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static/lib/Highcharts-10.2.1/es-modules/Series/GraphLayoutComposition.js

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+/* *
+ *
+ *  Networkgraph series
+ *
+ *  (c) 2010-2021 Paweł Fus
+ *
+ *  License: www.highcharts.com/license
+ *
+ *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
+ *
+ * */
+'use strict';
+import A from '../Core/Animation/AnimationUtilities.js';
+var setAnimation = A.setAnimation;
+import U from '../Core/Utilities.js';
+var addEvent = U.addEvent;
+/* *
+ *
+ *  Constants
+ *
+ * */
+var composedClasses = [];
+var integrations = {};
+var layouts = {};
+/* *
+ *
+ *  Functions
+ *
+ * */
+/**
+ * @private
+ */
+function compose(ChartClass) {
+    if (composedClasses.indexOf(ChartClass)) {
+        composedClasses.push(ChartClass);
+        addEvent(ChartClass, 'afterPrint', onChartAfterPrint);
+        addEvent(ChartClass, 'beforePrint', onChartBeforePrint);
+        addEvent(ChartClass, 'predraw', onChartPredraw);
+        addEvent(ChartClass, 'render', onChartRender);
+    }
+}
+/**
+ * Re-enable simulation after print.
+ * @private
+ */
+function onChartAfterPrint() {
+    if (this.graphLayoutsLookup) {
+        this.graphLayoutsLookup.forEach(function (layout) {
+            // return to default simulation
+            layout.updateSimulation();
+        });
+        this.redraw();
+    }
+}
+/**
+ * Disable simulation before print if enabled.
+ * @private
+ */
+function onChartBeforePrint() {
+    if (this.graphLayoutsLookup) {
+        this.graphLayoutsLookup.forEach(function (layout) {
+            layout.updateSimulation(false);
+        });
+        this.redraw();
+    }
+}
+/**
+ * Clear previous layouts.
+ * @private
+ */
+function onChartPredraw() {
+    if (this.graphLayoutsLookup) {
+        this.graphLayoutsLookup.forEach(function (layout) {
+            layout.stop();
+        });
+    }
+}
+/**
+ * @private
+ */
+function onChartRender() {
+    var systemsStable, afterRender = false;
+    var layoutStep = function (layout) {
+        if (layout.maxIterations-- &&
+            isFinite(layout.temperature) &&
+            !layout.isStable() &&
+            !layout.enableSimulation) {
+            // Hook similar to build-in addEvent, but instead of
+            // creating whole events logic, use just a function.
+            // It's faster which is important for rAF code.
+            // Used e.g. in packed-bubble series for bubble radius
+            // calculations
+            if (layout.beforeStep) {
+                layout.beforeStep();
+            }
+            layout.step();
+            systemsStable = false;
+            afterRender = true;
+        }
+    };
+    if (this.graphLayoutsLookup) {
+        setAnimation(false, this);
+        // Start simulation
+        this.graphLayoutsLookup.forEach(function (layout) { return layout.start(); });
+        // Just one sync step, to run different layouts similar to
+        // async mode.
+        while (!systemsStable) {
+            systemsStable = true;
+            this.graphLayoutsLookup.forEach(layoutStep);
+        }
+        if (afterRender) {
+            this.series.forEach(function (series) {
+                if (series && series.layout) {
+                    series.render();
+                }
+            });
+        }
+    }
+}
+/* *
+ *
+ *  Default Export
+ *
+ * */
+var GraphLayoutComposition = {
+    compose: compose,
+    integrations: integrations,
+    layouts: layouts
+};
+export default GraphLayoutComposition;