feat(4D): Add 4D dynamic volume rendering and new pre-clinical 4d pt/ct mode (#3664)

Co-authored-by: Alireza <ar.sedghi@gmail.com>
Co-authored-by: Neil <neil.a.macphee@gmail.com>

extensions/cornerstone-dynamic-volume/src/panels/DynamicExport.tsx

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+import React, { useState, useEffect } from 'react';
+import { ActionButtons } from '@ohif/ui';
+import { useTranslation } from 'react-i18next';
+
+function DynamicExport({ commandsManager, servicesManager, extensionManager }) {
+  const { segmentationService } = servicesManager.services;
+  const { t } = useTranslation('dynamicExport');
+
+  const [segmentations, setSegmentations] = useState(() => segmentationService.getSegmentations());
+
+  const actions = [
+    {
+      label: 'Export Time Data',
+      onClick: () => {
+        commandsManager.runCommand('exportTimeReportCSV', {
+          segmentations,
+          options: {
+            filename: 'TimeData.csv',
+          },
+        });
+      },
+      disabled: !segmentations?.length,
+    },
+    {
+      label: 'Export ROI Stats',
+      onClick: () => {
+        commandsManager.runCommand('exportTimeReportCSV', {
+          segmentations,
+          summaryStats: true,
+          options: {
+            filename: 'ROIStats.csv',
+          },
+        });
+      },
+      disabled: !segmentations?.length,
+    },
+  ];
+
+  /**
+   * Update UI based on segmentation changes (added, removed, updated)
+   */
+  useEffect(() => {
+    // ~~ Subscription
+    const added = segmentationService.EVENTS.SEGMENTATION_ADDED;
+    const updated = segmentationService.EVENTS.SEGMENTATION_UPDATED;
+    const removed = segmentationService.EVENTS.SEGMENTATION_REMOVED;
+    const subscriptions = [];
+
+    [added, updated, removed].forEach(evt => {
+      const { unsubscribe } = segmentationService.subscribe(evt, () => {
+        const segmentations = segmentationService.getSegmentations();
+        setSegmentations(segmentations);
+      });
+      subscriptions.push(unsubscribe);
+    });
+
+    return () => {
+      subscriptions.forEach(unsub => {
+        unsub();
+      });
+    };
+  }, []);
+
+  return (
+    <div>
+      <div className="mt-3 flex justify-center px-2">
+        <ActionButtons
+          actions={actions}
+          t={t}
+        />
+      </div>
+    </div>
+  );
+}
+
+export default DynamicExport;