Qt编写地图综合应用之绘制雨量分布

void frmEcharts::initMap()
{
    //主动设置下echart控件的高度
    echart->setHeight(ui->widget->height());

    QStringList cityName, cityValue, cityPoint, cityColor, cityTip;
    cityName << "上海" << "北京" << "成都" << "武汉" << "厦门" << "广州";
    cityPoint << "121.48,31.22" << "116.46,39.92" << "104.06,30.67" << "114.31,30.52" << "118.1,24.46" << "113.23,23.16";

    echart->setCityName(cityName);
    echart->setCityPoint(cityPoint);
    echart->setZoom(1.0);
    //全国地图是 china 世界地图可以换成 world
    echart->setMapJsName("china");
    echart->setMapAreaName("china");

    if (currentText == "闪烁点图") {
        cityValue << "250" << "220" << "150" << "180" << "140" << "170";
        //设置不同的颜色
        cityColor << "#00FF00" << "#FDA356" << "#EB766E" << "" << "#47CAF6" << "#F9BE4F";
        //设置不同的悬停提示
        cityTip << "上海 = 80%" << "北京 = 89%" << "成都 = 86%" << "武汉 = 78%" << "厦门 = 65%" << "广州 = 70%";

        echart->setCityValue(cityValue);
        echart->setCityColor(cityColor);
        echart->setCityTip(cityTip);
    } else if (currentText == "迁徙图") {
        cityValue << "1" << "0" << "0" << "0" << "0" << "0";
        //设置不同的颜色
        cityColor << "#00FF00" << "#FDA356" << "#EB766E" << "" << "#47CAF6" << "#F9BE4F";
        //设置不同的悬停提示
        cityTip << "上海 = 80%" << "北京 = 89%" << "成都 = 86%" << "武汉 = 78%" << "厦门 = 65%" << "广州 = 70%";

        echart->setCityValue(cityValue);
        echart->setCityColor(cityColor);
        echart->setCityTip(cityTip);
    } else if (currentText == "仪表盘") {

    } else if (currentText == "世界地图") {
        cityName.clear();
        cityValue.clear();
        cityPoint.clear();
        cityColor.clear();
        cityTip.clear();

#if 0
        cityName << "美国1" << "美国2" << "美国3" << "英国" << "德国" << "荷兰" << "澳大利亚" << "温州";
        cityValue << "0" << "0" << "0" << "0" << "0" << "0" << "0" << "1";
        cityPoint << "-115.652087,44.677279" << "-97.990682,32.358956" << "-119.037189,35.667425"
                  << "-1.742162,52.468150" << "10.032107,50.633281" << "5.763934,53.181365"
                  << "134.250655,-23.981496" << "120.65,28.01";
#else
        cityName << "北美洲" << "南美洲" << "非洲" << "欧洲" << "大洋洲" << "印度" << "中国";
        cityValue << "0" << "0" << "0" << "0" << "0" << "0" << "1";
        cityPoint << "-101.670961,41.103997" << "-58.842054,-11.895087" << "22.106051,14.099049"
                  << "15.777381,49.971800" << "132.637011,-25.596128" << "78.475369,22.934290"
                  << "113.651000,39.526776";
#endif

        for (int i = 0; i < cityName.count(); i++) {
            cityColor << "";
            cityTip << QString("销售额占比: %1 = %2%").arg(cityName.at(i)).arg(rand() % 100);
        }

        echart->setCityName(cityName);
        echart->setCityValue(cityValue);
        echart->setCityPoint(cityPoint);
        echart->setCityColor(cityColor);
        echart->setCityTip(cityTip);
        echart->setMapJsName("world");
        echart->setMapAreaName("world");
    } else if (currentText == "区域地图") {
        cityName.clear();
        cityValue.clear();
        cityPoint.clear();
        cityColor.clear();
        cityTip.clear();

        QString dirName = ui->cboxDir->currentText();
        QString areaName = ui->cboxJson->currentText();
        QString jsName = dirName + "/" + areaName;

#if 1
        //根据文件获取名称+经纬度集合
        //QString jsonFile = QString("%1/areajson/%2/%3.json").arg(ConfigPath).arg(dirName).arg(areaName);
        //QStringList infos = EchartJs::getInfoFromJson(jsonFile);
        QString jsFile = QString("%1/areajs/%2/%3.js").arg(ConfigPath).arg(dirName).arg(areaName);
        QStringList infos = EchartJs::getInfoFromJs(jsFile);
        foreach (QString info, infos) {
            QStringList list = info.split("|");
            cityName << list.at(0);
            cityValue << QString("%1").arg((rand() % 100) + 100);
            cityPoint << list.at(1);
        }
#else
        //固定写死
        if (areaName == "上海") {
            cityName << "浦东新区" << "闵行区" << "金山区" << "奉贤区" << "嘉定区";
            cityValue << "250" << "100" << "200" << "150" << "220";
            cityPoint << "121.567706,31.245944" << "121.375972,31.111658" << "121.330736,30.724697" << "121.458472,30.912345" << "121.250333,31.383524";
        }
#endif

        for (int i = 0; i < cityName.count(); i++) {
            cityColor << "";
            cityTip << QString("%1 = %2").arg(cityName.at(i)).arg(cityValue.at(i));
        }

        echart->setCityName(cityName);
        echart->setCityValue(cityValue);
        echart->setCityPoint(cityPoint);
        echart->setCityColor(cityColor);
        echart->setCityTip(cityTip);
        echart->setMapJsName(jsName);
        echart->setMapAreaName(areaName);
    } else if (currentText == "雨量分布") {
        cityName.clear();
        cityValue.clear();
        cityPoint.clear();
        cityColor.clear();
        cityTip.clear();

        QString dirName = "江西";
        QString areaName = "吉安市";
        QString jsName = dirName + "/" + areaName;

        QString jsFile = QString("%1/areajs/%2/%3.js").arg(ConfigPath).arg(dirName).arg(areaName);
        QStringList infos = EchartJs::getInfoFromJs(jsFile);
        foreach (QString info, infos) {
            QStringList list = info.split("|");
            cityName << list.at(0);
            cityValue << QString("%1").arg((rand() % 150) + 100);
            cityPoint << list.at(1);
        }

        QStringList colors = QColor::colorNames();
        for (int i = 0; i < cityName.count(); i++) {
            cityColor << colors.at(rand() % colors.count());
            cityTip << QString("%1 = %2 毫米").arg(cityName.at(i)).arg(cityValue.at(i));
        }

        echart->setCityName(cityName);
        echart->setCityValue(cityValue);
        echart->setCityPoint(cityPoint);
        echart->setCityColor(cityColor);
        echart->setCityTip(cityTip);
        echart->setMapJsName(jsName);
        echart->setMapAreaName(areaName);
    }

    this->loadMap();
}