C 语言
Qt Quick Ultralite 图像解码器示例
/****************************************************************************** ** ** Copyright (C) 2023 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 2.15 Rectangle { property bool leftImageToggle: false property bool rightImageToggle: false property bool flipSides: false Column { Row { Text { text: "Jpeg images from flash" } } Row { Image { width: 240 height: 144 fillMode: Image.PreserveAspectFit source: leftImageToggle? "grand-canyon-arizona.jpg" : "sequoia-national-park.jpg" } Image { width: 240 height: 144 fillMode: Image.PreserveAspectFit source: rightImageToggle?"basse-terre-guadeloupe.jpg" : "yosemite-national-park.jpg" } } } Timer { id: timer interval: 200 repeat: true running: true onTriggered: { if(flipSides) leftImageToggle = !leftImageToggle else rightImageToggle = !rightImageToggle flipSides = !flipSides } } }