package controlP5;

/**
 * controlP5 is a processing gui library.
 * 
 * 2006-2015 by Andreas Schlegel
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1
 * of the License, or (at your option) any later version.
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General
 * Public License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307 USA
 * 
 * @author Andreas Schlegel (http://www.sojamo.de)
 * @modified ##date##
 * @version ##version##
 * 
 */

import java.util.ArrayList;
import java.util.List;

/**
 * Used by MultiList.
 * 
 * @example controllers/ControlP5multiList
 * @nosuperclasses Controller Controller
 */
public class MultiListButton extends Button implements MultiListInterface {

	// private MultiListInterface parent;

	private Controller parent;
	private MultiList root;
	private int[] _myRect = new int[ 4 ];
	protected int _myDirection = ControlP5Constants.RIGHT;
	private boolean isUpperCase = true;

	/**
	 * 
	 * @param theProperties ControllerProperties
	 * @param theParent MultiListInterface
	 * @param theRoot MultiList
	 */
	protected MultiListButton( ControlP5 theControlP5 , String theName , float theValue , int theX , int theY , int theWidth , int theHeight , Controller theParent , MultiList theRoot ) {
		super( theControlP5 , ( ControllerGroup< ? > ) theRoot.getParent( ) , theName , theValue , theX , theY , theWidth , theHeight );
		parent = theParent;
		root = theRoot;
		updateRect( x( position ) , y( position ) , getWidth( ) , getHeight( ) );
		_myCaptionLabel.align( LEFT , CENTER );
	}

	public MultiListButton toUpperCase( boolean theValue ) {
		isUpperCase = theValue;
		for ( Controller< ? > c : getSubelements( ) ) {
			c.getCaptionLabel( ).toUpperCase( isUpperCase );
		}
		_myCaptionLabel.toUpperCase( isUpperCase );
		return this;
	}

	public void remove( ) {
		int myYoffset = 0;
		for ( int i = 0 ; i < parent.getSubelements( ).size( ) ; i++ ) {
			if ( parent.getSubelements( ).get( i ) == this ) {
				myYoffset = getHeight( ) + 1;
			}
			( ( MultiListButton ) parent.getSubelements( ).get( i ) ).updateLocation( 0 , -myYoffset );
		}

		if ( _myParent != null ) {
			removeListener( root );
			_myParent.remove( this );
		}
		if ( cp5 != null ) {
			removeListener( root );
			cp5.remove( this );
		}
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			( ( MultiListButton ) getSubelements( ).get( i ) ).remove( );
		}
	}

	public int getDirection( ) {
		return _myDirection;
	}

	protected void setDirection( int theDirection ) {
		_myDirection = theDirection;
	}

	public void updateRect( float theX , float theY , float theW , float theH ) {
		_myRect = new int[] { ( int ) theX , ( int ) theY , ( int ) theW , ( int ) theH };
	}

	public void updateLocation( float theX , float theY ) {
		set( position , theX , theY );
		updateRect( x( position ) , y( position ) , getWidth( ) , getHeight( ) );
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			( ( MultiListInterface ) getSubelements( ).get( i ) ).updateLocation( theX , theY );
		}
	}

	/**
	 * set the width of a multlist button.
	 * 
	 * @param theWidth int
	 */
	public MultiListButton setWidth( int theWidth ) {
		// negative direction
		int dif = ( _myDirection == LEFT ) ? theWidth - getWidth( ) : 0;
		super.setWidth( theWidth );
		updateLocation( -dif , 0 );
		return this;
	}

	/**
	 * set the height of a multlist button.
	 * 
	 * @param theHeight int
	 */
	public MultiListButton setHeight( int theHeight ) {
		int difHeight = getHeight( );
		super.setHeight( theHeight );
		difHeight = getHeight( ) - difHeight;
		int myYoffset = 0;
		for ( int i = 0 ; i < parent.getSubelements( ).size( ) ; i++ ) {
			if ( parent.getSubelements( ).get( i ) instanceof MultiListInterface ) {
				( ( MultiListInterface ) parent.getSubelements( ).get( i ) ).updateLocation( 0 , myYoffset );
				if ( ( parent.getSubelements( ).get( i ) ) == this ) {
					myYoffset = difHeight;
				}
			}
		}
		updateLocation( 0 , 0 );
		return this;
	}

	/**
	 * add a new button to the sublist of this multilist button.
	 * 
	 * @param theName String
	 * @param theValue int
	 * @return MultiListButton
	 */
	public MultiListButton add( String theName , float theValue ) {
		int myHeight = - ( getHeight( ) + 1 );
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			myHeight += ( getSubelements( ).get( i ) ).getHeight( ) + 1;
		}
		// negative direction, this is static now, make it dynamic depending on
		// the
		// location of the list.
		int xx = ( ( int ) x( position ) + ( getWidth( ) + 1 ) );
		MultiListButton b = new MultiListButton( cp5 , theName , theValue , xx , ( int ) y( position ) + ( getHeight( ) + 1 ) + myHeight , ( int ) getWidth( ) , ( int ) getHeight( ) , this , root );
		b.isMoveable = false;
		b.toUpperCase( isUpperCase );
		b.hide( );
		cp5.register( null , "" , b );
		b.addListener( root );
		getSubelements( ).add( b );
		updateRect( xx , y( position ) , getWidth( ) , ( getHeight( ) + 1 ) + myHeight );
		return b;
	}

	protected void onEnter( ) {
		if ( !root.isUpdateLocation ) {
			isActive = true;
			root.occupied( true );
			root.mostRecent = this;
			if ( parent instanceof MultiListInterface ) {
				( ( MultiListInterface ) parent ).close( this );
			}
			open( );
		}
	}

	protected void onLeave( ) {
		if ( parent instanceof MultiListInterface ) {
			if ( ! ( ( MultiListInterface ) parent ).observe( ) && !root.isUpdateLocation && root.mostRecent == this ) {
				isActive = false;
				root.occupied( false );
			}
		}
	}

	public void mouseReleasedOutside( ) {
		// !!! other than in the Button class, calling mouseReleased here
		// conflicts with mouseReleased();
	}

	public boolean observe( ) {
		return CP.inside( _myRect , _myControlWindow.mouseX , _myControlWindow.mouseY );
	}

	public void close( MultiListInterface theInterface ) {
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			if ( theInterface != ( MultiListInterface ) getSubelements( ).get( i ) ) {
				( ( MultiListInterface ) getSubelements( ).get( i ) ).close( );
			}
		}

	}

	public void close( ) {
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			( ( MultiListButton ) getSubelements( ).get( i ) ).close( );
			( ( MultiListButton ) getSubelements( ).get( i ) ).hide( );
		}
	}

	public void open( ) {
		for ( int i = 0 ; i < getSubelements( ).size( ) ; i++ ) {
			( ( MultiListButton ) getSubelements( ).get( i ) ).show( );
		}
	}

}