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@ -257,22 +257,20 @@ Graph2d.prototype.isGroupVisible = function(groupId) { |
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* When no maximum is found, max==null |
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* When no maximum is found, max==null |
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*/ |
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*/ |
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Graph2d.prototype.getItemRange = function() { |
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Graph2d.prototype.getItemRange = function() { |
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var min = null; |
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var max = null; |
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// calculate min from start filed
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// calculate min from start filed
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var dataset = this.itemsData.getDataSet(), |
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min = null, |
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max = null; |
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if (dataset) { |
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// calculate the minimum value of the field 'start'
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var minItem = dataset.min('x'); |
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min = minItem ? util.convert(minItem.x, 'Date').valueOf() : null; |
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// Note: we convert first to Date and then to number because else
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// a conversion from ISODate to Number will fail
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// calculate maximum value of fields 'start' and 'end'
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var maxStartItem = dataset.max('x'); |
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if (maxStartItem) { |
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max = util.convert(maxStartItem.x, 'Date').valueOf(); |
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for (var groupId in this.linegraph.groups) { |
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if (this.linegraph.groups.hasOwnProperty(groupId)) { |
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if (this.linegraph.groups[groupId].visible == true) { |
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for (var i = 0; i < this.linegraph.groups[groupId].itemsData.length; i++) { |
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var item = this.linegraph.groups[groupId].itemsData[i]; |
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var value = util.convert(item.x, 'Date').valueOf(); |
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min = min == null ? value : min > value ? value : min; |
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max = max == null ? value : max < value ? value : max; |
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} |
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} |
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} |
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} |
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} |
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} |
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