perf(graph): canvas implementation (#1328)
* perf(graph): initial canvas layout include nodes and links drawn Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * fix(graph): update persistent for nodeGfx Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * chore(graph): add canvas element to avoid rerendering glitch Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * fix(spa): only render graph once in global Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * fix(graph): change svg as button render global graph on toggle Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * fix(graph): fix anchor position and zIndex behaviour Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * chore(graph): increase linkDistance Signed-off-by: Aaron Pham <contact@aarnphm.xyz> * refactor * fmt * pkg --------- Signed-off-by: Aaron Pham <contact@aarnphm.xyz> Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>
This commit is contained in:
Aaron Pham
GitHub
parent
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commit
bca74623a3
86
package-lock.json
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86
package-lock.json
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@ -2,7 +2,7 @@
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"name": "@jackyzha0/quartz",
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"description": "🌱 publish your digital garden and notes as a website",
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@ -38,6 +38,7 @@
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@ -58,6 +59,7 @@
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@ -65,31 +65,32 @@ export default ((opts?: GraphOptions) => {
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<div class="graph-outer">
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|
||||
@ -1,19 +1,56 @@
|
||||
import type { ContentDetails } from "../../plugins/emitters/contentIndex"
|
||||
import * as d3 from "d3"
|
||||
import {
|
||||
SimulationNodeDatum,
|
||||
SimulationLinkDatum,
|
||||
Simulation,
|
||||
forceSimulation,
|
||||
forceManyBody,
|
||||
forceCenter,
|
||||
forceLink,
|
||||
forceCollide,
|
||||
zoomIdentity,
|
||||
select,
|
||||
drag,
|
||||
zoom,
|
||||
} from "d3"
|
||||
import { Text, Graphics, Application, Container, Circle } from "pixi.js"
|
||||
import { Group as TweenGroup, Tween as Tweened } from "@tweenjs/tween.js"
|
||||
import { registerEscapeHandler, removeAllChildren } from "./util"
|
||||
import { FullSlug, SimpleSlug, getFullSlug, resolveRelative, simplifySlug } from "../../util/path"
|
||||
import { D3Config } from "../Graph"
|
||||
|
||||
type GraphicsInfo = {
|
||||
color: string
|
||||
gfx: Graphics
|
||||
alpha: number
|
||||
active: boolean
|
||||
}
|
||||
|
||||
type NodeData = {
|
||||
id: SimpleSlug
|
||||
text: string
|
||||
tags: string[]
|
||||
} & d3.SimulationNodeDatum
|
||||
} & SimulationNodeDatum
|
||||
|
||||
type LinkData = {
|
||||
type SimpleLinkData = {
|
||||
source: SimpleSlug
|
||||
target: SimpleSlug
|
||||
}
|
||||
|
||||
type LinkData = {
|
||||
source: NodeData
|
||||
target: NodeData
|
||||
} & SimulationLinkDatum<NodeData>
|
||||
|
||||
type LinkRenderData = GraphicsInfo & {
|
||||
simulationData: LinkData
|
||||
}
|
||||
|
||||
type NodeRenderData = GraphicsInfo & {
|
||||
simulationData: NodeData
|
||||
label: Text
|
||||
}
|
||||
|
||||
const localStorageKey = "graph-visited"
|
||||
function getVisited(): Set<SimpleSlug> {
|
||||
return new Set(JSON.parse(localStorage.getItem(localStorageKey) ?? "[]"))
|
||||
@ -25,6 +62,11 @@ function addToVisited(slug: SimpleSlug) {
|
||||
localStorage.setItem(localStorageKey, JSON.stringify([...visited]))
|
||||
}
|
||||
|
||||
type TweenNode = {
|
||||
update: (time: number) => void
|
||||
stop: () => void
|
||||
}
|
||||
|
||||
async function renderGraph(container: string, fullSlug: FullSlug) {
|
||||
const slug = simplifySlug(fullSlug)
|
||||
const visited = getVisited()
|
||||
@ -45,7 +87,7 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
|
||||
removeTags,
|
||||
showTags,
|
||||
focusOnHover,
|
||||
} = JSON.parse(graph.dataset["cfg"]!)
