974 lines
31 KiB
C++
974 lines
31 KiB
C++
/*************************************************************************/
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/* display_server_javascript.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "display_server_javascript.h"
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#ifdef GLES3_ENABLED
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#include "drivers/gles3/rasterizer_gles3.h"
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#endif
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#include "platform/javascript/os_javascript.h"
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#include "servers/rendering/dummy/rasterizer_dummy.h"
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#include <emscripten.h>
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#include <png.h>
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#include "dom_keys.inc"
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#include "godot_js.h"
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#define DOM_BUTTON_LEFT 0
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#define DOM_BUTTON_MIDDLE 1
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#define DOM_BUTTON_RIGHT 2
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#define DOM_BUTTON_XBUTTON1 3
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#define DOM_BUTTON_XBUTTON2 4
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DisplayServerJavaScript *DisplayServerJavaScript::get_singleton() {
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return static_cast<DisplayServerJavaScript *>(DisplayServer::get_singleton());
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}
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// Window (canvas)
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bool DisplayServerJavaScript::check_size_force_redraw() {
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return godot_js_display_size_update() != 0;
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}
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void DisplayServerJavaScript::fullscreen_change_callback(int p_fullscreen) {
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DisplayServerJavaScript *display = get_singleton();
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if (p_fullscreen) {
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display->window_mode = WINDOW_MODE_FULLSCREEN;
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} else {
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display->window_mode = WINDOW_MODE_WINDOWED;
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}
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}
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// Drag and drop callback.
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void DisplayServerJavaScript::drop_files_js_callback(char **p_filev, int p_filec) {
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DisplayServerJavaScript *ds = get_singleton();
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if (!ds) {
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ERR_FAIL_MSG("Unable to drop files because the DisplayServer is not active");
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}
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if (ds->drop_files_callback.is_null()) {
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return;
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}
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Vector<String> files;
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for (int i = 0; i < p_filec; i++) {
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files.push_back(String::utf8(p_filev[i]));
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}
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Variant v = files;
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Variant *vp = &v;
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Variant ret;
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Callable::CallError ce;
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ds->drop_files_callback.call((const Variant **)&vp, 1, ret, ce);
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}
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// JavaScript quit request callback.
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void DisplayServerJavaScript::request_quit_callback() {
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DisplayServerJavaScript *ds = get_singleton();
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if (ds && !ds->window_event_callback.is_null()) {
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Variant event = int(DisplayServer::WINDOW_EVENT_CLOSE_REQUEST);
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Variant *eventp = &event;
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Variant ret;
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Callable::CallError ce;
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ds->window_event_callback.call((const Variant **)&eventp, 1, ret, ce);
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}
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}
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// Keys
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void DisplayServerJavaScript::dom2godot_mod(Ref<InputEventWithModifiers> ev, int p_mod) {
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ev->set_shift_pressed(p_mod & 1);
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ev->set_alt_pressed(p_mod & 2);
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ev->set_ctrl_pressed(p_mod & 4);
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ev->set_meta_pressed(p_mod & 8);
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}
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void DisplayServerJavaScript::key_callback(int p_pressed, int p_repeat, int p_modifiers) {
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DisplayServerJavaScript *ds = get_singleton();
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JSKeyEvent &key_event = ds->key_event;
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// Resume audio context after input in case autoplay was denied.
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OS_JavaScript::get_singleton()->resume_audio();
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Ref<InputEventKey> ev;
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ev.instantiate();
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ev->set_echo(p_repeat);
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ev->set_keycode(dom_code2godot_scancode(key_event.code, key_event.key, false));
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ev->set_physical_keycode(dom_code2godot_scancode(key_event.code, key_event.key, true));
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ev->set_pressed(p_pressed);
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dom2godot_mod(ev, p_modifiers);
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String unicode = String::utf8(key_event.key);
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if (unicode.length() == 1) {
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ev->set_unicode(unicode[0]);
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}
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Input::get_singleton()->parse_input_event(ev);
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// Make sure to flush all events so we can call restricted APIs inside the event.
