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Diffstat (limited to 'platform/javascript/js/libs/library_godot_input.js')
| -rw-r--r-- | platform/javascript/js/libs/library_godot_input.js | 549 |
1 files changed, 0 insertions, 549 deletions
diff --git a/platform/javascript/js/libs/library_godot_input.js b/platform/javascript/js/libs/library_godot_input.js deleted file mode 100644 index 51571d64a2..0000000000 --- a/platform/javascript/js/libs/library_godot_input.js +++ /dev/null @@ -1,549 +0,0 @@ -/*************************************************************************/ -/* library_godot_input.js */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -/* - * Gamepad API helper. - */ -const GodotInputGamepads = { - $GodotInputGamepads__deps: ['$GodotRuntime', '$GodotEventListeners'], - $GodotInputGamepads: { - samples: [], - - get_pads: function () { - try { - // Will throw in iframe when permission is denied. - // Will throw/warn in the future for insecure contexts. - // See https://github.com/w3c/gamepad/pull/120 - const pads = navigator.getGamepads(); - if (pads) { - return pads; - } - return []; - } catch (e) { - return []; - } - }, - - get_samples: function () { - return GodotInputGamepads.samples; - }, - - get_sample: function (index) { - const samples = GodotInputGamepads.samples; - return index < samples.length ? samples[index] : null; - }, - - sample: function () { - const pads = GodotInputGamepads.get_pads(); - const samples = []; - for (let i = 0; i < pads.length; i++) { - const pad = pads[i]; - if (!pad) { - samples.push(null); - continue; - } - const s = { - standard: pad.mapping === 'standard', - buttons: [], - axes: [], - connected: pad.connected, - }; - for (let b = 0; b < pad.buttons.length; b++) { - s.buttons.push(pad.buttons[b].value); - } - for (let a = 0; a < pad.axes.length; a++) { - s.axes.push(pad.axes[a]); - } - samples.push(s); - } - GodotInputGamepads.samples = samples; - }, - - init: function (onchange) { - GodotInputGamepads.samples = []; - function add(pad) { - const guid = GodotInputGamepads.get_guid(pad); - const c_id = GodotRuntime.allocString(pad.id); - const c_guid = GodotRuntime.allocString(guid); - onchange(pad.index, 1, c_id, c_guid); - GodotRuntime.free(c_id); - GodotRuntime.free(c_guid); - } - const pads = GodotInputGamepads.get_pads(); - for (let i = 0; i < pads.length; i++) { - // Might be reserved space. - if (pads[i]) { - add(pads[i]); - } - } - GodotEventListeners.add(window, 'gamepadconnected', function (evt) { - if (evt.gamepad) { - add(evt.gamepad); - } - }, false); - GodotEventListeners.add(window, 'gamepaddisconnected', function (evt) { - if (evt.gamepad) { - onchange(evt.gamepad.index, 0); - } - }, false); - }, - - get_guid: function (pad) { - if (pad.mapping) { - return pad.mapping; - } - const ua = navigator.userAgent; - let os = 'Unknown'; - if (ua.indexOf('Android') >= 0) { - os = 'Android'; - } else if (ua.indexOf('Linux') >= 0) { - os = 'Linux'; - } else if (ua.indexOf('iPhone') >= 0) { - os = 'iOS'; - } else if (ua.indexOf('Macintosh') >= 0) { - // Updated iPads will fall into this category. - os = 'MacOSX'; - } else if (ua.indexOf('Windows') >= 0) { - os = 'Windows'; - } - - const id = pad.id; - // Chrom* style: NAME (Vendor: xxxx Product: xxxx) - const exp1 = /vendor: ([0-9a-f]{4}) product: ([0-9a-f]{4})/i; - // Firefox/Safari style (safari may remove leading zeores) - const exp2 = /^([0-9a-f]+)-([0-9a-f]+)-/i; - let vendor = ''; - let product = ''; - if (exp1.test(id)) { - const match = exp1.exec(id); - vendor = match[1].padStart(4, '0'); - product = match[2].padStart(4, '0'); - } else if (exp2.test(id)) { - const match = exp2.exec(id); - vendor = match[1].padStart(4, '0'); - product = match[2].padStart(4, '0'); - } - if (!vendor || !product) { - return `${os}Unknown`; - } - return os + vendor + product; - }, - }, -}; -mergeInto(LibraryManager.library, GodotInputGamepads); - -/* - * Drag and