|
||||
} = JSON.parse(graph.dataset["cfg"]!) as D3Config
|
||||
|
||||
const data: Map<SimpleSlug, ContentDetails> = new Map(
|
||||
Object.entries<ContentDetails>(await fetchData).map(([k, v]) => [
|
||||
@ -53,10 +95,11 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
|
||||
v,
|
||||
]),
|
||||
)
|
||||
const links: LinkData[] = []
|
||||
const links: SimpleLinkData[] = []
|
||||
const tags: SimpleSlug[] = []
|
||||
|
||||
const validLinks = new Set(data.keys())
|
||||
|
||||
const tweens = new Map<string, TweenNode>()
|
||||
for (const [source, details] of data.entries()) {
|
||||
const outgoing = details.links ?? []
|
||||
|
||||
@ -100,263 +143,406 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
|
||||
if (showTags) tags.forEach((tag) => neighbourhood.add(tag))
|
||||
}
|
||||
|
||||
const nodes = [...neighbourhood].map((url) => {
|
||||
const text = url.startsWith("tags/") ? "#" + url.substring(5) : (data.get(url)?.title ?? url)
|
||||
return {
|
||||
id: url,
|
||||
text,
|
||||
tags: data.get(url)?.tags ?? [],
|
||||
}
|
||||
})
|
||||
const graphData: { nodes: NodeData[]; links: LinkData[] } = {
|
||||
nodes: [...neighbourhood].map((url) => {
|
||||
const text = url.startsWith("tags/") ? "#" + url.substring(5) : (data.get(url)?.title ?? url)
|
||||
return {
|
||||
id: url,
|
||||
text: text,
|
||||
tags: data.get(url)?.tags ?? [],
|
||||
}
|
||||
}),
|
||||
links: links.filter((l) => neighbourhood.has(l.source) && neighbourhood.has(l.target)),
|
||||
nodes,
|
||||
links: links
|
||||
.filter((l) => neighbourhood.has(l.source) && neighbourhood.has(l.target))
|
||||
.map((l) => ({
|
||||
source: nodes.find((n) => n.id === l.source)!,
|
||||
target: nodes.find((n) => n.id === l.target)!,
|
||||
})),
|
||||
}
|
||||
|
||||
const simulation: d3.Simulation<NodeData, LinkData> = d3
|
||||
.forceSimulation(graphData.nodes)
|
||||
.force("charge", d3.forceManyBody().strength(-100 * repelForce))
|
||||
.force(
|
||||
"link",
|
||||
d3
|
||||
.forceLink(graphData.links)
|
||||
.id((d: any) => d.id)
|
||||
.distance(linkDistance),
|
||||
)
|
||||
.force("center", d3.forceCenter().strength(centerForce))
|
||||
// we virtualize the simulation and use pixi to actually render it
|
||||
const simulation: Simulation<NodeData, LinkData> = forceSimulation<NodeData>(graphData.nodes)
|
||||
.force("charge", forceManyBody().strength(-100 * repelForce))
|
||||
.force("center", forceCenter().strength(centerForce))
|
||||
.force("link", forceLink(graphData.links).distance(linkDistance))
|
||||
.force("collide", forceCollide<NodeData>((n) => nodeRadius(n)).iterations(3))
|
||||
|
||||
const height = Math.max(graph.offsetHeight, 250)
|
||||
const width = graph.offsetWidth
|
||||
const height = Math.max(graph.offsetHeight, 250)
|
||||
|
||||
const svg = d3
|
||||
.select<HTMLElement, NodeData>("#" + container)
|
||||
.append("svg")
|
||||
.attr("width", width)
|
||||
.attr("height", height)
|
||||
.attr("viewBox", [-width / 2 / scale, -height / 2 / scale, width / scale, height / scale])
|
||||
|
||||
// draw links between nodes
|
||||
const link = svg
|
||||
.append("g")
|
||||
.selectAll("line")
|
||||
.data(graphData.links)
|
||||
.join("line")
|
||||
.attr("class", "link")
|
||||
.attr("stroke", "var(--lightgray)")
|
||||
.attr("stroke-width", 1)
|
||||
|
||||
// svg groups
|
||||
