Titanium: Using a camera overlay and saving images to internal storage

camera-overlay

var win = Titanium.UI.createWindow();

var scanner = Titanium.UI.createView({
	width : 260,
	height : 200,
	borderColor : 'red',
	borderWidth : 5,
	borderRadius : 15
});

var button = Titanium.UI.createButton({
	color : '#fff',
	//backgroundImage : '../images/BUTT_grn_on.png',
	//backgroundSelectedImage : '../images/BUTT_grn_off.png',
	//backgroundDisabledImage : '../images/BUTT_gry_on.png',
	bottom : 10,
	width : 301,
	height : 57,
	font : {
		fontSize : 20,
		fontWeight : 'bold',
		fontFamily : 'Helvetica Neue'
	},
	title : 'Take Picture'
});

var messageView = Titanium.UI.createView({
	height : 30,
	width : 250,
	visible : false
});

var indView = Titanium.UI.createView({
	height : 30,
	width : 250,
	backgroundColor : '#000',
	borderRadius : 10,
	opacity : 0.7
});
messageView.add(indView);

// message
var message = Titanium.UI.createLabel({
	text : 'Picture Taken',
	color : '#fff',
	font : {
		fontSize : 20,
		fontWeight : 'bold',
		fontFamily : 'Helvetica Neue'
	},
	width : 'auto',
	height : 'auto'
});
messageView.add(message);

var overlay = Titanium.UI.createView();
overlay.add(scanner);
overlay.add(button);
overlay.add(messageView);

button.addEventListener('click', function() {
	scanner.borderColor = 'blue';
	Ti.Media.takePicture();
	messageView.animate({
		visible : true
	});
	setTimeout(function() {
		scanner.borderColor = 'red';
		messageView.animate({
			visible : false
		});
	}, 500);
});

Titanium.Media.showCamera({
	saveToPhotoGallery : true,
	success : function(event) {

		// place our picture into our window
		var imageView = Ti.UI.createImageView({
			image : event.media,
			width : 320,
			height : 480
		});
		win.add(imageView);

		win.open();
		alert("picture was taken");
		//alert(event);
		// programatically hide the camera
		//Ti.Media.hideCamera();
	},
	cancel : function() {
	},
	error : function(error) {
		var a = Titanium.UI.createAlertDialog({
			title : 'Camera'
		});
		if (error.code == Titanium.Media.NO_CAMERA) {
			a.setMessage('Please run this test on device');
		} else {
			a.setMessage('Unexpected error: ' + error.code);
		}
		a.show();
	},
	overlay : overlay,
	showControls : false, // don't show system controls
	mediaTypes : Ti.Media.MEDIA_TYPE_PHOTO,
	autohide : false // tell the system not to auto-hide and we'll do it ourself
});

How to apply the selfie functionality