83 lines
2.4 KiB
JavaScript
83 lines
2.4 KiB
JavaScript
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var checkAndBuildOpts = require('builder/helpers/required-opts');
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var LegendManager = require('./legend-manager');
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var REQUIRED_OPTS = [
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'deepInsightsDashboard',
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'layerStyleCollection'
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];
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/**
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* Integration between embed view with cartodb.js and deep-insights.
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*/
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var EmbedIntegrations = function (opts) {
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checkAndBuildOpts(opts, REQUIRED_OPTS, this);
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this._getWidgets().each(function (model) {
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this._bindWidgetChanges(model);
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}, this);
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LegendManager.trackLegends(this._getLayers());
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};
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EmbedIntegrations.prototype._bindWidgetChanges = function (model) {
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// wait until the widget has the state from the url
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model.bind('change:hasInitialState', function (model) {
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model.bind('change:autoStyle', this._onWidgetAutoStyleChanged, this);
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// In order to trigger legend update, we wait until the cartocss from autostyle is applied
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if (model.isAutoStyle()) {
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if (!model.layerModel.get('initialStyle')) {
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model.layerModel.once('change:initialStyle', function () {
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this._onWidgetAutoStyleChanged(model);
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}, this);
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} else {
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this._onWidgetAutoStyleChanged(model);
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}
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}
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}, this);
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};
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EmbedIntegrations.prototype._onWidgetAutoStyleChanged = function (model) {
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var isAnyAutoStyleApplied = this._getWidgets().any(function (model) {
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return model.isAutoStyle();
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}, this);
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var isAutoStyleApplied = model.isAutoStyle();
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var layerId = model.layerModel.id;
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var layerStyle;
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if (isAutoStyleApplied) {
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LegendManager.updateLegends(layerId);
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layerStyle = this._layerStyleCollection.findById(layerId);
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// setting this in order to restore initial style when disable autostyle
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if (model.layerModel) {
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model.layerModel.attributes.initialStyle = layerStyle.get('cartocss');
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}
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} else if (!isAnyAutoStyleApplied) {
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LegendManager.resetLegends(layerId);
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}
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};
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EmbedIntegrations.prototype._getLayer = function (model) {
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return this.visMap().getLayerById(model.id);
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};
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EmbedIntegrations.prototype._getLayers = function (model) {
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return this.visMap().layers;
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};
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EmbedIntegrations.prototype.visMap = function () {
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return this._vis().map;
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};
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EmbedIntegrations.prototype._getWidgets = function () {
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return this._deepInsightsDashboard._dashboard.widgets._widgetsCollection;
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};
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EmbedIntegrations.prototype._vis = function () {
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return this._deepInsightsDashboard.getMap();
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};
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module.exports = EmbedIntegrations;
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