void printMenu()
{
int menuLine = MENU_START_Y;
gotoXY(PROMPT_X,PROMPT_Y);
setColor(CYAN);
printf("Please Enter Command: ");
saveCursor();
gotoXY(MENU_START_X, menuLine++);
printf("(P)ing Sensor");
gotoXY(MENU_START_X, menuLine++);
printf("(L)ight LED");
gotoXY(MENU_START_X, menuLine++);
printf("(T)oggle ADC");
gotoXY(MENU_START_X, menuLine++);
printf("(R)eset ADC");
gotoXY(MENU_START_X, menuLine++);
printf("(G)et Voltage");
gotoXY(MENU_START_X, menuLine++);
printf("(D)isplay Graph");
gotoXY(MENU_START_X, menuLine++);
printf("(Q)uit");
recallCursor();
}
void UndoChangeScriptCommand::undo()
{
// Save text value and cursor position
saveCursor();
after = QString::fromStdString(n->getScript());
n->setScript(before.toStdString());
// Restore cursor to previous position
restoreCursor(cursor_before);
}
void Screen::reset(bool clearScreen)
{
setMode(MODE_Wrap ); saveMode(MODE_Wrap ); // wrap at end of margin
resetMode(MODE_Origin); saveMode(MODE_Origin); // position refere to [1,1]
resetMode(MODE_Insert); saveMode(MODE_Insert); // overstroke
setMode(MODE_Cursor); // cursor visible
resetMode(MODE_Screen); // screen not inverse
resetMode(MODE_NewLine);
_topMargin=0;
_bottomMargin=lines-1;
setDefaultRendition();
saveCursor();
if ( clearScreen )
clear();
}
int main() {
int width, height, cursorx, cursory, cbsize;
init(&width, &height); // Graphics initialization
cursorx = width / 2;
cursory = height / 2;
cbsize = (CUR_SIZ * 2) + 1;
VGImage CursorBuffer = vgCreateImage(VG_sABGR_8888, cbsize, cbsize, VG_IMAGE_QUALITY_BETTER);
if (mouseinit(width, height) != 0) {
fprintf(stderr, "Unable to initialize the mouse\n");
exit(1);
}
Start(width, height); // Start the picture
Background(0, 0, 0); // Black background
Fill(44, 77, 232, 1); // Big blue marble
Circle(width / 2, 0, width); // The "world"
Fill(255, 255, 255, 1); // White text
TextMid(width / 2, height / 2, "hello, world", SerifTypeface, width / 10); // Greetings
End(); // update picture
// MAIN LOOP
while (left_count < 2) { // Loop until the left mouse button pressed & released
// if the mouse moved...
if (mouse.x != cursorx || mouse.y != cursory) {
restoreCursor(CursorBuffer);
cursorx = mouse.x;
cursory = mouse.y;
saveCursor(CursorBuffer, cursorx, cursory, width, height, CUR_SIZ);
circleCursor(cursorx, cursory, width, height, CUR_SIZ);
End(); // update picture
}
}
restoreCursor(CursorBuffer); // not strictly necessary as display will be closed
vgDestroyImage(CursorBuffer); // tidy up memory
finish(); // Graphics cleanup
exit(0);
}
/* Function: main
Purpose: main program performs UI controls and forwards cmd
through function calls
Input:
void
Returns: o if clean termnation
*/
int main (void)
{
char cmd;
message msgOut;
message msgIn;
int i;
int strobeHandle;
int adcValue;
float voltage;
int dataPath[DATA_PATH_SIZE] = {GP_4, GP_5, GP_6, GP_7};
pthread_t displayThread;
pthread_mutex_init (&cGmutex, NULL);
initiateGPIO(Strobe);
initiateGPIOArray(dataPath, DATA_PATH_SIZE);
strobeHandle = openGPIO(Strobe, GPIO_DIRECTION_OUT);
writeGPIO(strobeHandle,1);
close(strobeHandle);
clearPAGE();
while (1)
{
printMenu();
cmd = getchar();
clearInputBuffer();
clearBelowLine(MSG_Y);
saveCursor();
switch (cmd)
