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use SE corner as WMS-C origin, wms metadata display & selection cosme… 
…tics

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@13150 c8812cc2-4d05-0410-92ff-de0c093fc19c
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jef committed Mar 23, 2010
1 parent 42e6ee9 commit 5aad9adf33501fde7702e5f0c365d3abddc0701a
Unified Split
Showing with 72 additions and 34 deletions.
  1. +4 −1 src/app/qgswmssourceselect.cpp
  2. +68 −33 src/providers/wms/qgswmsprovider.cpp
5 src/app/qgswmssourceselect.cpp
View file
@@ -5,7 +5,7 @@
copyright :
original : (C) 2005 by Brendan Morley email : morb at ozemail dot com dot au
wms search : (C) 2009 Mathias Walker <mwa at sourcepole.ch>, Sourcepole AG
wms-c support : (C) 2010 Jürgen E. Fischer < jef at norbit dot de >, norBIT GmbH
wms-c support : (C) 2010 Juergen E. Fischer < jef at norbit dot de >, norBIT GmbH
***************************************************************************/

@@ -56,14 +56,17 @@ QgsWMSSourceSelect::QgsWMSSourceSelect( QWidget * parent, Qt::WFlags fl )
setupUi( this );

mAddButton = new QPushButton( tr( "&Add" ) );
mAddButton->setToolTip( tr( "Add selected layers to map" ) );
buttonBox->addButton( mAddButton, QDialogButtonBox::ActionRole );
connect( mAddButton, SIGNAL( clicked() ), this, SLOT( addClicked() ) );

QPushButton *pb = new QPushButton( tr( "&Save" ) );
pb->setToolTip( tr( "Save WMS server connections to file" ) );
buttonBox->addButton( pb, QDialogButtonBox::ActionRole );
connect( pb, SIGNAL( clicked() ), this, SLOT( saveClicked() ) );

pb = new QPushButton( tr( "&Load" ) );
pb->setToolTip( tr( "Load WMS server connections from file" ) );
buttonBox->addButton( pb, QDialogButtonBox::ActionRole );
connect( pb, SIGNAL( clicked() ), this, SLOT( loadClicked() ) );

101 src/providers/wms/qgswmsprovider.cpp
View file
@@ -568,26 +568,32 @@ QImage *QgsWmsProvider::draw( QgsRectangle const &viewExtent, int pixelWidth, i
double ymax = std::min( viewExtent.yMaximum(), layerExtent.yMaximum() );

// snap to tile coordinates
double x0 = floor( xmin / dx ) * dx;
double y0 = floor( ymin / dy ) * dy;
double x0 = floor(( xmin - layerExtent.xMinimum() ) / dx ) * dx + layerExtent.xMinimum();
double y0 = floor(( ymin - layerExtent.yMinimum() ) / dy ) * dy + layerExtent.yMinimum();

#ifdef QGISDEBUG
// calculate number of tiles
int n = ceil(( xmax - xmin ) / dx ) * ceil(( ymax - ymin ) / dy );
#endif

QgsDebugMsg( QString( "layer extent: %1,%2 %3x%4" )
.arg( layerExtent.xMinimum(), 0, 'f' )
.arg( layerExtent.yMinimum(), 0, 'f' )
.arg( layerExtent.width() )
.arg( layerExtent.height() )
);
QgsDebugMsg( QString( "view extent: %1,%2 %3x%4 res:%5" )
.arg( viewExtent.xMinimum() )
.arg( viewExtent.yMinimum() )
.arg( viewExtent.xMinimum(), 0, 'f' )
.arg( viewExtent.yMinimum(), 0, 'f' )
.arg( viewExtent.width() )
.arg( viewExtent.height() )
.arg( vres )
.arg( vres, 0, 'f' )
);
QgsDebugMsg( QString( "tile extent: %1,%2 %3x%4 pixel:%5x%6 res:%7" )
.arg( x0 ).arg( y0 )
.arg( dx ).arg( dy )
.arg( x0, 0, 'f' ).arg( y0, 0, 'f' )
.arg( dx, 0, 'f' ).arg( dy, 0, 'f' )
.arg( mTileWidth ).arg( mTileHeight )
.arg( tres )
.arg( tres, 0, 'f' )
);
QgsDebugMsg( QString( "tile number: %1x%2 = %3" )
.arg( ceil(( xmax - xmin ) / dx ) )
@@ -643,29 +649,29 @@ QImage *QgsWmsProvider::draw( QgsRectangle const &viewExtent, int pixelWidth, i
tileReplies << reply;
connect( reply, SIGNAL( finished() ), this, SLOT( tileReplyFinished() ) );
}
}

mWaiting = true;
mWaiting = true;

QTime t;
t.start();
QTime t;
t.start();