const graphNode = svg.append("g").selectAll("g").data(graphData.nodes).enter().append("g")
|
||||
// precompute style prop strings as pixi doesn't support css variables
|
||||
const cssVars = [
|
||||
"--secondary",
|
||||
"--tertiary",
|
||||
"--gray",
|
||||
"--light",
|
||||
"--lightgray",
|
||||
"--dark",
|
||||
"--darkgray",
|
||||
"--bodyFont",
|
||||
] as const
|
||||
const computedStyleMap = cssVars.reduce(
|
||||
(acc, key) => {
|
||||
acc[key] = getComputedStyle(document.documentElement).getPropertyValue(key)
|
||||
return acc
|
||||
},
|
||||
{} as Record<(typeof cssVars)[number], string>,
|
||||
)
|
||||
|
||||
// calculate color
|
||||
const color = (d: NodeData) => {
|
||||
const isCurrent = d.id === slug
|
||||
if (isCurrent) {
|
||||
return "var(--secondary)"
|
||||
return computedStyleMap["--secondary"]
|
||||
} else if (visited.has(d.id) || d.id.startsWith("tags/")) {
|
||||
return "var(--tertiary)"
|
||||
return computedStyleMap["--tertiary"]
|
||||
} else {
|
||||
return "var(--gray)"
|
||||
return computedStyleMap["--gray"]
|
||||
}
|
||||
}
|
||||
|
||||
const drag = (simulation: d3.Simulation<NodeData, LinkData>) => {
|
||||
function dragstarted(event: any, d: NodeData) {
|
||||
if (!event.active) simulation.alphaTarget(1).restart()
|
||||
d.fx = d.x
|
||||
d.fy = d.y
|
||||
}
|
||||
|
||||
function dragged(event: any, d: NodeData) {
|
||||
d.fx = event.x
|
||||
d.fy = event.y
|
||||
}
|
||||
|
||||
function dragended(event: any, d: NodeData) {
|
||||
if (!event.active) simulation.alphaTarget(0)
|
||||
d.fx = null
|
||||
d.fy = null
|
||||
}
|
||||
|
||||
const noop = () => {}
|
||||
return d3
|
||||
.drag<Element, NodeData>()
|
||||
.on("start", enableDrag ? dragstarted : noop)
|
||||
.on("drag", enableDrag ? dragged : noop)
|
||||
.on("end", enableDrag ? dragended : noop)
|
||||
}
|
||||
|
||||
function nodeRadius(d: NodeData) {
|
||||
const numLinks = links.filter((l: any) => l.source.id === d.id || l.target.id === d.id).length
|
||||
const numLinks = graphData.links.filter(
|
||||
(l) => l.source.id === d.id || l.target.id === d.id,
|
||||
).length
|
||||
return 2 + Math.sqrt(numLinks)
|
||||
}
|
||||
|
||||
let connectedNodes: SimpleSlug[] = []
|
||||
let hoveredNodeId: string | null = null
|
||||
let hoveredNeighbours: Set<string> = new Set()
|
||||
const linkRenderData: LinkRenderData[] = []
|
||||
const nodeRenderData: NodeRenderData[] = []
|
||||
function updateHoverInfo(newHoveredId: string | null) {
|
||||
hoveredNodeId = newHoveredId
|
||||
|
||||
// draw individual nodes
|
||||
const node = graphNode
|
||||
.append("circle")
|
||||
.attr("class", "node")
|
||||
.attr("id", (d) => d.id)
|
||||
.attr("r", nodeRadius)
|
||||
.attr("fill", color)
|
||||
.style("cursor", "pointer")
|
||||
.on("click", (_, d) => {
|
||||
const targ = resolveRelative(fullSlug, d.id)
|
||||
window.spaNavigate(new URL(targ, window.location.toString()))
|
||||
})
|
||||
.on("mouseover", function (_, d) {
|
||||
const currentId = d.id
|
||||
const linkNodes = d3
|
||||
.selectAll(".link")
|
||||
.filter((d: any) => d.source.id === currentId || d.target.id === currentId)
|
||||
|
||||
if (focusOnHover) {
|
||||
// fade out non-neighbour nodes
|
||||
connectedNodes = linkNodes.data().flatMap((d: any) => [d.source.id, d.target.id])
|
||||
|
||||
d3.selectAll<HTMLElement, NodeData>(".link")
|
||||
