feat: 新增可拖拽modal框

src/utils/fullscreen-utils.ts

@@ -1,25 +0,0 @@
-/**进入全屏 */
-function enterFullscreen() {
-  const element = document.documentElement;
-
-  if (element.requestFullscreen) {
-    element.requestFullscreen();
-  }
-}
-
-/**退出全屏 */
-function exitFullscreen() {
-  if (document.exitFullscreen) {
-    document.exitFullscreen();
-  }
-}
-
-/**是否全屏 */
-export function isFullscreen() {
-  return !!document.fullscreenElement;
-}
-
-/**变更 */
-export function toggle() {
-  return isFullscreen() ? exitFullscreen() : enterFullscreen();
-}