git.maemo.org Git - situare/blob - src/map/mapfetcher.cpp

   1 #include <QNetworkAccessManager>
   2 #include <QNetworkRequest>
   3 #include <QNetworkReply>
   4 #include <QUrl>
   5 #include <QDebug>
   6 #include <QPixmap>
   7 #include <QNetworkDiskCache>
   8 #include <QDesktopServices>
   9
  10 #include "mapfetcher.h"
  11
  12 MapFetcher::MapFetcher(QObject *parent)
  13     : QObject(parent)
  14 {
  15     QNetworkDiskCache *diskCache = new QNetworkDiskCache(this);
  16     diskCache->setCacheDirectory(QDesktopServices::storageLocation(
  17             QDesktopServices::CacheLocation));
  18     m_manager.setCache(diskCache);
  19
  20     connect(&m_manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(downloadFinished(QNetworkReply*)));
  21 }
  22
  23 void MapFetcher::fetchMapImage(const QUrl &url)
  24 {
  25     qDebug() << "fetchMapImage()";
  26     if (url.isEmpty())
  27         return;
  28
  29     QNetworkRequest request(url);
  30     request.setRawHeader("User-Agent", "Map Test");
  31     m_manager.get(request);
  32 }
  33
  34 void MapFetcher::downloadFinished(QNetworkReply *reply)
  35 {
  36     qDebug() << "downloadFinished()";
  37     if (reply->error()) {
  38         qDebug() << reply->errorString();
  39         emit error(reply->errorString());
  40     }
  41     else {
  42         QImage image;
  43         QUrl url = reply->url();
  44         if (!image.load(reply, 0))
  45             image = QImage();
  46
  47         emit mapImageReceived(url, QPixmap::fromImage(image));
  48     }
  49
  50     reply->deleteLater();
  51 }
  52
  53 MapFetcher::~MapFetcher()
  54 {
  55
  56 }