/**
  ******************************************************************************
  * @file    usbh_usr.c
  * @author  MCD Application Team
  * @version V2.1.0
  * @date    19-March-2012
  * @brief   This file includes the user application layer
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */ 

/* Includes ------------------------------------------------------------------*/
#include "lcd_log.h"
#include "usbh_usr.h"
#include "usbh_hid_mouse.h"
#include "usbh_hid_keybd.h"

/** @addtogroup USBH_USER
* @{
*/

/** @addtogroup USBH_HID_DEMO_USER_CALLBACKS
* @{
*/

/** @defgroup USBH_USR
* @brief This file is the Header file for usbh_usr.c
* @{
*/ 


/** @defgroup USBH_CORE_Exported_TypesDefinitions
* @{
*/ 
#define KYBRD_FIRST_COLUMN               (uint16_t)319
#define KYBRD_LAST_COLUMN                (uint16_t)7
#define KYBRD_FIRST_LINE                 (uint8_t)120
#define KYBRD_LAST_LINE                  (uint8_t)200


/**
* @}
*/ 
uint8_t  KeybrdCharXpos           = 0;
uint16_t KeybrdCharYpos           = 0;
extern  int16_t  x_loc, y_loc; 
extern __IO int16_t  prev_x, prev_y;

/** @addtogroup USER
* @{
*/

/** @defgroup USBH_USR 
* @brief    This file includes the user application layer
* @{
*/ 

/** @defgroup USBH_CORE_Exported_Types
* @{
*/ 



/** @defgroup USBH_USR_Private_Defines
* @{
*/ 
/**
* @}
*/ 


/** @defgroup USBH_USR_Private_Macros
* @{
*/ 
/**
* @}
*/ 

/** @defgroup USBH_USR_Private_Variables
* @{
*/
extern USB_OTG_CORE_HANDLE           USB_OTG_Core_dev;
/*  Points to the DEVICE_PROP structure of current device */
/*  The purpose of this register is to speed up the execution */

USBH_Usr_cb_TypeDef USR_Callbacks =
{
  USBH_USR_Init,
  USBH_USR_DeInit,
  USBH_USR_DeviceAttached,
  USBH_USR_ResetDevice,
  USBH_USR_DeviceDisconnected,
  USBH_USR_OverCurrentDetected,
  USBH_USR_DeviceSpeedDetected,
  USBH_USR_Device_DescAvailable,
  USBH_USR_DeviceAddressAssigned,
  USBH_USR_Configuration_DescAvailable,
  USBH_USR_Manufacturer_String,
  USBH_USR_Product_String,
  USBH_USR_SerialNum_String,
  USBH_USR_EnumerationDone,
  USBH_USR_UserInput,
  NULL,
  USBH_USR_DeviceNotSupported,
  USBH_USR_UnrecoveredError
};

/**
* @}
*/

/** @defgroup USBH_USR_Private_Constants
* @{
*/ 
/*--------------- LCD Messages ---------------*/
const uint8_t MSG_HOST_INIT[]          = "> Host Library Initialized\n";
const uint8_t MSG_DEV_ATTACHED[]       = "> Device Attached\n";
const uint8_t MSG_DEV_DISCONNECTED[]   = "> Device Disconnected\n";
const uint8_t MSG_DEV_ENUMERATED[]     = "> Enumeration completed\n";
const uint8_t MSG_DEV_HIGHSPEED[]      = "> High speed device detected\n";
const uint8_t MSG_DEV_FULLSPEED[]      = "> Full speed device detected\n";
const uint8_t MSG_DEV_LOWSPEED[]       = "> Low speed device detected\n";
const uint8_t MSG_DEV_ERROR[]          = "> Device fault \n";

const uint8_t MSG_MSC_CLASS[]          = "> Mass storage device connected\n";
const uint8_t MSG_HID_CLASS[]          = "> HID device connected\n";

const uint8_t USB_HID_MouseStatus[]    = "> HID Demo Device : Mouse\n";
const uint8_t USB_HID_KeybrdStatus[]   = "> HID Demo Device : Keyboard\n";
const uint8_t MSG_UNREC_ERROR[]        = "> UNRECOVERED ERROR STATE\n";
/**
* @}
*/



/** @defgroup USBH_USR_Private_FunctionPrototypes
* @{
*/ 
/**
* @}
*/ 


/** @defgroup USBH_USR_Private_Functions
* @{
*/ 





/**
* @brief  USBH_USR_Init 
*         Displays the message on LCD for host lib initialization
* @param  None
* @retval None
*/
void USBH_USR_Init(void)
{
  static uint8_t startup = 0;  
  RCC_ClocksTypeDef SYS_Clocks;
  if(startup == 0 )
  {
	STM_EVAL_LEDInit(LED1);
    STM_EVAL_LEDInit(LED2);
    STM_EVAL_LEDInit(LED3); 
    STM_EVAL_LEDInit(LED4);

    startup = 1;
    
    STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_GPIO);
    
#if defined (USE_STM324xG_EVAL)
  STM324xG_LCD_Init();
#else
 #error "Missing define: Evaluation board (ie. USE_STM322xG_EVAL)"
#endif

    LCD_LOG_Init();

#ifdef USE_USB_OTG_HS 
    LCD_LOG_SetHeader(" USB OTG HS HID Host");
#else
    LCD_LOG_SetHeader(" USB OTG FS HID Host");
#endif
/**/
	RCC_GetClocksFreq(&SYS_Clocks);
	LCD_UsrLog("> SYSCLK : %dM\n",(char ) (SYS_Clocks.SYSCLK_Frequency/1000000));
	LCD_UsrLog("> HCLK : %dM\n", (char )(SYS_Clocks.HCLK_Frequency/1000000));
	LCD_UsrLog("> PCLK1 : %dM\n",(char ) (SYS_Clocks.PCLK1_Frequency/1000000));
	LCD_UsrLog("> PCLK2 : %dM\n", (char )(SYS_Clocks.PCLK2_Frequency/1000000));
/**/
	LCD_UsrLog("> USB Host library started.\n"); 
    LCD_LOG_SetFooter ("     USB Host Library v2.1.0" );
  }
}

/**
* @brief  USBH_USR_DeviceAttached 
*         Displays the message on LCD on device attached
* @param  None
* @retval None
*/
void USBH_USR_DeviceAttached(void)
{  
  LCD_UsrLog ((void*)MSG_DEV_ATTACHED);  
}

/**
* @brief  USBH_USR_UnrecoveredError
* @param  None
* @retval None
*/
void USBH_USR_UnrecoveredError (void)
{
  LCD_ErrLog((void*)MSG_UNREC_ERROR);
}

/**
* @brief  USBH_DisconnectEvent
*         Device disconnect event
* @param  None
* @retval None
*/
void USBH_USR_DeviceDisconnected (void)
{
  
  LCD_SetBackColor(Black); 
  LCD_SetTextColor(Black);   
  
  LCD_LOG_ClearTextZone();

  LCD_DrawRect(MOUSE_WINDOW_X,
               MOUSE_WINDOW_Y, 
               MOUSE_WINDOW_HEIGHT,
               MOUSE_WINDOW_WIDTH);
  LCD_SetTextColor(White);    
  
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 42, "                                   ");
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 30, "                                   ");  
  
  LCD_ErrLog((void *)MSG_DEV_DISCONNECTED);
}

/**
* @brief  USBH_USR_ResetUSBDevice 
*         Reset USB Device
* @param  None
* @retval None
*/
void USBH_USR_ResetDevice(void)
{
  /* Users can do their application actions here for the USB-Reset */
}


/**
* @brief  USBH_USR_DeviceSpeedDetected 
*         Displays the message on LCD for device speed
* @param  Devicespeed : Device Speed
* @retval None
*/
void USBH_USR_DeviceSpeedDetected(uint8_t DeviceSpeed)
{
  if(DeviceSpeed == HPRT0_PRTSPD_HIGH_SPEED)
  {
    LCD_UsrLog((void *)MSG_DEV_HIGHSPEED);
  }  
  else if(DeviceSpeed == HPRT0_PRTSPD_FULL_SPEED)
  {
    LCD_UsrLog((void *)MSG_DEV_FULLSPEED);
  }
  else if(DeviceSpeed == HPRT0_PRTSPD_LOW_SPEED)
  {
    LCD_UsrLog((void *)MSG_DEV_LOWSPEED);
  }
  else
  {
    LCD_UsrLog((void *)MSG_DEV_ERROR);
  }
}

/**
* @brief  USBH_USR_Device_DescAvailable 
*         Displays the message on LCD for device descriptor
* @param  DeviceDesc : device descriptor
* @retval None
*/
void USBH_USR_Device_DescAvailable(void *DeviceDesc)
{
  uint8_t temp[50];    
  USBH_DevDesc_TypeDef *hs;
  hs = DeviceDesc;  
  
  
  sprintf((char *)temp , "VID : %04Xh\n" , (uint32_t)(*hs).idVendor); 
  LCD_UsrLog((void *)temp);
  
  
  sprintf((char *)temp , "PID : %04Xh\n" , (uint32_t)(*hs).idProduct); 
  LCD_UsrLog((void *)temp);
}

