/***********************************************************************************************************                                                uC/GUI*                        Universal graphic software for embedded applications**                       (c) Copyright 2002, Micrium Inc., Weston, FL*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH**              礐/GUI is protected by international copyright laws. Knowledge of the*              source code may not be used to write a similar product. This file may*              only be used in accordance with a license and should not be redistributed*              in any way. We appreciate your understanding and fairness.*----------------------------------------------------------------------File        : GUIDEMO_TouchPurpose     : Touch demo---------------------------END-OF-HEADER------------------------------*/#include "GUI.h"#include "LCD_ConfDefaults.h"      /* valid LCD configuration */#include "GUIDEMO.h"#include "Button.h"#include "Edit.h"#if (GUI_WINSUPPORT && GUI_SUPPORT_TOUCH)#define countof(Obj) (sizeof(Obj)/sizeof(Obj[0]))/***********************************************************************       Static functions************************************************************************/static int _Log2Phys(int l, I32 l0, I32 l1, I32 p0, I32 p1) {  return p0 + ((p1 - p0) * (l - l0)) / (l1 - l0);}static void _Calibrate(int Coord, int Log0, int Log1, int Phys0, int Phys1, int *p0, int *p1) {  int l0 = 0;  int l1 = (Coord == GUI_COORD_X) ? LCD_XSIZE - 1 : LCD_YSIZE - 1;  *p0 = _Log2Phys(l0, Log0, Log1, Phys0, Phys1);  *p1 = _Log2Phys(l1, Log0, Log1, Phys0, Phys1);}/***********************************************************************       _ExecCalibration************************************************************************/void _ExecCalibration(void) {  int ax_Phys[2],ay_Phys[2];/* calculate log. Positions */  int ax[2] = { 15, LCD_XSIZE -1-15};//  const int ay[2] = { 15, LCD_YSIZE-1-15};  int ay[2] = { LCD_YSIZE-1-15, 15};  GUI_TOUCH_SetDefaultCalibration();/* _Calibrate upper left */  GUI_SetBkColor(GUI_RED);    GUI_Clear();  GUI_SetColor(GUI_WHITE);  GUI_FillCircle(ax[0], ay[0], 10);  GUI_SetColor(GUI_RED);    GUI_FillCircle(ax[0], ay[0], 5);  GUI_SetColor(GUI_WHITE);  GUI_DispStringAt("Press here", ax[0]+20, ay[0]);  do {    GUI_TOUCH_tState State;    GUI_TOUCH_GetState(&State);    if (State.Pressed) {      ax_Phys[0] = GUI_TOUCH_GetxPhys();      ay_Phys[0] = GUI_TOUCH_GetyPhys();      break;    }    GUI_Delay (100);  } while (1);/* Tell user to release */  GUI_Clear();  GUI_DispStringAt("OK", ax[0]+20, ay[0]);  do {    GUI_TOUCH_tState State;    GUI_TOUCH_GetState(&State);    if (State.Pressed == 0) {      break;    }    GUI_Delay (100);  } while (1);/* _Calibrate lower right */  GUI_SetBkColor(GUI_RED);    GUI_Clear();  GUI_SetColor(GUI_WHITE);  GUI_FillCircle(ax[1], ay[1], 10);  GUI_SetColor(GUI_RED);    GUI_FillCircle(ax[1], ay[1], 5);  GUI_SetColor(GUI_WHITE);  GUI_SetTextAlign(GUI_TA_RIGHT);  GUI_DispStringAt("Press here", ax[1]-20, ay[1]);  do {    GUI_TOUCH_tState State;    GUI_TOUCH_GetState(&State);    if (State.Pressed) {      ax_Phys[1] = GUI_TOUCH_GetxPhys();      ay_Phys[1] = GUI_TOUCH_GetyPhys();      break;    }    GUI_Delay (100);  } while (1);  GUI_TOUCH_Calibrate(GUI_COORD_X, ax[0], ax[1], ax_Phys[0], ax_Phys[1]);  GUI_TOUCH_Calibrate(GUI_COORD_Y, ay[0], ay[1], ay_Phys[0], ay_Phys[1]);  { /* calculate and display values for configuration file */    int x0, x1;    int y0, y1;    GUI_Clear();    _Calibrate(GUI_COORD_X, ax[0], ax[1], ax_Phys[0], ax_Phys[1], &x0, &x1);    _Calibrate(GUI_COORD_Y, ay[0], ay[1], ay_Phys[0], ay_Phys[1], &y0, &y1);    GUI_DispStringAt("x0: ", 0, 0); GUI_DispDec(x0, 4); GUI_DispNextLine();    GUI_DispString  ("x1: ");       GUI_DispDec(x1, 4); GUI_DispNextLine();    GUI_DispString  ("y0: ");       GUI_DispDec(y0, 4); GUI_DispNextLine();    GUI_DispString  ("y1: ");       GUI_DispDec(y1, 4); GUI_DispNextLine();    GUI_DispString  ("Please touch display to continue...");    GUI_Delay(1000);    do {      GUI_TOUCH_tState State;      GUI_TOUCH_GetState(&State);      if (State.Pressed)        break;      GUI_Delay (10);    } while (1);  }}/***********************************************************************       _TestCalibration************************************************************************/void _TestCalibration(void) {  int IdleCnt=0;  BUTTON_Handle hButton;  GUI_SetBkColor(GUI_RED);    GUI_SetColor(GUI_WHITE);    GUI_Clear();  hButton =  BUTTON_Create( 225, 15, 80, 40, 1, BUTTON_CF_SHOW );  BUTTON_SetText (hButton, "ABORT");  BUTTON_SetFont (hButton, &GUI_FontComic18B_ASCII);  while ((IdleCnt<50) && (GUI_GetKey()==0)) {    static GUI_TOUCH_tState StateLast;    GUI_TOUCH_tState State;    GUI_TOUCH_GetState(&State);    if ((StateLast.Pressed != State.Pressed) && (State.Pressed == 0)) {      GUI_Clear();    }    if ((StateLast.x != State.x) || ((StateLast.y != State.y))) {      if (State.Pressed) {        GUI_FillCircle(State.x, State.y, 5);      }      StateLast = State;    }    if (State.Pressed) {      IdleCnt =0;    } else {      IdleCnt++;    }    GUI_Delay (100);  }  EDIT_Delete(hButton);}/***********************************************************************       _ExecKeyboard***********************************************************************This creates a sample keyboard.The routine returns after ENTER or ESC has been pressed.*/#if (LCD_XSIZE == 320) && (LCD_YSIZE == 240)static char _acText[] = { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '='                        ,0, 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P'                        ,0, 'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', 'Q'                        ,0, 'Z', 'X', 'C', 'V', 'B', 'N', 'M', '