [[UIPopoverController alloc]
initWithContentViewController: picker];
[pickerPopover presentPopoverFromRect: CGRectZero
inView: readerView
permittedArrowDirections: UIPopoverArrowDirectionAny
animated: YES];
}
else
[viewController presentModalViewController: picker
animated: YES];
}
- (void) imagePickerController: (UIImagePickerController*) _picker
didFinishPickingMediaWithInfo: (NSDictionary*) info
{
UIImage *image = [info objectForKey: UIImagePickerControllerOriginalImage];
if(UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
[pickerPopover dismissPopoverAnimated: YES];
else
[_picker dismissModalViewControllerAnimated: YES];
[readerView performSelector: @selector(scanImage:)
withObject: image
afterDelay: .1];
}
- (void) imagePickerControllerDidCancel: (UIImagePickerController*) _picker
{
[_picker dismissModalViewControllerAnimated: YES];
}
@end
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