/**
* @brief  USBH_USR_DeviceAddressAssigned 
*         USB device is successfully assigned the Address 
* @param  None
* @retval None
*/
void USBH_USR_DeviceAddressAssigned(void)
{
  
}


/**
* @brief  USBH_USR_Conf_Desc 
*         Displays the message on LCD for configuration descriptor
* @param  ConfDesc : Configuration descriptor
* @retval None
*/
void USBH_USR_Configuration_DescAvailable(USBH_CfgDesc_TypeDef * cfgDesc,
                                          USBH_InterfaceDesc_TypeDef *itfDesc,
                                          USBH_EpDesc_TypeDef *epDesc)
{
  USBH_InterfaceDesc_TypeDef *id;
  
  id = itfDesc;  
  
  if((*id).bInterfaceClass  == 0x08)
  {
    LCD_UsrLog((void *)MSG_MSC_CLASS);
  }
  else if((*id).bInterfaceClass  == 0x03)
  {
    LCD_UsrLog((void *)MSG_HID_CLASS);
  }   
}

/**
* @brief  USBH_USR_Manufacturer_String 
*         Displays the message on LCD for Manufacturer String 
* @param  ManufacturerString : Manufacturer String of Device
* @retval None
*/
void USBH_USR_Manufacturer_String(void *ManufacturerString)
{
  char temp[100];
  sprintf(temp, "Manufacturer : %s\n", (char *)ManufacturerString);
  LCD_UsrLog((void *)temp);
  
}

/**
* @brief  USBH_USR_Product_String 
*         Displays the message on LCD for Product String
* @param  ProductString : Product String of Device
* @retval None
*/
void USBH_USR_Product_String(void *ProductString)
{
  char temp[100];
  sprintf((char *)temp, "Product : %s\n", (char *)ProductString);  
  LCD_UsrLog((void *)temp);
  
}

/**
* @brief  USBH_USR_SerialNum_String 
*         Displays the message on LCD for SerialNum_String 
* @param  SerialNumString : SerialNum_String of device
* @retval None
*/
void USBH_USR_SerialNum_String(void *SerialNumString)
{
  uint8_t temp[100];
  sprintf((char *)temp, "Serial Number : %s\n", (char *)SerialNumString);    
  LCD_UsrLog((void *)temp);
} 

/**
* @brief  EnumerationDone 
*         User response request is displayed to ask for
*         application jump to class
* @param  None
* @retval None
*/
void USBH_USR_EnumerationDone(void)
{
  /* Enumeration complete */
  LCD_UsrLog((void *)MSG_DEV_ENUMERATED);
  LCD_SetTextColor(Green);
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 45, "To start the HID class operations: " );
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 30, "Press USER KEY....." );
  LCD_SetTextColor(LCD_LOG_DEFAULT_COLOR);   
} 

/**
* @brief  USBH_USR_DeviceNotSupported
*         Device is not supported
* @param  None
* @retval None
*/
void USBH_USR_DeviceNotSupported(void)
{
  LCD_UsrLog ("> Device not supported.\n");              
  
}  


/**
* @brief  USBH_USR_UserInput
*         User Action for application state entry
* @param  None
* @retval USBH_USR_Status : User response for key button
*/
USBH_USR_Status USBH_USR_UserInput(void)
{
  
  USBH_USR_Status usbh_usr_status;
  
  usbh_usr_status = USBH_USR_NO_RESP;  
  
  /*Key B3 is in polling mode to detect user action */
  if(STM_EVAL_PBGetState(Button_KEY) == RESET) 
  {
    
    usbh_usr_status = USBH_USR_RESP_OK;
    
  }
  
  
  return usbh_usr_status;
  
} 

/**
* @brief  USBH_USR_OverCurrentDetected
*         Device Overcurrent detection event
* @param  None
* @retval None
*/
void USBH_USR_OverCurrentDetected (void)
{
   LCD_ErrLog ("Overcurrent detected.\n");
  
}

/**
* @brief  USR_MOUSE_Init
*         Init Mouse window
* @param  None
* @retval None
*/
void USR_MOUSE_Init	(void)
{
  
  LCD_UsrLog((void*)USB_HID_MouseStatus); 
  LCD_UsrLog("\n\n\n\n\n\n\n\n");
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 42, "                                   ");
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 30, "                                   ");
    
  /* Display Mouse Window */
  LCD_DrawRect(MOUSE_WINDOW_X,
               MOUSE_WINDOW_Y, 
               MOUSE_WINDOW_HEIGHT,
               MOUSE_WINDOW_WIDTH);
  
