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/*
* libcaca Colour ASCII-Art library
* Copyright (c) 2002-2012 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* This library 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.
*/
/*
* This file contains the libcaca raw input and output driver
*/
#include "config.h"
#if !defined(__KERNEL__)
#include <stdio.h>
#include <stdlib.h>
#include "caca.h"
#include "caca_internals.h"
static int raw_init_graphics(caca_display_t *dp)
{
int width = caca_get_canvas_width(dp->cv);
int height = caca_get_canvas_height(dp->cv);
char const *geometry;
#if defined(HAVE_GETENV)
geometry = getenv("CACA_GEOMETRY");
if(geometry && *geometry)
sscanf(geometry, "%ux%u", &width, &height);
#endif
dp->resize.allow = 1;
caca_set_canvas_size(dp->cv, width ? width : 80, height ? height : 24);
dp->resize.allow = 0;
return 0;
}
static int raw_end_graphics(caca_display_t *dp)
{
return 0;
}
static int raw_set_display_title(caca_display_t *dp, char const *title)
{
return -1;
}
static int raw_get_display_width(caca_display_t const *dp)
{
return 0;
}
static int raw_get_display_height(caca_display_t const *dp)
{
return 0;
}
static void raw_display(caca_display_t *dp)
{
void *buffer;
size_t len;
buffer = caca_export_canvas_to_memory(dp->cv, "caca", &len);
if(!buffer)
return;
fwrite(buffer, len, 1, stdout);
fflush(stdout);
free(buffer);
}
static void raw_handle_resize(caca_display_t *dp)
{
;
}
static int raw_get_event(caca_display_t *dp, caca_privevent_t *ev)
{
ev->type = CACA_EVENT_NONE;
return 0;
}
/*
* Driver initialisation
*/
int raw_install(caca_display_t *dp)
{
dp->drv.id = CACA_DRIVER_RAW;
dp->drv.driver = "raw";
dp->drv.init_graphics = raw_init_graphics;
dp->drv.end_graphics = raw_end_graphics;
dp->drv.set_display_title = raw_set_display_title;
dp->drv.get_display_width = raw_get_display_width;
dp->drv.get_display_height = raw_get_display_height;
dp->drv.display = raw_display;
dp->drv.handle_resize = raw_handle_resize;
dp->drv.get_event = raw_get_event;
dp->drv.set_mouse = NULL;
dp->drv.set_cursor = NULL;
return 0;
}
#endif /* !__KERNEL__ */
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