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/**
******************************************************************************
* @file BSP/Src/lcd.c
* @author MCD Application Team
* @brief This example code shows how to use LCD drawing features.
******************************************************************************
* @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 "main.h"
#include "image_f4.h"
/** @addtogroup STM32F4xx_HAL_Examples
* @{
*/
/** @addtogroup BSP
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define LCD_FEATURES_NUM 4
#define HEADBAND_HEIGHT 64
/* 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(), HEADBAND_HEIGHT);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_SetFont(&Font16);
BSP_LCD_DisplayStringAt(0, 1, (uint8_t *)"LCD", CENTER_MODE);
BSP_LCD_SetFont(&Font12);
BSP_LCD_DisplayStringAt(0, 20, (uint8_t *)"This example shows LCD", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 35, (uint8_t *)"features, press button", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 50, (uint8_t *)"to display next page", CENTER_MODE);
}
/**
* @brief Show LCD Features
* @param feature : feature index
* @retval None
*/
static void LCD_Show_Feature(uint8_t feature)
{
Point Points[]= {{20, 120}, {80, 120}, {80, 170}};
Point Points2[]= {{100, 120}, {160, 120}, {160, 170}};
BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_FillRect(0, HEADBAND_HEIGHT, BSP_LCD_GetXSize(), BSP_LCD_GetYSize() - HEADBAND_HEIGHT);
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
switch (feature)
{
case 0:
/* Text Feature */
BSP_LCD_DisplayStringAt(0, 70, (uint8_t *)"Left aligned Text", LEFT_MODE);
BSP_LCD_DisplayStringAt(0, 85, (uint8_t *)"Center aligned Text", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 100, (uint8_t *)"Right aligned Text", RIGHT_MODE);
BSP_LCD_SetFont(&Font24);
BSP_LCD_DisplayStringAt(0, 118, (uint8_t *)"Font24", CENTER_MODE);
BSP_LCD_SetFont(&Font20);
BSP_LCD_DisplayStringAt(0, 140, (uint8_t *)"Font20", CENTER_MODE);
BSP_LCD_SetFont(&Font16);
BSP_LCD_DisplayStringAt(0, 160, (uint8_t *)"Font16", CENTER_MODE);
break;
case 1:
/* Draw misc. Shapes */
BSP_LCD_SetTextColor(LCD_COLOR_GRAY);
BSP_LCD_DrawCircle(BSP_LCD_GetXSize() - 120, 90, 20);
BSP_LCD_FillCircle(BSP_LCD_GetXSize() - 40, 90, 20);
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DrawPolygon(Points, 3);
BSP_LCD_FillPolygon(Points2, 3);
break;
case 2:
/* Draw other misc. Shapes */
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
BSP_LCD_DrawRect(20, 70, 60 , 40);
BSP_LCD_FillRect(100, 70, 60 , 40);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_DrawEllipse(50, 140, 30, 20);
BSP_LCD_FillEllipse(BSP_LCD_GetXSize() - 50, 140, 30, 20);
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
BSP_LCD_DrawHLine(20, BSP_LCD_GetYSize() - 5, BSP_LCD_GetXSize() - 40);
BSP_LCD_DrawVLine(BSP_LCD_GetXSize()/2, HEADBAND_HEIGHT + 5, BSP_LCD_GetYSize() - HEADBAND_HEIGHT - 10);
BSP_LCD_DrawLine (20, BSP_LCD_GetYSize()- 20, BSP_LCD_GetXSize()- 20, BSP_LCD_GetYSize()- 60);
BSP_LCD_DrawLine (20, BSP_LCD_GetYSize()- 60, BSP_LCD_GetXSize()- 20, BSP_LCD_GetYSize()- 20);
break;
case 3:
/* Draw Bitmap */
BSP_LCD_DrawBitmap(0, 0, (uint8_t *)ImageF4);
break;
}
}
/**
* @}
*/
/**
* @}
*/
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