- /**
- ******************************************************************************
- * @file touchscreen.c
- * @author MCD Application Team
- * @brief This example code shows how to use the touchscreen driver.
- ******************************************************************************
- * @attention
- *
- * Copyright (c) 2024 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"
- /** @addtogroup STM32H7RSxx_HAL_Examples
- * @{
- */
- /** @addtogroup BSP
- * @{
- */
- /* Private typedef -----------------------------------------------------------*/
- /* Private define ------------------------------------------------------------*/
- #define CIRCLE_RADIUS 40
- #define LINE_LENGHT 30
- /* Private macro -------------------------------------------------------------*/
- #define CIRCLE_XPOS(i) ((i * 480) / 5)
- #define CIRCLE_YPOS(i) (272 - CIRCLE_RADIUS - 60)
- /* Private Structures and Enumerations ------------------------------------------------------------*/
- /* Possible allowed indexes of touchscreen demo */
- typedef enum
- {
- TOUCHSCREEN_DEMO_1 = 1,
- #if (USE_TS_MULTI_TOUCH == 1)
- TOUCHSCREEN_DEMO_2 = 2,
- TOUCHSCREEN_DEMO_3 = 3,
- TOUCHSCREEN_DEMO_MAX = TOUCHSCREEN_DEMO_3,
- #else
- TOUCHSCREEN_DEMO_MAX = TOUCHSCREEN_DEMO_1,
- #endif /* USE_TS_MULTI_TOUCH == 1 */
- } TouchScreenDemoTypeDef;
- /* Table for touchscreen event information display on LCD : table indexed on enum [url=home.php?mod=space&uid=144993]@ref[/url] TS_TouchEventTypeDef information */
- char * ts_event_string_tab[4] = { "None",
- "Press down",
- "Lift up",
- "Contact"};
- /* Global variables ---------------------------------------------------------*/
- uint16_t x_new_pos = 0, x_previous_pos = 0;
- uint16_t y_new_pos = 0, y_previous_pos = 0;
- TS_State_t TS_State;
- TS_MultiTouch_State_t TS_MTState = {0};
- extern uint32_t colors[];
- /* Private variables ---------------------------------------------------------*/
- /* Static variable holding the current touch color index : used to change color at each touch */
- #if (USE_TS_MULTI_TOUCH == 1)
- static uint32_t touchscreen_color_idx = 0;
- #endif /* USE_TS_MULTI_TOUCH == 1 */
- TS_Init_t hTS;
- /* Private function prototypes -----------------------------------------------*/
- static void Touchscreen_SetHint_Demo(TouchScreenDemoTypeDef demoIndex);
- #if (USE_TS_MULTI_TOUCH == 1)
- static uint32_t Touchscreen_Handle_NewTouch(void);
- static void TS_Update(void);
- #endif /* USE_TS_MULTI_TOUCH == 1 */
- /* Private functions ---------------------------------------------------------*/
- /**
- * @brief Touchscreen Demo1 : test touchscreen calibration and single touch in polling mode
- * @param None
- * @retval None
- */
- void Touchscreen_demo1(void)
- {
- uint16_t x1, y1;
- uint8_t state = 0;
- uint32_t ts_status = BSP_ERROR_NONE;
- uint32_t x_size, y_size;
- BSP_LCD_GetXSize(0, &x_size);
- BSP_LCD_GetYSize(0, &y_size);
- UserButtonPressed = 0;
- hTS.Width = x_size;
- hTS.Height = y_size;
