📄 guidemo_touch.c
字号:
/*********************************************************************************************************** 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_Touch
Purpose : 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', 0, 0};
int _ExecKeyboard(void) {
int i;
int Key;
BUTTON_Handle ahButton[52];
BUTTON_Handle hButtonESC;
EDIT_Handle hEdit;
GUI_RECT rText = {000,0, LCD_XSIZE, 20};
GUI_SetBkColor(GUI_RED);
GUI_Clear();
GUI_DrawBitmap(&bmMicriumLogoWRed, 5, 5);
GUI_SetFont(&GUI_Font16B_1);
GUI_SetColor(GUI_WHITE);
GUI_DispStringInRect("礐/GUI", &rText, GUI_TA_RIGHT | GUI_TA_VCENTER);
rText.y0 +=20;
rText.y1 +=20;
GUI_DispStringInRect("Touch screen demo", &rText, GUI_TA_RIGHT | GUI_TA_VCENTER);
/* Create Keyboard Buttons */
for (i=0; i< 51; i++) {
int Pos = (i < 47) ? i : i+4;
int x0 = 5 + 28*(Pos%11);
int y0 = 100 + 28*(Pos/11);
char c = _acText[i];
int Id = c ? c : 1;
char ac[2] = {0};
char *s= ac;
ac[0] = c;
ahButton[i] = BUTTON_Create( x0, y0, 25, 25, Id,BUTTON_CF_SHOW );
BUTTON_SetText (ahButton[i], s);
#if GUI_SUPPORT_MEMDEV
BUTTON_EnableMemdev(ahButton[i]);
#endif
}
ahButton[i] = BUTTON_Create( 89, 212, 109, 25, ' ',BUTTON_CF_SHOW );
hButtonESC = BUTTON_Create( 230, 40, 80, 25, GUI_ID_CANCEL,BUTTON_CF_SHOW );
BUTTON_SetText (hButtonESC, "ESC");
hEdit = EDIT_Create( 5, 70, 310, 25, ' ', 80, 0 );
EDIT_SetFont(hEdit, &GUI_Font8x16);
BUTTON_SetBkColor(ahButton[49], 0, GUI_RED);
BUTTON_SetBkColor(ahButton[50], 0, GUI_BLUE);
/* Handle Keyboard until ESC or ENTER is pressed */
do {
Key = GUIDEMO_WaitKey();
switch (Key) {
case 0:
case GUI_ID_CANCEL:
break;
default:
EDIT_AddKey(hEdit, Key);
}
} while ((Key != 'N') && (Key!=GUI_ID_CANCEL) && (Key!=0));
/* Cleanup */
for (i=0; i< countof(ahButton); i++) {
BUTTON_Delete(ahButton[i]);
}
BUTTON_Delete(hButtonESC);
EDIT_Delete(hEdit);
return Key;
}
#else
static char _acText[] = {
'7','8','9','/',
'4','5','6','*',
'1','2','3','-',
'0',',','+','=',0
};
int _ExecKeyboard(void) {
int y0 = 75;
int XSize = LCD_GetXSize();
int YSize = LCD_GetYSize();
int XStep = XSize / 4;
int YStep = (YSize - y0) / 4;
int i;
int Key;
BUTTON_Handle ahButton[16];
BUTTON_Handle hButtonESC;
EDIT_Handle hEdit;
GUI_RECT rText = {0};
rText.x1 = LCD_GetXSize() - 3;
rText.y1 = 15;
GUI_SetBkColor(GUI_RED);
GUI_Clear();
GUI_SetFont(&GUI_Font16B_1);
GUI_SetColor(GUI_WHITE);
GUI_DispStringInRect("礐/GUI", &rText, GUI_TA_RIGHT | GUI_TA_VCENTER);
rText.y0 +=20;
rText.y1 +=20;
GUI_DispStringInRect("Touch screen demo", &rText, GUI_TA_RIGHT | GUI_TA_VCENTER);
/* Create Keyboard Buttons */
for (i=0; _acText[i]; i++) {
int XPos = (i%4) * XStep + 3;
int YPos = (i/4) * YStep + 3 + y0;
char c = _acText[i];
int Id = c ? c : 1;
