From 91c4e3fb3a5d9e86e5fb513bb65da89d4b061b08 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sun, 03 Apr 2022 18:44:33 +0000
Subject: [PATCH] fix: multiline code block #87
---
layouts/partials/graph.html | 231 ++++-----------------------------------------------------
1 files changed, 19 insertions(+), 212 deletions(-)
diff --git a/layouts/partials/graph.html b/layouts/partials/graph.html
index c315b8f..ca37968 100644
--- a/layouts/partials/graph.html
+++ b/layouts/partials/graph.html
@@ -1,218 +1,25 @@
-<script src="https://cdn.jsdelivr.net/npm/d3@6"></script>
+<script src="https://cdn.jsdelivr.net/npm/d3@6.7.0/dist/d3.min.js" integrity="sha256-+7jaYCp29O1JusNWHaYtgUn6EhuP0VaFuswhNV06MyI=" crossorigin="anonymous"></script>
+<h3>Interactive Graph</h3>
<div id="graph-container"></div>
<style>
:root {
- --g-node: {{.Site.Data.graphConfig.base.node}};
- --g-node-active: {{.Site.Data.graphConfig.base.activeNode}};
- --g-node-inactive: {{.Site.Data.graphConfig.base.inactiveNode}};
- --g-link: {{.Site.Data.graphConfig.base.link}};
- --g-link-active: {{.Site.Data.graphConfig.base.activeLink}};
+ --g-node: var(--secondary);
+ --g-node-active: var(--primary);
+ --g-node-inactive: var(--visited);
+ --g-link: var(--outlinegray);
+ --g-link-active: #5a7282;
}
</style>
+{{ $js := resources.Get "js/graph.js" | resources.Fingerprint "md5" }}
+<script src="{{ $js.Permalink }}"></script>
<script>
- const index = {{$.Site.Data.linkIndex.index}}
- const links = {{$.Site.Data.linkIndex.links}}
- const curPage = {{ strings.TrimRight "/" .Page.RelPermalink }}
- const pathColors = {{$.Site.Data.graphConfig.paths}}
-
- const parseIdsFromLinks = (links) => [...(new Set(links.flatMap(link => ([link.source, link.target]))))]
-
- const data = {
- nodes: parseIdsFromLinks(links).map(id => ({id})),
- links,
- }
-
- const color = (d) => {
- if (d.id === curPage || (d.id === "/" && curPage === "")) {
- return "var(--g-node-active)"
- }
-
- for (const pathColor of pathColors) {
- const path = Object.keys(pathColor)[0]
- const colour = pathColor[path]
- if (d.id.startsWith(path)) {
- return colour
- }
- }
-
- return "var(--g-node)"
- }
-
- const drag = simulation => {
- function dragstarted(event, d) {
- if (!event.active) simulation.alphaTarget(1).restart();
- d.fx = d.x;
- d.fy = d.y;
- }
-
- function dragged(event,d) {
- d.fx = event.x;
- d.fy = event.y;
- }
-
- function dragended(event,d) {
- if (!event.active) simulation.alphaTarget(0);
- d.fx = null;
- d.fy = null;
- }
-
- const enableDrag = {{$.Site.Data.graphConfig.enableDrag}}
- const noop = () => {}
- return d3.drag()
- .on("start", enableDrag ? dragstarted : noop)
- .on("drag", enableDrag ? dragged : noop)
- .on("end", enableDrag ? dragended : noop);
- }
-
- const height = 250
- const width = document.getElementById("graph-container").offsetWidth
-
- const simulation = d3.forceSimulation(data.nodes)
- .force("charge", d3.forceManyBody().strength(-20))
- .force("link", d3.forceLink(data.links)
- .id(d => d.id)
- )
- .force("center", d3.forceCenter());
-
- const svg = d3.select('#graph-container')
- .append('svg')
- .attr('width', width)
- .attr('height', height)
- .attr("viewBox", [-width / 2, -height / 2, width, height]);
-
- // legend
- const enableLegend = {{$.Site.Data.graphConfig.enableLegend}}
- if (enableLegend) {
- const legend = [
- {"Current": "var(--g-node-active)"},
- {"Note": "var(--g-node)"},
- ...pathColors
- ]
- legend.forEach((legendEntry, i) => {
- const key = Object.keys(legendEntry)[0]
- const colour = legendEntry[key]
