kolibrios/programs/develop/ktcc/trunk/libc.obj/include/clayer/buf2d.h

#ifndef KOLIBRI_BUF2D_H
#define KOLIBRI_BUF2D_H

#include <stddef.h>
#include <stdint.h>
#include <sys/ksys.h>

typedef struct {
    unsigned int* buf_pointer;
    uint16_t left;
    uint16_t top;
    unsigned int width;
    unsigned int height;
    unsigned int bgcolor;
    uint8_t color_bit;
} __attribute__((__packed__)) buf2d_struct;

enum BUF2D_ALGORITM_FILTR {
    SIERRA_LITE,
    FLOYD_STEINBERG,
    BURKERS,
    HEAVYIRON_MOD,
    ATKINSON
};

enum BUF2D_OPT_CROP {
    BUF2D_OPT_CROP_TOP = 1,
    BUF2D_OPT_CROP_LEFT = 2,
    BUF2D_OPT_CROP_BOTTOM = 4,
    BUF2D_OPT_CROP_RIGHT = 8
};

int kolibri_buf2d_init(void);

extern void __stdcall (*buf2d_create_asm)(buf2d_struct*);
extern void __stdcall (*buf2d_curve_bezier_asm)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int);

buf2d_struct* buf2d_create(uint16_t tlx, uint16_t tly, unsigned int sizex, unsigned int sizey, unsigned int font_bgcolor, uint8_t color_bit)
{
    buf2d_struct* new_buf2d_struct = (buf2d_struct*)_ksys_alloc(sizeof(buf2d_struct));
    new_buf2d_struct->left = tlx;
    new_buf2d_struct->top = tly;
    new_buf2d_struct->width = sizex;
    new_buf2d_struct->height = sizey;
    new_buf2d_struct->bgcolor = font_bgcolor;
    new_buf2d_struct->color_bit = color_bit;
    buf2d_create_asm(new_buf2d_struct);
    return new_buf2d_struct;
}

void buf2d_curve_bezier(buf2d_struct* buf, unsigned int p0_x, unsigned int p0_y, unsigned int p1_x, unsigned int p1_y, unsigned int p2_x, unsigned int p2_y, unsigned int color)
{
    buf2d_curve_bezier_asm(buf, (p0_x << 16) + p0_y, (p1_x << 16) + p1_y, (p2_x << 16) + p2_y, color);
}

extern void __stdcall (*buf2d_draw)(buf2d_struct*);
extern void __stdcall (*buf2d_clear)(buf2d_struct*, unsigned int);
extern void __stdcall (*buf2d_delete)(buf2d_struct*);
extern void __stdcall (*buf2d_rotate)(buf2d_struct*, unsigned int);
extern void __stdcall (*buf2d_resize)(buf2d_struct*, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_line)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_line_sm)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_rect_by_size)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_filled_rect_by_size)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_circle)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_img_hdiv2)(buf2d_struct*);
extern void __stdcall (*buf2d_img_wdiv2)(buf2d_struct*);
extern void __stdcall (*buf2d_conv_24_to_8)(buf2d_struct*, unsigned int);
extern void __stdcall (*buf2d_conv_24_to_32)(buf2d_struct*, unsigned int);
extern void __stdcall (*buf2d_bit_blt_transp)(buf2d_struct*, unsigned int, unsigned int, buf2d_struct*);
extern void __stdcall (*buf2d_bit_blt_alpha)(buf2d_struct*, unsigned int, unsigned int, buf2d_struct*);
extern void __stdcall (*buf2d_convert_text_matrix)(buf2d_struct*);
extern void __stdcall (*buf2d_draw_text)(buf2d_struct*, buf2d_struct*, const char*, unsigned int, unsigned int);
extern void __stdcall (*buf2d_crop_color)(buf2d_struct*, unsigned int, unsigned int);
extern void __stdcall (*buf2d_offset_h)(buf2d_struct*, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_flood_fill)(buf2d_struct*, unsigned int, unsigned int, unsigned int, unsigned int);
extern void __stdcall (*buf2d_set_pixel)(buf2d_struct*, unsigned int, unsigned int, unsigned int);
extern unsigned __stdcall (*buf2d_get_pixel)(buf2d_struct*, unsigned int, unsigned int);
extern void __stdcall (*buf2d_flip_h)(buf2d_struct*);
extern void __stdcall (*buf2d_flip_v)(buf2d_struct*);
extern void __stdcall (*buf2d_filter_dither)(buf2d_struct*, unsigned int);

#endif /* KOLIBRI_BUF2D_H */