void Map::loadTilesSync(QList<Tile> &list)
{
QList<Download> dl;
for (int i = 0; i < list.size(); i++) {
Tile &t = list[i];
QString file = tileFile(t);
QFileInfo fi(file);
if (!fi.exists())
dl.append(Download(tileUrl(t), file));
else
loadTileFile(t, file);
}
if (dl.empty())
return;
QEventLoop wait;
connect(&Downloader::instance(), SIGNAL(finished()), &wait, SLOT(quit()));
if (Downloader::instance().get(dl))
wait.exec();
for (int i = 0; i < list.size(); i++) {
Tile &t = list[i];
if (t.pixmap().isNull()) {
QString file = tileFile(t);
QFileInfo fi(file);
if (!(fi.exists() && loadTileFile(t, file)))
fillTile(t);
}
}
}
void OsmTileDownloader::download(uint32_t zoomLevel, uint32_t x, uint32_t y)
{
if (!tileProvider.isValid()){
emit failed(zoomLevel, x, y, false);
return;
}
if ((int)zoomLevel > tileProvider.getMaximumZoomLevel()){
emit failed(zoomLevel, x, y, true);
return;
}
QStringList servers = tileProvider.getServers();
if (servers.empty()){
emit failed(zoomLevel, x, y, false);
return;
}
QString server = servers.at(serverNumber % servers.size());
QUrl tileUrl(server.arg(zoomLevel).arg(x).arg(y));
qDebug() << "Download tile " << tileUrl << " (current thread: " << QThread::currentThread() << ")";
TileCacheKey key = {zoomLevel, x, y};
requests.insert(tileUrl, key);
QNetworkRequest request(tileUrl);
request.setHeader(QNetworkRequest::UserAgentHeader, QString(OSMSCOUT_USER_AGENT).arg(OSMSCOUT_VERSION_STRING));
//request.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);
webCtrl.get(request);
}
void Map::loadTilesAsync(QList<Tile> &list)
{
QList<Download> dl;
for (int i = 0; i < list.size(); i++) {
Tile &t = list[i];
QString file = tileFile(t);
QFileInfo fi(file);
if (!fi.exists()) {
fillTile(t);
dl.append(Download(tileUrl(t), file));
} else
loadTileFile(t, file);
}
if (!dl.empty())
Downloader::instance().get(dl);
}
