mirror of
https://github.com/apache/skywalking-booster-ui.git
synced 2025-10-15 04:09:14 +00:00
148 lines
4.5 KiB
Vue
148 lines
4.5 KiB
Vue
<!-- Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<template>
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<g>
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<rect
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v-if="mouseDownX !== undefined && currentX !== undefined"
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:x="`${Math.min(mouseDownX, currentX)}%`"
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y="0"
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:width="`${Math.abs(mouseDownX - currentX)}%`"
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height="100%"
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fill="var(--el-color-primary-light-5)"
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fill-opacity="0.2"
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pointer-events="none"
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/>
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<rect
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ref="rootEl"
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x="0"
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y="0"
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width="100%"
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height="100%"
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@mousedown="handleMouseDown"
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@mousemove="handleMouseHoverMove"
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@mouseleave="handleMouseHoverLeave"
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fill-opacity="0"
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cursor="col-resize"
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/>
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<line
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v-if="hoverX"
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:x1="`${hoverX}%`"
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:y1="0"
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:x2="`${hoverX}%`"
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y2="100%"
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stroke="var(--el-color-primary-light-5)"
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stroke-width="1"
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pointer-events="none"
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/>
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</g>
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</template>
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<script lang="ts" setup>
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import { onBeforeUnmount, ref } from "vue";
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interface Props {
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minTimestamp: number;
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maxTimestamp: number;
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}
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interface Emits {
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(e: "setSelectedMaxTimestamp", value: number): void;
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(e: "setSelectedMinTimestamp", value: number): void;
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}
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const props = defineProps<Props>();
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const emit = defineEmits<Emits>();
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const rootEl = ref<SVGRectElement | null>(null);
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const mouseDownX = ref<number | undefined>(undefined);
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const currentX = ref<number | undefined>(undefined);
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const hoverX = ref<number | undefined>(undefined);
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const mouseDownXRef = ref<number | undefined>(undefined);
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const isDragging = ref(false);
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function handleMouseMove(e: MouseEvent) {
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if (!rootEl.value) {
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return;
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}
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const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
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currentX.value = x;
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}
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function handleMouseUp(e: MouseEvent) {
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if (!isDragging.value || !rootEl.value || mouseDownXRef.value === undefined) {
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return;
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}
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const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
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const adjustedX = Math.abs(x - mouseDownXRef.value) < 1 ? x + 1 : x;
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const t1 = (mouseDownXRef.value / 100) * (props.maxTimestamp - props.minTimestamp) + props.minTimestamp;
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const t2 = (adjustedX / 100) * (props.maxTimestamp - props.minTimestamp) + props.minTimestamp;
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const newMinTimestmap = Math.min(t1, t2);
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const newMaxTimestamp = Math.max(t1, t2);
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emit("setSelectedMinTimestamp", newMinTimestmap);
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emit("setSelectedMaxTimestamp", newMaxTimestamp);
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currentX.value = undefined;
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mouseDownX.value = undefined;
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mouseDownXRef.value = undefined;
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isDragging.value = false;
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document.removeEventListener("mousemove", handleMouseMove);
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document.removeEventListener("mouseup", handleMouseUp);
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}
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const calculateX = (parentRect: DOMRect, x: number) => {
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const value = ((x - parentRect.left) / (parentRect.right - parentRect.left)) * 100;
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if (value <= 0) {
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return 0;
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}
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if (value >= 100) {
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return 100;
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}
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return value;
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};
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function handleMouseDown(e: MouseEvent) {
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if (!rootEl.value) {
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return;
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}
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const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
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currentX.value = x;
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mouseDownX.value = x;
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mouseDownXRef.value = x;
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isDragging.value = true;
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document.addEventListener("mousemove", handleMouseMove);
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document.addEventListener("mouseup", handleMouseUp);
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}
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function handleMouseHoverMove(e: MouseEvent) {
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if (e.buttons !== 0 || !rootEl.value) {
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return;
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}
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const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
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hoverX.value = x;
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}
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function handleMouseHoverLeave() {
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hoverX.value = undefined;
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}
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onBeforeUnmount(() => {
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document.removeEventListener("mousemove", handleMouseMove);
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document.removeEventListener("mouseup", handleMouseUp);
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isDragging.value = false;
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});
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</script>
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