--- /dev/null
+package net.mograsim.logic.model.model.components.atomic;
+
+import org.eclipse.swt.graphics.Color;
+
+import com.google.gson.JsonSyntaxException;
+
+import net.haspamelodica.swt.helper.gcs.GeneralGC;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
+import net.mograsim.logic.model.model.ViewModelModifiable;
+import net.mograsim.logic.model.model.components.ModelComponent;
+import net.mograsim.logic.model.model.components.Orientation;
+import net.mograsim.logic.model.model.components.OrientationCalculator;
+import net.mograsim.logic.model.model.wires.Pin;
+import net.mograsim.logic.model.model.wires.PinUsage;
+import net.mograsim.logic.model.modeladapter.ViewLogicModelAdapter;
+import net.mograsim.logic.model.modeladapter.componentadapters.TriStateBufferAdapter;
+import net.mograsim.logic.model.serializing.IdentifyParams;
+import net.mograsim.logic.model.serializing.IndirectModelComponentCreator;
+import net.mograsim.logic.model.util.JsonHandler;
+import net.mograsim.preferences.Preferences;
+
+public class ModelTriStateBuffer extends ModelComponent
+{
+
+ private static final double width = 20;
+ private static final double height = 20;
+ private Pin input;
+ private Pin output;
+ private Pin enable;
+ private double[] path;
+
+ private ModelTriStateBufferParams params;
+ private OrientationCalculator oc;
+
+ public ModelTriStateBuffer(ViewModelModifiable model, ModelTriStateBufferParams params)
+ {
+ this(model, params, null);
+ }
+
+ public ModelTriStateBuffer(ViewModelModifiable model, ModelTriStateBufferParams params, String name)
+ {
+ super(model, name);
+ this.params = params;
+
+ oc = new OrientationCalculator(params.orientation, width, height);
+
+ double wHalf = width / 2;
+ double hHalf = height / 2;
+ double hQuar = height / 4;
+
+ this.input = new Pin(this, "IN", params.logicWidth, PinUsage.INPUT, oc.newX(0, hHalf), oc.newY(0, hHalf));
+ this.output = new Pin(this, "OUT", params.logicWidth, PinUsage.OUTPUT, oc.newX(width, hHalf), oc.newY(width, hHalf));
+ this.enable = new Pin(this, "EN", 1, PinUsage.INPUT, oc.newX(wHalf, hQuar), oc.newY(wHalf, hQuar));
+ this.path = new double[] { oc.newX(0, 0), oc.newY(0, 0), oc.newX(width, hHalf), oc.newY(width, hHalf), oc.newX(0, height),
+ oc.newY(0, height) };
+
+ setSize(oc.width(), oc.height());
+ addPin(input);
+ addPin(output);
+ addPin(enable);
+ }
+
+ public final Pin getInputPin()
+ {
+ return input;
+ }
+
+ public final Pin getOutputPin()
+ {
+ return output;
+ }
+
+ public final Pin getEnablePin()
+ {
+ return enable;
+ }
+
+ @Override
+ public void render(GeneralGC gc, Rectangle visibleRegion)
+ {
+ Color foreground = Preferences.current().getColor("net.mograsim.logic.model.color.foreground");
+ if (foreground != null)
+ gc.setForeground(foreground);
+ double x = getPosX();
+ double y = getPosY();
+ gc.drawPolygon(new double[] { x + path[0], y + path[1], x + path[2], y + path[3], x + path[4], y + path[5] });
+ }
+
+ @Override
+ public String getIDForSerializing(IdentifyParams idParams)
+ {
+ return "TriStateBuffer";
+ }
+
+ @Override
+ public ModelTriStateBufferParams getParamsForSerializing(IdentifyParams idParams)
+ {
+ return params;
+ }
+
+ static
+ {
+ ViewLogicModelAdapter.addComponentAdapter(new TriStateBufferAdapter());
+ IndirectModelComponentCreator.setComponentSupplier(ModelTriStateBuffer.class.getName(), (m, p, n) ->
+ {
+ ModelTriStateBufferParams params = JsonHandler.fromJsonTree(p, ModelTriStateBufferParams.class);
+ if (params == null)
+ throw new JsonSyntaxException("Invalid!!!");
+ return new ModelTriStateBuffer(m, params, n);
+ });
+ }
+
+ public static class ModelTriStateBufferParams
+ {
+ int logicWidth;
+ Orientation orientation;
+
+ public ModelTriStateBufferParams(int logicWidth, Orientation orientation)
+ {
+ this.logicWidth = logicWidth;
+ this.orientation = orientation;
+ }
+ }
+}