net.mograsim.logic.ui.am2900/src/net/mograsim/logic/ui/model/components/mi/nandbased/GUIdlatch.java

   1 package net.mograsim.logic.ui.model.components.mi.nandbased;
   2
   3 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
   4 import net.mograsim.logic.ui.model.ViewModelModifiable;
   5 import net.mograsim.logic.ui.model.components.GUINandGate;
   6 import net.mograsim.logic.ui.model.components.SimpleRectangularSubmodelComponent;
   7 import net.mograsim.logic.ui.model.wires.GUIWire;
   8 import net.mograsim.logic.ui.model.wires.Pin;
   9 import net.mograsim.logic.ui.model.wires.WireCrossPoint;
  10
  11 public class GUIdlatch extends SimpleRectangularSubmodelComponent
  12 {
  13         private GUI_rsLatch _rsLatch;
  14
  15         public GUIdlatch(ViewModelModifiable model)
  16         {
  17                 super(model, 1, "GUIdlatch");
  18                 setSubmodelScale(.4);
  19                 setInputPins("D", "E");
  20                 setOutputPins("Q", "_Q");
  21                 initSubmodelComponents();
  22         }
  23
  24         @SuppressWarnings("unused") // for GUIWires being created
  25         private void initSubmodelComponents()
  26         {
  27                 Pin D = getSubmodelPin("D");
  28                 Pin E = getSubmodelPin("E");
  29                 Pin Q = getSubmodelPin("Q");
  30                 Pin _Q = getSubmodelPin("_Q");
  31
  32                 GUINandGate nand1 = new GUINandGate(submodelModifiable, 1);
  33                 GUINandGate nand2 = new GUINandGate(submodelModifiable, 1);
  34                 _rsLatch = new GUI_rsLatch(submodelModifiable);
  35
  36                 WireCrossPoint cp1 = new WireCrossPoint(submodelModifiable, 1);
  37                 WireCrossPoint cp2 = new WireCrossPoint(submodelModifiable, 1);
  38
  39                 nand1.moveTo(10, 2.5);
  40                 nand2.moveTo(15, 27.5);
  41                 _rsLatch.moveTo(45, 7.5);
  42                 cp1.moveCenterTo(5, 37.5);
  43                 cp2.moveCenterTo(35, 12.5);
  44
  45                 new GUIWire(submodelModifiable, D, nand1.getPin("A"));
  46                 new GUIWire(submodelModifiable, E, cp1, new Point[0]);
  47                 new GUIWire(submodelModifiable, cp1, nand1.getPin("B"), new Point(5, 17.5));
  48                 new GUIWire(submodelModifiable, cp1, nand2.getPin("B"), new Point(5, 42.5));
  49                 new GUIWire(submodelModifiable, nand1.getPin("Y"), cp2, new Point[0]);
  50                 new GUIWire(submodelModifiable, cp2, nand2.getPin("A"), new Point(35, 25), new Point(10, 25), new Point(10, 32.5));
  51                 new GUIWire(submodelModifiable, cp2, _rsLatch.getPin("_S"), new Point[0]);
  52                 new GUIWire(submodelModifiable, nand2.getPin("Y"), _rsLatch.getPin("_R"), new Point(40, 37.5), new Point(40, 22.5));
  53                 new GUIWire(submodelModifiable, _rsLatch.getPin("Q"), Q, new Point[0]);
  54                 new GUIWire(submodelModifiable, _rsLatch.getPin("_Q"), _Q);
  55
  56                 addAtomicHighLevelStateID("q");
  57         }
  58
  59         @Override
  60         public void setAtomicHighLevelState(String stateID, Object newState)
  61         {
  62                 switch (stateID)
  63                 {
  64                 case "q":
  65                         _rsLatch.setHighLevelState("q", newState);
  66                         break;
  67                 default:
  68                         // should not happen because we tell SubmodelComponent to only allow these state IDs.
  69                         throw new IllegalStateException("Illegal atomic state ID: " + stateID);
  70                 }
  71         }
  72
  73         @Override
  74         public Object getAtomicHighLevelState(String stateID)
  75         {
  76                 switch (stateID)
  77                 {
  78                 case "q":
  79                         return _rsLatch.getHighLevelState("q");
  80                 default:
  81                         // should not happen because we tell SubmodelComponent to only allow these state IDs.
  82                         throw new IllegalStateException("Illegal atomic state ID: " + stateID);
  83                 }
  84         }
  85 }