CC2Elm.java

/*    
    Copyright (C) Paul Falstad and Iain Sharp
    
    This file is part of CircuitJS1.

    CircuitJS1 is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 2 of the License, or
    (at your option) any later version.

    CircuitJS1 is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with CircuitJS1.  If not, see <http://www.gnu.org/licenses/>.
*/

package com.lushprojects.circuitjs1.client;

//import java.awt.*;
//import java.util.StringTokenizer;

    class CC2Elm extends ChipElm {
	double gain;
	public CC2Elm(int xx, int yy) { super(xx, yy); gain = 1; }
	public CC2Elm(int xx, int yy, int g) { super(xx, yy); gain = g; }
	public CC2Elm(int xa, int ya, int xb, int yb, int f,
		      StringTokenizer st) {
	    super(xa, ya, xb, yb, f, st);
	    gain = new Double(st.nextToken()).doubleValue();
	}
	String dump() {
	    return super.dump() + " " + gain;
	}
	String getChipName() { return "CC2"; }
	void setupPins() {
	    sizeX = 2;
	    sizeY = 3;
	    pins = new Pin[3];
	    pins[0] = new Pin(0, SIDE_W, "X");
	    pins[0].output = true;
	    pins[1] = new Pin(2, SIDE_W, "Y");
	    pins[2] = new Pin(1, SIDE_E, "Z");
	}
	void getInfo(String arr[]) {
	    arr[0] = (gain == 1) ? "CCII+" : "CCII-";
	    arr[1] = "X,Y = " + getVoltageText(volts[0]);
	    arr[2] = "Z = " + getVoltageText(volts[2]);
	    arr[3] = "I = " + getCurrentText(pins[0].current);
	}
	//boolean nonLinear() { return true; }
	void stamp() {
	    // X voltage = Y voltage
	    sim.stampVoltageSource(0, nodes[0], pins[0].voltSource);
	    sim.stampVCVS(0, nodes[1], 1, pins[0].voltSource);
	    // Z current = gain * X current
	    sim.stampCCCS(0, nodes[2], pins[0].voltSource, gain);
	}
	void draw(Graphics g) {
	    pins[2].current = pins[0].current * gain;
	    drawChip(g);
	}
	int getPostCount() { return 3; }
	int getVoltageSourceCount() { return 1; }
	int getDumpType() { return 179; }
    }

class CC2NegElm extends CC2Elm {
    public CC2NegElm(int xx, int yy) { super(xx, yy, -1); }
    Class getDumpClass() { return CC2Elm.class; }
}