loopchecks.pde

/**
 * RoboPaint RT - Draw loop check functions (not for drawing)
 */


// Manage checking if the brush needs servicing, and moving to the next path
void checkServiceBrush() {

  if (serviceBrush() == false)

    if (millis() > NextMoveTime)
    {

      boolean actionItem = false;
      int intTemp = -1;


      if ((ToDoList.length > (indexDone + 1))   && (Paused == false))
      {
        actionItem = true;
        intTemp = ToDoList[1 + indexDone];  

        indexDone++;
      }
      


      if (actionItem)
      {  // Perform next action from ToDoList::

        if (segmentQueued)
          drawQueuedSegment();  // Draw path segment to screen

        if (intTemp >= 0)
        { // Move the carriage to paint a path segment!  ("This is where the magic happens....")

          int x2 = floor(intTemp / 10000);
          int y2 = intTemp - 10000 * x2;

          int x1 = round( float(x2 - MousePaperLeft) * MotorStepsPerPixel);
          int y1 = round( float(y2 - MousePaperTop) * MotorStepsPerPixel); 

          MoveToXY(x1, y1);

          if (BrushDown == true) { 
            if (lastPosition == -1)
              lastPosition = intTemp; 
            queueSegmentToDraw(lastPosition, intTemp);  
            lastPosition = intTemp;
          }

          /*
           IF next item in ToDoList is ALSO a move, then calculate the next move and queue it to the EBB at this time.
           Save the duration of THAT move as "SubsequentWaitTime."
           
           When the first (pre-existing) move completes, we will check to see if SubsequentWaitTime is defined (i.e., >= 0).
           If SubsequentWaitTime is defined, then (1) we add that value to the NextMoveTime:
         
           NextMoveTime = millis() + SubsequentWaitTime; 
           SubsequentWaitTime = -1;
           
           We also (2) queue up that segment to be drawn.
           
           We also (3) queue up the next move, if there is one that could be queued.  We do 
           
           */
           
        }
        else
        {
          lastPosition = -1;  // For drawing 

          intTemp = -1 * intTemp;

          if ((intTemp > 9) && (intTemp < 20)) 
          {  // Change paint color  
            intTemp -= 10; 
          }
          else if ((intTemp >= 20) && (intTemp < 30)) 
          {  // Get water from dish  
            intTemp -= 20;
          }  
          else if (intTemp == 30) 
          {
            raiseBrush();
          }
          else if (intTemp == 31) 
          {  
            lowerBrush();
          }
          else if (intTemp == 35) 
          {  
            MoveToXY(0, 0);
          }
        }
      }
    }
}

// Manage checking mouse position for highlights
void checkHighlights() {
  boolean doHighlightRedraw = false;

  // Manage highlighting of text buttons
  if ((mouseY >= MousePaperBottom)  || (mouseY < MousePaperTop)  )
  {
    if ((mouseY <= height)  && (mouseX >=  (MousePaperLeft - 50)))
    { 
      redrawButtons();
    }
  }


  if (doHighlightRedraw) {
    //redrawHighlight();
  }
}