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//
// C++ Implementation:
//
// Description:
//
//
// Author: Andreas Theofilu <andreas@theosys.at>, (C) 2009
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include <iostream>
#include <QPixmap>
#include <QBitmap>
#include <QDir>
#include <QFile>
#include <QImage>
#include <QtNetwork>
#include <QListWidget>
#include <QPainter>
#include <QCheckBox>
#include <QSlider>
#include <KStandardDirs>
#include <KConfig>
#include <KLocale>
#include <KMessageBox>
#include <KGlobalSettings>
#include <KConfigGroup>
#include <KIconLoader>
#include <KUrl>
#include <KUrlRequester>
#include <KFile>
#include "config.h"
#if defined HAVE_GDAL
#include <gdal/gdal_priv.h>
#include <gdal/ogr_spatialref.h>
#include <gdal/ogrsf_frmts.h>
#include <gdal/gdalwarper.h>
#include <gdal/ogrsf_frmts.h>
#include "GDALError.h"
#endif
#include "wmsselectorwidget.h"
#include "ui_authenticationdialog.h"
#include "wmscapabilitieswidget.h"
#if QT_VERSION < 0x040500
QStringList removeDuplicates(QStringList &sl);
#endif
// The capital cities from all countries of the world
// Source: Wikipedia, Google
CITIES Cities[] = {
{ " - - - - - - -", 0.0, 0.0 },
{ "Abidjan", 5.3363, -4.0277 },
{ "Abu Dhabi", 24.4758, 54.3714 },
{ "Abuja", 9.0578, 7.4892 },
{ "Accora", 5.5555, -0.196 },
{ "Addis Abeba", 9.0164, 38.7579 },
{ "Algier", 36.7527, 3.0422 },
{ "Amman", 31.9565, 35.9457 },
{ "Amsterdam", 52.3737, 4.8911 },
{ "Andorra la Vella", 42.5074, 1.5219 },
{ "Ankara", 39.9438, 32.856 },
{ "Antananarivo", -18.915, 47.5318 },
{ "Apia", -13.8314, -171.7516 },
{ "Aschgabat", 37.9501, 58.3802 },
{ "Asmara", 15.3324, 38.9261 },
{ "Astana", 51.1798, 71.4466 },
{ "Asuncion", -25.3003, -57.6363 },
{ "Athen", 37.9792, 23.7166 },
{ "Bagdad", 33.3158, 44.3921 },
{ "Baku", 40.4167, 49.8236 },
{ "Bamako", 12.6529, -7.9865 },
{ "Bandar Seri Begawan", 4.9431, 114.9424 },
{ "Bankok", 13.7211, 100.4765 },
{ "Bangui", 4.3616, 18.556 },
{ "Banjul", 13.4548, -16.579 },
{ "Basseterre", 17.2968, -62.7137 },
{ "Beirut", 33.8886, 35.4954 },
{ "Belgrad", 44.8024, 20.4651 },
{ "Belmopan", 17.2617, -88.7785 },
{ "Berlin", 52.5234, 13.4105 },
{ "Bern", 46.9479, 7.4479 },
{ "Bratislava", 48.1483, 17.1068 },
{ "Bridgetown", 13.0935, -59.6106 },
{ "Bruessel", 50.8462, 4.3545 },
{ "Budapest", 47.4984, 19.0403 },
{ "Buenos Aires", -34.6084, -58.3733 },
{ "Bukarest", 44.4304, 26.1225 },
{ "Den Haag", 52.0782, 4.3134 },
{ "Dublin", 53.3441, -6.2677 },
{ "Helsinki", 60.1698, 24.9379 },
{ "Kopenhagen", 55.6762, 12.5678 },
{ "Lissabon", 38.7071, -9.1357 },
{ "Ljubljana", 46.0514, 14.5055 },
{ "London", 51.5001, -0.1262 },
{ "Luxemburg", 49.8152, 6.1286 },
{ "Madrid", 40.4167, -3.7036 },
{ "Mexiko City", 19.427, -99.128 },
{ "Minsk", 53.8996, 27.5753 },
{ "Monaco", 43.7326, 7.4189 },
{ "Moskau", 55.7554, 37.6203 },
{ "Oslo", 59.9136, 10.7394 },
{ "Ottawa", 45.4218, -75.6964 },
{ "Paris", 48.856, 2.3515 },
{ "Peking", 39.9077, 116.3994 },
{ "Prag", 50.088, 14.4217 },
{ "Reykjavik", 64.1352, -21.8951 },
{ "Riga", 56.9462, 24.1049 },
{ "Rom", 41.8945, 12.4826 },
{ "San Marino", 43.9322, 12.4484 },
{ "Sofia", 42.6963, 23.3236 },
{ "Stockholm", 59.3329, 18.0652 },
{ "Tirana", 41.3309, 19.8325 },
{ "Tokio", 35.688, 139.6932 },
{ "Vaduz", 47.1407, 9.5218 },
{ "Valletta", 35.9009, 14.5154 },
{ "Vilnius", 54.6888, 25.2801 },
{ "Warschau", 52.2291, 21.0123 },
{ "Washington D.C.", 38.8917, -77.0239 },
{ "Wien", 48.2091, 16.3727 },
{ "Zagreb", 45.8149, 15.9784 },
{ "", 0.0, 0.0 }
};
ZOOM zoom[] = {
{ 0.014108, 0.003554 },
{ 0.028216, 0.007108 },
{ 0.056432, 0.014216 },
{ 0.112864, 0.028432 },
{ 0.225728, 0.056864 },
{ 0.451456, 0.113728 },
{ 0.902912, 0.227456 },
{ 1.805824, 0.454912 },
{ 3.611648, 0.909824 },
{ 7.223296, 1.819648 }
};
wmsSelectorWidget::wmsSelectorWidget (QWidget* parent, Qt::WFlags fl)
: QDialog (parent, fl), Ui::wmsSelectorWidgetBase()
{
// Initialize some variables
http = 0;
httpRequestAborted = false;
progressDialog = 0;
id = 0;
Layer = 0;
firstLayer = 0;
zLevel = 0;
initializeParser();
// Initialize the GUI elements
setupUi (this);
// Initialize the environment
urlWMS->setMode(KFile::File | KFile::ExistingOnly);
KConfig cfg (QString("sportwatcher.rc"), KConfig::SimpleConfig);
KConfigGroup ic (&cfg, "WMS");
urlWMS->setUrl (ic.readEntry("ServerURL", "http://onearth.jpl.nasa.gov/wms.cgi"));
Data = ic.readEntry("Data", QDir::home().absolutePath() + "/.sportwatcher");
MAP = ic.readEntry("MAP", QDir::home().absolutePath() + "/.sportwatcher/track.wms");
file.setFileName(Data + "/capabilities.xml"); // File to save WMS capabilities
edBands->setValue(ic.readEntry("Bands", 3));
Layers = ic.readEntry("Layer", QString("modis,global_mosaic"));
StyleCommas = true;
cbStyles->setChecked(StyleCommas);