.transition()
|
||||
.duration(200)
|
||||
.style("opacity", 0.2)
|
||||
d3.selectAll<HTMLElement, NodeData>(".node")
|
||||
.filter((d) => !connectedNodes.includes(d.id))
|
||||
.transition()
|
||||
.duration(200)
|
||||
.style("opacity", 0.2)
|
||||
|
||||
d3.selectAll<HTMLElement, NodeData>(".node")
|
||||
.filter((d) => !connectedNodes.includes(d.id))
|
||||
.nodes()
|
||||
.map((it) => d3.select(it.parentNode as HTMLElement).select("text"))
|
||||
.forEach((it) => {
|
||||
let opacity = parseFloat(it.style("opacity"))
|
||||
it.transition()
|
||||
.duration(200)
|
||||
.attr("opacityOld", opacity)
|
||||
.style("opacity", Math.min(opacity, 0.2))
|
||||
})
|
||||
if (newHoveredId === null) {
|
||||
hoveredNeighbours = new Set()
|
||||
for (const n of nodeRenderData) {
|
||||
n.active = false
|
||||
}
|
||||
|
||||
// highlight links
|
||||
linkNodes.transition().duration(200).attr("stroke", "var(--gray)").attr("stroke-width", 1)
|
||||
|
||||
const bigFont = fontSize * 1.5
|
||||
|
||||
// show text for self
|
||||
const parent = this.parentNode as HTMLElement
|
||||
d3.select<HTMLElement, NodeData>(parent)
|
||||
.raise()
|
||||
.select("text")
|
||||
.transition()
|
||||
.duration(200)
|
||||
.attr("opacityOld", d3.select(parent).select("text").style("opacity"))
|
||||
.style("opacity", 1)
|
||||
.style("font-size", bigFont + "em")
|
||||
})
|
||||
.on("mouseleave", function (_, d) {
|
||||
if (focusOnHover) {
|
||||
d3.selectAll<HTMLElement, NodeData>(".link").transition().duration(200).style("opacity", 1)
|
||||
d3.selectAll<HTMLElement, NodeData>(".node").transition().duration(200).style("opacity", 1)
|
||||
|
||||
d3.selectAll<HTMLElement, NodeData>(".node")
|
||||
.filter((d) => !connectedNodes.includes(d.id))
|
||||
.nodes()
|
||||
.map((it) => d3.select(it.parentNode as HTMLElement).select("text"))
|
||||
.forEach((it) => it.transition().duration(200).style("opacity", it.attr("opacityOld")))
|
||||
for (const l of linkRenderData) {
|
||||
l.active = false
|
||||
}
|
||||
const currentId = d.id
|
||||
const linkNodes = d3
|
||||
.selectAll(".link")
|
||||
.filter((d: any) => d.source.id === currentId || d.target.id === currentId)
|
||||
} else {
|
||||
hoveredNeighbours = new Set()
|
||||
for (const l of linkRenderData) {
|
||||
const linkData = l.simulationData
|
||||
if (linkData.source.id === newHoveredId || linkData.target.id === newHoveredId) {
|
||||
hoveredNeighbours.add(linkData.source.id)
|
||||
hoveredNeighbours.add(linkData.target.id)
|
||||
}
|
||||
|
||||
linkNodes.transition().duration(200).attr("stroke", "var(--lightgray)")
|
||||
l.active = linkData.source.id === newHoveredId || linkData.target.id === newHoveredId
|
||||
}
|
||||
|
||||
const parent = this.parentNode as HTMLElement
|
||||
d3.select<HTMLElement, NodeData>(parent)
|
||||
.select("text")
|
||||
.transition()
|
||||
.duration(200)
|
||||
.style("opacity", d3.select(parent).select("text").attr("opacityOld"))
|
||||
.style("font-size", fontSize + "em")
|
||||
for (const n of nodeRenderData) {
|
||||
n.active = hoveredNeighbours.has(n.simulationData.id)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
let dragStartTime = 0
|
||||
let dragging = false
|
||||
|
||||
function renderLinks() {
|
||||
tweens.get("link")?.stop()
|
||||
const tweenGroup = new TweenGroup()
|
||||
|
||||
for (const l of linkRenderData) {
