Bug 179674 Support time dimension in model
When define time dimension in model, the "itTime" property will be set. However this is not enough. We also need to know to what precision the time value should be evaluated, say, year, month, day, etc. Model needs to be enhanced to support such requirement.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/DesignChoiceConstants.java
public static final String FONT_SIZE_SMALLER = "smaller"; 
	
	public static final String CHOICE_FONT_VARIANT = "fontVariant"; 
	public static final String FONT_VARIANT_NORMAL = "normal"; 
	public static final String FONT_VARIANT_SMALL_CAPS = "small-caps"; 
	
	public static final String CHOICE_BACKGROUND_REPEAT = "backgroundRepeat"; 
	public static final String BACKGROUND_REPEAT_REPEAT = "repeat"; 
	public static final String BACKGROUND_REPEAT_REPEAT_X = "repeat-x"; 
	public static final String BACKGROUND_REPEAT_REPEAT_Y = "repeat-y"; 
	public static final String BACKGROUND_REPEAT_NO_REPEAT = "no-repeat"; 
	
	public static final String CHOICE_BACKGROUND_ATTACHMENT = "backgroundAttachment"; 
	public static final String BACKGROUND_ATTACHMENT_SCROLL = "scroll"; 
	public static final String BACKGROUND_ATTACHMENT_FIXED = "fixed"; 
	
	public static final String CHOICE_BACKGROUND_POSITION_X = "backgroundPositionX"; 
	public static final String BACKGROUND_POSITION_LEFT = "left"; 
	public static final String BACKGROUND_POSITION_RIGHT = "right"; 
	public static final String BACKGROUND_POSITION_CENTER = "center"; 
	
	public static final String CHOICE_BACKGROUND_POSITION_Y = "backgroundPositionY"; 
	public static final String BACKGROUND_POSITION_TOP = "top"; 
	public static final String BACKGROUND_POSITION_BOTTOM = "bottom"; 
	
	public static final String CHOICE_TRANSFORM = "transform"; 
	public static final String TRANSFORM_CAPITALIZE = "capitalize"; 
	public static final String TRANSFORM_UPPERCASE = "uppercase"; 
	public static final String TRANSFORM_LOWERCASE = "lowercase"; 
	public static final String TRANSFORM_NONE = "none";