// Fill the cities combo box
int i = 0;
while (!Cities[i].city.isEmpty())
{
cbCities->addUrl(KUrl(Cities[i].city));
i++;
}
// Connect the http module
progressDialog = new KProgressDialog(this);
http = new QHttp(this);
connect(http, SIGNAL(requestFinished(int, bool)), this, SLOT(WMSrequestFinished(int, bool)));
connect(http, SIGNAL(dataReadProgress(int, int)), this, SLOT(updateDataReadProgress(int, int)));
connect(http, SIGNAL(responseHeaderReceived(const QHttpResponseHeader &)), this, SLOT(readResponseHeader(const QHttpResponseHeader &)));
connect(http, SIGNAL(authenticationRequired(const QString &, quint16, QAuthenticator *)),
this, SLOT(slotAuthenticationRequired(const QString &, quint16, QAuthenticator *)));
connect(progressDialog, SIGNAL(cancelClicked()), this, SLOT(cancelDownload()));
#ifndef QT_NO_OPENSSL
connect(http, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
#endif
getCapabilities();
Init = true;
}
wmsSelectorWidget::~wmsSelectorWidget()
{
if (file.exists())
file.remove();
destroyErrors();
}
/*$SPECIALIZATION$*/
void wmsSelectorWidget::slotGetCapabilities()
{
actionLayer->availableListWidget()->clear();
actionLayer->selectedListWidget()->clear();
getCapabilities();
}
void wmsSelectorWidget::slotDetails()
{
int i;
wmsCapabilitiesWidget *dlg = new wmsCapabilitiesWidget(this);
dlg->setName(Service.Name);
dlg->setTitle(Service.Title);
dlg->setAbstract(Service.Abstract);
dlg->setOnline(Service.OnlineResource);
dlg->setPerson(Service.ContactPerson);
dlg->setOrg(Service.ContactOrganisation);
dlg->setPhone(Service.ContactVoiceTelephone);
dlg->setFax(Service.ContactFacsimileTelephone);
dlg->setMail(Service.ContactElectronicMailAddress);
dlg->setAddress(Service.Address);
dlg->setCity(Service.City);
dlg->setState(Service.StateOrProvince);
dlg->setPostCode(Service.PostCode);
dlg->setCountry(Service.Country);
dlg->setCapabilitiesGet(Request.GetCapabilities.Get);
dlg->setCapabilitiesPost(Request.GetCapabilities.Post);
if (Request.GetCapabilities.Format.size() > 0)
dlg->setFormat(Request.GetCapabilities.Format.at(0));
dlg->setMapGet(Request.GetMap.Get);
dlg->setMapPost(Request.GetMap.Post);
for (i = 0; i < Request.GetMap.Format.size(); ++i)
dlg->addFormats(Request.GetMap.Format.at(i));
for (i = 0; i < Request.GetFeatureInfo.Format.size(); ++i)
dlg->addFeatures(Request.GetFeatureInfo.Format.at(i));
if (firstLayer)
{
LAYER *akt = firstLayer;
QStringList sl;
while (akt)
{
for (i = 0; i < akt->SRS.size(); ++i)
sl << akt->SRS.at(i);
akt = akt->next;
}
#if QT_VERSION >= 0x040500
sl.removeDuplicates();
#else
removeDuplicates(sl);
#endif
for (i = 0; i < sl.size(); ++i)
dlg->addDate(sl.at(i));
}
dlg->exec();
delete dlg;
}
void wmsSelectorWidget::slotAdded(QListWidgetItem *item)
{
double minx, miny, maxx, maxy;
setDimension(minx, miny, maxx, maxy, item);
grabPicture(minx, miny, maxx, maxy);
}
void wmsSelectorWidget::slotRemoved(QListWidgetItem *item)
{
double minx, miny, maxx, maxy;
setDimension(minx, miny, maxx, maxy, item);
grabPicture(minx, miny, maxx, maxy);
}
void wmsSelectorWidget::slotUp(QListWidgetItem *item)
{
double minx, miny, maxx, maxy;
setDimension(minx, miny, maxx, maxy, item);
grabPicture(minx, miny, maxx, maxy);
}
void wmsSelectorWidget::slotDown(QListWidgetItem *item)
{
double minx, miny, maxx, maxy;
setDimension(minx, miny, maxx, maxy, item);
grabPicture(minx, miny, maxx, maxy);
}
void wmsSelectorWidget::slotCities(QString city)
{
int i = 0;
double minx, miny, maxx, maxy;
while (!Cities[i].city.isEmpty())
{
if (Cities[i].city == city)
{
edLat->setValue(Cities[i].lat);
edLon->setValue(Cities[i].lon);
break;
}
i++;
}
if (actionLayer->selectedListWidget()->count() > 0)
{
setDimension(minx, miny, maxx, maxy, 0);
grabPicture(minx, miny, maxx, maxy);
}
}
void wmsSelectorWidget::slotStyles(bool mode)
{
StyleCommas = mode;
}
void wmsSelectorWidget::slotSliderPressed()
{
sliderPressed = true;
}
void wmsSelectorWidget::slotSliderReleased()
{
double minx, miny, maxx, maxy;
sliderPressed = false;
if (!sliderPressed && actionLayer->selectedListWidget()->count() > 0)
{
setDimension(minx, miny, maxx, maxy, 0);
grabPicture(minx, miny, maxx, maxy);
}
}
void wmsSelectorWidget::slotValueChanged(int val)
{
double minx, miny, maxx, maxy;
zLevel = val;
if (!sliderPressed && actionLayer->selectedListWidget()->count() > 0)
{
setDimension(minx, miny, maxx, maxy, 0);
grabPicture(minx, miny, maxx, maxy);
}
}
/*
* This functions try to get a small example picture from the WMS server
*/
bool wmsSelectorWidget::grabPicture(double minx, double miny, double maxx, double maxy)
{
#if defined HAVE_GDAL
QPixmap pm;
GDALDataset *poDataset = 0;
GDALRasterBand *poBand = 0;
unsigned char *pafScanline = 0;
unsigned char *pafScanlineRed = 0;
unsigned char *pafScanlineGreen = 0;
