74 lines
1.7 KiB
TypeScript
74 lines
1.7 KiB
TypeScript
import { defineEntity } from "#/engine/Entity.ts";
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import { keyboardInput } from "#/engine/Keyboard.ts";
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import { createEffect, createSignal } from "#/engine/lib/Signal.ts";
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import { pointer } from "#/engine/Pointer.ts";
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import { createRect } from "#/engine/Rect.ts";
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import $ from "#/engine/Scene.ts";
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import {
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createSprite,
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createSpriteAnimation,
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defineSpriteSheet,
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} from "#/engine/Sprite.ts";
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import {
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createCollider,
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moveAndSlide,
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Shape,
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} from "#/engine/system/physics.ts";
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import {
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createVector,
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normalize,
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scale,
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type Vector,
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} from "#/engine/Vector.ts";
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import charIdle from "#/game/assets/char-idle.png";
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const [speed, setSpeed] = createSignal(0.1);
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const idleSrc = await defineSpriteSheet(charIdle, 2, 4);
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const process = defineEntity("hero", {
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position: createVector(),
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sprite: createSprite(idleSrc, createVector(-8, -8)),
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animation: createSpriteAnimation(500, 2),
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velocity: createVector(),
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collider: createCollider(Shape.Rect, createRect(24, 16)),
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});
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createEffect(() => {
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console.log(speed());
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});
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let onceGuard = true;
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process((id, delta) => {
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const position = $<Vector>("position").get(id)!.value;
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const velocity = $<Vector>("velocity").get(id)!.value;
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if (pointer.isDown) {
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position.x = pointer.position.x;
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position.y = pointer.position.y;
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if (onceGuard) {
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onceGuard = false;
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setSpeed(0.1);
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}
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return;
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}
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onceGuard = true;
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velocity.x -= keyboardInput.arrowLeft ? 1 : 0;
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velocity.x += keyboardInput.arrowRight ? 1 : 0;
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velocity.y -= keyboardInput.arrowUp ? 1 : 0;
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velocity.y += keyboardInput.arrowDown ? 1 : 0;
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normalize(velocity);
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scale(velocity, speed());
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moveAndSlide(id, velocity, delta);
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position.x += velocity.x * delta;
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position.y += velocity.y * delta;
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velocity.x = 0;
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velocity.y = 0;
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});
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