Java DefaultRenderer.setChartTitle方法代码示例

import org.achartengine.renderer.DefaultRenderer; //导入方法依赖的package包/类
protected DefaultRenderer buildCategoryRenderer(int[] colors){ 
    DefaultRenderer renderer = new DefaultRenderer();
    renderer.setBackgroundColor(Color.BLACK);
    renderer.setApplyBackgroundColor(true);
    renderer.setLabelsColor(Color.WHITE);
    renderer.setDisplayValues(true);
    renderer.setPanEnabled(false);
    renderer.setZoomEnabled(false);
    renderer.setInScroll(true);
    renderer.setChartTitle(chartTitle);
    
    // Changing font size
    renderer.setLabelsTextSize(26);
    renderer.setLegendTextSize(26);
    renderer.setLegendHeight(50);
    renderer.setChartTitleTextSize(28);
    
    for (int color : colors) { 
        SimpleSeriesRenderer r = new SimpleSeriesRenderer(); 
        r.setColor(color); 
        r.setChartValuesFormat(NumberFormat.getPercentInstance());             
        renderer.addSeriesRenderer(r); 
    }    
    
    return renderer; 
}
 

import org.achartengine.renderer.DefaultRenderer; //导入方法依赖的package包/类
private GraphicalView createChart(Context context, ResponseGetDeviceInfo deviceInfo) {
   int[] colors = new int[] { context.getResources().getColor(R.color.darkRed),
   		context.getResources().getColor(R.color.verdeOscuro)}; 
   DefaultRenderer renderer = buildCategoryRenderer(colors);
   renderer.setZoomButtonsVisible(true);
   renderer.setZoomEnabled(true);
   renderer.setChartTitleTextSize(20);
   	    
   renderer.setLabelsColor(Color.BLACK);
   
   CategorySeries categorySeries = new CategorySeries("");
   try {
   	//Title in the graph
    renderer.setChartTitle(deviceInfo.getAccessPath() + " ("+deviceInfo.getSizeHuman()+")"); //It is the drive name
    
    long usedInNumeric = deviceInfo.getSize() - deviceInfo.getFreeDiskSpace();
    //TODO i18n words 'used' and 'free' 
    categorySeries.add("Used " + deviceInfo.getUsedDiskSpaceHuman(), usedInNumeric);
    categorySeries.add("Free " + deviceInfo.getFreeDiskSpaceHuman(), deviceInfo.getFreeDiskSpace());
   } catch (Exception e) {
   	showToastError(R.string.error_parsing_data);
}
   return ChartFactory.getPieChartView(context, categorySeries, renderer);	
  }
 

import org.achartengine.renderer.DefaultRenderer; //导入方法依赖的package包/类
/**
    * This method will generate the correct Android Intent class for pie chart generation, which
    * which will then be used by the caller to call "startActivity()" in order to actually create
    * the pie chart (via the listening third-party library).
    * 
    * @param context     The context of the current application
    * @param screenTitle The title of the pie chart
    * @param statTitles  The respective name of each pie chart section 
    * @param statValues  The respective percentage of each pie chart section
    * @return The Intent that's used to actually create the pie chart.
    */
   public Intent execute(Context context, String screenTitle, String[] statTitles, double[] statValues) {
	
	String[] titles = null;
    double[] values = null;
    int[]    colors = null;
    
    if (statValues != null) {
        values = statValues;
        titles = statTitles;
    }
    else {
    	values = new double[] { 12, 14, 11, 10, 19 };
    	titles = new String[] { "Alpha", "Beta", "Charlie", "Delta", "Epsilon" };
    }
    
    if (values.length == 1)
    	colors = new int[] { Color.BLUE };
    else if (values.length == 2)
        colors = new int[] { Color.BLUE, Color.GREEN };
    else if (values.length == 3)
        colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA };
    else if (values.length == 4)
        colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, };
    else if (values.length == 5)
        colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN };
    else if (values.length == 6)
    	colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN
    		                 , Color.LTGRAY };
    else if (values.length == 7)
    	colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN
                                , Color.LTGRAY, Color.RED };
    else if (values.length == 8)
    	colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN
                                , Color.LTGRAY, Color.RED, Color.GRAY };
    else if (values.length == 9)
    	colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN
                                , Color.LTGRAY, Color.RED, Color.GRAY, Color.DKGRAY };
    else
    	colors = new int[] { Color.BLUE, Color.GREEN, Color.MAGENTA, Color.YELLOW, Color.CYAN
                                , Color.LTGRAY, Color.RED, Color.GRAY, Color.DKGRAY, Color.rgb(128, 255, 0) };
    
    DefaultRenderer renderer = buildCategoryRenderer(colors);
    
    renderer.setZoomButtonsVisible(false);
    renderer.setZoomEnabled(true);
    
    renderer.setBackgroundColor( Color.BLACK );	    
    renderer.setApplyBackgroundColor(true);
    
    renderer.setChartTitle(screenTitle);
    renderer.setChartTitleTextSize(22);
    	    
    return ChartFactory.getPieChartIntent(context, 
    		                              buildCategoryDataset("Statistics Breakdown", values, titles),
                                          renderer, 
                                          screenTitle);
}