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/*
* event event lister for libcaca
* Copyright (c) 2004-2012 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
#include "config.h"
#if !defined(__KERNEL__)
# include <stdio.h>
# include <string.h>
# include <stdlib.h>
#endif
#include "caca.h"
static caca_canvas_t *cv;
static caca_display_t *dp;
static void print_event(int, int, caca_event_t *);
int main(int argc, char **argv)
{
caca_event_t *events;
int i, h, quit;
cv = caca_create_canvas(80, 24);
if(cv == NULL)
{
printf("Failed to create canvas\n");
return 1;
}
dp = caca_create_display(cv);
if(dp == NULL)
{
printf("Failed to create display\n");
return 1;
}
h = caca_get_canvas_height(cv) - 1;
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE);
caca_draw_line(cv, 0, 0, caca_get_canvas_width(cv) - 1, 0, ' ');
caca_draw_line(cv, 0, h, caca_get_canvas_width(cv) - 1, h, ' ');
caca_put_str(cv, 0, h, "type \"quit\" to exit");
caca_refresh_display(dp);
events = malloc(h * sizeof(caca_event_t));
memset(events, 0, h * sizeof(caca_event_t));
for(quit = 0; quit < 4; )
{
caca_event_t ev;
static char const * quit_string[] = { "", "q", "qu", "qui", "quit" };
int ret = caca_get_event(dp, CACA_EVENT_ANY, &ev, -1);
if(!ret)
continue;
do
{
/* "quit" quits */
if(caca_get_event_type(&ev) & CACA_EVENT_KEY_PRESS)
{
int key = caca_get_event_key_ch(&ev);
if((key == 'q' && quit == 0) || (key == 'u' && quit == 1)
|| (key == 'i' && quit == 2) || (key == 't' && quit == 3))
quit++;
else if(key == 'q')
quit = 1;
else
quit = 0;
}
memmove(events + 1, events, (h - 1) * sizeof(caca_event_t));
events[0] = ev;
ret = caca_get_event(dp, CACA_EVENT_ANY, &ev, 0);
}
while(ret);
caca_set_color_ansi(cv, CACA_LIGHTGRAY, CACA_BLACK);
caca_clear_canvas(cv);
/* Print current event */
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE);
caca_draw_line(cv, 0, 0, caca_get_canvas_width(cv) - 1, 0, ' ');
print_event(0, 0, events);
caca_draw_line(cv, 0, h, caca_get_canvas_width(cv) - 1, h, ' ');
caca_printf(cv, 0, h, "type \"quit\" to exit: %s", quit_string[quit]);
/* Print previous events */
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK);
for(i = 1; i < h && caca_get_event_type(&events[i]); i++)
print_event(0, i, events + i);
caca_refresh_display(dp);
}
/* Clean up */
free(events);
caca_free_display(dp);
caca_free_canvas(cv);
return 0;
}
static void print_event(int x, int y, caca_event_t *ev)
{
int character;
switch(caca_get_event_type(ev))
{
case CACA_EVENT_NONE:
caca_printf(cv, x, y, "CACA_EVENT_NONE");
break;
case CACA_EVENT_KEY_PRESS:
character = caca_get_event_key_ch(ev);
caca_printf(cv, x, y, "CACA_EVENT_KEY_PRESS 0x%02x (%c)", character,
(character > 0x1f && character < 0x80) ? character : '?');
break;
case CACA_EVENT_KEY_RELEASE:
character = caca_get_event_key_ch(ev);
caca_printf(cv, x, y, "CACA_EVENT_KEY_RELEASE 0x%02x (%c)", character,
(character > 0x1f && character < 0x80) ? character : '?');
break;
case CACA_EVENT_MOUSE_MOTION:
caca_printf(cv, x, y, "CACA_EVENT_MOUSE_MOTION %u %u",
caca_get_event_mouse_x(ev), caca_get_event_mouse_y(ev));
break;
case CACA_EVENT_MOUSE_PRESS:
caca_printf(cv, x, y, "CACA_EVENT_MOUSE_PRESS %u",
caca_get_event_mouse_button(ev));
break;
case CACA_EVENT_MOUSE_RELEASE:
caca_printf(cv, x, y, "CACA_EVENT_MOUSE_RELEASE %u",
caca_get_event_mouse_button(ev));
break;
case CACA_EVENT_RESIZE:
caca_printf(cv, x, y, "CACA_EVENT_RESIZE %u %u",
caca_get_event_resize_width(ev),
caca_get_event_resize_height(ev));
break;
case CACA_EVENT_QUIT:
caca_printf(cv, x, y, "CACA_EVENT_QUIT");
break;
default:
caca_printf(cv, x, y, "CACA_EVENT_UNKNOWN");
}
}
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