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Remove a couple calls to helpers.each (#6594)
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@ -417,21 +417,24 @@ helpers.extend(Chart.prototype, /** @lends Chart */ {
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buildOrUpdateControllers: function() {
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var me = this;
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var newControllers = [];
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var datasets = me.data.datasets;
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var i, ilen;
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helpers.each(me.data.datasets, function(dataset, datasetIndex) {
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var meta = me.getDatasetMeta(datasetIndex);
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for (i = 0, ilen = datasets.length; i < ilen; i++) {
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var dataset = datasets[i];
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var meta = me.getDatasetMeta(i);
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var type = dataset.type || me.config.type;
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if (meta.type && meta.type !== type) {
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me.destroyDatasetMeta(datasetIndex);
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meta = me.getDatasetMeta(datasetIndex);
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me.destroyDatasetMeta(i);
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meta = me.getDatasetMeta(i);
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}
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meta.type = type;
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meta.order = dataset.order || 0;
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meta.index = datasetIndex;
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meta.index = i;
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if (meta.controller) {
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meta.controller.updateIndex(datasetIndex);
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meta.controller.updateIndex(i);
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meta.controller.linkScales();
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} else {
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var ControllerClass = controllers[meta.type];
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@ -439,10 +442,10 @@ helpers.extend(Chart.prototype, /** @lends Chart */ {
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throw new Error('"' + meta.type + '" is not a chart type.');
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}
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meta.controller = new ControllerClass(me, datasetIndex);
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meta.controller = new ControllerClass(me, i);
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newControllers.push(meta.controller);
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}
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}, me);
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}
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return newControllers;
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},
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@ -468,6 +471,7 @@ helpers.extend(Chart.prototype, /** @lends Chart */ {
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update: function(config) {
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var me = this;
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var i, ilen;
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if (!config || typeof config !== 'object') {
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// backwards compatibility
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@ -494,9 +498,9 @@ helpers.extend(Chart.prototype, /** @lends Chart */ {
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var newControllers = me.buildOrUpdateControllers();
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// Make sure all dataset controllers have correct meta data counts
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helpers.each(me.data.datasets, function(dataset, datasetIndex) {
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me.getDatasetMeta(datasetIndex).controller.buildOrUpdateElements();
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}, me);
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for (i = 0, ilen = me.data.datasets.length; i < ilen; i++) {
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me.getDatasetMeta(i).controller.buildOrUpdateElements();
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}
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me.updateLayout();
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