From 6a6cc7a29b1067b20bc923bd4482e9b23709d943 Mon Sep 17 00:00:00 2001
From: Fine <fanxue0830@gmail.com>
Date: Wed, 17 Aug 2022 17:29:05 +0800
Subject: [PATCH] draw anchor

---
 src/store/modules/network-profiling.ts        |   1 -
 .../components/Graph/linkProcess.ts           |  38 +-
 .../components/ProcessTopology.vue            |  45 +--
 .../network-profiling/components/backup.vue   | 343 ------------------
 4 files changed, 51 insertions(+), 376 deletions(-)
 delete mode 100644 src/views/dashboard/related/network-profiling/components/backup.vue

diff --git a/src/store/modules/network-profiling.ts b/src/store/modules/network-profiling.ts
index eda6338d..2a5b36ee 100644
--- a/src/store/modules/network-profiling.ts
+++ b/src/store/modules/network-profiling.ts
@@ -96,7 +96,6 @@ export const networkProfilingStore = defineStore({
         delete d.targetObj;
         return d;
       });
-      console.log(calls);
       this.calls = calls;
       this.nodes = data.nodes;
     },
diff --git a/src/views/dashboard/related/network-profiling/components/Graph/linkProcess.ts b/src/views/dashboard/related/network-profiling/components/Graph/linkProcess.ts
index 0fe644ad..9581803b 100644
--- a/src/views/dashboard/related/network-profiling/components/Graph/linkProcess.ts
+++ b/src/views/dashboard/related/network-profiling/components/Graph/linkProcess.ts
@@ -20,12 +20,12 @@ export const linkElement = (graph: any) => {
     .append("path")
     .attr("class", "topo-call")
     .attr("marker-end", "url(#arrow)")
-    .attr("stroke", "#afc4dd")
+    .attr("stroke", "#bbb")
     .attr("d", (d: any) => {
       const controlPos = computeControlPoint(
         [d.source.x, d.source.y - 5],
         [d.target.x, d.target.y - 5],
-        1
+        0.5
       );
       return (
         "M" +
@@ -50,7 +50,21 @@ export const anchorElement = (graph: any, funcs: any, tip: any) => {
     .append("circle")
     .attr("class", "topo-line-anchor")
     .attr("r", 5)
-    .attr("fill", "#217EF25f")
+    .attr("fill", "#ccc")
+    .attr("transform", (d: any) => {
+      const controlPos = computeControlPoint(
+        [d.source.x, d.source.y - 5],
+        [d.target.x, d.target.y - 5],
+        0.5
+      );
+      const p = quadraticBezier(
+        0.5,
+        { x: d.source.x, y: d.source.y - 5 },
+        { x: controlPos[0], y: controlPos[1] },
+        { x: d.target.x, y: d.target.y - 5 }
+      );
+      return `translate(${p[0]}, ${p[1]})`;
+    })
     .on("mouseover", function (event: unknown, d: unknown) {
       tip.html(funcs.tipHtml).show(d, this);
     })
@@ -69,17 +83,18 @@ export const arrowMarker = (graph: any) => {
     .attr("id", "arrow")
     .attr("class", "topo-line-arrow")
     .attr("markerUnits", "strokeWidth")
-    .attr("markerWidth", "6")
-    .attr("markerHeight", "6")
+    .attr("markerWidth", "8")
+    .attr("markerHeight", "8")
     .attr("viewBox", "0 0 12 12")
     .attr("refX", "10")
     .attr("refY", "6")
     .attr("orient", "auto");
   const arrowPath = "M2,2 L10,6 L2,10 L6,6 L2,2";
 
-  arrow.append("path").attr("d", arrowPath).attr("fill", "#afc4dd");
+  arrow.append("path").attr("d", arrowPath).attr("fill", "#bbb");
   return arrow;
 };
+// Control Point coordinates of quadratic Bezier curve
 function computeControlPoint(ps: number[], pe: number[], arc = 0.5) {
   const deltaX = pe[0] - ps[0];
   const deltaY = pe[1] - ps[1];