drop helper. - * This is pretty big, but basically detect dropped files on GodotConfig.canvas, - * process them one by one (recursively for directories), and copies them to - * the temporary FS path '/tmp/drop-[random]/' so it can be emitted as a godot - * event (that requires a string array of paths). - * - * NOTE: The temporary files are removed after the callback. This means that - * deferred callbacks won't be able to access the files. - */ -const GodotInputDragDrop = { - $GodotInputDragDrop__deps: ['$FS', '$GodotFS'], - $GodotInputDragDrop: { - promises: [], - pending_files: [], - - add_entry: function (entry) { - if (entry.isDirectory) { - GodotInputDragDrop.add_dir(entry); - } else if (entry.isFile) { - GodotInputDragDrop.add_file(entry); - } else { - GodotRuntime.error('Unrecognized entry...', entry); - } - }, - - add_dir: function (entry) { - GodotInputDragDrop.promises.push(new Promise(function (resolve, reject) { - const reader = entry.createReader(); - reader.readEntries(function (entries) { - for (let i = 0; i < entries.length; i++) { - GodotInputDragDrop.add_entry(entries[i]); - } - resolve(); - }); - })); - }, - - add_file: function (entry) { - GodotInputDragDrop.promises.push(new Promise(function (resolve, reject) { - entry.file(function (file) { - const reader = new FileReader(); - reader.onload = function () { - const f = { - 'path': file.relativePath || file.webkitRelativePath, - 'name': file.name, - 'type': file.type, - 'size': file.size, - 'data': reader.result, - }; - if (!f['path']) { - f['path'] = f['name']; - } - GodotInputDragDrop.pending_files.push(f); - resolve(); - }; - reader.onerror = function () { - GodotRuntime.print('Error reading file'); - reject(); - }; - reader.readAsArrayBuffer(file); - }, function (err) { - GodotRuntime.print('Error!'); - reject(); - }); - })); - }, - - process: function (resolve, reject) { - if (GodotInputDragDrop.promises.length === 0) { - resolve(); - return; - } - GodotInputDragDrop.promises.pop().then(function () { - setTimeout(function () { - GodotInputDragDrop.process(resolve, reject); - }, 0); - }); - }, - - _process_event: function (ev, callback) { - ev.preventDefault(); - if (ev.dataTransfer.items) { - // Use DataTransferItemList interface to access the file(s) - for (let i = 0; i < ev.dataTransfer.items.length; i++) { - const item = ev.dataTransfer.items[i]; - let entry = null; - if ('getAsEntry' in item) { - entry = item.getAsEntry(); - } else if ('webkitGetAsEntry' in item) { - entry = item.webkitGetAsEntry(); - } - if (entry) { - GodotInputDragDrop.add_entry(entry); - } - } - } else { - GodotRuntime.error('File upload not supported'); - } - new Promise(GodotInputDragDrop.process).then(function () { - const DROP = `/tmp/drop-${parseInt(Math.random() * (1 << 30), 10)}/`; - const drops = []; - const files = []; - FS.mkdir(DROP.slice(0, -1)); // Without trailing slash - GodotInputDragDrop.pending_files.forEach((elem) => { - const path = elem['path']; - GodotFS.copy_to_fs(DROP + path, elem['data']); - let idx = path.indexOf('/'); - if (idx === -1) { - // Root file - drops.push(DROP + path); - } else { - // Subdir - const sub = path.substr(0, idx); - idx = sub.indexOf('/'); - if (idx < 0 && drops.indexOf(DROP + sub) === -1) { - drops.push(DROP + sub); - } - } - files.push(DROP + path); - }); - GodotInputDragDrop.promises = []; - GodotInputDragDrop.pending_files = []; - callback(drops); - if (GodotConfig.persistent_drops) { - // Delay removal at exit. - GodotOS.atexit(function (resolve, reject) { - GodotInputDragDrop.remove_drop(files, DROP); - resolve(); - }); - } else { - GodotInputDragDrop.remove_drop(files, DROP); - } - }); - }, - - remove_drop: function (files, drop_path) { - const dirs = [drop_path.substr(0, drop_path.length - 1)]; - // Remove temporary files - files.forEach(function (file) { - FS.unlink(file); - let dir = file.replace(drop_path, ''); - let idx = dir.lastIndexOf('/'); - while (idx > 0) { - dir = dir.substr(0, idx); - if (dirs.indexOf(drop_path + dir) === -1) { - dirs.push(drop_path + dir); - } - idx = dir.lastIndexOf('/'); - } - }); - // Remove dirs. - dirs.sort(function (a, b) { - const al = (a.match(/\//g) || []).length; - const bl = (b.match(/\//g) || []).length; - if (al > bl) { - return -1; - } else if (al < bl) { - return 1; - } - return 0; - }).forEach(function (dir) { - FS.rmdir(dir); - }); - }, - - handler: function (callback) { - return function (ev) { - GodotInputDragDrop._process_event(ev, callback); - }; - }, - }, -}; -mergeInto(LibraryManager.library, GodotInputDragDrop); - -/* - * Godot exposed input functions. - */ -const GodotInput = { - $GodotInput__deps: ['$GodotRuntime', '$GodotConfig', '$GodotEventListeners', '$GodotInputGamepads', '$GodotInputDragDrop'], - $GodotInput: { - getModifiers: function (evt) { - return (evt.shiftKey + 0) + ((evt.altKey + 0) << 1) + ((evt.ctrlKey + 0) << 2) + ((evt.metaKey + 0) << 3); - }, - computePosition: function (evt, rect) { - const canvas = GodotConfig.canvas; - const rw = canvas.width / rect.width; - const rh = canvas.height / rect.height; - const x = (evt.clientX - rect.x) * rw; - const y = (evt.clientY - rect.y) * rh; - return [x, y]; - }, - }, - - /* - * Mouse API - */ - godot_js_input_mouse_move_cb__sig: 'vi', - godot_js_input_mouse_move_cb: function (callback) { - const func = GodotRuntime.get_func(callback); - const canvas = GodotConfig.canvas; - function move_cb(evt) { - const rect = canvas.getBoundingClientRect(); - const pos = GodotInput.computePosition(evt, rect); - // Scale movement - const rw = canvas.width / rect.width; - const rh = canvas.height / rect.height; - const rel_pos_x = evt.movementX * rw; - const rel_pos_y = evt.movementY * rh; - const modifiers = GodotInput.getModifiers(evt); - func(pos[0], pos[1], rel_pos_x, rel_pos_y, modifiers); - } - GodotEventListeners.add(window, 'mousemove', move_cb, false); - }, - - godot_js_input_mouse_wheel_cb__sig: 'vi', - godot_js_input_mouse_wheel_cb: function (callback) { - const func = GodotRuntime.get_func(callback); - function wheel_cb(evt) { - if (func(evt['deltaX'] || 0, evt['deltaY'] || 0)) { - evt.preventDefault(); - } - } - GodotEventListeners.add(GodotConfig.canvas, 'wheel', wheel_cb, false); - }, - - godot_js_input_mouse_button_cb__sig: 'vi', - godot_js_input_mouse_button_cb: function (callback) { - const func = GodotRuntime.get_func(callback); - const canvas = GodotConfig.canvas; - function button_cb(p_pressed, evt) { - const rect = canvas.getBoundingClientRect(); - const pos = GodotInput.computePosition(evt, rect); - const modifiers = GodotInput.getModifiers(evt); - // Since the event is consumed, focus manually. - // NOTE: The iframe container may not have focus yet, so focus even when already active. - if (p_pressed) { - GodotConfig.canvas.focus(); - } - if (func(p_pressed, evt.button, pos[0], pos[1], modifiers)) { - evt.preventDefault(); - } - } - GodotEventListeners.add(canvas, 'mousedown', button_cb.bind(null, 1), false); - GodotEventListeners.add(window, 'mouseup', button_cb.bind(null, 0), false); - }, - - /* - * Touch API - */ - godot_js_input_touch_cb__sig: 'viii', - godot_js_input_touch_cb: function (callback, ids, coords) { - const func = GodotRuntime.get_func(callback); - const canvas = GodotConfig.canvas; - function touch_cb(type, evt) { - // Since the event is consumed, focus manually. - // NOTE: The iframe container may not have focus yet, so focus even when already active. - if (type === 0) { - GodotConfig.canvas.focus(); - } - const rect = canvas.getBoundingClientRect(); - const touches = evt.changedTouches; - for (let i = 0; i < touches.length; i++) { - const touch = touches[i]; - const pos = GodotInput.computePosition(touch, rect); - GodotRuntime.setHeapValue(coords + (i * 2) * 8, pos[0], 'double'); - GodotRuntime.setHeapValue(coords + (i * 2 + 1) * 8, pos[1], 'double'); - GodotRuntime.setHeapValue(ids + i * 4, touch.identifier, 'i32'); - } - func(type, touches.length); - if (evt.cancelable) { - evt.preventDefault(); - } - } - GodotEventListeners.add(canvas, 'touchstart', touch_cb.bind(null, 0), false); - GodotEventListeners.add(canvas, 'touchend', touch_cb.bind(null, 1), false); - GodotEventListeners.add(canvas, 'touchcancel', touch_cb.bind(null, 1), false); - GodotEventListeners.add(canvas, 'touchmove', touch_cb.bind(null, 2), false); - }, - - /* - * Key API - */ - godot_js_input_key_cb__sig: 'viii', - godot_js_input_key_cb: function (callback, code, key) { - const func = GodotRuntime.get_func(callback); - function key_cb(pressed, evt) { - const modifiers = GodotInput.getModifiers(evt); - GodotRuntime.stringToHeap(evt.code, code, 32); - GodotRuntime.stringToHeap(evt.key, key, 32); - func(pressed, evt.repeat, modifiers); - evt.preventDefault(); - } - GodotEventListeners.add(GodotConfig.canvas, 'keydown', key_cb.bind(null, 1), false); - GodotEventListeners.add(GodotConfig.canvas, 'keyup', key_cb.bind(null, 0), false); - }, - - /* - * Gamepad API - */ - godot_js_input_gamepad_cb__sig: 'vi', - godot_js_input_gamepad_cb: function (change_cb) { - const onchange = GodotRuntime.get_func(change_cb); - GodotInputGamepads.init(onchange); - }, - - godot_js_input_gamepad_sample_count__sig: 'i', - godot_js_input_gamepad_sample_count: function () { - return GodotInputGamepads.get_samples().length; - }, - - godot_js_input_gamepad_sample__sig: 'i', - godot_js_input_gamepad_sample: function () { - GodotInputGamepads.sample(); - return 0; - }, - - godot_js_input_gamepad_sample_get__sig: 'iiiiiii', - godot_js_input_gamepad_sample_get: function (p_index, r_btns, r_btns_num, r_axes, r_axes_num, r_standard) { - const sample = GodotInputGamepads.get_sample(p_index); - if (!sample || !sample.connected) { - return 1; - } - const btns = sample.buttons; - const btns_len = btns.length < 16 ? btns.length : 16; - for (let i = 0; i < btns_len; i++) { - GodotRuntime.setHeapValue(r_btns + (i << 2), btns[i], 'float'); - } - GodotRuntime.setHeapValue(r_btns_num, btns_len, 'i32'); - const axes = sample.axes; - const axes_len = axes.length < 10 ? axes.length : 10; - for (let i = 0; i < axes_len; i++) { - GodotRuntime.setHeapValue(r_axes + (i << 2), axes[i], 'float'); - } - GodotRuntime.setHeapValue(r_axes_num, axes_len, 'i32'); - const is_standard = sample.standard ? 1 : 0; - GodotRuntime.setHeapValue(r_standard, is_standard, 'i32'); - return 0; - }, - - /* - * Drag/Drop API - */ - godot_js_input_drop_files_cb__sig: 'vi', - godot_js_input_drop_files_cb: function (callback) { - const func = GodotRuntime.get_func(callback); - const dropFiles = function (files) { - const args = files || []; - if (!args.length) { - return; - } - const argc = args.length; - const argv = GodotRuntime.allocStringArray(args); - func(argv, argc); - GodotRuntime.freeStringArray(argv, argc); - }; - const canvas = GodotConfig.canvas; - GodotEventListeners.add(canvas, 'dragover', function (ev) { - // Prevent default behavior (which would try to open the file(s)) - ev.preventDefault(); - }, false); - GodotEventListeners.add(canvas, 'drop', GodotInputDragDrop.handler(dropFiles)); - }, - - /* Paste API */ - godot_js_input_paste_cb__sig: 'vi', - godot_js_input_paste_cb: function (callback) { - const func = GodotRuntime.get_func(callback); - GodotEventListeners.add(window, 'paste', function (evt) { - const text = evt.clipboardData.getData('text'); - const ptr = GodotRuntime.allocString(text); - func(ptr); - GodotRuntime.free(ptr); - }, false); - }, - - godot_js_input_vibrate_handheld__sig: 'vi', - godot_js_input_vibrate_handheld: function (p_duration_ms) { - if (typeof navigator.vibrate !== 'function') { - GodotRuntime.print('This browser does not support vibration.'); - } else { - navigator.vibrate(p_duration_ms); - } - }, -}; - -autoAddDeps(GodotInput, '$GodotInput'); -mergeInto(LibraryManager.library, GodotInput); |