2017-03-18 01:30:31 +01:00
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#include <QtGlobal>
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#include <QPainter>
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#include <QFileInfo>
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#include <QMap>
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#include <QDir>
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2017-03-21 01:15:29 +01:00
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#include <QBuffer>
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2017-03-21 19:02:29 +01:00
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#include <QImage>
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2017-03-21 20:51:23 +01:00
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#include <QImageReader>
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2017-03-21 09:01:30 +01:00
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#include <QPixmapCache>
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2017-03-18 01:30:31 +01:00
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#include "misc.h"
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#include "rd.h"
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#include "wgs84.h"
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#include "coordinates.h"
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#include "matrix.h"
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2017-04-17 18:03:04 +02:00
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#include "datum.h"
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2017-03-29 22:51:32 +02:00
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#include "latlon.h"
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2017-03-29 00:17:47 +02:00
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#include "mercator.h"
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#include "transversemercator.h"
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2017-04-01 15:58:32 +02:00
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#include "utm.h"
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2017-04-02 22:17:16 +02:00
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#include "lambertconic.h"
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2017-04-14 22:39:33 +02:00
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#include "ozf.h"
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2017-03-21 09:27:44 +01:00
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#include "offlinemap.h"
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2017-03-18 01:30:31 +01:00
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2017-04-17 18:03:04 +02:00
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// Abridged Molodensky transformation
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static Coordinates toWGS84(Coordinates c, const Datum &datum)
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{
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Ellipsoid WGS84(WGS84_RADIUS, WGS84_FLATTENING);
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double dX = datum.dx();
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double dY = datum.dy();
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double dZ = datum.dz();
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double slat = sin(deg2rad(c.lat()));
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double clat = cos(deg2rad(c.lat()));
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double slon = sin(deg2rad(c.lon()));
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double clon = cos(deg2rad(c.lon()));
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double ssqlat = slat * slat;
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double from_f = datum.ellipsoid().flattening();
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double df = WGS84.flattening() - from_f;
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double from_a = datum.ellipsoid().radius();
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double da = WGS84.radius() - from_a;
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double from_esq = datum.ellipsoid().flattening()
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* (2.0 - datum.ellipsoid().flattening());
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double adb = 1.0 / (1.0 - from_f);
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double rn = from_a / sqrt(1 - from_esq * ssqlat);
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double rm = from_a * (1 - from_esq) / pow((1 - from_esq * ssqlat), 1.5);
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2017-04-21 21:15:58 +02:00
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double from_h = 0.0;
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2017-04-17 18:03:04 +02:00
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double dlat = (-dX * slat * clon - dY * slat * slon + dZ * clat + da * rn
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* from_esq * slat * clat / from_a + +df * (rm * adb + rn / adb) * slat
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* clat) / (rm + from_h);
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double dlon = (-dX * slon + dY * clon) / ((rn + from_h) * clat);
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return Coordinates(c.lon() + rad2deg(dlon), c.lat() + rad2deg(dlat));