unsigned char *pafScanlineBlue = 0;
unsigned char *pafScanlineAlpha = 0;
int nXSize, nYSize;
int width, height;
bool Fgeo = false;
QPainter paint;
QApplication::setOverrideCursor (QCursor(Qt::WaitCursor));
width = lbPreview->width();
height = lbPreview->height() - 6; // necessary to prevent growing of dialog window
nXSize = nYSize = 0;
if (!writeWMSTag(minx, miny, maxx, maxy, width, height))
{
QApplication::restoreOverrideCursor();
KMessageBox::error(this, i18n("Error writing a tag file!"));
return false;
}
// set the dimensions of the pixmap
pm = QPixmap(width, height);
// start painting the map
paint.begin(&pm);
QColor background(220, 220, 220);
paint.fillRect(0, 0, width, height, background);
if ((poDataset = (GDALDataset *)GDALOpen (MAP.toAscii().constData(), GA_ReadOnly)) != NULL)
{
int nRasterCount = poDataset->GetRasterCount();
int nXBlock, nYBlock;
GDALColorTable *pCT, *pCTb, *pCTr, *pCTg, *pCTa;
int bGotMin, bGotMax;
int tTypeLen, tColor, tColorEntrys;
GDALDataType tRasterType;
double adfMinMax[2];
pCT = pCTb = pCTr = pCTg = pCTa = 0;
tTypeLen = 0;
pafScanlineRed = pafScanlineGreen = pafScanlineBlue = pafScanlineAlpha = 0;
Fgeo = true;
for (int a = 1; a <= nRasterCount; a++)
{
if (!Fgeo)
break;
if (!(poBand = poDataset->GetRasterBand (a)))
{
paint.end();
QApplication::restoreOverrideCursor();
KMessageBox::error(this, i18n("Error getting a raster band:\n%1").arg(catGDALError()));
if (pafScanlineRed)
delete pafScanlineRed;
if (pafScanlineGreen)
delete pafScanlineGreen;
if (pafScanlineBlue)
delete pafScanlineBlue;
if (pafScanlineAlpha)
delete pafScanlineAlpha;
GDALClose (poDataset);
poDataset = 0;
return false;
}
poBand->GetBlockSize (&nXBlock, &nYBlock);
nXSize = poBand->GetXSize();
nYSize = poBand->GetYSize();
tRasterType = poBand->GetRasterDataType ();
tTypeLen = GDALGetDataTypeSize (tRasterType) / 8; // We need Bytes not Bits!
tColor = poBand->GetColorInterpretation ();
adfMinMax[0] = poBand->GetMinimum (&bGotMin);
adfMinMax[1] = poBand->GetMaximum (&bGotMax);
if (!(bGotMin && bGotMax))
GDALComputeRasterMinMax ((GDALRasterBandH)poBand, TRUE, adfMinMax);
if ((pCT = poBand->GetColorTable()) != NULL)
tColorEntrys = poBand->GetColorTable()->GetColorEntryCount();
switch (a)
{
case 1: pafScanlineRed = new unsigned char[tTypeLen * nXSize * nYSize]; pafScanline = pafScanlineRed; pCTr = pCT; break;
case 2: pafScanlineGreen = new unsigned char[tTypeLen * nXSize * nYSize]; pafScanline = pafScanlineGreen; pCTg = pCT; break;
case 3: pafScanlineBlue = new unsigned char[tTypeLen * nXSize * nYSize]; pafScanline = pafScanlineBlue; pCTb = pCT; break;
case 4: pafScanlineAlpha = new unsigned char[tTypeLen * nXSize * nYSize]; pafScanline = pafScanlineAlpha; pCTa = pCT; break;
}
if (!pafScanline)
{
paint.end();
QApplication::restoreOverrideCursor();
KMessageBox::error(this, i18n("Not enough memory for a raster operation!"));
if (pafScanlineRed)
delete pafScanlineRed;
if (pafScanlineGreen)
delete pafScanlineGreen;
if (pafScanlineBlue)
delete pafScanlineBlue;
if (pafScanlineAlpha)
delete pafScanlineAlpha;
GDALClose (poDataset);
poDataset = 0;
return false;
}
memset (pafScanline, 0, tTypeLen * nXSize * nYSize);
/*
* Get the image (from the server) and put the tiles together.
*
* The function reads only one raster band. This is,
* because the function is called for every raster band and
* every raster band is stored into a separate array.
*/
if (poBand->RasterIO (GF_Read, 0, 0, nXSize, nYSize, pafScanline, nXSize, nYSize, tRasterType, 0, 0) == CE_Failure)
{
paint.end();
QApplication::restoreOverrideCursor();
KMessageBox::error(this, i18n("Error reading a raster band:\n%1").arg(catGDALError()));
QApplication::setOverrideCursor (QCursor(Qt::WaitCursor));
paint.begin(&pm);
Fgeo = false;
break;
}
else
Fgeo = true;
}
/*
* Only if Fgeo is TRUE, we've read successfully all raster
* bands. Now we have to put the bands together to get
* an image.
*/
if (Fgeo)
{
unsigned char *pCombinedBytes = new unsigned char[(tTypeLen * nXSize * nYSize * nRasterCount)];
unsigned char *ptr_dest, *ptr_src;
int j, x1, y1, a;
ptr_dest = ptr_src = 0;
/*
* We need two nested loops to set the pixels in the wanted
* order.
*/
for (a = 0, j = 0; a < (nXSize * nYSize * nRasterCount); a += nRasterCount, j++)
{
int k = a;
for (int m = nRasterCount - 1; m >= 0; m--, k++)
{
unsigned char *pBytes = 0;
switch (m)
{
case 3: pBytes = pafScanlineAlpha; pCT = pCTa; break;
case 2: pBytes = pafScanlineBlue; pCT = pCTb; break;
case 1: pBytes = pafScanlineGreen; pCT = pCTg; break;
default: pBytes = pafScanlineRed; pCT = pCTr;
}
ptr_dest = pCombinedBytes + k;
unsigned char b = pBytes[j];
/*
* If we have a color table, the pixels are pointers
* to the color table. We need to convert them into
* 24 bit pixels plus an optional alpha channel.
