godot/platform/javascript/os_javascript.h
2020-07-01 17:16:13 +02:00

106 lines
4.3 KiB
C++

/*************************************************************************/
/* os_javascript.h */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#ifndef OS_JAVASCRIPT_H
#define OS_JAVASCRIPT_H
#include "audio_driver_javascript.h"
#include "core/input/input.h"
#include "drivers/unix/os_unix.h"
#include "servers/audio_server.h"
#include <emscripten/html5.h>
class OS_JavaScript : public OS_Unix {
MainLoop *main_loop = nullptr;
AudioDriverJavaScript *audio_driver_javascript = nullptr;
bool finalizing = false;
bool idb_available = false;
int64_t sync_wait_time = -1;
int64_t last_sync_check_time = -1;
static void main_loop_callback();
static void file_access_close_callback(const String &p_file, int p_flags);
protected:
virtual void initialize();
virtual void set_main_loop(MainLoop *p_main_loop);
virtual void delete_main_loop();
virtual void finalize();
virtual bool _check_internal_feature_support(const String &p_feature);
public:
// Override return type to make writing static callbacks less tedious.
static OS_JavaScript *get_singleton();
virtual void initialize_joypads();
virtual bool has_touchscreen_ui_hint() const;
virtual int get_audio_driver_count() const;
virtual const char *get_audio_driver_name(int p_driver) const;
virtual MainLoop *get_main_loop() const;
void finalize_async();
bool main_loop_iterate();
virtual Error execute(const String &p_path, const List<String> &p_arguments, bool p_blocking = true, ProcessID *r_child_id = nullptr, String *r_pipe = nullptr, int *r_exitcode = nullptr, bool read_stderr = false, Mutex *p_pipe_mutex = nullptr);
virtual Error kill(const ProcessID &p_pid);
virtual int get_process_id() const;
String get_executable_path() const;
virtual Error shell_open(String p_uri);
virtual String get_name() const;
// Override default OS implementation which would block the main thread with delay_usec.
// Implemented in javascript_main.cpp loop callback instead.
virtual void add_frame_delay(bool p_can_draw) {}
virtual bool can_draw() const;
virtual String get_cache_path() const;
virtual String get_config_path() const;
virtual String get_data_path() const;
virtual String get_user_data_dir() const;
void set_idb_available(bool p_idb_available);
virtual bool is_userfs_persistent() const;
void resume_audio();
bool is_finalizing() { return finalizing; }
OS_JavaScript();
};
#endif