From 4e5c9aaf383b71eddf49ef5c51912cc055d305f4 Mon Sep 17 00:00:00 2001
From: caiyiling <1321909229@qq.com>
Date: Mon, 3 Aug 2026 14:43:44 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B4=A8=E6=8E=A7=E9=A1=B5=E9=9D=A2=E6=B3=A8?=
 =?UTF-8?q?=E5=86=8C=E8=87=AA=E5=AE=9A=E4=B9=89metaDataProvider=E9=80=BB?=
 =?UTF-8?q?=E8=BE=91=E6=9B=B4=E6=94=B9?=
MIME-Version: 1.0
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---
 src/components/Dicom/DicomCanvas.vue          |  9 +++++-
 src/utils/metaDataProvider.js                 | 32 +++++++++++++++++--
 .../reading/dicoms/components/DicomCanvas.vue |  4 ++-
 .../dicoms/customize/CustomizeDicomCanvas.vue |  4 ++-
 4 files changed, 44 insertions(+), 5 deletions(-)

diff --git a/src/components/Dicom/DicomCanvas.vue b/src/components/Dicom/DicomCanvas.vue
index 68d8a4c7..cbba347f 100644
--- a/src/components/Dicom/DicomCanvas.vue
+++ b/src/components/Dicom/DicomCanvas.vue
@@ -80,7 +80,7 @@
 import * as cornerstone from 'cornerstone-core'
 import * as cornerstoneMath from 'cornerstone-math'
 import * as cornerstoneTools from 'cornerstone-tools'
-import metaDataProvider from '@/utils/metaDataProvider'
+import metaDataProvider, { registerImageSharedCacheKey, unregisterImageSharedCacheKeys } from '@/utils/metaDataProvider'
 
 const scroll = cornerstoneTools.import('util/scrollToIndex')
 import Hammer from 'hammerjs'
@@ -211,6 +211,9 @@ export default {
       this.stackScrollCallback
     )
   },
+  beforeDestroy() {
+    unregisterImageSharedCacheKeys(this.stack?.imageIds)
+  },
 
   methods: {
     loadImageStack(dicomSeries, text = '') {
@@ -400,6 +403,10 @@ export default {
     },
     onNewImage(e) {
       e.detail.enabledElement.options = {}
+      registerImageSharedCacheKey(
+        e.detail.image?.imageId,
+        e.detail.image?.sharedCacheKey
+      )
       var data = e.detail.image.data
       this.dicomInfo.hospital = data.string('x00080080')
       // let instanceInfo = this.series.instanceInfoList.find(item => item.ImageId === e.detail.image.imageId)
diff --git a/src/utils/metaDataProvider.js b/src/utils/metaDataProvider.js
index c5c59ae8..e07504de 100644
--- a/src/utils/metaDataProvider.js
+++ b/src/utils/metaDataProvider.js
@@ -119,6 +119,25 @@ function parseImageId(imageId) {
 
   return { scheme, url, frame };
 }
+
+const imageIdToSharedCacheKey = new Map();
+
+export function registerImageSharedCacheKey(imageId, sharedCacheKey) {
+  if (!imageId || !sharedCacheKey) {
+    return;
+  }
+  imageIdToSharedCacheKey.set(imageId, sharedCacheKey);
+}
+export function unregisterImageSharedCacheKeys(imageIds) {
+  if (!Array.isArray(imageIds) || imageIds.length === 0) {
+    return;
+  }
+  imageIds.forEach((imageId) => {
+    if (imageId) {
+      imageIdToSharedCacheKey.delete(imageId);
+    }
+  });
+}
 function getNumberValues(dataSet, tag, minimumLength) {
   const values = [];
   const valueAsString = dataSet.string(tag);
@@ -257,10 +276,20 @@ function getSpacingBetweenSlices(dataSet) {
 }
 function metaDataProvider(type, imageId) {
   const parsedImageId = parseImageId(imageId);
-  const dataSet = cornerstoneWADOImageLoader.wadouri.dataSetCacheManager.get(
+  let dataSet = cornerstoneWADOImageLoader.wadouri.dataSetCacheManager.get(
     parsedImageId.url
   );
 
