/****************************************************************************
**
** Copyright (C) 2011 Nokia Institute of Technology.
** All rights reserved.
** Contact: Manager (renato.chencarek@openbossa.org)
**
** This file is part of the Incredible Circus project.
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
****************************************************************************/

import QtQuick 1.1

Item {
    id: layer

    signal fadeOutFinished()

    Item {
        id: frame
        opacity: 0.0
        visible: false
        anchors.fill: parent

        MouseArea {
            anchors.fill: parent
        }

        Rectangle {
            opacity: 0.6
            color: "black"
            anchors.fill: parent
        }

        HelpCard {
            anchors.verticalCenter: parent.verticalCenter
            anchors.horizontalCenter: parent.horizontalCenter

            text: qsTr("Tap to unlock new levels")
            image: "nfc_unlock"
        }

        onOpacityChanged: {
            if ((opacity == 0.0) && (layer.state == ""))
                layer.fadeOutFinished();
        }
    }

    states: State {
        name: "opened"

        PropertyChanges {
            target: frame
            visible: true
            opacity: 1.0
        }
    }

    transitions: Transition {
        to: "opened"
        reversible: true

        SequentialAnimation {
            PropertyAction {
                target: frame
                properties: "visible"
            }
            NumberAnimation {
                target: frame
                properties: "opacity"
                duration: 200
            }
        }
    }
}