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Add tag enum

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This commit is contained in:
Idrees Hassan
2026-01-18 18:14:40 -05:00
parent 579967a302
commit 9f7d864e57
9 changed files with 131 additions and 99 deletions
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12
src/animation/frame.js
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@@ -1,6 +1,6 @@
import { Directions } from '../shared.js';
import { PALETTE, BirdType } from './sprites.js';
import Layer from './layer.js';
import Layer, { TAG } from './layer.js';
class Frame {
@@ -16,10 +16,10 @@ class Frame {
for (let layer of layers) {
tags.add(layer.tag);
}
tags.add("default");
tags.add(TAG.DEFAULT);
for (let tag of tags) {
let maxHeight = layers.reduce((max, layer) => Math.max(max, layer.pixels.length), 0);
if (layers[0].tag !== "default") {
if (layers[0].tag !== TAG.DEFAULT) {
throw new Error("First layer must have the 'default' tag");
}
this.pixels = layers[0].pixels.map(row => row.slice());
@@ -29,7 +29,7 @@ class Frame {
}
// Combine layers
for (let i = 1; i < layers.length; i++) {
if (layers[i].tag === "default" || layers[i].tag === tag) {
if (layers[i].tag === TAG.DEFAULT || layers[i].tag === tag) {
let layerPixels = layers[i].pixels;
let topMargin = maxHeight - layerPixels.length;
for (let y = 0; y < layerPixels.length; y++) {
@@ -47,8 +47,8 @@ class Frame {
* @param {string} [tag]
* @returns {string[][]}
*/
getPixels(tag = "default") {
return this.#pixelsByTag[tag] ?? this.#pixelsByTag["default"];
getPixels(tag = TAG.DEFAULT) {
return this.#pixelsByTag[tag] ?? this.#pixelsByTag[TAG.DEFAULT];
}
/**