Files
Pocket-Bird/editor/editor.js
2026-03-28 11:29:35 -07:00

380 lines
10 KiB
JavaScript

// @ts-check
import { SPRITE_SHEET_COLOR_MAP, PALETTE, DEFAULT_COLOR_OVERRIDES, loadSpriteSheetPixels } from '../src/animation/sprites.js';
import Layer, { TAG } from '../src/animation/layer.js';
import Frame from '../src/animation/frame.js';
import { Directions, getLayerPixels } from '../src/shared.js';
import species from '../src/species.js';
/** @typedef {import('../src/species.js').Species} Species */
const COLOR_MAP = SPRITE_SHEET_COLOR_MAP;
const SPRITE_PATH = "../sprites/birb.png";
const SPRITE_SIZE = 32;
const IGNORED_PARTS = new Set(
["transparent", "border", "heart", "heart-border", "heart-shine", "feather-spine"]
);
/** @type {HTMLCanvasElement} */
// @ts-ignore
const canvas = document.getElementById("preview");
/** @type {CanvasRenderingContext2D} */
// @ts-ignore
const ctx = canvas.getContext("2d");
/** @type {HTMLElement} */
// @ts-ignore
const editor = document.getElementById("editor");
const colorPickerInput = document.createElement("input");
/** @type {HTMLElement} */
// @ts-ignore
const jsonElement = document.getElementById("json");
/** @type {Record<string, HTMLElement>} */
const colorElements = {};
/** @type {string|null} */
let selectedPart = null;
/** @type {HTMLElement|null} */
let selectedColorElement = null;
const spriteCanvas = document.createElement('canvas');
spriteCanvas.width = canvas.width;
spriteCanvas.height = canvas.height;
/** @type {CanvasRenderingContext2D} */
// @ts-ignore
const spriteCtx = spriteCanvas.getContext('2d');
/** @type {Species} */
let currentSpecies = JSON.parse(JSON.stringify(species.bluebird));
let speciesHistory = [JSON.parse(JSON.stringify(currentSpecies))];
let historyIndex = 0;
/** @type {Frame|null} */
let baseFrame = null;
function drawBackground() {
const patternSize = 2;
const colors = ["#edf0f4", "#dadbe0"];
for (let y = 0; y < canvas.height; y += patternSize) {
for (let x = 0; x < canvas.width; x += patternSize) {
ctx.fillStyle = ((x / patternSize + y / patternSize) % 2 === 0) ? colors[0] : colors[1];
ctx.fillRect(x, y, patternSize, patternSize);
}
}
}
/**
* Build the full palette color scheme from the current species settings
* @returns {Record<string, string>}
*/
function buildColorScheme() {
/** @type {Record<string, string>} */
const scheme = {};
for (const paletteName of Object.values(PALETTE)) {
scheme[paletteName] = getColor(paletteName);
}
return scheme;
}
function draw() {
if (!baseFrame) {
return;
}
drawBackground();
baseFrame.draw(spriteCtx, Directions.LEFT, 1, buildColorScheme(), currentSpecies.tags || []);
ctx.drawImage(spriteCanvas, 0, 0);
}
function commitChange() {
const previousSpecies = speciesHistory[historyIndex];
let changed = false;
// Check for changes in colors
for (const part of Object.keys(currentSpecies.colors)) {
if (currentSpecies.colors[part] !== previousSpecies.colors[part]) {
changed = true;
break;
}
}
if (!changed) {
for (const part of Object.keys(previousSpecies.colors)) {
if (!(part in currentSpecies.colors)) {
changed = true;
break;
}
}
}
// Check for changes in tags
if (!changed) {
const prevTags = new Set(previousSpecies.tags || []);
const currTags = new Set(currentSpecies.tags || []);
for (const tag of prevTags) {
if (!currTags.has(tag)) {
changed = true;
break;
}
}
}
if (!changed) {
for (const tag of currentSpecies.tags || []) {
if (!previousSpecies.tags || !previousSpecies.tags.includes(tag)) {
changed = true;
break;
}
}
}
if (changed) {
speciesHistory = speciesHistory.slice(0, historyIndex + 1);
speciesHistory.push(JSON.parse(JSON.stringify(currentSpecies)));
historyIndex++;
localStorage.setItem("speciesHistory", JSON.stringify(speciesHistory));
}
updateJson();
draw();
}
function loadEditor() {
for (const [color, part] of Object.entries(COLOR_MAP)) {
if (IGNORED_PARTS.has(part)) {
continue;
}
const item = createColorSwatch(part, getColor(part) || color);
editor.appendChild(item);
}
for (const value of Object.values(TAG)) {
if (value === TAG.DEFAULT) {
continue;
}
editor.appendChild(createTagToggle(value, getTag(value)));
}
}
/**
* @param {string} part
* @return {string}
*/
function getColor(part) {
if (currentSpecies.colors[part]) {
return currentSpecies.colors[part];
}
const override = DEFAULT_COLOR_OVERRIDES[/** @type {keyof typeof DEFAULT_COLOR_OVERRIDES} */ (part)];
if (override) {
return getColor(override);
}
for (const [color, partName] of Object.entries(COLOR_MAP)) {
if (partName === part) {
return color;
}
}
return "transparent";
}
/**
* @param {string} tag
* @returns {boolean}
*/
function getTag(tag) {
return currentSpecies.tags ? currentSpecies.tags.includes(tag) : false;
}
/**
* @param {string} tag
* @param {boolean} enabled
*/
function setTag(tag, enabled) {
if (!currentSpecies.tags) {
currentSpecies.tags = [];
}
if (enabled) {
if (!currentSpecies.tags.includes(tag)) {
currentSpecies.tags.push(tag);
}
} else {
currentSpecies.tags = currentSpecies.tags.filter(t => t !== tag);
}
}
function createColorPicker() {
