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Always show selected range, regardless of returned data.

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This commit is contained in:
Julius Volz 2015-06-12 17:20:02 +02:00
parent 395a0b3b11
commit b9b20fd80e
2 changed files with 19 additions and 4 deletions
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web/blob/files.go
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web/blob/static/js/graph.js
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@ -450,6 +450,21 @@ Prometheus.Graph.prototype.updateGraph = function() {
self.graphArea.append(self.graph);
self.graphArea.append(self.yAxis);
var endTime = (self.getEndDate() || (new Date()).getTime()) / 1000; // Convert to UNIX timestamp.
var duration = self.parseDuration(self.rangeInput.val()) || 3600; // 1h default.
var startTime = endTime - duration;
self.data.forEach(function(s) {
// Padding series with invisible "null" values at the configured x-axis boundaries ensures
// that graphs are displayed with a fixed x-axis range instead of snapping to the available
// time range in the data.
if (s.data[0].x > startTime) {
s.data.unshift({x: startTime, y: null});
}
if (s.data[s.data.length - 1].x < endTime) {
s.data.push({x: endTime, y: null});
}
});
// Now create the new graph.
self.rickshawGraph = new Rickshaw.Graph({
element: self.graph[0],