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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 | import { Story } from './story.js'; import { Physics } from './physics.js'; import { Sprite } from './sprite.js'; import { Characters } from './characters.js'; import { Camera } from './camera.js'; import { Map } from './map.js'; import { Music } from './music.js'; import { Time } from './time.js'; import { StartPageUI } from './ui/start-page-ui.js'; import { QuestUI } from './ui/quest-ui.js'; import { OptionsUI } from './ui/options-ui.js'; import { EndScreenUI } from './ui/end-screen-ui.js'; import { InventoryUI } from './ui/inventory-ui.js'; import { ConversationUI } from './ui/conversation-ui.js'; import { EmailUI } from './ui/email-ui.js'; import { PathFinding } from './path-finding.js'; import gameData from './gameData.json'; import tilemap from './tileset.json'; const storyWorker = new Worker( // When this is merged, https://github.com/documentationjs/documentation/pull/1344 // we can go back to using the master branch of documentation.js new URL('./workers/story-worker.js', import.meta.url), { type: 'module' }, ); function sendStoryEvent(event) { storyWorker.postMessage({ type: 'add-event', event }); } /** * canvasProvider. * wraps document.createElement, allowing for easy replacement when testing * @example * const canvas = canvasProvider(); */ function canvasProvider() { return document.createElement('canvas'); } // These are modified by updateStats and clearStats let stats = {}; /** * clearStats. * This clears all of the statistics/metrics that we've been keeping track o. * @example clearStats(); */ function clearStats() { stats = {}; } /** * updateStats. * Used to keep track of statistics/metrics (fps, collision checking time, ect..), * at somepoint it will be rewritten to be more flexible * @param {'frames'|'mapMakingTime'|'collisionCalls'|'collisionChecks'} key * @param {number} value */ function updateStats(key, value) { stats[key] = (stats[key] || 0) + value; } /** * updateDiagnostDisp. * Used to update the metrics on screen, * at somepoint it will be rewritten to be more flexible * * @param {Object} args * @param {number} args.fps * @param {number} args.collisionTime * @param {number} args.mapMakingTime * @param {number} args.collisionChecks * @param {number} args.collisionCalls */ function updateDiagnostDisp({ frames }) { const el = document.getElementById('fps'); el.innerHTML = `<div>${frames} FPS</div>`; } let playing = false; function playMusic() { if (playing) { return; } Music.playTrack('#backgroundchill', true).catch(() => { playing = false; }); playing = true; } // Modified by the keydown/up eventListeners let up = false; let down = false; let left = false; let right = false; let pause = false; let zoom = true; let debugPathfinding = false; const zoomLevels = [1, 3]; /* eslint-disable no-shadow */ /** * Take all the input requests give an updated player * * @param {Object} args * @param {Actor} args.player - Player * @param {number} args.width - Map width * @param {number} args.height - Map height * @param {boolean} args.up - Is the up key pressed? * @param {boolean} args.down - Is the down key pressed? * @param {boolean} args.left - Is the left key pressed? * @param {boolean} args.right - Is the right key pressed? * @returns {Actor} an updated actor * @example * movePlayer({ player, width, height, up, down, left, right }); */ function movePlayer({ player, width, height, up, down, left, right, }) { /* eslint-enable no-shadow */ let newPlayer = player; let prefix = ''; if (up && !down) { prefix = 'up'; newPlayer = { ...newPlayer, y: Math.max(newPlayer.y - newPlayer.speed, 0), facing: prefix, }; } if (down && !up) { prefix = 'down'; newPlayer = { ...newPlayer, y: Math.min(newPlayer.y + newPlayer.speed, height - newPlayer.height), facing: prefix, }; } if (left && !right) { newPlayer = { ...newPlayer, x: Math.max(newPlayer.x - newPlayer.speed, 0), facing: `${prefix}left`, }; } if (right && !left) { newPlayer = { ...newPlayer, x: Math.min(newPlayer.x + newPlayer.speed, width - newPlayer.height), facing: `${prefix}right`, }; } return newPlayer; } window.addEventListener('load', async () => { const mapDim = Map.getTileMapDim(tilemap); const loadedTilesets = await Promise.all(Map.loadImages({ mapJson: tilemap })); const tileSprites = Map.loadTileMapSprites({ loadedTilesets, canvasProvider, zoomLevels, }); // Load elements from DOM (look in index.html) const objectCanvas = document.getElementById('objects-layer'); const layoutCanvas = document.getElementById('layout-layer'); const aboveCanvas = document.getElementById('above-layer'); // const layoutImage = document.getElementById('layout'); // const backgroundImage = document.getElementById('background'); // Get bounds pixels and context const layoutCanvasData = Camera.getCanvasData(layoutCanvas); const { canvasWidth, canvasHeight, } = layoutCanvasData; Camera.setCanvasResolution(objectCanvas, canvasWidth, canvasHeight); Camera.setCanvasResolution(layoutCanvas, canvasWidth, canvasHeight); Camera.setCanvasResolution(aboveCanvas, canvasWidth, canvasHeight); const virtualCanvas = canvasProvider(); Camera.setCanvasResolution(virtualCanvas, mapDim.width, mapDim.width); Map.drawTileMapToContext({ context: virtualCanvas.getContext('2d'), tilemap, only: ['Buildings'], sprites: tileSprites, zoomLevel: zoomLevels[0], }); const pixels = Camera.getContextPixels({ context: virtualCanvas.getContext('2d'), canvasWidth: mapDim.width, canvasHeight: mapDim.height, }); // Default layer context const context = objectCanvas.getContext('2d'); const aboveContext = aboveCanvas.getContext('2d'); context.imageSmoothingEnabled = false; layoutCanvasData.context.imageSmoothingEnabled = false; aboveContext.imageSmoothingEnabled = false; // Load the initial story let gameState = Story.loadGameState(gameData); const actorSize = gameState.player.width; const graph = PathFinding.gridToGraph({ grid: pixels, width: mapDim.width, height: mapDim.height, actorSize, }); // Load sprites const characterSprite = document.getElementById('character-sprite'); const uniqueCharacterSprite = document.getElementById('unique-character-sprite'); const itemSprite = document.getElementById('item-sprite'); // How big should the cached tile versions be - we just have two sizes const scales = [gameState.player.width * zoomLevels[0], gameState.player.width * zoomLevels[1]]; const sprites = Sprite.loadSprites({ characterSprite: { image: characterSprite, // Actual image data columns: 4, // How many columns rows: 11, // How many rows padding: 60, // How much whitespace to ignore scales, }, uniqueCharacterSprite: { image: uniqueCharacterSprite, columns: 2, rows: 3, padding: 60, scales, }, itemSprite: { image: itemSprite, columns: 4, rows: 4, padding: 30, scales, }, }, canvasProvider); // set background sprites.background = Map.loadTileMapAsSpriteData({ tilemap, loadedTilesets, setCanvasResolution: Camera.setCanvasResolution, sprites: tileSprites, canvasWidth, zoomLevels, canvasProvider, except: ['Above'], }); sprites.above = Map.loadTileMapAsSpriteData({ tilemap, loadedTilesets, setCanvasResolution: Camera.setCanvasResolution, sprites: tileSprites, canvasWidth, zoomLevels, canvasProvider, only: ['Above'], alpha: 0.9, }); // Wait for start const startPage = document.getElementById('start-page'); const readyToStart = new Promise((resolve) => { StartPageUI.renderStartButton(startPage, resolve); }); await readyToStart; Time.ingameTime(0); // Music - Might not work the first time due to browser permissions playMusic(); const emailIcon = document.getElementById('email'); const messageOverlay = document.getElementById('message-overlay-container'); emailIcon.addEventListener('click', () => { EmailUI.renderOverlay(messageOverlay); }); let oldItems; let oldViewport; // Modified in Physics.updateGameState const locMap = {}; /** * physicsLoop. * Updates the physics state. * Called once, then calls itself recursively * @example * // Externally - once! * physicsLoop(); * @example * // Internally * window.requestAnimationFrame(physicsLoop); */ const physicsLoop = () => { const flags = { up, down, left, right, paused: pause }; gameState = Physics.updateGameState({ gameState, pixels, flags, moveNPC: Characters.moveNPC, updateStats, movePlayer, width: mapDim.width, height: mapDim.height, locMap, }); const viewport = Camera.updateViewport({ oldViewport, player: gameState.player, mapWidth: mapDim.width, mapHeight: mapDim.height, canvasWidth, canvasHeight, scale: zoom ? zoomLevels[1] : zoomLevels[0], }); Camera.drawScene({ player: gameState.player, characters: gameState.characters, items: gameState.items, oldItems, context, width: canvasWidth, height: canvasHeight, sprites, layoutContext: layoutCanvasData.context, oldViewport, viewport, drawActorToContext: Sprite.drawActorToContext, aboveContext, }); if (debugPathfinding && oldViewport !