From 37a024f023605f57ae20b77202ec6c98bcf9754f Mon Sep 17 00:00:00 2001
From: Tom <tmpearce@gmail.com>
Date: Sat, 10 Dec 2022 07:02:16 -0500
Subject: [PATCH] bugfix in getCenter during zoom animation

---
 src/viewport.js                         |  3 +--
 test/demo/fitboundswithconstraints.html | 24 +-----------------------
 2 files changed, 2 insertions(+), 25 deletions(-)

diff --git a/src/viewport.js b/src/viewport.js
index a0e5a6f1..b507096e 100644
--- a/src/viewport.js
+++ b/src/viewport.js
@@ -578,7 +578,7 @@ $.Viewport.prototype = {
         }
 
         var constraintApplied = xConstrained || yConstrained;
-        var newViewportBounds = constraintApplied ? this.viewerElementToViewportRectangle(newBounds, false) : bounds.clone();
+        var newViewportBounds = constraintApplied ? this.viewerElementToViewportRectangle(newBounds) : bounds.clone();
         newViewportBounds.xConstrained = xConstrained;
         newViewportBounds.yConstrained = yConstrained;
         newViewportBounds.constraintApplied = constraintApplied;
@@ -811,7 +811,6 @@ $.Viewport.prototype = {
             constrainedBounds;
 
         bounds = this.getBounds(current);
-        // bounds = this.getBoundsNoRotate(current);
 
         constrainedBounds = this._applyBoundaryConstraints(bounds);
 
diff --git a/test/demo/fitboundswithconstraints.html b/test/demo/fitboundswithconstraints.html
index 5851a424..617b139c 100644
--- a/test/demo/fitboundswithconstraints.html
+++ b/test/demo/fitboundswithconstraints.html
@@ -83,7 +83,6 @@ setTimeout(() => viewport.applyConstraints(), 1000);</pre>
             maxZoomPixelRatio: 10,
             visibilityRatio:1,
             constrainDuringPan:true,
-            // showNavigationControl:false,
         });
 
         viewer.addHandler("open", function(event) {
@@ -148,29 +147,8 @@ setTimeout(() => viewport.applyConstraints(), 1000);</pre>
                 });
             })
 
-            viewer.viewport.zoomTo(1/2, null, true);
+            viewer.viewport.zoomTo(0.5, null, true);
 
-            // viewer.viewport.panBy(new OpenSeadragon.Point(0.5, 0.5).minus(viewer.viewport.pointFromPixel(new OpenSeadragon.Point(0, 0))))
-            // setTimeout(()=>viewer.viewport.contentCoords(),1500);
-            // // setTimeout(()=>{
-            // //     viewer.viewport.rotateBy(-90, new OpenSeadragon.Point(0.5, 0.5));
-            // //     console.log('Rotated by -90')
-            // //     viewer.viewport.contentCoords();
-            // //     setTimeout(()=>{
-            // //         console.log('After rotation');
-            // //         viewer.viewport.contentCoords();
-            // //     },1500);
-            // // }, 2000)
-
-            // setTimeout(()=>{
-            //     viewer.viewport.zoomBy(2, new OpenSeadragon.Point(0.5, 0.5));
-            //     console.log('Zoomed by 2')
-            //     viewer.viewport.contentCoords();
-            //     setTimeout(()=>{
-            //         console.log('After zoom');
-            //         viewer.viewport.contentCoords();
-            //     },1500);
-            // }, 4500)
 
         });
         $('.method').on('click',function(){