缩小大图预览左右横滑的距离
缩小大图预览左右横滑的距离

KBvsMJ/AGImagePickerController,Wu-Dong-Hui/AGImagePickerController,zhaiyjgithub/AGImagePickerController,hao-hua/AGImagePickerController,tangwei6423471/AGImagePickerController,ArthurKK/AGImagePickerController