status-heatmap-plugin for Grafana

- fixes for 5.1.3 - nulls as empty
2026-07-21 23:42:03 +00:00 · 2018-08-21 16:10:59 +03:00
commit 06afdc1ee8
54 changed files with 2174 additions and 0 deletions
@@ -0,0 +1,108 @@
+import d3 from 'd3';
+import $ from 'jquery';
+import _ from 'lodash';
+import kbn from 'app/core/utils/kbn';
+
+let TOOLTIP_PADDING_X = 30;
+let TOOLTIP_PADDING_Y = 5;
+let HISTOGRAM_WIDTH = 160;
+let HISTOGRAM_HEIGHT = 40;
+
+export class StatusHeatmapTooltip {
+  constructor(elem, scope) {
+    this.scope = scope;
+    this.dashboard = scope.ctrl.dashboard;
+    this.panelCtrl = scope.ctrl;
+    this.panel = scope.ctrl.panel;
+    this.heatmapPanel = elem;
+    this.mouseOverBucket = false;
+    this.originalFillColor = null;
+
+    elem.on("mouseover", this.onMouseOver.bind(this));
+    elem.on("mouseleave", this.onMouseLeave.bind(this));
+  }
+
+  onMouseOver(e) {
+    if (!this.panel.tooltip.show || !this.scope.ctrl.data || _.isEmpty(this.scope.ctrl.data)) { return; }
+
+    if (!this.tooltip) {
+      this.add();
+      this.move(e);
+    }
+  }
+
+  onMouseLeave() {
+    this.destroy();
+  }
+
+  onMouseMove(e) {
+    if (!this.panel.tooltip.show) { return; }
+
+    this.move(e);
+  }
+
+  add() {
+    this.tooltip = d3.select("body")
+      .append("div")
+      .attr("class", "heatmap-tooltip graph-tooltip grafana-tooltip");
+  }
+
+  destroy() {
+    if (this.tooltip) {
+      this.tooltip.remove();
+    }
+
+    this.tooltip = null;
+  }
+
+  show(pos, x, y, value) {
+    if (!this.panel.tooltip.show) { return; }
+    // shared tooltip mode
+    if (pos.panelRelY) {
+      return;
+    }
+
+    if (!x || !y || !this.tooltip) {
+      this.destroy();
+      return;
+    }
+
+    let tooltipTimeFormat = 'YYYY-MM-DD HH:mm:ss';
+    let time = this.dashboard.formatDate(+x, tooltipTimeFormat);
+
+    let tooltipHtml = `<div class="graph-tooltip-time">${time}</div>
+      <div class="status-heatmap-histogram"></div>`;
+
+    tooltipHtml += `<div>
+      name: <b>${y}</b> <br>
+      value: <b>${value}</b> <br>
+    </div>`;
+
+    this.tooltip.html(tooltipHtml);
+
+    this.move(pos);
+  }
+
+  move(pos) {
+    if (!this.tooltip) { return; }
+
+    let elem = $(this.tooltip.node())[0];
+    let tooltipWidth = elem.clientWidth;
+    let tooltipHeight = elem.clientHeight;
+
+    let left = pos.pageX + TOOLTIP_PADDING_X;
+    let top = pos.pageY + TOOLTIP_PADDING_Y;
+
+    if (pos.pageX + tooltipWidth + 40 > window.innerWidth) {
+      left = pos.pageX - tooltipWidth - TOOLTIP_PADDING_X;
+    }
+
+    if (pos.pageY - window.pageYOffset + tooltipHeight + 20 > window.innerHeight) {
+      top = pos.pageY - tooltipHeight - TOOLTIP_PADDING_Y;
+    }
+
+    return this.tooltip
+      .style("left", left + "px")
+      .style("top", top + "px");
+  }
+}