openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#include "selfdrive/ui/qt/widgets/drive_stats.h"
#include <QDebug>
#include <QJsonDocument>
#include <QJsonObject>
#include <QVBoxLayout>
#include "selfdrive/common/params.h"
#include "selfdrive/ui/qt/request_repeater.h"
const double MILE_TO_KM = 1.60934;
static QLayout* build_stat_layout(QLabel** metric, const QString& name) {
QVBoxLayout* layout = new QVBoxLayout;
layout->setMargin(0);
*metric = new QLabel("0");
(*metric)->setStyleSheet("font-size: 80px; font-weight: 600;");
layout->addWidget(*metric, 0, Qt::AlignLeft);
QLabel* label = new QLabel(name);
label->setStyleSheet("font-size: 45px; font-weight: 500;");
layout->addWidget(label, 0, Qt::AlignLeft);
return layout;
}
void DriveStats::parseResponse(const QString& response) {
QJsonDocument doc = QJsonDocument::fromJson(response.trimmed().toUtf8());
if (doc.isNull()) {
qDebug() << "JSON Parse failed on getting past drives statistics";
return;
}
auto update = [](const QJsonObject &obj, StatsLabels& labels, bool metric) {
labels.routes->setText(QString::number((int)obj["routes"].toDouble()));
labels.distance->setText(QString::number(int(obj["distance"].toDouble() * (metric ? MILE_TO_KM : 1))));
labels.hours->setText(QString::number((int)(obj["minutes"].toDouble() / 60)));
};
QJsonObject json = doc.object();
update(json["all"].toObject(), all_, metric);
update(json["week"].toObject(), week_, metric);
}
DriveStats::DriveStats(QWidget* parent) : QWidget(parent) {
metric = Params().getBool("IsMetric");
QString distance_unit = metric ? "KM" : "MILES";
auto add_stats_layouts = [&](QGridLayout* gl, StatsLabels& labels, int row, const QString &distance_unit) {
gl->addLayout(build_stat_layout(&labels.routes, "DRIVES"), row, 0, 3, 1);
gl->addLayout(build_stat_layout(&labels.distance, distance_unit), row, 1, 3, 1);
gl->addLayout(build_stat_layout(&labels.hours, "HOURS"), row, 2, 3, 1);
};
QGridLayout* gl = new QGridLayout(this);
gl->setMargin(0);
gl->addWidget(new QLabel("ALL TIME"), 0, 0, 1, 3);
add_stats_layouts(gl, all_, 1, distance_unit);
gl->addWidget(new QLabel("PAST WEEK"), 6, 0, 1, 3);
add_stats_layouts(gl, week_, 7, distance_unit);
QString dongleId = QString::fromStdString(Params().get("DongleId"));
QString url = "https://api.commadotai.com/v1.1/devices/" + dongleId + "/stats";
RequestRepeater *repeater = new RequestRepeater(this, url, "ApiCache_DriveStats", 30);
QObject::connect(repeater, &RequestRepeater::receivedResponse, this, &DriveStats::parseResponse);
setLayout(gl);
setStyleSheet(R"(QLabel {font-size: 48px; font-weight: 500;})");
}