2063_sdlui.c

#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <SDL2/SDL.h>

#define WITH_SDL

#include "system.h"
#include "joystick.h"

static const uint8_t button_map[SDL_CONTROLLER_BUTTON_MAX] = {
    1 << 0,  // SDL_CONTROLLER_BUTTON_A
    1 << 4,  // SDL_CONTROLLER_BUTTON_B
    0,       // SDL_CONTROLLER_BUTTON_X
    0,       // SDL_CONTROLLER_BUTTON_Y
    0,       // SDL_CONTROLLER_BUTTON_BACK
    0,       // SDL_CONTROLLER_BUTTON_GUIDE
    0,       // SDL_CONTROLLER_BUTTON_START
    0,       // SDL_CONTROLLER_BUTTON_LEFTSTICK
    0,       // SDL_CONTROLLER_BUTTON_RIGHTSTICK
    0,       // SDL_CONTROLLER_BUTTON_LEFTSHOULDER
    0,       // SDL_CONTROLLER_BUTTON_RIGHTSHOULDER
    1 << 7,  // SDL_CONTROLLER_BUTTON_DPAD_UP
    1 << 6,  // SDL_CONTROLLER_BUTTON_DPAD_DOWN
    1 << 2,  // SDL_CONTROLLER_BUTTON_DPAD_LEFT
    1 << 5,  // SDL_CONTROLLER_BUTTON_DPAD_RIGHT
};

void ui_event(void)
{
	SDL_Event ev;
	while (SDL_PollEvent(&ev)) {
		switch(ev.type) {
		case SDL_JOYDEVICEADDED:
			joystick_add(ev.jdevice.which);
			break;
		case SDL_JOYDEVICEREMOVED:
			joystick_remove(ev.jdevice.which);
			break;
		case SDL_CONTROLLERBUTTONDOWN:
			joystick_button_down(ev.cbutton.which, ev.cbutton.button, button_map);
			break;
		case SDL_CONTROLLERBUTTONUP:
			joystick_button_up(ev.cbutton.which, ev.cbutton.button, button_map);
			break;
		case SDL_QUIT:
			emulator_done = 1;
			break;
		}
	}
}