godot/core/os/os.h
2015-01-14 12:02:59 +08:00

388 lines
11 KiB
C++

/*************************************************************************/
/* os.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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_H
#define OS_H
#include "ustring.h"
#include "list.h"
#include "vector.h"
#include "os/main_loop.h"
#include <stdarg.h>
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
class OS {
static OS* singleton;
String _execpath;
String _custom_level;
List<String> _cmdline;
int ips;
bool low_processor_usage_mode;
bool _verbose_stdout;
String _local_clipboard;
uint64_t frames_drawn;
uint32_t _frame_delay;
bool _no_window;
int _exit_code;
int _orientation;
float _fps;
int _target_fps;
float _time_scale;
char *last_error;
public:
enum RenderThreadMode {
RENDER_THREAD_UNSAFE,
RENDER_THREAD_SAFE,
RENDER_SEPARATE_THREAD
};
struct VideoMode {
int width,height;
bool fullscreen;
bool resizable;
float get_aspect() const { return (float)width/(float)height; }
VideoMode(int p_width=640,int p_height=480,bool p_fullscreen=false, bool p_resizable = true) {width=p_width; height=p_height; fullscreen=p_fullscreen; resizable = p_resizable; }
};
protected:
friend class Main;
RenderThreadMode _render_thread_mode;
// functions used by main to initialize/deintialize the OS
virtual int get_video_driver_count() const=0;
virtual const char * get_video_driver_name(int p_driver) const=0;
virtual VideoMode get_default_video_mode() const=0;
virtual int get_audio_driver_count() const=0;
virtual const char * get_audio_driver_name(int p_driver) const=0;
virtual void initialize_core()=0;
virtual void initialize(const VideoMode& p_desired,int p_video_driver,int p_audio_driver)=0;
virtual void set_main_loop( MainLoop * p_main_loop )=0;
virtual void delete_main_loop()=0;
virtual void finalize()=0;
virtual void finalize_core()=0;
virtual void set_cmdline(const char* p_execpath, const List<String>& p_args);
void _ensure_data_dir();
public:
typedef int64_t ProcessID;
static OS* get_singleton();
enum ErrorType {
ERR_ERROR,
ERR_WARNING,
ERR_SCRIPT
};
virtual void print_error(const char* p_function,const char* p_file,int p_line,const char *p_code,const char*p_rationale,ErrorType p_type=ERR_ERROR);
virtual void print(const char *p_format, ... );
virtual void printerr(const char *p_format, ... );
virtual void vprint(const char* p_format, va_list p_list, bool p_stderr=false)=0;
virtual void alert(const String& p_alert,const String& p_title="ALERT!")=0;
virtual String get_stdin_string(bool p_block = true)=0;
virtual void set_last_error(const char* p_error);
virtual const char *get_last_error() const;
virtual void clear_last_error();
enum MouseMode {
MOUSE_MODE_VISIBLE,
MOUSE_MODE_HIDDEN,
MOUSE_MODE_CAPTURED
};
virtual void set_mouse_mode(MouseMode p_mode);
virtual MouseMode get_mouse_mode() const;
virtual void warp_mouse_pos(const Point2& p_to) {}
virtual Point2 get_mouse_pos() const=0;
virtual int get_mouse_button_state() const=0;
virtual void set_window_title(const String& p_title)=0;
virtual void set_clipboard(const String& p_text);
virtual String get_clipboard() const;
virtual void set_video_mode(const VideoMode& p_video_mode,int p_screen=0)=0;
virtual VideoMode get_video_mode(int p_screen=0) const=0;
virtual void get_fullscreen_mode_list(List<VideoMode> *p_list,int p_screen=0) const=0;
#ifdef EXPERIMENTAL_WM_API
virtual int get_screen_count() const=0;
virtual int get_screen() const=0;
virtual void set_screen(int p_screen)=0;
virtual Point2 get_screen_position(int p_screen=0) const=0;
virtual Size2 get_screen_size(int p_screen=0) const=0;
virtual Point2 get_window_position() const=0;
virtual void set_window_position(const Point2& p_position)=0;
virtual Size2 get_window_size() const=0;
virtual void set_window_size(const Size2 p_size)=0;
virtual void set_fullscreen(bool p_enabled)=0;
virtual bool is_fullscreen() const=0;
#endif
virtual void set_iterations_per_second(int p_ips);
virtual int get_iterations_per_second() const;
virtual void set_target_fps(int p_fps);
virtual float get_target_fps() const;
virtual float get_frames_per_second() const { return _fps; };
virtual void set_low_processor_usage_mode(bool p_enabled);
virtual bool is_in_low_processor_usage_mode() const;
virtual String get_executable_path() const;
virtual Error execute(const String& p_path, const List<String>& p_arguments,bool p_blocking,ProcessID *r_child_id=NULL,String* r_pipe=NULL,int *r_exitcode=NULL)=0;