- hTS.Orientation = TS_SWAP_NONE;
- hTS.Accuracy = 5;
- /* Touchscreen initialization */
- ts_status = BSP_TS_Init(0, &hTS);
- if(ts_status == BSP_ERROR_NONE)
- {
- /* Display touch screen demo description */
- Touchscreen_SetHint_Demo(TOUCHSCREEN_DEMO_1);
- Touchscreen_DrawBackground_Circles(state);
- while (1)
- {
- /* Check in polling mode in touch screen the touch status and coordinates */
- /* of touches if touch occurred */
- ts_status = BSP_TS_GetState(0, &TS_State);
- if(TS_State.TouchDetected)
- {
- /* One or dual touch have been detected */
- /* Only take into account the first touch so far */
- /* Get X and Y position of the first touch post calibrated */
- x1 = TS_State.TouchX;
- y1 = TS_State.TouchY;
- if ((y1 > (CIRCLE_YPOS(1) - CIRCLE_RADIUS)) &&
- (y1 < (CIRCLE_YPOS(1) + CIRCLE_RADIUS)))
- {
- if ((x1 > (CIRCLE_XPOS(1) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(1) + CIRCLE_RADIUS)))
- {
- if ((state & 1) == 0)
- {
- Touchscreen_DrawBackground_Circles(state);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- HAL_Delay(1);
- state = 1;
- }
- }
- if ((x1 > (CIRCLE_XPOS(2) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(2) + CIRCLE_RADIUS)))
- {
- if ((state & 2) == 0)
- {
- Touchscreen_DrawBackground_Circles(state);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_RED);
- HAL_Delay(1);
- state = 2;
- }
- }
- if ((x1 > (CIRCLE_XPOS(3) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(3) + CIRCLE_RADIUS)))
- {
- if ((state & 4) == 0)
- {
- Touchscreen_DrawBackground_Circles(state);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_YELLOW);
- state = 4;
- }
- }
- if ((x1 > (CIRCLE_XPOS(4) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(4) + CIRCLE_RADIUS)))
- {
- if ((state & 8) == 0)
- {
- Touchscreen_DrawBackground_Circles(state);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_GREEN);
- state = 8;
- }
- }
- }
- } /* of if(TS_State.TouchDetected) */
- if(CheckForUserInput() > 0)
- {
- ClearUserInput();
- BSP_TS_DeInit(0);
- return;
- }
- HAL_Delay(20);
- }
- } /* of if(status == BSP_ERROR_NONE) */
- }
- #if (USE_TS_MULTI_TOUCH == 1)
- /**
- * @brief Touchscreen Demo2 : test touchscreen single and dual touch in polling mode
- * @param None
- * @retval None
- */
- void Touchscreen_demo2(void)
- {
- uint32_t ts_status = BSP_ERROR_NONE;
- uint32_t x_size, y_size;
- UserButtonPressed = 0;
- BSP_LCD_GetXSize(0, &x_size);
- BSP_LCD_GetYSize(0, &y_size);
- hTS.Width = x_size;
- hTS.Height = y_size;
- hTS.Orientation = TS_SWAP_NONE;
- hTS.Accuracy = 0;
- /* Touchscreen initialization */
- ts_status = BSP_TS_Init(0, &hTS);
- if(ts_status == BSP_ERROR_NONE)
- {
- /* Display touch screen demo2 description */
- Touchscreen_SetHint_Demo(TOUCHSCREEN_DEMO_2);
- } /* of if(status == BSP_ERROR_NONE) */
- while (1)
- {
- Touchscreen_Handle_NewTouch();
- if(CheckForUserInput() > 0)
- {
- ClearUserInput();
- BSP_TS_DeInit(0);
- return;
- }
- HAL_Delay(100);
- }
- }
- /**
- * @brief Touchscreen Demo3 : test touchscreen single touch in interrupt mode
