com.ibm.etools.systems.application.visual.editor.routers
Class SystemManhattanConnectionRouter

java.lang.Object
  AbstractRouter
      com.ibm.etools.systems.application.visual.editor.routers.SystemManhattanConnectionRouter

public final class SystemManhattanConnectionRouter
extends AbstractRouter

Provides a Connection with an orthogonal route between the Connection's source and target anchors. Experiment API. Internal use only.

Constructor Summary

SystemManhattanConnectionRouter(LayeredPane parent)

Method Summary

protected int	adjust(Connection connection, int col)
protected IFigure	findFirstFigureAtStraightLine(Ray start, Ray direction, List excluding)
Object	getConstraint(Connection connection)
protected Ray	getDirection(Rectangle r, Point p) Returns the direction the point p is in relation to the given rectangle.
protected Ray	getEndDirection(Connection conn)
protected List	getExcludingFigures(Connection conn)
IFigure	getPrimary()
protected int	getRowNear(Connection connection, int r, int n, int x)
protected Ray	getStartDirection(Connection conn)
void	invalidate(Connection connection)
protected boolean	isCycle(Connection conn)
protected void	processPositions(Ray start, Ray end, List positions, boolean horizontal, Connection conn)
void	remove(Connection connection)
protected void	removeReservedLines(Connection connection)
protected void	reserveColumn(Connection connection, Integer column)
protected void	reserveRow(Connection connection, Integer row)
void	route(Connection conn)
void	setConstraint(Connection connection, Object constraint)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SystemManhattanConnectionRouter

public SystemManhattanConnectionRouter(LayeredPane parent)

Method Detail

invalidate

public void invalidate(Connection connection)

See Also:

ConnectionRouter#invalidate(Connection)

getDirection

protected Ray getDirection(Rectangle r,
                           Point p)

Returns the direction the point p is in relation to the given rectangle. Possible values are LEFT (-1,0), RIGHT (1,0), UP (0,-1) and DOWN (0,1).

Parameters:

r - the rectangle

p - the point

Returns:

the direction from r to p

getEndDirection

protected Ray getEndDirection(Connection conn)

getRowNear

protected int getRowNear(Connection connection,
                         int r,
                         int n,
                         int x)

getStartDirection

protected Ray getStartDirection(Connection conn)

processPositions

protected void processPositions(Ray start,
                                Ray end,
                                List positions,
                                boolean horizontal,
                                Connection conn)

remove

public void remove(Connection connection)

See Also:

ConnectionRouter#remove(Connection)

removeReservedLines

protected void removeReservedLines(Connection connection)

reserveColumn

protected void reserveColumn(Connection connection,
                             Integer column)

reserveRow

protected void reserveRow(Connection connection,
                          Integer row)

route

public void route(Connection conn)

See Also:

ConnectionRouter#route(Connection)

getConstraint

public Object getConstraint(Connection connection)

setConstraint

public void setConstraint(Connection connection,
                          Object constraint)

isCycle

protected boolean isCycle(Connection conn)

getExcludingFigures

protected List getExcludingFigures(Connection conn)

findFirstFigureAtStraightLine

protected IFigure findFirstFigureAtStraightLine(Ray start,
                                                Ray direction,
                                                List excluding)

adjust

protected int adjust(Connection connection,
                     int col)

getPrimary

public IFigure getPrimary()