ChartCurtainView.js
a80426b339c4master

ChartCurtainView.js
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			/**
			* @provides javelin-chart-curtain-view
			*/
			JX.install('ChartCurtainView', {

			construct: function() {
			this._labels = [];
			},

			members: {
			_node: null,
			_labels: null,
			_labelsNode: null,

			getNode: function() {
			if (!this._node) {
			var attr = {
			className: 'chart-curtain'
			};

			this._node = JX.$N('div', attr);
			}
			return this._node;
			},

			reset: function() {
			this._labels = [];
			},

			addFunctionLabel: function(label) {
			this._labels.push(label);
			return this;
			},

			redraw: function() {
			var content = [this._getFunctionLabelsNode()];

			JX.DOM.setContent(this.getNode(), content);
			return this;
			},

			_getFunctionLabelsNode: function() {
			if (!this._labels.length) {
			return null;
			}

			if (!this._labelsNode) {
			var list_attrs = {
			className: 'chart-function-label-list'
			};

			var labels = JX.$N('ul', list_attrs);

			var items = [];
			for (var ii = 0; ii < this._labels.length; ii++) {
			items.push(this._newFunctionLabelItem(this._labels[ii]));
			}

			JX.DOM.setContent(labels, items);

			this._labelsNode = labels;
			}

			return this._labelsNode;
			},

			_newFunctionLabelItem: function(label) {
			var item_attrs = {
			className: 'chart-function-label-list-item'
			};

			var icon = new JX.PHUIXIconView()
			.setIcon(label.getIcon());

			// Charts may use custom colors, so we can't rely on the CSS classes
			// which only provide standard colors like "red" and "blue".
			icon.getNode().style.color = label.getColor();

			var content = [
			icon.getNode(),
			label.getName()
			];

			return JX.$N('li', item_attrs, content);
			}

			}

			});