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