Files
skywalking-booster-ui/src/views/dashboard/related/trace/components/TraceQuery/MinTimelineOverlay.vue

148 lines
4.5 KiB
Vue

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contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
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(the "License"); you may not use this file except in compliance with
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<template>
<g>
<rect
v-if="mouseDownX !== undefined && currentX !== undefined"
:x="`${Math.min(mouseDownX, currentX)}%`"
y="0"
:width="`${Math.abs(mouseDownX - currentX)}%`"
height="100%"
fill="var(--el-color-primary-light-5)"
fill-opacity="0.2"
pointer-events="none"
/>
<rect
ref="rootEl"
x="0"
y="0"
width="100%"
height="100%"
@mousedown="handleMouseDown"
@mousemove="handleMouseHoverMove"
@mouseleave="handleMouseHoverLeave"
fill-opacity="0"
cursor="col-resize"
/>
<line
v-if="hoverX"
:x1="`${hoverX}%`"
:y1="0"
:x2="`${hoverX}%`"
y2="100%"
stroke="var(--el-color-primary-light-5)"
stroke-width="1"
pointer-events="none"
/>
</g>
</template>
<script lang="ts" setup>
import { onBeforeUnmount, ref } from "vue";
interface Props {
minTimestamp: number;
maxTimestamp: number;
}
interface Emits {
(e: "setSelectedMaxTimestamp", value: number): void;
(e: "setSelectedMinTimestamp", value: number): void;
}
const props = defineProps<Props>();
const emit = defineEmits<Emits>();
const rootEl = ref<SVGRectElement | null>(null);
const mouseDownX = ref<number | undefined>(undefined);
const currentX = ref<number | undefined>(undefined);
const hoverX = ref<number | undefined>(undefined);
const mouseDownXRef = ref<number | undefined>(undefined);
const isDragging = ref(false);
function handleMouseMove(e: MouseEvent) {
if (!rootEl.value) {
return;
}
const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
currentX.value = x;
}
function handleMouseUp(e: MouseEvent) {
if (!isDragging.value || !rootEl.value || mouseDownXRef.value === undefined) {
return;
}
const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
const adjustedX = Math.abs(x - mouseDownXRef.value) < 1 ? x + 1 : x;
const t1 = (mouseDownXRef.value / 100) * (props.maxTimestamp - props.minTimestamp) + props.minTimestamp;
const t2 = (adjustedX / 100) * (props.maxTimestamp - props.minTimestamp) + props.minTimestamp;
const newMinTimestmap = Math.min(t1, t2);
const newMaxTimestamp = Math.max(t1, t2);
emit("setSelectedMinTimestamp", newMinTimestmap);
emit("setSelectedMaxTimestamp", newMaxTimestamp);
currentX.value = undefined;
mouseDownX.value = undefined;
mouseDownXRef.value = undefined;
isDragging.value = false;
document.removeEventListener("mousemove", handleMouseMove);
document.removeEventListener("mouseup", handleMouseUp);
}
const calculateX = (parentRect: DOMRect, x: number) => {
const value = ((x - parentRect.left) / (parentRect.right - parentRect.left)) * 100;
if (value <= 0) {
return 0;
}
if (value >= 100) {
return 100;
}
return value;
};
function handleMouseDown(e: MouseEvent) {
if (!rootEl.value) {
return;
}
const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
currentX.value = x;
mouseDownX.value = x;
mouseDownXRef.value = x;
isDragging.value = true;
document.addEventListener("mousemove", handleMouseMove);
document.addEventListener("mouseup", handleMouseUp);
}
function handleMouseHoverMove(e: MouseEvent) {
if (e.buttons !== 0 || !rootEl.value) {
return;
}
const x = calculateX(rootEl.value.getBoundingClientRect(), e.pageX);
hoverX.value = x;
}
function handleMouseHoverLeave() {
hoverX.value = undefined;
}
onBeforeUnmount(() => {
document.removeEventListener("mousemove", handleMouseMove);
document.removeEventListener("mouseup", handleMouseUp);
isDragging.value = false;
});
</script>