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#ifndef GRAPHICS_H_INCLUDED
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#define GRAPHICS_H_INCLUDED
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#include <lcom/lcf.h>
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#include <stdint.h>
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#define GET_RED(n)          (0xFF & ((n) >> 16))
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#define GET_GRE(n)          (0xFF & ((n) >>  8))
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#define GET_BLU(n)          (0xFF & (n      ))
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#define SET_RED(n)          (((n)&0xFF) << 16)
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#define SET_GRE(n)          (((n)&0xFF) <<  8)
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#define SET_BLU(n)          (((n)&0xFF)      )
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#define SET_COLOR(r,g,b)    (SET_RED(r) | SET_GRE(g) | SET_BLU(b))
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#define FAR2PHYS(n)         ((((n)>>12) & 0xFFFFFFF0) + ((n) & 0x0000FFFF))
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typedef struct __attribute__((packed)) {
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    char        VbeSignature[4]     ;
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    uint16_t    VbeVersion          ;
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    uint32_t    OemStringPtr        ;
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    uint8_t     Capabilities[4]     ;
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    uint32_t    VideoModePtr        ;
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    uint16_t    TotalMemory         ;
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    uint16_t    OemSoftwareRev      ;
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    uint32_t    OemVendorNamePtr    ;
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    uint32_t    OemProductNamePtr   ;
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    uint32_t    OemProductRevPtr    ;
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    char        Reserved[222]       ;
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    char        OemData[256]        ;
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} VbeInfoBlock;
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int (get_permission)(unsigned int base_addr, unsigned int size);
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//int (get_permissions_first_mbyte)(void);
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int (vbe_get_mode_information)(uint16_t mode);
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int (vbe_get_controller_information)(vg_vbe_contr_info_t *info_p);
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phys_bytes get_phys_addr(void);
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unsigned int get_vram_size(void);
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uint16_t get_XRes(void);
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uint16_t get_YRes(void);
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uint16_t get_bits_pixel(void);
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uint16_t get_bytes_pixel(void);
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uint16_t get_RedMaskSize(void);
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uint16_t get_GreenMaskSize(void);
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uint16_t get_BlueMaskSize(void);
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int (map_vram)(void);
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int (free_memory_map)(void);
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int (set_pixel)(uint16_t row, uint16_t col, uint32_t color);
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/**
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 * @brief
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 * @param mode
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 * @return
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 */
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int (set_graphics_mode)(uint16_t mode);
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int (draw_hline)(uint16_t x, uint16_t y, uint16_t len, uint32_t color);
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int (draw_rectangle)(uint16_t x, uint16_t y,uint16_t width, uint16_t height, uint32_t color);
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int (paint_screen)(uint32_t color);
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int (clear_screen)();
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#endif /* end of include guard: GRAPHICS_H_INCLUDED */