*/
if (pCT != NULL)
{
GDALColorEntry ce;
unsigned int c = (unsigned int)b;
c = pCT->GetColorEntryAsRGB (c, &ce);
if (m == 0) c = ce.c1;
if (m == 1) c = ce.c2;
if (m == 2) c = ce.c3;
if (m == 3) c = ce.c4;
b = (unsigned char)c;
}
ptr_src = &b;
memcpy (ptr_dest, ptr_src, 1);
}
}
x1 = y1 = 0;
/*
* The following loop is QT specific! It sets the pixels
* of the raw image, pixel by pixel. This may be slow, but
* everything else didn't work :-(
*
* FIXME: We need a more effective routine to put the
* raw image into QT's "painter" class.
*/
for (a = 0; a < (nXSize * nYSize * nRasterCount); a += nRasterCount)
{
if (x1 < width && y1 < height)
{
if (nRasterCount == 3)
paint.setPen (QPen(QColor((int)pCombinedBytes[a+2], (int)pCombinedBytes[a+1], (int)pCombinedBytes[a]), Qt::SolidLine));
else if (nRasterCount > 3)
paint.setPen (QPen(QColor(qRgba((int)pCombinedBytes[a+3], (int)pCombinedBytes[a+2], (int)pCombinedBytes[a+1], (int)pCombinedBytes[a])), Qt::SolidLine));
else if (nRasterCount == 2)
paint.setPen (QPen(QColor((int)pCombinedBytes[a+1], (int)pCombinedBytes[a], (int)pCombinedBytes[a+1]), Qt::SolidLine));
else if (nRasterCount == 1)
paint.setPen (QPen(QColor((int)pCombinedBytes[a], (int)pCombinedBytes[a], (int)pCombinedBytes[a]), Qt::SolidLine));
paint.drawPoint(x1, y1);
}
x1++;
if (x1 >= nXSize)
{
x1 = 0;
y1++;
}
}
delete pCombinedBytes;
pCombinedBytes = 0;
}
if (pafScanlineRed)
delete pafScanlineRed;
if (pafScanlineGreen)
delete pafScanlineGreen;
if (pafScanlineBlue)
delete pafScanlineBlue;
if (pafScanlineAlpha)
delete pafScanlineAlpha;
GDALClose (poDataset);
poDataset = 0;
}
else
{
paint.end();
lbPreview->setPixmap(pm);
QApplication::restoreOverrideCursor();
KMessageBox::error(this, i18n("Error initializing GDAL:\n%1").arg(catGDALError()));
return false;
}
paint.end();
lbPreview->setPixmap(pm);
QApplication::restoreOverrideCursor();
#endif
return true;
}
/*
* This part is a parser, able to read an XML-file produced by a WMS-server.
* The file contains informations about the layers and styles the server
* supports.
*/
bool wmsSelectorWidget::startDocument()
{
initializeParser();
Exception.clear();
WMSVersion.clear();
element = el2 = el_none;
attribute = at_none;
line = 0;
lcount = 0;
return true;
}
bool wmsSelectorWidget::startElement( const QString&, const QString&,
const QString& qName,
const QXmlAttributes& att)
{
int index;
attribute = at_none;
if (qName.toLower() == QString("wmt_ms_capabilities"))
{
element = el_WMT_MS_Capabilities;
if ((index = att.index(QString("version"))) != -1)
WMSVersion = att.value(index);
}
else if (qName.toLower() == QString("service"))
element = el_Service;
else if (qName.toLower() == QString("name"))
attribute = at_Name;
else if (qName.toLower() == QString("title"))
attribute = at_Title;
else if (qName.toLower() == QString("onlineresource"))
{
if (element == el_Service)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Service.OnlineResource = att.value(index);
if ((index = att.index(QString("type"))) != -1)
Service.Type = att.value(index);
}
else if (element == el_GetCapabilities && el2 == el_Get)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetCapabilities.Get = att.value(index);
}
else if (element == el_GetCapabilities && el2 == el_Post)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetCapabilities.Post = att.value(index);
}
else if (element == el_GetMap && el2 == el_Get)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetMap.Get = att.value(index);
}
else if (element == el_GetMap && el2 == el_Post)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetMap.Post = att.value(index);
}
else if (element == el_GetFeatureInfo && el2 == el_Get)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetFeatureInfo.Get = att.value(index);
}
else if (element == el_GetFeatureInfo && el2 == el_Post)
{
if ((index = att.index(QString("href"))) != -1 || (index = att.index(QString("xlink:href"))) != -1)
Request.GetFeatureInfo.Post = att.value(index);
}
}
else if (qName.toLower() == QString("contactinformation"))
element = el_ContactInformation;
else if (qName.toLower() == QString("contactpersonprimary"))
element = el_ContactPersonPrimary;
else if (qName.toLower() == QString("contactperson"))
attribute = at_ContactPerson;
else if (qName.toLower() == QString("contactorganization"))
attribute = at_ContactOrganisation;
else if (qName.toLower() == QString("contactposition"))
attribute = at_ContactPosition;
else if (qName.toLower() == QString("contactaddress"))
element = el_ContactAddress;
else if (qName.toLower() == QString("addresstype"))
attribute = at_AddressType;
else if (qName.toLower() == QString("address"))
attribute = at_Address;
else if (qName.toLower() == QString("city"))
attribute = at_City;
else if (qName.toLower() == QString("stateorprovince"))
attribute = at_StateOrProvince;
else if (qName.toLower() == QString("postcode"))
attribute = at_PostCode;
else if (qName.toLower() == QString("country"))
attribute = at_Country;
else if (qName.toLower() == QString("contactvoicetelephone"))
attribute = at_ContactVoiceTelephone;
else if (qName.toLower() == QString("contactfacsimiletelephone"))
attribute = at_ContactFacsimileTelephone;
else if (qName.toLower() == QString("contactelectronicmailaddress"))
attribute = at_ContactElectronicMailAddress;
else if (qName.toLower() == QString("fees"))
attribute = at_Fees;
else if (qName.toLower() == QString("accessconstraints"))
attribute = at_AccessConstraints;
else if (qName.toLower() == QString("capability"))
