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/**
******************************************************************************
* @file Audio/Audio_playback_and_record/Src/menu.c
* @author MCD Application Team
* @brief This file implements Menu Functions
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "waveplayer.h"
#include "waverecorder.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define TOUCH_RECORD_XMIN 370
#define TOUCH_RECORD_XMAX 430
#define TOUCH_RECORD_YMIN 260
#define TOUCH_RECORD_YMAX 320
#define TOUCH_PLAYBACK_XMIN 200
#define TOUCH_PLAYBACK_XMAX 260
#define TOUCH_PLAYBACK_YMIN 260
#define TOUCH_PLAYBACK_YMAX 320
/* Private macro -------------------------------------------------------------*/
/* Global extern variables ---------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
AUDIO_DEMO_StateMachine AudioDemo;
AUDIO_PLAYBACK_StateTypeDef AudioState;
/* Private function prototypes -----------------------------------------------*/
static void AUDIO_ChangeSelectMode(AUDIO_DEMO_SelectMode select_mode);
static void LCD_ClearTextZone(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief Manages AUDIO Menu Process.
* @param None
* @retval None
*/
void AUDIO_MenuProcess(void)
{
AUDIO_ErrorTypeDef status;
TS_StateTypeDef TS_State;
Point PlaybackLogoPoints[] = {{TOUCH_PLAYBACK_XMIN, TOUCH_PLAYBACK_YMIN},
{TOUCH_PLAYBACK_XMAX, (TOUCH_PLAYBACK_YMIN+TOUCH_PLAYBACK_YMAX)/2},
{TOUCH_PLAYBACK_XMIN, TOUCH_PLAYBACK_YMAX}};
if(AppliState == APPLICATION_READY)
{
switch(AudioDemo.state)
{
case AUDIO_DEMO_IDLE:
AudioDemo.state = AUDIO_DEMO_WAIT;
BSP_LCD_SetFont(&LCD_LOG_HEADER_FONT);
BSP_LCD_ClearStringLine(14); /* Clear touch screen buttons dedicated zone */
BSP_LCD_ClearStringLine(15);
BSP_LCD_ClearStringLine(16);
BSP_LCD_ClearStringLine(17);
BSP_LCD_ClearStringLine(18);
BSP_LCD_ClearStringLine(19);
BSP_LCD_ClearStringLine(20);
BSP_LCD_SetTextColor(LCD_COLOR_CYAN);
BSP_LCD_FillPolygon(PlaybackLogoPoints, 3); /* Playback sign */
BSP_LCD_FillCircle((TOUCH_RECORD_XMAX+TOUCH_RECORD_XMIN)/2, /* Record circle */
(TOUCH_RECORD_YMAX+TOUCH_RECORD_YMIN)/2,
(TOUCH_RECORD_XMAX-TOUCH_RECORD_XMIN)/2);
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_SetFont(&LCD_LOG_HEADER_FONT);
BSP_LCD_DisplayStringAtLine(14, (uint8_t *)" Use touch screen to enter playback or record menu");
BSP_LCD_SetFont(&LCD_LOG_TEXT_FONT);
break;
case AUDIO_DEMO_WAIT:
BSP_TS_GetState(&TS_State);
if(TS_State.touchDetected == 1)
{
if ((TS_State.touchX[0] > TOUCH_RECORD_XMIN-20) && (TS_State.touchX[0] < TOUCH_RECORD_XMAX+20) &&
(TS_State.touchY[0] > TOUCH_RECORD_YMIN-20) && (TS_State.touchY[0] < TOUCH_RECORD_YMAX+20))
{
AudioDemo.state = AUDIO_DEMO_IN;
}
else if ((TS_State.touchX[0] > TOUCH_PLAYBACK_XMIN-20) && (TS_State.touchX[0] < TOUCH_PLAYBACK_XMAX+20) &&
(TS_State.touchY[0] > TOUCH_PLAYBACK_YMIN-20) && (TS_State.touchY[0] < TOUCH_PLAYBACK_YMAX+20))
{
AudioDemo.state = AUDIO_DEMO_PLAYBACK;
}
else
{
AudioDemo.state = AUDIO_DEMO_EXPLORE;
}
/* Wait for touch released */
do
{
BSP_TS_GetState(&TS_State);
}while(TS_State.touchDetected > 0);
}
break;
case AUDIO_DEMO_EXPLORE:
if(AppliState == APPLICATION_READY)
{
if(AUDIO_ShowWavFiles() > 0)
{
LCD_ErrLog("There is no WAV file on the USB Key.\n");
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
else
{
AudioDemo.state = AUDIO_DEMO_WAIT;
}
}
else
{
AudioDemo.state = AUDIO_DEMO_WAIT;
}
break;
case AUDIO_DEMO_PLAYBACK:
if(AppliState == APPLICATION_READY)
{
if(AudioState == AUDIO_STATE_IDLE)
{
if(AUDIO_ShowWavFiles() > 0)
{
LCD_ErrLog("There is no WAV file on the USB Key.\n");
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
else
{
/* Start Playing */
AudioState = AUDIO_STATE_INIT;
}
/* Clear the LCD */
LCD_ClearTextZone();
if(AUDIO_PLAYER_Start(0) == AUDIO_ERROR_IO)
{
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
}
else /* Not idle */
{
if(AUDIO_PLAYER_Process() == AUDIO_ERROR_IO)
{
/* Clear the LCD */
LCD_ClearTextZone();
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
}
}
else
{
AudioDemo.state = AUDIO_DEMO_WAIT;
}
break;
case AUDIO_DEMO_IN:
if(AppliState == APPLICATION_READY)
{
if(AudioState == AUDIO_STATE_IDLE)
{
/* Start Playing */
AudioState = AUDIO_STATE_INIT;
/* Clear the LCD */
LCD_ClearTextZone();
/* Init storage */
AUDIO_StorageInit();
/* Configure the audio recorder: sampling frequency, bits-depth, number of channels */
if(AUDIO_REC_Start() == AUDIO_ERROR_IO)
{
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
}
else /* Not idle */
{
status = AUDIO_REC_Process();
if((status == AUDIO_ERROR_IO) || (status == AUDIO_ERROR_EOF))
{
/* Clear the LCD */
LCD_ClearTextZone();
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
AudioDemo.state = AUDIO_DEMO_IDLE;
}
}
}
else
{
AudioDemo.state = AUDIO_DEMO_WAIT;
}
break;
default:
break;
}
}
if(AppliState == APPLICATION_DISCONNECT)
{
AppliState = APPLICATION_IDLE;
AUDIO_ChangeSelectMode(AUDIO_SELECT_MENU);
BSP_AUDIO_OUT_Stop(CODEC_PDWN_SW);
}
}
/*******************************************************************************
Static Functions
*******************************************************************************/
/**
* @brief Changes the selection mode.
* @param select_mode: Selection mode
* @retval None
*/
static void AUDIO_ChangeSelectMode(AUDIO_DEMO_SelectMode select_mode)
{
if(select_mode == AUDIO_SELECT_MENU)
{
LCD_LOG_UpdateDisplay();
AudioDemo.state = AUDIO_DEMO_IDLE;
}
else if(select_mode == AUDIO_PLAYBACK_CONTROL)
{
LCD_ClearTextZone();
}
}
/**
* @brief Clears the text zone.
* @param None
* @retval None
*/
static void LCD_ClearTextZone(void)
{
uint8_t i = 0;
for(i= 0; i < 13; i++)
{
BSP_LCD_ClearStringLine(i + 3);
}
}