@@ -91,3 +106,14 @@ function computeControlPoint(ps: number[], pe: number[], arc = 0.5) {
     (ps[1] + pe[1]) / 2 + len * Math.sin(newTheta),
   ];
 }
+// Point coordinates of quadratic Bezier curve
+function quadraticBezier(
+  t: number,
+  ps: { x: number; y: number },
+  pc: { x: number; y: number },
+  pe: { x: number; y: number }
+) {
+  const x = (1 - t) * (1 - t) * ps.x + 2 * t * (1 - t) * pc.x + t * t * pe.x;
+  const y = (1 - t) * (1 - t) * ps.y + 2 * t * (1 - t) * pc.y + t * t * pe.y;
+  return [x, y];
+}
diff --git a/src/views/dashboard/related/network-profiling/components/ProcessTopology.vue b/src/views/dashboard/related/network-profiling/components/ProcessTopology.vue
index 866fd321..80762e8d 100644
--- a/src/views/dashboard/related/network-profiling/components/ProcessTopology.vue
+++ b/src/views/dashboard/related/network-profiling/components/ProcessTopology.vue
@@ -87,7 +87,7 @@ async function init() {
     return;
   }
   drawGraph();
-  update();
+  drawTopology();
 }
 
 function drawGraph() {
@@ -149,7 +149,7 @@ function createPolygon(radius: number, sides = 6, offset = 0) {
   return poly;
 }
 
-function update() {
+function drawTopology() {
   if (!node.value || !link.value) {
     return;
   }
@@ -254,30 +254,23 @@ function update() {
   link.value = link.value.data(calls, (d: Call) => d.id);
   link.value.exit().remove();
   link.value = linkElement(link.value.enter()).merge(link.value);
-  // anchorElement
-  // anchor.value = anchor.value.data(
-  //   networkProfilingStore.calls,
-  //   (d: Call) => d.id
-  // );
-  // anchor.value.exit().remove();
-  // anchor.value = anchorElement(
-  //   anchor.value.enter(),
-  //   {
-  //     handleLinkClick: handleLinkClick,
-  //     tipHtml: (data: Call) => {
-  //       const html = `<div><span class="grey">${t(
-  //         "detectPoint"
-  //       )}:</span>${data.detectPoints.join(" | ")}</div>`;
-  //       return html;
-  //     },
-  //   },
-  //   tip.value
-  // ).merge(anchor.value);
+  anchor.value = anchor.value.data(calls, (d: Call) => d.id);
+  anchor.value.exit().remove();
+  anchor.value = anchorElement(
+    anchor.value.enter(),
+    {
+      handleLinkClick: handleLinkClick,
+      tipHtml: (data: Call) => {
+        const html = `<div><span class="grey">${t(
+          "detectPoint"
+        )}:</span>${data.detectPoints.join(" | ")}</div>`;
+        return html;
+      },
+    },
+    tip.value
+  ).merge(anchor.value);
   // arrow marker
-  arrow.value = arrow.value.data(
-    networkProfilingStore.calls,
-    (d: Call) => d.id
-  );
+  arrow.value = arrow.value.data(calls, (d: Call) => d.id);
   arrow.value.exit().remove();
   arrow.value = arrowMarker(arrow.value.enter()).merge(arrow.value);
 }
@@ -351,7 +344,7 @@ async function freshNodes() {
     return;
   }
   drawGraph();
-  update();
+  drawTopology();
 }
 watch(
   () => networkProfilingStore.nodes,
diff --git a/src/views/dashboard/related/network-profiling/components/backup.vue b/src/views/dashboard/related/network-profiling/components/backup.vue
deleted file mode 100644
index 812d65dc..00000000
--- a/src/views/dashboard/related/network-profiling/components/backup.vue
+++ /dev/null
@@ -1,343 +0,0 @@
-<!-- Licensed to the Apache Software Foundation (ASF) under one or more
-contributor license agreements.  See the NOTICE file distributed with
-this work for additional information regarding copyright ownership.
