Interface IEntityStyleProvider

All Superinterfaces:
IDisposable

public interface IEntityStyleProvider extends IDisposable
An extension to Label providers for graphs. Gets specific details about the style of an entity before it is created. This style provider offers: -Background and forground colours -Hilighted and unhighlighted colours (colours defined by selections). -Border color. -Highlighted and unhighlighted colours for borders. -Border width -Font for text inside the entity. Any method may return null if the Zest defaults are preferred. NOTE: It is up to the implementors of this interface to dispose of any Colors or Fonts that are created by this class. The dispose() method will be called at the end of the entity's life-cycle so that this class may dispose of its resources.
See Also:
Tag
bug(151327-Styles) : created to solve this bug
  • Method Details

    • getNodeHighlightColor

      Color getNodeHighlightColor(Object entity)
      Returns the forground colour of this entity. May return null for defaults. Any resources created by this class must be disposed by this class.
      Parameters:
      entity - the entity to be styled.
      Returns:
      the forground colour of this entity.
      See Also:
    • getBorderColor

      Color getBorderColor(Object entity)
      Returns the background colour for this entity. May return null for defaults. Any resources created by this class must be disposed by this class.
      Parameters:
      entity - the entity to be styled.
      Returns:
      the background colour for this entity.
      See Also:
    • getBorderHighlightColor

      Color getBorderHighlightColor(Object entity)
      Returns the border highlight colour for this entity. May return null for defaults. Any resources created by this class must be disposed by this class.
      Parameters:
      entity - the entity to be styled.
      Returns:
      the border highlight colour for this entity.
      See Also:
    • getBorderWidth

      int getBorderWidth(Object entity)
      Returns the border width for this entity. May return -1 for defaults.
      Parameters:
      entity - the entity to be styled.
      Returns:
      the border width, or -1 for defaults.
    • getBackgroundColour

      Color getBackgroundColour(Object entity)
      Returns the colour that this node should be coloured. This will be ignored if getNodeColour returns null. Any resources created by this class must be diposed by this class.
      Parameters:
      entity - The entity to be styled
      Returns:
      The colour for the node
      See Also:
    • getForegroundColour

      Color getForegroundColour(Object entity)
    • getTooltip

      IFigure getTooltip(Object entity)
      Returns the tooltop for this node. If null is returned Zest will simply use the default tooltip.
      Parameters:
      entity -
    • fisheyeNode

      boolean fisheyeNode(Object entity)