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}
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2017-04-09 10:26:09 +02:00
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2017-04-21 21:15:58 +02:00
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int OfflineMap::parse(QIODevice &device, QList<ReferencePoint> &points,
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QString &projection, ProjectionSetup &setup, QString &datum)
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2017-03-18 01:30:31 +01:00
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{
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bool res;
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int ln = 1;
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while (!device.atEnd()) {
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QByteArray line = device.readLine();
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if (ln == 1) {
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2017-03-29 22:51:32 +02:00
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if (!line.trimmed().startsWith("OziExplorer Map Data File"))
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2017-03-18 01:30:31 +01:00
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return ln;
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2017-04-21 21:15:58 +02:00
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} else if (ln == 2)
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_name = line.trimmed();
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else if (ln == 3)
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_imgPath = line.trimmed();
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else if (ln == 5)
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datum = line.split(',').at(0).trimmed();
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2017-03-20 22:52:39 +01:00
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else {
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QList<QByteArray> list = line.split(',');
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2017-03-20 22:52:39 +01:00
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QString key(list.at(0).trimmed());
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bool ll = true; bool pp = true;
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2017-03-20 22:52:39 +01:00
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if (key.startsWith("Point") && list.count() == 17
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&& !list.at(2).trimmed().isEmpty()) {
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2017-03-18 01:30:31 +01:00
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int x = list.at(2).trimmed().toInt(&res);
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if (!res)
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return ln;
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int y = list.at(3).trimmed().toInt(&res);
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if (!res)
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return ln;
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2017-04-01 15:58:32 +02:00
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2017-03-18 01:30:31 +01:00
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int latd = list.at(6).trimmed().toInt(&res);
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if (!res)
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ll = false;
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qreal latm = list.at(7).trimmed().toFloat(&res);
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if (!res)
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ll = false;
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int lond = list.at(9).trimmed().toInt(&res);
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if (!res)
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ll = false;
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2017-03-18 01:30:31 +01:00
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qreal lonm = list.at(10).trimmed().toFloat(&res);
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if (!res)
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ll = false;
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if (ll && list.at(8).trimmed() == "S")
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latd = -latd;
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if (ll && list.at(11).trimmed() == "W")
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2017-03-18 01:30:31 +01:00
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lond = -lond;
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2017-04-01 15:58:32 +02:00
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int zone = list.at(13).trimmed().toInt(&res);
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if (!res)
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zone = 0;
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qreal ppx = list.at(14).trimmed().toFloat(&res);
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if (!res)
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pp = false;
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qreal ppy = list.at(15).trimmed().toFloat(&res);
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if (!res)