  HID_MOUSE_ButtonReleased(0);
  HID_MOUSE_ButtonReleased(1);
  HID_MOUSE_ButtonReleased(2);
  

  LCD_SetTextColor(LCD_COLOR_GREEN);
  LCD_SetBackColor(LCD_COLOR_BLACK);
  
  LCD_DisplayChar(MOUSE_WINDOW_X + 1,
                            MOUSE_WINDOW_Y - 1,
                            'x');
  x_loc  = 0;
  y_loc  = 0; 
  prev_x = 0;
  prev_y = 0;
  
}

/**
* @brief  USR_MOUSE_ProcessData
*         Process Mouse data
* @param  data : Mouse data to be displayed
* @retval None
*/
void USR_MOUSE_ProcessData(HID_MOUSE_Data_TypeDef *data)
{
  
  uint8_t idx = 1;   
  static uint8_t b_state[3] = { 0, 0 , 0};
  
  if ((data->x != 0) && (data->y != 0))
  {
    HID_MOUSE_UpdatePosition(data->x , data->y);
  }
  
  for ( idx = 0 ; idx < 3 ; idx ++)
  {
    
    if(data->button & (0x01 << idx)) 
    {
      if(b_state[idx] == 0)
      {
        HID_MOUSE_ButtonPressed (idx);
        b_state[idx] = 1;
      }
    }
    else
    {
      if(b_state[idx] == 1)
      {
        HID_MOUSE_ButtonReleased (idx);
        b_state[idx] = 0;
      }
    }
  }
  
  
}

/**
* @brief  USR_KEYBRD_Init
*         Init Keyboard window
* @param  None
* @retval None
*/
void  USR_KEYBRD_Init (void)
{

  LCD_UsrLog((void*)USB_HID_KeybrdStatus); 
  LCD_UsrLog("> Use Keyboard to tape characters: \n\n");   
  LCD_UsrLog("\n\n\n\n\n\n");
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 42, "                                   ");
  LCD_DisplayStringLine( LCD_PIXEL_HEIGHT - 30, "                                   ");  
    
  LCD_SetTextColor(Green);

  
  KeybrdCharXpos = KYBRD_FIRST_LINE;
  KeybrdCharYpos = KYBRD_FIRST_COLUMN;
}


/**
* @brief  USR_KEYBRD_ProcessData
*         Process Keyboard data
* @param  data : Keyboard data to be displayed
* @retval None
*/
void  USR_KEYBRD_ProcessData (uint8_t data)
{
  
  
  if(data == '\n')
  {
    KeybrdCharYpos = KYBRD_FIRST_COLUMN;
    
    /*Increment char X position*/
    KeybrdCharXpos+=SMALL_FONT_LINE_WIDTH;
    
  }
  else if (data == '\r')
  {
    /* Manage deletion of charactter and upadte cursor location*/
    if( KeybrdCharYpos == KYBRD_FIRST_COLUMN) 
    {
      /*First character of first line to be deleted*/
      if(KeybrdCharXpos == KYBRD_FIRST_LINE)
      {  
        KeybrdCharYpos =KYBRD_FIRST_COLUMN; 
      }
      else
      {
        KeybrdCharXpos-=SMALL_FONT_LINE_WIDTH;
        KeybrdCharYpos =(KYBRD_LAST_COLUMN+SMALL_FONT_COLUMN_WIDTH); 
      }
    }
    else
    {
      KeybrdCharYpos +=SMALL_FONT_COLUMN_WIDTH;                  
      
    } 
    LCD_DisplayChar(KeybrdCharXpos,KeybrdCharYpos, ' '); 
  }
  else
  {
    LCD_DisplayChar(KeybrdCharXpos,KeybrdCharYpos, data);    
    /* Update the cursor position on LCD */
    
    /*Increment char Y position*/
    KeybrdCharYpos -=SMALL_FONT_COLUMN_WIDTH;
    
    /*Check if the Y position has reached the last column*/
    if(KeybrdCharYpos == KYBRD_LAST_COLUMN)
    {
      KeybrdCharYpos = KYBRD_FIRST_COLUMN;
      
      /*Increment char X position*/
      KeybrdCharXpos+=SMALL_FONT_LINE_WIDTH;
      
    }
  }
}

/**
* @brief  USBH_USR_DeInit
*         Deint User state and associated variables
* @param  None
* @retval None
*/
void USBH_USR_DeInit(void)
{
}

/**
* @}
*/ 

/**
* @}
*/ 

/**
* @}
*/

/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

