73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
function render_charts() {
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$('.chart').map(function() {
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render_chart($(this));
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});
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}
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var chart_colors = ['#edc240', '#afd8f8', '#cb4b4b', '#4da74d', '#9440ed', '#666666', '#aaaaaa'];
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var chart_chrome = {
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series: { lines: { show: true } },
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grid: { borderWidth: 2, borderColor: "#aaa" },
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xaxis: { tickColor: "#fff", mode: "time", timezone: "browser" },
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yaxis: { tickColor: "#eee", min: 0 },
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legend: { show: false }
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};
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function render_chart(div) {
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var id = div.attr('id').substring('chart-'.length);
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var rate_mode = div.hasClass('chart-rates');
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var out_data = [];
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var i = 0;
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var data = chart_data[id]['data'];
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var fmt = chart_data[id]['fmt'];
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for (var name in data) {
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var series = data[name];
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var samples = series.samples;
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var d = [];
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for (var j = 1; j < samples.length; j++) {
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var x = samples[j].timestamp;
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var y;
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if (rate_mode) {
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// TODO This doesn't work well if you are looking at
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// stuff in the browser that is finer granularity than
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// the data we have in the DB (and thus we get
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// duplicated entries). Do we care? We should just
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// never allow that...
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y = (samples[j - 1].sample - samples[j].sample) * 1000 /
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(samples[j - 1].timestamp - samples[j].timestamp);
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}
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else {
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y = samples[j].sample;
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}
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d.push([x, y]);
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}
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out_data.push({data: d, color: chart_colors[i], shadowSize: 0});
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i++;
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}
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chart_data[id] = {};
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chart_chrome.yaxis.tickFormatter = fmt_y_axis(fmt);
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$.plot(div, out_data, chart_chrome);
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}
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function fmt_y_axis(fmt) {
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return function (val, axis) {
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// axis.ticks seems to include the bottom value but not the top
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if (axis.max == 1 && axis.ticks.length > 1) {
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var newTicks = [axis.ticks[0]];
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axis.ticks = newTicks;
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}
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return fmt(val, axis.max);
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}
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}
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function update_rate_options(sammy) {
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var id = sammy.params['id'];
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store_pref('rate-mode-' + id, sammy.params['mode']);
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store_pref('chart-size-' + id, sammy.params['size']);
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store_pref('chart-range-' + id, sammy.params['range']);
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partial_update();
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}
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