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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QML Presentation System.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import Qt.labs.presentation 1.0
Presentation {
id: deck
width: 1280
height: 720
textColor: "white"
property bool inTransition: false;
property variant fromSlide;
property variant toSlide;
property int transitionTime: 500;
Rectangle {
anchors.fill: parent
gradient: Gradient {
GradientStop { position: 0; color: "lightsteelblue" }
GradientStop { position: 1; color: "black" }
}
}
SequentialAnimation {
id: forwardTransition
PropertyAction { target: deck; property: "inTransition"; value: true }
PropertyAction { target: toSlide; property: "visible"; value: true }
ParallelAnimation {
NumberAnimation { target: fromSlide; property: "opacity"; from: 1; to: 0; duration: deck.transitionTime; easing.type: Easing.OutQuart }
NumberAnimation { target: fromSlide; property: "scale"; from: 1; to: 1.1; duration: deck.transitionTime; easing.type: Easing.InOutQuart }
NumberAnimation { target: toSlide; property: "opacity"; from: 0; to: 1; duration: deck.transitionTime; easing.type: Easing.InQuart }
NumberAnimation { target: toSlide; property: "scale"; from: 0.7; to: 1; duration: deck.transitionTime; easing.type: Easing.InOutQuart }
}
PropertyAction { target: fromSlide; property: "visible"; value: false }
PropertyAction { target: fromSlide; property: "scale"; value: 1 }
PropertyAction { target: deck; property: "inTransition"; value: false }
}
SequentialAnimation {
id: backwardTransition
running: false
PropertyAction { target: deck; property: "inTransition"; value: true }
PropertyAction { target: toSlide; property: "visible"; value: true }
ParallelAnimation {
NumberAnimation { target: fromSlide; property: "opacity"; from: 1; to: 0; duration: deck.transitionTime; easing.type: Easing.OutQuart }
NumberAnimation { target: fromSlide; property: "scale"; from: 1; to: 0.7; duration: deck.transitionTime; easing.type: Easing.InOutQuart }
NumberAnimation { target: toSlide; property: "opacity"; from: 0; to: 1; duration: deck.transitionTime; easing.type: Easing.InQuart }
NumberAnimation { target: toSlide; property: "scale"; from: 1.1; to: 1; duration: deck.transitionTime; easing.type: Easing.InOutQuart }
}
PropertyAction { target: fromSlide; property: "visible"; value: false }
PropertyAction { target: fromSlide; property: "scale"; value: 1 }
PropertyAction { target: deck; property: "inTransition"; value: false }
}
function switchSlides(from, to, forward)
{
if (deck.inTransition)
return false
deck.fromSlide = from
deck.toSlide = to
if (forward)
forwardTransition.running = true
else
backwardTransition.running = true
return true
}
}
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