#ifndef __INTERFACE_H_
#define __INTERFACE_H_

#include "periph_general.h"
#include "i2c_lcd.h"


extern LCDI2C_HandleTypeDef hlcd1;
extern TIM_EncoderTypeDef henc1;


typedef enum
{
	NOTHING_SELECTED,
	PWM_VALUE_SELECTED,
	PWM_HZ_SELECTED,
	PWM_DUTYBRIDGE_SELECTED,
	
	NOTHING_COIL_SELECTED,
	PWM_COIL_DC_SELECTED,
	PWM_COIL_BRIDGE_SELECTED,
	PWM_COIL_PHASE_SELECTED,
	PWM_COIL_POLARITY_SELECTED,
}CurrentSelection_TypeDef;

typedef struct
{
	unsigned										PWM_Value:1;
	unsigned										PWM_Hz:1;
	unsigned										PWM_DutyBridge:1;
	unsigned										reserved:1;	
	unsigned										PWM_DC:1;
	unsigned										PWM_BRIDGE:1;
	unsigned										PWM_PHASE:1;
	unsigned										PWM_POLARITY:1;
}Menu_HandleTypeDef;
typedef struct
{
	Menu_HandleTypeDef					MenuItems;
	Menu_HandleTypeDef					DisplayingItems;
	CurrentSelection_TypeDef 		CurrentSelection;	
	uint8_t											MenuNumber;
	unsigned										FineChanging:1;
	int8_t											StartMenuItem;
	
	uint32_t										Encoder_Shdw;
	uint32_t										Switch_Shdw;
	uint32_t										Switch_prevTick;
	uint32_t										DoubleClick_Timeout;
}Interface_HandleTypeDef;


#define Menu_Size		3
#define Menu_Coil_Size		4

#define Menu_PWM_Value				(1<<0)
#define Menu_PWM_Hz						(1<<1)
#define Menu_PWM_DutyBridge		(1<<2)

#define Menu_PWM_DC						(1<<4)
#define Menu_PWM_BRIDGE				(1<<5)
#define Menu_PWM_PHASE				(1<<6)
#define Menu_PWM_POLARITY			(1<<7)

void UpdateInterfaceStruct(void);
void ReadEncoder(TIM_EncoderTypeDef *henc, LCDI2C_HandleTypeDef *hlcd);
void UpdateLCDDisplay(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_Value(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_Hz(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_DutyBridge(LCDI2C_HandleTypeDef *hlcd);


void Display_PWM_DC(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_BRIDGE(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_PHASE(LCDI2C_HandleTypeDef *hlcd);
void Display_PWM_POLARITY(LCDI2C_HandleTypeDef *hlcd);
uint8_t LCD_DisplayMenuCoils(LCDI2C_HandleTypeDef *hlcd, uint8_t *menu, int8_t disp_cnt);
uint8_t LCD_DisplayMenuRegisters(LCDI2C_HandleTypeDef *hlcd, uint8_t *menu, int8_t disp_cnt);



/** 
	* @brief 	First initialization of LCD.
	* @note		This called from main
	*/
void LCD_FirstInit(void);

/** 
	* @brief 	First initialization of Encoder Timer.
	* @note		This called from main
	*/
void EncoderFirstInit(void);

#endif // __INTERFACE_H_