879 lines
24 KiB
JavaScript
879 lines
24 KiB
JavaScript
import MicroModal from 'micromodal';
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import Audio from './audio';
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import DriveLights from './drive_lights';
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import { DISK_TYPES } from '../cards/disk2';
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import { gamepad, configGamepad, initGamepad } from './gamepad';
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import KeyBoard from './keyboard';
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import Tape, { TAPE_TYPES } from './tape';
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import ApplesoftDump from '../applesoft/decompiler';
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import ApplesoftCompiler from '../applesoft/compiler';
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import { debug, gup, hup } from '../util';
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import Prefs from '../prefs';
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var paused = false;
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var focused = false;
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var startTime = Date.now();
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var lastCycles = 0;
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var lastFrames = 0;
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var lastRenderedFrames = 0;
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var hashtag = document.location.hash;
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var disk_categories = {'Local Saves': []};
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var disk_sets = {};
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var disk_cur_name = [];
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var disk_cur_cat = [];
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var _apple2;
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var cpu;
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var stats;
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var vm;
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var tape;
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var _disk2;
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var _smartPort;
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var audio;
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var keyboard;
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var io;
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var _currentDrive = 1;
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export const driveLights = new DriveLights();
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export function dumpAppleSoftProgram() {
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var dumper = new ApplesoftDump(cpu);
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debug(dumper.toString());
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}
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export function compileAppleSoftProgram(program) {
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var compiler = new ApplesoftCompiler(cpu);
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compiler.compile(program);
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}
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export function openLoad(drive, event) {
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_currentDrive = parseInt(drive, 10);
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if (event.metaKey) {
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openLoadHTTP(drive);
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} else {
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if (disk_cur_cat[drive]) {
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document.querySelector('#category_select').value = disk_cur_cat[drive];
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selectCategory();
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}
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MicroModal.show('load-modal');
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}
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}
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export function openSave(drive, event) {
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_currentDrive = parseInt(drive, 10);
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var mimeType = 'application/octet-stream';
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var data = _disk2.getBinary(drive);
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var a = document.querySelector('#local_save_link');
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var blob = new Blob([data], { 'type': mimeType });
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a.href = window.URL.createObjectURL(blob);
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a.download = driveLights.label(drive) + '.dsk';
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if (event.metaKey) {
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dumpDisk(drive);
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} else {
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document.querySelector('#save_name').value = driveLights.label(drive);
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MicroModal.show('save-modal');
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}
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}
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export function openAlert(msg) {
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var el = document.querySelector('#alert-modal .message');
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el.innerText = msg;
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MicroModal.show('alert-modal');
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}
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/********************************************************************
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*
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* Drag and Drop
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*/
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export function handleDragOver(drive, event) {
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event.preventDefault();
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event.dataTransfer.dropEffect = 'copy';
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}
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export function handleDragEnd(drive, event) {
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var dt = event.dataTransfer;
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if (dt.items) {
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for (var i = 0; i < dt.items.length; i++) {
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dt.items.remove(i);
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}
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} else {
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event.dataTransfer.clearData();
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}
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}
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export function handleDrop(drive, event) {
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event.preventDefault();
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event.stopPropagation();
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if (drive < 1) {
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if (!_disk2.getMetadata(1)) {
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drive = 1;