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Input::get_singleton()->flush_buffered_events();
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}
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// Mouse
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int DisplayServerJavaScript::mouse_button_callback(int p_pressed, int p_button, double p_x, double p_y, int p_modifiers) {
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DisplayServerJavaScript *ds = get_singleton();
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Point2 pos(p_x, p_y);
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Ref<InputEventMouseButton> ev;
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ev.instantiate();
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ev->set_position(pos);
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ev->set_global_position(pos);
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ev->set_pressed(p_pressed);
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dom2godot_mod(ev, p_modifiers);
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switch (p_button) {
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case DOM_BUTTON_LEFT:
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ev->set_button_index(MouseButton::LEFT);
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break;
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case DOM_BUTTON_MIDDLE:
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ev->set_button_index(MouseButton::MIDDLE);
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break;
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case DOM_BUTTON_RIGHT:
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ev->set_button_index(MouseButton::RIGHT);
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break;
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case DOM_BUTTON_XBUTTON1:
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ev->set_button_index(MouseButton::MB_XBUTTON1);
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break;
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case DOM_BUTTON_XBUTTON2:
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ev->set_button_index(MouseButton::MB_XBUTTON2);
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break;
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default:
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return false;
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}
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if (p_pressed) {
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uint64_t diff = (OS::get_singleton()->get_ticks_usec() / 1000) - ds->last_click_ms;
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if (ev->get_button_index() == ds->last_click_button_index) {
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if (diff < 400 && Point2(ds->last_click_pos).distance_to(ev->get_position()) < 5) {
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ds->last_click_ms = 0;
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ds->last_click_pos = Point2(-100, -100);
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ds->last_click_button_index = MouseButton::NONE;
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ev->set_double_click(true);
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}
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} else {
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ds->last_click_button_index = ev->get_button_index();
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}
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if (!ev->is_double_click()) {
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ds->last_click_ms += diff;
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ds->last_click_pos = ev->get_position();
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}
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}
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MouseButton mask = Input::get_singleton()->get_mouse_button_mask();
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MouseButton button_flag = mouse_button_to_mask(ev->get_button_index());
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if (ev->is_pressed()) {
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mask |= button_flag;
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} else if ((mask & button_flag) != MouseButton::NONE) {
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mask &= ~button_flag;
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} else {
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// Received release event, but press was outside the canvas, so ignore.
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return false;
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}
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ev->set_button_mask(mask);
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Input::get_singleton()->parse_input_event(ev);
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// Resume audio context after input in case autoplay was denied.
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OS_JavaScript::get_singleton()->resume_audio();
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// Make sure to flush all events so we can call restricted APIs inside the event.
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Input::get_singleton()->flush_buffered_events();
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// Prevent multi-click text selection and wheel-click scrolling anchor.
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// Context menu is prevented through contextmenu event.
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return true;
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}
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void DisplayServerJavaScript::mouse_move_callback(double p_x, double p_y, double p_rel_x, double p_rel_y, int p_modifiers) {
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MouseButton input_mask = Input::get_singleton()->get_mouse_button_mask();
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// For motion outside the canvas, only read mouse movement if dragging
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// started inside the canvas; imitating desktop app behaviour.
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if (!get_singleton()->cursor_inside_canvas && input_mask == MouseButton::NONE) {
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return;
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}
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Point2 pos(p_x, p_y);
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Ref<InputEventMouseMotion> ev;
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ev.instantiate();
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dom2godot_mod(ev, p_modifiers);
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ev->set_button_mask(input_mask);
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ev->set_position(pos);
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ev->set_global_position(pos);
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ev->set_relative(Vector2(p_rel_x, p_rel_y));
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ev->set_velocity(Input::get_singleton()->get_last_mouse_velocity());
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Input::get_singleton()->parse_input_event(ev);
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}
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// Cursor
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const char *DisplayServerJavaScript::godot2dom_cursor(DisplayServer::CursorShape p_shape) {
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switch (p_shape) {
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case DisplayServer::CURSOR_ARROW:
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return "auto";
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case DisplayServer::CURSOR_IBEAM:
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return "text";
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case DisplayServer::CURSOR_POINTING_HAND:
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return "pointer";
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case DisplayServer::CURSOR_CROSS:
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return "crosshair";
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case DisplayServer::CURSOR_WAIT:
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return "progress";
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case DisplayServer::CURSOR_BUSY:
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return "wait";
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case DisplayServer::CURSOR_DRAG:
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return "grab";
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case DisplayServer::CURSOR_CAN_DROP:
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return "grabbing";
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case DisplayServer::CURSOR_FORBIDDEN:
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return "no-drop";
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case DisplayServer::CURSOR_VSIZE:
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return "ns-resize";
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case DisplayServer::CURSOR_HSIZE:
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return "ew-resize";
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case DisplayServer::CURSOR_BDIAGSIZE:
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return "nesw-resize";
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case DisplayServer::CURSOR_FDIAGSIZE:
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return "nwse-resize";
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case DisplayServer::CURSOR_MOVE:
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return "move";
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case DisplayServer::CURSOR_VSPLIT:
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return "row-resize";
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case DisplayServer::CURSOR_HSPLIT:
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return "col-resize";
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case DisplayServer::CURSOR_HELP:
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return "help";
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default:
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return "auto";
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}
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}
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void DisplayServerJavaScript::cursor_set_shape(CursorShape p_shape) {
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ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
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if (cursor_shape == p_shape) {
