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That new story showcases how to render local images in various ways with @sigma/node-image. It addresses issue #1440.
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import { NodeImageProgram, NodePictogramProgram } from "@sigma/node-image"; | ||
import Graph from "graphology"; | ||
import Sigma from "sigma"; | ||
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import { onStoryDown } from "../utils"; | ||
// Gives a URL usable at runtime | ||
import PNG_IMAGE from "./images/dice.png"; | ||
// Gives a URL usable at runtime | ||
import JPG_IMAGE from "./images/flower.jpg"; | ||
// Gives a URL usable at runtime | ||
import SVG_ICON from "./images/icon-0.svg"; | ||
// Gives the string content of the SVG image | ||
import RAW_SVG_ICON from "./images/icon-1.svg?raw"; | ||
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const STRING_SVG_ICON = `<svg | ||
fill="#000000" | ||
stroke-width="0" | ||
viewBox="0 0 320 512" | ||
height="200px" | ||
width="200px" | ||
xmlns="http://www.w3.org/2000/svg" | ||
> | ||
<path | ||
d="M142.9 96c-21.5 0-42.2 8.5-57.4 23.8L54.6 150.6c-12.5 12.5-32.8 12.5-45.3 0s-12.5-32.8 0-45.3L40.2 74.5C67.5 47.3 104.4 32 142.9 32C223 32 288 97 288 177.1c0 38.5-15.3 75.4-42.5 102.6L109.3 416H288c17.7 0 32 14.3 32 32s-14.3 32-32 32H32c-12.9 0-24.6-7.8-29.6-19.8s-2.2-25.7 6.9-34.9L200.2 234.5c15.2-15.2 23.8-35.9 23.8-57.4c0-44.8-36.3-81.1-81.1-81.1z" | ||
></path> | ||
</svg>`; | ||
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const BASE_64_IMAGE = | ||
"data:image/png;base64,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"; | ||
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function svgToDataURI(svg: string): string { | ||
const blob = new Blob([svg], { type: "image/svg+xml" }); | ||
return URL.createObjectURL(blob); | ||
} | ||
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export default () => { | ||
const container = document.getElementById("sigma-container") as HTMLElement; | ||
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const graph = new Graph(); | ||
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graph.addNode("a", { | ||
x: 0, | ||
y: 0, | ||
size: 20, | ||
label: "A", | ||
color: "red", | ||
image: PNG_IMAGE, | ||
type: "image", | ||
}); | ||
graph.addNode("b", { | ||
x: 1, | ||
y: -1, | ||
size: 40, | ||
label: "B", | ||
color: "red", | ||
image: JPG_IMAGE, | ||
type: "image", | ||
}); | ||
graph.addNode("c", { | ||
x: 3, | ||
y: -2, | ||
size: 20, | ||
label: "C", | ||
color: "red", | ||
image: SVG_ICON, | ||
type: "pictogram", | ||
}); | ||
graph.addNode("d", { | ||
x: 1, | ||
y: -3, | ||
size: 20, | ||
label: "D", | ||
color: "blue", | ||
image: svgToDataURI(RAW_SVG_ICON), | ||
type: "pictogram", | ||
}); | ||
graph.addNode("e", { | ||
x: 3, | ||
y: -4, | ||
size: 40, | ||
label: "E", | ||
color: "blue", | ||
image: svgToDataURI(STRING_SVG_ICON), | ||
type: "pictogram", | ||
}); | ||
graph.addNode("f", { | ||
x: 4, | ||
y: -5, | ||
size: 20, | ||
label: "F", | ||
color: "blue", | ||
image: BASE_64_IMAGE, | ||
type: "image", | ||
}); | ||
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graph.addEdge("a", "b", { size: 10 }); | ||
graph.addEdge("b", "c", { size: 10 }); | ||
graph.addEdge("b", "d", { size: 10 }); | ||
graph.addEdge("c", "b", { size: 10 }); | ||
graph.addEdge("c", "e", { size: 10 }); | ||
graph.addEdge("d", "c", { size: 10 }); | ||
graph.addEdge("d", "e", { size: 10 }); | ||
graph.addEdge("e", "d", { size: 10 }); | ||
graph.addEdge("f", "e", { size: 10 }); | ||
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const renderer = new Sigma(graph, container, { | ||
nodeProgramClasses: { | ||
image: NodeImageProgram, | ||
pictogram: NodePictogramProgram, | ||
}, | ||
}); | ||
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onStoryDown(() => { | ||
renderer.kill(); | ||
}); | ||
}; |
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{ | ||
"extends": "../../tsconfig.base.json", | ||
"include": ["./types/raw.d.ts", ".storybook/*.tsx", "stories"] | ||
"include": ["./types", ".storybook/*.tsx", "stories"] | ||
} |
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declare module "*.jpg" { | ||
const value: string; | ||
export default value; | ||
} | ||
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declare module "*.png" { | ||
const value: string; | ||
export default value; | ||
} | ||
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declare module "*.svg" { | ||
const value: string; | ||
export default value; | ||
} |