== viewport) { Camera.drawDestinations({ viewport, characters: gameState.characters, context: aboveContext, }); Camera.drawGraph({ viewport, graph, context: aboveContext }); } oldViewport = viewport; oldItems = gameState.items; if (gameState.end) { return; } window.requestAnimationFrame(physicsLoop); }; // Inventory UI const inventoryIcon = document.getElementById('inventory'); const inventoryOverlay = document.getElementById('inventory-overlay'); InventoryUI.renderOverlay({ icon: inventoryIcon, overlay: inventoryOverlay, items: gameState.items, }); // Quest UI const questIcon = document.getElementById('quest'); // HTMLElement const questOverlay = document.getElementById('quest-overlay'); // HTMLElement QuestUI.renderOverlay({ icon: questIcon, overlay: questOverlay, quests: gameState.quests, }); // Options UI const options = document.getElementById('options'); // End Screen UI const endScreen = document.getElementById('end-screen'); // Bind to Music Slider document.getElementById('rangeSlider').addEventListener('input', Music.updateVolume); // Music UI const musicnote = document.getElementById('musicnote'); let showVolumeSlider = false; const volumeSlider = document.getElementById('volumeslider'); musicnote.addEventListener('click', () => { if (showVolumeSlider) { volumeSlider.style.visibility = 'hidden'; } else { volumeSlider.style.visibility = 'visible'; } showVolumeSlider = !showVolumeSlider; }); let lastDrop = new Date(); const maxSoundEffectInterval = 1000; // 1 second // Update game state with the latest from story storyWorker.onmessage = (e) => { const oldState = gameState; gameState = Story.applyChanges(gameState, e.data); // Play sound effect if exposed if (oldState.player.exposureLevel < gameState.player.exposureLevel && (new Date() - lastDrop) > maxSoundEffectInterval) { Music.playTrack('#waterdrop', false); lastDrop = new Date(); } // Update exposure bar if (oldState.player.exposureLevel !== gameState.player.exposureLevel) { document.getElementById('progress-bar').setAttribute('value', gameState.player.exposureLevel || 0); } // Show end screen if it's the end if (gameState.end) { if (!gameState.win) { EndScreenUI.showFailure(endScreen); } else { EndScreenUI.showSuccess(endScreen); } return; // This ends the story engine cycle } // Show/update conversation if that changes if (oldState.conversation !== gameState.conversation) { const updateConvo = (newConvo) => { sendStoryEvent({ type: 'update-conversation', conversation: newConvo }); }; ConversationUI.renderConversation(gameState.conversation, updateConvo); } // Update inventory if items change if (oldState.items !== gameState.items) { InventoryUI.renderOverlay({ icon: inventoryIcon, overlay: inventoryOverlay, items: gameState.items, }); } // Update quests ui if quest status changes if (oldState.quests !== gameState.quests) { QuestUI.renderOverlay({ icon: questIcon, overlay: questOverlay, quests: gameState.quests, }); } // Update option text if there's a change if (oldState.optionText !== gameState.optionText) { OptionsUI.renderOptions({ element: options, optionText: gameState.optionText, }); } // Update story worker with new game state -- this is a cycle/loop storyWorker.postMessage({ type: 'update-game-state', gameState, flags: { paused: pause }, }); }; // Prep story worker storyWorker.postMessage({ type: 'update-grid', grid: pixels, mapDim, actorSize, }); // Start story worker cycle storyWorker.postMessage({ type: 'update-game-state', gameState, }); // Update FPS/other stats every 1000ms setInterval(() => { updateDiagnostDisp(stats); clearStats(); }, 1000); // Start physics loop physicsLoop(performance.now()); }); window.addEventListener('keydown', (e) => { // Do nothing if event already handled if (e.defaultPrevented) { return; } switch (e.code) { case 'KeyS': case 'ArrowDown': // Handle "back" down = true; break; case 'KeyW': case 'ArrowUp': // Handle "forward" up = true; break; case 'KeyA': case 'ArrowLeft': // Handle "turn left" left = true; break; case 'KeyD': case 'ArrowRight': // Handle "turn right" right = true; break; default: break; } }); window.addEventListener('keyup', (e) => { // Do nothing if event already handled if (e.defaultPrevented) { return; } switch (e.code) { case 'KeyS': case 'ArrowDown': down = false; break; case 'KeyW': case 'ArrowUp': up = false; break; case 'KeyA': case 'ArrowLeft': left = false; break; case 'KeyD': case 'ArrowRight': right = false; break; case 'KeyP': pause = !pause; break; case 'KeyZ': zoom = !zoom; break; case 'KeyC': sendStoryEvent({ type: 'start-conversation' }); break; case 'KeyX': sendStoryEvent({ type: 'pickup-item' }); break; case 'Digit0': debugPathfinding = !debugPathfinding; break; default: console.log(e.code); // eslint-disable-line no-console break; } playMusic(); }); |