#include "system/includes.h"
#include "typedef.h"
#include "asm/pap.h"
#include "lcd_drive.h"
#include "lcd_config.h"

/*  st7789s驱动说明 该驱动测试时使用的 wl80 79系列
 *  由于该IC推屏能力不够强 推屏的帧数较低 大概在25帧左右
 *  在推屏过程中需要使用TE屏幕帧中断 不然会有条纹
 *  由于ST7789S横屏配置无法调出没有条纹的配置
 *  所有只能使用竖屏加RGB旋转来实现UI横屏显示
 */

/* //pap的这个三个配置如下 在板级文件中进行修改
    .timing_setup 	= 0,					//具体看pap.h
    .timing_hold  	= 0,					//具体看pap.h
    .timing_width 	= 1,					//具体看pap.h
*/

#if TCFG_LCD_ST7789S_ENABLE

#if HORIZONTAL_SCREEN /*横屏*/
#define LCD_W     320
#define LCD_H     240
#else                 /*竖屏*/
#define LCD_W     240
#define LCD_H     320
#endif

#define READ_ID 	0x04
#define REGFLAG_DELAY 0x45


static u8 ui_data_ready = 0;

void ST7789S_SetRange(u16 xs, u16 xe, u16 ys, u16 ye)
{
    /******UI每次发送数据都会调用开窗告诉屏幕要刷新那个区域***********/
    set_lcd_ui_x_y(xs, xe, ys, ye);
}
void ST7789S_SetRange_1(u16 xs, u16 xe, u16 ys, u16 ye)
{
    WriteCOM(0x2A);
    WriteDAT_8(ys >> 8);
    WriteDAT_8(ys);
    WriteDAT_8(ye >> 8);
    WriteDAT_8(ye);
    WriteCOM(0x2B);
    WriteDAT_8(xs >> 8);
    WriteDAT_8(xs);
    WriteDAT_8(xe >> 8);
    WriteDAT_8(xe);

}

void ST7789S_clear_screen(u32 color)
{
    lcd_interface_non_block_wait();
    WriteCOM(0x2c);

    u8 *buf = malloc(LCD_W * LCD_H * 2);
    if (!buf) {
        printf("no men in %s \n", __func__);
        return;
    }
    for (u32 i = 0; i < LCD_W * LCD_H; i++) {
        buf[2 * i] = (color >> 8) & 0xff;
        buf[2 * i + 1] = color & 0xff;
    }
    WriteDAT_DMA(buf, LCD_W * LCD_H * 2);
    free(buf);
}

void ST7789S_Fill(u8 *img, u16 len)
{
    lcd_interface_non_block_wait();
    WriteCOM(0x2c);
    WriteDAT_DMA(img, len);
}

void ST7789S_SleepInMode(void)
{
    WriteCOM(0x10); //Sleep in
    lcd_delay(120); //Delay 120ms
}

void ST7789S_SleepOutMode(void)
{
    WriteCOM(0x11); //Sleep out
    lcd_delay(120);  //Delay 120ms
}

void st7789_shown_image(u8 *buff, u16 x_addr, u16 y_addr, u16 width, u16 height)
{
    lcd_interface_non_block_wait();
    ST7789S_SetRange(x_addr, y_addr, width, height);
    WriteDAT_DMA(buff, width * height * 2);
}

static void ST7789S_set_direction(u8 dir)
{
    WriteCOM(0x36);    //扫描方向控制

    if (dir == ROTATE_DEGREE_0) { //正向
#if HORIZONTAL_SCREEN
        WriteDAT_8(0x40);
#else
        WriteDAT_8(0x00);
#endif
        ST7789S_SetRange(0, LCD_W - 1, 0, LCD_H - 1);
    } else if (dir == ROTATE_DEGREE_180) { //翻转180
#if HORIZONTAL_SCREEN
        WriteDAT_8(0xc0);
#else
        WriteDAT_8(0x80);
#endif
    }
}

static void ST7789s_draw(u8 *map, u32 size)//获取Ui发送出来的数据
{
    ui_send_data_ready(map, size);
}

static void ST7789s_draw_1(u8 *buf, u32 size, int width, int height)//获取camera发送出来的数据 //数据帧数以camera为基准
{
    camera_send_data_ready(buf, size, width, height);
}

static void ST7789s_reset(void)
{
    printf("reset \n");
    lcd_rst_pinstate(1);
    lcd_rs_pinstate(1);
    lcd_cs_pinstate(1);

    lcd_rst_pinstate(1);
    lcd_delay(60);
    lcd_rst_pinstate(0);
    lcd_delay(10);
    lcd_rst_pinstate(1);
    lcd_delay(100);
}

typedef struct {
    u8 cmd;
    u8 cnt;
    u8 dat[128];
} InitCode;

static const InitCode code1[] = {
    {0x01, 0},//soft reset
    {0x28, 0},//关显示
    {REGFLAG_DELAY, 120},
    {0x21, 0},

