114 lines
2.5 KiB
C
114 lines
2.5 KiB
C
/*
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* libcaca Colour ASCII-Art library
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* Copyright (c) 2002-2012 Sam Hocevar <sam@hocevar.net>
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* All Rights Reserved
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*
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* This library is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What the Fuck You Want
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* to Public License, Version 2, as published by Sam Hocevar. See
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* http://www.wtfpl.net/ for more details.
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*/
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/*
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* This file contains the libcaca raw input and output driver
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*/
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#include "config.h"
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#if !defined(__KERNEL__)
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#include <stdio.h>
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#include <stdlib.h>
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#include "caca.h"
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#include "caca_internals.h"
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static int raw_init_graphics(caca_display_t *dp)
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{
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int width = caca_get_canvas_width(dp->cv);
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int height = caca_get_canvas_height(dp->cv);
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char const *geometry;
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#if defined(HAVE_GETENV)
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geometry = getenv("CACA_GEOMETRY");
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if(geometry && *geometry)
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sscanf(geometry, "%ux%u", &width, &height);
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#endif
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dp->resize.allow = 1;
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caca_set_canvas_size(dp->cv, width ? width : 80, height ? height : 24);
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dp->resize.allow = 0;
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return 0;
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}
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static int raw_end_graphics(caca_display_t *dp)
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{
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return 0;
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}
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static int raw_set_display_title(caca_display_t *dp, char const *title)
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{
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return -1;
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}
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static int raw_get_display_width(caca_display_t const *dp)
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{
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return 0;
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}
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static int raw_get_display_height(caca_display_t const *dp)
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{
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return 0;
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}
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static void raw_display(caca_display_t *dp)
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{
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void *buffer;
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size_t len;
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buffer = caca_export_canvas_to_memory(dp->cv, "caca", &len);
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if(!buffer)
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return;
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fwrite(buffer, len, 1, stdout);
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fflush(stdout);
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free(buffer);
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}
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static void raw_handle_resize(caca_display_t *dp)
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{
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;
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}
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static int raw_get_event(caca_display_t *dp, caca_privevent_t *ev)
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{
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ev->type = CACA_EVENT_NONE;
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return 0;
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}
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/*
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* Driver initialisation
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*/
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int raw_install(caca_display_t *dp)
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{
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dp->drv.id = CACA_DRIVER_RAW;
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dp->drv.driver = "raw";
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dp->drv.init_graphics = raw_init_graphics;
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dp->drv.end_graphics = raw_end_graphics;
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dp->drv.set_display_title = raw_set_display_title;
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dp->drv.get_display_width = raw_get_display_width;
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dp->drv.get_display_height = raw_get_display_height;
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dp->drv.display = raw_display;
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dp->drv.handle_resize = raw_handle_resize;
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dp->drv.get_event = raw_get_event;
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dp->drv.set_mouse = NULL;
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dp->drv.set_cursor = NULL;
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return 0;
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}
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#endif /* !__KERNEL__ */
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