+  if (!dataSet) {
+    const sharedCacheKey = imageIdToSharedCacheKey.get(imageId);
+
+    if (sharedCacheKey) {
+      dataSet = cornerstoneWADOImageLoader.wadouri.dataSetCacheManager.get(
+        sharedCacheKey
+      );
+    }
+  }
+
   if (!dataSet) {
     return;
   }
@@ -421,7 +450,6 @@ function metaDataProvider(type, imageId) {
     let columnPixelSpacing = null;
 
     let rowPixelSpacing = null;
-
     if (pixelSpacing) {
       rowPixelSpacing = pixelSpacing[0];
       columnPixelSpacing = pixelSpacing[1];
diff --git a/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue b/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
index bcaa42bb..75cbd5f1 100644
--- a/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
@@ -133,7 +133,7 @@ import { mapGetters } from 'vuex'
 import Contextmenu from 'vue-contextmenujs'
 Vue.use(Contextmenu)
 import * as cornerstone from 'cornerstone-core'
-import metaDataProvider from '@/utils/metaDataProvider'
+import metaDataProvider, { registerImageSharedCacheKey, unregisterImageSharedCacheKeys } from '@/utils/metaDataProvider'
 
 import * as cornerstoneMath from 'cornerstone-math'
 import * as cornerstoneTools from 'cornerstone-tools'
@@ -480,6 +480,7 @@ export default {
   },
   beforeDestroy() {
     // Store.$off('getMeasureData')
+    unregisterImageSharedCacheKeys(this.stack?.imageIds)
     DicomEvent.$off('setReadingState')
   },
   methods: {
@@ -1279,6 +1280,7 @@ export default {
         this.resetHideMeasureArr()
       }
       const { image } = e.detail
+      registerImageSharedCacheKey(image?.imageId, image?.sharedCacheKey)
       const ToolStateManager = cornerstoneTools.globalImageIdSpecificToolStateManager
       const imageId = image.imageId
       ToolStateManager.clearImageIdToolState(imageId)
diff --git a/src/views/trials/trials-panel/reading/dicoms/customize/CustomizeDicomCanvas.vue b/src/views/trials/trials-panel/reading/dicoms/customize/CustomizeDicomCanvas.vue
index 92e832e6..7c424a68 100644
--- a/src/views/trials/trials-panel/reading/dicoms/customize/CustomizeDicomCanvas.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/customize/CustomizeDicomCanvas.vue
@@ -126,7 +126,7 @@ import { mapGetters } from 'vuex'
 import Contextmenu from 'vue-contextmenujs'
 Vue.use(Contextmenu)
 import * as cornerstone from 'cornerstone-core'
-import metaDataProvider from '@/utils/metaDataProvider'
+import metaDataProvider, { registerImageSharedCacheKey, unregisterImageSharedCacheKeys } from '@/utils/metaDataProvider'
 
 import * as cornerstoneMath from 'cornerstone-math'
 import * as cornerstoneTools from 'cornerstone-tools'
@@ -473,6 +473,7 @@ export default {
   },
   beforeDestroy() {
     // Store.$off('getMeasureData')
+    unregisterImageSharedCacheKeys(this.stack?.imageIds)
     DicomEvent.$off('setReadingState')
     DicomEvent.$off('updateImage')
   },
@@ -1186,6 +1187,7 @@ export default {
         this.resetHideMeasureArr()
       }
       const { image } = e.detail
+      registerImageSharedCacheKey(image?.imageId, image?.sharedCacheKey)
       const ToolStateManager = cornerstoneTools.globalImageIdSpecificToolStateManager
       const imageId = image.imageId
       ToolStateManager.clearImageIdToolState(imageId)