element = el_Capability;
else if (qName.toLower() == QString("request"))
element = el_Request;
else if (qName.toLower() == QString("getcapabilities"))
element = el_GetCapabilities;
else if (qName.toLower() == QString("format"))
attribute = at_Format;
else if (qName.toLower() == QString("dcptype"))
el2 = el_DCPType;
else if (qName.toLower() == QString("http"))
el2 = el_HTTP;
else if (qName.toLower() == QString("get"))
el2 = el_Get;
else if (qName.toLower() == QString("post"))
el2 = el_Post;
else if (qName.toLower() == QString("getmap"))
element = el_GetMap;
else if (qName.toLower() == QString("getfeatureinfo"))
element = el_GetFeatureInfo;
else if (qName.toLower() == QString("exception"))
element = el_Exception;
else if (qName.toLower() == QString("layer"))
{
LAYER *akt;
element = el_Layer;
lcount++;
akt = allocateLayer();
if (firstLayer == 0)
firstLayer = akt;
if ((index = att.index(QString("opaque"))) != -1)
akt->opaque = (att.value(index).toInt() == 0) ? false : true;
if ((index = att.index(QString("noSubsets"))) != -1)
akt->noSubsets = (att.value(index).toInt() == 0) ? false : true;
if ((index = att.index(QString("queryable"))) != -1)
akt->queryable = (att.value(index).toInt() == 0) ? false : true;
if ((index = att.index(QString("cascaded"))) != -1)
akt->cascaded = (att.value(index).toInt() == 0) ? false : true;
}
else if (qName.toLower() == QString("srs"))
attribute = at_SRS;
else if (qName.toLower() == QString("crs"))
attribute = at_CRS;
else if (qName.toLower() == QString("abstract"))
attribute = at_Abstract;
else if (qName.toLower() == QString("latlonboundingbox"))
{
if (lcount < 1)
{
KMessageBox::error(this, i18n("Error at line %1: Element LatLonBoundingBox was found outside of a Layer element!").arg(line));
return false;
}
if (!Layer || !firstLayer)
{
KMessageBox::error(this, i18n("Fatal error at line %1: Layer was not initialized!").arg(line));
return false;
}
if ((index = att.index(QString("maxx"))) != -1)
Layer->LatLon.maxx = att.value(index).toDouble();
if ((index = att.index(QString("maxy"))) != -1)
Layer->LatLon.maxy = att.value(index).toDouble();
if ((index = att.index(QString("minx"))) != -1)
Layer->LatLon.minx = att.value(index).toDouble();
if ((index = att.index(QString("miny"))) != -1)
Layer->LatLon.miny = att.value(index).toDouble();
}
else if (qName.toLower() == QString("boundingbox"))
{
if (lcount < 1)
{
KMessageBox::error(this, i18n("Error at line %1: Element BoundingBox was found outside of a Layer element!").arg(line));
return false;
}
if (!Layer || !firstLayer)
{
KMessageBox::error(this, i18n("Fatal error at line %1: Layer was not initialized!").arg(line));
return false;
}
if ((index = att.index(QString("maxx"))) != -1)
Layer->Bounding.maxx = att.value(index).toDouble();
if ((index = att.index(QString("maxy"))) != -1)
Layer->Bounding.maxy = att.value(index).toDouble();
if ((index = att.index(QString("minx"))) != -1)
Layer->Bounding.minx = att.value(index).toDouble();
if ((index = att.index(QString("miny"))) != -1)
Layer->Bounding.miny = att.value(index).toDouble();
if ((index = att.index(QString("srs"))) != -1)
Layer->Bounding.SRS = att.value(index);
}
else if (qName.toLower() == QString("metadataurl"))
element = el_MetadataURL;
else if (qName.toLower() == QString("legendurl"))
element = el_LegendURL;
else if (qName.toLower() == QString("style"))
{
element = el_Style;
if (!Layer || !firstLayer)
{
KMessageBox::error(this, i18n("Fatal error at line %1: Layer was not initialized!").arg(line));
return false;
}
if (!Layer->style)
Layer->style = allocateStyle();
else
{
STYLE *akt = findLastStyle(Layer);
akt->next = allocateStyle();
}
}
else if (qName.toLower() == QString("scalehint"))
{
if (lcount < 1)
{
KMessageBox::error(this, i18n("Error at line %1: Element ScaleHint was found outside of a Layer element!").arg(line));
return false;
}
if (!Layer || !firstLayer)
{
KMessageBox::error(this, i18n("Fatal error at line %1: Layer was not initialized!").arg(line));
return false;
}
if ((index = att.index(QString("min"))) != -1)
Layer->scaleMin = att.value(index).toDouble();
if ((index = att.index(QString("max"))) != -1)
Layer->scaleMax = att.value(index).toDouble();
}
return true;
}
bool wmsSelectorWidget::endElement( const QString&, const QString&, const QString& qName)
{
attribute = at_none;
if (qName.toLower() == QString("wmt_ms_Capabilities"))
element = el_none;
else if (qName.toLower() == QString("service"))
element = el_WMT_MS_Capabilities;
else if (qName.toLower() == QString("keywordlist"))
element = el_Service;
else if (qName.toLower() == QString("contactinformation"))
element = el_Service;
else if (qName.toLower() == QString("contactpersonprimary"))
element = el_ContactInformation;
else if (qName.toLower() == QString("contactaddress"))
element = el_ContactInformation;
else if (qName.toLower() == QString("capability"))
element = el_WMT_MS_Capabilities;
else if (qName.toLower() == QString("request"))
element = el_Capability;
else if (qName.toLower() == QString("getcapabilities"))
element = el_Request;
else if (qName.toLower() == QString("dcptype"))
el2 = el_none;
else if (qName.toLower() == QString("http"))
el2 = el_DCPType;
else if (qName.toLower() == QString("get"))
el2 = el_HTTP;
else if (qName.toLower() == QString("post"))
el2 = el_HTTP;
else if (qName.toLower() == QString("getmap"))
element = el_Request;
else if (qName.toLower() == QString("getfeatureinfo"))
element = el_Request;
else if (qName.toLower() == QString("exception"))
element = el_Capability;