#if HORIZONTAL_SCREEN      //1为使能横屏配置
    {0x35, 1, {0x00}},//开TE 关TE 0x34
    {0x44, 2, {0x01, 0X40}}, //有关TE时间控制
    {0xB2, 5, {0x7f, 0x01, 0x00, 0xff, 0xff}},//有关TE时间控制
    {0xc6, 1, {0x13}},//解决屏条纹  控制屏幕刷新速度 值越小刷新越快
#else
    {0x34, 1, {0x00}},//开TE 关TE 0x34
#endif
    {0x36, 1, {0x10}},//这个寄存器是调镜像的  0100 0000  可以选0x80 0x40 0x00 0xc0

    {0x3A, 1, {0x55}},
    {0xB7, 1, {0x35}},
    {0xBB, 1, {0x1C}},
    {0xC0, 1, {0x2C}},
    {0xC2, 1, {0x01}},
    {0xC3, 1, {0x0B}},
    {0xC4, 1, {0x20}},
    {0xD0, 2, {0xA4, 0xA1}},
    //0xe0 和 0xe1选择画质 下面二选一
    {0xe0, 14, {0xd0, 0x06, 0x06, 0x0e, 0x0D, 0x06, 0x2f, 0x3a, 0x47, 0x08, 0x15, 0x14, 0x2c, 0x33}},
    {0xe1, 14, {0xd0, 0x06, 0x06, 0x0e, 0x0D, 0x06, 0x2f, 0x3b, 0x47, 0x08, 0x15, 0x14, 0x2c, 0x33}},

//    {0xE0, 14, {0xD0, 0x05, 0x0A, 0x09, 0x08, 0x05, 0x2E, 0x44, 0x45, 0x0F, 0x17, 0x16, 0x2B, 0x33}},
//    {0xE1, 14, {0xD0, 0x05, 0x0A, 0x09, 0x08, 0x05, 0x2E, 0x43, 0x45, 0x0F, 0x16, 0x16, 0x2B, 0x33}},

    {0x11, 0},//Sleep out
    {REGFLAG_DELAY, 150},
    {0x29, 0},//开显示
    {REGFLAG_DELAY, 100},
};

static void st7789s_init_code(const InitCode *code, u8 cnt)
{
    for (u8 i = 0; i < cnt; i++) {
        if (code[i].cmd == REGFLAG_DELAY) {
            lcd_delay(code[i].cnt);
        } else {
            WriteCOM(code[i].cmd);
            for (u8 j = 0; j < code[i].cnt; j++) {
                WriteDAT_8(code[i].dat[j]);
            }
        }
    }
}

static void ST7789s_led_ctrl(u8 status)
{
    //背光控制以及放在//lcd_te_driver.c 优化开机显示
    /*lcd_bl_pinstate(status);*/
}

void st7789s_test(void)
{
    lcd_bl_pinstate(lcd_bk_on);
    while (1) {
        os_time_dly(100);
        ST7789S_clear_screen(BLUE);
        printf("LCD_ST7789S_TSET_BLUE\n");
        os_time_dly(100);
        ST7789S_clear_screen(GRED);
        printf("LCD_ST7789S_TSET_GRED\n");
        os_time_dly(100);
        ST7789S_clear_screen(BRRED);
        printf("LCD_ST7789S_TSET_BRRED\n");
        os_time_dly(100);
        ST7789S_clear_screen(YELLOW);
        printf("LCD_ST7789S_TSET_YELLOW\n");
    }
}

static int ST7789S_init(void)
{
    printf("LCD_ST7789S init_start\n");
    ST7789s_reset();
    st7789s_init_code(code1, sizeof(code1) / sizeof(code1[0]));
    ST7789S_set_direction(ROTATE_DEGREE_0);
    init_TE(ST7789S_Fill);
    /*st7789s_test();*/
    printf("LCD_ST7789S config succes\n");
    return 0;
}


REGISTER_LCD_DEV(LCD_ST7789S) = {
    .name              = "st7789s",
    .lcd_width         = LCD_W,
    .lcd_height        = LCD_H,
    .color_format      = LCD_COLOR_RGB565,
    .column_addr_align = 1,
    .row_addr_align    = 1,
    .LCD_Init          = ST7789S_init,
    .SetDrawArea       = ST7789S_SetRange,
    .LCD_Draw          = ST7789s_draw,
    .LCD_Draw_1        = ST7789s_draw_1,
    .LCD_DrawToDev     = ST7789S_Fill,//应用层直接到设备接口层，需要做好缓冲区共用互斥，慎用！
    .LCD_ClearScreen   = ST7789S_clear_screen,
    .Reset             = ST7789s_reset,
    .BackLightCtrl     = ST7789s_led_ctrl,
};

#endif