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more careful about not drawing midpoints

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in the case where all vertices were out of bounds it would
assume there were many hidden vertices
This commit is contained in:
Ansis Brammanis
2013-03-28 19:01:51 -04:00
parent ff7e52d66e
commit df465f73f9
1 changed files with 6 additions and 3 deletions
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js/id/svg/midpoints.js
+6 -3
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@@ -2,11 +2,14 @@ iD.svg.Midpoints = function(projection) {
return function drawMidpoints(surface, graph, entities, filter, extent) {
var midpoints = {};
if (!surface.select('.layer-hit g.vertex').node()) {
return surface.selectAll('.layer-hit g.midpoint').remove();
}
var vertices = 0;
for (var i = 0; i < entities.length; i++) {
if (entities[i].geometry(graph) === 'vertex' && vertices++ > 2000) {
return surface.selectAll('.layer-hit g.midpoint').remove();
}
if (entities[i].type !== 'way') continue;
var entity = entities[i],