-The ASF licenses this file to You under the Apache License, Version 2.0
-(the "License"); you may not use this file except in compliance with
-the License.  You may obtain a copy of the License at
-
-  http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License. -->
-<template>
-  <div ref="chart" class="micro-topo-chart"></div>
-  <div
-    class="switch-icon ml-5"
-    title="Settings"
-    @click="setConfig"
-    v-if="dashboardStore.editMode"
-  >
-    <Icon size="middle" iconName="settings" />
-  </div>
-  <div class="setting" v-if="showSettings && dashboardStore.editMode">
-    <Settings @update="updateSettings" @updateNodes="freshNodes" />
-  </div>
-</template>
-<script lang="ts" setup>
-import type { PropType } from "vue";
-import { ref, onMounted, watch } from "vue";
-import * as d3 from "d3";
-import { useI18n } from "vue-i18n";
-import { ElMessage } from "element-plus";
-import router from "@/router";
-import { useNetworkProfilingStore } from "@/store/modules/network-profiling";
-import { useDashboardStore } from "@/store/modules/dashboard";
-import d3tip from "d3-tip";
-import {
-  simulationInit,
-  simulationSkip,
-} from "../../components/D3Graph/simulation";
-import {
-  linkElement,
-  anchorElement,
-  arrowMarker,
-} from "../../components/D3Graph/linkElement";
-import nodeElement from "../../components/D3Graph/nodeElement";
-import { Call } from "@/types/topology";
-// import zoom from "../../components/D3Graph/zoom";
-import { ProcessNode } from "@/types/ebpf";
-import { useThrottleFn } from "@vueuse/core";
-import Settings from "./Settings.vue";
-import { EntityType } from "@/views/dashboard/data";
-import getDashboard from "@/hooks/useDashboardsSession";
-
-/*global Nullable, defineProps */
-const props = defineProps({
-  config: {
-    type: Object as PropType<any>,
-    default: () => ({ graph: {} }),
-  },
-});
-const { t } = useI18n();
-const dashboardStore = useDashboardStore();
-const networkProfilingStore = useNetworkProfilingStore();
-const height = ref<number>(100);
-const width = ref<number>(100);
-const simulation = ref<any>(null);
-const svg = ref<Nullable<any>>(null);
-const chart = ref<Nullable<HTMLDivElement>>(null);
-const tip = ref<Nullable<HTMLDivElement>>(null);
-const graph = ref<any>(null);
-const node = ref<any>(null);
-const link = ref<any>(null);
-const anchor = ref<any>(null);
-const arrow = ref<any>(null);
-const oldVal = ref<{ width: number; height: number }>({ width: 0, height: 0 });
-const showSettings = ref<boolean>(false);
-const config = ref<any>({});
-
-onMounted(() => {
-  init();
-  oldVal.value = (chart.value && chart.value.getBoundingClientRect()) || {
-    width: 0,
-    height: 0,
-  };
-});
-
-async function init() {
-  svg.value = d3.select(chart.value).append("svg").attr("class", "process-svg");
-  if (!networkProfilingStore.nodes.length) {
-    return;
-  }
-  drawGraph();
-  update();
-}
-
-function drawGraph() {
-  const dom = chart.value?.getBoundingClientRect() || {
-    height: 20,
-    width: 0,
-  };
-  height.value = dom.height - 20;
-  width.value = dom.width;
-  svg.value.attr("height", height.value).attr("width", width.value);
-  tip.value = (d3tip as any)().attr("class", "d3-tip").offset([-8, 0]);
-  graph.value = svg.value
-    .append("g")
-    .attr("class", "svg-graph")
-    .attr("transform", `translate(-250, -220)`);
-  graph.value.call(tip.value);
-  simulation.value = simulationInit(
-    d3,
-    networkProfilingStore.nodes,
-    networkProfilingStore.calls,
-    ticked
-  );
-  node.value = graph.value.append("g").selectAll(".topo-node");
-  link.value = graph.value.append("g").selectAll(".topo-line");
-  anchor.value = graph.value.append("g").selectAll(".topo-line-anchor");
-  arrow.value = graph.value.append("g").selectAll(".topo-line-arrow");
-  // svg.value.call(zoom(d3, graph.value));
-  svg.value.on("click", (event: any) => {
-    event.stopPropagation();
-    event.preventDefault();
-    networkProfilingStore.setNode(null);
-    networkProfilingStore.setLink(null);
-    dashboardStore.selectWidget(props.config);
-  });
-  useThrottleFn(resize, 500)();
-}
-
-function update() {
-  // node element
-  if (!node.value || !link.value) {
-    return;
-  }
-  node.value = node.value.data(
-    networkProfilingStore.nodes,
-    (d: ProcessNode) => d.id
-  );
-  node.value.exit().remove();
-  node.value = nodeElement(
-    d3,
-    node.value.enter(),
-    {
-      tipHtml: (data: ProcessNode) => {
-        return ` <div class="mb-5"><span class="grey">name: </span>${data.name}</div>`;
-      },
-    },
-    tip.value
-  ).merge(node.value);
-  // line element
-  link.value = link.value.data(networkProfilingStore.calls, (d: Call) => d.id);
