/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file    screen.h
 * @brief   串口屏驱动接口（用于 JC 系列串口屏，使用 USART1）
 ******************************************************************************
 */
/* USER CODE END Header */

#ifndef __SCREEN_H__
#define __SCREEN_H__

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include <stdbool.h>

/* 颜色使用统一的标志 */
#define TEXT_COLOR 15 /* 白色 */
#define BG_COLOR 0    /* 黑色 */


#define SCREEN_LEFT      1
#define SCREEN_RIGHT     126

#define TITLE_LINE_Y     28
#define ZONE1_LINE_Y     60
#define ZONE2_LINE_Y     93



typedef struct
{
    uint16_t y_clear_start;  // 清除区域起始
    uint16_t y_clear_end;    // 清除区域结束
    uint16_t y_text;         // 文本基线
} ScreenZone_t;


static const ScreenZone_t g_zones[3] =
{
    {29, 60, 37},   // Zone1
    {61, 93, 69},   // Zone2
    {94, 126, 102}  // Zone3
};




/**
 * @brief 发送原始命令字符串到屏幕（阻塞直到发送完成）
 * @param cmd C 字符串，命令应以";\r\n"结尾
 * @return 0 成功, 负值 错误
 */
int Screen_SendCmd(const char *cmd);

void Screen_Init(void);

/* 常用封装 - 简短说明见各函数 */
/** 清屏，layer: 要清除的层号（通常为0） */
void Screen_Clear(uint8_t layer);
/** 按地址显示图片（addr 为闪存地址） */
void Screen_DisplayImage(uint32_t addr);
/** 设置背光，val: 0 最亮，255 最暗 */
void Screen_SetBrightness(uint8_t val);
/** 绘制 16 字号文本（不带背景） */
void Screen_DrawText16(uint16_t x, uint16_t y, const char *text, uint8_t color);

/* 额外封装命令 */
void Screen_SetRotation(uint8_t dir);
void Screen_SetBaud(uint32_t baud);
void Screen_DisplayImageAtAddr(uint32_t addr, uint16_t x, uint16_t y,
                               uint16_t w, uint16_t h, uint8_t mode);
void Screen_DisplayImageByIndex(uint32_t index, uint16_t x, uint16_t y,
                                uint16_t w, uint16_t h, uint8_t mode);
void Screen_Pixel(uint16_t x, uint16_t y, uint8_t color);
void Screen_Line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2,
                 uint8_t color);
void Screen_Box(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2,
                uint8_t color);
void Screen_BoxFill(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2,
                    uint8_t color);
void Screen_Circle(uint16_t x, uint16_t y, uint16_t r, uint8_t color);
void Screen_CircleFill(uint16_t x, uint16_t y, uint16_t r, uint8_t color);
void Screen_SetBGColor(uint8_t color);
void Screen_DrawText16V_GBK(uint16_t x, uint16_t y, const uint8_t *gbk_buf,
                            uint16_t gbk_len, uint8_t color);
/* 带/不带背景的文本 */
void Screen_DrawText16V(uint16_t x, uint16_t y, const char *text,
                        uint8_t color);
void Screen_DrawText24(uint16_t x, uint16_t y, const char *text, uint8_t color);
void Screen_DrawText24V(uint16_t x, uint16_t y, const char *text,
                        uint8_t color);
void Screen_DrawText32(uint16_t x, uint16_t y, const char *text, uint8_t color);
void Screen_DrawText32V(uint16_t x, uint16_t y, const char *text,
                        uint8_t color);
void Screen_DrawText48(uint16_t x, uint16_t y, const char *text, uint8_t color,
                       uint8_t transparent);

/* Button */
void Screen_Button(uint16_t x, uint16_t y, uint16_t w, uint16_t h,
                   const char *label, uint8_t fontColor, uint8_t bgColor,
                   uint8_t pressFlag, uint8_t style);

/* Qrcode */
void Screen_QRCode(uint16_t x, uint16_t y, const char *url);
void Screen_QRCodeEx(uint16_t x, uint16_t y, const char *url, uint16_t size,
                     uint8_t color);

// GBK
void Screen_DrawText16_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                           uint16_t len, uint8_t color);
void Screen_DrawText16V_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                            uint16_t len, uint8_t color);

void Screen_DrawText24_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                           uint16_t len, uint8_t color);
void Screen_DrawText24V_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                            uint16_t len, uint8_t color);

void Screen_DrawText32_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                           uint16_t len, uint8_t color);
void Screen_DrawText32V_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                            uint16_t len, uint8_t color);

void Screen_DrawText48_GBK(uint16_t x, uint16_t y, const uint8_t *gbk,
                           uint16_t len, uint8_t color, uint8_t transparent);

// 清空屏幕相关
void Screen_ClearZone(uint8_t zone);
void Screen_ClearAllZones(void);

// 显示相关

void Screen_ShowInZone(uint8_t zone, const uint8_t * text,uint16_t text_len);

#ifdef __cplusplus
}
#endif

#endif /* __SCREEN_H__ */