AppFurnace: Capture Image from Camera and display on-screen.

cameraCapture.js

//------------------------------------------------------------------------------------------------------------------------------
// Call this function on a button press. The image will be displayed on an Image widget with code name 'ui.photo'
//------------------------------------------------------------------------------------------------------------------------------
function takePhoto() {
    navigator.camera.getPicture(photoSuccess, photoFail, { quality: 15, destinationType : 0 });   
}

// Called when taking a photo works, resizes it and puts it up on the screen for the user. 
// Then grabs that as a string and stores it for later uploading.
function photoSuccess(imageString) {
    if (imageString && imageString.length > 100) {
        ui.photo.backgroundImage( "data:image/jpeg;base64," + imageString );
    } else {
        popup("There was a problem taking the picture, please try again.", "Picture Failed");
    }
}

function photoFail(message) {
    popup('Failed to take photo because: ' + message);
}