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} else if (!_disk2.getMetadata(2)) {
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drive = 2;
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} else {
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drive = 1;
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}
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}
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var dt = event.dataTransfer;
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if (dt.files.length == 1) {
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doLoadLocal(drive, dt.files[0]);
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} else if (dt.files.length == 2) {
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doLoadLocal(1, dt.files[0]);
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doLoadLocal(2, dt.files[1]);
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} else {
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for (var idx = 0; idx < dt.items.length; idx++) {
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if (dt.items[idx].type === 'text/uri-list') {
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dt.items[idx].getAsString(function(url) {
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var parts = document.location.hash.split('|');
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parts[drive - 1] = url;
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document.location.hash = parts.join('|');
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});
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}
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}
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}
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}
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function loadingStart () {
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var meter = document.querySelector('#loading-modal .meter');
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meter.style.display = 'none';
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MicroModal.show('loading-modal');
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}
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function loadingProgress (current, total) {
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if (total) {
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var meter = document.querySelector('#loading-modal .meter');
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var progress = document.querySelector('#loading-modal .progress');
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meter.style.display = 'block';
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progress.style.width = current / total * meter.clientWidth + 'px';
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}
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}
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function loadingStop () {
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MicroModal.close('loading-modal');
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if (!paused) {
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_apple2.run();
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}
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}
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export function loadAjax(drive, url) {
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loadingStart();
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fetch(url).then(function(response) {
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if (response.ok) {
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return response.json();
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} else {
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throw new Error('Error loading: ' + response.statusText);
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}
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}).then(function(data) {
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if (data.type == 'binary') {
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loadBinary(drive, data);
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} else if (DISK_TYPES.indexOf(data.type) > -1) {
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loadDisk(drive, data);
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}
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initGamepad(data.gamepad);
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loadingStop();
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}).catch(function(error) {
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loadingStop();
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openAlert(error.message);
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});
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}
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export function doLoad() {
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MicroModal.close('load-modal');
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var urls = document.querySelector('#disk_select').value, url;
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if (urls && urls.length) {
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if (typeof(urls) == 'string') {
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url = urls;
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} else {
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url = urls[0];
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}
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}
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var files = document.querySelector('#local_file').files;
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if (files.length == 1) {
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doLoadLocal(_currentDrive, files[0]);
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} else if (url) {
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var filename;
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MicroModal.close('load-modal');
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if (url.substr(0,6) == 'local:') {
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filename = url.substr(6);
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if (filename == '__manage') {
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openManage();
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} else {
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loadLocalStorage(_currentDrive, filename);
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}
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} else {
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var r1 = /json\/disks\/(.*).json$/.exec(url);
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if (r1) {
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filename = r1[1];
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} else {
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filename = url;
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}
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var parts = document.location.hash.split('|');
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parts[_currentDrive - 1] = filename;
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document.location.hash = parts.join('|');
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}
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}
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}
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export function doSave() {
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var name = document.querySelector('#save_name').value;
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saveLocalStorage(_currentDrive, name);
