Constructor Detail

• Legend

  public Legend​(Chart chart,
                int style)

  Constructor.

  Parameters:

  chart - the chart

  style - the style

Method Detail

• setVisible

  public void setVisible​(boolean visible)

  Description copied from interface: ILegend
  Sets legend visible.

  Specified by:

  setVisible in interface ILegend

  Parameters:

  visible - the visibility state

• isVisible

  public boolean isVisible()

  Description copied from interface: ILegend
  Gets the visibility state.

  Specified by:

  isVisible in interface ILegend

  Returns:

  true if legend is visible

• setFont

  public void setFont​(Font font)

  Description copied from interface: ILegend
  Sets the font.

  Specified by:

  setFont in interface ILegend

  Parameters:

  font - the font

• setForeground

  public void setForeground​(Color color)

  Description copied from interface: ILegend
  Sets the foreground color of legend.

  Specified by:

  setForeground in interface ILegend

  Parameters:

  color - the foreground color

• setBackground

  public void setBackground​(Color color)

  Description copied from interface: ILegend
  Sets the background color of legend.

  Specified by:

  setBackground in interface ILegend

  Parameters:

  color - the background color

• getPosition

  public int getPosition()

  Description copied from interface: ILegend
  Gets the position of legend.

  Specified by:

  getPosition in interface ILegend

  Returns:

  the position of legend.

• setPosition

  public void setPosition​(int value)

  Description copied from interface: ILegend
  Sets the position of legend. If the position is SWT.LEFT or SWT.RIGHT, the orientation of series on legend will be vertical. If the position is SWT.TOP or SWT.BOTTOM, the orientation will be horizontal.

  Specified by:

  setPosition in interface ILegend

  Parameters:

  value - the position of legend that can be SWT.LEFT, SWT.RIGHT, SWT.TOP or SWT.BOTTOM.

• getBounds

  public Rectangle getBounds​(java.lang.String seriesId)

  Description copied from interface: ILegend
  Gets the rectangle associated with the given series id on legend. This method is typically used for mouse listener to check whether mouse cursor is on legend for a certain series.

  Mouse listener can be added by casting ILegend to Control.

   Control legend = (Control) chart.getLegend();
   legend.addMouseListener(...);
   

  Specified by:

  getBounds in interface ILegend

  Parameters:

  seriesId - the series id

  Returns:

  the rectangle associated with the given series id in pixels.

• dispose

  public void dispose()

• updateLayoutData

  public void updateLayoutData()

  Update the layout data.

• drawSymbol

  protected void drawSymbol​(GC gc,
                            Series series,
                            Rectangle r)

  Draws the symbol of series.

  Parameters:

  gc - the graphics context

  series - the series

  r - the rectangle to draw the symbol of series

• paintControl

  public void paintControl​(PaintEvent e)