krpano JS動態切換旋轉角

/*定義控件*/
            var krpano = document.getElementById("krpanoSWFObject");
            
            /*旋轉到指定視角*/
            function openChoose() {
                /*獲取旋轉角變量，並去小數點*/
                var hlookat = Number(krpano.get("view.hlookat")).toFixed(0);
                var quyu = 0
                console.log(hlookat)
                /*判斷旋轉圈數*/
                if(hlookat > 360){
                    quyu = Math.floor(hlookat / 360) 
                }
                if(hlookat < -360){
                    quyu = Math.floor(hlookat / 360) 
                }
                hlookat = hlookat - 360 * quyu
                var t = setInterval(function() {
                    if(hlookat == 100) {
                        clearInterval(t);
                    } else if(hlookat<100){
                        hlookat++;
                        krpano.set("view.hlookat", hlookat);
                    }else if(hlookat>100){
                        hlookat--;
                        krpano.set("view.hlookat", hlookat);
                    }
                }, 10);

            }