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MicroModal.close('save-modal');
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}
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export function doDelete(name) {
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if (window.confirm('Delete ' + name + '?')) {
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deleteLocalStorage(name);
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}
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}
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function doLoadLocal(drive, file) {
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var parts = file.name.split('.');
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var ext = parts[parts.length - 1].toLowerCase();
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if (DISK_TYPES.indexOf(ext) > -1) {
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doLoadLocalDisk(drive, file);
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} else if (TAPE_TYPES.indexOf(ext) > -1) {
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tape.doLoadLocalTape(file);
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} else {
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openAlert('Unknown file type: ' + ext);
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}
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}
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function doLoadLocalDisk(drive, file) {
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loadingStart();
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var fileReader = new FileReader();
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fileReader.onload = function() {
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var parts = file.name.split('.');
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var ext = parts.pop().toLowerCase();
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var name = parts.join('.');
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if (this.result.byteLength >= 800 * 1024) {
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if (_smartPort.setBinary(drive, name, ext, this.result)) {
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driveLights.label(drive, name);
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focused = false;
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initGamepad();
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}
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} else {
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if (_disk2.setBinary(drive, name, ext, this.result)) {
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driveLights.label(drive, name);
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focused = false;
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initGamepad();
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}
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}
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loadingStop();
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};
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fileReader.readAsArrayBuffer(file);
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}
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export function doLoadHTTP(drive, _url) {
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if (!_url) {
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MicroModal.close('http-modal');
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}
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loadingStart();
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var url = _url || document.querySelector('#http_url').value;
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if (url) {
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fetch(url).then(function(response) {
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if (response.ok) {
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var reader = response.body.getReader();
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var received = 0;
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var chunks = [];
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var contentLength = parseInt(response.headers.get('content-length'), 10);
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return reader.read().then(function readChunk(result) {
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if (result.done) {
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var data = new Uint8Array(received);
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var offset = 0;
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for (var idx = 0; idx < chunks.length; idx++) {
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data.set(chunks[idx], offset);
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offset += chunks[idx].length;
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}
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return data.buffer;
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}
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received += result.value.length;
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if (contentLength) {
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loadingProgress(received, contentLength);
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}
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chunks.push(result.value);
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return reader.read().then(readChunk);
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});
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} else {
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throw new Error('Error loading: ' + response.statusText);
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}
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}).then(function(data) {
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var urlParts = url.split('/');
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var file = urlParts.pop();
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var fileParts = file.split('.');
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var ext = fileParts.pop().toLowerCase();
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var name = decodeURIComponent(fileParts.join('.'));
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if (data.byteLength >= 800 * 1024) {
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if (_smartPort.setBinary(drive, name, ext, data)) {
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driveLights.label(drive, name);
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initGamepad();
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}
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} else {
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if (_disk2.setBinary(drive, name, ext, data)) {
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driveLights.label(drive, name);
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initGamepad();
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}
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}
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loadingStop();
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}).catch(function(error) {
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loadingStop();
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openAlert(error.message);
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});
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}
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}
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function openLoadHTTP(drive) {
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_currentDrive = parseInt(drive, 10);
