传值：
组件：
@Component({props: {photoLists: {}}
})调用组件：
.ts
private photoLists = [];.vue
<photograph showAlbum="false" :photoLists="photoLists"></photograph>调用函数：
.vue
<div class="photoDiv"><span class="icon iconfont icon-uploadphoto camera" @click="showPopup"></span><photograph showAlbum="false" ref="photograph"></photograph> // 组件
</div>.ts
private showPopup() {(this as any).$refs.photograph.showType(); // showType是photograph中的函数}