else if (qName.toLower() == QString("layer"))
{
lcount--;
if (lcount == 0)
element = el_Capability;
else
element = el_Layer;
}
else if (qName.toLower() == QString("metadataurl"))
element = el_Layer;
else if (qName.toLower() == QString("legendurl"))
element = el_Layer;
else if (qName.toLower() == QString("style"))
element = el_Layer;
return true;
}
bool wmsSelectorWidget::characters (const QString& chraw)
{
if (chraw.at(0) == QChar('\n'))
{
line++;
return true;
}
QString ch = chraw.trimmed();
if (ch.length() == 0)
return true;
if (element == el_Service || element == el_ContactInformation ||
element == el_ContactPersonPrimary || element == el_ContactAddress)
{
if (attribute == at_Name)
Service.Name = ch;
else if (attribute == at_Title)
Service.Title = ch;
else if (attribute == at_Abstract)
Service.Abstract = ch;
else if (attribute == at_ContactPerson)
Service.ContactPerson = ch;
else if (attribute == at_ContactOrganisation)
Service.ContactOrganisation = ch;
else if (attribute == at_ContactElectronicMailAddress)
Service.ContactElectronicMailAddress = ch;
else if (attribute == at_ContactPosition)
Service.ContactPosition = ch;
else if (attribute == at_AddressType)
Service.AddressType = ch;
else if (attribute == at_Address)
Service.Address = ch;
else if (attribute == at_City)
Service.City = ch;
else if (attribute == at_StateOrProvince)
Service.StateOrProvince = ch;
else if (attribute == at_PostCode)
Service.PostCode = ch;
else if (attribute == at_Country)
Service.Country = ch;
else if (attribute == at_ContactVoiceTelephone)
Service.ContactVoiceTelephone = ch;
else if (attribute == at_ContactFacsimileTelephone)
Service.ContactFacsimileTelephone = ch;
else if (attribute == at_Fees)
Service.Fees = ch;
else if (attribute == at_AccessConstraints)
Service.AccessConstraints = ch;
}
else if (element == el_GetCapabilities)
{
if (attribute == at_Format)
Request.GetCapabilities.Format << ch;
}
else if (element == el_GetMap)
{
if (attribute == at_Format)
Request.GetMap.Format << ch;
}
else if (element == el_GetFeatureInfo)
{
if (attribute == at_Format)
Request.GetFeatureInfo.Format << ch;
}
else if (element == el_Exception)
{
if (attribute == at_Format)
Exception << ch;
}
else if (element == el_Layer)
{
if (attribute == at_Name)
Layer->Name = ch;
else if (attribute == at_Title)
Layer->Title = ch;
else if (attribute == at_Abstract)
Layer->Abstract = ch;
else if (attribute == at_SRS)
Layer->SRS << ch;
else if (attribute == at_CRS)
Layer->CRS << ch;
}
else if (element == el_Style)
{
STYLE *akt = findLastStyle(Layer);
if (!Layer->style)
{
Layer->style = allocateStyle();
akt = Layer->style;
}
if (!akt)
{
KMessageBox::error(this, i18n("Fatal error at line %1: No, or unable to allocate memory for a style!").arg(line));
return false;
}
if (attribute == at_Name)
akt->Name = ch;
else if (attribute == at_Title)
akt->Title = ch;
}
return true;
}
void wmsSelectorWidget::getCapabilities()
{
if (file.exists())
file.remove();
if (!file.open(QIODevice::WriteOnly))
{
KMessageBox::information(this,
i18n("Unable to save the file %1: %2.").arg(file.fileName()).arg(file.errorString()),
i18n("WMS capabilities"));
return;
}
#ifndef QT_NO_OPENSSL
QHttp::ConnectionMode mode = (urlWMS->url().protocol().toLower() == "https") ? QHttp::ConnectionModeHttps : QHttp::ConnectionModeHttp;
#else
QHttp::ConnectionMode mode = QHttp::ConnectionModeHttp;
#endif
http->setHost(urlWMS->url().host(), mode, (urlWMS->url().port() == -1) ? 0 : urlWMS->url().port());
if (!urlWMS->url().user().isEmpty())
http->setUser(urlWMS->url().user(), urlWMS->url().pass());
httpRequestAborted = false;
id = http->get(urlWMS->url().url() + "?VERSION=1.1.1&REQUEST=GetCapabilities&SERVICE=WMS", &file);
// Show a progress dialog
progressDialog->setVisible(true);
progressDialog->setWindowTitle(i18n("Getting capabilities"));
progressDialog->setLabelText(i18n("Downloading capabilities."));
}
bool wmsSelectorWidget::parseWMS()
{
QXmlSimpleReader reader;
LAYER *aktLayer;
QXmlInputSource source (&file);
reader.setContentHandler (this);
reader.parse (source);
// Put the result into the elements of the mask
aktLayer = firstLayer;
while (aktLayer)
{
if (!aktLayer->Name.isEmpty()) // Do we have a valid layer?
actionLayer->availableListWidget()->addItem(aktLayer->Name);
aktLayer = aktLayer->next;
}
return true;
}
QString wmsSelectorWidget::getLayers()
{
QString la;
QListWidget *lw = actionLayer->selectedListWidget();
for (int i = 0; i < lw->count(); i++)
{
QListWidgetItem *item = lw->item(i);
la += item->text();
if (i < lw->count() - 1)
la += ",";
}
return la;
}
QString wmsSelectorWidget::getStyles()
{
QString la;
QListWidget *lw = actionLayer->selectedListWidget();
int anz = lw->count();
if (cbStyles->isChecked() && anz > 1)
la.fill(',', anz - 1);
return la;
}
void wmsSelectorWidget::cancelDownload()
{
httpRequestAborted = true;
http->abort();
}
void wmsSelectorWidget::WMSrequestFinished(int requestId, bool error)
{
if (requestId != id)
return;
if (httpRequestAborted)
{
file.close();
file.remove();
progressDialog->hide();
return;
}
progressDialog->hide();
file.close();
if (error)
{
file.remove();
KMessageBox::information(this, i18n("Download failed: %1.").arg(http->errorString()), i18n("WMS capabilities"));
}
else
{
parseWMS();
if (Init)
{
// Set the already selected layers to the selected box
// This will be done only, if the box with the available layers
// is not empty. Otherwise we've to assume, that there was an
// error getting the capabilities of the server.
