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Feat/2.1.5
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| import { computed, ref, watch, onMounted, defineComponent } from "vue"; | ||
| import { calcAngle, triggerDragEvent, DragEventOption } from "./utils"; | ||
|
|
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| import "./index.scss"; | ||
|
|
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| const angleProps = { | ||
| angle: { | ||
| type: Number, | ||
| default: 0, | ||
| }, | ||
| size: { | ||
| type: Number, | ||
| default: 16, | ||
| validator: (value: number) => { | ||
| return value >= 16; | ||
| }, | ||
| }, | ||
| borderWidth: { | ||
| type: Number, | ||
| default: 1, | ||
| validator: (value: number) => { | ||
| return value >= 1; | ||
| }, | ||
| }, | ||
| borderColor: { | ||
| type: String, | ||
| default: "#666", | ||
| }, | ||
| }; | ||
|
|
||
| export default defineComponent({ | ||
| name: "Angle", | ||
| props: angleProps, | ||
| emits: ["update:angle", "change"], | ||
| setup(props, { emit }) { | ||
| const angleRef = ref<HTMLElement | null>(null); | ||
|
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| const rotate = ref(0); | ||
|
|
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| watch( | ||
| () => props.angle, | ||
| (angle: number) => { | ||
| rotate.value = angle; | ||
| } | ||
| ); | ||
|
|
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| const updateAngle = (): void => { | ||
| let value = Number(rotate.value); | ||
| if (!isNaN(value)) { | ||
| value = value > 360 || value < 0 ? props.angle : value; | ||
| rotate.value = value === 360 ? 0 : value; | ||
| emit("update:angle", rotate.value); | ||
| emit("change", rotate.value); | ||
| } | ||
| }; | ||
|
|
||
| const getStyle = computed(() => { | ||
| return { | ||
| width: props.size + "px", | ||
| height: props.size + "px", | ||
| borderWidth: props.borderWidth + "px", | ||
| borderColor: props.borderColor, | ||
| transform: `rotate(${rotate.value}deg)`, | ||
| }; | ||
| }); | ||
|
|
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| const handleDrag = (event: MouseEvent) => { | ||
| if (angleRef.value) { | ||
| rotate.value = calcAngle(angleRef.value, event) % 360; | ||
| updateAngle(); | ||
| } | ||
| }; | ||
|
|
||
| onMounted(() => { | ||
| const dragConfig: DragEventOption = { | ||
| drag: (event: Event) => { | ||
| handleDrag(event as MouseEvent); | ||
| }, | ||
| end: (event: Event) => { | ||
| handleDrag(event as MouseEvent); | ||
| }, | ||
| }; | ||
|
|
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| if (angleRef.value) { | ||
| triggerDragEvent(angleRef.value, dragConfig); | ||
| } | ||
| }); | ||
|
|
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| return () => { | ||
| return ( | ||
| <div class="bee-angle"> | ||
| <div class="bee-angle__round" ref={angleRef} style={getStyle.value} /> | ||
| </div> | ||
| ); | ||
| }; | ||
| }, | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| .bee-angle { | ||
| transform: rotate(90deg); | ||
|
|
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| > * { | ||
| display: inline-block; | ||
| vertical-align: middle; | ||
| } | ||
|
|
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| &.zero-right { | ||
| transform: rotate(180deg); | ||
| } | ||
|
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| &.zero-bottom { | ||
| transform: rotate(270deg); | ||
| } | ||
|
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| &__round { | ||
| position: relative; | ||
| margin-left: 8px; | ||
| width: 16px; | ||
| height: 16px; | ||
| border: 1px solid #666; | ||
| border-radius: 50%; | ||
| cursor: pointer; | ||
| display: inline-block; | ||
| vertical-align: middle; | ||
|
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| &::before { | ||
| content: ""; | ||
| position: absolute; | ||
| top: 50%; | ||
| left: 0; | ||
| transform: translateY(-50%); | ||
| width: 50%; | ||
| height: 1px; | ||
| background-color: #666; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| export const calcAngle = (element: HTMLElement, event: MouseEvent): number => { | ||
| const rect = element.getBoundingClientRect(); | ||
|
|
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| const originX = rect.left + rect.width / 2; | ||
| const originY = rect.top + rect.height / 2; | ||
|
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| //获得中心点和鼠标坐标连线，与y轴正半轴之间的夹角 | ||
| const x = Math.abs(originX - event.clientX); | ||
| const y = Math.abs(originY - event.clientY); | ||
| const z = Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2)); | ||
| const cos = y / z; | ||
| const rad = Math.acos(cos); //用反三角函数求弧度 | ||
| let angle = Math.floor(180 / (Math.PI / rad)); //将弧度转换成角度 | ||
|
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| if (event.clientX > originX && event.clientY > originY) { | ||
| //鼠标在第四象限 | ||
| angle = 180 - angle; | ||
| } | ||
|
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| if (event.clientX == originX && event.clientY > originY) { | ||
| //鼠标在y轴负方向上 | ||
| angle = 180; | ||
| } | ||
|
|
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| if (event.clientX > originX && event.clientY == originY) { | ||
| //鼠标在x轴正方向上 | ||
| angle = 90; | ||
| } | ||
|
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| if (event.clientX < originX && event.clientY > originY) { | ||
| //鼠标在第三象限 | ||
| angle = 180 + angle; | ||
| } | ||
|
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| if (event.clientX < originX && event.clientY == originY) { | ||
| //鼠标在x轴负方向 | ||
| angle = 270; | ||
| } | ||
|
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| if (event.clientX < originX && event.clientY < originY) { | ||
| //鼠标在第二象限 | ||
| angle = 360 - angle; | ||
| } | ||
|
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| return angle; | ||
| }; | ||
|
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| let isDragging = false; | ||
|
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| export interface DragEventOption { | ||
| drag?: (event: Event) => void; | ||
| start?: (event: Event) => void; | ||
| end?: (event: Event) => void; | ||
| } | ||
|
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| export const triggerDragEvent = (element: HTMLElement, options: DragEventOption): void => { | ||
| const moveFn = function (event: Event) { | ||
| options.drag?.(event); | ||
| }; | ||
|
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| const upFn = function (event: Event) { | ||
| document.removeEventListener("mousemove", moveFn, false); | ||
| document.removeEventListener("mouseup", upFn, false); | ||
| document.onselectstart = null; | ||
| document.ondragstart = null; | ||
|
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| isDragging = false; | ||
|
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| options.end?.(event); | ||
| }; | ||
|
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| if (element) { | ||
| element.addEventListener("mousedown", (event: Event) => { | ||
| if (isDragging) return; | ||
| document.onselectstart = () => false; | ||
| document.ondragstart = () => false; | ||
| document.addEventListener("mousemove", moveFn, false); | ||
| document.addEventListener("mouseup", upFn, false); | ||
| isDragging = true; | ||
|
|
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| options.start?.(event); | ||
| }); | ||
| } | ||
|
|
||
| return; | ||
| }; |
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