155 lines
3.4 KiB
C
155 lines
3.4 KiB
C
/*
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* This file is part of MultiROM.
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*
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* MultiROM is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* MultiROM is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MultiROM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef H_FRAMEBUFFER
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#define H_FRAMEBUFFER
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#include <linux/fb.h>
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#include <stdarg.h>
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struct FB {
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uint32_t *bits;
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uint32_t *mapped;
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uint32_t size;
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int fd;
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struct fb_fix_screeninfo fi;
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struct fb_var_screeninfo vi;
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};
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extern struct FB *fb;
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#define ISO_CHAR_HEIGHT 16
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#define ISO_CHAR_WIDTH 8
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// Colors, 0xAABBGGRR
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#define BLACK 0xFF000000
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#define WHITE 0xFFFFFFFF
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#define LBLUE 0xFFCC9900
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#define LBLUE2 0xFFF4DFA8
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#define GRAYISH 0xFFBEBEBE
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#define GRAY 0xFF7F7F7F
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#define DRED 0xFF0000CC
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enum
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{
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SIZE_SMALL = 1,
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SIZE_NORMAL = 2,
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SIZE_BIG = 3,
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SIZE_EXTRA = 4,
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};
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extern uint32_t fb_width;
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extern uint32_t fb_height;
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extern int fb_rotation;
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int fb_open(int rotation);
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void fb_close(void);
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void fb_update(void);
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void fb_switch(int n_sig);
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inline struct FB *get_active_fb();
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void fb_set_active_framebuffer(unsigned n);
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enum
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{
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FB_TEXT = 0,
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FB_RECT = 1,
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FB_BOX = 2,
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};
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typedef struct
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{
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int id;
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int type;
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int x;
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int y;
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} fb_item_header;
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typedef struct
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{
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fb_item_header head;
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uint32_t color;
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int8_t size;
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char *text;
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} fb_text;
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typedef struct
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{
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fb_item_header head;
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int w;
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int h;
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uint32_t color;
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} fb_rect;
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typedef struct
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{
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fb_item_header head;
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int w, h;
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fb_text **texts;
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fb_rect *background[3];
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} fb_msgbox;
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typedef struct
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{
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fb_text **texts;
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fb_rect **rects;
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fb_msgbox *msgbox;
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} fb_items_t;
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void fb_remove_item(void *item);
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int fb_generate_item_id();
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fb_text *fb_add_text(int x, int y, uint32_t color, int size, const char *fmt, ...);
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fb_text *fb_add_text_long(int x, int y, uint32_t color, int size, char *text);
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fb_rect *fb_add_rect(int x, int y, int w, int h, uint32_t color);
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fb_msgbox *fb_create_msgbox(int w, int h, int bgcolor);
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fb_text *fb_msgbox_add_text(int x, int y, int size, char *txt, ...);
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void fb_msgbox_rm_text(fb_text *text);
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void fb_destroy_msgbox(void);
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void fb_rm_text(fb_text *t);
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void fb_rm_rect(fb_rect *r);
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void fb_draw_text(fb_text *t);
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void fb_draw_char(int x, int y, char c, uint32_t color, int size);
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void fb_draw_square(int x, int y, uint32_t color, int size);
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void fb_draw_overlay(void);
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void fb_draw_rect(fb_rect *r);
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void fb_fill(uint32_t color);
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void fb_draw(void);
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void fb_request_draw(void);
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void fb_clear(void);
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void fb_freeze(int freeze);
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int fb_clone(char **buff);
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void fb_push_context(void);
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void fb_pop_context(void);
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inline int center_x(int x, int width, int size, const char *text);
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inline int center_y(int y, int height, int size);
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#if 0
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#define fb_debug(fmt, ...) fb_printf(fmt, ##__VA_ARGS__)
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#else
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#define fb_debug(fmt, ...) ERROR(fmt, ##__VA_ARGS__)
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#define fb_printf(fmt, ...) ERROR(fmt, ##__VA_ARGS__)
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#endif
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int vt_set_mode(int graphics);
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#endif
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