case CHART_TYPE_METER:
dataset = new JRDesignValueDataset(dataset);
plot = new JRDesignMeterPlot(plot, this);
break;
case CHART_TYPE_MULTI_AXIS:
plot = new JRDesignMultiAxisPlot(plot, this);
dataset = null;
break;
case CHART_TYPE_PIE:
dataset = new JRDesignPieDataset(dataset);
plot = new JRDesignPiePlot(plot, this);