|
||||
let alpha = 1
|
||||
|
||||
// if we are hovering over a node, we want to highlight the immediate neighbours
|
||||
// with full alpha and the rest with default alpha
|
||||
if (hoveredNodeId) {
|
||||
alpha = l.active ? 1 : 0.2
|
||||
}
|
||||
|
||||
l.color = l.active ? computedStyleMap["--gray"] : computedStyleMap["--lightgray"]
|
||||
tweenGroup.add(new Tweened<LinkRenderData>(l).to({ alpha }, 200))
|
||||
}
|
||||
|
||||
tweenGroup.getAll().forEach((tw) => tw.start())
|
||||
tweens.set("link", {
|
||||
update: tweenGroup.update.bind(tweenGroup),
|
||||
stop() {
|
||||
tweenGroup.getAll().forEach((tw) => tw.stop())
|
||||
},
|
||||
})
|
||||
// @ts-ignore
|
||||
.call(drag(simulation))
|
||||
}
|
||||
|
||||
// make tags hollow circles
|
||||
node
|
||||
.filter((d) => d.id.startsWith("tags/"))
|
||||
.attr("stroke", color)
|
||||
.attr("stroke-width", 2)
|
||||
.attr("fill", "var(--light)")
|
||||
function renderLabels() {
|
||||
tweens.get("label")?.stop()
|
||||
const tweenGroup = new TweenGroup()
|
||||
|
||||
// draw labels
|
||||
const labels = graphNode
|
||||
.append("text")
|
||||
.attr("dx", 0)
|
||||
.attr("dy", (d) => -nodeRadius(d) + "px")
|
||||
.attr("text-anchor", "middle")
|
||||
.text((d) => d.text)
|
||||
.style("opacity", (opacityScale - 1) / 3.75)
|
||||
.style("pointer-events", "none")
|
||||
.style("font-size", fontSize + "em")
|
||||
.raise()
|
||||
// @ts-ignore
|
||||
.call(drag(simulation))
|
||||
const defaultScale = 1 / scale
|
||||
const activeScale = defaultScale * 1.1
|
||||
for (const n of nodeRenderData) {
|
||||
const nodeId = n.simulationData.id
|
||||
|
||||
if (hoveredNodeId === nodeId) {
|
||||
tweenGroup.add(
|
||||
new Tweened<Text>(n.label).to(
|
||||
{
|
||||
alpha: 1,
|
||||
scale: { x: activeScale, y: activeScale },
|
||||
},
|
||||
100,
|
||||
),
|
||||
)
|
||||
} else {
|
||||
tweenGroup.add(
|
||||
new Tweened<Text>(n.label).to(
|
||||
{
|
||||
alpha: n.label.alpha,
|
||||
scale: { x: defaultScale, y: defaultScale },
|
||||
},
|
||||
100,
|
||||
),
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
tweenGroup.getAll().forEach((tw) => tw.start())
|
||||
tweens.set("label", {
|
||||
update: tweenGroup.update.bind(tweenGroup),
|
||||
stop() {
|
||||
tweenGroup.getAll().forEach((tw) => tw.stop())
|
||||
},
|
||||
})
|
||||
}
|
||||
|
||||
function renderNodes() {
|
||||
tweens.get("hover")?.stop()
|
||||
|
||||
const tweenGroup = new TweenGroup()
|
||||
for (const n of nodeRenderData) {
|
||||
let alpha = 1
|
||||
|
||||
// if we are hovering over a node, we want to highlight the immediate neighbours
|
||||
if (hoveredNodeId !== null && focusOnHover) {
|
||||
alpha = n.active ? 1 : 0.2
|
||||
}
|
||||
|
||||
tweenGroup.add(new Tweened<Graphics>(n.gfx, tweenGroup).to({ alpha }, 200))
|
||||
}
|
||||
|
||||
tweenGroup.getAll().forEach((tw) => tw.start())
|
||||
tweens.set("hover", {
|
||||
update: tweenGroup.update.bind(tweenGroup),
|
||||
stop() {
|
||||
tweenGroup.getAll().forEach((tw) => tw.stop())
|
||||
},
|
||||
})
|
||||
}
|
||||
|
||||
function renderPixiFromD3() {
|
||||
renderNodes()
|
||||
renderLinks()
|
||||
renderLabels()
|
||||
}
|
||||
|
||||
tweens.forEach((tween) => tween.stop())
|
||||
tweens.clear()
|
||||
|
||||
const app = new Application()
|
||||
await app.init({
|
||||
width,
|
||||
height,
|
||||
