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fix: add bounds and center when they don't exist

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Signed-off-by: Andrew Calcutt <acalcutt@techidiots.net>
This commit is contained in:
Andrew Calcutt 2023-10-12 00:27:42 -04:00
parent a5cc66729d
commit 81e40112b0
1 changed files with 18 additions and 6 deletions
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24
src/pmtiles_adapter.js
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@ -51,14 +51,26 @@ export const GetPMtilesInfo = async (pmtiles) => {
const metadata = await pmtiles.getMetadata();
//Add missing metadata from header
const bounds = [header.minLon, header.minLat, header.maxLon, header.maxLat];
const center = [header.centerLon, header.centerLat, header.centerZoom];
metadata['bounds'] = bounds;
metadata['center'] = center;
metadata['format'] = GetPmtilesTileType(header.tileType).type;
metadata['minzoom'] = header.minZoom;
metadata['maxzoom'] = header.maxZoom;
metadata['format'] = GetPmtilesTileType(header.tileType).type;
console.log('maxzoom:' + header.maxZoom)
if(header.minLon && header.minLat && header.maxLon && header.maxLat) {
metadata['bounds'] = [header.minLon, header.minLat, header.maxLon, header.maxLat];
} else {
metadata['bounds'] = [-180, -85.05112877980659, 180, 85.0511287798066];
}
if(header.centerLon && header.centerLat && header.centerZoom) {
metadata['center'] = [header.centerLon, header.centerLat, header.centerZoom];
} else {
metadata['center'] = [
(parseInt(metadata['bounds'][0]) + parseInt(metadata['bounds'][2])) / 2,
(parseInt(metadata['bounds'][1]) + parseInt(metadata['bounds'][3])) / 2,
parseInt(metadata['maxzoom']) / 2,
];
}
return metadata;
};