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Updated map grid to use lowest resolution for lightness detection

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This commit is contained in:
Mitchell McCaffrey 2020-10-02 11:15:20 +10:00
parent f28d1b6690
commit 438e0c0bb3
1 changed files with 9 additions and 1 deletions
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10
src/components/map/MapGrid.js
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@ -11,7 +11,15 @@ import { getStrokeWidth } from "../../helpers/drawing";
import { getImageLightness } from "../../helpers/image";
function MapGrid({ map, gridSize }) {
const mapSource = useDataSource(map, defaultMapSources);
let mapSourceMap = map;
// Use lowest resolution for grid lightness
if (map && map.type === "file" && map.resolutions) {
const resolutionArray = Object.keys(map.resolutions);
if (resolutionArray.length > 0) {
mapSourceMap = map.resolutions[resolutionArray[0]];
}
}
const mapSource = useDataSource(mapSourceMap, defaultMapSources);
const [mapImage, mapLoadingStatus] = useImage(mapSource);
const gridX = map && map.gridX;