- * @param None
- * @retval None
- */
- void Touchscreen_demo3(void)
- {
- uint16_t k, l;
- uint32_t x_size, y_size;
- BSP_LCD_GetXSize(0, &x_size);
- BSP_LCD_GetYSize(0, &y_size);
- hTS.Width = x_size;
- hTS.Height = y_size;
- hTS.Orientation = TS_SWAP_NONE;
- hTS.Accuracy = 0;
- /* Touchscreen initialization */
- BSP_TS_Init(0, &hTS);
- BSP_TS_EnableIT(0);
- UTIL_LCD_Clear(UTIL_LCD_COLOR_WHITE);
- for(k = 0; k < hTS.Width/40; k++)
- {
- for(l = 0; l < hTS.Height/40; l++)
- {
- UTIL_LCD_DrawRect(40*k, 40*l,40,40, UTIL_LCD_COLOR_BLACK);
- }
- }
- while (1)
- {
- if(CheckForUserInput() > 0)
- {
- ClearUserInput();
- BSP_TS_DisableIT(0);
- BSP_TS_DeInit(0);
- return;
- }
- }
- }
- void BSP_TS_Callback(uint32_t Instance)
- {
- TS_Update();
- }
- static void TS_Update(void)
- {
- uint16_t i, j;
- BSP_TS_GetState(0, &TS_State);
- if(TS_State.TouchDetected)
- {
- /* One or dual touch have been detected */
- /* Only take into account the first touch so far */
- /* Get X and Y position of the first touch post calibrated */
- x_new_pos = TS_State.TouchX;
- y_new_pos = TS_State.TouchY;
- for(i = 0; i < hTS.Width/40; i++)
- {
- for(j = 0; j < hTS.Height/40; j++)
- {
- if(((x_new_pos > 40*i) && (x_new_pos < 40*(i+1))) && ((y_new_pos > 40*j) && (y_new_pos < 40*(j+1))))
- {
- UTIL_LCD_FillRect(x_previous_pos, y_previous_pos,40,40, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_DrawRect(x_previous_pos, y_previous_pos,40,40, UTIL_LCD_COLOR_BLACK);
- UTIL_LCD_FillRect(40*i, 40*j,40,40, colors[(touchscreen_color_idx++ % 24)]);
- x_previous_pos = 40*i;
- y_previous_pos = 40*j;
- break;
- }
- }
- }
- x_new_pos = TS_State.TouchX;
- y_new_pos = TS_State.TouchY;
- }
- }
- /**
- * @brief Touchscreen_Handle_NewTouch: factorization of touch management
- * @param None
- * @retval BSP_ERROR_NONE
- */
- static uint32_t Touchscreen_Handle_NewTouch(void)
- {
- #define TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS 15
- #define TOUCH_INFO_STRING_SIZE 70
- uint16_t x1 = 0;
- uint16_t y1 = 0;
- uint16_t x2 = 0;
- uint16_t y2 = 0;
- uint32_t drawTouch1 = 0; /* activate/deactivate draw of footprint of touch 1 */
- uint32_t drawTouch2 = 0; /* activate/deactivate draw of footprint of touch 2 */
- uint32_t colors[24] = {UTIL_LCD_COLOR_BLUE, UTIL_LCD_COLOR_GREEN, UTIL_LCD_COLOR_RED, UTIL_LCD_COLOR_CYAN, UTIL_LCD_COLOR_MAGENTA, UTIL_LCD_COLOR_YELLOW,
- UTIL_LCD_COLOR_LIGHTBLUE, UTIL_LCD_COLOR_LIGHTGREEN, UTIL_LCD_COLOR_LIGHTRED, UTIL_LCD_COLOR_LIGHTCYAN, UTIL_LCD_COLOR_LIGHTMAGENTA,
- UTIL_LCD_COLOR_LIGHTYELLOW, UTIL_LCD_COLOR_DARKBLUE, UTIL_LCD_COLOR_DARKGREEN, UTIL_LCD_COLOR_DARKRED, UTIL_LCD_COLOR_DARKCYAN,
- UTIL_LCD_COLOR_DARKMAGENTA, UTIL_LCD_COLOR_DARKYELLOW, UTIL_LCD_COLOR_LIGHTGRAY, UTIL_LCD_COLOR_GRAY, UTIL_LCD_COLOR_DARKGRAY,
- UTIL_LCD_COLOR_BLACK, UTIL_LCD_COLOR_BROWN, UTIL_LCD_COLOR_ORANGE };
- uint32_t ts_status = BSP_ERROR_NONE;
- uint8_t lcd_string[TOUCH_INFO_STRING_SIZE] = "";
- uint32_t x_size, y_size;
