svg-engine/lib/browser/esm/shared/instances/SVGSVGInstance.js

Create SVG files in Node.js

import { SVGInstance } from "../../browser/instance/SVGInstance.js";
//-- Mixins
import { applyMixins } from "../mixins/index.js";
// Permitted content
import { ShapeInstances } from "../mixins/permitted-content/shapeInstances.js";
import { StructuralInstances } from "../mixins/permitted-content/structuralInstances.js";
import { DescriptiveInstances } from "../mixins/permitted-content/descriptiveInstances.js";
import { SVGGroupInstance } from "./SVGGroupInstance.js";
// Presentation attributes
import { Color } from "../mixins/presentation-attributes/color.js";
import { Display } from "../mixins/presentation-attributes/display.js";
import { Fill } from "../mixins/presentation-attributes/fill.js";
import { Opacity } from "../mixins/presentation-attributes/opacity.js";
import { Stroke } from "../mixins/presentation-attributes/stroke.js";
import { VectorEffect } from "../mixins/presentation-attributes/vectorEffect.js";
import { Visibility } from "../mixins/presentation-attributes/visibility.js";
// Attributes
import { PreserveAspectRatio } from "../mixins/attributes/preserveAspectRatio.js";
import { XYPositioning } from "../mixins/attributes/xyPositioning.js";
import { WidthHeight } from "../mixins/attributes/widthHeight.js";
//-- Class
export class SVGSVGInstance extends SVGInstance {
    constructor(widthOrParent, height, _parent) {
        // const parent = widthOrParent instanceof SVGInstance ? widthOrParent : _parent;
        super("svg");
        if (typeof widthOrParent === "string" || typeof widthOrParent === "number") {
            this.width(widthOrParent);
        }
        if (typeof height === "string" || typeof height === "number") {
            this.height(height);
        }
    }
    addGroup() {
        const group = new SVGGroupInstance(this);
        this.appendInstance(group);
        return group;
    }
    addSVG(width, height) {
        if (typeof width !== "undefined" && typeof height !== "undefined") {
            const svg = new SVGSVGInstance(width, height);
            this.appendInstance(svg);
            return svg;
        }
        else {
            const svg = new SVGSVGInstance();
            this.appendInstance(svg);
            return svg;
        }
    }
    viewBox(x, y, width, height) {
        if (typeof x === "undefined") {
            const viewBox = this.attr("viewBox");
            if (typeof viewBox === "string") {
                const [x, y, width, height] = viewBox.split(" ");
                return {
                    x: isNaN(+x) ? x : +x,
                    y: isNaN(+y) ? y : +y,
                    width: isNaN(+width) ? width : +width,
                    height: isNaN(+height) ? height : +height
                };
            }
            return null;
        }
        else if ((typeof x === "string" || typeof x === "number") &&
            (typeof y === "string" || typeof y === "number") &&
            (typeof width === "string" || typeof width === "number") &&
            (typeof height === "string" || typeof height === "number")) {
            this.attr("viewBox", `${x} ${y} ${width} ${height}`);
            return this;
        }
        return null;
    }
}
applyMixins(SVGSVGInstance, [
    ShapeInstances,
    StructuralInstances,
    DescriptiveInstances,
    Color,
    Display,
    Fill,
    Opacity,
    Stroke,
    VectorEffect,
    Visibility,
    PreserveAspectRatio,
    XYPositioning,
    WidthHeight
]);
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