text: /*************************************************************************/
  /*  os_osx.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_OSX_H
  #define OS_OSX_H
  
  #define BitMap _QDBitMap // Suppress deprecated QuickDraw definition.
  
  #include "core/os/input.h"
  #include "crash_handler_osx.h"
  #include "drivers/coreaudio/audio_driver_coreaudio.h"
  #include "drivers/coremidi/midi_driver_coremidi.h"
  #include "drivers/unix/os_unix.h"
  #include "joypad_osx.h"
  #include "main/input_default.h"
  #include "power_osx.h"
  #include "servers/audio_server.h"
  #include "servers/visual/rasterizer.h"
  #include "servers/visual/visual_server_wrap_mt.h"
  #include "servers/visual_server.h"
  
  #include <AppKit/AppKit.h>
  #include <AppKit/NSCursor.h>
  #include <ApplicationServices/ApplicationServices.h>
  #include <CoreVideo/CoreVideo.h>
  
  #undef BitMap
  #undef CursorShape
  
  class OS_OSX : public OS_Unix {
  public:
  	struct KeyEvent {
  		unsigned int osx_state;
  		bool pressed;
  		bool echo;
  		bool raw;
  		uint32_t scancode;
  		uint32_t unicode;
  	};
  
  	Vector<KeyEvent> key_event_buffer;
  	int key_event_pos;
  
  	bool force_quit;
  	//  rasterizer seems to no longer be given to visual server, its using GLES3 directly?
  	//Rasterizer *rasterizer;
  	VisualServer *visual_server;
  
  	List<String> args;
  	MainLoop *main_loop;
  
  	IP_Unix *ip_unix;
  
  #ifdef COREAUDIO_ENABLED
  	AudioDriverCoreAudio audio_driver;
  #endif
  #ifdef COREMIDI_ENABLED
  	MIDIDriverCoreMidi midi_driver;
  #endif
  
  	InputDefault *input;
  	JoypadOSX *joypad_osx;
  
  	/* objc */
  
  	CGEventSourceRef eventSource;
  
  	void process_events();
  	void process_key_events();
  
  	void *framework;
  	//          pthread_key_t   current;
  	bool mouse_grab;
  	Point2 mouse_pos;
  
  	id delegate;
  	id window_delegate;
  	id window_object;
  	id window_view;
  	id autoreleasePool;
  	id cursor;
  	NSOpenGLPixelFormat *pixelFormat;
  	NSOpenGLContext *context;
  
  	bool layered_window;
  
  	CursorShape cursor_shape;
  	NSCursor *cursors[CURSOR_MAX];
  	Map<CursorShape, Vector<Variant> > cursors_cache;
  	MouseMode mouse_mode;
  
  	String title;
  	bool minimized;
  	bool maximized;
  	bool zoomed;
  	bool resizable;
  	bool window_focused;
  
  	Size2 window_size;
  	Rect2 restore_rect;
  
  	String open_with_filename;
  
  	Point2 im_position;
  	bool im_active;
  	String im_text;
  	Point2 im_selection;
  
  	Size2 min_size;
  	Size2 max_size;
  
  	PowerOSX *power_manager;
  
  	CrashHandler crash_handler;
  
  	float _mouse_scale(float p_scale) {
  		if (_display_scale() > 1.0)
  			return p_scale;
  		else
  			return 1.0;
  	}
  
  	float _display_scale() const;
  	float _display_scale(id screen) const;
  
  	void _update_window();
  
  	int video_driver_index;
  	virtual int get_current_video_driver() const;
  
  	struct GlobalMenuItem {
  		String label;
  		Variant signal;
  		Variant meta;
  
  		GlobalMenuItem() {
  			//NOP
  		}
  
  		GlobalMenuItem(const String &p_label, const Variant &p_signal, const Variant &p_meta) {
  			label = p_label;
  			signal = p_signal;
  			meta = p_meta;
  		}
  	};
  
  	Map<String, Vector<GlobalMenuItem> > global_menus;
  
  	void _update_global_menu();
  
  protected:
  	virtual void initialize_core();
  	virtual Error initialize(const VideoMode &p_desired, int p_video_driver, int p_audio_driver);
  	virtual void finalize();
  
  	virtual void set_main_loop(MainLoop *p_main_loop);
  	virtual void delete_main_loop();
  
  public:
  	static OS_OSX *singleton;
  
  	void global_menu_add_item(const String &p_menu, const String &p_label, const Variant &p_signal, const Variant &p_meta);
  	void global_menu_add_separator(const String &p_menu);
  	void global_menu_remove_item(const String &p_menu, int p_idx);
  	void global_menu_clear(const String &p_menu);
  
