@jbrowse/core/util/layouts/PrecomputedLayout.js

JBrowse 2 core libraries used by plugins

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const rbush_1 = __importDefault(require("rbush"));
class PrecomputedLayout {
    constructor({ rectangles, totalHeight, maxHeightReached }) {
        this.rectangles = new Map(Object.entries(rectangles));
        this.totalHeight = totalHeight;
        this.maxHeightReached = maxHeightReached;
        this.rbush = new rbush_1.default();
        for (const [key, layout] of Object.entries(rectangles)) {
            this.rbush.insert({
                minX: layout[0],
                minY: layout[1],
                maxX: layout[2],
                maxY: layout[3],
                name: key,
            });
        }
    }
    addRect(id) {
        const rect = this.rectangles.get(id);
        if (!rect) {
            throw new Error(`id ${id} not found in precomputed feature layout`);
        }
        return rect[1];
    }
    getRectangles() {
        return this.rectangles;
    }
    getTotalHeight() {
        return this.totalHeight;
    }
    collides(_rect, _top) {
        throw new Error('Method not implemented.');
    }
    getByCoord(x, y) {
        const rect = { minX: x, minY: y, maxX: x + 1, maxY: y + 1 };
        return this.rbush.collides(rect)
            ? this.rbush.search(rect)[0].name
            : undefined;
    }
    getByID(id) {
        return this.rectangles.get(id);
    }
    addRectToBitmap(_rect, _data) {
        throw new Error('Method not implemented.');
    }
    discardRange(_left, _right) {
        throw new Error('Method not implemented.');
    }
    serializeRegion(_region) {
        throw new Error('Method not implemented.');
    }
    toJSON() {
        return {
            rectangles: Object.fromEntries(this.rectangles),
            totalHeight: this.totalHeight,
            maxHeightReached: false,
            containsNoTransferables: true,
        };
    }
}
exports.default = PrecomputedLayout;