{"version":3,"file":"index.mjs","sources":["../../../../../packages/hooks/use-draggable/index.ts"],"sourcesContent":["import { onBeforeUnmount, onMounted, watchEffect } from 'vue'\nimport { addUnit } from '@element-plus/utils'\nimport type { ComputedRef, Ref } from 'vue'\n\nexport const useDraggable = (\n targetRef: Ref<HTMLElement | undefined>,\n dragRef: Ref<HTMLElement | undefined>,\n draggable: ComputedRef<boolean>\n) => {\n let transform = {\n offsetX: 0,\n offsetY: 0,\n }\n\n const onMousedown = (e: MouseEvent) => {\n const downX = e.clientX\n const downY = e.clientY\n const { offsetX, offsetY } = transform\n\n const targetRect = targetRef.value!.getBoundingClientRect()\n const targetLeft = targetRect.left\n const targetTop = targetRect.top\n const targetWidth = targetRect.width\n const targetHeight = targetRect.height\n\n const clientWidth = document.documentElement.clientWidth\n const clientHeight = document.documentElement.clientHeight\n\n const minLeft = -targetLeft + offsetX\n const minTop = -targetTop + offsetY\n const maxLeft = clientWidth - targetLeft - targetWidth + offsetX\n const maxTop = clientHeight - targetTop - targetHeight + offsetY\n\n const onMousemove = (e: MouseEvent) => {\n const moveX = Math.min(\n Math.max(offsetX + e.clientX - downX, minLeft),\n maxLeft\n )\n const moveY = Math.min(\n Math.max(offsetY + e.clientY - downY, minTop),\n maxTop\n )\n\n transform = {\n offsetX: moveX,\n offsetY: moveY,\n }\n targetRef.value!.style.transform = `translate(${addUnit(\n moveX\n )}, ${addUnit(moveY)})`\n }\n\n const onMouseup = () => {\n document.removeEventListener('mousemove', onMousemove)\n document.removeEventListener('mouseup', onMouseup)\n }\n\n document.addEventListener('mousemove', onMousemove)\n document.addEventListener('mouseup', onMouseup)\n }\n\n const onDraggable = () => {\n if (dragRef.value && targetRef.value) {\n dragRef.value.addEventListener('mousedown', onMousedown)\n }\n }\n\n const offDraggable = () => {\n if (dragRef.value && targetRef.value) {\n dragRef.value.removeEventListener('mousedown', onMousedown)\n }\n }\n\n onMounted(() => {\n watchEffect(() => {\n if (draggable.value) {\n onDraggable()\n } else {\n offDraggable()\n }\n })\n })\n\n onBeforeUnmount(() => {\n offDraggable()\n })\n}\n"],"names":[],"mappings":";;;;AAEY,MAAC,YAAY,GAAG,CAAC,SAAS,EAAE,OAAO,EAAE,SAAS,KAAK;AAC/D,EAAE,IAAI,SAAS,GAAG;AAClB,IAAI,OAAO,EAAE,CAAC;AACd,IAAI,OAAO,EAAE,CAAC;AACd,GAAG,CAAC;AACJ,EAAE,MAAM,WAAW,GAAG,CAAC,CAAC,KAAK;AAC7B,IAAI,MAAM,KAAK,GAAG,CAAC,CAAC,OAAO,CAAC;AAC5B,IAAI,MAAM,KAAK,GAAG,CAAC,CAAC,OAAO,CAAC;AAC5B,IAAI,MAAM,EAAE,OAAO,EAAE,OAAO,EAAE,GAAG,SAAS,CAAC;AAC3C,IAAI,MAAM,UAAU,GAAG,SAAS,CAAC,KAAK,CAAC,qBAAqB,EAAE,CAAC;AAC/D,IAAI,MAAM,UAAU,GAAG,UAAU,CAAC,IAAI,CAAC;AACvC,IAAI,MAAM,SAAS,GAAG,UAAU,CAAC,GAAG,CAAC;AACrC,IAAI,MAAM,WAAW,GAAG,UAAU,CAAC,KAAK,CAAC;AACzC,IAAI,MAAM,YAAY,GAAG,UAAU,CAAC,MAAM,CAAC;AAC3C,IAAI,MAAM,WAAW,GAAG,QAAQ,CAAC,eAAe,CAAC,WAAW,CAAC;AAC7D,IAAI,MAAM,YAAY,GAAG,QAAQ,CAAC,eAAe,CAAC,YAAY,CAAC;AAC/D,IAAI,MAAM,OAAO,GAAG,CAAC,UAAU,GAAG,OAAO,CAAC;AAC1C,IAAI,MAAM,MAAM,GAAG,CAAC,SAAS,GAAG,OAAO,CAAC;AACxC,IAAI,MAAM,OAAO,GAAG,WAAW,GAAG,UAAU,GAAG,WAAW,GAAG,OAAO,CAAC;AACrE,IAAI,MAAM,MAAM,GAAG,YAAY,GAAG,SAAS,GAAG,YAAY,GAAG,OAAO,CAAC;AACrE,IAAI,MAAM,WAAW,GAAG,CAAC,EAAE,KAAK;AAChC,MAAM,MAAM,KAAK,GAAG,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,OAAO,GAAG,EAAE,CAAC,OAAO,GAAG,KAAK,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,CAAC;AACvF,MAAM,MAAM,KAAK,GAAG,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,GAAG,CAAC,OAAO,GAAG,EAAE,CAAC,OAAO,GAAG,KAAK,EAAE,MAAM,CAAC,EAAE,MAAM,CAAC,CAAC;AACrF,MAAM,SAAS,GAAG;AAClB,QAAQ,OAAO,EAAE,KAAK;AACtB,QAAQ,OAAO,EAAE,KAAK;AACtB,OAAO,CAAC;AACR,MAAM,SAAS,CAAC,KAAK,CAAC,KAAK,CAAC,SAAS,GAAG,CAAC,UAAU,EAAE,OAAO,CAAC,KAAK,CAAC,CAAC,EAAE,EAAE,OAAO,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;AAC1F,KAAK,CAAC;AACN,IAAI,MAAM,SAAS,GAAG,MAAM;AAC5B,MAAM,QAAQ,CAAC,mBAAmB,CAAC,WAAW,EAAE,WAAW,CAAC,CAAC;AAC7D,MAAM,QAAQ,CAAC,mBAAmB,CAAC,SAAS,EAAE,SAAS,CAAC,CAAC;AACzD,KAAK,CAAC;AACN,IAAI,QAAQ,CAAC,gBAAgB,CAAC,WAAW,EAAE,WAAW,CAAC,CAAC;AACxD,IAAI,QAAQ,CAAC,gBAAgB,CAAC,SAAS,EAAE,SAAS,CAAC,CAAC;AACpD,GAAG,CAAC;AACJ,EAAE,MAAM,WAAW,GAAG,MAAM;AAC5B,IAAI,IAAI,OAAO,CAAC,KAAK,IAAI,SAAS,CAAC,KAAK,EAAE;AAC1C,MAAM,OAAO,CAAC,KAAK,CAAC,gBAAgB,CAAC,WAAW,EAAE,WAAW,CAAC,CAAC;AAC/D,KAAK;AACL,GAAG,CAAC;AACJ,EAAE,MAAM,YAAY,GAAG,MAAM;AAC7B,IAAI,IAAI,OAAO,CAAC,KAAK,IAAI,SAAS,CAAC,KAAK,EAAE;AAC1C,MAAM,OAAO,CAAC,KAAK,CAAC,mBAAmB,CAAC,WAAW,EAAE,WAAW,CAAC,CAAC;AAClE,KAAK;AACL,GAAG,CAAC;AACJ,EAAE,SAAS,CAAC,MAAM;AAClB,IAAI,WAAW,CAAC,MAAM;AACtB,MAAM,IAAI,SAAS,CAAC,KAAK,EAAE;AAC3B,QAAQ,WAAW,EAAE,CAAC;AACtB,OAAO,MAAM;AACb,QAAQ,YAAY,EAAE,CAAC;AACvB,OAAO;AACP,KAAK,CAAC,CAAC;AACP,GAAG,CAAC,CAAC;AACL,EAAE,eAAe,CAAC,MAAM;AACxB,IAAI,YAAY,EAAE,CAAC;AACnB,GAAG,CAAC,CAAC;AACL;;;;"}
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