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Diffstat (limited to 'basicsuite/qt5-launchpresentation/OpacityTransitionPresentation.qml')
-rw-r--r-- | basicsuite/qt5-launchpresentation/OpacityTransitionPresentation.qml | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/basicsuite/qt5-launchpresentation/OpacityTransitionPresentation.qml b/basicsuite/qt5-launchpresentation/OpacityTransitionPresentation.qml new file mode 100644 index 0000000..dc7cc02 --- /dev/null +++ b/basicsuite/qt5-launchpresentation/OpacityTransitionPresentation.qml @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt 5 launch demo. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names +** of its contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +import QtQuick 2.0 +import "presentation" + +Presentation { + + id: deck + + width: 1280 + height: 720 + + property bool inTransition: false; + + property variant fromSlide; + property variant toSlide; + + property int transitionTime: 500; + + 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 + } +} |