{"version":3,"file":"watermark.mjs","sources":["../../src/watermark/watermark.tsx"],"sourcesContent":["import { computed, onMounted, defineComponent, watch, ref, reactive, shallowRef } from 'vue';\nimport generateBase64Url from '../_common/js/watermark/generateBase64Url';\nimport randomMovingStyle from '../_common/js/watermark/randomMovingStyle';\nimport injectStyle from '../_common/js/utils/injectStyle';\nimport { useContent, usePrefixClass, useVariables } from '../hooks';\nimport setStyle from '../_common/js/utils/setStyle';\nimport { useMutationObserver } from './hooks';\nimport config from '../config';\n\nimport props from './props';\n\nconst { prefix } = config;\n\nexport default defineComponent({\n name: `${prefix}-watermark`,\n props,\n setup(props) {\n const backgroundImage = ref('');\n const watermarkRef = shallowRef();\n const watermarkContentRef = shallowRef();\n\n const offset = reactive(props.offset || []);\n\n const gapX = computed(() => {\n return props.movable ? 0 : props.x;\n });\n\n const gapY = computed(() => {\n return props.movable ? 0 : props.y;\n });\n\n const rotate = computed(() => {\n return props.movable ? 0 : props.rotate;\n });\n\n const backgroundRepeat = computed(() => {\n if (props.movable) {\n return 'no-repeat';\n }\n return props.isRepeat ? 'repeat' : 'no-repeat';\n });\n\n const offsetLeft = computed(() => {\n return offset[0] || gapX.value / 2;\n });\n\n const offsetTop = computed(() => {\n return offset[1] || gapY.value / 2;\n });\n const { fontColor } = useVariables({\n fontColor: '--td-text-color-watermark',\n });\n const bgImageOptions = computed(() => ({\n width: props.width,\n height: props.height,\n rotate: rotate.value,\n lineSpace: props.lineSpace,\n alpha: props.alpha,\n gapX: gapX.value,\n gapY: gapY.value,\n watermarkContent: props.watermarkContent,\n offsetLeft: offsetLeft.value,\n offsetTop: offsetTop.value,\n fontColor: fontColor.value,\n layout: props.layout,\n }));\n\n const removeWaterMark = () => {\n if (!watermarkContentRef.value) return;\n watermarkContentRef.value.remove();\n watermarkContentRef.value = null;\n };\n\n const injectWaterMark = () => {\n generateBase64Url(bgImageOptions.value, (base64Url, backgroundSize) => {\n removeWaterMark();\n\n backgroundImage.value = base64Url;\n watermarkContentRef.value = document.createElement('div');\n setStyle(watermarkContentRef.value, {\n zIndex: props.zIndex,\n position: 'absolute',\n left: 0,\n right: 0,\n top: 0,\n bottom: 0,\n width: '100%',\n height: '100%',\n backgroundSize: `${backgroundSize?.width || gapX.value + props.width}px`,\n pointerEvents: 'none',\n backgroundRepeat: backgroundRepeat.value,\n backgroundImage: `url('${backgroundImage.value}')`,\n animation: props.movable ? `watermark infinite ${(props.moveInterval * 4) / 60}s` : 'none',\n });\n watermarkRef.value?.append(watermarkContentRef.value);\n });\n\n if (props.movable) {\n const keyframesStyle = randomMovingStyle();\n injectStyle(keyframesStyle);\n }\n };\n\n onMounted(() => {\n injectWaterMark();\n useMutationObserver(\n watermarkRef.value,\n (mutations) => {\n if (props.removable || !watermarkContentRef.value) return;\n for (const mutation of mutations) {\n const isRemoved = Array.from(mutation.removedNodes).includes(watermarkContentRef.value);\n const isModified = mutation.type === 'attributes' && watermarkContentRef.value === mutation.target;\n if (isRemoved || isModified) {\n injectWaterMark();\n break;\n }\n }\n },\n {\n attributes: true,\n childList: true,\n characterData: true,\n subtree: true,\n },\n );\n });\n\n watch(() => [props, fontColor.value], injectWaterMark, { deep: true, flush: 'post' });\n\n return () => {\n const COMPONENT_NAME = usePrefixClass('watermark');\n const renderContent = useContent();\n\n return (\n
\n {renderContent('default', 'content')}\n
\n );\n };\n 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