// draw everything that is retrieved within a second
// and the rest asynchronously
while ( !tileReplies.isEmpty() && t.elapsed() < WMS_THRESHOLD )
{
QCoreApplication::processEvents( QEventLoop::ExcludeUserInputEvents, WMS_THRESHOLD );
}
// draw everything that is retrieved within a second
// and the rest asynchronously
while ( !tileReplies.isEmpty() && t.elapsed() < WMS_THRESHOLD )
{
QCoreApplication::processEvents( QEventLoop::ExcludeUserInputEvents, WMS_THRESHOLD );
}

mWaiting = false;
mWaiting = false;

#ifdef QGISDEBUG
emit statusChanged( tr( "%n tile requests in background", "tile request count", tileReplies.count() )
+ tr( ", %n cache hits", "tile cache hits", mCacheHits )
+ tr( ", %n cache misses.", "tile cache missed", mCacheMisses )
+ tr( ", %n errors.", "errors", mErrors )
);
emit statusChanged( tr( "%n tile requests in background", "tile request count", tileReplies.count() )
+ tr( ", %n cache hits", "tile cache hits", mCacheHits )
+ tr( ", %n cache misses.", "tile cache missed", mCacheMisses )
+ tr( ", %n errors.", "errors", mErrors )
);
#endif
}
}

return cachedImage;
@@ -688,7 +694,7 @@ void QgsWmsProvider::tileReplyFinished()

QgsDebugMsg( QString( "tile reply %1 (%2) tile:%3 rect:%4,%5 %6x%7) fromcache:%8 error:%9" )
.arg( tileReqNo ).arg( mTileReqNo ).arg( tileNo )
.arg( r.left() ).arg( r.bottom() ).arg( r.width() ).arg( r.height() )
.arg( r.left(), 0, 'f' ).arg( r.bottom(), 0, 'f' ).arg( r.width(), 0, 'f' ).arg( r.height(), 0, 'f' )
.arg( fromCache )
.arg( reply->errorString() )
);
@@ -2109,9 +2115,34 @@ QString QgsWmsProvider::metadata()
{
QString myMetadataQString = "";

myMetadataQString += "<tr><td>";

myMetadataQString += "<a href=\"#serverproperties\">";
myMetadataQString += tr( "Server Properties" );
myMetadataQString += "</a> ";

myMetadataQString += "<a href=\"#layerproperties\">";
myMetadataQString += tr( "Layer Properties" );
myMetadataQString += "</a> ";

if ( tilesetsSupported.size() > 0 )
{
myMetadataQString += "<a href=\"#tilesetproperties\">";
myMetadataQString += tr( "Tileset Properties" );
myMetadataQString += "</a> ";

#if QT_VERSION >= 0x40500
myMetadataQString += "<a href=\"#cachestats\">";
myMetadataQString += tr( "Cache Stats" );
myMetadataQString += "</a> ";
#endif
}

myMetadataQString += "</td></tr>";

// Server Properties section
myMetadataQString += "<tr><td bgcolor=\"gray\">";
myMetadataQString += tr( "Server Properties:" );
myMetadataQString += "<tr><td bgcolor=\"gray\"><a name=\"serverproperties\"></a>";
myMetadataQString += tr( "Server Properties" );
myMetadataQString += "</td></tr>";

// Use a nested table
@@ -2242,7 +2273,7 @@ QString QgsWmsProvider::metadata()
myMetadataQString += "</td></tr>";

// Layer properties
myMetadataQString += "<tr><td bgcolor=\"gray\">";
myMetadataQString += "<tr><td bgcolor=\"gray\"><a name=\"layerproperties\"></a>";
myMetadataQString += tr( "Layer Properties:" );
myMetadataQString += "</td></tr>";

@@ -2436,8 +2467,8 @@ QString QgsWmsProvider::metadata()
// Tileset properties
if ( tilesetsSupported.size() > 0 )
{
myMetadataQString += "<tr><td bgcolor=\"gray\">";
myMetadataQString += tr( "Tileset Properties:" );
myMetadataQString += "<tr><td bgcolor=\"gray\"><a name=\"tilesetproperties\"></a>";
myMetadataQString += tr( "Tileset Properties" );
myMetadataQString += "</td></tr>";

// Iterate through tilesets
@@ -2501,10 +2532,13 @@ QString QgsWmsProvider::metadata()
myMetadataQString += "</td></tr>";
}

myMetadataQString += "</table></td></tr>";

#if QT_VERSION >= 0x40500
if ( mTiled )
{
myMetadataQString += "<tr><td bgcolor=\"gray\">";
myMetadataQString += tr( "Cache stats:" );
myMetadataQString += "<tr><td bgcolor=\"gray\"><a name=\"cachestats\"></a>";
myMetadataQString += tr( "Cache stats" );
myMetadataQString += "</td></tr>";

// Iterate through tilesets
@@ -2536,8 +2570,9 @@ QString QgsWmsProvider::metadata()
myMetadataQString += QString::number( mErrors );
myMetadataQString += "</td></tr>";

myMetadataQString += "</table>";
myMetadataQString += "</table></td></tr>";
}
#endif
}

myMetadataQString += "</table>";

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