- BSP_LCD_GetXSize(0, &x_size);
- BSP_LCD_GetYSize(0, &y_size);
- /* Check in polling mode in touch screen the touch status and coordinates */
- /* of touches if touch occurred */
- ts_status = BSP_TS_Get_MultiTouchState(0, &TS_MTState);
- if(TS_MTState.TouchDetected)
- {
- /* One or dual touch have been detected */
- /* Erase previous information on touchscreen play pad area */
- UTIL_LCD_FillRect(0, 80, x_size, y_size - 160, UTIL_LCD_COLOR_WHITE);
- /* Re-Draw touch screen play area on LCD */
- UTIL_LCD_DrawRect(10, 90, x_size - 20, y_size - 180, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawRect(11, 91, x_size - 22, y_size - 182, UTIL_LCD_COLOR_BLUE);
- /* Erase previous information on bottom text bar */
- UTIL_LCD_FillRect(0, y_size - 80, x_size, 80, UTIL_LCD_COLOR_BLUE);
- /* Deactivate drawing footprint of touch 1 and touch 2 until validated against boundaries of touch pad values */
- drawTouch1 = drawTouch2 = 0;
- /* Get X and Y position of the first touch post calibrated */
- x1 = TS_MTState.TouchX[0];
- y1 = TS_MTState.TouchY[0];
- if((y1 > (90 + TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS)) &&
- (y1 < (y_size - 90 - TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS)))
- {
- drawTouch1 = 1;
- }
- /* If valid touch 1 position : inside the reserved area for the use case : draw the touch */
- if(drawTouch1 == 1)
- {
- /* Draw circle of first touch : turn on colors[] table */
- UTIL_LCD_FillCircle(x1, y1, TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS, colors[(touchscreen_color_idx++ % 24)]);
- UTIL_LCD_SetTextColor(UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetFont(&Font16);
- UTIL_LCD_DisplayStringAt(0, y_size - 70, (uint8_t *)"TOUCH INFO : ", CENTER_MODE);
- UTIL_LCD_SetFont(&Font12);
- sprintf((char*)lcd_string, "x1 = %u, y1 = %u", x1, y1);
- UTIL_LCD_DisplayStringAt(0, y_size - 45, lcd_string, CENTER_MODE);
- } /* of if(drawTouch1 == 1) */
- if(TS_MTState.TouchDetected > 1)
- {
- /* Get X and Y position of the second touch post calibrated */
- x2 = TS_MTState.TouchX[1];
- y2 = TS_MTState.TouchY[1];
- if((y2 > (90 + TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS)) &&
- (y2 < (y_size - 90 - TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS)))
- {
- drawTouch2 = 1;
- }
- /* If valid touch 2 position : inside the reserved area for the use case : draw the touch */
- if(drawTouch2 == 1)
- {
- sprintf((char*)lcd_string, "x2 = %u, y2 = %u", x2, y2);
- UTIL_LCD_DisplayStringAt(0, y_size - 35, lcd_string, CENTER_MODE);
- /* Draw circle of second touch : turn on color[] table */
- UTIL_LCD_FillCircle(x2, y2, TS_MULTITOUCH_FOOTPRINT_CIRCLE_RADIUS, colors[(touchscreen_color_idx++ % 24)]);
- } /* of if(drawTouch2 == 1) */
- } /* of if(TS_MTState.TouchDetected > 1) */
- } /* of if(TS_MTState.TouchDetected) */
- return(ts_status);
- }
- #endif /* USE_TS_MULTI_TOUCH == 1 */
- /**
- * @brief Display TS Demo Hint for all touchscreen demos depending on passed
- * demoIndex in parameter.