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pp = false;
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if (list.at(16).trimmed() == "S")
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zone = -zone;
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ReferencePoint p;
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p.xy = QPoint(x, y);
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if (ll) {
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p.ll = Coordinates(lond + lonm/60.0, latd + latm/60.0);
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points.append(p);
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} else if (pp) {
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p.pp = QPointF(ppx, ppy);
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setup.zone = zone;
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points.append(p);
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} else
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return ln;
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2017-03-20 22:52:39 +01:00
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} else if (key == "IWH") {
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2017-03-18 01:30:31 +01:00
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int w = list.at(2).trimmed().toInt(&res);
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if (!res)
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return ln;
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int h = list.at(3).trimmed().toInt(&res);
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if (!res)
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return ln;
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_size = QSize(w, h);
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2017-03-29 00:17:47 +02:00
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} else if (key == "Map Projection") {
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projection = list.at(1);
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} else if (key == "Projection Setup") {
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if (list.count() < 8)
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2017-03-29 00:17:47 +02:00
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return ln;
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2017-04-09 10:26:09 +02:00
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setup.latitudeOrigin = list.at(1).trimmed().toFloat(&res);
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2017-04-02 22:17:16 +02:00
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if (!res)
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2017-04-09 10:26:09 +02:00
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setup.latitudeOrigin = 0;
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setup.longitudeOrigin = list.at(2).trimmed().toFloat(&res);
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2017-04-01 15:58:32 +02:00
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if (!res)
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2017-04-09 10:26:09 +02:00
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setup.longitudeOrigin = 0;
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2017-04-01 15:58:32 +02:00
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setup.scale = list.at(3).trimmed().toFloat(&res);
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if (!res)
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2017-04-02 22:17:16 +02:00
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setup.scale = 1.0;
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2017-04-01 15:58:32 +02:00
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setup.falseEasting = list.at(4).trimmed().toFloat(&res);
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if (!res)
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setup.falseEasting = 0;
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setup.falseNorthing = list.at(5).trimmed().toFloat(&res);
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if (!res)
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setup.falseNorthing = 0;
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2017-04-02 22:17:16 +02:00
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setup.standardParallel1 = list.at(6).trimmed().toFloat(&res);
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if (!res)
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setup.standardParallel1 = 0;
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setup.standardParallel2 = list.at(7).trimmed().toFloat(&res);
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if (!res)
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setup.standardParallel2 = 0;
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2017-03-18 01:30:31 +01:00
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}
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}
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ln++;
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}
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return 0;
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}
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2017-04-21 21:15:58 +02:00
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bool OfflineMap::parseMapFile(QIODevice &device, QList<ReferencePoint> &points,