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return;
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}
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cursor_shape = p_shape;
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godot_js_display_cursor_set_shape(godot2dom_cursor(cursor_shape));
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}
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DisplayServer::CursorShape DisplayServerJavaScript::cursor_get_shape() const {
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return cursor_shape;
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}
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void DisplayServerJavaScript::cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
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if (p_cursor.is_valid()) {
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Ref<Texture2D> texture = p_cursor;
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Ref<AtlasTexture> atlas_texture = p_cursor;
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Ref<Image> image;
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Size2 texture_size;
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Rect2 atlas_rect;
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if (texture.is_valid()) {
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image = texture->get_image();
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}
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if (!image.is_valid() && atlas_texture.is_valid()) {
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texture = atlas_texture->get_atlas();
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atlas_rect.size.width = texture->get_width();
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atlas_rect.size.height = texture->get_height();
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atlas_rect.position.x = atlas_texture->get_region().position.x;
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atlas_rect.position.y = atlas_texture->get_region().position.y;
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texture_size.width = atlas_texture->get_region().size.x;
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texture_size.height = atlas_texture->get_region().size.y;
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} else if (image.is_valid()) {
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texture_size.width = texture->get_width();
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texture_size.height = texture->get_height();
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}
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ERR_FAIL_COND(!texture.is_valid());
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ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
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ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
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ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
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image = texture->get_image();
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ERR_FAIL_COND(!image.is_valid());
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image = image->duplicate();
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if (atlas_texture.is_valid()) {
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image->crop_from_point(
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atlas_rect.position.x,
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atlas_rect.position.y,
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texture_size.width,
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texture_size.height);
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}
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if (image->get_format() != Image::FORMAT_RGBA8) {
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image->convert(Image::FORMAT_RGBA8);
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}
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png_image png_meta;
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memset(&png_meta, 0, sizeof png_meta);
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png_meta.version = PNG_IMAGE_VERSION;
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png_meta.width = texture_size.width;
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png_meta.height = texture_size.height;
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png_meta.format = PNG_FORMAT_RGBA;
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PackedByteArray png;
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size_t len;
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PackedByteArray data = image->get_data();
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ERR_FAIL_COND(!png_image_write_get_memory_size(png_meta, len, 0, data.ptr(), 0, nullptr));
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png.resize(len);
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ERR_FAIL_COND(!png_image_write_to_memory(&png_meta, png.ptrw(), &len, 0, data.ptr(), 0, nullptr));
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godot_js_display_cursor_set_custom_shape(godot2dom_cursor(p_shape), png.ptr(), len, p_hotspot.x, p_hotspot.y);
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} else {
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godot_js_display_cursor_set_custom_shape(godot2dom_cursor(p_shape), nullptr, 0, 0, 0);
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}
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cursor_set_shape(cursor_shape);
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}
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// Mouse mode
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void DisplayServerJavaScript::mouse_set_mode(MouseMode p_mode) {
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ERR_FAIL_COND_MSG(p_mode == MOUSE_MODE_CONFINED || p_mode == MOUSE_MODE_CONFINED_HIDDEN, "MOUSE_MODE_CONFINED is not supported for the HTML5 platform.");
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if (p_mode == mouse_get_mode()) {
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return;
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}
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if (p_mode == MOUSE_MODE_VISIBLE) {
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godot_js_display_cursor_set_visible(1);
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godot_js_display_cursor_lock_set(0);
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} else if (p_mode == MOUSE_MODE_HIDDEN) {
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godot_js_display_cursor_set_visible(0);
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godot_js_display_cursor_lock_set(0);
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} else if (p_mode == MOUSE_MODE_CAPTURED) {
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godot_js_display_cursor_set_visible(1);
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godot_js_display_cursor_lock_set(1);
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}
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}
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DisplayServer::MouseMode DisplayServerJavaScript::mouse_get_mode() const {
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if (godot_js_display_cursor_is_hidden()) {
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return MOUSE_MODE_HIDDEN;
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}
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if (godot_js_display_cursor_is_locked()) {
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return MOUSE_MODE_CAPTURED;
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}
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return MOUSE_MODE_VISIBLE;
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}
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Point2i DisplayServerJavaScript::mouse_get_position() const {
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return Input::get_singleton()->get_mouse_position();
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}
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// Wheel
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int DisplayServerJavaScript::mouse_wheel_callback(double p_delta_x, double p_delta_y) {
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if (!godot_js_display_canvas_is_focused()) {
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if (get_singleton()->cursor_inside_canvas) {
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godot_js_display_canvas_focus();
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} else {
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return false;
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}
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}
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Input *input = Input::get_singleton();
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Ref<InputEventMouseButton> ev;
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ev.instantiate();
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ev->set_position(input->get_mouse_position());
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ev->set_global_position(ev->get_position());
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ev->set_shift_pressed(input->is_key_pressed(Key::SHIFT));
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ev->set_alt_pressed(input->is_key_pressed(Key::ALT));
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ev->set_ctrl_pressed(input->is_key_pressed(Key::CTRL));
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ev->set_meta_pressed(input->is_key_pressed(Key::META));
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if (p_delta_y < 0) {
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ev->set_button_index(MouseButton::WHEEL_UP);
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} else if (p_delta_y > 0) {
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ev->set_button_index(MouseButton::WHEEL_DOWN);
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} else if (p_delta_x > 0) {
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ev->set_button_index(MouseButton::WHEEL_LEFT);
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} else if (p_delta_x < 0) {
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ev->set_button_index(MouseButton::WHEEL_RIGHT);
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} else {
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return false;
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}
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// Different browsers give wildly different delta values, and we can't
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// interpret deltaMode, so use default value for wheel events' factor.
