net.mograsim.logic.model/src/net/mograsim/logic/model/model/components/atomic/SimpleRectangularModelGate.java

   1 package net.mograsim.logic.model.model.components.atomic;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5
   6 import org.eclipse.swt.graphics.Color;
   7
   8 import com.google.gson.JsonPrimitive;
   9
  10 import net.haspamelodica.swt.helper.gcs.GeneralGC;
  11 import net.haspamelodica.swt.helper.swtobjectwrappers.Font;
  12 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
  13 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
  14 import net.mograsim.logic.model.model.LogicModelModifiable;
  15 import net.mograsim.logic.model.model.components.ModelComponent;
  16 import net.mograsim.logic.model.model.wires.MovablePin;
  17 import net.mograsim.logic.model.model.wires.Pin;
  18 import net.mograsim.logic.model.model.wires.PinUsage;
  19 import net.mograsim.logic.model.serializing.IdentifyParams;
  20 import net.mograsim.preferences.Preferences;
  21
  22 public class SimpleRectangularModelGate extends ModelComponent
  23 {
  24         private static final double width = 20;
  25         private static final double pinDistance = 10;
  26         private static final double fontHeight = 5;
  27         private static final double invertedCircleDiam = 3.5;
  28
  29         private final String id;
  30
  31         private final String label;
  32         private final boolean isInverted;
  33         protected final int logicWidth;
  34         private final double rectWidth;
  35
  36         private MovablePin outputPin;
  37         private final List<Pin> inputPins;
  38
  39         protected SimpleRectangularModelGate(LogicModelModifiable model, String id, String label, boolean isInverted, int logicWidth, String name)
  40         {
  41                 super(model, name);
  42                 this.id = id;
  43                 this.label = label;
  44                 this.logicWidth = logicWidth;
  45                 this.isInverted = isInverted;
  46                 this.rectWidth = width - (isInverted ? invertedCircleDiam : 0);
  47                 this.outputPin = new MovablePin(this, "Y", logicWidth, PinUsage.OUTPUT, width, 0);
  48                 addPin(outputPin);
  49                 this.inputPins = new ArrayList<>();
  50                 setInputCount(1);
  51         }
  52
  53         protected void setInputCount(int inputCount)
  54         {
  55                 int oldInputCount = inputPins.size();
  56                 setSize(width, inputCount * pinDistance);
  57                 if (oldInputCount > inputCount)
  58                         while (inputPins.size() > inputCount)
  59                                 removePin(inputPins.remove(inputCount).name);
  60                 else if (oldInputCount < inputCount)
  61                         for (int i = oldInputCount; i < inputCount; i++)
  62                         {
  63                                 // TODO what for more than 24 input pins?
  64                                 Pin pin = new Pin(this, String.valueOf((char) ('A' + i)), logicWidth, PinUsage.INPUT, 0, pinDistance / 2 + i * pinDistance);
  65                                 inputPins.add(pin);
  66                                 addPin(pin);
  67                         }
  68                 outputPin.setRelPos(width, inputCount * pinDistance / 2);
  69         }
  70
  71         @Override
  72         public void render(GeneralGC gc, Rectangle visibleRegion)
  73         {
  74                 Color foreground = Preferences.current().getColor("net.mograsim.logic.model.color.foreground");
  75                 if (foreground != null)
  76                         gc.setForeground(foreground);
  77                 double height = (getPins().size() - 1) * pinDistance;
  78                 gc.drawRectangle(getPosX(), getPosY(), rectWidth, height);
  79                 if (isInverted)
  80                         gc.drawOval(getPosX() + rectWidth, getPosY() + (height - invertedCircleDiam) / 2, invertedCircleDiam, invertedCircleDiam);
  81                 Font oldFont = gc.getFont();
  82                 Font labelFont = new Font(oldFont.getName(), fontHeight, oldFont.getStyle());
  83                 gc.setFont(labelFont);
  84                 Point textExtent = gc.textExtent(label);
  85                 Color textColor = Preferences.current().getColor("net.mograsim.logic.model.color.text");
  86                 if (textColor != null)
  87                         gc.setForeground(textColor);
  88                 gc.drawText(label, getPosX() + (rectWidth - textExtent.x) / 2, getPosY() + (height - textExtent.y) / 2, true);
  89                 gc.setFont(oldFont);
  90         }
  91
  92         // serializing
  93
  94         @Override
  95         public String getIDForSerializing(IdentifyParams idParams)
  96         {
  97                 return id;
  98         }
  99
 100         /**
 101          * {@link SimpleRectangularModelGate}s implementation returns a {@link JsonPrimitive} of type int containing the {@link #logicWidth} of
 102          * this component.
 103          *
 104          * @see ModelComponent#getParamsForSerializing()
 105          */
 106         @Override
 107         public Integer getParamsForSerializing(IdentifyParams idParams)
 108         {
 109                 return logicWidth;
 110         }
 111 }