mirror of https://github.com/elk-zone/elk.git
110 lines
2.8 KiB
Vue
110 lines
2.8 KiB
Vue
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<script lang="ts" setup>
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import type { Boundaries } from 'vue-advanced-cropper'
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import { Cropper } from 'vue-advanced-cropper'
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import 'vue-advanced-cropper/dist/style.css'
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export interface Props {
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/** Images to be cropped */
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modelValue?: File
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/** Crop frame aspect ratio (width/height), default 1/1 */
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stencilAspectRatio?: number
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/** The ratio of the longest edge of the cut box to the length of the cut screen, default 0.9, not more than 1 */
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stencilSizePercentage?: number
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}
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const props = withDefaults(defineProps<Props>(), {
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stencilAspectRatio: 1 / 1,
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stencilSizePercentage: 0.9,
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})
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const emits = defineEmits<{
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(event: 'update:modelValue', value: File): void
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}>()
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const vmFile = useVModel(props, 'modelValue', emits, { passive: true })
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const cropperDialog = ref(false)
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const cropper = ref<InstanceType<typeof Cropper>>()
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const cropperFlag = ref(false)
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const cropperImage = reactive({
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src: '',
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type: 'image/jpg',
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})
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const stencilSize = ({ boundaries }: { boundaries: Boundaries }) => {
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return {
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width: boundaries.width * props.stencilSizePercentage,
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height: boundaries.height * props.stencilSizePercentage,
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}
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}
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watch(vmFile, (file, _, onCleanup) => {
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let expired = false
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onCleanup(() => expired = true)
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if (file && !cropperFlag.value) {
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cropperDialog.value = true
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const reader = new FileReader()
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reader.readAsDataURL(file)
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reader.onload = (e) => {
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if (expired)
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return
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cropperImage.src = e.target?.result as string
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cropperImage.type = file.type
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}
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}
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cropperFlag.value = false
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})
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const cropImage = () => {
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if (cropper.value && vmFile.value) {
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cropperFlag.value = true
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cropperDialog.value = false
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const { canvas } = cropper.value.getResult()
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canvas?.toBlob((blob) => {
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vmFile.value = new File([blob as any], `cropped${vmFile.value?.name}` as string, { type: blob?.type })
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}, cropperImage.type)
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}
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}
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</script>
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<template>
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<ModalDialog v-model="cropperDialog" :use-v-if="false" max-w-500px flex>
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<div flex-1 w-0>
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<div text-lg text-center my2 px3>
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<h1>
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{{ $t('action.edit') }}
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</h1>
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</div>
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<div aspect-ratio-1>
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<Cropper
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ref="cropper"
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class="overflow-hidden w-full h-full"
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:src="cropperImage.src"
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:resize-image="{
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adjustStencil: false,
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}"
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:stencil-size="stencilSize"
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:stencil-props="{
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aspectRatio: props.stencilAspectRatio,
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movable: false,
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resizable: false,
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handlers: {},
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}"
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image-restriction="stencil"
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/>
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</div>
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<div m-4>
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<button
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btn-solid w-full rounded text-sm
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@click="cropImage()"
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>
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{{ $t('action.confirm') }}
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</button>
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</div>
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</div>
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</ModalDialog>
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</template>
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