iceshrimp-legacy/src/web/app/common/views/widgets/slideshow.vue
2018-03-28 16:39:14 +09:00

160 lines
3.1 KiB
Vue

<template>
<div class="mkw-slideshow" :data-mobile="isMobile">
<div @click="choose">
<p v-if="props.folder === undefined">
<template v-if="isCustomizeMode">フォルダを指定するには、カスタマイズモードを終了してください</template>
<template v-else>クリックしてフォルダを指定してください</template>
</p>
<p v-if="props.folder !== undefined && images.length == 0 && !fetching">このフォルダには画像がありません</p>
<div ref="slideA" class="slide a"></div>
<div ref="slideB" class="slide b"></div>
</div>
</div>
</template>
<script lang="ts">
import * as anime from 'animejs';
import define from '../../../common/define-widget';
export default define({
name: 'slideshow',
props: () => ({
folder: undefined,
size: 0
})
}).extend({
data() {
return {
images: [],
fetching: true,
clock: null
};
},
mounted() {
this.$nextTick(() => {
this.applySize();
});
if (this.props.folder !== undefined) {
this.fetch();
}
this.clock = setInterval(this.change, 10000);
},
beforeDestroy() {
clearInterval(this.clock);
},
methods: {
func() {
this.resize();
},
applySize() {
let h;
if (this.props.size == 1) {
h = 250;
} else {
h = 170;
}
this.$el.style.height = `${h}px`;
},
resize() {
if (this.props.size == 1) {
this.props.size = 0;
} else {
this.props.size++;
}
this.applySize();
},
change() {
if (this.images.length == 0) return;
const index = Math.floor(Math.random() * this.images.length);
const img = `url(${ this.images[index].url }?thumbnail&size=1024)`;
(this.$refs.slideB as any).style.backgroundImage = img;
anime({
targets: this.$refs.slideB,
opacity: 1,
duration: 1000,
easing: 'linear',
complete: () => {
// 既にこのウィジェットがunmountされていたら要素がない
if ((this.$refs.slideA as any) == null) return;
(this.$refs.slideA as any).style.backgroundImage = img;
anime({
targets: this.$refs.slideB,
opacity: 0,
duration: 0
});
}
});
},
fetch() {
this.fetching = true;
(this as any).api('drive/files', {
folderId: this.props.folder,
type: 'image/*',
limit: 100
}).then(images => {
this.images = images;
this.fetching = false;
(this.$refs.slideA as any).style.backgroundImage = '';
(this.$refs.slideB as any).style.backgroundImage = '';
this.change();
});
},
choose() {
(this as any).apis.chooseDriveFolder().then(folder => {
this.props.folder = folder ? folder.id : null;
this.fetch();
});
}
}
});
</script>
<style lang="stylus" scoped>
.mkw-slideshow
overflow hidden
background #fff
border solid 1px rgba(0, 0, 0, 0.075)
border-radius 6px
&[data-mobile]
border none
border-radius 8px
box-shadow 0 0 0 1px rgba(0, 0, 0, 0.2)
> div
width 100%
height 100%
cursor pointer
> p
display block
margin 1em
text-align center
color #888
> *
pointer-events none
> .slide
position absolute
top 0
left 0
width 100%
height 100%
background-size cover
background-position center
&.b
opacity 0
</style>