JSci.awt.DefaultGraph3DModel Maven / Gradle / Ivy

package JSci.awt;

import java.util.ArrayList;
import java.util.List;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import javax.swing.table.AbstractTableModel;

/**
* The DefaultGraph3DModel class provides a default implementation
* of the Graph3DModel interface.
* @version 1.2
* @author Mark Hale
*/
public final class DefaultGraph3DModel extends AbstractGraphModel implements Graph3DModel, TableModelListener {
        private static final int X_AXIS_COLUMN = 0;
        private static final int Y_AXIS_COLUMN = 1;
        private static final int SERIES_COLUMN = 2;
                
        private float xAxis[] = new float[0];
        private float yAxis[] = new float[0];
        private final List series=new ArrayList();
        private int pos=0;
        private DataSeries curSeries=null;

        public DefaultGraph3DModel() {}
        /**
        * Sets the x-axis values.
        * A copy of the values is made.
        */
        public void setXAxis(float x[]) {
                if(xAxis.length!=x.length)
                        xAxis=new float[x.length];
                System.arraycopy(x,0,xAxis,0,x.length);
                fireGraphDataChanged();
        }
        /**
        * Sets the y-axis values.
        * A copy of the values is made.
        */
        public void setYAxis(float y[]) {
                if(yAxis.length!=y.length)
                        yAxis=new float[y.length];
                System.arraycopy(y,0,yAxis,0,y.length);
                fireGraphDataChanged();
        }
        /**
        * Adds a data series.
        */
        public void addSeries(DataSeries newSeries) {
                series.add(newSeries);
                fireGraphDataChanged();
                newSeries.addTableModelListener(this);
        }
        /**
        * Adds a data series.
        * Convenience method.
        */
        public void addSeries(float newSeries[]) {
                addSeries(new DataSeries(xAxis, yAxis, newSeries));
        }
        /**
        * Changes a data series.
        */
        public void changeSeries(int i,DataSeries newSeries) {
                getSeries(i).removeTableModelListener(this);
                series.set(i, newSeries);
                fireGraphDataChanged();
                newSeries.addTableModelListener(this);
        }
        /**
        * Changes a data series.
        * Convenience method.
        */
        public void changeSeries(int i,float newSeries[]) {
                getSeries(i).setValues(newSeries);
        }
        /**
        * Removes a data series.
        */
        public void removeSeries(int i) {
                getSeries(i).removeTableModelListener(this);
                series.remove(i);
                fireGraphDataChanged();
        }
        public DataSeries getSeries(int i) {
                return (DataSeries)series.get(i);
        }
        /**
        * Convenience method.
        */
        public void setSeriesVisible(int i,boolean flag) {
                getSeries(i).setVisible(flag);
        }
        
        /**
        * Implementation of TabelModelListener.
        * Application code will not use this method explicitly, it is used internally.
        */
        public void tableChanged(TableModelEvent evt) {
                if(evt.getColumn() == SERIES_COLUMN)
                        fireGraphSeriesUpdated(series.indexOf(evt.getSource()));
        }

// Graph3DModel interface

        public float getXCoord(int i) {
                return xAxis[i];
        }
        public float getYCoord(int i) {
                return yAxis[i];
        }
        public float getZCoord(int i) {
                return curSeries.getValue(i);
        }
        public int seriesLength() {
                return curSeries.length();
        }
        public void firstSeries() {
                curSeries=getSeries(0);
                for(pos=0;!curSeries.isVisible() && pos