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MouseButton button_flag = mouse_button_to_mask(ev->get_button_index());
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ev->set_pressed(true);
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ev->set_button_mask(input->get_mouse_button_mask() | button_flag);
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input->parse_input_event(ev);
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Ref<InputEventMouseButton> release = ev->duplicate();
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release->set_pressed(false);
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release->set_button_mask(MouseButton(input->get_mouse_button_mask() & ~button_flag));
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input->parse_input_event(release);
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return true;
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}
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// Touch
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void DisplayServerJavaScript::touch_callback(int p_type, int p_count) {
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DisplayServerJavaScript *ds = get_singleton();
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const JSTouchEvent &touch_event = ds->touch_event;
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for (int i = 0; i < p_count; i++) {
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Point2 point(touch_event.coords[i * 2], touch_event.coords[i * 2 + 1]);
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if (p_type == 2) {
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// touchmove
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Ref<InputEventScreenDrag> ev;
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ev.instantiate();
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ev->set_index(touch_event.identifier[i]);
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ev->set_position(point);
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Point2 &prev = ds->touches[i];
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ev->set_relative(ev->get_position() - prev);
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prev = ev->get_position();
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Input::get_singleton()->parse_input_event(ev);
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} else {
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// touchstart/touchend
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Ref<InputEventScreenTouch> ev;
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// Resume audio context after input in case autoplay was denied.
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OS_JavaScript::get_singleton()->resume_audio();
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ev.instantiate();
|
|
ev->set_index(touch_event.identifier[i]);
|
|
ev->set_position(point);
|
|
ev->set_pressed(p_type == 0);
|
|
ds->touches[i] = point;
|
|
|
|
Input::get_singleton()->parse_input_event(ev);
|
|
|
|
// Make sure to flush all events so we can call restricted APIs inside the event.
|
|
Input::get_singleton()->flush_buffered_events();
|
|
}
|
|
}
|
|
}
|
|
|
|
bool DisplayServerJavaScript::screen_is_touchscreen(int p_screen) const {
|
|
return godot_js_display_touchscreen_is_available();
|
|
}
|
|
|
|
// Virtual Keyboard
|
|
void DisplayServerJavaScript::vk_input_text_callback(const char *p_text, int p_cursor) {
|
|
DisplayServerJavaScript *ds = DisplayServerJavaScript::get_singleton();
|
|
if (!ds || ds->input_text_callback.is_null()) {
|
|
return;
|
|
}
|
|
// Call input_text
|
|
Variant event = String::utf8(p_text);
|
|
Variant *eventp = &event;
|
|
Variant ret;
|
|
Callable::CallError ce;
|
|
ds->input_text_callback.call((const Variant **)&eventp, 1, ret, ce);
|
|
// Insert key right to reach position.
