Issue #805: camera rotation added to viewer init

src/examples/assembly-tm/tmdet-viewer/TmViewer.ts

@@ -11,6 +11,11 @@ import { Viewer, ViewerProps } from '@rcsb/rcsb-molstar/build/src/viewer';
 import { TmDetColorThemeProvider } from '../tmdet-extension/tmdet-color-theme';
 import { MembraneOrientationPreset } from '../tmdet-extension/behavior';
 import { TmDetLabelProvider } from '../tmdet-extension/labeling';
+import { loadInitialSnapshot, rotateCamera, storeCameraSnapshot } from '../tmdet-extension/camera';
+import { BuiltInTrajectoryFormat } from 'molstar/lib/mol-plugin-state/formats/trajectory';
+import { PresetProps } from '../preset2';
+import { Mat4 } from 'molstar/lib/commonjs/mol-math/linear-algebra';
+import { TrajectoryHierarchyPresetProvider } from 'molstar/lib/mol-plugin-state/builder/structure/hierarchy-preset';
 
 
 /** package version, filled in at bundle build time */
@@ -42,5 +47,30 @@ export class TmViewer extends Viewer {
         await this.plugin.runTask(this.plugin.state.behaviors.updateTree(tree, { doNotUpdateCurrent: true, doNotLogTiming: true }));
     }
 
+    loadStructureFromUrl<P, S>(url: string, format: BuiltInTrajectoryFormat, isBinary: boolean, config?: {
+        props?: PresetProps & {
+            dataLabel?: string;
+        };
+        matrix?: Mat4;
+        reprProvider?: TrajectoryHierarchyPresetProvider<P, S>;
+        params?: P;
+    }): Promise<any> {
+        this.plugin.canvas3dInitialized.then(() => {
+            console.log('Camera initialization started', this.plugin.canvas3d?.camera)
+            storeCameraSnapshot(this.plugin); // store if it is not stored yet
+            loadInitialSnapshot(this.plugin); // load if there is a stored one
+
+            // INVALID DATA CELL: setTimeout(() => { this.plugin.clear(); }, 100); // clear scene after some delay
+
+            setTimeout(() => { (async () => {
+                rotateCamera(this.plugin);
+            })(); }, 1000);
+        });
+
+        const result = super.loadStructureFromUrl(url, format, isBinary, config);
+
+        return result;
+    }
+
 }