KEK/console.h
2022-06-10 20:59:36 +02:00

73 lines
2 KiB
C++

#pragma once
#include <atomic>
#include <condition_variable>
#include <thread>
#include <vector>
#include "bus.h"
constexpr const int t_width { 80 };
constexpr const int t_height { 25 };
class console
{
private:
std::vector<char> input_buffer;
std::condition_variable have_data;
std::mutex input_lock;
protected:
std::atomic_uint32_t *const stop_event { nullptr };
bus *const b { nullptr };
std::thread *th { nullptr };
std::atomic_bool disk_read_activity_flag { false };
std::atomic_bool disk_write_activity_flag { false };
std::atomic_bool running_flag { false };
bool stop_thread_flag { false };
char screen_buffer[t_height][t_width];
uint8_t tx { 0 };
uint8_t ty { 0 };
std::string debug_buffer;
virtual int wait_for_char_ll(const short timeout) = 0;
virtual void put_char_ll(const char c) = 0;
public:
console(std::atomic_uint32_t *const stop_event, bus *const b);
virtual ~console();
void start_thread();
void stop_thread();
bool poll_char();
int get_char();
int wait_char(const int timeout_ms);
std::string read_line(const std::string & prompt);
void flush_input();
void emit_backspace();
void put_char(const char c);
void put_string(const std::string & what);
virtual void put_string_lf(const std::string & what) = 0;
void debug(const std::string fmt, ...);
virtual void resize_terminal() = 0;
virtual void refresh_virtual_terminal() = 0;
void operator()();
std::atomic_bool * get_running_flag() { return &running_flag; }
std::atomic_bool * get_disk_read_activity_flag() { return &disk_read_activity_flag; }
std::atomic_bool * get_disk_write_activity_flag() { return &disk_write_activity_flag; }
virtual void panel_update_thread() = 0;
};