@tolokoban/tgd
Version:
ToloGameDev library for WebGL2
71 lines • 5.44 kB
JavaScript
import { TgdPainter } from "./painter.js";
/**
* Group several painters together.
*/
export class TgdPainterGroup extends TgdPainter {
constructor(painters = [], { onEnter, onExit, name } = {}) {
super();
this.active = true;
this.onEnter = onEnter;
this.onExit = onExit;
this.painters = [...painters];
this.name = name !== null && name !== void 0 ? name : `Group/${this.name}`;
}
forEachChild(callback) {
for (const [index, child] of this.painters.entries())
callback(child, index);
}
has(painter) {
return this.painters.includes(painter);
}
add(...painters) {
for (const painter of painters) {
this.painters.push(painter);
}
}
addFirst(...painters) {
for (let index = painters.length - 1; index >= 0; index--) {
const painter = painters[index];
this.painters.unshift(painter);
}
}
remove(...painters) {
for (const painter of painters) {
const index = this.painters.indexOf(painter);
if (index === -1)
continue;
this.painters.splice(index, 1);
painter.delete();
}
}
removeAll() {
for (const painter of this.painters) {
painter.delete();
}
this.painters.splice(0, this.painters.length);
}
delete() {
for (const painter of this.painters) {
painter.delete();
}
this.painters.splice(0, this.painters.length);
}
paint(time, delay) {
var _a, _b;
if (!this.active)
return;
(_a = this.onEnter) === null || _a === void 0 ? void 0 : _a.call(this, time, delay);
for (const painter of this.painters) {
if (painter.active) {
painter.paint(time, delay);
}
}
(_b = this.onExit) === null || _b === void 0 ? void 0 : _b.call(this, time, delay);
}
debugHierarchy() {
return {
[this.active ? this.name : `${this.name} (Inactive)`]: this.painters.map(painter => painter.debugHierarchy()),
};
}
}
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