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clean up parentWays

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This commit is contained in:
Ansis Brammanis
2013-01-11 20:37:32 -05:00
parent a08dd7ecce
commit 62e78b5b9b
1 changed files with 11 additions and 10 deletions
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21
js/id/graph/graph.js
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@@ -11,6 +11,7 @@ iD.Graph = function(entities) {
}
this.transients = {};
this._parentWays = {};
if (iD.debug) {
Object.freeze(this);
@@ -37,18 +38,18 @@ iD.Graph.prototype = {
parentWays: function(entity) {
var graph = this,
ent,
node;
entity,
id;
if (!graph.calculatedParentWays) {
for (var i in graph.entities) {
ent = graph.entities[i];
if (ent && ent.type === 'way') {
for (var j = 0; j < ent.nodes.length; j++) {
node = graph.entities[ent.nodes[j]];
node.parentways = node.parentways || [];
if (node.parentways.indexOf(ent) < 0) {
node.parentways.push(ent);
entity = graph.entities[i];
if (entity && entity.type === 'way') {
for (var j = 0; j < entity.nodes.length; j++) {
id = entity.nodes[j];
this._parentWays[id] = this._parentWays[id] || [];
if (this._parentWays[id].indexOf(entity) < 0) {
this._parentWays[id].push(entity);
}
}
}
@@ -56,7 +57,7 @@ iD.Graph.prototype = {
graph.calculatedParentWays = true;
}
return entity.parentways || [];
return this._parentWays[entity.id] || [];
},
parentRelations: function(entity) {