|
|
Input *input = Input::get_singleton();
|
|
Ref<InputEventKey> k;
|
|
for (int i = 0; i < p_cursor; i++) {
|
|
k.instantiate();
|
|
k->set_pressed(true);
|
|
k->set_echo(false);
|
|
k->set_keycode(Key::RIGHT);
|
|
input->parse_input_event(k);
|
|
k.instantiate();
|
|
k->set_pressed(false);
|
|
k->set_echo(false);
|
|
k->set_keycode(Key::RIGHT);
|
|
input->parse_input_event(k);
|
|
}
|
|
}
|
|
|
|
void DisplayServerJavaScript::virtual_keyboard_show(const String &p_existing_text, const Rect2 &p_screen_rect, bool p_multiline, int p_max_input_length, int p_cursor_start, int p_cursor_end) {
|
|
godot_js_display_vk_show(p_existing_text.utf8().get_data(), p_multiline, p_cursor_start, p_cursor_end);
|
|
}
|
|
|
|
void DisplayServerJavaScript::virtual_keyboard_hide() {
|
|
godot_js_display_vk_hide();
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_blur_callback() {
|
|
Input::get_singleton()->release_pressed_events();
|
|
}
|
|
|
|
// Gamepad
|
|
void DisplayServerJavaScript::gamepad_callback(int p_index, int p_connected, const char *p_id, const char *p_guid) {
|
|
Input *input = Input::get_singleton();
|
|
if (p_connected) {
|
|
input->joy_connection_changed(p_index, true, String::utf8(p_id), String::utf8(p_guid));
|
|
} else {
|
|
input->joy_connection_changed(p_index, false, "");
|
|
}
|
|
}
|
|
|
|
void DisplayServerJavaScript::process_joypads() {
|
|
Input *input = Input::get_singleton();
|
|
int32_t pads = godot_js_input_gamepad_sample_count();
|
|
int32_t s_btns_num = 0;
|
|
int32_t s_axes_num = 0;
|
|
int32_t s_standard = 0;
|
|
float s_btns[16];
|
|
float s_axes[10];
|
|
for (int idx = 0; idx < pads; idx++) {
|
|
int err = godot_js_input_gamepad_sample_get(idx, s_btns, &s_btns_num, s_axes, &s_axes_num, &s_standard);
|
|
if (err) {
|
|
continue;
|
|
}
|
|
for (int b = 0; b < s_btns_num; b++) {
|
|
// Buttons 6 and 7 in the standard mapping need to be
|
|
// axis to be handled as JoyAxis::TRIGGER by Godot.
|
|
if (s_standard && (b == 6 || b == 7)) {
|
|
input->joy_axis(idx, (JoyAxis)b, s_btns[b]);
|
|
} else {
|
|
input->joy_button(idx, (JoyButton)b, s_btns[b]);
|
|
}
|
|
}
|
|
for (int a = 0; a < s_axes_num; a++) {
|
|
input->joy_axis(idx, (JoyAxis)a, s_axes[a]);
|
|
}
|
|
}
|
|
}
|
|
|
|
Vector<String> DisplayServerJavaScript::get_rendering_drivers_func() {
|
|
Vector<String> drivers;
|
|
#ifdef GLES3_ENABLED
|
|
drivers.push_back("opengl3");
|
|
#endif
|
|
return drivers;
|
|
}
|
|
|
|
// Clipboard
|
|
void DisplayServerJavaScript::update_clipboard_callback(const char *p_text) {
|
|
get_singleton()->clipboard = String::utf8(p_text);
|
|
}
|
|
|
|
void DisplayServerJavaScript::clipboard_set(const String &p_text) {
|
|
clipboard = p_text;
|
|
int err = godot_js_display_clipboard_set(p_text.utf8().get_data());
|
|
ERR_FAIL_COND_MSG(err, "Clipboard API is not supported.");
|
|
}
|
|
|
|
String DisplayServerJavaScript::clipboard_get() const {
|
|
godot_js_display_clipboard_get(update_clipboard_callback);
|
|
return clipboard;
|
|
}
|
|
|
|
void DisplayServerJavaScript::send_window_event_callback(int p_notification) {
|
|
DisplayServerJavaScript *ds = get_singleton();
|
|
if (!ds) {
|
|
return;
|
|
}
|
|
if (p_notification == DisplayServer::WINDOW_EVENT_MOUSE_ENTER || p_notification == DisplayServer::WINDOW_EVENT_MOUSE_EXIT) {
|
|
ds->cursor_inside_canvas = p_notification == DisplayServer::WINDOW_EVENT_MOUSE_ENTER;
|
|
}
|
|
if (!ds->window_event_callback.is_null()) {
|
|
Variant event = int(p_notification);
|
|
Variant *eventp = &event;
|
|
Variant ret;
|
|
Callable::CallError ce;
|
|
ds->window_event_callback.call((const Variant **)&eventp, 1, ret, ce);