if (actionLayer->availableListWidget()->count() > 0)
{
QListWidget *item = actionLayer->selectedListWidget();
QListWidget *av = actionLayer->availableListWidget();
QStringList laList = Layers.split(',');
for (int i = 0; i < laList.size(); i++)
{
QList<QListWidgetItem*> qlwi = av->findItems(laList.at(i), Qt::MatchExactly);
if (qlwi.size() == 1)
{
item->addItem(laList.at(i));
av->takeItem(av->row(qlwi.at(0)));
}
}
}
Init = false;
}
}
}
void wmsSelectorWidget::readResponseHeader(const QHttpResponseHeader &responseHeader)
{
switch (responseHeader.statusCode())
{
case 200: // Ok
case 301: // Moved Permanently
case 302: // Found
case 303: // See Other
case 307: // Temporary Redirect
// these are not error conditions
break;
default:
KMessageBox::information(this,
i18n("Download failed: %1.").arg(responseHeader.reasonPhrase()),
i18n("WMS capabilities"));
httpRequestAborted = true;
progressDialog->hide();
http->abort();
}
}
void wmsSelectorWidget::updateDataReadProgress(int bytesRead, int totalBytes)
{
if (httpRequestAborted)
return;
progressDialog->progressBar()->setMaximum(totalBytes);
progressDialog->progressBar()->setValue(bytesRead);
}
void wmsSelectorWidget::slotAuthenticationRequired(const QString &hostName, quint16, QAuthenticator *authenticator)
{
QDialog dlg;
Ui::Dialog ui;
ui.setupUi(&dlg);
dlg.adjustSize();
ui.siteDescription->setText(i18n("%1 at %2").arg(authenticator->realm()).arg(hostName));
if (dlg.exec() == QDialog::Accepted)
{
authenticator->setUser(ui.userEdit->text());
authenticator->setPassword(ui.passwordEdit->text());
}
}
#ifndef QT_NO_OPENSSL
void wmsSelectorWidget::sslErrors(const QList<QSslError> &errors)
{
QString errorString;
foreach (const QSslError &error, errors)
{
if (!errorString.isEmpty())
errorString += ", ";
errorString += error.errorString();
}
if (KMessageBox::warningContinueCancel(this,
i18n("One or more SSL errors has occurred: %1").arg(errorString),
i18n("WMS capabilities")) == KMessageBox::Continue)
{
http->ignoreSslErrors();
}
}
#endif
void wmsSelectorWidget::initializeParser()
{
LAYER *aktLayer;
Service.Name.clear();
Service.Title.clear();
Service.Abstract.clear();
Service.OnlineResource.clear();
Service.Type.clear();
Service.ContactPerson.clear();
Service.ContactOrganisation.clear();
Service.ContactPosition.clear();
Service.AddressType.clear();
Service.Address.clear();
Service.City.clear();
Service.StateOrProvince.clear();
Service.PostCode.clear();
Service.Country.clear();
Service.ContactVoiceTelephone.clear();
Service.ContactFacsimileTelephone.clear();
Service.ContactElectronicMailAddress.clear();
Service.Fees.clear();
Service.AccessConstraints.clear();
Request.GetCapabilities.Format.clear();
Request.GetCapabilities.Get.clear();
Request.GetCapabilities.Post.clear();
Request.GetMap.Format.clear();
Request.GetMap.Get.clear();
Request.GetMap.Post.clear();
Request.GetFeatureInfo.Format.clear();
Request.GetFeatureInfo.Get.clear();
Request.GetFeatureInfo.Post.clear();
if (Layer)
{
LAYER *nl;
aktLayer = Layer;
while (aktLayer)
{
aktLayer->opaque = false;
aktLayer->noSubsets = false;
aktLayer->queryable = false;
aktLayer->cascaded = false;
aktLayer->Name.clear();
aktLayer->Title.clear();
aktLayer->Abstract.clear();
aktLayer->SRS.clear();
aktLayer->LatLon.maxx = 0.0;
aktLayer->LatLon.maxy = 0.0;
aktLayer->LatLon.minx = 0.0;
aktLayer->LatLon.miny = 0.0;
aktLayer->Bounding.maxx = 0.0;
aktLayer->Bounding.maxy = 0.0;
aktLayer->Bounding.minx = 0.0;
aktLayer->Bounding.miny = 0.0;
aktLayer->scaleMin = 0.0;
aktLayer->scaleMax = 0.0;
if (aktLayer->style)
{
STYLE *ns, *akt;
akt = aktLayer->style;
while (akt)
{
akt->Name.clear();
akt->Title.clear();
akt->Format.clear();
akt->LegendURL.clear();
ns = akt->next;
delete akt;
akt = ns;
}
aktLayer->style = 0;
}
nl = aktLayer->next;
delete aktLayer;
aktLayer = nl;
}
Layer = 0;
firstLayer = 0;
}
}
LAYER *wmsSelectorWidget::allocateLayer()
{
LAYER *aktLayer, *last;
if (Layer)
{
last = Layer;
while (last)
{
if (!last->next)
break;
last = last->next;
}
aktLayer = new LAYER;
aktLayer->next = 0;
last->next = aktLayer;
Layer = aktLayer;
}
else
{
aktLayer = new LAYER;
aktLayer->next = 0;
Layer = last = firstLayer = aktLayer;
}
aktLayer->opaque = false;
aktLayer->noSubsets = false;
aktLayer->queryable = false;
aktLayer->cascaded = false;
aktLayer->Name.clear();
aktLayer->Title.clear();
aktLayer->Abstract.clear();
aktLayer->SRS.clear();
aktLayer->LatLon.maxx = 0.0;
aktLayer->LatLon.maxy = 0.0;
aktLayer->LatLon.minx = 0.0;
aktLayer->LatLon.miny = 0.0;
aktLayer->LatLon.SRS.clear();
aktLayer->Bounding.maxx = 0.0;
aktLayer->Bounding.maxy = 0.0;
aktLayer->Bounding.minx = 0.0;
aktLayer->Bounding.miny = 0.0;
aktLayer->Bounding.SRS.clear();
aktLayer->scaleMin = 0.0;
aktLayer->scaleMax = 0.0;
aktLayer->style = 0;
return aktLayer;
}
STYLE *wmsSelectorWidget::allocateStyle()
{
STYLE *akt;
akt = new STYLE;
akt->Name.clear();
akt->Title.clear();
akt->Format.clear();
akt->LegendURL.clear();
akt->next = 0;
return akt;
}
STYLE *wmsSelectorWidget::findLastStyle(LAYER *l)
{
STYLE *akt;
if (!l)
return 0;
akt = l->style;
while (akt)
{
if (!akt->next)
return akt;
akt = akt->next;
}
return 0;
}
bool wmsSelectorWidget::writeWMSTag(double llat, double llon, double rlat, double rlon, int width, int height)
