228 wiersze
5.3 KiB
TypeScript
228 wiersze
5.3 KiB
TypeScript
import React, { useState } from "react";
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import ReactDOM from "react-dom";
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import { Point } from "../vendor/bezier-js";
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import { Bbox, dilateBoundingBox, getBoundingBoxSize } from "./bounding-box";
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import { FILL_REPLACEMENT_COLOR, STROKE_REPLACEMENT_COLOR } from "./colors";
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import * as colors from "./colors";
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import { Specs } from "./specs";
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import _SvgVocabulary from "./svg-vocabulary.json";
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import type { SvgSymbolData, SvgSymbolElement } from "./vocabulary";
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const APP_ID = "app";
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const appEl = document.getElementById(APP_ID);
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const SvgVocabulary: SvgSymbolData[] = _SvgVocabulary as any;
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if (!appEl) {
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throw new Error(`Unable to find #${APP_ID}!`);
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}
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type SvgSymbolContext = {
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stroke: string;
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fill: string;
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showSpecs: boolean;
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};
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type SvgSymbolProps = {
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data: SvgSymbolData;
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scale?: number;
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} & SvgSymbolContext;
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const px = (value: number) => `${value}px`;
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function reactifySvgSymbolElement(
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ctx: SvgSymbolContext,
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el: SvgSymbolElement,
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key: number
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): JSX.Element {
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let { fill, stroke } = el.props;
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if (fill === STROKE_REPLACEMENT_COLOR) {
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// The fill represents a "shadow" area, so use our stroke color here.
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fill = ctx.stroke;
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} else if (fill === FILL_REPLACEMENT_COLOR) {
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fill = ctx.fill;
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}
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if (stroke === STROKE_REPLACEMENT_COLOR) {
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stroke = ctx.stroke;
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}
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return React.createElement(
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el.tagName,
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{
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...el.props,
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id: undefined,
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fill,
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stroke,
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key,
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},
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el.children.map(reactifySvgSymbolElement.bind(null, ctx))
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);
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}
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const ATTACHMENT_POINT_RADIUS = 20;
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const AttachmentPoints: React.FC<{ color: string; points: Point[] }> = (
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props
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) => (
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<>
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{props.points.map((p, i) => (
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<circle
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key={i}
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fill={props.color}
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r={ATTACHMENT_POINT_RADIUS}
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cx={p.x}
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cy={p.y}
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/>
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))}
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</>
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);
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const BoundingBoxes: React.FC<{ fill: string; bboxes: Bbox[] }> = (props) => (
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<>
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{props.bboxes.map((b, i) => {
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const [width, height] = getBoundingBoxSize(b);
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return (
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<rect
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key={i}
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x={b.minX}
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y={b.minY}
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width={width}
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height={height}
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fill={props.fill}
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/>
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);
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})}
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</>
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);
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const SvgSymbolSpecs: React.FC<{ specs: Specs }> = ({ specs }) => {
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return (
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<>
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{specs.tail && (
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<AttachmentPoints
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color={colors.TAIL_ATTACHMENT_COLOR}
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points={specs.tail}
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/>
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)}
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{specs.leg && (
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<AttachmentPoints
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color={colors.LEG_ATTACHMENT_COLOR}
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points={specs.leg}
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/>
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)}
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{specs.arm && (
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<AttachmentPoints
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color={colors.ARM_ATTACHMENT_COLOR}
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points={specs.arm}
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/>
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)}
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{specs.horn && (
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<AttachmentPoints
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color={colors.HORN_ATTACHMENT_COLOR}
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points={specs.horn}
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/>
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)}
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{specs.crown && (
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<AttachmentPoints
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color={colors.CROWN_ATTACHMENT_COLOR}
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points={specs.crown}
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/>
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)}
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{specs.nesting && (
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<BoundingBoxes
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fill={colors.NESTING_BOUNDING_BOX_COLOR}
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bboxes={specs.nesting}
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/>
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)}
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</>
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);
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};
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const BBOX_DILATION = 50;
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const SvgSymbol: React.FC<SvgSymbolProps> = (props) => {
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const d = props.data;
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const bbox = dilateBoundingBox(d.bbox, BBOX_DILATION);
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const scale = props.scale || 1;
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const [width, height] = getBoundingBoxSize(bbox);
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return (
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<svg
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viewBox={`${bbox.minX} ${bbox.minY} ${width} ${height}`}
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width={px(width * scale)}
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height={px(height * scale)}
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>
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{props.data.layers.map(reactifySvgSymbolElement.bind(null, props))}
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{props.showSpecs && d.specs && <SvgSymbolSpecs specs={d.specs} />}
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</svg>
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);
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};
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const App: React.FC<{}> = () => {
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const [stroke, setStroke] = useState("#000000");
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const [fill, setFill] = useState("#ffffff");
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const [showSpecs, setShowSpecs] = useState(false);
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return (
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<>
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<h1>Mystic Symbolic Vocabulary</h1>
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<p>
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<label htmlFor="stroke">Stroke: </label>
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<input
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type="color"
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value={stroke}
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onChange={(e) => setStroke(e.target.value)}
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id="stroke"
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/>{" "}
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<label htmlFor="fill">Fill: </label>
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<input
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type="color"
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value={fill}
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onChange={(e) => setFill(e.target.value)}
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id="fill"
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/>{" "}
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<label>
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<input
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type="checkbox"
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checked={showSpecs}
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onChange={(e) => setShowSpecs(e.target.checked)}
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/>{" "}
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Show specs
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</label>
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</p>
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{SvgVocabulary.map((symbolData) => (
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<div
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key={symbolData.name}
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style={{
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display: "inline-block",
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border: "1px solid black",
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margin: "4px",
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}}
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>
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<div
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style={{
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backgroundColor: "black",
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color: "white",
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padding: "4px",
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}}
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>
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{symbolData.name}
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</div>
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<div className="checkerboard-bg" style={{ lineHeight: 0 }}>
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<SvgSymbol
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data={symbolData}
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scale={0.25}
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stroke={stroke}
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fill={fill}
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showSpecs={showSpecs}
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/>
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</div>
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</div>
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))}
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</>
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);
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};
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ReactDOM.render(<App />, appEl);
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