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QString &projection, ProjectionSetup &setup, QString &datum)
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{
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int el;
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if (!device.open(QIODevice::ReadOnly)) {
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_errorString = QString("Error opening map file: %1")
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.arg(device.errorString());
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return false;
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}
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if ((el = parse(device, points, projection, setup, datum))) {
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_errorString = QString("Map file parse error on line %1").arg(el);
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return false;
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}
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return true;
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}
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2017-04-03 20:29:35 +02:00
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bool OfflineMap::createProjection(const QString &datum,
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const QString &projection, const ProjectionSetup &setup,
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QList<ReferencePoint> &points)
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{
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2017-04-01 16:55:46 +02:00
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if (points.count() < 2) {
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2017-04-21 21:15:58 +02:00
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_errorString = "Insufficient number of reference points";
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2017-04-01 16:55:46 +02:00
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return false;
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}
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2017-04-17 18:03:04 +02:00
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Datum d = Datum::datum(datum);
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if (d.isNull()) {
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2017-04-21 21:15:58 +02:00
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_errorString = QString("%1: Unknown datum").arg(datum);
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2017-04-17 18:03:04 +02:00
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return false;
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2017-04-09 10:26:09 +02:00
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}
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2017-04-01 15:58:32 +02:00
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if (projection == "Mercator")
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2017-03-29 00:17:47 +02:00
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_projection = new Mercator();
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2017-04-01 15:58:32 +02:00
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else if (projection == "Transverse Mercator")
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2017-04-17 18:03:04 +02:00
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_projection = new TransverseMercator(d.ellipsoid(),
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2017-04-09 10:26:09 +02:00
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setup.longitudeOrigin, setup.scale, setup.falseEasting,
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2017-04-03 20:29:35 +02:00
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setup.falseNorthing);
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2017-04-01 15:58:32 +02:00
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else if (projection == "Latitude/Longitude")
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2017-03-29 22:51:32 +02:00
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_projection = new LatLon();
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2017-04-02 22:17:16 +02:00
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else if (projection == "Lambert Conformal Conic")
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2017-04-17 18:03:04 +02:00
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_projection = new LambertConic(d.ellipsoid(),
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2017-04-09 10:26:09 +02:00
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setup.standardParallel1, setup.standardParallel2,
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setup.latitudeOrigin, setup.longitudeOrigin, setup.scale,
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setup.falseEasting, setup.falseNorthing);
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2017-04-01 16:55:46 +02:00
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else if (projection == "(UTM) Universal Transverse Mercator") {
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if (setup.zone)
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2017-04-17 18:03:04 +02:00
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_projection = new UTM(d.ellipsoid(), setup.zone);
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2017-04-01 16:55:46 +02:00