colorPickerInput.type = "text";
colorPickerInput.id = "color-picker-interceptor";
colorPickerInput.setAttribute("data-coloris", "");
document.body.appendChild(colorPickerInput);
colorPickerInput.addEventListener("input", () => {
if (selectedColorElement && selectedPart !== null) {
const newColor = colorPickerInput.value;
selectedColorElement.style.backgroundColor = newColor;
currentSpecies.colors[selectedPart] = newColor;
draw();
}
});
document.addEventListener("mouseup", () => {
if (selectedPart !== null && !jsonElement.contains(document.activeElement)) {
commitChange();
}
});
}
/**
* @param {string} label
* @param {string} color
* @returns {HTMLDivElement}
*/
function createColorSwatch(label, color) {
const item = document.createElement("div");
item.classList.add("editor-item");
const colorElement = document.createElement("div");
colorElement.classList.add("color");
colorElement.style.backgroundColor = color;
colorElements[label] = colorElement;
item.appendChild(colorElement);
if (color !== "transparent") {
colorElement.addEventListener("click", () => {
selectedPart = label;
selectedColorElement = colorElement;
const rect = colorElement.getBoundingClientRect();
colorPickerInput.style.left = rect.left + "px";
colorPickerInput.style.top = (rect.bottom + window.scrollY) + "px";
colorPickerInput.value = currentSpecies.colors[label] || color;
colorPickerInput.dispatchEvent(new MouseEvent("click", { bubbles: true }));
});
} else {
colorElement.classList.add("color--transparent");
}
const labelElement = document.createElement("div");
const labelText = label.replaceAll("-", " ").toUpperCase();
labelElement.classList.add("label");
labelElement.textContent = labelText;
labelElement.title = "Click to remove from species";
labelElement.addEventListener("click", () => {
delete currentSpecies.colors[label];
colorElement.style.backgroundColor = getColor(label);
commitChange();
refreshEditor();
});
item.appendChild(labelElement);
return item;
}
/**
* @param {string} tag
* @param {boolean} enabled
* @returns {HTMLDivElement}
*/
function createTagToggle(tag, enabled) {
const item = document.createElement("div");
item.classList.add("editor-item");
const toggle = document.createElement("button");
toggle.id = `tag-toggle-${tag}`;
toggle.classList.add("tag-toggle");
toggle.textContent = "✓";
toggle.addEventListener("click", () => {
setTag(tag, !getTag(tag));
toggle.classList.toggle("tag-toggle--active", getTag(tag));
commitChange();
draw();
});
item.appendChild(toggle);
const labelElement = document.createElement("div");
labelElement.classList.add("label");
labelElement.textContent = tag.toUpperCase();
item.appendChild(labelElement);
return item;
}
function refreshEditor() {
for (const [, part] of Object.entries(COLOR_MAP)) {
const el = colorElements[part];
if (el && !el.classList.contains("color--transparent")) {
el.style.backgroundColor = getColor(part);
}
}
if (selectedColorElement && selectedPart !== null) {
colorPickerInput.value = currentSpecies.colors[selectedPart] || "";
}
for (const value of Object.values(TAG)) {
const toggle = editor.querySelector(`#tag-toggle-${value}`);
if (toggle && toggle instanceof HTMLElement) {
toggle.classList.toggle("tag-toggle--active", getTag(value));
}
}
}
function updateJson() {
jsonElement.textContent = JSON.stringify(currentSpecies, null, 2);
}
document.addEventListener("keydown", (e) => {
if (!(e.metaKey || e.ctrlKey)) {
return;
}
if (e.key === "z" && !e.shiftKey) {
if (historyIndex > 0) {
historyIndex--;
currentSpecies = JSON.parse(JSON.stringify(speciesHistory[historyIndex]));
refreshEditor();
updateJson();
draw();
e.preventDefault();
}
} else if ((e.key === "z" && e.shiftKey) || e.key === "y") {
if (historyIndex < speciesHistory.length - 1) {
historyIndex++;
currentSpecies = JSON.parse(JSON.stringify(speciesHistory[historyIndex]));
refreshEditor();
updateJson();
draw();
e.preventDefault();
}
}
});
jsonElement.addEventListener("input", () => {
try {
const parsed = JSON.parse(jsonElement.textContent || "");
if (typeof parsed === "object" && parsed !== null && !Array.isArray(parsed)) {
currentSpecies = parsed;
refreshEditor();
draw();
}
} catch (e) {
}
});
jsonElement.addEventListener("blur", () => {
commitChange();
});
function loadSpeciesHistory() {
const storedHistory = localStorage.getItem("speciesHistory");
if (storedHistory) {
try {
const parsedHistory = JSON.parse(storedHistory);
if (Array.isArray(parsedHistory) && parsedHistory.length > 0) {
speciesHistory = parsedHistory;
currentSpecies = JSON.parse(JSON.stringify(speciesHistory[speciesHistory.length - 1]));
historyIndex = speciesHistory.length - 1;
}
} catch (e) {
console.warn("Failed to parse species history from localStorage:", e);
}
}
refreshEditor();
draw();
}
createColorPicker();
loadEditor();
loadSpeciesHistory();
(async () => {
const pixels = await loadSpriteSheetPixels(SPRITE_PATH);
baseFrame = new Frame([
new Layer(getLayerPixels(pixels, 0, SPRITE_SIZE)),
new Layer(getLayerPixels(pixels, 5, SPRITE_SIZE), TAG.TUFT),
]);
updateJson();
draw();
})();