Files
nage/game/entities/testEntity/entity.ts
T
2026-03-07 13:37:51 +01:00

80 lines
1.7 KiB
TypeScript

import { defineEntity } from "#/engine/Entity.ts";
import $ from "#/engine/Scene.ts";
import {
createSpritePlayback,
defineSpriteSheet,
type Sprite,
type SpritePlayback,
} from "#/engine/Sprite.ts";
import { createVector, type Vector } from "#/engine/Vector.ts";
import { viewport } from "#/engine/Viewport.ts";
import charIdle from "#/game/assets/char-idle.png";
import charWalk from "#/game/assets/char-walk.png";
const srcs = {
idle: await defineSpriteSheet(charIdle, 2, 4),
walk: await defineSpriteSheet(charWalk, 4, 4),
};
const sprites = {
idle: {
src: srcs.idle,
xStart: 0,
yStart: 0,
width: 16,
height: 16,
},
walk: {
src: srcs.walk,
xStart: 0,
yStart: 0,
width: 16,
height: 16,
},
};
const playbacks = {
idle: createSpritePlayback(500, 2),
walk: createSpritePlayback(250, 2),
};
const process = defineEntity<{
position: Vector;
playback: SpritePlayback;
playbacks: {
idle: SpritePlayback;
walk: SpritePlayback;
};
sprite: Sprite;
sprites: {
idle: Sprite;
walk: Sprite;
};
stuff: number;
}>("testEntity", {
position: createVector(),
playback: playbacks.idle,
playbacks: playbacks,
sprite: sprites.idle,
sprites,
stuff: 1,
});
process((id, _delta) => {
const position = $<Vector>("position").get(id)!;
const stuff = $<number>("stuff").get(id)!;
const sprite = $<Sprite>("sprite").get(id)!;
const playback = $<SpritePlayback>("playback").get(id)!;
position.value.x += stuff.value * 0.5;
if (position.value.x > viewport.canvas.width - 16) {
stuff.value = -1;
playback.value = playbacks.walk;
sprite.value = sprites.walk;
} else if (position.value.x < 0) {
stuff.value = 1;
playback.value = playbacks.idle;
sprite.value = sprites.idle;
}
});