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Qt Quick Ultralite摩托车仪表盘演示
/****************************************************************************** ** ** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt Quick Ultralite module. ** ** $QT_BEGIN_LICENSE:COMM$ ** ** 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. ** ** $QT_END_LICENSE$ ** ******************************************************************************/import QtQuick 2.4 Image { id: root property alias blinking: blinkingAnimation.running opacity: 0 SequentialAnimation { id: blinkingAnimation loops: Animation.Infinite alwaysRunToEnd: true NumberAnimation { target: root property: "opacity" to: 1 duration: 250 easing.type: Easing.OutQuad } PauseAnimation { duration: 300 } NumberAnimation { target: root property: "opacity" to: 0 duration: 250 easing.type: Easing.OutQuad } PauseAnimation { duration: 200 } } }