antialias: true,
|
||||
autoStart: false,
|
||||
autoDensity: true,
|
||||
backgroundAlpha: 0,
|
||||
preference: "webgpu",
|
||||
resolution: window.devicePixelRatio,
|
||||
eventMode: "static",
|
||||
})
|
||||
graph.appendChild(app.canvas)
|
||||
|
||||
const stage = app.stage
|
||||
stage.interactive = false
|
||||
|
||||
const labelsContainer = new Container<Text>({ zIndex: 3 })
|
||||
const nodesContainer = new Container<Graphics>({ zIndex: 2 })
|
||||
const linkContainer = new Container<Graphics>({ zIndex: 1 })
|
||||
stage.addChild(nodesContainer, labelsContainer, linkContainer)
|
||||
|
||||
for (const n of graphData.nodes) {
|
||||
const nodeId = n.id
|
||||
|
||||
const label = new Text({
|
||||
interactive: false,
|
||||
eventMode: "none",
|
||||
text: n.text,
|
||||
alpha: 0,
|
||||
anchor: { x: 0.5, y: 1.2 },
|
||||
style: {
|
||||
fontSize: fontSize * 15,
|
||||
fill: computedStyleMap["--dark"],
|
||||
fontFamily: computedStyleMap["--bodyFont"],
|
||||
},
|
||||
resolution: window.devicePixelRatio * 4,
|
||||
})
|
||||
label.scale.set(1 / scale)
|
||||
|
||||
let oldLabelOpacity = 0
|
||||
const isTagNode = nodeId.startsWith("tags/")
|
||||
const gfx = new Graphics({
|
||||
interactive: true,
|
||||
label: nodeId,
|
||||
eventMode: "static",
|
||||
hitArea: new Circle(0, 0, nodeRadius(n)),
|
||||
cursor: "pointer",
|
||||
})
|
||||
.circle(0, 0, nodeRadius(n))
|
||||
.fill({ color: isTagNode ? computedStyleMap["--light"] : color(n) })
|
||||
.stroke({ width: isTagNode ? 2 : 0, color: color(n) })
|
||||
.on("pointerover", (e) => {
|
||||
updateHoverInfo(e.target.label)
|
||||
oldLabelOpacity = label.alpha
|
||||
if (!dragging) {
|
||||
renderPixiFromD3()
|
||||
}
|
||||
})
|
||||
.on("pointerleave", () => {
|
||||
updateHoverInfo(null)
|
||||
label.alpha = oldLabelOpacity
|
||||
if (!dragging) {
|
||||
renderPixiFromD3()
|
||||
}
|
||||
})
|
||||
|
||||
nodesContainer.addChild(gfx)
|
||||
labelsContainer.addChild(label)
|
||||
|
||||
const nodeRenderDatum: NodeRenderData = {
|
||||
simulationData: n,
|
||||
gfx,
|
||||
label,
|
||||
color: color(n),
|
||||
alpha: 1,
|
||||
active: false,
|
||||
}
|
||||
|
||||
nodeRenderData.push(nodeRenderDatum)
|
||||
}
|
||||
|
||||
for (const l of graphData.links) {
|
||||
const gfx = new Graphics({ interactive: false, eventMode: "none" })
|
||||
linkContainer.addChild(gfx)
|
||||
|
||||
const linkRenderDatum: LinkRenderData = {
|
||||
simulationData: l,
|
||||
gfx,
|
||||
color: computedStyleMap["--lightgray"],
|
||||
alpha: 1,
|
||||
active: false,
|
||||
}
|
||||
|
||||
linkRenderData.push(linkRenderDatum)
|
||||
}
|
||||
|
||||
let currentTransform = zoomIdentity
|
||||
if (enableDrag) {
|
||||
select<HTMLCanvasElement, NodeData | undefined>(app.canvas).call(
|
||||
drag<HTMLCanvasElement, NodeData | undefined>()
|
||||
.container(() => app.canvas)
|
||||
.subject(() => graphData.nodes.find((n) => n.id === hoveredNodeId))
|
||||
.on("start", function dragstarted(event) {
|
||||
if (!event.active) simulation.alphaTarget(1).restart()
|
||||
event.subject.fx = event.subject.x
|
||||
event.subject.fy = event.subject.y
|
||||
event.subject.__initialDragPos = {
|
||||
x: event.subject.x,
|
||||
y: event.subject.y,
|
||||
fx: event.subject.fx,
|
||||
fy: event.subject.fy,
|
||||
}
|
||||
dragStartTime = Date.now()
|
||||
dragging = true
|
||||
