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diff --git a/platform/javascript/native/library_godot_display.js b/platform/javascript/native/library_godot_display.js
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-/*************************************************************************/
-/* library_godot_display.js */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 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. */
-/*************************************************************************/
-
-/*
- * Display Server listeners.
- * Keeps track of registered event listeners so it can remove them on shutdown.
- */
-const GodotDisplayListeners = {
- $GodotDisplayListeners__postset: 'GodotOS.atexit(function(resolve, reject) { GodotDisplayListeners.clear(); resolve(); });',
- $GodotDisplayListeners: {
- handlers: [],
-
- has: function(target, event, method, capture) {
- return GodotDisplayListeners.handlers.findIndex(function(e) {
- return e.target === target && e.event === event && e.method === method && e.capture == capture;
- }) !== -1;
- },
-
- add: function(target, event, method, capture) {
- if (GodotDisplayListeners.has(target, event, method, capture)) {
- return;
- }
- function Handler(target, event, method, capture) {
- this.target = target;
- this.event = event;
- this.method = method;
- this.capture = capture;
- };
- GodotDisplayListeners.handlers.push(new Handler(target, event, method, capture));
- target.addEventListener(event, method, capture);
- },
-
- clear: function() {
- GodotDisplayListeners.handlers.forEach(function(h) {
- h.target.removeEventListener(h.event, h.method, h.capture);
- });
- GodotDisplayListeners.handlers.length = 0;
- },
- },
-};
-mergeInto(LibraryManager.library, GodotDisplayListeners);
-
-/*
- * Drag and drop handler.
- * 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 GodotDisplayDragDrop = {
- $GodotDisplayDragDrop__deps: ['$FS', '$GodotFS'],
- $GodotDisplayDragDrop: {
- promises: [],
- pending_files: [],
-
- add_entry: function(entry) {
- if (entry.isDirectory) {
- GodotDisplayDragDrop.add_dir(entry);
- } else if (entry.isFile) {
- GodotDisplayDragDrop.add_file(entry);
- } else {
- console.error("Unrecognized entry...", entry);
- }
- },
-
- add_dir: function(entry) {
- GodotDisplayDragDrop.promises.push(new Promise(function(resolve, reject) {
- const reader = entry.createReader();
- reader.readEntries(function(entries) {
- for (let i = 0; i < entries.length; i++) {
- GodotDisplayDragDrop.add_entry(entries[i]);
- }
- resolve();
- });
- }));
- },
-
- add_file: function(entry) {
- GodotDisplayDragDrop.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'];
- }
- GodotDisplayDragDrop.pending_files.push(f);
- resolve()
- };
- reader.onerror = function() {
- console.log("Error reading file");
- reject();
- }
- reader.readAsArrayBuffer(file);
- }, function(err) {
- console.log("Error!");
- reject();
- });
- }));
- },
-
- process: function(resolve, reject) {
- if (GodotDisplayDragDrop.promises.length == 0) {
- resolve();
- return;
- }
- GodotDisplayDragDrop.promises.pop().then(function() {
- setTimeout(function() {
- GodotDisplayDragDrop.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) {
- GodotDisplayDragDrop.add_entry(entry);
- }
- }
- } else {
- console.error("File upload not supported");
- }
- new Promise(GodotDisplayDragDrop.process).then(function() {
- const DROP = "/tmp/drop-" + parseInt(Math.random() * Math.pow(2, 31)) + "/";
- const drops = [];
- const files = [];
- FS.mkdir(DROP);
- GodotDisplayDragDrop.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);
- });
- GodotDisplayDragDrop.promises = [];
- GodotDisplayDragDrop.pending_files = [];
- callback(drops);
- const dirs = [DROP.substr(0, DROP.length -1)];
- // Remove temporary files
- files.forEach(function (file) {
- FS.unlink(file);
- let dir = file.replace(DROP, "");
- let idx = dir.lastIndexOf("/");
- while (idx > 0) {
- dir = dir.substr(0, idx);
- if (dirs.indexOf(DROP + dir) == -1) {
- dirs.push(DROP + 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) {
- GodotDisplayDragDrop._process_event(ev, callback);
- };
- },
- },
-};
-mergeInto(LibraryManager.library, GodotDisplayDragDrop);
-
-/*
- * Display server cursor helper.