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MicroModal.show('http-modal');
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}
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function openManage() {
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MicroModal.show('manage-modal');
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}
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var prefs = new Prefs();
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var showStats = 0;
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export function updateKHz() {
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var now = Date.now();
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var ms = now - startTime;
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var cycles = cpu.cycles();
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var delta;
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var fps;
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var khz;
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switch (showStats) {
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case 0: {
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delta = cycles - lastCycles;
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khz = parseInt(delta/ms);
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document.querySelector('#khz').innerText = khz + ' kHz';
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break;
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}
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case 1: {
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delta = stats.renderedFrames - lastRenderedFrames;
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fps = parseInt(delta/(ms/1000), 10);
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document.querySelector('#khz').innerText = fps + ' rps';
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break;
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}
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default: {
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delta = stats.frames - lastFrames;
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fps = parseInt(delta/(ms/1000), 10);
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document.querySelector('#khz').innerText = fps + ' fps';
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}
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}
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startTime = now;
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lastCycles = cycles;
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lastRenderedFrames = stats.renderedFrames;
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lastFrames = stats.frames;
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}
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export function toggleShowFPS() {
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showStats = ++showStats % 3;
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}
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export function updateSound() {
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var on = document.querySelector('#enable_sound').checked;
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var label = document.querySelector('#toggle-sound i');
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audio.enable(on);
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if (on) {
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label.classList.remove('fa-volume-off');
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label.classList.add('fa-volume-up');
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} else {
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label.classList.remove('fa-volume-up');
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label.classList.add('fa-volume-off');
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}
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}
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function dumpDisk(drive) {
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var wind = window.open('', '_blank');
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wind.document.title = driveLights.label(drive);
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wind.document.write('<pre>');
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wind.document.write(_disk2.getJSON(drive, true));
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wind.document.write('</pre>');
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wind.document.close();
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}
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export function reset() {
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_apple2.reset();
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}
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function loadBinary(bin) {
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for (var idx = 0; idx < bin.length; idx++) {
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var pos = bin.start + idx;
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cpu.write(pos >> 8, pos & 0xff, bin.data[idx]);
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}
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cpu.reset();
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cpu.setPC(bin.start);
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}
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export function selectCategory() {
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document.querySelector('#disk_select').innerHTML = '';
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var cat = disk_categories[document.querySelector('#category_select').value];
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if (cat) {
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for (var idx = 0; idx < cat.length; idx++) {
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var file = cat[idx], name = file.name;
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if (file.disk) {
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name += ' - ' + file.disk;
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}
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var option = document.createElement('option');
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option.value = file.filename;
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option.innerText = name;
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document.querySelector('#disk_select').append(option);
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if (disk_cur_name[_currentDrive] == name) {
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option.selected = true;
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}
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}
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}
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}
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export function selectDisk() {
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document.querySelector('#local_file').value = '';
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}
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export function clickDisk() {
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doLoad();
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}
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function loadDisk(drive, disk) {
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var name = disk.name;
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var category = disk.category;
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if (disk.disk) {
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name += ' - ' + disk.disk;