char ac[2] = {0};
char *s= ac;
ac[0] = c;
ahButton[i] = BUTTON_Create( XPos, YPos, XStep - 5, YStep - 5, Id, BUTTON_CF_SHOW );
BUTTON_SetText(ahButton[i], s);
BUTTON_EnableMemdev(ahButton[i]);
}
hButtonESC = BUTTON_Create( 3, 3, 80, 25, GUI_ID_CANCEL, BUTTON_CF_SHOW );
BUTTON_SetText(hButtonESC, "ESC");
hEdit = EDIT_Create( 5, y0 - 30, XSize - 10, 25, ' ', 80, 0 );
EDIT_SetFont(hEdit, &GUI_Font8x16);
/* Handle Keyboard until ESC or ENTER is pressed */
do {
Key = GUIDEMO_WaitKey();
switch (Key) {
case 0:
case GUI_ID_CANCEL:
break;
default:
EDIT_AddKey(hEdit, Key);
}
} while ((Key != 'N') && (Key!=GUI_ID_CANCEL) && (Key!=0));
/* Cleanup */
for (i=0; i< countof(ahButton); i++) {
BUTTON_Delete(ahButton[i]);
}
BUTTON_Delete(hButtonESC);
EDIT_Delete(hEdit);
return Key;
}
#endif
/*
**********************************************************************
*
* USER_Task
*
**********************************************************************
*/
#if GUIDEMO_LARGE
void GUIDEMO_Touch(void) {
#define ID_KEYBOARD 1
#define ID_TESTCAL 2
#define ID_CALIBRATE 3
int i, r;
int XSize = LCD_GetXSize();
int YSize = LCD_GetYSize();
int XMid = XSize / 2;
int YMid = YSize / 2;
GUIDEMO_NotifyStartNext();
GUIDEMO_HideInfoWin();
do {
GUI_RECT rText;/*= {0, 80, XSize, 120};*/
BUTTON_Handle ahButton[3];
rText.x0=0;
rText.y0=60;
rText.x1=XSize;
rText.y1=100;
GUI_SetBkColor(GUI_BLUE);
GUI_Clear();
GUI_DrawBitmap(&bmMicriumLogo, (XSize - 1 - bmMicriumLogo.XSize) / 2, 15);
GUI_SetFont(&GUI_Font24B_1);
GUI_DispStringInRect("礐/GUI Touch screen demo", &rText, GUI_TA_HCENTER | GUI_TA_VCENTER);
GUI_SetFont(&GUI_Font16B_1);
ahButton[0] = BUTTON_Create( XMid - 50, YMid - 20, 100, 50, ID_CALIBRATE,BUTTON_CF_SHOW );
ahButton[1] = BUTTON_Create( XMid - 90, YMid + 40, 80, 30, ID_KEYBOARD, BUTTON_CF_SHOW );
ahButton[2] = BUTTON_Create( XMid + 10, YMid + 40, 80, 30, ID_TESTCAL,BUTTON_CF_SHOW );
BUTTON_SetText (ahButton[0], "Calibrate");
BUTTON_SetBkColor(ahButton[0], 0, GUI_RED);
BUTTON_SetText (ahButton[1], "Keyboard");
BUTTON_SetText (ahButton[2], "Test calibration");
BUTTON_SetFont(ahButton[0], &GUI_FontComic18B_ASCII);
r = GUIDEMO_WaitKey();
if (r==0) {
r = ID_KEYBOARD;
BUTTON_SetState(ahButton[1],BUTTON_STATE_PRESSED);
GUIDEMO_Delay(500);
}
for (i=0; i< countof(ahButton); i++) {
BUTTON_Delete(ahButton[i]);
}
switch (r) {
case ID_KEYBOARD: r= _ExecKeyboard(); break;
case ID_CALIBRATE: _ExecCalibration(); break;
case ID_TESTCAL: _TestCalibration(); break;
}
} while (r && (r!='n') && (r!='N'));
}
#else
void GUIDEMO_Touch(void) {}
#endif
#else
void GUIDEMO_Touch(void) {} /* avoid empty object files */
#endif /* #if GUI_WINSUPPORT */
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -