void DragFrameShape::draw_BottomRight(const DrawBuf &buf) const { drawBottomRight(buf,dragBottomRight,dragColor(DragType_BottomRight)); }
bool MapnikRenderer::Preprocess( IImporter* importer, QString dir ) { QString filename = fileInDirectory( dir, "Mapnik Renderer" ); try { IImporter::BoundingBox box; if ( !importer->GetBoundingBox( &box ) ) return false; std::vector< IImporter::RoutingEdge > inputEdges; std::vector< IImporter::RoutingNode > inputNodes; std::vector< IImporter::RoutingNode > inputPaths; if ( m_settings.deleteTiles ) { if ( !importer->GetRoutingEdges( &inputEdges ) ) { qCritical() << "Mapnik Renderer: failed to read routing edges"; return false; } if ( !importer->GetRoutingNodes( &inputNodes ) ) { qCritical() << "Mapnik Renderer: failed to read routing nodes"; return false; } if ( !importer->GetRoutingEdgePaths( &inputPaths ) ) { qCritical() << "Mapnik Renderer: failed to read routing paths"; } } Timer time; mapnik::datasource_cache::instance().register_datasources( m_settings.plugins.toLatin1().constData() ); QDir fonts( m_settings.fonts ); mapnik::projection projection( "+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs +over" ); mapnik::freetype_engine::register_font( fonts.filePath( "DejaVuSans.ttf" ).toLatin1().constData() ); mapnik::freetype_engine::register_font( fonts.filePath( "DejaVuSans-Bold.ttf" ).toLatin1().constData() ); mapnik::freetype_engine::register_font( fonts.filePath( "DejaVuSans-Oblique.ttf" ).toLatin1().constData() ); mapnik::freetype_engine::register_font( fonts.filePath( "DejaVuSans-BoldOblique.ttf" ).toLatin1().constData() ); qDebug() << "Mapnik Renderer: initialized mapnik connection:" << time.restart() << "ms"; int numThreads = omp_get_max_threads(); qDebug() << "Mapnik Renderer: using" << numThreads << "threads"; qDebug() << "Mapnik Renderer: x: " << box.min.x << "-" << box.max.x; qDebug() << "Mapnik Renderer: y: " << box.min.y << "-" << box.max.y; FileStream configData( filename ); if ( !configData.open( QIODevice::WriteOnly ) ) return false; configData << quint32( m_settings.tileSize ) << quint32( m_settings.zoomLevels.size() ); long long tilesSkipped = 0; long long tiles = 0; long long metaTilesRendered = 0; long long pngcrushSaved = 0; std::vector< ZoomInfo > zoomInfo( m_settings.zoomLevels.size() ); std::vector< MetaTile > tasks; for ( int zoomLevel = 0; zoomLevel < ( int ) m_settings.zoomLevels.size(); zoomLevel++ ) { ZoomInfo& info = zoomInfo[zoomLevel]; int zoom = m_settings.zoomLevels[zoomLevel]; info.minX = box.min.GetTileX( zoom ); info.maxX = box.max.GetTileX( zoom ) + 1; info.minY = box.min.GetTileY( zoom ); info.maxY = box.max.GetTileY( zoom ) + 1; if ( zoom <= m_settings.fullZoom ) { info.minX = info.minY = 0; info.maxX = info.maxY = 1 << zoom; } else { info.minX = std::max( 0 , info.minX - m_settings.tileMargin ); info.maxX = std::min ( 1 << zoom, info.maxX + m_settings.tileMargin ); info.minY = std::max( 0, info.minY - m_settings.tileMargin ); info.maxY = std::min ( 1 << zoom, info.maxY + m_settings.tileMargin ); } tiles += ( info.maxX - info.minX ) * ( info.maxY - info.minY ); qDebug() << "Mapnik Renderer: [" << zoom << "] x:" << info.minX << "-" << info.maxX << "; y:" << info.minY << "-" << info.maxY; configData << quint32( zoom ) << quint32( info.minX ) << quint32( info.maxX ) << quint32( info.minY ) << quint32( info.maxY ); int numberOfTiles = ( info.maxX - info.minX ) * ( info.maxY - info.minY ); IndexElement dummyIndex; dummyIndex.start = dummyIndex.size = 0; info.index.resize( numberOfTiles, dummyIndex ); std::vector< UnsignedCoordinate > path; for ( std::vector< IImporter::RoutingEdge >::const_iterator i = inputEdges.begin(), e = inputEdges.end(); i != e; ++i ) { path.push_back( inputNodes[i->source].coordinate ); for ( int pathID = 0; pathID < i->pathLength; pathID++ ) path.push_back( inputPaths[pathID + i->pathID].coordinate ); path.push_back( inputNodes[i->target].coordinate ); for ( unsigned edge = 0; edge < path.size(); edge++ ) { int sourceX = path[edge].GetTileX( zoom ); int sourceY = path[edge].GetTileY( zoom ); int targetX = path[edge].GetTileX( zoom ); int targetY = path[edge].GetTileY( zoom ); if ( sourceX > targetX ) std::swap( sourceX, targetX ); if ( sourceY > targetY ) std::swap( sourceY, targetY ); sourceX = std::max( sourceX, info.minX ); sourceX = std::min( sourceX, info.maxX - 1 ); sourceY = std::max( sourceY, info.minY ); sourceY = std::min( sourceY, info.maxY - 1 ); targetX = std::max( targetX, info.minX ); targetX = std::min( targetX, info.maxX - 1 ); targetY = std::max( targetY, info.minY ); targetY = std::min( targetY, info.maxY - 1 ); for ( int x = sourceX; x <= targetX; ++x ) for ( int y = sourceY; y <= targetY; ++y ) info.index[( x - info.minX ) + ( y - info.minY ) * ( info.maxX - info.minX )].size = 1; } path.clear(); } info.tilesFile = new QFile( filename + QString( "_%1_tiles" ).arg( zoom ) ); if ( !openQFile( info.tilesFile, QIODevice::WriteOnly ) ) return false; for ( int x = info.minX; x < info.maxX; x+= m_settings.metaTileSize ) { int metaTileSizeX = std::min( m_settings.metaTileSize, info.maxX - x ); for ( int y = info.minY; y < info.maxY; y+= m_settings.metaTileSize ) { int metaTileSizeY = std::min( m_settings.metaTileSize, info.maxY - y ); MetaTile tile; tile.zoom = zoomLevel; tile.x = x; tile.y = y; tile.metaTileSizeX = metaTileSizeX; tile.metaTileSizeY = metaTileSizeY; tasks.push_back( tile ); } } } #pragma omp parallel { int threadID = omp_get_thread_num(); const int metaTileSize = m_settings.metaTileSize * m_settings.tileSize + 2 * m_settings.margin; mapnik::Map map; mapnik::image_32 image( metaTileSize, metaTileSize ); QTemporaryFile tempOut; QTemporaryFile tempIn; mapnik::load_map( map, m_settings.theme.toLocal8Bit().constData() ); #pragma omp for schedule( dynamic ) for ( int i = 0; i < ( int ) tasks.size(); i++ ) { int metaTileSizeX = tasks[i].metaTileSizeX; int metaTileSizeY = tasks[i].metaTileSizeY; int x = tasks[i].x; int y = tasks[i].y; int zoomLevel = tasks[i].zoom; int zoom = m_settings.zoomLevels[zoomLevel]; ZoomInfo& info = zoomInfo[zoomLevel]; map.resize( metaTileSizeX * m_settings.tileSize + 2 * m_settings.margin, metaTileSizeY * m_settings.tileSize + 2 * m_settings.margin ); ProjectedCoordinate drawTopLeft( x - 1.0 * m_settings.margin / m_settings.tileSize, y - 1.0 * m_settings.margin / m_settings.tileSize, zoom ); ProjectedCoordinate drawBottomRight( x + metaTileSizeX + 1.0 * m_settings.margin / m_settings.tileSize, y + metaTileSizeY + 1.0 * m_settings.margin / m_settings.tileSize, zoom ); GPSCoordinate drawTopLeftGPS = drawTopLeft.ToGPSCoordinate(); GPSCoordinate drawBottomRightGPS = drawBottomRight.ToGPSCoordinate(); projection.forward( drawTopLeftGPS.longitude, drawBottomRightGPS.latitude ); projection.forward( drawBottomRightGPS.longitude, drawTopLeftGPS.latitude ); mapnik::box2d<double> boundingBox( drawTopLeftGPS.longitude, drawTopLeftGPS.latitude, drawBottomRightGPS.longitude, drawBottomRightGPS.latitude ); map.zoom_to_box( boundingBox ); mapnik::agg_renderer<mapnik::image_32> renderer( map, image ); renderer.apply(); std::string data; int skipped = 0; int saved = 0; for ( int subX = 0; subX < metaTileSizeX; ++subX ) { for ( int subY = 0; subY < metaTileSizeY; ++subY ) { int indexNumber = ( y + subY - info.minY ) * ( info.maxX - info.minX ) + x + subX - info.minX; mapnik::image_view<mapnik::image_data_32> view = image.get_view( subX * m_settings.tileSize + m_settings.margin, subY * m_settings.tileSize + m_settings.margin, m_settings.tileSize, m_settings.tileSize ); std::string result; if ( !m_settings.deleteTiles || info.index[( x + subX - info.minX ) + ( y + subY - info.minY ) * ( info.maxX - info.minX )].size == 1 ) { if ( m_settings.reduceColors ) result = mapnik::save_to_string( view, "png256" ); else result = mapnik::save_to_string( view, "png" ); if ( m_settings.pngcrush ) { tempOut.open(); tempOut.write( result.data(), result.size() ); tempOut.flush(); tempIn.open(); pclose( popen( ( "pngcrush " + tempOut.fileName() + " " + tempIn.fileName() ).toUtf8().constData(), "r" ) ); QByteArray buffer = tempIn.readAll(); tempIn.close(); tempOut.close(); if ( buffer.size() != 0 && buffer.size() < ( int ) result.size() ) { saved += result.size() - buffer.size(); result.assign( buffer.constData(), buffer.size() ); } } } info.index[indexNumber].start = data.size(); info.index[indexNumber].size = result.size(); data += result; } } qint64 position; #pragma omp critical { position = info.tilesFile->pos(); info.tilesFile->write( data.data(), data.size() ); metaTilesRendered++; tilesSkipped += skipped; pngcrushSaved += saved; qDebug() << "Mapnik Renderer: [" << zoom << "], thread" << threadID << ", metatiles:" << metaTilesRendered << "/" << tasks.size(); } for ( int subX = 0; subX < metaTileSizeX; ++subX ) { for ( int subY = 0; subY < metaTileSizeY; ++subY ) { int indexNumber = ( y + subY - info.minY ) * ( info.maxX - info.minX ) + x + subX - info.minX; info.index[indexNumber].start += position; } } } } for ( int zoomLevel = 0; zoomLevel < ( int ) m_settings.zoomLevels.size(); zoomLevel++ ) { const ZoomInfo& info = zoomInfo[zoomLevel]; int zoom = m_settings.zoomLevels[zoomLevel]; QFile indexFile( filename + QString( "_%1_index" ).arg( zoom ) ); if ( !openQFile( &indexFile, QIODevice::WriteOnly ) ) return false; for ( int i = 0; i < ( int ) info.index.size(); i++ ) { indexFile.write( ( const char* ) &info.index[i].start, sizeof( info.index[i].start ) ); indexFile.write( ( const char* ) &info.index[i].size, sizeof( info.index[i].size ) ); } delete info.tilesFile; } if ( m_settings.deleteTiles ) qDebug() << "Mapnik Renderer: removed" << tilesSkipped << "tiles"; if ( m_settings.pngcrush ) qDebug() << "Mapnik Renderer: PNGcrush saved" << pngcrushSaved / 1024 / 1024 << "MB"; qDebug() << "Mapnik Renderer: finished:" << time.restart() << "ms"; } catch ( const mapnik::config_error & ex ) { qCritical( "Mapnik Renderer: ### Configuration error: %s", ex.what() ); return false; } catch ( const std::exception & ex ) { qCritical( "Mapnik Renderer: ### STD error: %s", ex.what() ); return false; } catch ( ... ) { qCritical( "Mapnik Renderer: ### Unknown error" ); return false; } return true; }