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Fix: In direct_select mode it's better to prefer selecting vertices rather than midpoints #1428

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Fix: In direct_select mode it's better to prefer selecting vertices rather than midpoints #1428

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11 changes: 11 additions & 0 deletions src/lib/sort_features.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,13 +8,24 @@ const FEATURE_SORT_RANKS = {
Polygon: 2
};

const POINT_META_RANKS = {
vertex: 0,
midpoint: 1,
feature: 2
};

function comparator(a, b) {
const score = FEATURE_SORT_RANKS[a.geometry.type] - FEATURE_SORT_RANKS[b.geometry.type];

if (score === 0 && a.geometry.type === Constants.geojsonTypes.POLYGON) {
return a.area - b.area;
}

// Always consider vertices before midpoints!
if (score === 0 && a.geometry.type === Constants.geojsonTypes.POINT) {
return POINT_META_RANKS[a.properties.meta] - POINT_META_RANKS[b.properties.meta];
}

return score;
}

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