110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
#ifndef CPOS_VGA_H
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#define CPOS_VGA_H
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#include "printf.h"
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#include "multiboot.h"
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/*
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* \032 DARK GRAY
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* \033 LIGHT RED
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* \034 LIGHT BLUE
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* \035 LIGHT GREEN
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* \036 LIGHT GRAY
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* \037 LIGHT CYAN
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*/
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#define VGA_WIDTH 80
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#define VGA_HEIGHT 25
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#define FLAG_ALTNT_FORM 0x01
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#define FLAG_ALTNT_FORM_CH '#'
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#define FLAG_ZERO_PAD 0x02
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#define FLAG_ZERO_PAD_CH '0'
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#define FLAG_LEFT_ADJUST 0x04
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#define FLAG_LEFT_ADJUST_CH '-'
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#define FLAG_SPACE_BEFORE_POS_NUM 0x08
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#define FLAG_SPACE_BEFORE_POS_NUM_CH ' '
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#define FLAG_SIGN 0x10
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#define FLAG_SIGN_CH '+'
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#define FLAG_LOWER 0x20
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#define INT_TYPE_CHAR 0x1
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#define INT_TYPE_SHORT 0x2
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#define INT_TYPE_INT 0x4
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#define INT_TYPE_LONG 0x8
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#define INT_TYPE_LONG_LONG 0x10
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#define INT_TYPE_MIN INT_TYPE_CHAR
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#define INT_TYPE_MAX INT_TYPE_LONG_LONG
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#define BUF_SIZE 4096
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// RRRRR GGGGGG BBBBB
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#define SVGA_24TO16BPP(x) ((x & 0xF80000) >> 8) | ((x & 0xFC00) >> 5) | ((x & 0xF8) >> 3)
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enum vga_color {
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VGA_COLOR_BLACK = 0,
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VGA_COLOR_BLUE = 1,
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VGA_COLOR_GREEN = 2,
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VGA_COLOR_CYAN = 3,
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VGA_COLOR_RED = 4,
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VGA_COLOR_MAGENTA = 5,
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VGA_COLOR_BROWN = 6,
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VGA_COLOR_LIGHT_GREY = 7,
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VGA_COLOR_DARK_GREY = 8,
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VGA_COLOR_LIGHT_BLUE = 9,
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VGA_COLOR_LIGHT_GREEN = 10,
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VGA_COLOR_LIGHT_CYAN = 11,
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VGA_COLOR_LIGHT_RED = 12,
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VGA_COLOR_LIGHT_MAGENTA = 13,
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VGA_COLOR_LIGHT_BROWN = 14,
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VGA_COLOR_WHITE = 15,
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};
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struct color_rgba {
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uint8_t r;
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uint8_t g;
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uint8_t b;
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uint8_t a;
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};
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typedef struct color_rgba color_rgba;
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uint8_t vga_entry_color(enum vga_color fg, enum vga_color bg);
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void vga_install(void);
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void vga_setcolor(uint8_t color);
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void vga_putentryat(char c, uint8_t color, size_t x, size_t y);
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void vga_putchar(char c);
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void vga_write(const char *data, size_t size);
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void vga_writestring(const char *data);
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void vga_write_dec(uint32_t dec);
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uint16_t vga_entry(unsigned char uc, uint8_t color);
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void vga_clear();
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void move_cursor();
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void vbe_putchar(char c);
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void vbe_clear();
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void vbe_write(const char *data, size_t size);
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void vbe_writestring(const char *data);
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void vbe_scroll();
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int cur_task();
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void vbe_draw_char(char c,int32_t x,int32_t y);
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void draw_rect(int x0, int y0, int x1, int y1, int c);
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void initVBE(multiboot_t *multiboot);
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#endif |