graph_pane.java

MPICH是MPI的重要研究,提供了一系列的接口函数,为并行计算的实现提供了编程环境.

    public void mouseExited(MouseEvent e){}

    public void mouseClicked(MouseEvent e)
    {

	if((time_listener != null) /*&& (e.getClickCount()==2)*/)
	    {
		Point coords = e.getPoint(),
		    graph_origin = graph.getOrigin();
		if((coords.x >= graph_origin.x) && 
		   (coords.x <= (graph_origin.x + graph.getGraphRange())) &&
		   (coords.y <= graph_origin.y) &&
		   (coords.y > graph.GRAPH_MARGIN))
		    time_listener.showTime
			(graph.mark_time
			 (coords,
			  graph_scroller.getViewport().getViewPosition())); 
	    }
    }

    public void mouseMoved(MouseEvent e)
    {
	Point coords = e.getPoint(),
	    graph_origin = graph.getOrigin();
	String time_value_s;

        if((coords.x >= graph_origin.x) && 
	   (coords.x <= (graph_origin.x + graph.getGraphRange())) &&
	   (coords.y <= graph_origin.y) &&
	   (coords.y > graph.GRAPH_MARGIN))
	    {
		graph.setCursor(on_graph);
		time_value_s = graph.calculateXValueString(coords.x,8);
		track_time.setText(time_value_s);
	    }
	else
	    graph.setCursor(default_cur);
		
    }
    public void mouseDragged(MouseEvent e){}
    public void actionPerformed(ActionEvent e)
    {
	if(e.getActionCommand().compareTo("Line") == 0)
	    graph.changeGraphType(Graph.LINE);
	else if(e.getActionCommand().compareTo("Bar") == 0)
	    graph.changeGraphType(Graph.BAR);
	else if(e.getActionCommand().compareTo("All") == 0)
	    {
		for(int i=0; (i < legend_images.length);i++)
		    {
			graph.setState(i,true);
		    }
		legend_list.repaint();
		graph.repaint();
	    }
	else if(e.getActionCommand().compareTo("None") == 0)
	    {
		for(int i=0; (i < legend_images.length);i++)
		    {
			graph.setState(i,false);
		    }
		legend_list.repaint();
		graph.repaint();
	    }
	else if(e.getActionCommand().compareTo("View Statistics") == 0)
	    {
                /*
		String args[]={};
		UTEStatsViewer.Main.main(args);
                */
                StatisticsViewer stats_viewer = new StatisticsViewer();
	    }
	else if(e.getActionCommand().compareTo("In") == 0)
	    {
		if(graph.zoomIn() == true)
		    {			
			((JMenuItem)e.getSource()).setEnabled(true);
			zoomOut.setEnabled(true);
		    }
		else
		    ((JMenuItem)e.getSource()).setEnabled(false);
		graph_scroller.getViewport().setViewPosition
		    (graph.getMarkdView());
		repaint();
	    }
	else if(e.getActionCommand().compareTo("Out") == 0)
	    {
		if(graph.zoomOut() == true)
		    {
			((JMenuItem)e.getSource()).setEnabled(true);
			zoomIn.setEnabled(true);
		    }
		else
		    ((JMenuItem)e.getSource()).setEnabled(false);
		graph_scroller.getViewport().setViewPosition
		    (graph.getMarkdView());
		repaint();
	    }
	else if(e.getActionCommand().compareTo("Reset") == 0)
	    {
		zoomIn.setEnabled(true);
		zoomOut.setEnabled(false);
		graph.reset();
		repaint();
	    }
	else if(e.getActionCommand().compareTo("Display") == 0)
	    {
		legend_dialog.pack();
		legend_list.setSelectedIndex(-1);
		legend_dialog.setVisible(true);
	    }
	else if(e.getActionCommand().compareTo("Hide") == 0)
	    {
		legend_dialog.pack();
		legend_list.setSelectedIndex(-1);
		legend_dialog.setVisible(false);
	    }
	else if(e.getActionCommand().compareTo("Select/Deselect") == 0)
	    {
		int selected[] = legend_list.getSelectedIndices();
		for(int i=0; i < selected.length;i++)
		    graph.setState(selected[i],!graph.isEnabled(selected[i]));
		graph.repaint();
		legend_list.repaint();
	    }
	else if(e.getActionCommand().compareTo("Change Color") == 0)
	    {
		Color color;
		int selected[] = legend_list.getSelectedIndices();
		for(int i=0; i < selected.length;i++)
		    {
			color = ColorChooser.showDialog
			    (null, "Color Chooser",
			     graph.getColor(selected[i]));
			graph.changeColor(selected[i],color);
		    }
		need_color_change = true;
		repaint();
		graph.repaint();
		legend_list.repaint();
	    }
	else if(e.getActionCommand().compareTo("On") == 0)
	    {
		graph.setReScale(true);
		graph.repaint();
	    }
	else if(e.getActionCommand().compareTo("Off") == 0)
	    graph.setReScale(false);
	else if((time_listener != null) &&
		(e.getActionCommand().compareTo("Close") == 0)) {
	    legend_dialog.setVisible(false);
	    legend_dialog.dispose();
	    time_listener.closePreview();
	}
    }
    class LegendListCellRenderer extends JLabel implements ListCellRenderer
    {
	public LegendListCellRenderer()
	{
	    super();
	    setBorder(new LineBorder(Color.white,2));
	    setOpaque(true);
	}
	public Component getListCellRendererComponent
	(JList list, Object value, int index, boolean isselected, 
	 boolean cellHasFocus)
	{
	    setText("  " + graph.getLabel(index));
	    if(isselected)
		{
		    setBackground(Color.black);
		    setForeground(Color.white);
		}
	    else
		{
		    setForeground(Color.black);
		    setBackground(Color.white);
		}
	    if(graph.isEnabled(index))
		setIcon(legend_images_selected[index]);
	    else
		setIcon(legend_images[index]);
 