- * @param demoIndex : parameter of type @ref TouchScreenDemoTypeDef
- * @retval None
- */
- static void Touchscreen_SetHint_Demo(TouchScreenDemoTypeDef demoIndex)
- {
- uint32_t x_size, y_size;
- BSP_LCD_GetXSize(0, &x_size);
- BSP_LCD_GetYSize(0, &y_size);
- BSP_LCD_SetLayerVisible(0,0, DISABLE);
- if(demoIndex <= TOUCHSCREEN_DEMO_MAX)
- {
- /* Clear the LCD */
- UTIL_LCD_Clear(UTIL_LCD_COLOR_WHITE);
- /* Set Touchscreen Demo1 description */
- UTIL_LCD_FillRect(0, 0, x_size, 80, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetTextColor(UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetBackColor(UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetFont(&Font24);
- if(demoIndex == TOUCHSCREEN_DEMO_1)
- {
- UTIL_LCD_DisplayStringAt(0, 0, (uint8_t *)"Touchscreen basic polling", CENTER_MODE);
- UTIL_LCD_SetFont(&Font16);
- UTIL_LCD_DisplayStringAt(0, 45, (uint8_t *)"Please use the Touchscreen to activate the colored circle", CENTER_MODE);
- UTIL_LCD_DisplayStringAt(0, 60, (uint8_t *)"inside the rectangle, then press USER button", CENTER_MODE);
- }
- #if (USE_TS_MULTI_TOUCH == 1)
- else if (demoIndex == TOUCHSCREEN_DEMO_2)
- {
- UTIL_LCD_DisplayStringAt(0, 0, (uint8_t *)"Touchscreen dual touch polling", CENTER_MODE);
- UTIL_LCD_SetFont(&Font16);
- UTIL_LCD_DisplayStringAt(0, 45, (uint8_t *)"Please press the Touchscreen to activate", CENTER_MODE);
- UTIL_LCD_DisplayStringAt(0, 60, (uint8_t *)"single and dual touch, then press USER button", CENTER_MODE);
- }
- else /* demoIndex == TOUCHSCREEN_DEMO_3 */
- {
- UTIL_LCD_DisplayStringAt(0, 0, (uint8_t *)"Touchscreen dual touch interrupt", CENTER_MODE);
- UTIL_LCD_SetFont(&Font16);
- UTIL_LCD_DisplayStringAt(0, 45, (uint8_t *)"Please press the Touchscreen to activate", CENTER_MODE);
- UTIL_LCD_DisplayStringAt(0, 60, (uint8_t *)"single and dual touch, then press USER button", CENTER_MODE);
- }
- #endif /* USE_TS_MULTI_TOUCH == 1 */
- UTIL_LCD_DrawRect(10, 90, x_size - 20, y_size - 100, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawRect(11, 91, x_size - 22, y_size - 102, UTIL_LCD_COLOR_BLUE);
- } /* of if(demoIndex <= TOUCHSCREEN_DEMO_MAX) */
- BSP_LCD_SetLayerVisible(0,0, ENABLE);
- }
- /**
- * @brief Draw Touchscreen Background
- * @param state : touch zone state
- * @retval None
- */
- void Touchscreen_DrawBackground_Circles(uint8_t state)
- {
- uint16_t x, y;
- switch (state)
- {
- case 0:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_RED);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_YELLOW);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_GREEN);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- break;
- case 1:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- break;
- case 2:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_RED);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- break;
- case 4:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_YELLOW);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- break;
- case 8:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(4), CIRCLE_RADIUS, UTIL_LCD_COLOR_GREEN);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(4), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- break;
