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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.6
import QtQuick.Layouts 1.1
import QtQuick.Controls 2.0
import QtQuick.Templates 2.0 as T

T.Tumbler {
    id: control
    implicitWidth: 200
    implicitHeight: 200

    //! [delegate]
    delegate: Label {
        width: PathView.view.width
        text: model.modelData
        opacity: PathView.isCurrentItem ? 1 : 0.5
        Behavior on opacity {
            NumberAnimation { duration: 250 }
        }

        horizontalAlignment: Text.AlignHCenter
        verticalAlignment: Text.AlignVCenter
    }
    //! [delegate]

    //! [contentItem]
    contentItem: PathView {
        id: pathView
        anchors.fill: parent
        model: control.model
        delegate: control.delegate
        clip: true
        pathItemCount: control.visibleItemCount + 1
        preferredHighlightBegin: 0.5
        preferredHighlightEnd: 0.5
        dragMargin: width / 2

        path: Path {
            startX: pathView.width / 2
            startY: -pathView.delegateHeight / 2
            PathLine {
                x: pathView.width / 2
                y: pathView.pathItemCount * pathView.delegateHeight - pathView.delegateHeight / 2
            }
        }

        property real delegateHeight: pathView.height / control.visibleItemCount

    }
    //! [contentItem]
}