virtualx-engine/platform/javascript/os_javascript.h
2020-07-02 14:30:23 +02:00

186 lines
7.6 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 "drivers/unix/os_unix.h"
#include "main/input_default.h"
#include "servers/audio_server.h"
#include "servers/visual/rasterizer.h"
#include <emscripten/html5.h>
class OS_JavaScript : public OS_Unix {
VideoMode video_mode;
Vector2 windowed_size;
bool window_maximized;
bool entering_fullscreen;
bool just_exited_fullscreen;
bool transparency_enabled;
EMSCRIPTEN_WEBGL_CONTEXT_HANDLE webgl_ctx;
InputDefault *input;
Ref<InputEventKey> deferred_key_event;
CursorShape cursor_shape;
String cursors[CURSOR_MAX];
Map<CursorShape, Vector<Variant> > cursors_cache;
Point2 touches[32];
Point2i last_click_pos;
double last_click_ms;
int last_click_button_index;
int last_width;
int last_height;
MainLoop *main_loop;
int video_driver_index;
AudioDriverJavaScript *audio_driver_javascript;
VisualServer *visual_server;
bool idb_available;
int64_t sync_wait_time;
int64_t last_sync_check_time;
static EM_BOOL fullscreen_change_callback(int p_event_type, const EmscriptenFullscreenChangeEvent *p_event, void *p_user_data);
static EM_BOOL keydown_callback(int p_event_type, const EmscriptenKeyboardEvent *p_event, void *p_user_data);
static EM_BOOL keypress_callback(int p_event_type, const EmscriptenKeyboardEvent *p_event, void *p_user_data);
static EM_BOOL keyup_callback(int p_event_type, const EmscriptenKeyboardEvent *p_event, void *p_user_data);
static EM_BOOL mousemove_callback(int p_event_type, const EmscriptenMouseEvent *p_event, void *p_user_data);
static EM_BOOL mouse_button_callback(int p_event_type, const EmscriptenMouseEvent *p_event, void *p_user_data);
static EM_BOOL wheel_callback(int p_event_type, const EmscriptenWheelEvent *p_event, void *p_user_data);
static EM_BOOL touch_press_callback(int p_event_type, const EmscriptenTouchEvent *p_event, void *p_user_data);
static EM_BOOL touchmove_callback(int p_event_type, const EmscriptenTouchEvent *p_event, void *p_user_data);
static EM_BOOL gamepad_change_callback(int p_event_type, const EmscriptenGamepadEvent *p_event, void *p_user_data);
void process_joypads();
static void file_access_close_callback(const String &p_file, int p_flags);
protected:
void resume_audio();
virtual int get_current_video_driver() const;
virtual void initialize_core();
virtual Error initialize(const VideoMode &p_desired, int p_video_driver, int p_audio_driver);
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:
String canvas_id;
void finalize_async();
bool check_size_force_redraw();
// Override return type to make writing static callbacks less tedious.
static OS_JavaScript *get_singleton();
virtual void swap_buffers();
virtual void set_video_mode(const VideoMode &p_video_mode, int p_screen = 0);
virtual VideoMode get_video_mode(int p_screen = 0) const;
virtual void get_fullscreen_mode_list(List<VideoMode> *p_list, int p_screen = 0) const;
virtual void set_window_size(const Size2);
virtual Size2 get_window_size() const;
virtual void set_window_maximized(bool p_enabled);
virtual bool is_window_maximized() const;
virtual void set_window_fullscreen(bool p_enabled);
virtual bool is_window_fullscreen() const;
virtual Size2 get_screen_size(int p_screen = -1) const;
virtual Point2 get_mouse_position() const;
virtual int get_mouse_button_state() const;
virtual void set_cursor_shape(CursorShape p_shape);
virtual void set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot);
virtual void set_mouse_mode(MouseMode p_mode);
virtual MouseMode get_mouse_mode() const;
virtual bool get_window_per_pixel_transparency_enabled() const;
virtual void set_window_per_pixel_transparency_enabled(bool p_enabled);
virtual bool has_touchscreen_ui_hint() const;
virtual bool is_joy_known(int p_device);
virtual String get_joy_guid(int p_device) const;
virtual int get_video_driver_count() const;
virtual const char *get_video_driver_name(int p_driver) const;
virtual int get_audio_driver_count() const;
virtual const char *get_audio_driver_name(int p_driver) const;
virtual void set_clipboard(const String &p_text);
virtual String get_clipboard() const;
virtual MainLoop *get_main_loop() const;
bool main_loop_iterate();
virtual Error execute(const String &p_path, const List<String> &p_arguments, bool p_blocking = true, ProcessID *r_child_id = NULL, String *r_pipe = NULL, int *r_exitcode = NULL, bool read_stderr = false, Mutex *p_pipe_mutex = NULL);
virtual Error kill(const ProcessID &p_pid);
virtual int get_process_id() const;
virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
virtual void set_window_title(const String &p_title);
virtual void set_icon(const Ref<Image> &p_icon);
String get_executable_path() const;
virtual Error shell_open(String p_uri);
virtual String get_name() const;
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;
virtual OS::PowerState get_power_state();
virtual int get_power_seconds_left();
virtual int get_power_percent_left();
void set_idb_available(bool p_idb_available);
virtual bool is_userfs_persistent() const;
OS_JavaScript(int p_argc, char *p_argv[]);
};
#endif