LabeledNodeElm.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.util.HashMap;

class LabeledNodeElm extends CircuitElm {
    public LabeledNodeElm(int xx, int yy) {
	super(xx, yy);
	text = "label";
    }
    public LabeledNodeElm(int xa, int ya, int xb, int yb, int f,
	    StringTokenizer st) {
	super(xa, ya, xb, yb, f);
	text = st.nextToken();
	while (st.hasMoreTokens())
	    text += ' ' + st.nextToken();
    }
    String dump() {
	return super.dump() + " " + text;
    }

    String text;
    static HashMap<String,Integer> nodeList;
    int nodeNumber;

    public static native void console(String text)
    /*-{
	    console.log(text);
	}-*/;

    static void resetNodeList() {
	nodeList = new HashMap<String,Integer>();
    }
    final int circleSize = 17;
    void setPoints() {
	super.setPoints();
	lead1 = interpPoint(point1, point2, 1-circleSize/dn);
    }
    void setNode(int p, int n) {
	super.setNode(p, n);
	if (p == 1) {
	    // assign new node
	    nodeList.put(text, new Integer(n));
	    nodeNumber = n;
	}
    }

    int getDumpType() { return 207; }
    int getPostCount() { return 1; }
    
    // this is basically a wire, since it just connects two nodes together
    boolean isWire() { return true; }
    
    // get connection node (which is the same as regular nodes for all elements but this one).
    // node 0 is the terminal, node 1 is the internal node shared by all nodes with same name
    int getConnectionNode(int n) {
	if (n == 0)
	    return nodes[0];
	return nodeNumber;
    }
    int getConnectionNodeCount() { return 2; }
    
    int getInternalNodeCount() {
	// this can happen at startup
	if (nodeList == null)
	    return 0;

	Integer nn = nodeList.get(text);

	// node assigned already?
	if (nn != null) {
	    nodeNumber = nn.intValue();
	    return 0;
	}

	// allocate a new one
	return 1;
    }
    void draw(Graphics g) {
	setVoltageColor(g, volts[0]);
	drawThickLine(g, point1, lead1);
	g.setColor(needsHighlight() ? selectColor : whiteColor);
	setPowerColor(g, false);
	drawCenteredText(g, text, x2, y2, true);
	curcount = updateDotCount(current, curcount);
	drawDots(g, point1, lead1, curcount);
	interpPoint(point1, point2, ps2, 1+11./dn);
	setBbox(point1, ps2, circleSize);
	drawPosts(g);
    }
    double getCurrentIntoPoint(int xa, int ya) { return -current; }
    void setCurrent(int x, double c) { current = -c; }
    void stamp() {
	sim.stampVoltageSource(nodeNumber, nodes[0], voltSource, 0);
    }
    double getVoltageDiff() { return volts[0]; }
    int getVoltageSourceCount() { return 1; }
    void getInfo(String arr[]) {
	arr[0] = text;
	arr[1] = "I = " + getCurrentText(getCurrent());
	arr[2] = "V = " + getVoltageText(volts[0]);
    }

    public EditInfo getEditInfo(int n) {
	if (n == 0) {
	    EditInfo ei = new EditInfo("Text", 0, -1, -1);
	    ei.text = text;
	    return ei;
	}
	return null;
    }
    public void setEditValue(int n, EditInfo ei) {
	if (n == 0) {
	    text = ei.textf.getText();
	}
    }
}