Java Code Examples for org.jfree.chart.title.LegendTitle#setBorder()

private void setAttribute(JFreeChart chart) {
	// 圖案與文字的間隔
	LegendTitle legend = chart.getLegend();
	legend.setBorder(1, 1, 1, 1);

	CategoryPlot plot = chart.getCategoryPlot();
	// 設定WorkItem的屬性
	CategoryAxis domainAxis = plot.getDomainAxis();
	domainAxis.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45); // 字體角度
	domainAxis.setTickLabelFont(new Font("新細明體", Font.TRUETYPE_FONT, 12)); // 字體

	// 設定Date的屬性
	DateAxis da = (DateAxis) plot.getRangeAxis(0);
	setDateAxis(da);

	// 設定實體的顯示名稱
	CategoryItemRenderer render = plot.getRenderer(0);
	DateFormat format = new SimpleDateFormat("yyyy-MM-dd");
	CategoryItemLabelGenerator generator = new IntervalCategoryItemLabelGenerator(
			"{3} ~ {4}", format);
	render.setBaseItemLabelGenerator(generator);
	render.setBaseItemLabelPaint(Color.BLUE);
	render.setBaseItemLabelsVisible(true);
	render.setBaseItemLabelFont(new Font("黑體", Font.TRUETYPE_FONT, 8));
	render.setSeriesPaint(0, Color.RED);
}
 

void formatLegend(LegendTitle legend) {
    legend.setItemFont(LEGEND_FONT);
    legend.setItemPaint(textColor);
    legend.setBorder(0, 0, 0, 0);
    legend.setPosition(RectangleEdge.BOTTOM);

    legend.setItemLabelPadding(new RectangleInsets(5, 5, 5, 5));
}
 

private void setLegend(JFreeChart chart, boolean bShowLegend, Font font, Color foregroundColor, Color backgroundColor, cfCHARTLEGENDData legendData) throws cfmRunTimeException {
	LegendTitle legend = new LegendTitle(chart.getPlot());
	legend.setMargin(new RectangleInsets(1.0, 1.0, 1.0, 1.0));

	// If a CFCHARTLEGEND tag was used then use it's attributes to configure the
	// legend
	if (legendData != null) {
		// A CFCHARTLEGEND tag is present so use its attributes to configure the
		// legend
		legend.setItemFont(getFont(legendData.getFont(), legendData.getFontBold(), legendData.getFontItalic(), legendData.getFontSize()));
		legend.setItemPaint(convertStringToColor(legendData.getLabelColor()));
		legend.setBackgroundPaint(convertStringToColor(legendData.getBackgroundColor()));

		String pos = legendData.getPosition();
		if (pos.equals("top"))
			legend.setPosition(RectangleEdge.TOP);
		else if (pos.equals("bottom"))
			legend.setPosition(RectangleEdge.BOTTOM);
		else if (pos.equals("left"))
			legend.setPosition(RectangleEdge.LEFT);
		else if (pos.equals("right"))
			legend.setPosition(RectangleEdge.RIGHT);

		if (!legendData.getShowBorder())
			legend.setBorder(BlockBorder.NONE);
		else
			legend.setBorder(new BlockBorder());
	} else {
		// A CFCHARTLEGEND tag is NOT present so use the attributes from the
		// CFCHART tag to configure the legend
		if (!bShowLegend)
			return;

		legend.setItemFont(font);
		legend.setItemPaint(foregroundColor);
		legend.setBackgroundPaint(backgroundColor);

		// By default CFMX 7 places the legend at the top with no border
		legend.setPosition(RectangleEdge.TOP);
		legend.setBorder(BlockBorder.NONE);
	}

	// Add the legend to the chart
	chart.addSubtitle(legend);
}
 

/**
 * Creates a new chart with the given title and plot.  The 
 * <code>createLegend</code> argument specifies whether or not a legend
 * should be added to the chart.  
 * <br><br>
 * Note that the  {@link ChartFactory} class contains a range 
 * of static methods that will return ready-made charts, and often this
 * is a more convenient way to create charts than using this constructor.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param titleFont  the font for displaying the chart title 
 *                   (<code>null</code> permitted).
 * @param plot  controller of the visual representation of the data 
 *              (<code>null</code> not permitted).
 * @param createLegend  a flag indicating whether or not a legend should   
 *                      be created for the chart.
 */
public JFreeChart(String title, Font titleFont, Plot plot, 
                  boolean createLegend) {

    if (plot == null) {
        throw new NullPointerException("Null 'plot' argument.");
    }

    // create storage for listeners...
    this.progressListeners = new EventListenerList();
    this.changeListeners = new EventListenerList();
    this.notify = true;  // default is to notify listeners when the 
                         // chart changes

    this.renderingHints = new RenderingHints(
            RenderingHints.KEY_ANTIALIASING, 
            RenderingHints.VALUE_ANTIALIAS_ON);

    this.borderVisible = false;
    this.borderStroke = new BasicStroke(1.0f);
    this.borderPaint = Color.black;

    this.padding = RectangleInsets.ZERO_INSETS;
    
    this.plot = plot;
    plot.addChangeListener(this);

    this.subtitles = new ArrayList();

    // create a legend, if requested...
    if (createLegend) {
        LegendTitle legend = new LegendTitle(this.plot);
        legend.setMargin(new RectangleInsets(1.0, 1.0, 1.0, 1.0));
        legend.setBorder(new BlockBorder());
        legend.setBackgroundPaint(Color.white);
        legend.setPosition(RectangleEdge.BOTTOM);
        this.subtitles.add(legend);
    }