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else if (!points.first().ll.isNull())
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_projection = new UTM(d.ellipsoid(), points.first().ll);
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2017-04-01 16:55:46 +02:00
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else {
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_errorString = "Can not determine UTM zone";
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2017-04-01 16:55:46 +02:00
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return false;
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}
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} else {
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2017-04-21 21:15:58 +02:00
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_errorString = QString("%1: Unknown map projection").arg(projection);
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2017-04-01 15:58:32 +02:00
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return false;
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2017-03-29 00:17:47 +02:00
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}
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2017-04-17 18:03:04 +02:00
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for (int i = 0; i < points.size(); i++) {
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if (points.at(i).ll.isNull()) {
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if (d.isWGS84())
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points[i].ll = _projection->xy2ll(points.at(i).pp);
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else
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points[i].ll = toWGS84(_projection->xy2ll(points.at(i).pp), d);
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2017-04-17 19:01:01 +02:00
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} else {
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if (!d.isWGS84())
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points[i].ll = toWGS84(points[i].ll, d);
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2017-04-17 18:03:04 +02:00
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}
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}
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2017-04-01 15:58:32 +02:00
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return true;
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2017-03-29 00:17:47 +02:00
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}
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2017-03-21 09:27:44 +01:00
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bool OfflineMap::computeTransformation(const QList<ReferencePoint> &points)
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2017-03-18 01:30:31 +01:00
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{
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2017-04-01 16:55:46 +02:00
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Q_ASSERT(points.count() >= 2);
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2017-03-18 01:30:31 +01:00
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Matrix c(3, 2);
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c.zeroize();
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for (size_t j = 0; j < c.w(); j++) {
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for (size_t k = 0; k < c.h(); k++) {
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for (int i = 0; i < points.size(); i++) {
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double f[3], t[2];
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2017-04-01 15:58:32 +02:00
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QPointF p = _projection->ll2xy(points.at(i).ll);
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2017-03-18 01:30:31 +01:00
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2017-03-20 22:52:39 +01:00
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f[0] = p.x();
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f[1] = p.y();
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2017-03-18 01:30:31 +01:00
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f[2] = 1.0;
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2017-04-01 15:58:32 +02:00
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t[0] = points.at(i).xy.x();
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t[1] = points.at(i).xy.y();
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2017-03-18 01:30:31 +01:00
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c.m(k,j) += f[k] * t[j];
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}
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}
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}
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Matrix Q(3, 3);
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Q.zeroize();
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for (int qi = 0; qi < points.size(); qi++) {
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double v[3];
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2017-04-01 15:58:32 +02:00
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QPointF p = _projection->ll2xy(points.at(qi).ll);
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2017-03-18 01:30:31 +01:00
