From e0641c3175bc7cf53dea924524e51f1eefa6a8b1 Mon Sep 17 00:00:00 2001
From: aidahosa1 <aisosa_idahosa@brown.edu>
Date: Mon, 18 Mar 2024 13:39:34 -0400
Subject: the lack of pushing is astounding actually

---
 .../CollectionFreeFormLayoutEngines.tsx            | 34 ++++++++++++++++++++++
 .../collectionFreeForm/CollectionFreeFormView.tsx  |  4 ++-
 .../collections/collectionFreeForm/MarqueeView.tsx | 20 +++++++++++--
 3 files changed, 55 insertions(+), 3 deletions(-)

(limited to 'src/client/views/collections/collectionFreeForm')

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLayoutEngines.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLayoutEngines.tsx
index b8c0967c1..e972f44f1 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLayoutEngines.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLayoutEngines.tsx
@@ -126,6 +126,40 @@ export function computeStarburstLayout(poolData: Map<string, PoolData>, pivotDoc
     return normalizeResults(burstDiam, 12, docMap, poolData, viewDefsToJSX, [], 0, [divider]);
 }
 
+export function computeCardDeckLayout(poolData: Map<string, PoolData>, pivotDoc: Doc, childPairs: { layout: Doc; data?: Doc }[], panelDim: number[], viewDefsToJSX: (views: ViewDefBounds[]) => ViewDefResult[], engineProps: any) {
+    const docMap = new Map<string, PoolData>();
+    const spreadWidth = Math.min(panelDim[0], childPairs.length * 50); // Total width of the spread
+    const startX = -(spreadWidth / 2); // Starting X position
+    const fanAngle = 5; // Angle in degrees for fanning out cards
+    const baseZIndex = 1000; // Base Z-index to ensure cards are stacked in order
+
+    childPairs.forEach(({ layout, data }, i) => {
+        const aspect = NumCast(layout._height) / NumCast(layout._width);
+        const docSize = Math.min(400, NumCast(layout._width)) * NumCast(pivotDoc._starburstDocScale, 1);
+        const posX = startX + (spreadWidth / childPairs.length) * i;
+        const posY = 0; // Adjust if you want to change the vertical alignment
+        const rotation = (i - (childPairs.length / 2)) * fanAngle; // Calculate rotation for fanning effect
+
+        docMap.set(layout[Id], {
+            x: posX,
+            y: posY,
+            width: docSize,
+            height: docSize * aspect,
+            zIndex: baseZIndex + i, // Increment Z-index for each card to stack them correctly
+            rotation: rotation, // Optional: Add this if you want to rotate elements for a fanned effect
+            pair: { layout, data },
+            replica: '',
+            color: 'white',
+            backgroundColor: 'white',
+            transition: 'all 0.3s',
+        });
+    });
+
+    // This is a placeholder for the divider object and may need to be adjusted based on actual usage
+    const divider = { type: 'div', color: 'transparent', x: -panelDim[0] / 2, y: -panelDim[1] / 2, width: 15, height: 15, payload: undefined };
+    return normalizeResults(panelDim, 12, docMap, poolData, viewDefsToJSX, [], 0, [divider]);
+}
+
 export function computePivotLayout(poolData: Map<string, PoolData>, pivotDoc: Doc, childPairs: { layout: Doc; data?: Doc }[], panelDim: number[], viewDefsToJSX: (views: ViewDefBounds[]) => ViewDefResult[], engineProps: any) {
     const docMap = new Map<string, PoolData>();
     const fieldKey = 'data';
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 1fd453e96..f9fe306fa 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -49,7 +49,7 @@ import { CollectionSubView } from '../CollectionSubView';
 import { TreeViewType } from '../CollectionTreeView';
 import { CollectionFreeFormBackgroundGrid } from './CollectionFreeFormBackgroundGrid';
 import { CollectionFreeFormInfoUI } from './CollectionFreeFormInfoUI';
-import { computePassLayout, computePivotLayout, computeStarburstLayout, computeTimelineLayout, PoolData, ViewDefBounds, ViewDefResult } from './CollectionFreeFormLayoutEngines';
+import { computePassLayout, computePivotLayout, computeStarburstLayout, computeTimelineLayout, PoolData, ViewDefBounds, ViewDefResult, computeCardDeckLayout } from './CollectionFreeFormLayoutEngines';
 import { CollectionFreeFormPannableContents } from './CollectionFreeFormPannableContents';
 import { CollectionFreeFormRemoteCursors } from './CollectionFreeFormRemoteCursors';
 import './CollectionFreeFormView.scss';
@@ -1383,6 +1383,8 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
             case computeTimelineLayout.name:  return { newPool, computedElementData: this.doEngineLayout(newPool, computeTimelineLayout) };
             case computePivotLayout.name:     return { newPool, computedElementData: this.doEngineLayout(newPool, computePivotLayout) };
             case computeStarburstLayout.name: return { newPool, computedElementData: this.doEngineLayout(newPool, computeStarburstLayout) };
+            case computeCardDeckLayout.name: return { newPool, computedElementData: this.doEngineLayout(newPool, computeCardDeckLayout) };
+
         }
         return { newPool, computedElementData: this.doFreeformLayout(newPool) };
     }
diff --git a/src/client/views/collections/collectionFreeForm/MarqueeView.tsx b/src/client/views/collections/collectionFreeForm/MarqueeView.tsx
index b913e05ad..d0ac5f6db 100644
--- a/src/client/views/collections/collectionFreeForm/MarqueeView.tsx
+++ b/src/client/views/collections/collectionFreeForm/MarqueeView.tsx
@@ -383,6 +383,18 @@ export class MarqueeView extends ObservableReactComponent<SubCollectionViewProps
         this.hideMarquee();
     });
 
