Bug 179913 Meter Chart color by categories with null values does not work correctly [0001]
Description: Meter Chart color by categories with null values does not work correctly. Build number: 2.2.0.v20070329-1055 Steps to reproduce: 1. New a Meter Chart with values as follows: Moto, null; Nokia, 58; null, 66; Benq, null. 2. In "Format Chart" tab, select "Series" node, choose "Color by Categories". 3. Preview. Expected result: 1. The needle which shows the second value should take the second color. 2. There should be four in the legend area and the third name is null. Actual result: 1. The needle which shows the second value should take the first color. 2. There should be three in the legend area. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
{
				case Anchor.EAST :
				case Anchor.WEST :
					titleWPos = 1;
					break;
				case Anchor.NORTH :
				case Anchor.NORTH_EAST :
				case Anchor.NORTH_WEST :
				case Anchor.SOUTH :
				case Anchor.SOUTH_EAST :
				case Anchor.SOUTH_WEST :
					titleHPos = 1;
					break;
			}
		}
		legendData.dAvailableWidth = boFull.getWidth( )
				- ins.getLeft( )
				- ins.getRight( )
				- lgIns.getLeft( )
				- lgIns.getRight( )
				- titleBounds.getWidth( )
				* titleWPos;
		legendData.dAvailableHeight = boFull.getHeight( )
				- ins.getTop( )
				- ins.getBottom( )
				- lgIns.getTop( )
				- lgIns.getBottom( )
				- titleBounds.getHeight( )
				* titleHPos;