{
#if defined HAVE_GDAL
QFile fl(MAP);
QString xml, s, srs, crs, styles, bSize, ext;
QDir dir = QDir::home();
QString path = dir.absolutePath();
QStringList sl;
//int item;
double _llat, _llon, _rlat, _rlon;
if (!fl.open(QIODevice::ReadWrite | QIODevice::Truncate))
{
KMessageBox::error (this, i18n("Error opening or creating the WMS tag file!\nPlease check file name and/or permissions."));
return false;
}
KConfig cfg (QString("sportwatcher.rc"), KConfig::SimpleConfig);
KConfigGroup wms (&cfg, "WMS");
xml = "<GDAL_WMS>\n";
xml += " <Service name=\"WMS\">\n";
if (!WMSVersion.isEmpty())
xml += " <Version>" + WMSVersion + "</Version>\n";
else
xml += " <Version>1.1.1</Version>\n";
xml += " <ServerURL>" + urlWMS->url().url() + "?</serverURL>\n";
_llon = llon;
_llat = llat;
_rlon = rlon;
_rlat = rlat;
if (firstLayer)
{
LAYER *akt = firstLayer;
while (akt)
{
for (int i = 0; i < akt->SRS.size(); ++i)
sl << akt->SRS.at(i);
akt = akt->next;
}
#if QT_VERSION >= 0x040500
sl.removeDuplicates();
#else
removeDuplicates(sl);
#endif
if (sl.contains("EPSG:4326") || sl.contains("WGS:84"))
srs = QString("EPSG:4326");
else
srs = sl.at(0);
}
else
srs = QString("EPSG:4326");
xml += " <SRS>" + srs + "</SRS>\n";
if (firstLayer && firstLayer->CRS.size())
{
LAYER *akt = firstLayer;
sl.clear();
while (akt)
{
for (int i = 0; i < akt->CRS.size(); ++i)
sl << akt->CRS.at(i);
akt = akt->next;
}
#if QT_VERSION >= 0x040500
sl.removeDuplicates();
#else
removeDuplicates(sl);
#endif
if (sl.contains("EPSG:4326") || sl.contains("CRS:84"))
crs = QString("EPSG:4326");
else
crs = sl.at(0);
}
else
crs = QString("EPSG:4326");
xml += " <CRS>" + crs + "</CRS>\n";
xml += " <ImageFormat>image/";
xml += "png";
ext = QString(".png");
xml += "</ImageFormat>\n";
xml += " <Layers>";
QListWidget *lw = actionLayer->selectedListWidget();
s.clear();
for (int i = 0; i < lw->count(); i++)
{
QListWidgetItem *lwi;
if (i > 0 && i < lw->count())
{
xml += ",";
s += ",";
}
lwi = lw->item(i);
xml += lwi->text();
}
xml += "</Layers>\n";
if (StyleCommas)
xml += " <Styles>" + s + "</Styles>\n";
else
xml += " <Styles></Styles>\n";
xml += " <BBoxOrder>xyXY</BBoxOrder>\n";
xml += " </Service>\n";
xml += " <DataWindow>\n";
s.sprintf ("%f", _llat);
xml += " <UpperLeftX>" + s + "</UpperLeftX>\n";
s.sprintf ("%f", _llon);
xml += " <UpperLeftY>" + s + "</UpperLeftY>\n";
s.sprintf ("%f", _rlat);
xml += " <LowerRightX>" + s + "</LowerRightX>\n";
s.sprintf ("%f", _rlon);
xml += " <LowerRightY>" + s + "</LowerRightY>\n";
s.sprintf ("%d", width);
xml += " <SizeX>" + s + "</SizeX>\n";
s.sprintf ("%d", height);
xml += " <SizeY>" + s + "</SizeY>\n";
xml += " </DataWindow>\n";
xml += " <Projection>" + srs + "</Projection>\n";
xml += " <BandsCount>" + QString("%1").arg(edBands->value()) + "</BandsCount>\n";
/* item = wms.readEntry("Tile", 2);
switch (item)
{
case 0: bSize = QString("64"); break;
case 1: bSize = QString("128"); break;
case 2: bSize = QString("256"); break;
case 3: bSize = QString("512"); break;
case 4: bSize = QString("1024"); break;
default: bSize = QString("256");
}
*/
bSize = QString("256");
xml += " <BlockSizeX>" + bSize + "</BlockSizeX>\n";
xml += " <BlockSizeY>" + bSize + "</BlockSizeY>\n";
xml += " <OverviewCount>" + wms.readEntry("Overview", QString("10")) + "</OverviewCount>\n";
xml += " <Cache>\n";
xml += " <Path>" + path + "/.gdalwmscache" + "</Path>\n";
xml += " <Depth>" + wms.readEntry("Depth", QString("2")) + "</Depth>\n";
xml += " <Extension>" + ext + "</Extension>\n";
xml += " </Cache>\n";
QString adv((wms.readEntry("Advice", true)) ? "true" : "false");
QString ver((wms.readEntry("Verify", false)) ? "true" : "false");
xml += " <OfflineMode>false</OfflineMode>\n";
xml += " <AdviseRead>" + adv + "</AdviseRead>\n";
xml += " <VerifyAdviseRead>" + ver + "</VerifyAdviseRead>\n";
xml += "</GDAL_WMS>\n";
write (fl.handle(), xml.toAscii().data(), strlen (xml.toAscii().data()));
fl.close();
#endif
return true;
}
void wmsSelectorWidget::setDimension(double &minx, double &miny, double &maxx, double &maxy, QListWidgetItem *item = 0)
{
double cx, cy, levX, levY;
LAYER *akt;
cx = cy = 0.0;
akt = firstLayer;
if (zLevel >= 0 && zLevel < 10)
{
levX = zoom[zLevel].x;
levY = zoom[zLevel].y;
}
else
{
levX = zoom[0].x;
levY = zoom[0].y;
}
cx = edLat->value();
cy = edLon->value();
if (cx == 0.0 && cy == 0.0)
{
while (akt)
{
cx = akt->LatLon.minx + (akt->LatLon.maxx - akt->LatLon.minx) / 2.0;
cy = akt->LatLon.miny + (akt->LatLon.maxy - akt->LatLon.miny) / 2.0;
if ((cx != 0.0 || cy != 0.0) && !item)
break;
if (item && item->text() == akt->Name && cx != 0.0 && cy != 0.0)
break;
akt = akt->next;
}
if (cx == 0.0 && cy == 0.0)
{ // Schloss Schoenbrunn in Vienna
cx = 16.298223 + (0.014108 / 2.0);
cy = 48.177103 + (0.003554 / 2.0);
}
edLat->setValue(cx);
edLon->setValue(cy);
}
minx = cx - (levX / 2.0);
maxx = cx + (levX / 2.0);
miny = cy + (levY / 2.0);
maxy = cy - (levY / 2.0);
}
#if QT_VERSION < 0x040500
QStringList removeDuplicates(QStringList &sl)
{
QStringList res;
for (int i = 0; i < sl.size(); i++)
{
if (res.indexOf(sl.at(i)) == -1)
res << sl.at(i);
}
sl = res;
return res;
}
#endif
#include "wmsselectorwidget.moc"