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}
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disk_cur_cat[drive] = category;
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disk_cur_name[drive] = name;
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driveLights.label(drive, name);
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_disk2.setDisk(drive, disk);
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initGamepad(disk.gamepad);
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}
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/*
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* LocalStorage Disk Storage
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*/
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function updateLocalStorage() {
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var diskIndex = JSON.parse(window.localStorage.diskIndex || '{}');
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var names = Object.keys(diskIndex), cat;
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cat = disk_categories['Local Saves'] = [];
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document.querySelector('#manage-modal-content').innerHTML = '';
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names.forEach(function(name) {
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cat.push({
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'category': 'Local Saves',
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'name': name,
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'filename': 'local:' + name
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});
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document.querySelector('#manage-modal-content').innerHTML =
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'<span class="local_save">' +
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name +
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' <a href="#" onclick="Apple2.doDelete(\'' +
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name +
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'\')">Delete</a><br /></span>';
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});
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cat.push({
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'category': 'Local Saves',
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'name': 'Manage Saves...',
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'filename': 'local:__manage'
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});
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}
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function saveLocalStorage(drive, name) {
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var diskIndex = JSON.parse(window.localStorage.diskIndex || '{}');
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var json = _disk2.getJSON(drive);
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diskIndex[name] = json;
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window.localStorage.diskIndex = JSON.stringify(diskIndex);
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openAlert('Saved');
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driveLights.label(drive, name);
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driveLights.dirty(drive, false);
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updateLocalStorage();
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}
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function deleteLocalStorage(name) {
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var diskIndex = JSON.parse(window.localStorage.diskIndex || '{}');
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if (diskIndex[name]) {
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delete diskIndex[name];
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openAlert('Deleted');
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}
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window.localStorage.diskIndex = JSON.stringify(diskIndex);
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updateLocalStorage();
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}
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function loadLocalStorage(drive, name) {
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var diskIndex = JSON.parse(window.localStorage.diskIndex || '{}');
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if (diskIndex[name]) {
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_disk2.setJSON(drive, diskIndex[name]);
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driveLights.label(drive, name);
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driveLights.dirty(drive, false);
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}
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}
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if (window.localStorage !== undefined) {
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document.querySelectorAll('.disksave').forEach(function (el) { el.style.display = 'inline-block';});
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}
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var oldcat = '';
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var option;
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for (var idx = 0; idx < window.disk_index.length; idx++) {
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var file = window.disk_index[idx];
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var cat = file.category;
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var name = file.name, disk = file.disk;
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if (file.e && !window.e) {
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continue;
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}
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if (cat != oldcat) {
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option = document.createElement('option');
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option.value = cat;
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option.innerText = cat;
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document.querySelector('#category_select').append(option);
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disk_categories[cat] = [];
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oldcat = cat;
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}
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disk_categories[cat].push(file);
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if (disk) {
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if (!disk_sets[name]) {
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disk_sets[name] = [];
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}
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disk_sets[name].push(file);
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}
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}
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option = document.createElement('option');
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option.innerText = 'Local Saves';
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document.querySelector('#category_select').append(option);
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updateLocalStorage();
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function processHash(hash) {
|
|
var files = hash.split('|');
|
|
for (var idx = 0; idx < files.length; idx++) {
|
|
var file = files[idx];
|
|
if (file.indexOf('://') > 0) {
|
|
var parts = file.split('.');
|
|
var ext = parts[parts.length - 1].toLowerCase();
|
|
if (ext == 'json') {
|
|
loadAjax(idx + 1, file);
|
|
} else {
|
|
doLoadHTTP(idx + 1, file);
|
|
}
|
|
} else if (file) {
|