    // add the chart title, if one has been specified...
    if (title != null) {
        if (titleFont == null) {
            titleFont = DEFAULT_TITLE_FONT;
        }
        this.title = new TextTitle(title, titleFont);
        this.title.addChangeListener(this);
    }

    this.backgroundPaint = DEFAULT_BACKGROUND_PAINT;

    this.backgroundImage = DEFAULT_BACKGROUND_IMAGE;
    this.backgroundImageAlignment = DEFAULT_BACKGROUND_IMAGE_ALIGNMENT;
    this.backgroundImageAlpha = DEFAULT_BACKGROUND_IMAGE_ALPHA;

}
 

protected void configureChart( final JFreeChart chart ) {
  // Misc Properties
  final TextTitle chartTitle = chart.getTitle();
  if ( chartTitle != null ) {
    final Font titleFont = Font.decode( getTitleFont() );
    chartTitle.setFont( titleFont );
  }

  if ( isAntiAlias() == false ) {
    chart.setAntiAlias( false );
  }

  chart.setBorderVisible( isShowBorder() );

  final Color backgroundColor = parseColorFromString( getBackgroundColor() );
  if ( backgroundColor != null ) {
    chart.setBackgroundPaint( backgroundColor );
  }

  if ( plotBackgroundColor != null ) {
    chart.getPlot().setBackgroundPaint( plotBackgroundColor );
  }
  chart.getPlot().setBackgroundAlpha( plotBackgroundAlpha );
  chart.getPlot().setForegroundAlpha( plotForegroundAlpha );
  final Color borderCol = parseColorFromString( getBorderColor() );
  if ( borderCol != null ) {
    chart.setBorderPaint( borderCol );
  }

  //remove legend if showLegend = false
  if ( !isShowLegend() ) {
    chart.removeLegend();
  } else { //if true format legend
    final LegendTitle chLegend = chart.getLegend();
    if ( chLegend != null ) {
      final RectangleEdge loc = translateEdge( legendLocation.toLowerCase() );
      if ( loc != null ) {
        chLegend.setPosition( loc );
      }
      if ( getLegendFont() != null ) {
        chLegend.setItemFont( Font.decode( getLegendFont() ) );
      }
      if ( !isDrawLegendBorder() ) {
        chLegend.setBorder( BlockBorder.NONE );
      }
      if ( legendBackgroundColor != null ) {
        chLegend.setBackgroundPaint( legendBackgroundColor );
      }
      if ( legendTextColor != null ) {
        chLegend.setItemPaint( legendTextColor );
      }
    }

  }

  final Plot plot = chart.getPlot();
  plot.setNoDataMessageFont( Font.decode( getLabelFont() ) );

  final String message = getNoDataMessage();
  if ( message != null ) {
    plot.setNoDataMessage( message );
  }

  plot.setOutlineVisible( isChartSectionOutline() );

  if ( backgroundImage != null ) {
    if ( plotImageCache != null ) {
      plot.setBackgroundImage( plotImageCache );
    } else {
      final ExpressionRuntime expressionRuntime = getRuntime();
      final ProcessingContext context = expressionRuntime.getProcessingContext();
      final ResourceKey contentBase = context.getContentBase();
      final ResourceManager manager = context.getResourceManager();
      try {
        final ResourceKey key = createKeyFromString( manager, contentBase, backgroundImage );
        final Resource resource = manager.create( key, null, Image.class );
        final Image image = (Image) resource.getResource();
        plot.setBackgroundImage( image );
        plotImageCache = image;
      } catch ( Exception e ) {
        logger.error( "ABSTRACTCHARTEXPRESSION.ERROR_0007_ERROR_RETRIEVING_PLOT_IMAGE", e ); //$NON-NLS-1$
        throw new IllegalStateException( "Failed to process chart" );
      }
    }
  }
}
 

protected void configureSubChart( final JFreeChart chart ) {
  final TextTitle chartTitle = chart.getTitle();
  if ( chartTitle != null ) {
    if ( getPieTitleFont() != null ) {
      chartTitle.setFont( getPieTitleFont() );
    } else {
      final Font titleFont = Font.decode( getTitleFont() );
      chartTitle.setFont( titleFont );
    }
  }

  if ( isAntiAlias() == false ) {
    chart.setAntiAlias( false );
  }

  final LegendTitle chLegend = chart.getLegend();
  if ( chLegend != null ) {
    final RectangleEdge loc = translateEdge( getLegendLocation().toLowerCase() );
    if ( loc != null ) {
      chLegend.setPosition( loc );
    }
    if ( getLegendFont() != null ) {
      chLegend.setItemFont( Font.decode( getLegendFont() ) );
    }
    if ( !isDrawLegendBorder() ) {
      chLegend.setBorder( BlockBorder.NONE );
    }
    if ( getLegendBackgroundColor() != null ) {
      chLegend.setBackgroundPaint( getLegendBackgroundColor() );
    }
    if ( getLegendTextColor() != null ) {
      chLegend.setItemPaint( getLegendTextColor() );
    }
  }

  final Plot plot = chart.getPlot();
  plot.setNoDataMessageFont( Font.decode( getLabelFont() ) );

  final String pieNoData = getPieNoDataMessage();
  if ( pieNoData != null ) {
    plot.setNoDataMessage( pieNoData );
  } else {
    final String message = getNoDataMessage();
    if ( message != null ) {
      plot.setNoDataMessage( message );
    }
  }
}