211 lines
7.8 KiB
C
211 lines
7.8 KiB
C
/*
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* libcaca Colour ASCII-Art library
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* Copyright © 2002—2018 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 header contains glue code for applications using the pre-1.0
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* libcaca API.
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*/
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#ifndef __CACA0_H__
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#define __CACA0_H__
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#include <caca.h>
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#undef __extern
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#if defined _DOXYGEN_SKIP_ME
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#elif defined _WIN32 && defined __LIBCACA__ && defined DLL_EXPORT
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# define __extern extern __declspec(dllexport)
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#elif defined _WIN32 && !defined __LIBCACA__
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# define __extern extern __declspec(dllimport)
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#elif defined CACA_ENABLE_VISIBILITY
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# define __extern extern __attribute__((visibility("default")))
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#else
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# define __extern extern
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#endif
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* Function emulation */
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__extern int __caca0_init(void);
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__extern void __caca0_end(void);
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__extern unsigned int __caca0_get_event(unsigned int, int);
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__extern unsigned int __caca0_sqrt(unsigned int);
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__extern int __caca0_get_feature(int);
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__extern void __caca0_set_feature(int);
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__extern char const *__caca0_get_feature_name(int);
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__extern caca_canvas_t *__caca0_load_sprite(char const *);
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__extern caca_dither_t *__caca0_create_bitmap(unsigned int, unsigned int,
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unsigned int, unsigned int, unsigned long int, unsigned long int,
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unsigned long int, unsigned long int);
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__extern void __caca0_free_bitmap(caca_dither_t *);
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__extern char const *__caca0_get_color_name(unsigned char);
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/* These variables are needed to emulate old non-thread safe behaviour */
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__extern caca_canvas_t *__caca0_cv;
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__extern caca_display_t *__caca0_dp;
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__extern unsigned char __caca0_fg;
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__extern unsigned char __caca0_bg;
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/* This enum still exists in libcaca 1.x, thus cannot be redefined */
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#define CACA_COLOR_BLACK CACA_BLACK
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#define CACA_COLOR_BLUE CACA_BLUE
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#define CACA_COLOR_GREEN CACA_GREEN
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#define CACA_COLOR_CYAN CACA_CYAN
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#define CACA_COLOR_RED CACA_RED
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#define CACA_COLOR_MAGENTA CACA_MAGENTA
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#define CACA_COLOR_BROWN CACA_BROWN
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#define CACA_COLOR_LIGHTGRAY CACA_LIGHTGRAY
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#define CACA_COLOR_DARKGRAY CACA_DARKGRAY
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#define CACA_COLOR_LIGHTBLUE CACA_LIGHTBLUE
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#define CACA_COLOR_LIGHTGREEN CACA_LIGHTGREEN
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#define CACA_COLOR_LIGHTCYAN CACA_LIGHTCYAN
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#define CACA_COLOR_LIGHTRED CACA_LIGHTRED
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#define CACA_COLOR_LIGHTMAGENTA CACA_LIGHTMAGENTA
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#define CACA_COLOR_YELLOW CACA_YELLOW
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#define CACA_COLOR_WHITE CACA_WHITE
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/* These enums and macros changed names or values */
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enum caca_feature
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{
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CACA_BACKGROUND = 0x10,
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CACA_BACKGROUND_BLACK = 0x11,
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CACA_BACKGROUND_SOLID = 0x12,
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#define CACA_BACKGROUND_MIN 0x11
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#define CACA_BACKGROUND_MAX 0x12
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CACA_ANTIALIASING = 0x20,
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CACA_ANTIALIASING_NONE = 0x21,
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CACA_ANTIALIASING_PREFILTER = 0x22,
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#define CACA_ANTIALIASING_MIN 0x21
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#define CACA_ANTIALIASING_MAX 0x22
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CACA_DITHERING = 0x30,
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CACA_DITHERING_NONE = 0x31,
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CACA_DITHERING_ORDERED2 = 0x32,
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CACA_DITHERING_ORDERED4 = 0x33,
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CACA_DITHERING_ORDERED8 = 0x34,
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CACA_DITHERING_RANDOM = 0x35,
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#define CACA_DITHERING_MIN 0x31
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#define CACA_DITHERING_MAX 0x35
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CACA_FEATURE_UNKNOWN = 0xffff
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};
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#if ! defined __LIBCACA__
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/* This enum still exists in libcaca 1.x, thus cannot be redefined */
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#define CACA_EVENT_NONE 0x00000000
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#define CACA_EVENT_KEY_PRESS 0x01000000
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#define CACA_EVENT_KEY_RELEASE 0x02000000
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#define CACA_EVENT_MOUSE_PRESS 0x04000000
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#define CACA_EVENT_MOUSE_RELEASE 0x08000000
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#define CACA_EVENT_MOUSE_MOTION 0x10000000
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#define CACA_EVENT_RESIZE 0x20000000
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#define CACA_EVENT_ANY 0xff000000
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/* Backwards compatibility macros for even older shit */
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#define caca_dithering caca_feature
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#define caca_set_dithering caca_set_feature