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2017-03-20 22:52:39 +01:00
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v[0] = p.x();
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v[1] = p.y();
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2017-03-18 01:30:31 +01:00
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v[2] = 1.0;
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for (size_t i = 0; i < Q.h(); i++)
|
|
|
|
for (size_t j = 0; j < Q.w(); j++)
|
|
|
|
Q.m(i,j) += v[i] * v[j];
|
|
|
|
}
|
|
|
|
|
|
|
|
Matrix M = Q.augemented(c);
|
2017-03-27 02:41:30 +02:00
|
|
|
if (!M.eliminate()) {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = "Singular transformation matrix";
|
2017-03-18 01:30:31 +01:00
|
|
|
return false;
|
2017-03-27 02:41:30 +02:00
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
|
2017-04-01 15:58:32 +02:00
|
|
|
_transform = QTransform(M.m(0,3), M.m(0,4), M.m(1,3), M.m(1,4), M.m(2,3),
|
|
|
|
M.m(2,4));
|
2017-04-04 22:03:42 +02:00
|
|
|
_inverted = _transform.inverted();
|
2017-03-18 01:30:31 +01:00
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2017-03-21 09:27:44 +01:00
|
|
|
bool OfflineMap::computeResolution(QList<ReferencePoint> &points)
|
2017-03-18 01:30:31 +01:00
|
|
|
{
|
2017-03-27 02:41:30 +02:00
|
|
|
Q_ASSERT(points.count() >= 2);
|
2017-03-18 01:30:31 +01:00
|
|
|
|
|
|
|
int maxLon = 0, minLon = 0, maxLat = 0, minLat = 0;
|
|
|
|
qreal dLon, pLon, dLat, pLat;
|
|
|
|
|
|
|
|
for (int i = 1; i < points.size(); i++) {
|
2017-04-01 15:58:32 +02:00
|
|
|
if (points.at(i).ll.lon() < points.at(minLon).ll.lon())
|
2017-03-18 01:30:31 +01:00
|
|
|
minLon = i;
|
2017-04-01 15:58:32 +02:00
|
|
|
if (points.at(i).ll.lon() > points.at(maxLon).ll.lon())
|
2017-03-18 01:30:31 +01:00
|
|
|
maxLon = i;
|
2017-04-01 15:58:32 +02:00
|
|
|
if (points.at(i).ll.lat() < points.at(minLat).ll.lon())
|
2017-03-18 01:30:31 +01:00
|
|
|
minLat = i;
|
2017-04-01 15:58:32 +02:00
|
|
|
if (points.at(i).ll.lat() > points.at(maxLat).ll.lon())
|
2017-03-18 01:30:31 +01:00
|
|
|
maxLat = i;
|
|
|
|
}
|
|
|
|
|
2017-04-01 15:58:32 +02:00
|
|
|
dLon = points.at(minLon).ll.distanceTo(points.at(maxLon).ll);
|
|
|
|
pLon = QLineF(points.at(minLon).xy, points.at(maxLon).xy).length();
|
|
|
|
dLat = points.at(minLat).ll.distanceTo(points.at(maxLat).ll);
|
|
|
|
pLat = QLineF(points.at(minLat).xy, points.at(maxLat).xy).length();
|
2017-03-18 01:30:31 +01:00
|
|
|
|
|
|
|
_resolution = (dLon/pLon + dLat/pLat) / 2.0;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2017-03-21 19:02:29 +01:00
|
|
|
bool OfflineMap::getImageInfo(const QString &path)
|
2017-03-20 10:05:07 +01:00
|
|
|
{
|
2017-03-21 19:02:29 +01:00
|
|
|
QFileInfo ii(_imgPath);
|
2017-04-13 20:00:27 +02:00
|
|
|
|
2017-03-21 19:02:29 +01:00
|
|
|
if (ii.isRelative())
|
2017-04-13 20:00:27 +02:00
|
|
|
ii.setFile(path + "/" + _imgPath);
|
|
|
|
|
|
|
|
if (!ii.exists()) {
|
|
|
|
int last = _imgPath.lastIndexOf('\\');
|
|
|
|
if (last >= 0 && last < _imgPath.length() - 1) {
|
|
|
|
QStringRef fn(&_imgPath, last + 1, _imgPath.length() - last - 1);
|
|
|
|
ii.setFile(path + "/" + fn.toString());
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ii.exists())
|
|
|
|
_imgPath = ii.absoluteFilePath();
|
|
|
|
else {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = QString("%1: No such image file").arg(_imgPath);
|
2017-04-13 20:00:27 +02:00
|
|
|
return false;
|
|
|
|
}
|
2017-03-21 19:02:29 +01:00
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
if (_imgPath.endsWith("ozf3") || _imgPath.endsWith("ozf4")) {
|
|
|
|
_errorString = QString("%1: Obfuscated image files not supported")
|
|
|
|
.arg(QFileInfo(_imgPath).fileName());
|
2017-04-17 19:37:03 +02:00
|
|
|
return false;
|
2017-04-21 21:15:58 +02:00
|
|
|
} else if (_imgPath.endsWith("ozf2")) {
|
2017-04-15 11:47:30 +02:00
|
|
|
_ozf.load(_imgPath);
|
|
|
|
_size = _ozf.size();
|
2017-04-14 22:39:33 +02:00
|
|
|
} else {
|
|
|
|
QImageReader img(_imgPath);
|
|
|
|
_size = img.size();
|
|
|
|
}
|
2017-03-21 20:51:23 +01:00
|
|
|
if (!_size.isValid()) {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = QString("%1: Error reading map image")
|
|
|
|
.arg(QFileInfo(_imgPath).fileName());
|
2017-03-20 10:05:07 +01:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2017-03-21 01:15:29 +01:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2017-03-27 10:31:41 +02:00
|
|
|
bool OfflineMap::getTileInfo(const QStringList &tiles, const QString &path)
|
2017-03-21 01:15:29 +01:00
|
|
|
{
|
2017-03-21 19:02:29 +01:00
|
|
|
if (tiles.isEmpty()) {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = "Empty tile set.";
|
2017-03-21 19:02:29 +01:00
|
|
|
return false;
|
|
|
|
}
|
2017-03-21 01:15:29 +01:00
|
|
|
|
2017-03-21 19:02:29 +01:00
|
|
|
QRegExp rx("_[0-9]+_[0-9]+\\.");
|
|
|
|
for (int i = 0; i < tiles.size(); i++) {
|
|
|
|
if (tiles.at(i).contains(rx)) {
|
|
|
|
_tileName = QString(tiles.at(i)).replace(rx, "_%1_%2.");
|
|
|
|
|
2017-03-27 02:41:30 +02:00
|
|
|
if (path.isNull()) {
|
2017-03-21 19:02:29 +01:00
|
|
|
QByteArray ba = _tar.file(tiles.at(i));
|
2017-03-21 20:51:23 +01:00
|
|
|
QBuffer buffer(&ba);
|
|
|
|
_tileSize = QImageReader(&buffer).size();
|
2017-03-21 19:02:29 +01:00
|
|
|
} else {
|
|
|
|
_tileName = path + "/" + _tileName;
|
2017-03-21 20:51:23 +01:00
|
|
|
_tileSize = QImageReader(path + "/" + tiles.at(i)).size();
|
2017-03-21 19:02:29 +01:00
|
|
|
}
|
2017-03-21 20:51:23 +01:00
|