virtual Error kill(const ProcessID& p_pid)=0;
virtual int get_process_ID() const;
virtual Error shell_open(String p_uri);
virtual Error set_cwd(const String& p_cwd);
virtual bool has_environment(const String& p_var) const=0;
virtual String get_environment(const String& p_var) const=0;
virtual String get_name()=0;
virtual List<String> get_cmdline_args() const { return _cmdline; }
virtual String get_model_name() const;
virtual MainLoop *get_main_loop() const=0;
String get_custom_level() const { return _custom_level; }
virtual void yield();
enum Weekday {
DAY_SUNDAY,
DAY_MONDAY,
DAY_TUESDAY,
DAY_WEDNESDAY,
DAY_THURSDAY,
DAY_FRIDAY,
DAY_SATURDAY
};
enum Month {
MONTH_JANUARY,
MONTH_FEBRUARY,
MONTH_MARCH,
MONTH_APRIL,
MONTH_MAY,
MONTH_JUNE,
MONTH_JULY,
MONTH_AUGUST,
MONTH_SEPTEMBER,
MONTH_OCTOBER,
MONTH_NOVEMBER,
MONTH_DECEMBER
};
struct Date {
int year;
Month month;
int day;
Weekday weekday;
bool dst;
};
struct Time {
int hour;
int min;
int sec;
};
virtual Date get_date() const=0;
virtual Time get_time() const=0;
virtual uint64_t get_unix_time() const;
virtual void delay_usec(uint32_t p_usec) const=0;
virtual uint64_t get_ticks_usec() const=0;
uint32_t get_ticks_msec() const;
void set_frame_delay(uint32_t p_msec);
uint32_t get_frame_delay() const;
virtual bool can_draw() const = 0;
uint64_t get_frames_drawn();
bool is_stdout_verbose() const;
enum CursorShape {
CURSOR_ARROW,
CURSOR_IBEAM,
CURSOR_POINTING_HAND,
CURSOR_CROSS,
CURSOR_WAIT,
CURSOR_BUSY,
CURSOR_DRAG,
CURSOR_CAN_DROP,
CURSOR_FORBIDDEN,
CURSOR_VSIZE,
CURSOR_HSIZE,
CURSOR_BDIAGSIZE,
CURSOR_FDIAGSIZE,
CURSOR_MOVE,
CURSOR_VSPLIT,
CURSOR_HSPLIT,
CURSOR_HELP,
CURSOR_MAX
};
virtual bool has_virtual_keyboard() const;
virtual void show_virtual_keyboard(const String& p_existing_text,const Rect2& p_screen_rect=Rect2());
virtual void hide_virtual_keyboard();
virtual void set_cursor_shape(CursorShape p_shape)=0;
virtual bool get_swap_ok_cancel() { return false; }
virtual void dump_memory_to_file(const char* p_file);
virtual void dump_resources_to_file(const char* p_file);
virtual void print_resources_in_use(bool p_short=false);
virtual void print_all_resources(String p_to_file="");
virtual int get_static_memory_usage() const;
virtual int get_static_memory_peak_usage() const;
virtual int get_dynamic_memory_usage() const;
virtual int get_free_static_memory() const;
RenderThreadMode get_render_thread_mode() const { return _render_thread_mode; }
virtual String get_locale() const;
virtual String get_data_dir() const;
virtual String get_resource_dir() const;
enum SystemDir {
SYSTEM_DIR_DESKTOP,
SYSTEM_DIR_DCIM,
SYSTEM_DIR_DOCUMENTS,
SYSTEM_DIR_DOWNLOADS,
SYSTEM_DIR_MOVIES,
SYSTEM_DIR_MUSIC,
SYSTEM_DIR_PICTURES,
SYSTEM_DIR_RINGTONES,
};
virtual String get_system_dir(SystemDir p_dir) const;
virtual void set_no_window_mode(bool p_enable);
virtual bool is_no_window_mode_enabled() const;
virtual bool has_touchscreen_ui_hint() const;
enum ScreenOrientation {
SCREEN_LANDSCAPE,
SCREEN_PORTRAIT,
SCREEN_REVERSE_LANDSCAPE,
SCREEN_REVERSE_PORTRAIT,
SCREEN_SENSOR_LANDSCAPE,
SCREEN_SENSOR_PORTRAIT,
SCREEN_SENSOR,
};
virtual void set_screen_orientation(ScreenOrientation p_orientation);
ScreenOrientation get_screen_orientation() const;
virtual void move_window_to_foreground() {};
virtual void debug_break();
virtual void release_rendering_thread();
virtual void make_rendering_thread();
virtual void swap_buffers();
virtual void set_icon(const Image& p_icon);
virtual int get_exit_code() const;
virtual void set_exit_code(int p_code);
virtual int get_processor_count() const;
virtual String get_unique_ID() const;
virtual Error native_video_play(String p_path, float p_volume, String p_audio_track, String p_subtitle_track);
virtual bool native_video_is_playing() const;
virtual void native_video_pause();
virtual void native_video_stop();
virtual bool can_use_threads() const;
virtual Error dialog_show(String p_title, String p_description, Vector<String> p_buttons, Object* p_obj, String p_callback);
virtual Error dialog_input_text(String p_title, String p_description, String p_partial, Object* p_obj, String p_callback);
enum LatinKeyboardVariant {
LATIN_KEYBOARD_QWERTY,
LATIN_KEYBOARD_QWERTZ,
LATIN_KEYBOARD_AZERTY,
LATIN_KEYBOARD_QZERTY,
LATIN_KEYBOARD_DVORAK,
LATIN_KEYBOARD_NEO,
};
virtual LatinKeyboardVariant get_latin_keyboard_variant() const;
void set_time_scale(float p_scale);
float get_time_scale() const;
OS();
virtual ~OS();
};
#endif