void ossimElevManager::loadStandardElevationPaths() { ossimFilename userDir = ossimEnvironmentUtility::instance()->getUserOssimSupportDir(); ossimFilename installDir = ossimEnvironmentUtility::instance()->getInstalledOssimSupportDir(); userDir = userDir.dirCat("elevation"); installDir = installDir.dirCat("elevation"); loadElevationPath(userDir); loadElevationPath(installDir); ossimString paths = ossimEnvironmentUtility::instance()->getEnvironmentVariable("OSSIM_ELEVATION_PATH"); std::vector<ossimString> pathArray; ossimString pathSeparator = ":"; #if defined(WIN32) && !defined(CYGWIN) pathSeparator = ";"; #endif if(!paths.empty()) { paths.split(pathArray, pathSeparator); if(!pathArray.empty()) { ossim_uint32 idx = 0; for(idx = 0; idx < pathArray.size(); ++idx) { ossimFilename file(pathArray[idx]); if(file.exists()) { loadElevationPath(file); } } } } }
/** * Method to the load (recreate) the state of an object from a keyword * list. Return true if ok or false on error. */ bool ossimElevManager::loadState(const ossimKeywordlist& kwl, const char* prefix) { if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState: Entered..." << std::endl; } if(!ossimElevSource::loadState(kwl, prefix)) { return false; } ossimString copyPrefix(prefix); ossimString elevationOffset = kwl.find(copyPrefix, "elevation_offset"); ossimString defaultHeightAboveEllipsoid = kwl.find(copyPrefix, "default_height_above_ellipsoid"); ossimString useGeoidIfNull = kwl.find(copyPrefix, "use_geoid_if_null"); ossimString elevRndRbnSize = kwl.find(copyPrefix, "threads"); if(!elevationOffset.empty()) { m_elevationOffset = elevationOffset.toDouble(); } if(!defaultHeightAboveEllipsoid.empty()) { m_defaultHeightAboveEllipsoid = defaultHeightAboveEllipsoid.toDouble(); } if(!useGeoidIfNull.empty()) { m_useGeoidIfNullFlag = useGeoidIfNull.toBool(); } ossim_uint32 numThreads = 1; if(!elevRndRbnSize.empty()) { if (elevRndRbnSize.contains("yes") || elevRndRbnSize.contains("true")) numThreads = ossim::getNumberOfThreads(); else if (elevRndRbnSize.contains("no") || elevRndRbnSize.contains("false")) numThreads = 1; else { numThreads = elevRndRbnSize.toUInt32(); numThreads = numThreads > 0 ? numThreads : 1; } } setRoundRobinMaxSize(numThreads); ossimString regExpression = ossimString("^(") + copyPrefix + "elevation_source[0-9]+.)"; vector<ossimString> keys = kwl.getSubstringKeyList( regExpression ); long numberOfSources = (long)keys.size(); ossim_uint32 offset = (ossim_uint32)(copyPrefix+"elevation_source").size(); ossim_uint32 idx = 0; std::vector<int> theNumberList(numberOfSources); for(idx = 0; idx < theNumberList.size();++idx) { ossimString numberStr(keys[idx].begin() + offset, keys[idx].end()); theNumberList[idx] = numberStr.toInt(); } std::sort(theNumberList.begin(), theNumberList.end()); for(idx=0;idx < theNumberList.size();++idx) { ossimString newPrefix = copyPrefix; newPrefix += ossimString("elevation_source"); newPrefix += ossimString::toString(theNumberList[idx]); if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState:" << "\nLooking for key: " << newPrefix << std::endl; } //--- // Check for enabled key first. Default, if not found is true for // legacy compatibility. //--- bool enabled = true; std::string key = newPrefix.string(); key += "."; key += ossimKeywordNames::ENABLED_KW; std::string value = kwl.findKey( key ); if ( value.size() ) { enabled = ossimString(value).toBool(); } if ( enabled ) { // first check if new way is supported ossimRefPtr<ossimElevationDatabase> database = ossimElevationDatabaseRegistry::instance()->createDatabase(kwl, newPrefix+"."); if(database.valid()) { if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState:" << "\nadding elevation database: " << database->getClassName() << ": " << database->getConnectionString() << std::endl; } addDatabase(database.get()); } else { // if not new elevation load verify the old way by // looking at the filename // ossimString fileKey = newPrefix; fileKey += "."; fileKey += ossimKeywordNames::FILENAME_KW; ossimString lookup = kwl.find(prefix, fileKey.c_str()); if (!lookup.empty()) { loadElevationPath(ossimFilename(lookup)); } // end if lookup } } } // end for loop return true; }
/** * Method to the load (recreate) the state of an object from a keyword * list. Return true if ok or false on error. */ bool ossimElevManager::loadState(const ossimKeywordlist& kwl, const char* prefix) { if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState: Entered..." << std::endl; } if(!ossimElevSource::loadState(kwl, prefix)) { return false; } ossimString copyPrefix(prefix); ossimString elevationOffset = kwl.find(copyPrefix, "elevation_offset"); ossimString defaultHeightAboveEllipsoid = kwl.find(copyPrefix, "default_height_above_ellipsoid"); ossimString useGeoidIfNull = kwl.find(copyPrefix, "use_geoid_if_null"); if(!elevationOffset.empty()) { m_elevationOffset = elevationOffset.toDouble(); } if(!defaultHeightAboveEllipsoid.empty()) { m_defaultHeightAboveEllipsoid = defaultHeightAboveEllipsoid.toDouble(); } if(!useGeoidIfNull.empty()) { m_useGeoidIfNullFlag = useGeoidIfNull.toBool(); } ossimString regExpression = ossimString("^(") + copyPrefix + "elevation_source[0-9]+.)"; vector<ossimString> keys = kwl.getSubstringKeyList( regExpression ); long numberOfSources = (long)keys.size(); ossim_uint32 offset = (ossim_uint32)(copyPrefix+"elevation_source").size(); ossim_uint32 idx = 0; std::vector<int> theNumberList(numberOfSources); for(idx = 0; idx < theNumberList.size();++idx) { ossimString numberStr(keys[idx].begin() + offset, keys[idx].end()); theNumberList[idx] = numberStr.toInt(); } std::sort(theNumberList.begin(), theNumberList.end()); for(idx=0;idx < theNumberList.size();++idx) { ossimString newPrefix = copyPrefix; newPrefix += ossimString("elevation_source"); newPrefix += ossimString::toString(theNumberList[idx]); if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState:" << "\nLooking for key: " << newPrefix << std::endl; } // first check if new way is supported // ossimRefPtr<ossimElevationDatabase> database = ossimElevationDatabaseRegistry::instance()->createDatabase(kwl, newPrefix+"."); if(database.valid()) { if (traceDebug()) { ossimNotify(ossimNotifyLevel_DEBUG) << "DEBUG ossimElevManager::loadState:" << "\nadding elevation database: " << database->getClassName() << ": " << database->getConnectionString() << std::endl; } addDatabase(database.get()); } else { // if not new elevation load verify the old way by // looking at the filename // ossimString fileKey = newPrefix; fileKey += "."; fileKey += ossimKeywordNames::FILENAME_KW; ossimString lookup = kwl.find(prefix, fileKey.c_str()); if (!lookup.empty()) { loadElevationPath(ossimFilename(lookup)); } // end if lookup } } // end for loop return true; }