|
|
if (!_tileSize.isValid()) {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = QString("Error retrieving tile size: "
|
|
|
|
"%1: Invalid image").arg(QFileInfo(tiles.at(i)).fileName());
|
2017-03-21 19:02:29 +01:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
2017-03-20 10:05:07 +01:00
|
|
|
}
|
2017-03-21 01:15:29 +01:00
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = "Invalid tile names";
|
2017-03-21 19:02:29 +01:00
|
|
|
return false;
|
2017-03-20 10:05:07 +01:00
|
|
|
}
|
|
|
|
|
2017-03-27 10:31:41 +02:00
|
|
|
bool OfflineMap::totalSizeSet()
|
|
|
|
{
|
|
|
|
if (!_size.isValid()) {
|
2017-04-21 21:15:58 +02:00
|
|
|
_errorString = "Missing total image size (IWH)";
|
2017-03-27 10:31:41 +02:00
|
|
|
return false;
|
|
|
|
} else
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
OfflineMap::OfflineMap(const QString &fileName, QObject *parent)
|
|
|
|
: Map(parent)
|
2017-03-18 01:30:31 +01:00
|
|
|
{
|
|
|
|
QList<ReferencePoint> points;
|
2017-04-03 20:29:35 +02:00
|
|
|
QString proj, datum;
|
2017-04-01 15:58:32 +02:00
|
|
|
ProjectionSetup setup;
|
2017-04-21 21:15:58 +02:00
|
|
|
QFileInfo fi(fileName);
|
2017-04-23 12:26:01 +02:00
|
|
|
QString suffix = fi.suffix().toLower();
|
2017-03-29 00:17:47 +02:00
|
|
|
|
2017-03-18 01:30:31 +01:00
|
|
|
|
|
|
|
_valid = false;
|
2017-03-29 00:17:47 +02:00
|
|
|
_img = 0;
|
|
|
|
_projection = 0;
|
2017-04-02 09:32:40 +02:00
|
|
|
_resolution = 0;
|
2017-03-18 01:30:31 +01:00
|
|
|
|
2017-04-23 12:26:01 +02:00
|
|
|
if (suffix == "tar") {
|
2017-04-21 21:15:58 +02:00
|
|
|
if (!_tar.load(fileName)) {
|
|
|
|
_errorString = "Error reading tar file";
|
|
|
|
return;
|
2017-03-21 01:15:29 +01:00
|
|
|
}
|
2017-04-21 21:15:58 +02:00
|
|
|
|
|
|
|
QString mapFileName = fi.completeBaseName() + ".map";
|
|
|
|
QByteArray ba = _tar.file(mapFileName);
|
|
|
|
if (ba.isNull()) {
|
|
|
|
_errorString = "Map file not found";
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
QBuffer mapFile(&ba);
|
|
|
|
if (!parseMapFile(mapFile, points, proj, setup, datum))
|
|
|
|
return;
|
2017-04-23 12:26:01 +02:00
|
|
|
} else if (suffix =="map") {
|
2017-04-21 21:15:58 +02:00
|
|
|
QFile mapFile(fileName);
|
|
|
|
if (!parseMapFile(mapFile, points, proj, setup, datum))
|
|
|
|
return;
|
|
|
|
} else {
|
|
|
|
_errorString = "Not a map file";
|
2017-03-18 01:30:31 +01:00
|
|
|
return;
|
2017-04-21 21:15:58 +02:00
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
|
2017-04-03 20:29:35 +02:00
|
|
|
if (!createProjection(datum, proj, setup, points))
|
2017-03-29 00:17:47 +02:00
|
|
|
return;
|
2017-03-27 02:41:30 +02:00
|
|
|
if (!computeTransformation(points))
|
2017-03-18 01:30:31 +01:00
|
|
|
return;
|
|
|
|
computeResolution(points);
|
|
|
|
|
2017-03-21 01:15:29 +01:00
|
|
|
if (_tar.isOpen()) {
|
2017-03-27 10:31:41 +02:00
|
|
|
if (!totalSizeSet())
|
|
|
|
return;
|
2017-03-21 19:02:29 +01:00
|
|
|
if (!getTileInfo(_tar.files()))
|
2017-03-20 10:05:07 +01:00
|
|
|
return;
|
2017-04-21 21:15:58 +02:00
|
|
|
_imgPath = QString();
|
2017-03-21 01:15:29 +01:00
|
|
|
} else {
|
2017-04-21 21:15:58 +02:00
|
|
|
QDir set(fi.absolutePath() + "/" + "set");
|
2017-03-21 01:15:29 +01:00
|
|
|
if (set.exists()) {
|
2017-03-27 10:31:41 +02:00
|
|
|
if (!totalSizeSet())
|
|
|
|
return;
|
2017-04-21 21:15:58 +02:00
|
|
|
if (!getTileInfo(set.entryList(), set.absolutePath()))
|
2017-03-21 01:15:29 +01:00
|
|
|
return;
|
2017-03-27 02:41:30 +02:00
|
|
|
_imgPath = QString();
|
2017-03-21 01:15:29 +01:00
|
|
|
} else {
|
2017-04-21 21:15:58 +02:00
|
|
|
if (!getImageInfo(fi.absolutePath()))
|
2017-03-21 01:15:29 +01:00
|
|
|
return;
|
2017-03-20 10:05:07 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-03-18 01:30:31 +01:00
|
|
|
_valid = true;
|
|
|
|
}
|
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
OfflineMap::OfflineMap(const QString &fileName, Tar &tar, QObject *parent)
|
2017-03-27 02:41:30 +02:00
|
|
|
: Map(parent)
|
|
|
|
{
|
|
|
|
QList<ReferencePoint> points;
|
2017-04-03 20:29:35 +02:00
|
|
|
QString proj, datum;
|
2017-04-01 15:58:32 +02:00
|
|
|
ProjectionSetup setup;
|
2017-04-21 21:15:58 +02:00
|
|
|
QFileInfo fi(fileName);
|
2017-03-27 02:41:30 +02:00
|
|
|
|
|
|
|
_valid = false;
|
2017-03-29 00:17:47 +02:00
|
|
|
_img = 0;
|
|
|
|
_projection = 0;
|
2017-03-27 02:41:30 +02:00
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
QFileInfo map(fi.absolutePath());
|
|
|
|
QFileInfo layer(map.absolutePath());
|
|
|
|
QString mapFile = layer.fileName() + "/" + map.fileName() + "/"
|
|
|
|
+ fi.fileName();
|
|
|
|
QByteArray ba = tar.file(mapFile);
|
|
|
|
if (ba.isNull()) {
|
|
|
|
_errorString = "Map file not found";
|
2017-03-27 02:41:30 +02:00
|
|
|
return;
|
2017-04-21 21:15:58 +02:00
|
|
|
}
|
|
|
|
QBuffer buffer(&ba);
|
2017-03-29 00:17:47 +02:00
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
if (!parseMapFile(buffer, points, proj, setup, datum))
|
|
|
|
return;
|
2017-04-03 20:29:35 +02:00
|
|
|
if (!createProjection(datum, proj, setup, points))
|
2017-03-29 00:17:47 +02:00
|
|
|
return;
|
2017-03-27 10:31:41 +02:00
|
|
|
if (!totalSizeSet())
|
|
|
|
return;
|
2017-03-27 02:41:30 +02:00
|
|
|
if (!computeTransformation(points))
|
|
|
|
return;
|
|
|
|
computeResolution(points);
|
|
|
|
|
|
|
|
|
2017-04-21 21:15:58 +02:00
|
|
|
_tarPath = fi.absolutePath() + "/" + fi.completeBaseName() + ".tar";
|
2017-03-27 02:41:30 +02:00
|
|
|
_imgPath = QString();
|
|
