feat: add new funciton

Author: Simon-He95

src/collisionDetection.ts

@@ -0,0 +1,16 @@
+export function collisionDetection(o1: string | HTMLElement, o2: string | HTMLElement) {
+  const obj1: HTMLElement = typeof o1 === 'string' ? document.querySelector(o1)! : o1
+  const obj2: HTMLElement = typeof o2 === 'string' ? document.querySelector(o2)! : o2
+  if (!obj1 || !obj2)
+    return
+  const left1_start = obj1.offsetLeft
+  const left1_end = obj1.offsetLeft + obj1.offsetWidth
+  const left2_start = obj2.offsetLeft
+  const left2_end = obj2.offsetLeft + obj2.offsetWidth
+  const top1_start = obj1.offsetTop
+  const top1_end = obj1.offsetTop + obj1.offsetHeight
+  const top2_start = obj2.offsetTop
+  const top2_end = obj2.offsetTop + obj2.offsetHeight
+  // 判断是否碰撞
+  return !(left1_start > left2_end || left1_end < left2_start || top1_start > top2_end || top1_end < top2_start)
+}