getch.c

BIOS emulator and interface to Realmode X86 Emulator Library Can emulate a PCI Graphic Controller V

	{KB_leftSquareBrace     ,"KB_leftSquareBrace"},
	{KB_rightSquareBrace	,"KB_rightSquareBrace"},
	{KB_enter               ,"KB_enter"},
	{KB_A                   ,"KB_A"},
	{KB_S                   ,"KB_S"},
	{KB_D                   ,"KB_D"},
	{KB_F                   ,"KB_F"},
	{KB_G                   ,"KB_G"},
	{KB_H                   ,"KB_H"},
	{KB_J                   ,"KB_J"},
	{KB_K                   ,"KB_K"},
	{KB_L                   ,"KB_L"},
	{KB_semicolon           ,"KB_semicolon"},
	{KB_apostrophe          ,"KB_apostrophe"},
	{KB_Z                   ,"KB_Z"},
	{KB_X                   ,"KB_X"},
	{KB_C                   ,"KB_C"},
	{KB_V                   ,"KB_V"},
	{KB_B                   ,"KB_B"},
	{KB_N                   ,"KB_N"},
	{KB_M                   ,"KB_M"},
	{KB_comma               ,"KB_comma"},
	{KB_period              ,"KB_period"},
	{KB_divide              ,"KB_divide"},
	{KB_space               ,"KB_space"},
	{KB_tilde               ,"KB_tilde"},
	{0						,"KB_unknown"},
	};

/****************************************************************************
PARAMETERS:
x	- X coordinate of the mouse cursor position (screen coordinates)
y	- Y coordinate of the mouse cursor position (screen coordinates)

REMARKS:
This gets called periodically to move the mouse. It will get called when
the mouse may not have actually moved, so check if it has before redrawing
it.
****************************************************************************/
void EVTAPI moveMouse(
	int x,
	int y)
{
}

/****************************************************************************
PARAMETERS:
code	- Code to translate
keys	- Table of translation key values to look up

REMARKS:
Simple function to look up the printable name for the keyboard code.
****************************************************************************/
KeyEntry *FindKey(
	int code,
	KeyEntry *keys)
{
	KeyEntry	*key;

	for (key = keys; key->code != 0; key++) {
		if (key->code == code)
			break;
		}
	return key;
}

/****************************************************************************
PARAMETERS:
evt	- Event to display modifiers for

REMARKS:
Function to display shift modifiers flags
****************************************************************************/
void DisplayModifiers(
	event_t *evt)
{
	if (evt->modifiers & EVT_LEFTBUT)
		printf(", LBUT");
	if (evt->modifiers & EVT_RIGHTBUT)
		printf(", RBUT");
	if (evt->modifiers & EVT_MIDDLEBUT)
		printf(", MBUT");
	if (evt->modifiers & EVT_SHIFTKEY) {
		if (evt->modifiers & EVT_LEFTSHIFT)
			printf(", LSHIFT");
		if (evt->modifiers & EVT_RIGHTSHIFT)
			printf(", RSHIFT");
		}
	if (evt->modifiers & EVT_CTRLSTATE) {
		if (evt->modifiers & EVT_LEFTCTRL)
			printf(", LCTRL");
		if (evt->modifiers & EVT_RIGHTCTRL)
			printf(", RCTRL");
		}
	if (evt->modifiers & EVT_ALTSTATE) {
		if (evt->modifiers & EVT_LEFTALT)
			printf(", LALT");
		if (evt->modifiers & EVT_RIGHTALT)
			printf(", RALT");
		}
}

/****************************************************************************
PARAMETERS:
msg	- Message to display for type of event
evt	- Event to display

REMARKS:
Function to display the status of the keyboard event to the screen.
****************************************************************************/
void DisplayKey(
	char *msg,
	event_t *evt)
{
	KeyEntry	*ascii,*scan;
	char		ch = EVT_asciiCode(evt->message);

	ascii = FindKey(ch,ASCIICodes);
	scan = FindKey(EVT_scanCode(evt->message),ScanCodes);
	printf("%s: 0x%04X -> %s, %s, '%c'",
		msg, (int)evt->message & 0xFFFF, scan->name, ascii->name, isprint(ch) ? ch : ' ');
	DisplayModifiers(evt);
	printf("\n");
}

