C++ (Cpp) layerRepaintRequested Exemples

Exemple #1

Fichier : qgsmapoverviewcanvas.cpp Projet : Benardi-atmadja/QGIS

void QgsMapOverviewCanvas::setLayerSet( const QStringList& layerSet )
{
  QgsDebugMsg( "layerSet: " + layerSet.join( ", " ) );

  Q_FOREACH ( const QString& layerID, mSettings.layers() )
  {
    if ( QgsMapLayer* ml = QgsMapLayerRegistry::instance()->mapLayer( layerID ) )
      disconnect( ml, SIGNAL( repaintRequested() ), this, SLOT( layerRepaintRequested() ) );
  }

  mSettings.setLayers( layerSet );

  Q_FOREACH ( const QString& layerID, mSettings.layers() )
  {
    if ( QgsMapLayer* ml = QgsMapLayerRegistry::instance()->mapLayer( layerID ) )
      connect( ml, SIGNAL( repaintRequested() ), this, SLOT( layerRepaintRequested() ) );
  }

  updateFullExtent();
}

Exemple #2

Fichier : qgsmapoverviewcanvas.cpp Projet : Gustry/QGIS

void QgsMapOverviewCanvas::setBackgroundColor( const QColor& color )
{
  mSettings.setBackgroundColor( color );

  // set erase color
  QPalette palette;
  palette.setColor( backgroundRole(), color );
  setPalette( palette );
}

void QgsMapOverviewCanvas::setLayers( const QList<QgsMapLayer*>& layers )
{
  Q_FOREACH ( QgsMapLayer* ml, mSettings.layers() )
  {
    disconnect( ml, SIGNAL( repaintRequested() ), this, SLOT( layerRepaintRequested() ) );
  }

  mSettings.setLayers( layers );

  Q_FOREACH ( QgsMapLayer* ml, mSettings.layers() )
  {
    connect( ml, SIGNAL( repaintRequested() ), this, SLOT( layerRepaintRequested() ) );
  }

  updateFullExtent();

  refresh();
}

void QgsMapOverviewCanvas::updateFullExtent()