touch_sample.c

SDIO文件系统forHMI-STM32

/*********************************************************************
*                SEGGER MICROCONTROLLER SYSTEME GmbH                 *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*           (C) 2000    SEGGER Microcontroller Systeme GmbH          *
*                                                                    *
*        Internet: www.segger.com    Support:  [e-mail]    *
*                                                                    *
**********************************************************************

File        : TOUCH_Sample.c
Purpose     : Mesurement of A/D converter values of a analog touch panel
---------------------------END-OF-HEADER------------------------------
*/

#include "GUI.h"

/*******************************************************************
*
*       MainTask
*
********************************************************************
*/

void MainTask(void) {
  GUI_Init();
  GUI_CURSOR_Select(&GUI_CursorCrossL);
  GUI_CURSOR_Show();
  GUI_SetBkColor(GUI_WHITE);
  GUI_SetColor(GUI_BLACK);
  GUI_Clear();
  GUI_DispString("Measurement of\nA/D converter values");
  GUI_TOUCH_SetDefaultCalibration();
  while (1) {

    GUI_PID_STATE TouchState;
    int xPhys, yPhys;
    
    GUI_TOUCH_GetState(&TouchState);  /* Get the touch position in pixel */
    
    xPhys=GUI_TOUCH_GetxPhys();     /* Get the A/D mesurement result in x */
    
    yPhys=GUI_TOUCH_GetyPhys();     /* Get the A/D mesurement result in y */
    

    /* Display the measurement result */
    GUI_SetColor(GUI_BLUE);
    GUI_DispStringAt("Analog input:\n",0,20);
    GUI_GotoY(GUI_GetDispPosY()+2);
    GUI_DispString("x:");
    GUI_DispDec(xPhys,4);
    GUI_DispString(", y:");
    GUI_DispDec(yPhys,4);
    


    /* Display the according position */
    GUI_SetColor(GUI_RED);
    GUI_GotoY(GUI_GetDispPosY()+4);
    GUI_DispString("\nPosition:\n");
    GUI_GotoY(GUI_GetDispPosY()+2);
    GUI_DispString("x:");
    GUI_DispDec(TouchState.x,4);
    GUI_DispString(", y:");
    GUI_DispDec(TouchState.y,4);
    
    /* Wait a while */
    GUI_Delay(10);
  };
}