|
|
}
|
|
}
|
|
|
|
void DisplayServerJavaScript::set_icon(const Ref<Image> &p_icon) {
|
|
ERR_FAIL_COND(p_icon.is_null());
|
|
Ref<Image> icon = p_icon;
|
|
if (icon->is_compressed()) {
|
|
icon = icon->duplicate();
|
|
ERR_FAIL_COND(icon->decompress() != OK);
|
|
}
|
|
if (icon->get_format() != Image::FORMAT_RGBA8) {
|
|
if (icon == p_icon) {
|
|
icon = icon->duplicate();
|
|
}
|
|
icon->convert(Image::FORMAT_RGBA8);
|
|
}
|
|
|
|
png_image png_meta;
|
|
memset(&png_meta, 0, sizeof png_meta);
|
|
png_meta.version = PNG_IMAGE_VERSION;
|
|
png_meta.width = icon->get_width();
|
|
png_meta.height = icon->get_height();
|
|
png_meta.format = PNG_FORMAT_RGBA;
|
|
|
|
PackedByteArray png;
|
|
size_t len;
|
|
PackedByteArray data = icon->get_data();
|
|
ERR_FAIL_COND(!png_image_write_get_memory_size(png_meta, len, 0, data.ptr(), 0, nullptr));
|
|
|
|
png.resize(len);
|
|
ERR_FAIL_COND(!png_image_write_to_memory(&png_meta, png.ptrw(), &len, 0, data.ptr(), 0, nullptr));
|
|
|
|
godot_js_display_window_icon_set(png.ptr(), len);
|
|
}
|
|
|
|
void DisplayServerJavaScript::_dispatch_input_event(const Ref<InputEvent> &p_event) {
|
|
Callable cb = get_singleton()->input_event_callback;
|
|
if (!cb.is_null()) {
|
|
Variant ev = p_event;
|
|
Variant *evp = &ev;
|
|
Variant ret;
|
|
Callable::CallError ce;
|
|
cb.call((const Variant **)&evp, 1, ret, ce);
|
|
}
|
|
}
|
|
|
|
DisplayServer *DisplayServerJavaScript::create_func(const String &p_rendering_driver, WindowMode p_window_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Size2i &p_resolution, Error &r_error) {
|
|
return memnew(DisplayServerJavaScript(p_rendering_driver, p_window_mode, p_vsync_mode, p_flags, p_resolution, r_error));
|
|
}
|
|
|
|
DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_driver, WindowMode p_window_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Size2i &p_resolution, Error &r_error) {
|
|
r_error = OK; // Always succeeds for now.
|
|
|
|
// Ensure the canvas ID.
|
|
godot_js_config_canvas_id_get(canvas_id, 256);
|
|
|
|
// Handle contextmenu, webglcontextlost
|
|
godot_js_display_setup_canvas(p_resolution.x, p_resolution.y, (p_window_mode == WINDOW_MODE_FULLSCREEN || p_window_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN), OS::get_singleton()->is_hidpi_allowed() ? 1 : 0);
|
|
|
|
// Check if it's windows.
|
|
swap_cancel_ok = godot_js_display_is_swap_ok_cancel() == 1;
|
|
|
|
// Expose method for requesting quit.
|
|
godot_js_os_request_quit_cb(request_quit_callback);
|
|
|
|
#ifdef GLES3_ENABLED
|
|
// TODO "vulkan" defaults to webgl2 for now.
|
|
bool wants_webgl2 = p_rendering_driver == "opengl3" || p_rendering_driver == "vulkan";
|
|
bool webgl2_init_failed = wants_webgl2 && !godot_js_display_has_webgl(2);
|
|
if (wants_webgl2 && !webgl2_init_failed) {
|
|
EmscriptenWebGLContextAttributes attributes;
|
|
emscripten_webgl_init_context_attributes(&attributes);
|
|
//attributes.alpha = GLOBAL_GET("display/window/per_pixel_transparency/allowed");
|
|
attributes.alpha = true;
|
|
attributes.antialias = false;
|
|
attributes.majorVersion = 2;
|
|
|
|
webgl_ctx = emscripten_webgl_create_context(canvas_id, &attributes);
|
|
if (emscripten_webgl_make_context_current(webgl_ctx) != EMSCRIPTEN_RESULT_SUCCESS) {
|
|
webgl2_init_failed = true;
|
|
} else {
|
|
RasterizerGLES3::make_current();
|
|
}
|
|
}
|
|
if (webgl2_init_failed) {
|
|
OS::get_singleton()->alert("Your browser does not seem to support WebGL2. Please update your browser version.",
|
|
"Unable to initialize video driver");
|
|
}
|
|
if (!wants_webgl2 || webgl2_init_failed) {
|
|
RasterizerDummy::make_current();
