/*
   
   nextobjects Copyright (C) 2001-2005 Emmanuel Florent
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by the
   Free Software Foundation; either version 2 of the License, or (at your
   option) any later version.
   
  This program is distributed in the hope that it will
  be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
  of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE. See the GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc., 59
  Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  
  */
  
  package org.devaki.nextobjects.workspace.models.styles;
  
  import java.awt.Color;
  
  import java.awt.datatransfer.DataFlavor;
  import java.awt.datatransfer.Transferable;
  import java.awt.datatransfer.UnsupportedFlavorException;
  import java.io.Serializable;
  import org.devaki.nextobjects.constants.CstGraphics;
  import org.devaki.nextobjects.workspace.models.graphics.AssociationView;
  import org.devaki.nextobjects.workspace.models.graphics.EntityView;
  import org.devaki.nextobjects.workspace.models.graphics.ObjectView;
  
  
  /***
   * This class defines the style of all class-like objects
   */
  public class ClassStyle implements Transferable, Serializable
  {
   // Colors
   protected Color backgroundColor;
   protected Color borderColor;
  
   // Formatting
   protected boolean textAdjusted;
  
   // ObjectView that use this style
   protected ObjectView myObjectView;
  
   // Clipboard
   public static DataFlavor fieldFlavor
     = new DataFlavor(ClassStyle.class, "ClassStyle");
   private DataFlavor[] supportedFlavors = { fieldFlavor };
  
  
   /***
    * Construct a new 'ClassStyle' object with default properties
    * @param pObjectView the context object view
    */
   public ClassStyle(ObjectView pObjectView)
   {
    this.myObjectView = pObjectView;
    if (pObjectView instanceof EntityView)
    {
     this.backgroundColor = CstGraphics.DEFAULT_ENTITY_BACKGROUND_COLOR;
     this.borderColor = CstGraphics.DEFAULT_ENTITY_BORDER_COLOR;
    }
    else if (pObjectView instanceof AssociationView)
    {
     this.backgroundColor = CstGraphics.DEFAULT_ASSOCIATION_BACKGROUND_COLOR;
     this.borderColor = CstGraphics.DEFAULT_ASSOCIATION_BORDER_COLOR;
    }
    else
    {
     this.backgroundColor = CstGraphics.DEFAULT_TABLE_BACKGROUND_COLOR;
     this.borderColor = CstGraphics.DEFAULT_TABLE_BORDER_COLOR;
    }
    this.textAdjusted = true;
   }
  
  
   /***
    * Construct a new 'ClassStyle' object
    * @param pObjectView the context object
    * @param pBackgroundColor the background color
    * @param pBorderColor the border color
    * @param pTextAdjusted the format
    */
   public ClassStyle(ObjectView pObjectView, Color pBackgroundColor,
              Color pBorderColor, boolean pTextAdjusted)
   {
    this.myObjectView = pObjectView;
    this.backgroundColor = pBackgroundColor;
    this.borderColor = pBorderColor;
    this.textAdjusted = pTextAdjusted;
   }
  
  
   /***
   * Construct a new 'ClassStyle' object from an other
   * @param pClassStyle the context class style
   */
  public ClassStyle(ClassStyle pClassStyle)
  {
   this.myObjectView = pClassStyle.getMyObjectView();
   this.backgroundColor = pClassStyle.getBackgroundColor();
   this.borderColor = pClassStyle.getBorderColor();
   this.textAdjusted = pClassStyle.isTextAdjusted();
  }
 
 
  /***
   * Return the object view to which the style is applied
   * @return the object view
   */
  public ObjectView getMyObjectView()
  {
   return this.myObjectView;
  }
 
 
  /***
   * Define the object view to which the style is applied
   * @param pObjectView the object view
   */
  public void setMyObjectView(ObjectView pObjectView)
  {
   this.myObjectView = pObjectView;
  }
 
 
  /***
   * Get the background color
   * @return the background color
   */
  public Color getBackgroundColor()
  {
   return this.backgroundColor;
  }
 
 
  /***
   * Set the background color
   * @param pBackgroundColor the background color
   */
  public void setBackgroundColor(Color pBackgroundColor)
  {
   this.backgroundColor = pBackgroundColor;
  }
 
 
  /***
   * Get the border color
   * @return the border color
   */
  public Color getBorderColor()
  {
   return this.borderColor;
  }
 
 
  /***
   * Set the border color
   * @param pBorderColor the border color
   */
  public void setBorderColor(Color pBorderColor)
  {
   this.borderColor = pBorderColor;
  }
 
 
  /***
   * Return wether or not the draw is adjusted to its content
   * @return textAdjusted a boolean
   */
  public boolean isTextAdjusted()
  {
   return this.textAdjusted;
  }
 
 
  /***
   * Set wether or not the draw is adjusted to its content
   * @param pTextAdjusted a boolean
   */
  public void setTextAdjusted(boolean pTextAdjusted)
  {
   this.textAdjusted = pTextAdjusted;
  }
 
 
  ///////////////////////
  // CLIPBOARD METHODS //
  ///////////////////////
 
   /***
   * Return the flavors
   * @return a table of DataFlavor
   */
  public synchronized DataFlavor[] getTransferDataFlavors()
  {
   return this.supportedFlavors;
  }
 
 
  /***
   * Is the data supported by this class?
   * @param parFlavor
   * @return a boolean
   */
  public boolean isDataFlavorSupported(DataFlavor parFlavor)
  {
   return (parFlavor.equals(fieldFlavor));
  }
 
 
  /***
   * Return the object to be used by the clipboard
   * @param parFlavor
   * @return an Object
   * @throws UnsupportedFlavorException
   */
  public synchronized Object getTransferData(DataFlavor parFlavor)
    throws UnsupportedFlavorException
  {
   if (parFlavor.equals(fieldFlavor))
   {
    return (this);
   }
   else
   {
    throw new UnsupportedFlavorException(fieldFlavor);
   }
  }
 
 
  /***
   * Need to be defined
   * @param parClipboard
   * @param parTransferable
   */
  /*public void lostOwnership (Clipboard parClipboard, Transferable parTransferable)
  {
  }*/
 }