USer Case Titanium Camera Overlay

// All source code open Source Copyright 2011
// Code submitted by thewarpedcoder .... trevor@thewarpedcoder.net

/* The purpose of the user cases is to define instances of issues / bugs
 * with the applications I code.
 *
 * This user case uses nameSpaces as this is how the main application works,
 * and also opens and closes windows as required. It does not have a window
 * stack.
 */

Ti.UI.setBackgroundColor('#ffffff');

// Define the NameSpaces
var mainNS 											= 	{};
	mainNS.event									=	{};
	mainNS.view										=	{};
	mainNS.tool										=	{};

(function()
{
	// Events ....
	mainNS.event.loadCameraScreen					=	function(evt)
	{
		mainNS.view.loadCameraScreenWindow().open();

		mainNS.view.showTheCamera();
	};
	mainNS.view.loadCameraScreenWindow 				= 	function()
	{
		var cameraScreenWin 						= 	Ti.UI.createWindow
		({
			navBarHidden:								true,
			backgroundColor: 							"#FFFFFF"
		});
		cameraScreenWin.addEventListener('close', function() { Ti.Media.hideCamera(); });

		return cameraScreenWin;
	};
	mainNS.tool.appNavigationBar					=	function(evt)
	{
		var navigationBar 							= 	Ti.UI.createView
		({
			bottom: 									0,
			height: 									50,
			right:										0,
			backgroundColor: 							"#000000",
			opacity:									0.75
		});
		var navBarTestBtn 							= 	Ti.UI.createView
		({
			left:										5,
			width: 										90,
			height: 									50,
			top: 										0,
			backgroundColor: 							"#000000",
			borderColor: 								"#FFFFFF",
			borderWidth: 								2
		});
		var navBarTestBtnText 						= 	Ti.UI.createLabel
		({
			width: 										90,
			text: 										"TEST",
			color: 										"#FFFFFF",
			textAlign: 									'center',
			font: 										{fontSize: 		10}
		});
		navBarTestBtn.add(navBarTestBtnText);
		navigationBar.add(navBarTestBtn);

		navBarTestBtn.addEventListener('click',   function() {alert("IM A VIEW WITH A LISTENER");} );

		return navigationBar;
	}
	mainNS.view.showTheCamera						=	function()
	{
		var displayVoucherOverlayView 				= 	Ti.UI.createView
		({
			top:										0,
			bottom:										0,
			left:										0,
			right:										0,
			opacity:									0.75
		});
		var setAButton								=	Ti.UI.createButton
		({
			top:										100,
			left:										30,
			right:										30,
			height:										75,
			title:										"HELLO"
		});
		displayVoucherOverlayView.add(setAButton);

		setAButton.addEventListener('click', function() { alert("I HAVE BEEN PRESSED");} );

		var navBar									=	mainNS.tool.appNavigationBar({});

		displayVoucherOverlayView.add(navBar);

		var cameraTransform 						= 	Ti.UI.create2DMatrix();
		cameraTransform 							= 	cameraTransform.scale(2);

		Ti.Media.showCamera
		({
		    success:									function(event) {},
		    cancel:										function() {},
		    error:										function(error)
			{
		        if (error.code == Ti.Media.NO_CAMERA)
				{
					alert("NO CAMERA");
		        }
				else
				{
					alert("CAMERA ERROR");
		        }
		    },
			mediaTypes:									[Ti.Media.MEDIA_TYPE_VIDEO,Ti.Media.MEDIA_TYPE_PHOTO],
		    showControls:								false,
		    autohide:									false,
		    transform:									cameraTransform,
		    overlay:									displayVoucherOverlayView
		});
	};
	// Initial Launch
	mainNS.event.loadCameraScreen({});
})();