|
|
_valid = true;
|
|
|
|
}
|
|
|
|
|
2017-03-29 00:17:47 +02:00
|
|
|
OfflineMap::~OfflineMap()
|
|
|
|
{
|
|
|
|
if (_img)
|
|
|
|
delete _img;
|
|
|
|
if (_projection)
|
|
|
|
delete _projection;
|
|
|
|
}
|
|
|
|
|
2017-03-21 09:27:44 +01:00
|
|
|
void OfflineMap::load()
|
2017-03-18 01:30:31 +01:00
|
|
|
{
|
2017-03-27 02:41:30 +02:00
|
|
|
if (!_tarPath.isNull() && !_tileSize.isValid()) {
|
|
|
|
if (!_tar.load(_tarPath)) {
|
2017-04-21 21:15:58 +02:00
|
|
|
qWarning("%s: error loading tar file", qPrintable(_tarPath));
|
2017-03-27 02:41:30 +02:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
getTileInfo(_tar.files());
|
2017-03-20 10:05:07 +01:00
|
|
|
return;
|
2017-03-27 02:41:30 +02:00
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
|
2017-04-14 22:39:33 +02:00
|
|
|
if (!_img && !_imgPath.isNull() && !_ozf.isOpen()) {
|
2017-03-27 02:41:30 +02:00
|
|
|
_img = new QImage(_imgPath);
|
|
|
|
if (_img->isNull())
|
|
|
|
qWarning("%s: error loading map image", qPrintable(_imgPath));
|
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
}
|
|
|
|
|
2017-03-21 09:27:44 +01:00
|
|
|
void OfflineMap::unload()
|
2017-03-18 01:30:31 +01:00
|
|
|
{
|
2017-03-27 02:41:30 +02:00
|
|
|
if (_img) {
|
2017-03-20 10:05:07 +01:00
|
|
|
delete _img;
|
2017-03-27 02:41:30 +02:00
|
|
|
_img = 0;
|
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
}
|
|
|
|
|
2017-04-15 08:59:31 +02:00
|
|
|
void OfflineMap::drawTiled(QPainter *painter, const QRectF &rect)
|
2017-03-18 01:30:31 +01:00
|
|
|
{
|
2017-04-15 08:59:31 +02:00
|
|
|
QPoint tl = QPoint((int)floor(rect.left() / (qreal)_tileSize.width())
|
|
|
|
* _tileSize.width(), (int)floor(rect.top() / _tileSize.height())
|
|
|
|
* _tileSize.height());
|
|
|
|
|
|
|
|
QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
|
|
|
|
for (int i = 0; i < ceil(s.width() / _tileSize.width()); i++) {
|
|
|
|
for (int j = 0; j < ceil(s.height() / _tileSize.height()); j++) {
|
|
|
|
int x = tl.x() + i * _tileSize.width();
|
|
|
|
int y = tl.y() + j * _tileSize.height();
|
|
|
|
|
|
|
|
if (!QRectF(QPointF(x, y), _ozf.tileSize()).intersects(bounds())) {
|
|
|
|
painter->fillRect(QRectF(QPoint(x, y), _tileSize), Qt::white);
|
|
|
|
continue;
|
2017-03-20 10:05:07 +01:00
|
|
|
}
|
2017-04-15 08:59:31 +02:00
|
|
|
|
|
|
|
QString tileName(_tileName.arg(QString::number(x),
|
|
|
|
QString::number(y)));
|
|
|
|
QPixmap pixmap;
|
|
|
|
|
|
|
|
if (_tar.isOpen()) {
|
|
|
|
QString key = _tar.fileName() + "/" + tileName;
|
2017-04-14 22:39:33 +02:00
|
|
|
if (!QPixmapCache::find(key, &pixmap)) {
|
2017-04-15 08:59:31 +02:00
|
|
|
QByteArray ba = _tar.file(tileName);
|
|
|
|
pixmap = QPixmap::fromImage(QImage::fromData(ba));
|
2017-04-14 22:39:33 +02:00
|
|
|
if (!pixmap.isNull())
|
|
|
|
QPixmapCache::insert(key, pixmap);
|
|
|
|
}
|
2017-04-15 08:59:31 +02:00
|
|
|
} else
|
|
|
|
pixmap = QPixmap(tileName);
|
|
|
|
|
|
|
|
if (pixmap.isNull()) {
|
|
|
|
qWarning("%s: error loading tile image", qPrintable(
|
|
|
|
_tileName.arg(QString::number(x), QString::number(y))));
|
|
|
|
painter->fillRect(QRectF(QPoint(x, y), _tileSize), Qt::white);
|
|
|
|
} else
|
2017-04-14 22:39:33 +02:00
|
|
|
painter->drawPixmap(QPoint(x, y), pixmap);
|
|
|
|
}
|
2017-04-15 08:59:31 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void OfflineMap::drawOZF(QPainter *painter, const QRectF &rect)
|
|
|
|
{
|
|
|
|
QPoint tl = QPoint((int)floor(rect.left() / _ozf.tileSize().width())
|
|
|
|
* _ozf.tileSize().width(), (int)floor(rect.top()
|
|
|
|
/ _ozf.tileSize().height()) * _ozf.tileSize().height());
|
|
|
|
|
|
|
|
QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
|
|
|
|
for (int i = 0; i < ceil(s.width() / _ozf.tileSize().width()); i++) {
|
|
|
|
for (int j = 0; j < ceil(s.height() / _ozf.tileSize().height()); j++) {
|
|
|
|
int x = tl.x() + i * _ozf.tileSize().width();
|
|
|
|
int y = tl.y() + j * _ozf.tileSize().height();
|
|
|
|
|
|
|
|
if (!QRectF(QPointF(x, y), _ozf.tileSize()).intersects(bounds())) {
|
|
|
|
painter->fillRect(QRectF(QPoint(x, y), _tileSize), Qt::white);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
QPixmap pixmap;
|
|
|
|
QString key = _ozf.fileName() + "/" + QString::number(x)
|
|
|
|
+ "_" + QString::number(y);
|
|
|
|
if (!QPixmapCache::find(key, &pixmap)) {
|
|
|
|
pixmap = _ozf.tile(x, y);
|
|
|
|
if (!pixmap.isNull())
|
|
|
|
QPixmapCache::insert(key, pixmap);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (pixmap.isNull()) {
|
|
|
|
qWarning("%s: error loading tile image", qPrintable(key));
|
|
|
|
painter->fillRect(QRectF(QPoint(x, y), _tileSize), Qt::white);
|
|
|
|
} else
|
|
|
|
painter->drawPixmap(QPoint(x, y), pixmap);
|
2017-03-20 10:05:07 +01:00
|
|
|
}
|
|
|
|
}
|
2017-03-18 01:30:31 +01:00
|
|
|
}
|
2017-04-15 08:59:31 +02:00
|
|
|
|
|
|
|
void OfflineMap::drawImage(QPainter *painter, const QRectF &rect)
|
|
|
|
{
|
|
|
|
if (!_img || _img->isNull())
|
|
|
|
painter->fillRect(rect, Qt::white);
|
|
|
|
else {
|
|
|
|
QPoint p = rect.topLeft().toPoint();
|
|
|
|
QImage crop = _img->copy(QRect(p, rect.size().toSize()));
|
|
|
|
painter->drawImage(rect.topLeft(), crop);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void OfflineMap::draw(QPainter *painter, const QRectF &rect)
|
|
|
|
{
|
|
|
|
if (_ozf.isOpen())
|
|
|
|
drawOZF(painter, rect);
|
|
|
|
else if (_tileSize.isValid())
|
|
|
|
drawTiled(painter, rect);
|
|
|
|
else
|
|
|
|
drawImage(painter, rect);
|
|
|
|
}
|