|
loadAjax(idx + 1, 'json/disks/' + file + '.json');
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Keyboard/Gamepad routines
|
|
*/
|
|
|
|
function _keydown(evt) {
|
|
if (!focused && (!evt.metaKey || evt.ctrlKey || window.e)) {
|
|
evt.preventDefault();
|
|
|
|
var key = keyboard.mapKeyEvent(evt);
|
|
if (key != 0xff) {
|
|
io.keyDown(key);
|
|
}
|
|
}
|
|
if (evt.keyCode === 112) { // F1 - Reset
|
|
cpu.reset();
|
|
evt.preventDefault(); // prevent launching help
|
|
} else if (evt.keyCode === 113) { // F2 - Full Screen
|
|
var elem = document.getElementById('screen');
|
|
if (evt.shiftKey) { // Full window, but not full screen
|
|
document.body.classList.toggle('full-page');
|
|
} else if (document.webkitCancelFullScreen) {
|
|
if (document.webkitIsFullScreen) {
|
|
document.webkitCancelFullScreen();
|
|
} else {
|
|
if (Element.ALLOW_KEYBOARD_INPUT) {
|
|
elem.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
|
|
} else {
|
|
elem.webkitRequestFullScreen();
|
|
}
|
|
}
|
|
} else if (document.mozCancelFullScreen) {
|
|
if (document.mozIsFullScreen) {
|
|
document.mozCancelFullScreen();
|
|
} else {
|
|
elem.mozRequestFullScreen();
|
|
}
|
|
}
|
|
} else if (evt.keyCode === 114) { // F3
|
|
io.keyDown(0x1b);
|
|
} else if (evt.keyCode === 117) { // F6 Quick Save
|
|
_apple2.saveState();
|
|
} else if (evt.keyCode === 120) { // F9 Quick Restore
|
|
_apple2.restoreState();
|
|
} else if (evt.keyCode == 16) { // Shift
|
|
keyboard.shiftKey(true);
|
|
} else if (evt.keyCode == 20) { // Caps lock
|
|
keyboard.capslockKey();
|
|
} else if (evt.keyCode == 17) { // Control
|
|
keyboard.controlKey(true);
|
|
} else if (evt.keyCode == 91 || evt.keyCode == 93) { // Command
|
|
keyboard.commandKey(true);
|
|
} else if (evt.keyCode == 18) { // Alt
|
|
if (evt.location == 1) {
|
|
keyboard.commandKey(true);
|
|
} else {
|
|
keyboard.optionKey(true);
|
|
}
|
|
}
|
|
}
|
|
|
|
function _keyup(evt) {
|
|
if (!focused)
|
|
io.keyUp();
|
|
|
|
if (evt.keyCode == 16) { // Shift
|
|
keyboard.shiftKey(false);
|
|
} else if (evt.keyCode == 17) { // Control
|
|
keyboard.controlKey(false);
|
|
} else if (evt.keyCode == 91 || evt.keyCode == 93) { // Command
|
|
keyboard.commandKey(false);
|
|
} else if (evt.keyCode == 18) { // Alt
|
|
if (evt.location == 1) {
|
|
keyboard.commandKey(false);
|
|
} else {
|
|
keyboard.optionKey(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
export function updateScreen() {
|
|
var green = document.querySelector('#green_screen').checked;
|
|
var scanlines = document.querySelector('#show_scanlines').checked;
|
|
|
|
var screen = document.querySelector('#screen');
|
|
var overscan = document.querySelector('.overscan');
|
|
if (scanlines) {
|
|
overscan.classList.add('scanlines');
|
|
} else {
|
|
overscan.classList.remove('scanlines');
|
|
}
|
|
if (green) {
|
|
screen.classList.add('green');
|
|
} else {
|
|
screen.classList.remove('green');
|
|
}
|
|
vm.mono(green);
|
|
}
|
|
|
|
export function updateCPU() {
|
|
var accelerated = document.querySelector('#accelerator_toggle').checked;
|
|
var kHz = accelerated ? 4092 : 1023;
|
|
io.updateKHz(kHz);
|
|
}
|
|
|
|
export function updateUI() {
|
|
if (document.location.hash != hashtag) {
|
|
hashtag = document.location.hash;
|
|
var hash = hup();
|
|
if (hash) {
|
|
processHash(hash);
|
|
}
|
|
}
|
|
}
|
|
|
|
var disableMouseJoystick = false;
|
|
var flipX = false;
|
|
var flipY = false;
|
|
var swapXY = false;
|
|
|
|
export function updateJoystick() {
|
|
disableMouseJoystick = document.querySelector('#disable_mouse').checked;
|
|
flipX = document.querySelector('#flip_x').checked;
|
|
flipY = document.querySelector('#flip_y').checked;
|
|
swapXY = document.querySelector('#swap_x_y').checked;
|
|
configGamepad(flipX, flipY);
|
|
|
|
if (disableMouseJoystick) {
|
|
io.paddle(0, 0.5);
|
|
io.paddle(1, 0.5);
|
|
return;
|
|
}
|
|
}
|
|
|
|
function _mousemove(evt) {
|
|
if (gamepad || disableMouseJoystick) {
|
|
return;
|
|
}
|
|
|
|
var s = document.querySelector('#screen');
|
|
var offset = s.getBoundingClientRect();
|
|
var x = (evt.pageX - offset.left) / s.clientWidth,
|
|
y = (evt.pageY - offset.top) / s.clientHeight,
|
|
z = x;
|
|
|
|
if (swapXY) {
|
|
x = y;
|
|
y = z;
|
|
}
|
|
|
|
io.paddle(0, flipX ? 1 - x : x);
|
|
io.paddle(1, flipY ? 1 - y : y);
|
|
}
|
|
|
|
export function pauseRun() {
|
|
var label = document.querySelector('#pause-run i');
|
|
if (paused) {
|
|
_apple2.run();
|
|
label.classList.remove('fa-play');
|
|
label.classList.add('fa-pause');
|
|
} else {
|
|
_apple2.stop();
|
|
label.classList.remove('fa-pause');
|
|
label.classList.add('fa-play');
|
|
}
|
|
paused = !paused;
|
|
}
|
|
|
|
export function toggleSound() {
|
|
var enableSound = document.querySelector('#enable_sound');
|
|
enableSound.checked = !enableSound.checked;
|
|
updateSound();
|
|
}
|
|
|
|
export function openOptions() {
|
|
MicroModal.show('options-modal');
|
|
}
|
|
|
|
export function openPrinterModal() {
|
|
MicroModal.show('printer-modal');
|
|
}
|
|
|
|
export function initUI(apple2, disk2, smartPort, e) {
|
|
_apple2 = apple2;
|
|
cpu = _apple2.getCPU();
|
|
io = _apple2.getIO();
|
|
stats = apple2.getStats();
|
|
vm = apple2.getVideoModes();
|
|
tape = new Tape(io);
|
|
_disk2 = disk2;
|
|
_smartPort = smartPort;
|
|
|
|
keyboard = new KeyBoard(cpu, io, e);
|
|
keyboard.create('#keyboard');
|
|
audio = new Audio(io);
|
|
|
|
MicroModal.init();
|
|
|
|
/*
|
|
* Input Handling
|
|
*/
|
|
|
|
window.addEventListener('keydown', _keydown);
|
|
window.addEventListener('keyup', _keyup);
|
|
|
|
window.addEventListener('keydown', audio.autoStart);
|
|
if (window.ontouchstart !== undefined) {
|
|
window.addEventListener('touchstart', audio.autoStart);
|
|
}
|
|
window.addEventListener('mousedown', audio.autoStart);
|
|
|
|
window.addEventListener('paste', (event) => {
|
|
var paste = (event.clipboardData || window.clipboardData).getData('text');
|
|
io.setKeyBuffer(paste);
|
|
event.preventDefault();
|
|
});
|
|
|
|
window.addEventListener('copy', (event) => {
|
|
event.clipboardData.setData('text/plain', vm.getText());
|
|
event.preventDefault();
|
|
});
|
|
|
|
|
|
document.querySelectorAll('canvas').forEach(function(canvas) {
|
|
canvas.addEventListener('mousedown', function(evt) {
|
|
if (!gamepad) {
|
|
io.buttonDown(evt.which == 1 ? 0 : 1);
|
|
}
|
|
evt.preventDefault();
|
|
});
|
|
canvas.addEventListener('mouseup', function(evt) {
|
|
if (!gamepad) {
|
|
io.buttonUp(evt.which == 1 ? 0 : 1);
|
|
}
|
|
});
|
|
canvas.addEventListener('contextmenu', function(evt) {
|
|
evt.preventDefault();
|
|
});
|
|
});
|
|
|
|
document.body.addEventListener('mousemove', _mousemove);
|
|
|
|
document.querySelectorAll('input,textarea').forEach(function(input) {
|
|
input.addEventListener('focus', function() { focused = true; });
|
|
input.addEventListener('blur', function() { focused = false; });
|
|
});
|
|
|
|
if (prefs.havePrefs()) {
|
|
document.querySelectorAll('#options-modal input[type=checkbox]').forEach(function(el) {
|
|
var val = prefs.readPref(el.id);
|
|
if (val) {
|
|
el.checked = JSON.parse(val);
|
|
}
|
|
el.addEventListener('change', function() {
|
|
prefs.writePref(el.id, JSON.stringify(el.checked));
|
|
});
|
|
});
|
|
document.querySelectorAll('#options-modal select').forEach(function(el) {
|
|
var val = prefs.readPref(el.id);
|
|
if (val) {
|
|
el.value = val;
|
|
}
|
|
el.addEventListener('change', function() {
|
|
prefs.writePref(el.id, el.value);
|
|
});
|
|
});
|
|
}
|
|
|
|
if (navigator.standalone) {
|
|
document.body.classList.add('standalone');
|
|
}
|
|
|
|
cpu.reset();
|
|
setInterval(updateKHz, 1000);
|
|
updateSound();
|
|
updateScreen();
|
|
updateCPU();
|
|
initGamepad();
|
|
|
|
// Check for disks in hashtag
|
|
|
|
var hash = gup('disk') || hup();
|
|
if (hash) {
|
|
_apple2.stop();
|
|
processHash(hash);
|
|
} else {
|
|
_apple2.run();
|
|
}
|
|
}
|