From ce6dc55b39d67467f9ea1e88382a6c74f060b660 Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Fri, 6 Sep 2024 09:55:59 -0400
Subject: fixed scribbleErase crash on non-ink strokes.

---
 src/client/views/GestureOverlay.tsx | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

(limited to 'src')

diff --git a/src/client/views/GestureOverlay.tsx b/src/client/views/GestureOverlay.tsx
index c1ac3ab06..4185050d2 100644
--- a/src/client/views/GestureOverlay.tsx
+++ b/src/client/views/GestureOverlay.tsx
@@ -154,19 +154,21 @@ export class GestureOverlay extends ObservableReactComponent<React.PropsWithChil
                         const point3 = cuspArray[i + 2];
                         const triangleObject = { p1: { X: point1.X, Y: point1.Y }, p2: { X: point2.X, Y: point2.Y }, p3: { X: point3.X, Y: point3.Y } };
                         const otherInk = DocumentView.getDocumentView(doc)?.ComponentView as InkingStroke;
-                        const { inkData: otherInkData } = otherInk?.inkScaledData() ?? { inkData: [] };
-                        const otherScreenPts = otherInkData.map(point => otherInk.ptToScreen(point));
-                        if (doc.title === 'line') {
-                            if (this.doesLineIntersectTriangle(otherScreenPts, triangleObject)) {
-                                docsToDelete.push(doc);
-                                hasDocInTriangle = true;
-                                cuspBooleanArray.push(true);
-                            }
-                        } else {
-                            if (this.isAnyPointInTriangle(triangleObject, otherScreenPts)) {
-                                docsToDelete.push(doc);
-                                hasDocInTriangle = true;
-                                cuspBooleanArray.push(true);
+                        if (otherInk instanceof InkingStroke) {
+                            const { inkData: otherInkData } = otherInk?.inkScaledData() ?? { inkData: [] };
+                            const otherScreenPts = otherInkData.map(point => otherInk.ptToScreen(point));
+                            if (doc.title === 'line') {
+                                if (this.doesLineIntersectTriangle(otherScreenPts, triangleObject)) {
+                                    docsToDelete.push(doc);
+                                    hasDocInTriangle = true;
+                                    cuspBooleanArray.push(true);
+                                }
+                            } else {
+                                if (this.isAnyPointInTriangle(triangleObject, otherScreenPts)) {
+                                    docsToDelete.push(doc);
+                                    hasDocInTriangle = true;
+                                    cuspBooleanArray.push(true);
+                                }
                             }
                         }
                     }
-- 
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