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root/detail/userShare.vue

@@ -356,11 +356,26 @@ export default {
 		onTouchEnd() {
 			let that = this;
 			that.isTouching = false;
-			setTimeout(() => {
+			const animationDuration = 300; // 动画持续时间(ms)
-				// 恢复原始大小
+			const frameDuration = 16; // 每帧间隔(约60fps)
+			const totalFrames = Math.ceil(animationDuration / frameDuration);
+			let currentFrame = 0;
+			const startScale = that.backgroundScale;
+			const startScroll = that.mtScroll;
+			const animate = () => {
+				currentFrame++;
+				const progress = Math.min(currentFrame / totalFrames, 1);
+				const easeOutQuart = 1 - Math.pow(1 - progress, 4);
+				that.backgroundScale = startScale * (1 - easeOutQuart);
+				that.mtScroll = startScroll * (1 - easeOutQuart);
+				if (progress < 1) {
+					setTimeout(animate, frameDuration);
+				} else {
 					that.backgroundScale = 0;
-				that.mtScroll = 0
+					that.mtScroll = 0;
-			}, 100);
+				}
+			};
+			animate();
 		},
     
 		goHome() {