/*
 *  Copyright (C) 2010-2013 JPEXS
 * 
 *  This program 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 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.jpexs.decompiler.graph;

import java.util.Collections;
import java.util.List;

/**
 *
 * @author JPEXS
 */
public class GraphPartMulti extends GraphPart {

    public List<GraphPart> parts;

    public GraphPartMulti(List<GraphPart> parts) {
        super(parts.get(0).start, parts.get(parts.size() - 1).end);
        this.parts = parts;
        this.path = parts.get(0).path;
    }

    @Override
    public String toString() {
        String ret = "";
        ret += "[multi ";
        boolean first = true;
        for (GraphPart g : parts) {
            if (first) {
                first = false;
            } else {
                ret += ", ";
            }
            ret += g.toString();
        }
        ret += "]";
        return ret;
    }

    @Override
    public int getHeight() {
        int ret = 0;
        for (GraphPart p : parts) {
            ret += p.getHeight();
        }
        return ret;
    }

    @Override
    public int getPosAt(int offset) {
        int ofs = 0;
        int pos = 0;
        for (GraphPart p : parts) {
            for (int i = 0; i < p.getHeight(); i++) {
                pos = p.start + i;
                ofs += 1;
                if (ofs == offset) {
                    return pos;
                }
            }
        }
        return -1;
    }

    @Override
    public List<GraphPart> getSubParts() {
        return Collections.unmodifiableList(parts);
    }
}