  	void wm_minimized(bool p_minimized);
  
  	virtual String get_name() const;
  
  	virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
  
  	virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false);
  
  	virtual void set_cursor_shape(CursorShape p_shape);
  	virtual CursorShape get_cursor_shape() const;
  	virtual void set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot);
  
  	virtual void set_mouse_show(bool p_show);
  	virtual void set_mouse_grab(bool p_grab);
  	virtual bool is_mouse_grab_enabled() const;
  	virtual void warp_mouse_position(const Point2 &p_to);
  	virtual Point2 get_mouse_position() const;
  	virtual int get_mouse_button_state() const;
  	void update_real_mouse_position();
  	virtual void set_window_title(const String &p_title);
  
  	virtual Size2 get_window_size() const;
  	virtual Size2 get_real_window_size() const;
  
  	virtual void set_native_icon(const String &p_filename);
  	virtual void set_icon(const Ref<Image> &p_icon);
  
  	virtual MainLoop *get_main_loop() const;
  
  	virtual String get_config_path() const;
  	virtual String get_data_path() const;
  	virtual String get_cache_path() const;
  	virtual String get_godot_dir_name() const;
  
  	virtual String get_system_dir(SystemDir p_dir) const;
  
  	virtual bool can_draw() const;
  
  	virtual void set_clipboard(const String &p_text);
  	virtual String get_clipboard() const;
  
  	virtual void release_rendering_thread();
  	virtual void make_rendering_thread();
  	virtual void swap_buffers();
  
  	Error shell_open(String p_uri);
  	void push_input(const Ref<InputEvent> &p_event);
  
  	String get_locale() const;
  
  	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 String get_executable_path() const;
  
  	virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
  
  	virtual void move_window_to_foreground();
  
  	virtual int get_screen_count() const;
  	virtual int get_current_screen() const;
  	virtual void set_current_screen(int p_screen);
  	virtual Point2 get_screen_position(int p_screen = -1) const;
  	virtual Size2 get_screen_size(int p_screen = -1) const;
  	virtual int get_screen_dpi(int p_screen = -1) const;
  
  	virtual Point2 get_window_position() const;
  	virtual void set_window_position(const Point2 &p_position);
  	virtual Size2 get_max_window_size() const;
  	virtual Size2 get_min_window_size() const;
  	virtual void set_min_window_size(const Size2 p_size);
  	virtual void set_max_window_size(const Size2 p_size);
  	virtual void set_window_size(const Size2 p_size);
  	virtual void set_window_fullscreen(bool p_enabled);
  	virtual bool is_window_fullscreen() const;
  	virtual void set_window_resizable(bool p_enabled);
  	virtual bool is_window_resizable() const;
  	virtual void set_window_minimized(bool p_enabled);
  	virtual bool is_window_minimized() const;
  	virtual void set_window_maximized(bool p_enabled);
  	virtual bool is_window_maximized() const;
  	virtual void set_window_always_on_top(bool p_enabled);
  	virtual bool is_window_always_on_top() const;
  	virtual bool is_window_focused() const;
  	virtual void request_attention();
  	virtual String get_joy_guid(int p_device) const;
  
  	virtual void set_borderless_window(bool p_borderless);
  	virtual bool get_borderless_window();
  
  	virtual bool get_window_per_pixel_transparency_enabled() const;
  	virtual void set_window_per_pixel_transparency_enabled(bool p_enabled);
  
  	virtual void set_ime_active(const bool p_active);
  	virtual void set_ime_position(const Point2 &p_pos);
  	virtual Point2 get_ime_selection() const;
  	virtual String get_ime_text() const;
  
  	virtual String get_unique_id() const;
  
  	virtual OS::PowerState get_power_state();
  	virtual int get_power_seconds_left();
  	virtual int get_power_percent_left();
  
  	virtual bool _check_internal_feature_support(const String &p_feature);
  
  	virtual void _set_use_vsync(bool p_enable);
  	//virtual bool is_vsync_enabled() const;
  
  	void run();
  
  	void set_mouse_mode(MouseMode p_mode);
  	MouseMode get_mouse_mode() const;
  
  	void disable_crash_handler();
  	bool is_disable_crash_handler() const;
  
  	virtual Error move_to_trash(const String &p_path);
  
  	void force_process_input();
  
  	OS_OSX();
  
  private:
  	Point2 get_native_screen_position(int p_screen) const;
  	Point2 get_native_window_position() const;
  	void set_native_window_position(const Point2 &p_position);
  	Point2 get_screens_origin() const;
  };
  
  #endif
  