Model IV yPosition += yDelta; if (yPosition < 0
{"Image DocumentName": "Model IV yPosition += yDelta; if (yPosition < 0", "Image ImageDescription": "|| yPosition >= yLimit) { yDelta = -yDelta; } setChanged(); notifyObservers(); } // end of makeOneStep method. } // end of Model class.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}