text: /**
    ******************************************************************************
    * @file    BSP/Src/lcd.c 
    * @author  MCD Application Team
    * @version V1.5.0
    * @date    14-April-2017
    * @brief   This example code shows how to use LCD drawing features.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "main.h"
  
  /** @addtogroup STM32F1xx_HAL_Examples
    * @{
    */
  
  /** @addtogroup BSP
    * @{
    */
  
  /* Private typedef -----------------------------------------------------------*/
  /* Private define ------------------------------------------------------------*/
  #define LCD_FEATURES_NUM                3
  /* Private macro -------------------------------------------------------------*/
  /* Private variables ---------------------------------------------------------*/
  static uint8_t LCD_Feature = 0;
  /* Private function prototypes -----------------------------------------------*/
  static void LCD_SetHint(void);
  static void LCD_Show_Feature(uint8_t feature);
  /* Private functions ---------------------------------------------------------*/
  
  /**
    * @brief  LCD demo
    * @param  None
    * @retval None
    */
  void LCD_demo (void)
  { 
    LCD_SetHint();
    LCD_Feature = 0;
    LCD_Show_Feature (LCD_Feature); 
    
    while (1)
    {
      
      if(CheckForUserInput() > 0)
      {
        if(++LCD_Feature < LCD_FEATURES_NUM)
        {
         LCD_Show_Feature (LCD_Feature); 
        }
        else
        {
          return;
        }
      }
      HAL_Delay(100);
    }
  }
  
  /**
    * @brief  Display LCD demo hint
    * @param  None
    * @retval None
    */
  static void LCD_SetHint(void)
  {
    /* Clear the LCD */ 
    BSP_LCD_Clear(LCD_COLOR_WHITE);
    
    /* Set LCD Demo description */
    BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
    BSP_LCD_FillRect(0, 0, BSP_LCD_GetXSize(), 80);
    BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
    BSP_LCD_SetBackColor(LCD_COLOR_BLUE); 
    BSP_LCD_SetFont(&Font24);
    BSP_LCD_DisplayStringAt(0, 0, (uint8_t *)"LCD", CENTER_MODE);
    BSP_LCD_SetFont(&Font12);
    BSP_LCD_DisplayStringAt(0, 30, (uint8_t *)"This example shows the different", CENTER_MODE);
    BSP_LCD_DisplayStringAt(0, 45, (uint8_t *)"LCD Features, use Key push-button", CENTER_MODE); 
    BSP_LCD_DisplayStringAt(0, 60, (uint8_t *)"to display next page", CENTER_MODE); 
  
     /* Set the LCD Text Color */
    BSP_LCD_SetTextColor(LCD_COLOR_BLUE);  
    BSP_LCD_DrawRect(10, 90, BSP_LCD_GetXSize() - 20, BSP_LCD_GetYSize()- 100);
    BSP_LCD_DrawRect(11, 91, BSP_LCD_GetXSize() - 22, BSP_LCD_GetYSize()- 102);
   }
  
  /**
    * @brief  Show LCD Features
    * @param  feature : feature index
    * @retval None
    */
  static void LCD_Show_Feature(uint8_t feature)
  {
    Point Points[]= {{20, 150}, {80, 150}, {80, 200}};
    Point Points2[]= {{BSP_LCD_GetXSize() - 80, 150}, {BSP_LCD_GetXSize() - 20, 150}, {BSP_LCD_GetXSize() - 20, 200}};
    
    BSP_LCD_SetBackColor(LCD_COLOR_WHITE);  
    BSP_LCD_SetTextColor(LCD_COLOR_WHITE);    
    BSP_LCD_FillRect(12, 92, BSP_LCD_GetXSize() - 24, BSP_LCD_GetYSize()- 104);
    BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
  
    switch (feature)
    {
    case 0:
      /* Text Feature */
      
      BSP_LCD_DisplayStringAt(14, 100, (uint8_t *)"Left aligned Text", LEFT_MODE); 
      BSP_LCD_DisplayStringAt(0, 115, (uint8_t *)"Center aligned Text", CENTER_MODE); 
      BSP_LCD_DisplayStringAt(14, 130, (uint8_t*)"Right aligned Text", RIGHT_MODE);
      BSP_LCD_SetFont(&Font24);
      BSP_LCD_DisplayStringAt(14, 180, (uint8_t *)"Font24", LEFT_MODE); 
      BSP_LCD_SetFont(&Font20);
      BSP_LCD_DisplayStringAt(BSP_LCD_GetXSize()/2 -20, 180, (uint8_t *)"Font20", LEFT_MODE); 
      BSP_LCD_SetFont(&Font16);
      BSP_LCD_DisplayStringAt(BSP_LCD_GetXSize() - 80, 184, (uint8_t *)"Font16", LEFT_MODE); 
      break;
      
    case 1:
      
      /* Draw misc. Shapes */
      BSP_LCD_SetTextColor(LCD_COLOR_BLACK); 
      BSP_LCD_DrawRect(20, 100, 60 , 40);
      BSP_LCD_FillRect(100, 100, 60 , 40); 
      
      BSP_LCD_SetTextColor(LCD_COLOR_GRAY); 
      BSP_LCD_DrawCircle(BSP_LCD_GetXSize() - 120, 120, 20);
      BSP_LCD_FillCircle(BSP_LCD_GetXSize() - 40, 120, 20);
      
      BSP_LCD_SetTextColor(LCD_COLOR_GREEN); 
      BSP_LCD_DrawPolygon(Points, 3);
      
      BSP_LCD_SetTextColor(LCD_COLOR_RED); 
      BSP_LCD_DrawEllipse(130, 170, 30, 20);
      BSP_LCD_FillEllipse(200, 170, 30, 20);
      
      BSP_LCD_SetTextColor(LCD_COLOR_BLACK); 
      BSP_LCD_DrawHLine(20, BSP_LCD_GetYSize() - 30, BSP_LCD_GetXSize() / 5);
      BSP_LCD_DrawLine (100, BSP_LCD_GetYSize() - 20, 230, BSP_LCD_GetYSize()- 50);
      BSP_LCD_DrawLine (100, BSP_LCD_GetYSize()- 50, 230, BSP_LCD_GetYSize()- 20);
      
      BSP_LCD_SetTextColor(LCD_COLOR_GREEN); 
      BSP_LCD_FillPolygon(Points2, 3);
      break;
      
    case 2:
      /* Draw Bitmap */
      BSP_LCD_DrawBitmap(20, 100, (uint8_t *)stlogo);
      HAL_Delay(500);
      
      BSP_LCD_DrawBitmap(BSP_LCD_GetXSize()/2 - 40, 100, (uint8_t *)stlogo);
      HAL_Delay(500);    
      
      BSP_LCD_DrawBitmap(BSP_LCD_GetXSize()-100, 100, (uint8_t *)stlogo);
      HAL_Delay(500);
  
      BSP_LCD_DrawBitmap(20, BSP_LCD_GetYSize()- 80, (uint8_t *)stlogo);
      HAL_Delay(500);
      
      BSP_LCD_DrawBitmap(BSP_LCD_GetXSize()/2 - 40, BSP_LCD_GetYSize()- 80, (uint8_t *)stlogo);
      HAL_Delay(500);     
  
      BSP_LCD_DrawBitmap(BSP_LCD_GetXSize()-100, BSP_LCD_GetYSize()- 80, (uint8_t *)stlogo);
      HAL_Delay(500);    
      break;
    }
  }
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  