init

extensions/test-extension/src/index.tsx

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+import { Types } from '@ohif/core';
+
+import { id } from './id';
+
+import hpTestSwitch from './hpTestSwitch';
+
+import getCustomizationModule from './getCustomizationModule';
+// import {setViewportZoomPan, storeViewportZoomPan } from './custom-viewport/setViewportZoomPan';
+import sameAs from './custom-attribute/sameAs';
+import numberOfDisplaySets from './custom-attribute/numberOfDisplaySets';
+import maxNumImageFrames from './custom-attribute/maxNumImageFrames';
+
+/**
+ * The test extension provides additional behaviour for testing various
+ * customizations and settings for OHIF.
+ */
+const testExtension: Types.Extensions.Extension = {
+  /**
+   * Only required property. Should be a unique value across all extensions.
+   */
+  id,
+
+  /** Register additional behaviour:
+   *   * HP custom attribute seriesDescriptions to retrieve an array of all series descriptions
+   *   * HP custom attribute numberOfDisplaySets to retrieve the number of display sets
+   *   * HP custom attribute numberOfDisplaySetsWithImages to retrieve the number of display sets containing images
+   *   * HP custom attribute to return a boolean true, when the attribute sameAttribute has the same
+   *     value as another series description in an already matched display set selector named with the value
+   *     in `sameDisplaySetId`
+   */
+  preRegistration: ({ servicesManager }: Types.Extensions.ExtensionParams) => {
+    const { hangingProtocolService } = servicesManager.services;
+    hangingProtocolService.addCustomAttribute(
+      'numberOfDisplaySets',
+      'Number of displays sets',
+      numberOfDisplaySets
+    );
+    hangingProtocolService.addCustomAttribute(
+      'maxNumImageFrames',
+      'Maximum of number of image frames',
+      maxNumImageFrames
+    );
+    hangingProtocolService.addCustomAttribute(
+      'sameAs',
+      'Match an attribute in an existing display set',
+      sameAs
+    );
+  },
+
+  /** Registers some customizations */
+  getCustomizationModule,
+
+  getHangingProtocolModule: () => {
+    return [
+      // Create a MxN hanging protocol available by default
+      {
+        name: hpTestSwitch.id,
+        protocol: hpTestSwitch,
+      },
+    ];
+  },
+};
+
+export default testExtension;