From 9aae866290d35e230f62c9c4f8e11b59a5b02352 Mon Sep 17 00:00:00 2001
From: Anne Haley <anne.haley@kitware.com>
Date: Tue, 3 Oct 2023 12:34:11 -0400
Subject: [PATCH] Add dtype: 'source' to all histogram style parameters

---
 .../web_client/vue/components/FrameSelector.vue              | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/girder/girder_large_image/web_client/vue/components/FrameSelector.vue b/girder/girder_large_image/web_client/vue/components/FrameSelector.vue
index 30d16f553..4563280b6 100644
--- a/girder/girder_large_image/web_client/vue/components/FrameSelector.vue
+++ b/girder/girder_large_image/web_client/vue/components/FrameSelector.vue
@@ -72,6 +72,7 @@ export default Vue.extend({
                 const mergedStyle = this.maxMergeStyle();
                 if (mergedStyle.bands.length) {
                     const simpleMergedStyleString = JSON.stringify({
+                        dtype: 'source',
                         bands: mergedStyle.bands.map((b) => ({
                             framedelta: b.framedelta,
                             band: b.band
@@ -80,7 +81,9 @@ export default Vue.extend({
                     });
                     this.histogramParamStyles[modeID] = simpleMergedStyleString;
                 } else {
-                    this.histogramParamStyles[modeID] = '{}';
+                    this.histogramParamStyles[modeID] = JSON.stringify({
+                        dtype: 'source'
+                    });
                 }
             });
         },