+    @undoBatch
+    spreadCards = action((e: KeyboardEvent | React.PointerEvent | undefined) => {
+        const selected = this.marqueeSelect(false);
+        SelectionManager.DeselectAll();
+        selected.forEach(d => this._props.removeDocument?.(d));
+        const newCollection = DocUtils.spreadCards(selected, this.Bounds.left + this.Bounds.width / 2, this.Bounds.top + this.Bounds.height / 2)!;
+        this._props.addDocument?.(newCollection);
+        this._props.selectDocuments([newCollection]);
+        MarqueeOptionsMenu.Instance.fadeOut(true);
+        this.hideMarquee();
+    });
+
     /**
      * This triggers the TabDocView.PinDoc method which is the universal method
      * used to pin documents to the currently active presentation trail.
@@ -508,6 +520,7 @@ export class MarqueeView extends ObservableReactComponent<SubCollectionViewProps
 
     @action
     marqueeCommand = (e: KeyboardEvent) => {
+
         if (this._commandExecuted || (e as any).propagationIsStopped) {
             return;
         }
@@ -518,7 +531,8 @@ export class MarqueeView extends ObservableReactComponent<SubCollectionViewProps
             this.delete(e, e.key === 'h');
             e.stopPropagation();
         }
-        if ('ctsSpg'.indexOf(e.key) !== -1) {
+        if ('ctsSpga'.indexOf(e.key) !== -1) {
+
             this._commandExecuted = true;
             e.stopPropagation();
             e.preventDefault();
@@ -526,7 +540,9 @@ export class MarqueeView extends ObservableReactComponent<SubCollectionViewProps
             if (e.key === 'g') this.collection(e, true);
             if (e.key === 'c' || e.key === 't') this.collection(e);
             if (e.key === 's' || e.key === 'S') this.summary(e);
-            if (e.key === 'p') this.pileup(e);
+            if (e.key === 'p') this.pileup(e)
+            if (e.key === 'a') this.spreadCards(e);
+
             this.cleanupInteractions(false);
         }
         if (e.key === 'r' || e.key === ' ') {
-- 
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