Clover coverage report - baseCode - 0.2.5
Coverage timestamp: Tue Apr 12 2005 11:31:58 EDT
file stats: LOC: 109   Methods: 6
NCLOC: 66   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
JMatrixCellRenderer.java 0% 0% 0% 0%
coverage
 1   
 package baseCode.gui.table;
 2   
 
 3   
 import java.awt.Color;
 4   
 import java.awt.Component;
 5   
 import java.awt.Point;
 6   
 import java.text.DecimalFormat;
 7   
 
 8   
 import javax.swing.JLabel;
 9   
 import javax.swing.JTable;
 10   
 import javax.swing.table.TableCellRenderer;
 11   
 
 12   
 import baseCode.gui.JMatrixDisplay;
 13   
 
 14   
 /**
 15   
  * @author Will Braynen
 16   
  * @version $Id: JMatrixCellRenderer.java,v 1.3 2004/07/27 03:18:58 pavlidis Exp $
 17   
  */
 18   
 public class JMatrixCellRenderer extends JLabel implements TableCellRenderer {
 19   
 
 20   
    JMatrixDisplay m_matrixDisplay;
 21   
 
 22   
    // to format tooltips
 23   
    DecimalFormat m_scientificNotation = new DecimalFormat( "0.##E0" );
 24   
    DecimalFormat m_regular = new DecimalFormat();
 25   
 
 26  0
    public JMatrixCellRenderer( JMatrixDisplay matrixDisplay ) {
 27   
 
 28  0
       m_matrixDisplay = matrixDisplay;
 29  0
       setOpaque( true );
 30   
 
 31   
       // for tooltips
 32  0
       m_regular.setMaximumFractionDigits( 3 );
 33   
    }
 34   
 
 35   
    // This method is called each time a cell in a column
 36   
    // using this renderer needs to be rendered.
 37  0
    public Component getTableCellRendererComponent( JTable table,
 38   
          Object tableCellValue, boolean isSelected, boolean hasFocus,
 39   
          int displayedRow, int displayedColumn ) {
 40   
       // 'value' is value contained in the cell located at
 41   
       // (rowIndex, vColIndex)
 42   
 
 43  0
       if ( isSelected ) {
 44   
          // cell (and perhaps other cells) are selected
 45   
       }
 46   
 
 47  0
       if ( hasFocus ) {
 48   
          // this cell is the anchor and the table has the focus
 49   
       }
 50   
 
 51  0
       Point coords = ( Point ) tableCellValue;
 52  0
       int row = coords.x;
 53  0
       int column = coords.y;
 54   
 
 55   
       // Set the color
 56  0
       Color matrixColor;
 57  0
       try {
 58  0
          matrixColor = m_matrixDisplay.getColor( row, column );
 59   
       } catch ( ArrayIndexOutOfBoundsException e ) {
 60  0
          matrixColor = m_matrixDisplay.getMissingColor();
 61   
       }
 62  0
       setBackground( matrixColor );
 63   
 
 64   
       // The tooltip should always show the actual (non-normalized) value
 65  0
       double matrixValue;
 66  0
       boolean isStandardized = m_matrixDisplay.getStandardizedEnabled();
 67  0
       m_matrixDisplay.setStandardizedEnabled( false );
 68   
       {
 69  0
          try {
 70  0
             matrixValue = m_matrixDisplay.getValue( row, column );
 71   
          } catch ( ArrayIndexOutOfBoundsException e ) {
 72  0
             matrixValue = Double.NaN;
 73   
          }
 74   
       }
 75  0
       m_matrixDisplay.setStandardizedEnabled( isStandardized ); // return to
 76   
       // previous
 77   
       // state
 78   
 
 79   
       // Only very small and very large numbers should be displayed in
 80   
       // scientific notation
 81  0
       String value;
 82  0
       if ( Math.abs( matrixValue ) < 0.01 || Math.abs( matrixValue ) > 100000 ) {
 83  0
          value = m_scientificNotation.format( matrixValue );
 84   
       } else {
 85  0
          value = m_regular.format( matrixValue );
 86   
       }
 87  0
       setToolTipText( value );
 88   
 
 89   
       // Since the renderer is a component, return itself
 90  0
       return this;
 91   
    }
 92   
 
 93   
    // The following methods override the defaults for performance reasons
 94  0
    public void validate() {
 95   
    }
 96   
 
 97  0
    public void revalidate() {
 98   
    }
 99   
 
 100  0
    protected void firePropertyChange( String propertyName, Object oldValue,
 101   
          Object newValue ) {
 102   
    }
 103   
 
 104  0
    public void firePropertyChange( String propertyName, boolean oldValue,
 105   
          boolean newValue ) {
 106   
    }
 107   
 
 108   
 } // end class MatrixDisplayCellRenderer
 109