- case 16:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(1)-LINE_LENGHT, CIRCLE_YPOS(1), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(2)-LINE_LENGHT, CIRCLE_YPOS(2), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawVLine(CIRCLE_XPOS(2), CIRCLE_YPOS(2)-LINE_LENGHT, 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(3)-LINE_LENGHT, CIRCLE_YPOS(3), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(4)-LINE_LENGHT, CIRCLE_YPOS(4), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawVLine(CIRCLE_XPOS(4), CIRCLE_YPOS(4)-LINE_LENGHT, 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetTextColor(UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetBackColor(UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetFont(&Font24);
- x = CIRCLE_XPOS(1);
- y = CIRCLE_YPOS(1) - CIRCLE_RADIUS - UTIL_LCD_GetFont()->Height;
- UTIL_LCD_DisplayStringAt(x, y, (uint8_t *)"Volume", CENTER_MODE);
- x = CIRCLE_XPOS(4);
- y = CIRCLE_YPOS(4) - CIRCLE_RADIUS - UTIL_LCD_GetFont()->Height;
- UTIL_LCD_DisplayStringAt(x, y, (uint8_t *)"Frequency", CENTER_MODE);
- break;
- case 32:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLACK);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLACK);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetTextColor(UTIL_LCD_COLOR_BLACK);
- UTIL_LCD_SetBackColor(UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetFont(&Font20);
- x = CIRCLE_XPOS(1) - 10;
- y = CIRCLE_YPOS(1) - (UTIL_LCD_GetFont()->Height)/2;
- UTIL_LCD_DisplayStringAt(x, y, (uint8_t *)"Up", LEFT_MODE);
- x = CIRCLE_XPOS(2) - 10;
- y = CIRCLE_YPOS(3) - (UTIL_LCD_GetFont()->Height)/2;
- UTIL_LCD_DisplayStringAt(x, y, (uint8_t *)"Dw", LEFT_MODE);
- UTIL_LCD_SetFont(&Font12);
- break;
- case 64:
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS - 2, UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(2)-LINE_LENGHT, CIRCLE_YPOS(2), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawHLine(CIRCLE_XPOS(3)-LINE_LENGHT, CIRCLE_YPOS(3), 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_DrawVLine(CIRCLE_XPOS(3), CIRCLE_YPOS(3)-LINE_LENGHT, 2*LINE_LENGHT, UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetTextColor(UTIL_LCD_COLOR_BLUE);
- UTIL_LCD_SetBackColor(UTIL_LCD_COLOR_WHITE);
- UTIL_LCD_SetFont(&Font24);
- x = CIRCLE_XPOS(2);
- y = CIRCLE_YPOS(1) - CIRCLE_RADIUS - UTIL_LCD_GetFont()->Height;
- UTIL_LCD_DisplayStringAt(x, y, (uint8_t *)"Frequency", LEFT_MODE);
- break;
- }
- }
- /**
- * @brief TouchScreen get touch position
- * @param None
- * @retval None
- */
- uint8_t TouchScreen_GetTouchPosition(void)
- {
- uint16_t x1, y1;
- uint8_t circleNr = 0;
- /* Check in polling mode in touch screen the touch status and coordinates */
- /* of touches if touch occurred */
- BSP_TS_GetState(0, &TS_State);
- if(TS_State.TouchDetected)
- {
- /* One or dual touch have been detected */
- /* Only take into account the first touch so far */
- /* Get X and Y position of the first */
- x1 = TS_State.TouchX;
- y1 = TS_State.TouchY;
- if ((y1 > (CIRCLE_YPOS(1) - CIRCLE_RADIUS)) &&
- (y1 < (CIRCLE_YPOS(1) + CIRCLE_RADIUS)))
- {
- if ((x1 > (CIRCLE_XPOS(1) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(1) + CIRCLE_RADIUS)))
- {
- circleNr = 1;
- }
- if ((x1 > (CIRCLE_XPOS(2) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(2) + CIRCLE_RADIUS)))
- {
- circleNr = 2;
- }
- if ((x1 > (CIRCLE_XPOS(3) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(3) + CIRCLE_RADIUS)))
- {
- circleNr = 3;
- }
- if ((x1 > (CIRCLE_XPOS(4) - CIRCLE_RADIUS)) &&
- (x1 < (CIRCLE_XPOS(4) + CIRCLE_RADIUS)))
- {
- circleNr = 4;
- }
- }
- else
- {
- if (((y1 < 220) && (y1 > 140)) &&
- ((x1 < 160) && (x1 > 100)))
- {
- circleNr = 0xFE; /* top part of the screen */
- }
- else
- {
- circleNr = 0xFF;
- }
- }
- } /* of if(TS_State.TouchDetected) */
- return circleNr;
- }
- /**
- * @}
- */
- /**
- * @}
- */