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<script>
import _ from 'underscore';
import { numberToHumanSize } from '../../../../lib/utils/number_utils';
export default {
props: {
path: {
type: String,
required: true,
},
fileSize: {
type: Number,
required: false,
default: 0,
},
renderInfo: {
type: Boolean,
default: true,
},
},
data() {
return {
width: 0,
height: 0,
isZoomable: false,
isZoomed: false,
};
},
computed: {
fileSizeReadable() {
return numberToHumanSize(this.fileSize);
},
},
beforeDestroy() {
window.removeEventListener('resize', this.resizeThrottled, false);
},
mounted() {
// The onImgLoad may have happened before the control was actually mounted
this.onImgLoad();
this.resizeThrottled = _.throttle(this.onImgLoad, 400);
window.addEventListener('resize', this.resizeThrottled, false);
},
methods: {
onImgLoad() {
const contentImg = this.$refs.contentImg;
if (contentImg) {
this.isZoomable =
contentImg.naturalWidth > contentImg.width ||
contentImg.naturalHeight > contentImg.height;
this.width = contentImg.naturalWidth;
this.height = contentImg.naturalHeight;
this.$emit('imgLoaded', {
width: this.width,
height: this.height,
renderedWidth: contentImg.clientWidth,
renderedHeight: contentImg.clientHeight,
});
}
},
onImgClick() {
if (this.isZoomable) this.isZoomed = !this.isZoomed;
},
},
};
</script>
<template>
<div class="file-container">
<div class="file-content image_file">
<img
ref="contentImg"
:class="{ 'is-zoomable': isZoomable, 'is-zoomed': isZoomed }"
:src="path"
:alt="path"
@load="onImgLoad"
@click="onImgClick"/>
<p
v-if="renderInfo"
class="file-info prepend-top-10">
<template v-if="fileSize>0">
{{ fileSizeReadable }}
</template>
<template v-if="fileSize>0 && width && height">
-
</template>
<template v-if="width && height">
{{ width }} x {{ height }}
</template>
</p>
</div>
</div>
</template>
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