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#define caca_get_dithering_name caca_get_feature_name
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#define CACA_DITHER_NONE CACA_DITHERING_NONE
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#define CACA_DITHER_ORDERED CACA_DITHERING_ORDERED8
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#define CACA_DITHER_RANDOM CACA_DITHERING_RANDOM
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/* Macros to redefine all the shit */
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#define caca_init __caca0_init
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#define caca_set_delay(x) caca_set_display_time(__caca0_dp, x)
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#define caca_get_feature __caca0_get_feature
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#define caca_set_feature __caca0_set_feature
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#define caca_get_feature_name __caca0_get_feature_name
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#define caca_get_rendertime() caca_get_display_time(__caca0_dp)
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#define caca_get_width() caca_get_canvas_width(__caca0_cv)
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#define caca_get_height() caca_get_canvas_height(__caca0_cv)
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#define caca_set_window_title(s) caca_set_display_title(__caca0_dp, s)
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#define caca_get_window_width() caca_get_display_width(__caca0_dp)
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#define caca_get_window_height() caca_get_display_height(__caca0_dp)
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#define caca_refresh() caca_refresh_display(__caca0_dp)
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#define caca_end __caca0_end
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#define caca_get_event(x) __caca0_get_event(x, 0)
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#define caca_wait_event(x) __caca0_get_event(x, -1)
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#define caca_get_mouse_x() caca_get_mouse_x(__caca0_dp)
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#define caca_get_mouse_y() caca_get_mouse_y(__caca0_dp)
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#define caca_set_color(x, y) \
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(__caca0_fg = (x), __caca0_bg = (y), caca_set_color_ansi(__caca0_cv, x, y))
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#define caca_get_fg_color() __caca0_fg
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#define caca_get_bg_color() __caca0_bg
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#define caca_get_color_name __caca0_get_color_name
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#define caca_putchar(x, y, c) caca_put_char(__caca0_cv, x, y, c)
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#define caca_putstr(x, y, s) caca_put_str(__caca0_cv, x, y, s)
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#define caca_printf(x, y, f, z...) caca_printf(__caca0_cv, x, y, f, ##z)
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#define caca_clear() caca_clear_canvas(__caca0_cv)
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#define caca_draw_line(x, y, z, t, c) \
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caca_draw_line(__caca0_cv, x, y, z, t, c)
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#define caca_draw_polyline(x, y, z, c) \
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caca_draw_polyline(__caca0_cv, x, y, z, c)
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#define caca_draw_thin_line(x, y, z, t) \
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caca_draw_thin_line(__caca0_cv, x, y, z, t)
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#define caca_draw_thin_polyline(x, y, z) \
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caca_draw_thin_polyline(__caca0_cv, x, y, z)
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#define caca_draw_circle(x, y, z, c) \
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caca_draw_circle(__caca0_cv, x, y, z, c)
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#define caca_draw_ellipse(x, y, z, t, c) \
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caca_draw_ellipse(__caca0_cv, x, y, z, t, c)
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#define caca_draw_thin_ellipse(x, y, z, t) \
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caca_draw_thin_ellipse(__caca0_cv, x, y, z, t)
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#define caca_fill_ellipse(x, y, z, t, c) \
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caca_fill_ellipse(__caca0_cv, x, y, z, t, c)
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#define caca_draw_box(x, y, z, t, c) \
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caca_draw_box(__caca0_cv, x, y, z, t, c)
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#define caca_draw_thin_box(x, y, z, t) \
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caca_draw_thin_box(__caca0_cv, x, y, z, t)
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#define caca_fill_box(x, y, z, t, c) \
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caca_fill_box(__caca0_cv, x, y, z, t, c)
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#define caca_draw_triangle(x, y, z, t, u, v, c) \
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caca_draw_triangle(__caca0_cv, x, y, z, t, u, v, c)
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#define caca_draw_thin_triangle(x, y, z, t, u, v) \
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caca_draw_thin_triangle(__caca0_cv, x, y, z, t, u, v)
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#define caca_fill_triangle(x, y, z, t, u, v, c) \
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caca_fill_triangle(__caca0_cv, x, y, z, t, u, v, c)
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#define caca_rand(a, b) caca_rand(a, (b)+1)
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#define caca_sqrt __caca0_sqrt
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#define caca_sprite caca_canvas
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#define caca_load_sprite __caca0_load_sprite
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#define caca_get_sprite_frames(c) 1
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#define caca_get_sprite_width(c, f) caca_get_canvas_width(c)
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#define caca_get_sprite_height(c, f) caca_get_canvas_height(c)
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#define caca_get_sprite_dx(c, f) 0
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#define caca_get_sprite_dx(c, f) 0
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#define caca_draw_sprite(x, y, c, f) caca_blit(__caca0_cv, x, y, c, NULL)
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#define caca_free_sprite caca_free_canvas
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#define caca_bitmap caca_dither
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#define caca_create_bitmap __caca0_create_bitmap
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#define caca_set_bitmap_palette caca_set_dither_palette
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#define caca_draw_bitmap(x, y, z, t, b, p) \
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caca_dither_bitmap(__caca0_cv, x, y, z, t, b, p)
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#define caca_free_bitmap __caca0_free_bitmap
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#endif /* ! defined __LIBCACA__ */
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#ifdef __cplusplus
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}
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#endif
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#undef __extern
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#endif /* __CACA0_H__ */
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