QML —— Canvas重绘钟表组件（附完整源码）

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示例效果]

 

源码

     main.cpp

#include <QGuiApplication>
#include <QQmlApplicationEngine>int main(int argc, char *argv[])
{QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);QGuiApplication app(argc, argv);QQmlApplicationEngine engine;const QUrl url(QStringLiteral("qrc:/main.qml"));QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,&app, [url](QObject *obj, const QUrl &objUrl) {if (!obj && url == objUrl)QCoreApplication::exit(-1);}, Qt::QueuedConnection);engine.load(url);return app.exec();
}

 
     main.qml

import QtQuick 2.12
import QtQuick.Window 2.12import QtQuick.Layouts 1.12Window
{id: rootvisible: truewidth: 800height: 600title: qsTr("Hello World")ColumnLayout{anchors.top: parent.topLayout.topMargin: 10spacing: 5RowLayout{Layout.alignment:Qt.AlignHCenterText{text: qsTr("当前时间:")font.family: "微软雅黑"font.pixelSize: 20}Text{id: currentTimeIDtext: qsTr("--")color: "pink"font.family: "Courier New"font.pixelSize: 40font.bold: true}

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