/****************************************************************************
PARAMETERS:
msg	- Message to display for type of event
evt	- Event to display

REMARKS:
Function to display the status of the mouse event to the screen.
****************************************************************************/
void DisplayMouse(
	char *msg,
	event_t *evt)
{
	printf("%s: ", msg);
	if (evt->message & EVT_LEFTBMASK)
		printf("LEFT ");
	if (evt->message & EVT_RIGHTBMASK)
		printf("RIGHT ");
	if (evt->message & EVT_MIDDLEBMASK)
		printf("MIDDLE ");
	printf("abs(%d,%d), rel(%d,%d)", evt->where_x, evt->where_y, evt->relative_x, evt->relative_y);
	DisplayModifiers(evt);
	if (evt->message & EVT_DBLCLICK)
		printf(", DBLCLICK");
	printf("\n");
}

/****************************************************************************
PARAMETERS:
msg	- Message to display for type of event
evt	- Event to display

REMARKS:
Function to display the status of the joystick event to the screen.
****************************************************************************/
void DisplayJoy(
	char *msg,
	event_t *evt)
{
	printf("%s: Joy1(%4d,%4d,%c%c), Joy2(%4d,%4d,%c%c)\n", msg,
		evt->where_x,evt->where_y,
		(evt->message & EVT_JOY1_BUTTONA) ? 'A' : 'a',
		(evt->message & EVT_JOY1_BUTTONB) ? 'B' : 'b',
		evt->relative_x,evt->relative_y,
		(evt->message & EVT_JOY2_BUTTONA) ? 'A' : 'a',
		(evt->message & EVT_JOY2_BUTTONB) ? 'B' : 'b');
}

/****************************************************************************
REMARKS:
Joystick calibration routine
****************************************************************************/
void CalibrateJoy(void)
{
  event_t evt;
  if(EVT_joyIsPresent()){
	printf("Joystick Calibration\nMove the joystick to the upper left corner and press any button.\n");
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_joySetUpperLeft();
	printf("Move the joystick to the lower right corner and press any button.\n");
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_joySetLowerRight();
	printf("Move the joystick to center position and press any button.\n");
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_halt(&evt, EVT_JOYCLICK);
	EVT_joySetCenter();
	printf("Joystick calibrated\n");
  }
}

/****************************************************************************
REMARKS:
Main program entry point
****************************************************************************/
int main(void)
{
	event_t		evt;
	ibool		done = false;
	PM_HWND		hwndConsole;

	hwndConsole = PM_openConsole(0,0,0,0,0,true);
	EVT_init(&moveMouse);
	EVT_setMouseRange(1024,768);
	CalibrateJoy();
	do {
		EVT_pollJoystick();
		if (EVT_getNext(&evt,EVT_EVERYEVT)) {
			switch (evt.what) {
				case EVT_KEYDOWN:
					DisplayKey("EVT_KEYDOWN  ", &evt);
					if (EVT_scanCode(evt.message) == KB_esc)
						done = true;
					break;
				case EVT_KEYREPEAT:
					DisplayKey("EVT_KEYREPEAT", &evt);
					break;
				case EVT_KEYUP:
					DisplayKey("EVT_KEYUP    ", &evt);
					break;
				case EVT_MOUSEDOWN:
					DisplayMouse("EVT_MOUSEDOWN", &evt);
					break;
				case EVT_MOUSEAUTO:
					DisplayMouse("EVT_MOUSEAUTO", &evt);
					break;
				case EVT_MOUSEUP:
					DisplayMouse("EVT_MOUSEUP  ", &evt);
					break;
				case EVT_MOUSEMOVE:
					DisplayMouse("EVT_MOUSEMOVE", &evt);
					break;
				case EVT_JOYCLICK:
					DisplayJoy("EVT_JOYCLICK ", &evt);
					break;
				case EVT_JOYMOVE:
					DisplayJoy("EVT_JOYMOVE  ", &evt);
					break;
				}
			}
		} while (!done);
	EVT_exit();
	PM_closeConsole(hwndConsole);
	return 0;
}