{
case 'L':
{
msgOut.data = 0xD;
sendMessage(msgOut, dataPath);
msgIn = receiveMessage(dataPath);
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("Message Received: %X", msgIn.data);
gotoXY(STATUS_X,STATUS_Y);
clearLine(STATUS_Y);
setColor(RESET);
if (msgIn.data == 0xE)
{
printf("[\033[0;32m OK \033[m]\t LED Always On");
}
else if (msgIn.data == 0xC)
{
printf("[\033[0;32m OK \033[m]\t LED Triggered By Sensor");
}
else
{
printf("[\033[0;31m Error \033[m]\t Message Acknowledgment Failed");
}
break;
}
case 'P' :
{
msgOut.data = 0x1;
sendMessage(msgOut, dataPath);
msgIn = receiveMessage(dataPath);
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("Message Received: %X", msgIn.data);
gotoXY(STATUS_X,STATUS_Y);
clearLine(STATUS_Y);
setColor(RESET);
if (msgIn.data == 0xE)
{
printf("[\033[0;32m OK \033[m]\t Ping Successful");
}
else
{
printf("[\033[0;31m Error \033[m]\t Message Acknowledgment Failed");
}
break;
}
case 'R' :
{
msgOut.data = 0x0;
sendMessage(msgOut, dataPath);
msgIn = receiveMessage(dataPath);
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("Message Received: %X", msgIn.data);
gotoXY(STATUS_X,STATUS_Y);
clearLine(STATUS_Y);
setColor(RESET);
if (msgIn.data == 0xE)
{
printf("[\033[0;32m OK \033[m]\t Reset Successful");
}
else
{
printf("[\033[0;31m Error \033[m]\t Message Acknowledgment Failed");
}
break;
}
case 'G' :
{
adcValue = 0;
voltage = 0;
msgOut.data = 0x2;
sendMessage(msgOut, dataPath);
for (i = 2; i >= 0; i--)
{
msgIn = receiveMessage(dataPath);
adcValue |= (msgIn.data << (i * DATA_PATH_SIZE));
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("Message Received: %X", msgIn.data);
}
msgIn = receiveMessage(dataPath);
if (msgIn.data == 0xE)
{
adcValue &= 0x3FF;
voltage = (float) ((adcValue/1024.0) * 5.0);
setColor(YELLOW);
gotoXY(MSG_X,MSG_Y + 1);
printf("ADC Value: 0x%X", adcValue);
gotoXY(MSG_X,MSG_Y + 2);
printf("Voltage: %lf \033[u", voltage);
gotoXY(STATUS_X,STATUS_Y);
setColor(RESET);
printf("[\033[0;32m OK \033[m]\t ADC Read Successful \033[u");
}
else
{
gotoXY(STATUS_X,STATUS_Y);
clearLine(STATUS_Y);
setColor(RESET);
printf("[\033[0;31m Error \033[m]\t Message Acknowledgment Failed \033[u");
}
break;
}
case 'T' :
{
msgOut.data = 0x3;
sendMessage(msgOut, dataPath);
msgIn = receiveMessage(dataPath);
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("Message Received: %X", msgIn.data);
gotoXY(STATUS_X,STATUS_Y);
clearLine(STATUS_Y);
setColor(RESET);
if (msgIn.data == 0xE)
{
printf("[\033[0;32m OK \033[m]\t ADC Toggled On");
}
else if (msgIn.data == 0xC)
{
printf("[\033[0;32m OK \033[m]\t ADC Toggled Off");
}
break;
}
case 'D':
{
pthread_mutex_lock (&cGmutex);
continueGraphing = true;
pthread_mutex_unlock (&cGmutex);
pthread_create(&displayThread, NULL, graphVoltage, &dataPath);
getchar();
pthread_mutex_lock (&cGmutex);
continueGraphing = false;
pthread_mutex_unlock (&cGmutex);
pthread_join(displayThread, NULL);
clearPAGE();
break;
}
case 'Q':
{
gotoXY(MSG_X,MSG_Y);
clearLine(MSG_Y);
printf("[\033[0;32m OK \033[m]\t ThankYou For UsingLightSensor");
unexport(Strobe);
unexportArray(dataPath, DATA_PATH_SIZE);
printf("\033[2J\033[0;0H\033[m");
exit(0);
}
}
recallCursor();
}
return (0);
}