|
|
}
|
|
#else
|
|
RasterizerDummy::make_current();
|
|
#endif
|
|
|
|
// JS Input interface (js/libs/library_godot_input.js)
|
|
godot_js_input_mouse_button_cb(&DisplayServerJavaScript::mouse_button_callback);
|
|
godot_js_input_mouse_move_cb(&DisplayServerJavaScript::mouse_move_callback);
|
|
godot_js_input_mouse_wheel_cb(&DisplayServerJavaScript::mouse_wheel_callback);
|
|
godot_js_input_touch_cb(&DisplayServerJavaScript::touch_callback, touch_event.identifier, touch_event.coords);
|
|
godot_js_input_key_cb(&DisplayServerJavaScript::key_callback, key_event.code, key_event.key);
|
|
godot_js_input_paste_cb(update_clipboard_callback);
|
|
godot_js_input_drop_files_cb(drop_files_js_callback);
|
|
godot_js_input_gamepad_cb(&DisplayServerJavaScript::gamepad_callback);
|
|
|
|
// JS Display interface (js/libs/library_godot_display.js)
|
|
godot_js_display_fullscreen_cb(&DisplayServerJavaScript::fullscreen_change_callback);
|
|
godot_js_display_window_blur_cb(&window_blur_callback);
|
|
godot_js_display_notification_cb(&send_window_event_callback,
|
|
WINDOW_EVENT_MOUSE_ENTER,
|
|
WINDOW_EVENT_MOUSE_EXIT,
|
|
WINDOW_EVENT_FOCUS_IN,
|
|
WINDOW_EVENT_FOCUS_OUT);
|
|
godot_js_display_vk_cb(&vk_input_text_callback);
|
|
|
|
Input::get_singleton()->set_event_dispatch_function(_dispatch_input_event);
|
|
}
|
|
|
|
DisplayServerJavaScript::~DisplayServerJavaScript() {
|
|
#ifdef GLES3_ENABLED
|
|
if (webgl_ctx) {
|
|
emscripten_webgl_commit_frame();
|
|
emscripten_webgl_destroy_context(webgl_ctx);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
bool DisplayServerJavaScript::has_feature(Feature p_feature) const {
|
|
switch (p_feature) {
|
|
//case FEATURE_GLOBAL_MENU:
|
|
//case FEATURE_HIDPI:
|
|
//case FEATURE_IME:
|
|
case FEATURE_ICON:
|
|
case FEATURE_CLIPBOARD:
|
|
case FEATURE_CURSOR_SHAPE:
|
|
case FEATURE_CUSTOM_CURSOR_SHAPE:
|
|
case FEATURE_MOUSE:
|
|
case FEATURE_TOUCHSCREEN:
|
|
return true;
|
|
//case FEATURE_MOUSE_WARP:
|
|
//case FEATURE_NATIVE_DIALOG:
|
|
//case FEATURE_NATIVE_ICON:
|
|
//case FEATURE_WINDOW_TRANSPARENCY:
|
|
//case FEATURE_KEEP_SCREEN_ON:
|
|
//case FEATURE_ORIENTATION:
|
|
case FEATURE_VIRTUAL_KEYBOARD:
|
|
return godot_js_display_vk_available() != 0;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
void DisplayServerJavaScript::register_javascript_driver() {
|
|
register_create_function("javascript", create_func, get_rendering_drivers_func);
|
|
}
|
|
|
|
String DisplayServerJavaScript::get_name() const {
|
|
return "javascript";
|
|
}
|
|
|
|
int DisplayServerJavaScript::get_screen_count() const {
|
|
return 1;
|
|
}
|
|
|
|
Point2i DisplayServerJavaScript::screen_get_position(int p_screen) const {
|
|
return Point2i(); // TODO offsetX/Y?
|
|
}
|
|
|
|
Size2i DisplayServerJavaScript::screen_get_size(int p_screen) const {
|
|
int size[2];
|
|
godot_js_display_screen_size_get(size, size + 1);
|
|
return Size2(size[0], size[1]);
|
|
}
|
|
|
|
Rect2i DisplayServerJavaScript::screen_get_usable_rect(int p_screen) const {
|
|
int size[2];
|
|
godot_js_display_window_size_get(size, size + 1);
|
|
return Rect2i(0, 0, size[0], size[1]);
|
|
}
|
|
|
|
int DisplayServerJavaScript::screen_get_dpi(int p_screen) const {
|
|
return godot_js_display_screen_dpi_get();
|
|
}
|
|
|
|
float DisplayServerJavaScript::screen_get_scale(int p_screen) const {
|
|
return godot_js_display_pixel_ratio_get();
|
|
}
|
|
|
|
float DisplayServerJavaScript::screen_get_refresh_rate(int p_screen) const {
|
|
return SCREEN_REFRESH_RATE_FALLBACK; // Javascript doesn't have much of a need for the screen refresh rate, and there's no native way to do so.