})
|
||||
.on("drag", function dragged(event) {
|
||||
const initPos = event.subject.__initialDragPos
|
||||
event.subject.fx = initPos.x + (event.x - initPos.x) / currentTransform.k
|
||||
event.subject.fy = initPos.y + (event.y - initPos.y) / currentTransform.k
|
||||
})
|
||||
.on("end", function dragended(event) {
|
||||
if (!event.active) simulation.alphaTarget(0)
|
||||
event.subject.fx = null
|
||||
event.subject.fy = null
|
||||
dragging = false
|
||||
|
||||
// if the time between mousedown and mouseup is short, we consider it a click
|
||||
if (Date.now() - dragStartTime < 500) {
|
||||
const node = graphData.nodes.find((n) => n.id === event.subject.id) as NodeData
|
||||
const targ = resolveRelative(fullSlug, node.id)
|
||||
window.spaNavigate(new URL(targ, window.location.toString()))
|
||||
}
|
||||
}),
|
||||
)
|
||||
} else {
|
||||
for (const node of nodeRenderData) {
|
||||
node.gfx.on("click", () => {
|
||||
const targ = resolveRelative(fullSlug, node.simulationData.id)
|
||||
window.spaNavigate(new URL(targ, window.location.toString()))
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
// set panning
|
||||
if (enableZoom) {
|
||||
svg.call(
|
||||
d3
|
||||
.zoom<SVGSVGElement, NodeData>()
|
||||
select<HTMLCanvasElement, NodeData>(app.canvas).call(
|
||||
zoom<HTMLCanvasElement, NodeData>()
|
||||
.extent([
|
||||
[0, 0],
|
||||
[width, height],
|
||||
])
|
||||
.scaleExtent([0.25, 4])
|
||||
.on("zoom", ({ transform }) => {
|
||||
link.attr("transform", transform)
|
||||
node.attr("transform", transform)
|
||||
currentTransform = transform
|
||||
stage.scale.set(transform.k, transform.k)
|
||||
stage.position.set(transform.x, transform.y)
|
||||
|
||||
// zoom adjusts opacity of labels too
|
||||
const scale = transform.k * opacityScale
|
||||
const scaledOpacity = Math.max((scale - 1) / 3.75, 0)
|
||||
labels.attr("transform", transform).style("opacity", scaledOpacity)
|
||||
let scaleOpacity = Math.max((scale - 1) / 3.75, 0)
|
||||
const activeNodes = nodeRenderData.filter((n) => n.active).flatMap((n) => n.label)
|
||||
|
||||
for (const label of labelsContainer.children) {
|
||||
if (!activeNodes.includes(label)) {
|
||||
label.alpha = scaleOpacity
|
||||
}
|
||||
}
|
||||
}),
|
||||
)
|
||||
}
|
||||
|
||||
// progress the simulation
|
||||
simulation.on("tick", () => {
|
||||
link
|
||||
.attr("x1", (d: any) => d.source.x)
|
||||
.attr("y1", (d: any) => d.source.y)
|
||||
.attr("x2", (d: any) => d.target.x)
|
||||
.attr("y2", (d: any) => d.target.y)
|
||||
node.attr("cx", (d: any) => d.x).attr("cy", (d: any) => d.y)
|
||||
labels.attr("x", (d: any) => d.x).attr("y", (d: any) => d.y)
|
||||
})
|
||||
}
|
||||
|
||||
function renderGlobalGraph() {
|
||||
const slug = getFullSlug(window)
|
||||
const container = document.getElementById("global-graph-outer")
|
||||
const sidebar = container?.closest(".sidebar") as HTMLElement
|
||||
container?.classList.add("active")
|
||||
if (sidebar) {
|
||||
sidebar.style.zIndex = "1"
|
||||
}
|
||||
|
||||
renderGraph("global-graph-container", slug)
|
||||
|
||||
function hideGlobalGraph() {
|
||||
container?.classList.remove("active")
|
||||
const graph = document.getElementById("global-graph-container")
|
||||
if (sidebar) {
|
||||
sidebar.style.zIndex = "unset"
|
||||
function animate(time: number) {
|
||||
