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Qt Quick Ultralite仪表盘示例
/****************************************************************************** ** ** 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. ** ** $QT_END_LICENSE$ ** ******************************************************************************/#include "instrument_cluster.h" #include "simulator.h" #include <qul/application.h> #include <qul/qul.h> int main() { Qul::initHardware(); Qul::initPlatform(); Qul::Application app; static instrument_cluster item; app.setRootItem(&item); Simulator simulator; while (true) { uint64_t timestamp = Qul::Platform::getPlatformInstance()->currentTimestamp(); static uint64_t previousUpdate = 0; const uint64_t updatePeriod = 10; if (timestamp > previousUpdate + updatePeriod) { simulator.tick(timestamp - previousUpdate); app.update(); previousUpdate = timestamp; } } }