|
|
}
|
|
|
|
Vector<DisplayServer::WindowID> DisplayServerJavaScript::get_window_list() const {
|
|
Vector<WindowID> ret;
|
|
ret.push_back(MAIN_WINDOW_ID);
|
|
return ret;
|
|
}
|
|
|
|
DisplayServerJavaScript::WindowID DisplayServerJavaScript::get_window_at_screen_position(const Point2i &p_position) const {
|
|
return MAIN_WINDOW_ID;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_attach_instance_id(ObjectID p_instance, WindowID p_window) {
|
|
window_attached_instance_id = p_instance;
|
|
}
|
|
|
|
ObjectID DisplayServerJavaScript::window_get_attached_instance_id(WindowID p_window) const {
|
|
return window_attached_instance_id;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_window_event_callback(const Callable &p_callable, WindowID p_window) {
|
|
window_event_callback = p_callable;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_input_event_callback(const Callable &p_callable, WindowID p_window) {
|
|
input_event_callback = p_callable;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_input_text_callback(const Callable &p_callable, WindowID p_window) {
|
|
input_text_callback = p_callable;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_drop_files_callback(const Callable &p_callable, WindowID p_window) {
|
|
drop_files_callback = p_callable;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_title(const String &p_title, WindowID p_window) {
|
|
godot_js_display_window_title_set(p_title.utf8().get_data());
|
|
}
|
|
|
|
int DisplayServerJavaScript::window_get_current_screen(WindowID p_window) const {
|
|
return 1;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_current_screen(int p_screen, WindowID p_window) {
|
|
// Not implemented.
|
|
}
|
|
|
|
Point2i DisplayServerJavaScript::window_get_position(WindowID p_window) const {
|
|
return Point2i(); // TODO Does this need implementation?
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_position(const Point2i &p_position, WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_transient(WindowID p_window, WindowID p_parent) {
|
|
// Not supported.
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_max_size(const Size2i p_size, WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
Size2i DisplayServerJavaScript::window_get_max_size(WindowID p_window) const {
|
|
return Size2i();
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_min_size(const Size2i p_size, WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
Size2i DisplayServerJavaScript::window_get_min_size(WindowID p_window) const {
|
|
return Size2i();
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_size(const Size2i p_size, WindowID p_window) {
|
|
godot_js_display_desired_size_set(p_size.x, p_size.y);
|
|
}
|
|
|
|
Size2i DisplayServerJavaScript::window_get_size(WindowID p_window) const {
|
|
int size[2];
|
|
godot_js_display_window_size_get(size, size + 1);
|
|
return Size2i(size[0], size[1]);
|
|
}
|
|
|
|
Size2i DisplayServerJavaScript::window_get_real_size(WindowID p_window) const {
|
|
return window_get_size(p_window);
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_mode(WindowMode p_mode, WindowID p_window) {
|
|
if (window_mode == p_mode) {
|
|
return;
|
|
}
|
|
|
|
switch (p_mode) {
|
|
case WINDOW_MODE_WINDOWED: {
|
|
if (window_mode == WINDOW_MODE_FULLSCREEN) {
|
|
godot_js_display_fullscreen_exit();
|
|
}
|
|
window_mode = WINDOW_MODE_WINDOWED;
|
|
} break;
|
|
case WINDOW_MODE_EXCLUSIVE_FULLSCREEN:
|
|
case WINDOW_MODE_FULLSCREEN: {
|
|
int result = godot_js_display_fullscreen_request();
|
|
ERR_FAIL_COND_MSG(result, "The request was denied. Remember that enabling fullscreen is only possible from an input callback for the HTML5 platform.");
|
|
} break;
|
|
case WINDOW_MODE_MAXIMIZED:
|
|
case WINDOW_MODE_MINIMIZED:
|
|
WARN_PRINT("WindowMode MAXIMIZED and MINIMIZED are not supported in HTML5 platform.");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
DisplayServerJavaScript::WindowMode DisplayServerJavaScript::window_get_mode(WindowID p_window) const {
|
|
return window_mode;
|
|
}
|
|
|
|
bool DisplayServerJavaScript::window_is_maximize_allowed(WindowID p_window) const {
|
|
return false;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
bool DisplayServerJavaScript::window_get_flag(WindowFlags p_flag, WindowID p_window) const {
|
|
return false;
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_request_attention(WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
void DisplayServerJavaScript::window_move_to_foreground(WindowID p_window) {
|
|
// Not supported.
|
|
}
|
|
|
|
bool DisplayServerJavaScript::window_can_draw(WindowID p_window) const {
|
|
return true;
|
|
}
|
|
|
|
bool DisplayServerJavaScript::can_any_window_draw() const {
|
|
return true;
|
|
}
|
|
|
|
void DisplayServerJavaScript::process_events() {
|
|
Input::get_singleton()->flush_buffered_events();
|
|
if (godot_js_input_gamepad_sample() == OK) {
|
|
process_joypads();
|
|
}
|
|
}
|
|
|
|
int DisplayServerJavaScript::get_current_video_driver() const {
|
|
return 1;
|
|
}
|
|
|
|
bool DisplayServerJavaScript::get_swap_cancel_ok() {
|
|
return swap_cancel_ok;
|
|
}
|
|
|
|
void DisplayServerJavaScript::swap_buffers() {
|
|
#ifdef GLES3_ENABLED
|
|
if (webgl_ctx) {
|
|
emscripten_webgl_commit_frame();
|
|
}
|
|
#endif
|
|
}
|