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//****************************************************************************

// ---- version information ----

//

// LED.java              v 1.00 b1

// Written by:           I. van Rienen / E-mail ivr@bart.nl

// URL:                  http://www/bart.nl/~ivr

// Initial release:

// Released in public domain:

//

// ---- Description ----

// Java class containing methods for a LED

//

// This program and the Java source is in the public domain.

// Permission to use, copy, modify, and distribute this software

// and its documentation for NON-COMMERCIAL purposes and

// without fee is hereby granted.

//

//    Copyright 1996

//

//    Iwan van Rienen

//    Joan Maetsuyckerstr. 145

//    2593 ZG  The Hague

//    The Netherlands

//

// I am not responsible for any bugs in this program and

// possible damage to hard- or software when using this program.

//****************************************************************************

import java.applet.Applet;

import java.awt.*;

import java.util.Vector;

import java.io.PrintStream;



class LED extends ElectronicComponent {

    protected Color LEDColorOn;

    final static Color LEDColorOff = Color.gray;



//----------------------------------------------------------------------------

// The constructor of a new LED

//----------------------------------------------------------------------------

    public LED (Pin PinGrid[][], Color MyColor, int x, int y) {

        super (x, y, 9, 4, 4, 1, 2, 2, 2, 0);  // x,y,w,h HitBox x,y,w,h,I,O

        LEDColorOn = MyColor;

        ComponentName = "LED";

        IPin[0] = new InputPin("Anode", 1, 2, 3, 0, 0, 0, ComponentPin.PIN_TEXT_INVISIBLE); // name, x, y, w, h, flags

        IPin[1] = new InputPin("Kathode", 8, 2, -2, 0, 0, 0, ComponentPin.PIN_TEXT_INVISIBLE); // name, x, y, w, h, flags

        RegisterPins (PinGrid, x, y);

    }



//----------------------------------------------------------------------------

// The constructor of a new LED, which is a copy of CompToCopy

//----------------------------------------------------------------------------

    public LED (ElectronicComponent CompToCopy, int xo, int yo) {

        super (CompToCopy, xo, yo);

    }



//----------------------------------------------------------------------------

// Method for copying this component.

//----------------------------------------------------------------------------

    public ElectronicComponent Copy(int xo, int yo) {

        LED NewComponent = new LED(this, xo, yo);

        NewComponent.LEDColorOn = LEDColorOn;

        return NewComponent;

    }



//----------------------------------------------------------------------------

// Method for drawing this LED.

//----------------------------------------------------------------------------

    public void draw(Graphics g, int xp, int yp, int gs) {

        super.draw (g, xp, yp, gs);

        int x = Pos.x - xp;

        int y = Pos.y - yp;



        // Draw HitBox and Dimension

        // DrawHitBox(g, x, y, gs);



        // Draw all I Pins

        DrawInputPins(g, x, y, gs);



        // Draw plus

        g.setColor (Color.red);

        g.drawLine ((x + 3) * gs - gs / 4, (y + 2) * gs + gs / 2, (x + 3) * gs + gs / 4, (y + 2) * gs + gs / 2);

        g.drawLine ((x + 3)  * gs , (y + 2) * gs + gs / 4, (x + 3) * gs, (y + 3) * gs - gs / 4);

        // Draw body

        if (IPin[0].getLevel() == 5 && IPin[1].getLevel() == 0) {

            g.setColor (LEDColorOn);

        } else {

            g.setColor (LEDColorOff);

        }

        g.fillOval ((x + 4) * gs, (y + 1) * gs, 2 * gs + 1, 2 * gs + 1);

        g.setColor (LEDColorOn);

        g.drawOval ((x + 4) * gs, (y + 1) * gs, 2 * gs, 2 * gs);

    }



//----------------------------------------------------------------------------

// Save this LED

//----------------------------------------------------------------------------

    public void Save (PrintStream myPrintStream) {

        myPrintStream.println ("describe component LED");

        myPrintStream.println (" pos " + Pos.x + " " + Pos.y);

        if (LEDColorOn == Color.red) {

            myPrintStream.println (" color red");

        } else if (LEDColorOn == Color.green) {

            myPrintStream.println (" color green");

        } else if (LEDColorOn == Color.yellow) {

            myPrintStream.println (" color yellow");

        }



        myPrintStream.println ("end describe");

    }



//----------------------------------------------------------------------------

// Initialize the input pins of this LED, preventing the LED is lightning

// when there's no power.

//----------------------------------------------------------------------------

    public void InitBeforeSimulate() {

        IPin[0].InitBeforeSimulate();

        IPin[1].InitBeforeSimulate();

        IPin[0].setLevel (-1);

        IPin[1].setLevel (-1);

    }



}