Android自定义view实现拖拽选择按钮

<com.xuezj.dragchooselibrary.view.DragChooseView    android:id="@+id/my_view"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    choose:background_color="#efeff4"    choose:border_color="#ffcfcfd3"    choose:enabled="@mipmap/sliderwifion"    choose:focused="@mipmap/sliderwifioff"    choose:text_size="12sp"    choose:counts="5"    choose:radius="20" />

dragChooseView =(DragChooseView)findViewById(R.id.my_view);dragChooseView.setTextData("自定义","单选","双选","全选","sss","ddd");dragChooseView.addOnChooseItemListener(new DragChooseView.OnChooseItemListener() {    @Override    public void chooseItem(int index, String text) {       Toast.makeText(MainActivity.this, text, Toast.LENGTH_SHORT).show();    }});