#ifndef __LCD_Hx__
#define __LCD_Hx__

#include <rtthread.h>
#include <rtdevice.h>
#include "gpio.h"
#include "drv_spi.h"
#include "font.h"


enum {
    COLOR_ID_WHITE=0,
    COLOR_ID_BLACK,
    COLOR_ID_BLUE,
    COLOR_ID_BRED,
    COLOR_ID_GRED,
    COLOR_ID_GBLUE,
    COLOR_ID_RED,
    COLOR_ID_MAGENTA,
    COLOR_ID_GREEN,
    COLOR_ID_CYAN,
    COLOR_ID_YELLOW,
    COLOR_ID_BROWN,
    COLOR_ID_BRRED,
    COLOR_ID_GRAY,
    
    COLOR_ID_MAX,
};

#define CS_PIN      GET_PIN(B, 12)
#define BK_PIN      GET_PIN(D, 9)     //PD9
#define DC_PIN      GET_PIN(D, 8)     //PD8
#define RST_PIN     GET_PIN(F, 14)    //PF14


#if 0
#define LCD_WIDTH   128
#define LCD_HEIGHT  64
#else
#define LCD_WIDTH   240
#define LCD_HEIGHT  240
#endif


#define RGB565(r, g, b) ((((r)&0xF8) << 8) | (((g)&0xFC) << 3) | ((b) >> 3))
#define BGR565(r, g, b) ((((b)&0xF8) << 8) | (((g)&0xFC) << 3) | ((r) >> 3))
#define RGB               RGB565

#define COLOR_BLACK       RGB(0, 0, 0)
#define COLOR_NAVY        RGB(0, 0, 123)
#define COLOR_DARKGREEN   RGB(0, 125, 0)
#define COLOR_DARKCYAN    RGB(0, 125, 123)
#define COLOR_MAROON      RGB(123, 0, 0)
#define COLOR_PURPLE      RGB(123, 0, 123)
#define COLOR_OLIVE       RGB(123, 125, 0)
#define COLOR_LIGHTGREY   RGB(198, 195, 198)
#define COLOR_DARKGREY    RGB(123, 125, 123)
#define COLOR_BLUE        RGB(0, 0, 255)
#define COLOR_GREEN       RGB(0, 255, 0)
#define COLOR_CYAN        RGB(0, 255, 255)
#define COLOR_RED         RGB(255, 0, 0)
#define COLOR_MAGENTA     RGB(255, 0, 255)
#define COLOR_YELLOW      RGB(255, 255, 0)
#define COLOR_WHITE       RGB(255, 255, 255)
#define COLOR_ORANGE      RGB(255, 165, 0)
#define COLOR_GREENYELLOW RGB(173, 255, 41)
#define COLOR_PINK        RGB(255, 130, 198)


enum {
    HORIZONTAL_LEFT=0,
    HORIZONTAL_CENTER,
    HORIZONTAL_RIGHT,
};

enum {
    VERTICAL_TOP=0,
    VERTICAL_CENTER,
    VERTICAL_BOTTOM,
};

enum {
    COLOR_WB=0,
    COLOR_RGB8,
    COLOR_RGB565,
    COLOR_RGB666,
    COLOR_RGB888,
    COLOR_RGBA,
};

typedef struct {
    int         width;
    int         height;
    int         color;
    int         rotate;

    struct rt_spi_device *dev;
    uint16_t     *buf;
    int         buflen;
}lcd_handle_t;

void lcd_init(int width, int height, int rotate);
void lcd_deinit(void);

void lcd_rotate(int rotate);
int lcd_get_rotate(void);
void lcd_set_backlight(int on);
void lcd_fill(uint32_t color);
void lcd_draw_line(int x1, int y1, int x2, int y2, uint32_t color);
void lcd_draw_rect(int x1, int y1, int w, int h, uint32_t color);
void lcd_fill_rect(int x1, int y1, int w, int h, uint32_t color);
int lcd_draw_char(lcd_handle_t *hd, int x, int y, int w, int h, uint8_t *c, int font, uint32_t color, uint32_t bgcolor, int vert);
void lcd_draw_string(int x, int y, int width, int height, char *str, int font, uint32_t color, uint32_t bgcolor, int hori, int vert);
void lcd_refresh(void);
#endif