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Applied touch rotate fix suggested in #2319

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Rainer Simon 2023-03-25 18:38:41 +01:00
parent 292b62ba21
commit 84d2dcf11d
1 changed files with 2 additions and 1 deletions
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src/viewer.js
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@ -3422,7 +3422,8 @@ function onCanvasPinch( event ) {
event.gesturePoints[0].currentPos.x - event.gesturePoints[1].currentPos.x); event.gesturePoints[0].currentPos.x - event.gesturePoints[1].currentPos.x);
var angle2 = Math.atan2(event.gesturePoints[0].lastPos.y - event.gesturePoints[1].lastPos.y, var angle2 = Math.atan2(event.gesturePoints[0].lastPos.y - event.gesturePoints[1].lastPos.y,
event.gesturePoints[0].lastPos.x - event.gesturePoints[1].lastPos.x); event.gesturePoints[0].lastPos.x - event.gesturePoints[1].lastPos.x);
this.viewport.setRotation(this.viewport.getRotation() + ((angle1 - angle2) * (180 / Math.PI))); centerPt = this.viewport.pointFromPixel( event.center, true );
this.viewport.rotateTo(this.viewport.getRotation(true) + ((angle1 - angle2) * (180 / Math.PI)), centerPt, true);
} }
} }
} }