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an Open Source BPMN 2.0 Modeler
/**
* $Id: mxICell.java,v 1.13 2009-04-02 15:19:02 gaudenz Exp $
* Copyright (c) 2007, Gaudenz Alder
*/
package com.mxgraph.model;
/**
* Defines the requirements for a cell that can be used in an mxGraphModel.
*/
public interface mxICell
{
/**
* Returns the Id of the cell as a string.
*
* @return Returns the Id.
*/
String getId();
/**
* Sets the Id of the cell to the given string.
*
* @param id String that represents the new Id.
*/
void setId(String id);
/**
* Returns the user object of the cell.
*
* @return Returns the user object.
*/
Object getValue();
/**
* Sets the user object of the cell.
*
* @param value Object that represents the new value.
*/
void setValue(Object value);
/**
* Returns the object that describes the geometry.
*
* @return Returns the cell geometry.
*/
mxGeometry getGeometry();
/**
* Sets the object to be used as the geometry.
*/
void setGeometry(mxGeometry geometry);
/**
* Returns the string that describes the style.
*
* @return Returns the cell style.
*/
String getStyle();
/**
* Sets the string to be used as the style.
*/
void setStyle(String style);
/**
* Returns true if the cell is a vertex.
*
* @return Returns true if the cell is a vertex.
*/
boolean isVertex();
/**
* Returns true if the cell is an edge.
*
* @return Returns true if the cell is an edge.
*/
boolean isEdge();
/**
* Returns true if the cell is connectable.
*
* @return Returns the connectable state.
*/
boolean isConnectable();
/**
* Returns true if the cell is visibile.
*
* @return Returns the visible state.
*/
boolean isVisible();
/**
* Specifies if the cell is visible.
*
* @param visible Boolean that specifies the new visible state.
*/
void setVisible(boolean visible);
/**
* Returns true if the cell is collapsed.
*
* @return Returns the collapsed state.
*/
boolean isCollapsed();
/**
* Sets the collapsed state.
*
* @param collapsed Boolean that specifies the new collapsed state.
*/
void setCollapsed(boolean collapsed);
/**
* Returns the cell's parent.
*
* @return Returns the parent cell.
*/
mxICell getParent();
/**
* Sets the parent cell.
*
* @param parent Cell that represents the new parent.
*/
void setParent(mxICell parent);
/**
* Returns the source or target terminal.
*
* @param source Boolean that specifies if the source terminal should be
* returned.
* @return Returns the source or target terminal.
*/
mxICell getTerminal(boolean source);
/**
* Sets the source or target terminal and returns the new terminal.
*
* @param terminal Cell that represents the new source or target terminal.
* @param isSource Boolean that specifies if the source or target terminal
* should be set.
* @return Returns the new terminal.
*/
mxICell setTerminal(mxICell terminal, boolean isSource);
/**
* Returns the number of child cells.
*
* @return Returns the number of children.
*/
int getChildCount();
/**
* Returns the index of the specified child in the child array.
*
* @param child Child whose index should be returned.
* @return Returns the index of the given child.
*/
int getIndex(mxICell child);
/**
* Returns the child at the specified index.
*
* @param index Integer that specifies the child to be returned.
* @return Returns the child at the given index.
*/
mxICell getChildAt(int index);
/**
* Appends the specified child into the child array and updates the parent
* reference of the child. Returns the appended child.
*
* @param child Cell to be appended to the child array.
* @return Returns the new child.
*/
mxICell insert(mxICell child);
/**
* Inserts the specified child into the child array at the specified index
* and updates the parent reference of the child. Returns the inserted child.
*
* @param child Cell to be inserted into the child array.
* @param index Integer that specifies the index at which the child should
* be inserted into the child array.
* @return Returns the new child.
*/
mxICell insert(mxICell child, int index);
/**
* Removes the child at the specified index from the child array and
* returns the child that was removed. Will remove the parent reference of
* the child.
*
* @param index Integer that specifies the index of the child to be
* removed.
* @return Returns the child that was removed.
*/
mxICell remove(int index);
/**
* Removes the given child from the child array and returns it. Will remove
* the parent reference of the child.
*
* @param child Cell that represents the child to be removed.
* @return Returns the child that was removed.
*/
mxICell remove(mxICell child);
/**
* Removes the cell from its parent.
*/
void removeFromParent();
/**
* Returns the number of edges in the edge array.
*
* @return Returns the number of edges.
*/
int getEdgeCount();
/**
* Returns the index of the specified edge in the edge array.
*
* @param edge Cell whose index should be returned.
* @return Returns the index of the given edge.
*/
int getEdgeIndex(mxICell edge);
/**
* Returns the edge at the specified index in the edge array.
*
* @param index Integer that specifies the index of the edge to be
* returned.
* @return Returns the edge at the given index.
*/
mxICell getEdgeAt(int index);
/**
* Inserts the specified edge into the edge array and returns the edge.
* Will update the respective terminal reference of the edge.
*
* @param edge Cell to be inserted into the edge array.
* @param isOutgoing Boolean that specifies if the edge is outgoing.
* @return Returns the new edge.
*/
mxICell insertEdge(mxICell edge, boolean isOutgoing);
/**
* Removes the specified edge from the edge array and returns the edge.
* Will remove the respective terminal reference from the edge.
*
* @param edge Cell to be removed from the edge array.
* @param isOutgoing Boolean that specifies if the edge is outgoing.
* @return Returns the edge that was removed.
*/
mxICell removeEdge(mxICell edge, boolean isOutgoing);
/**
* Removes the edge from its source or target terminal.
*
* @param isSource Boolean that specifies if the edge should be removed
* from its source or target terminal.
*/
void removeFromTerminal(boolean isSource);
/**
* Returns a clone of this cell.
*
* @return Returns a clone of this cell.
*/
Object clone() throws CloneNotSupportedException;
}