support multiple openseadragon viewer windows (#28)

Islandora · Aug 26, 2020 · f99e4a2 · f99e4a2
1 parent 7376978
commit f99e4a2
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Showing 2 changed files with 8 additions and 6 deletions.
diff --git a/js/openseadragon_viewer.js b/js/openseadragon_viewer.js
@@ -18,10 +18,12 @@
      */
     Drupal.behaviors.openSeadragon = {
         attach: function(context, settings) {
-            // Use custom element #id if set.
-            base = '#' + settings.openseadragon.options.id;
-            $(base, context).once('openSeadragonViewer').each(function () {
-                  Drupal.openSeadragonViewer[base] = new Drupal.openSeadragonViewer(base, settings.openseadragon);
+            Object.keys(settings.openseadragon).forEach(function(osdViewerId) {
+              // Use custom element #id if set.
+              base = '#' + osdViewerId;
+              $(base, context).once('openSeadragonViewer').each(function () {
+                    Drupal.openSeadragonViewer[base] = new Drupal.openSeadragonViewer(base, settings.openseadragon[osdViewerId]);
+              });
             });
         },
         detach: function() {

diff --git a/openseadragon.module b/openseadragon.module
@@ -101,7 +101,7 @@ function template_preprocess_openseadragon_formatter(&$variables) {
 
     $viewer_settings['sequenceMode'] = count($tile_sources) > 1 && !$viewer_settings['collectionMode'];
 
-    $variables['#attached']['drupalSettings']['openseadragon'] = [
+    $variables['#attached']['drupalSettings']['openseadragon'][$openseadragon_viewer_id] = [
       'basePath' => Url::fromUri($iiif_address),
       'fitToAspectRatio' => $viewer_settings['fit_to_aspect_ratio'],
       'options' => [
@@ -146,7 +146,7 @@ function template_preprocess_openseadragon_iiif_manifest_block(&$variables) {
 
   // Attach the viewer, using the image urls obtained from the manifest.
   if (!is_null($iiif_address) && !empty($iiif_address) && !empty($tile_sources)) {
-    $variables['#attached']['drupalSettings']['openseadragon'] = [
+    $variables['#attached']['drupalSettings']['openseadragon'][$openseadragon_viewer_id] = [
       'basePath' => Url::fromUri($iiif_address),
       'fitToAspectRatio' => $viewer_settings['fit_to_aspect_ratio'],
       'options' => [