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Add styleMap parsing

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Olivier Terral
2013-09-23 09:17:35 +02:00
parent 1f2ae57e73
commit 39e56f3e61
1 changed files with 78 additions and 4 deletions
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82
src/ol/parser/kmlparser.js
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@@ -172,10 +172,31 @@ ol.parser.KML = function(opt_options) {
}
}
var symbolizers = undefined;
if (goog.isDef(container.styles)) {
if (goog.isDef(container.styleUrl)) {
feature.set('styleUrl', container.styleUrl);
} else if (goog.isDef(container.styles)) {
symbolizers = container.styles[0].symbolizers;
} else if (goog.isDef(container.styleMaps)) {
var styleMap = container.styleMaps[0];
for (var i = 0, ii = styleMap.pairs.length; i < ii; i++) {
var pair = styleMap.pairs[i];
if (pair.key === 'normal') {
if (goog.isDef(pair.styleUrl)) {
feature.set('styleUrl', pair.styleUrl);
} else if (goog.isDef(pair.styles)) {
symbolizers = pair.styles[0].symbolizers;
}
}
}
}
this.applyStyle_(feature, obj['styles'], symbolizers);
this.applyStyle_(feature, obj['styles'], obj['styleMaps'], symbolizers);
obj.features.push(feature);
}
},
@@ -333,6 +354,35 @@ ol.parser.KML = function(opt_options) {
var name = node.nodeName.split(':').pop();
container.attributes[name].push(this.getChildValue(node));
},
'StyleMap': function(node, obj) {
if (this.extractStyles === true) {
if (!obj['styleMaps']) {
obj['styleMaps'] = [];
}
var styleMap = {'pairs':[], 'ids': []};
var id = node.getAttribute('id');
if (!goog.isNull(id)) {
styleMap['id'] = id;
}
this.readChildNodes(node, styleMap);
obj['styleMaps'].push(styleMap);
}
},
'Pair': function(node, obj) {
var pair = {};
var id = node.getAttribute('id');
if (!goog.isNull(id)) {
pair['id'] = id;
}
this.readChildNodes(node, pair);
obj['pairs'].push(pair);
},
'key': function(node, obj) {
obj.key = this.getChildValue(node);
},
'styleUrl': function(node, obj) {
obj.styleUrl = this.getChildValue(node);
},
'Style': function(node, obj) {
if (this.extractStyles === true) {
if (!obj['styles']) {
@@ -1000,17 +1050,40 @@ ol.parser.KML.prototype.read = function(data, opt_callback) {
* @private
* @param {ol.Feature} feature The feature to apply the style to.
* @param {Array} styles The style list to search in.
* @param {Array} styleMaps The styleMap list to search in.
* @param {Array.<ol.style.Symbolizer>=} opt_symbolizers Optional symbolizers.
*/
ol.parser.KML.prototype.applyStyle_ = function(feature, styles,
ol.parser.KML.prototype.applyStyle_ = function(feature, styles, styleMaps,
opt_symbolizers) {
var symbolizers = opt_symbolizers;
var i, ii;
if (feature.get('styleUrl') && feature.getSymbolizers() === null) {
var styleUrl = feature.get('styleUrl');
styleUrl = styleUrl.substring(styleUrl.indexOf('#') + 1);
// look for the styleMap and set in the feature
if (goog.isDef(styleMaps)) {
for (i = 0, ii = styleMaps.length; i < ii; ++i) {
var styleMap = styleMaps[i];
if (styleMap['id'] === styleUrl) {
for (var j = 0, jj = styleMap.pairs.length; j < jj; j++) {
var pair = styleMap.pairs[j];
if (pair.key === 'normal') {
if (goog.isDef(pair.styleUrl)) {
styleUrl = pair.styleUrl;
styleUrl = styleUrl.substring(styleUrl.indexOf('#') + 1);
} else if (goog.isDef(pair.styles)) {
symbolizers = pair.styles[0]['symbolizers'];
}
}
}
break;
}
}
}
// look for the style and set in the feature
if (goog.isDef(styles)) {
if (!goog.isDef(symbolizers) && goog.isDef(styles)) {
for (i = 0, ii = styles.length; i < ii; ++i) {
if (styles[i]['id'] === styleUrl) {
symbolizers = styles[i]['symbolizers'];
@@ -1018,6 +1091,7 @@ ol.parser.KML.prototype.applyStyle_ = function(feature, styles,
}
}
}
}
if (goog.isDef(symbolizers)) {
feature.setSymbolizers(symbolizers);