- * Keeps track of cursor status and custom shapes.
- */
-const GodotDisplayCursor = {
- $GodotDisplayCursor__postset: 'GodotOS.atexit(function(resolve, reject) { GodotDisplayCursor.clear(); resolve(); });',
- $GodotDisplayCursor__deps: ['$GodotConfig', '$GodotOS'],
- $GodotDisplayCursor: {
- shape: 'auto',
- visible: true,
- cursors: {},
- set_style: function(style) {
- GodotConfig.canvas.style.cursor = style;
- },
- set_shape: function(shape) {
- GodotDisplayCursor.shape = shape;
- let css = shape;
- if (shape in GodotDisplayCursor.cursors) {
- const c = GodotDisplayCursor.cursors[shape];
- css = 'url("' + c.url + '") ' + c.x + ' ' + c.y + ', auto';
- }
- if (GodotDisplayCursor.visible) {
- GodotDisplayCursor.set_style(css);
- }
- },
- clear: function() {
- GodotDisplayCursor.set_style('');
- GodotDisplayCursor.shape = 'auto';
- GodotDisplayCursor.visible = true;
- Object.keys(GodotDisplayCursor.cursors).forEach(function(key) {
- URL.revokeObjectURL(GodotDisplayCursor.cursors[key]);
- delete GodotDisplayCursor.cursors[key];
- });
- },
- },
-};
-mergeInto(LibraryManager.library, GodotDisplayCursor);
-
-/**
- * Display server interface.
- *
- * Exposes all the functions needed by DisplayServer implementation.
- */
-const GodotDisplay = {
- $GodotDisplay__deps: ['$GodotConfig', '$GodotOS', '$GodotDisplayCursor', '$GodotDisplayListeners', '$GodotDisplayDragDrop'],
- $GodotDisplay: {
- window_icon: '',
- },
-
- godot_js_display_is_swap_ok_cancel: function() {
- const win = (['Windows', 'Win64', 'Win32', 'WinCE']);
- const plat = navigator.platform || "";
- if (win.indexOf(plat) !== -1) {
- return 1;
- }
- return 0;
- },
-
- godot_js_display_alert: function(p_text) {
- window.alert(UTF8ToString(p_text));
- },
-
- godot_js_display_pixel_ratio_get: function() {
- return window.devicePixelRatio || 1;
- },
-
- /*
- * Canvas
- */
- godot_js_display_canvas_focus: function() {
- GodotConfig.canvas.focus();
- },
-
- godot_js_display_canvas_is_focused: function() {
- return document.activeElement == GodotConfig.canvas;
- },
-
- godot_js_display_canvas_bounding_rect_position_get: function(r_x, r_y) {
- const brect = GodotConfig.canvas.getBoundingClientRect();
- setValue(r_x, brect.x, 'i32');
- setValue(r_y, brect.y, 'i32');
- },
-
- /*
- * Touchscreen
- */
- godot_js_display_touchscreen_is_available: function() {
- return 'ontouchstart' in window;
- },
-
- /*
- * Clipboard
- */
- godot_js_display_clipboard_set: function(p_text) {
- const text = UTF8ToString(p_text);
- if (!navigator.clipboard || !navigator.clipboard.writeText) {
- return 1;
- }
- navigator.clipboard.writeText(text).catch(function(e) {
- // Setting OS clipboard is only possible from an input callback.
- console.error("Setting OS clipboard is only possible from an input callback for the HTML5 plafrom. Exception:", e);
- });
- return 0;
- },
-
- godot_js_display_clipboard_get_deps: ['$GodotOS'],
- godot_js_display_clipboard_get: function(callback) {
- const func = GodotOS.get_func(callback);
- try {
- navigator.clipboard.readText().then(function (result) {
- const ptr = allocate(intArrayFromString(result), ALLOC_NORMAL);
- func(ptr);
- _free(ptr);
- }).catch(function (e) {
- // Fail graciously.
- });
- } catch (e) {
- // Fail graciously.
