176 lines
4.2 KiB
C++
176 lines
4.2 KiB
C++
#ifndef _window__hpp__included__
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#define _window__hpp__included__
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#include "render.hpp"
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#include <string>
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#include <map>
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#include <list>
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#include <stdexcept>
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#define WINSTATE_NORMAL 0
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#define WINSTATE_COMMAND 1
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#define WINSTATE_MODAL 2
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#define WINSTATE_IDENTIFY 3
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class window;
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/**
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* Some backnotifications.
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*/
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class window_callback
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{
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public:
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virtual ~window_callback() throw();
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/**
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* Called when user tries to close the window.
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*/
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virtual void on_close() throw();
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/**
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* Called when user clicks on the screen.
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*/
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virtual void on_click(int32_t x, int32_t y, uint32_t buttonmask) throw();
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/**
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* Do try to close the window.
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*/
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static void do_close() throw();
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/**
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* Do click on the screen.
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*/
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static void do_click(int32_t x, int32_t y, uint32_t buttonmask) throw();
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/**
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* Set the callback handler.
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*/
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static void set_callback_handler(window_callback& cb) throw();
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};
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/**
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* This is a handle to graphics system. Note that creating multiple contexts produces undefined results.
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*/
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class window
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{
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public:
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window() throw() {}
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/**
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* Initialize the graphics system.
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*/
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static void init();
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/**
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* Shut down the graphics system.
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*/
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static void quit();
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/**
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* Adds a messages to mesage queue to be shown.
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*
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* parameter msg: The messages to add (split by '\n').
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* throws std::bad_alloc: Not enough memory.
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*/
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static void message(const std::string& msg) throw(std::bad_alloc);
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/**
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* Get output stream printing into message queue.
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*
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* Note that lines printed there should be terminated by '\n'.
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*
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* returns: The output stream.
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* throws std::bad_alloc: Not enough memory.
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*/
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static std::ostream& out() throw(std::bad_alloc);
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/**
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* Displays a modal message, not returning until the message is acknowledged. Keybindings are not available, but
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* should quit be generated somehow, modal message will be closed and command callback triggered.
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*
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* parameter msg: The message to show.
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* parameter confirm: If true, ask for Ok/cancel type input.
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* returns: If confirm is true, true if ok was chosen, false if cancel was chosen. Otherwise always false.
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* throws std::bad_alloc: Not enough memory.
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*/
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static bool modal_message(const std::string& msg, bool confirm = false) throw(std::bad_alloc);
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/**
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* Displays fatal error message, quitting after the user acks it.
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*/
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static void fatal_error() throw();
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/**
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* Processes inputs. If in non-modal mode (normal mode without pause), this returns quickly. Otherwise it waits
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* for modal mode to exit.
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*
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* throws std::bad_alloc: Not enough memory.
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*/
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static void poll_inputs() throw(std::bad_alloc);
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/**
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* Get emulator status area
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*
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* returns: Emulator status area.
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*/
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static std::map<std::string, std::string>& get_emustatus() throw();
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/**
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* Notify that the screen has been updated.
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*
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* parameter full: Do full refresh if true.
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*/
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static void notify_screen_update(bool full = false) throw();
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/**
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* Set the screen to use as main surface.
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*
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* parameter scr: The screen to use.
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*/
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static void set_main_surface(screen& scr) throw();
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/**
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* Enable/Disable pause mode.
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*
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* parameter enable: Enable pause if true, disable otherwise.
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*/
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static void paused(bool enable) throw();
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/**
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* Wait specified number of microseconds (polling for input).
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*
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* parameter usec: Number of us to wait.
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* throws std::bad_alloc: Not enough memory.
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*/
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static void wait_usec(uint64_t usec) throw(std::bad_alloc);
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/**
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* Cancel pending wait_usec, making it return now.
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*/
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static void cancel_wait() throw();
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/**
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* Enable or disable sound.
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*
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* parameter enable: Enable sounds if true, otherwise disable sounds.
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*/
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static void sound_enable(bool enable) throw();
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/**
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* Input audio sample (at 32040.5Hz).
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*
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* parameter left: Left sample.
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* parameter right: Right sample.
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*/
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static void play_audio_sample(uint16_t left, uint16_t right) throw();
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/**
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* Set window main screen compensation parameters. This is used for mouse click reporting.
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*
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* parameter xoffset: X coordinate of origin.
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* parameter yoffset: Y coordinate of origin.
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* parameter hscl: Horizontal scaling factor.
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* parameter vscl: Vertical scaling factor.
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*/
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static void set_window_compensation(uint32_t xoffset, uint32_t yoffset, uint32_t hscl, uint32_t vscl);
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private:
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window(const window&);
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window& operator==(const window&);
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};
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#endif
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