PictureComponent.vue
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<script lang="ts">
export default {
inheritAttrs: false,
};
</script>
<script lang="ts" setup>
import { computed, ref, watch } from 'vue';
import { Tooltip, Image as AntImage } from 'ant-design-vue';
import {
getUpdateTime,
DEFAULT_RADIO_RECORD,
fontSize,
RadioRecord,
} from '../../detail/config/util';
import { PictureComponentValue } from './pictureComponent.config';
const props = defineProps<{
layout?: Recordable;
value?: PictureComponentValue;
radio?: RadioRecord;
}>();
const fallback =
'data:image/png;base64,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';
const getImagBase64 = ref(fallback);
const getRadio = computed(() => {
return props.radio || DEFAULT_RADIO_RECORD;
});
const getWidth = computed(() => {
const marign = 5;
const offsetHight = 62 + (props.radio ? 62 : 0);
const { width = 240, height = 200 } = props.radio || {};
return width > height - offsetHight ? height - offsetHight - marign : width - marign;
});
watch(
() => props.value?.value,
() => {
if (props.value?.value) {
getBase64Image(props.value.value);
}
}
);
const getBase64Image = (url: string) => {
let canvas: Nullable<HTMLCanvasElement> = document.createElement('canvas');
const ctx = canvas.getContext('2d');
let image: Nullable<HTMLImageElement> = new Image();
image.onload = function () {
canvas!.height = image!.height;
canvas!.width = image!.width;
ctx?.drawImage(image!, 0, 0);
const dataUrl = canvas!.toDataURL('image/png');
getImagBase64.value = dataUrl;
image = null;
canvas = null;
};
image.setAttribute('crossOrigin', 'Anonymous');
image.src = url;
};
</script>
<template>
<section
class="w-full h-full flex flex-col justify-center items-center justify-between widget-picture"
>
<AntImage :width="getWidth" :src="getImagBase64" :fallback="fallback" />
<div
class="w-full text-center truncate p-5"
:style="{ fontSize: fontSize({ radioRecord: getRadio, basic: 12, max: 12 }), color: '#999' }"
>
<Tooltip placement="top" :title="getUpdateTime(props.value?.updateTime)">
<span class="mr-1">更新时间:</span>
<span class="truncate">
{{ getUpdateTime(props.value?.updateTime) }}
</span>
</Tooltip>
</div>
</section>
</template>
<style scoped lang="less">
.widget-picture:deep(.ant-image) {
flex: auto;
display: flex;
justify-content: center;
align-items: center;
}
</style>