- }
- },
-
- /*
- * Window
- */
- godot_js_display_window_request_fullscreen: function() {
- const canvas = GodotConfig.canvas;
- (canvas.requestFullscreen || canvas.msRequestFullscreen ||
- canvas.mozRequestFullScreen || canvas.mozRequestFullscreen ||
- canvas.webkitRequestFullscreen
- ).call(canvas);
- },
-
- godot_js_display_window_title_set: function(p_data) {
- document.title = UTF8ToString(p_data);
- },
-
- godot_js_display_window_icon_set: function(p_ptr, p_len) {
- let link = document.getElementById('-gd-engine-icon');
- if (link === null) {
- link = document.createElement('link');
- link.rel = 'icon';
- link.id = '-gd-engine-icon';
- document.head.appendChild(link);
- }
- const old_icon = GodotDisplay.window_icon;
- const png = new Blob([GodotOS.heapCopy(HEAPU8, p_ptr, p_len)], { type: "image/png" });
- GodotDisplay.window_icon = URL.createObjectURL(png);
- link.href = GodotDisplay.window_icon;
- if (old_icon) {
- URL.revokeObjectURL(old_icon);
- }
- },
-
- /*
- * Cursor
- */
- godot_js_display_cursor_set_visible: function(p_visible) {
- const visible = p_visible != 0;
- if (visible == GodotDisplayCursor.visible) {
- return;
- }
- GodotDisplayCursor.visible = visible;
- if (visible) {
- GodotDisplayCursor.set_shape(GodotDisplayCursor.shape);
- } else {
- GodotDisplayCursor.set_style('none');
- }
- },
-
- godot_js_display_cursor_is_hidden: function() {
- return !GodotDisplayCursor.visible;
- },
-
- godot_js_display_cursor_set_shape: function(p_string) {
- GodotDisplayCursor.set_shape(UTF8ToString(p_string));
- },
-
- godot_js_display_cursor_set_custom_shape: function(p_shape, p_ptr, p_len, p_hotspot_x, p_hotspot_y) {
- const shape = UTF8ToString(p_shape);
- const old_shape = GodotDisplayCursor.cursors[shape];
- if (p_len > 0) {
- const png = new Blob([GodotOS.heapCopy(HEAPU8, p_ptr, p_len)], { type: 'image/png' });
- const url = URL.createObjectURL(png);
- GodotDisplayCursor.cursors[shape] = {
- url: url,
- x: p_hotspot_x,
- y: p_hotspot_y,
- };
- } else {
- delete GodotDisplayCursor.cursors[shape];
- }
- if (shape == GodotDisplayCursor.shape) {
- GodotDisplayCursor.set_shape(GodotDisplayCursor.shape);
- }
- if (old_shape) {
- URL.revokeObjectURL(old_shape.url);
- }
- },
-
- /*
- * Listeners
- */
- godot_js_display_notification_cb: function(callback, p_enter, p_exit, p_in, p_out) {
- const canvas = GodotConfig.canvas;
- const func = GodotOS.get_func(callback);
- const notif = [p_enter, p_exit, p_in, p_out];
- ['mouseover', 'mouseleave', 'focus', 'blur'].forEach(function(evt_name, idx) {
- GodotDisplayListeners.add(canvas, evt_name, function() {
- func.bind(null, notif[idx]);
- }, true);
- });
- },
-
- godot_js_display_paste_cb: function(callback) {
- const func = GodotOS.get_func(callback);
- GodotDisplayListeners.add(window, 'paste', function(evt) {
- const text = evt.clipboardData.getData('text');
- const ptr = allocate(intArrayFromString(text), ALLOC_NORMAL);
- func(ptr);
- _free(ptr);
- }, false);
- },
-
- godot_js_display_drop_files_cb: function(callback) {
- const func = GodotOS.get_func(callback)
- const dropFiles = function(files) {
- const args = files || [];
- if (!args.length) {
- return;
- }
- const argc = args.length;
- const argv = GodotOS.allocStringArray(args);
- func(argv, argc);
- GodotOS.freeStringArray(argv, argc);
- };
- const canvas = GodotConfig.canvas;
- GodotDisplayListeners.add(canvas, 'dragover', function(ev) {
- // Prevent default behavior (which would try to open the file(s))
- ev.preventDefault();
- }, false);
- GodotDisplayListeners.add(canvas, 'drop', GodotDisplayDragDrop.handler(dropFiles));
- },
-};
-
-autoAddDeps(GodotDisplay, '$GodotDisplay');
-mergeInto(LibraryManager.library, GodotDisplay);