	    repaint();
	    return this;
	}
    }
    private void makeLegendDialog(String value_labels[])
    {
        int MaxVisibleRowCount = 20;

	GridBagConstraints constraints = new GridBagConstraints();
	Dimension dim;
	legend_dialog = new JDialog(owner,"Legend");
	legend_dialog.getContentPane().setLayout(new GridBagLayout());

        legend_list = new JList(value_labels);
	legend_list.setSelectionBackground(Color.black);
	legend_list.setCellRenderer(new LegendListCellRenderer());
	if ( value_labels.length < MaxVisibleRowCount )
	    legend_list.setVisibleRowCount( value_labels.length );
	else
	    legend_list.setVisibleRowCount( MaxVisibleRowCount );
	constraints.weightx = 100;
	constraints.weighty = 100;
	buildConstraints(constraints, 0,0,2,1,GridBagConstraints.BOTH); 
	legend_dialog.getContentPane().add(new JScrollPane(legend_list),
					   constraints);
	constraints.weightx = 0;
	constraints.weighty = 0;

	JButton button = new JButton("Select/Deselect");
	button.addActionListener(this);
	buildConstraints(constraints, 0,1,2,1,GridBagConstraints.BOTH); 
	legend_dialog.getContentPane().add(button,constraints);
	// legend_dialog.getContentPane().add("Center",button);
  
	button = new JButton("All");
	button.addActionListener(this);
	buildConstraints(constraints, 0,2,1,1,GridBagConstraints.BOTH); 
	legend_dialog.getContentPane().add(button,constraints);

	button = new JButton("None");
	button.addActionListener(this);
	buildConstraints(constraints, 1,2,1,1,GridBagConstraints.BOTH); 
	legend_dialog.getContentPane().add(button,constraints);

	button = new JButton("Change Color");
	button.addActionListener(this);
	buildConstraints(constraints, 0,3,2,1,GridBagConstraints.BOTH); 
	legend_dialog.getContentPane().add(button,constraints);

	legend_dialog.pack();
        legend_dialog.setVisible(true);
        legend_dialog.setLocation( owner.getLocation().x
                                 + owner.getSize().width,
                                   owner.getLocation().y
                                 + owner.getSize().height/10);
    }
    
    private void buildConstraints(GridBagConstraints constraints,
				  int gridx, int gridy,
				  int gridwidth, int gridheight,
				  int fill)
    {
	constraints.gridx      = gridx;
	constraints.gridy      = gridy;
	constraints.gridwidth  = gridwidth;
	constraints.gridheight = gridheight;
	constraints.fill       = fill;
    }

    private void setObjectSize(JComponent obj, Dimension dim)
    {
       	obj.setPreferredSize(dim);
	obj.setMaximumSize(dim);
	obj.setMinimumSize(dim);
    }	

}