onur cayan
74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
#include "../src/MapWidget.h"
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#include <QApplication>
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#include <QElapsedTimer>
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#include <QHostAddress>
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#include <QSet>
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#include <QTcpServer>
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#include <QTcpSocket>
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#include <QThread>
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#include <cassert>
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int main(int argc, char **argv)
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{
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QApplication app(argc, argv);
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QTcpServer tileServer;
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assert(tileServer.listen(QHostAddress::LocalHost, 0));
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int requestCount = 0;
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QSet<QByteArray> requestedPaths;
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QObject::connect(&tileServer, &QTcpServer::newConnection, [&]() {
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while (tileServer.hasPendingConnections()) {
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QTcpSocket *socket = tileServer.nextPendingConnection();
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const auto respond = [&, socket]() {
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if (!socket->canReadLine()) {
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return;
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}
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const QByteArray requestLine = socket->readLine().trimmed();
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const QList<QByteArray> fields = requestLine.split(' ');
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if (fields.size() >= 2) {
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++requestCount;
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requestedPaths.insert(fields[1]);
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}
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socket->readAll();
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socket->write("HTTP/1.1 503 Service Unavailable\r\n"
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"Content-Length: 0\r\n"
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"Connection: close\r\n\r\n");
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socket->disconnectFromHost();
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};
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QObject::connect(socket, &QTcpSocket::readyRead, socket, respond);
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QObject::connect(socket, &QTcpSocket::disconnected,
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socket, &QObject::deleteLater);
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respond();
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}
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});
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const QByteArray tileUrl = QByteArray("http://127.0.0.1:")
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+ QByteArray::number(tileServer.serverPort()) + "/{z}/{x}/{y}.png";
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qputenv("LOCATION_PLOTTER_TILE_URL_TEMPLATE", tileUrl);
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{
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MapWidget map;
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map.resize(640, 480);
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map.show();
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QElapsedTimer timer;
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timer.start();
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while (timer.elapsed() < 1200) {
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app.processEvents(QEventLoop::AllEvents, 50);
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QThread::msleep(5);
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}
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// Every URL fails. Seeing any URL more than once proves that a failed
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// tile schedules a new paint/request instead of remaining a blank
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// placeholder forever.
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assert(!requestedPaths.isEmpty());
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assert(requestCount > requestedPaths.size());
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}
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qunsetenv("LOCATION_PLOTTER_TILE_URL_TEMPLATE");
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return 0;
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}
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