the-world-engine/dist/esm/engine/script/event/GridEventMap.js

three.js based, unity like game engine for browser

import { Vector2, Vector3 } from "three/src/Three";

import { Component } from "../../hierarchy_object/Component";

import { CssSpriteRenderer } from "../render/CssSpriteRenderer";

export class GridEventMap extends Component {
    $r=new Map;
    wh=1;
    gh=1;
    Yr=false;
    Zr=[];
    $h=[];
    Nh=false;
    start() {
        this.Nh = true;
        const t = this.$h;
        for (let e = 0; e < t.length; ++e) {
            t[e]();
        }
        t.length = 0;
    }
    addEvent(t, e, i) {
        if (!this.Nh) {
            this.$h.push((() => {
                this.addEvent(t, e, i);
            }));
            return;
        }
        this.$r.set(`${t}_${e}`, i);
        if (this.Yr) {
            this.Gr(t * this.gridCellWidth, e * this.gridCellHeight);
        }
    }
    addEventsFromTwoDimensionalArray(t, e, i) {
        if (!this.Nh) {
            this.$h.push((() => {
                this.addEventsFromTwoDimensionalArray(t, e, i);
            }));
            return;
        }
        for (let s = 0; s < t.length; s++) {
            for (let r = 0; r < t[s].length; r++) {
                if (t[s][r] === null) continue;
                this.addEvent(r + e, t.length - (s + i) - 1, t[s][r]);
            }
        }
    }
    Xh() {
        this.$r.forEach(((t, e) => {
            const [i, s] = e.split("_").map(Number);
            this.Gr(i * this.gridCellWidth, s * this.gridCellHeight);
        }));
    }
    Yh() {
        const t = this.Zr;
        for (let e = 0; e < t.length; ++e) {
            t[e].destroy();
        }
        this.Zr.length = 0;
    }
    Gr(t, e) {
        const i = {
            ref: null
        };
        this.gameObject.addChildFromBuilder(this.engine.instantiater.buildGameObject("debug-image", new Vector3(t, e, 1e4)).withComponent(CssSpriteRenderer, (t => {
            t.opacity = .5;
            t.imageWidth = this.gridCellWidth;
            t.imageHeight = this.gridCellHeight;
        })).getGameObject(i));
        this.Zr.push(i.ref);
    }
    tryInvokeEvent(t, e, i, s, r) {
        const h = this.transform.position;
        t -= h.x;
        e -= h.y;
        const n = Math.floor(t / this.gridCellWidth);
        const o = Math.floor((t + i) / this.gridCellWidth);
        const a = Math.floor(e / this.gridCellHeight);
        const l = Math.floor((e + s) / this.gridCellHeight);
        let _ = false;
        for (let t = a; t <= l; t++) {
            for (let e = n; e <= o; e++) {
                if (this.$r.has(`${e}_${t}`)) {
                    this.$r.get(`${e}_${t}`)(e, t, r);
                    _ = true;
                }
            }
        }
        return _;
    }
    get gridCellWidth() {
        return this.wh;
    }
    set gridCellWidth(t) {
        this.wh = t;
    }
    get gridCellHeight() {
        return this.gh;
    }
    set gridCellHeight(t) {
        this.gh = t;
    }
    get showEvents() {
        return this.Yr;
    }
    set showEvents(t) {
        this.Yr = t;
        if (this.Yr) {
            this.Xh();
        } else {
            this.Yh();
        }
    }
    get gridCenter() {
        const t = this.transform.position;
        return new Vector2(t.x, t.y);
    }
    get gridCenterX() {
        const t = this.transform.position;
        return t.x;
    }
    get gridCenterY() {
        const t = this.transform.position;
        return t.y;
    }
}