#include "display.h"

#ifndef OTM80009A_H
#define OTM80009A_H

#define OTM8009A_CMD_NOP 0x00 // NOP command
#define OTM8009A_CMD_SWRESET 0x01 // Sw reset command
#define OTM8009A_CMD_RDDMADCTL 0x0B // Read Display MADCTR command : read memory display access ctrl
#define OTM8009A_CMD_RDDCOLMOD 0x0C // Read Display pixel format
#define OTM8009A_CMD_SLPIN 0x10 // Sleep In command
#define OTM8009A_CMD_SLPOUT 0x11 // Sleep Out command
#define OTM8009A_CMD_PTLON 0x12 // Partial mode On command

#define OTM8009A_CMD_DISPOFF 0x28 // Display Off command
#define OTM8009A_CMD_DISPON 0x29 // Display On command

#define OTM8009A_CMD_CASET 0x2A // Column address set command
#define OTM8009A_CMD_PASET 0x2B // Page address set command

#define OTM8009A_CMD_RAMWR 0x2C // Memory (GRAM) write command
#define OTM8009A_CMD_RAMRD 0x2E // Memory (GRAM) read command

#define OTM8009A_CMD_PLTAR 0x30 // Partial area command (4 parameters)

#define OTM8009A_CMD_TEOFF 0x34 // Tearing Effect Line Off command : command with no parameter

#define OTM8009A_CMD_TEEON 0x35 // Tearing Effect Line On command : command with 1 parameter 'TELOM'

// Parameter TELOM : Tearing Effect Line Output Mode : possible values
#define OTM8009A_TEEON_TELOM_VBLANKING_INFO_ONLY 0x00
#define OTM8009A_TEEON_TELOM_VBLANKING_AND_HBLANKING_INFO 0x01

#define OTM8009A_CMD_MADCTR 0x36 // Memory Access write control command

// Possible used values of MADCTR
#define OTM8009A_MADCTR_MODE_PORTRAIT 0x00
#define OTM8009A_MADCTR_MODE_LANDSCAPE 0x60 // MY = 0, MX = 1, MV = 1, ML = 0, RGB = 0

#define OTM8009A_CMD_IDMOFF 0x38 // Idle mode Off command
#define OTM8009A_CMD_IDMON 0x39 // Idle mode On command

#define OTM8009A_CMD_COLMOD 0x3A // Interface Pixel format command

// Possible values of COLMOD parameter corresponding to used pixel formats
#define OTM8009A_COLMOD_RGB565 0x55
#define OTM8009A_COLMOD_RGB888 0x77
#define OTM8009A_COLMOD_RGB888_3T 0b11100111

#define OTM8009A_CMD_RAMWRC 0x3C // Memory write continue command
#define OTM8009A_CMD_RAMRDC 0x3E // Memory read continue command

#define OTM8009A_CMD_WRTESCN 0x44 // Write Tearing Effect Scan line command
#define OTM8009A_CMD_RDSCNL 0x45 // Read  Tearing Effect Scan line command

// CABC Management : ie : Content Adaptive Back light Control in IC OTM8009a
#define OTM8009A_CMD_WRDISBV 0x51 // Write Display Brightness command
#define OTM8009A_CMD_WRCTRLD 0x53 // Write CTRL Display command
#define OTM8009A_CMD_WRCABC 0x55 // Write Content Adaptive Brightness command
#define OTM8009A_CMD_WRCABCMB 0x5E // Write CABC Minimum Brightness command

#define OTM8009A_CMD_ID1 0xDA // Read ID1 command
#define OTM8009A_CMD_ID2 0xDB // Read ID2 command
#define OTM8009A_CMD_ID3 0xDC // Read ID3 command

typedef enum {
  OTM8009A_35HZ = 0,
  OTM8009A_40HZ = 1,
  OTM8009A_45HZ = 2,
  OTM8009A_50HZ = 3,
  OTM8009A_55HZ = 4,
  OTM8009A_60HZ = 5,
  OTM8009A_70HZ = 6,
} otm8009a_frame_rates_t;

typedef enum {
  OTM8009A_COLORMAP_RGB,
  OTM8009A_COLORMAP_BGR,
} otm8009a_colormap_t;

typedef enum {
  OTM8009A_MODE_PORTRAIT,
  OTM8009A_MODE_LANDSCAPE,
} otm8009a_mode_t;

void otm8009_init(display_t *display, otm8009a_mode_t mode,
                  otm8009a_frame_rates_t frame_rate,
                  otm8009a_colormap_t colormap,
                  uint16_t width, uint16_t height);

#endif // OTM80009A_H