for (const n of nodeRenderData) {
|
||||
const { x, y } = n.simulationData
|
||||
if (!x || !y) continue
|
||||
n.gfx.position.set(x + width / 2, y + height / 2)
|
||||
if (n.label) {
|
||||
n.label.position.set(x + width / 2, y + height / 2)
|
||||
}
|
||||
}
|
||||
if (!graph) return
|
||||
removeAllChildren(graph)
|
||||
|
||||
for (const l of linkRenderData) {
|
||||
const linkData = l.simulationData
|
||||
l.gfx.clear()
|
||||
l.gfx.moveTo(linkData.source.x! + width / 2, linkData.source.y! + height / 2)
|
||||
l.gfx
|
||||
.lineTo(linkData.target.x! + width / 2, linkData.target.y! + height / 2)
|
||||
.stroke({ alpha: l.alpha, width: 1, color: l.color })
|
||||
}
|
||||
|
||||
tweens.forEach((t) => t.update(time))
|
||||
app.renderer.render(stage)
|
||||
requestAnimationFrame(animate)
|
||||
}
|
||||
|
||||
registerEscapeHandler(container, hideGlobalGraph)
|
||||
const graphAnimationFrameHandle = requestAnimationFrame(animate)
|
||||
window.addCleanup(() => cancelAnimationFrame(graphAnimationFrameHandle))
|
||||
}
|
||||
|
||||
document.addEventListener("nav", async (e: CustomEventMap["nav"]) => {
|
||||
@ -364,7 +550,39 @@ document.addEventListener("nav", async (e: CustomEventMap["nav"]) => {
|
||||
addToVisited(simplifySlug(slug))
|
||||
await renderGraph("graph-container", slug)
|
||||
|
||||
const container = document.getElementById("global-graph-outer")
|
||||
const sidebar = container?.closest(".sidebar") as HTMLElement
|
||||
|
||||
function renderGlobalGraph() {
|
||||
const slug = getFullSlug(window)
|
||||
container?.classList.add("active")
|
||||
if (sidebar) {
|
||||
sidebar.style.zIndex = "1"
|
||||
}
|
||||
|
||||
renderGraph("global-graph-container", slug)
|
||||
registerEscapeHandler(container, hideGlobalGraph)
|
||||
}
|
||||
|
||||
function hideGlobalGraph() {
|
||||
container?.classList.remove("active")
|
||||
if (sidebar) {
|
||||
sidebar.style.zIndex = "unset"
|
||||
}
|
||||
}
|
||||
|
||||
async function shortcutHandler(e: HTMLElementEventMap["keydown"]) {
|
||||
if (e.key === "g" && (e.ctrlKey || e.metaKey) && !e.shiftKey) {
|
||||
e.preventDefault()
|
||||
const globalGraphOpen = container?.classList.contains("active")
|
||||
globalGraphOpen ? hideGlobalGraph() : renderGlobalGraph()
|
||||
}
|
||||
}
|
||||
|
||||
const containerIcon = document.getElementById("global-graph-icon")
|
||||
containerIcon?.addEventListener("click", renderGlobalGraph)
|
||||
window.addCleanup(() => containerIcon?.removeEventListener("click", renderGlobalGraph))
|
||||
|
||||
document.addEventListener("keydown", shortcutHandler)
|
||||
window.addCleanup(() => document.removeEventListener("keydown", shortcutHandler))
|
||||
})
|
||||
|
||||
@ -16,10 +16,13 @@
|
||||
overflow: hidden;
|
||||
|
||||
& > #global-graph-icon {
|
||||
cursor: pointer;
|
||||
background: none;
|
||||
border: none;
|
||||
color: var(--dark);
|
||||
opacity: 0.5;
|
||||
width: 18px;
|
||||
height: 18px;
|
||||
width: 24px;
|
||||
height: 24px;
|
||||
position: absolute;
|
||||
padding: 0.2rem;
|
||||
margin: 0.3rem;
|
||||
@ -59,8 +62,8 @@
|
||||
top: 50%;
|
||||
left: 50%;
|
||||
transform: translate(-50%, -50%);
|
||||
height: 60vh;
|
||||
width: 50vw;
|
||||
height: 80vh;
|
||||
width: 80vw;
|
||||
|
||||
@media all and (max-width: $fullPageWidth) {
|
||||
width: 90%;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user