-  link.value.exit().remove();
-  link.value = linkElement(link.value.enter()).merge(link.value);
-  // anchorElement
-  anchor.value = anchor.value.data(
-    networkProfilingStore.calls,
-    (d: Call) => d.id
-  );
-  anchor.value.exit().remove();
-  anchor.value = anchorElement(
-    anchor.value.enter(),
-    {
-      handleLinkClick: handleLinkClick,
-      tipHtml: (data: Call) => {
-        const html = `<div><span class="grey">${t(
-          "detectPoint"
-        )}:</span>${data.detectPoints.join(" | ")}</div>`;
-        return html;
-      },
-    },
-    tip.value
-  ).merge(anchor.value);
-  // arrow marker
-  arrow.value = arrow.value.data(
-    networkProfilingStore.calls,
-    (d: Call) => d.id
-  );
-  arrow.value.exit().remove();
-  arrow.value = arrowMarker(arrow.value.enter()).merge(arrow.value);
-  // force element
-  simulation.value.nodes(networkProfilingStore.nodes);
-  simulation.value
-    .force("link")
-    .links(networkProfilingStore.calls)
-    .id((d: Call) => d.id);
-  const loopMap: any = {};
-  for (let i = 0; i < networkProfilingStore.calls.length; i++) {
-    const link: any = networkProfilingStore.calls[i];
-    link.loopFactor = 1;
-    for (let j = 0; j < networkProfilingStore.calls.length; j++) {
-      if (i === j || loopMap[i]) {
-        continue;
-      }
-      const otherLink = networkProfilingStore.calls[j];
-      if (
-        link.source.id === otherLink.target.id &&
-        link.target.id === otherLink.source.id
-      ) {
-        link.loopFactor = -1;
-        loopMap[j] = 1;
-        break;
-      }
-    }
-  }
-}
-
-function handleLinkClick(event: any, d: Call) {
-  if (
-    d.source.layer !== dashboardStore.layerId ||
-    d.target.layer !== dashboardStore.layerId
-  ) {
-    return;
-  }
-  event.stopPropagation();
-  networkProfilingStore.setNode(null);
-  networkProfilingStore.setLink(d);
-  if (!config.value.linkDashboard) {
-    return;
-  }
-  const { dashboard } = getDashboard({
-    name: config.value.linkDashboard,
-    layer: dashboardStore.layerId,
-    entity: EntityType[7].value,
-  });
-  if (!dashboard) {
-    ElMessage.error(
-      `The dashboard named ${config.value.linkDashboard} doesn't exist`
-    );
-    return;
-  }
-  const path = `/dashboard/related/${dashboard.layer}/${EntityType[7].value}/${d.source.id}/${d.target.id}/${dashboard.name}`;
-  const routeUrl = router.resolve({ path });
-  window.open(routeUrl.href, "_blank");
-}
-
-function ticked() {
-  link.value.attr(
-    "d",
-    (d: Call | any) =>
-      `M${d.source.x} ${d.source.y} Q ${(d.source.x + d.target.x) / 2} ${
-        (d.target.y + d.source.y) / 2 - d.loopFactor * 90
-      } ${d.target.x} ${d.target.y}`
-  );
-  anchor.value.attr(
-    "transform",
-    (d: Call | any) =>
-      `translate(${(d.source.x + d.target.x) / 2}, ${
-        (d.target.y + d.source.y) / 2 - d.loopFactor * 45
-      })`
-  );
-  node.value.attr(
-    "transform",
-    (d: Node | any) => `translate(${d.x - 22},${d.y - 22})`
-  );
-}
-
-function updateSettings(config: any) {
-  config.value = config;
-}
-
-function setConfig() {
-  showSettings.value = !showSettings.value;
-  dashboardStore.selectWidget(props.config);
-}
-
-function resize() {
-  const observer = new ResizeObserver((entries) => {
-    const entry = entries[0];
-    const cr = entry.contentRect;
-    if (
-      Math.abs(cr.width - oldVal.value.width) < 5 &&
-      Math.abs(cr.height - oldVal.value.height) < 5
-    ) {
-      return;
-    }
-    freshNodes();
-    oldVal.value = { width: cr.width, height: cr.height };
-  });
-  if (chart.value) {
-    observer.observe(chart.value);
-  }
-}
-
-async function freshNodes() {
-  svg.value.selectAll(".svg-graph").remove();
-  if (!networkProfilingStore.nodes.length) {
-    return;
-  }
-  drawGraph();
-  update();
-}
-watch(
-  () => networkProfilingStore.nodes,
-  () => {
-    freshNodes();
-  }
-);
-</script>
-<style lang="scss" scoped>
-.micro-topo-chart {
-  width: calc(100% - 10px);
-  margin: 0 5px 5px 0;
-  height: 100%;
-  min-height: 150px;
-}
-
-.process-svg {
-  width: 100%;
-  height: calc(100% - 10px);
-  cursor: move;
-}
-
-.switch-icon {
-  cursor: pointer;
-  transition: all 0.5ms linear;
-  background-color: #252a2f99;
-  color: #ddd;
-  display: inline-block;
-  padding: 5px 8px 8px;
-  border-radius: 3px;
-  position: absolute;
-  top: 20px;
-  right: 10px;
-}
-
-.setting {
-  position: absolute;
-  top: 65px;
-  right: 10px;
-  width: 300px;
-  height: 160px;
-  background-color: #2b3037;
-  overflow: auto;
-  padding: 15px;
-  border-radius: 3px;
-  color: #ccc;
-  transition: all 0.5ms linear;
-}
-</style>