- svg.append("circle").attr("cx", -width/2 + 20).attr("cy", height/2 - 30 * (i+1)).attr("r", 6).style("fill", colour)
- svg.append("text").attr("x", -width/2 + 40).attr("y", height/2 - 30 * (i+1)).text(key).style("font-size", "15px").attr("alignment-baseline","middle")
- })
- }
-
- // draw links between nodes
- const link = svg.append("g")
- .selectAll("line")
- .data(data.links)
- .join("line")
- .attr("class", "link")
- .attr("stroke", "var(--g-link)")
- .attr("stroke-width", 2)
- .attr("data-source", d => d.source.id)
- .attr("data-target", d => d.target.id)
-
- // svg groups
- const graphNode = svg.append("g")
- .selectAll("g")
- .data(data.nodes)
- .enter().append("g")
-
- // draw individual nodes
- const node = graphNode.append("circle")
- .attr("class", "node")
- .attr("id", (d) => d.id)
- .attr("r", (d) => {
- const numOut = index.links[d.id]?.length || 0
- const numIn = index.backlinks[d.id]?.length || 0
- return 3 + (numOut + numIn) / 4
- })
- .attr("fill", color)
- .style("cursor", "pointer")
- .on("click", (_, d) => {
- window.location.href = d.id;
- })
- .on("mouseover", function (_, d) {
- d3.selectAll(".node")
- .transition()
- .duration(100)
- .attr("fill", "var(--g-node-inactive)")
-
- const neighbours = parseIdsFromLinks([...(index.links[d.id] || []), ...(index.backlinks[d.id] || [])])
- const neighbourNodes = d3.selectAll(".node").filter(d => neighbours.includes(d.id))
- const currentId = d.id
- const links = d3.selectAll(".link").filter(d => d.source.id === currentId || d.target.id === currentId)
-
- // highlight neighbour nodes
- neighbourNodes
- .transition()
- .duration(200)
- .attr("fill", color)
-
- // highlight links
- links
- .transition()
- .duration(200)
- .attr("stroke", "var(--g-link-active)")
-
- // show text for self
- d3.select(this.parentNode)
- .select("text")
- .raise()
- .transition()
- .duration(200)
- .style("opacity", 1)
- }).on("mouseleave", function (_,d) {
- d3.selectAll(".node")
- .transition()
- .duration(200)
- .attr("fill", color)
-
- const currentId = d.id
- const links = d3.selectAll(".link").filter(d => d.source.id === currentId || d.target.id === currentId)
-
- links
- .transition()
- .duration(200)
- .attr("stroke", "var(--g-link)")
-
- d3.select(this.parentNode)
- .select("text")
- .transition()
- .duration(200)
- .style("opacity", 0)
- })
- .call(drag(simulation));
-
- // draw labels
- const labels = graphNode.append("text")
- .attr("dx", 12)
- .attr("dy", ".35em")
- .text((d) => d.id)
- .style("opacity", 0)
- .style("pointer-events", "none")
- .call(drag(simulation));
-
- // set panning
- const enableZoom = {{$.Site.Data.graphConfig.enableZoom}}
- if (enableZoom) {
- svg.call(d3.zoom()
- .extent([[0, 0], [width, height]])
- .scaleExtent([0.25, 4])
- .on("zoom", ({transform}) => {
- link.attr("transform", transform);
- node.attr("transform", transform);
- labels.attr("transform", transform);
- }));
- }
-
- // progress the simulation
- simulation.on("tick", () => {
- link
- .attr("x1", d => d.source.x)
- .attr("y1", d => d.source.y)
- .attr("x2", d => d.target.x)
- .attr("y2", d => d.target.y);
- node
- .attr("cx", d => d.x)
- .attr("cy", d => d.y);
- labels
- .attr("x", d => d.x)
- .attr("y", d => d.y);
- });
-</script>
\ No newline at end of file
+ drawGraph(
+ {{strings.TrimRight "/" .Page.Permalink}},
+ {{strings.TrimRight "/" .Site.BaseURL}},
+ {{$.Site.Data.graphConfig.paths}},
+ {{$.Site.Data.graphConfig.depth}},
+ {{$.Site.Data.graphConfig.enableDrag}},
+ {{$.Site.Data.graphConfig.enableLegend}},
+ {{$.Site.Data.graphConfig.enableZoom}}
+ )
+</script>
--
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