/*
 * File: label.java
 * 		This file is part of Tico, an application
 * 		to create and perform interactive communication boards to be
 * 		used by people with severe motor disabilities.
 * 
 * Authors: Eduardo Ferrer
 * 
 * Date:	September-2012
 * 
 * Company: Universidad de Zaragoza, CPS, DIIS
 * 
 * License:
 * 		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 3
 * 		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, see <http://www.gnu.org/licenses/>. 
 */


package android.TICO;

import android.TICO.Views.RectangleView;
import android.content.Context;
import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.GradientDrawable;
import android.view.ViewGroup.LayoutParams;
import android.widget.RelativeLayout;
import android.widget.TextView;
/**
 * Defines a <code>label</code> and its attributes.
 *
 * @author Eduardo Ferrer
 * @version 1.0 Sep, 2012
 */
public class label {
	/**
	 * The <code>label</code> type used as attribute in XML encoding and decoding for Android.
	 */
	
	private RectangleView rv;
	private TextView tv;
	
	public final static int HORIZONTAL_FIT_TEXT_MARGIN = 6;

	public final static int VERTICAL_FIT_TEXT_MARGIN = 4;
	
	
	
	/**
	 * Creates a new <code>label</code>.
	 * @param marginLeft The number <code>marginLeft</code> of pixels of the left margin
	 * @param marginTop The number <code>marginTop</code> of pixels of the top margin
	 * @param frameSize The <code>size</code> of the frame in pixels of the <code>label</code>
	 * @param text The <code>text</code> of the <code>label</code>
	 * @param textSize The desired <code>size</code> of the text in the label
	 * @param typeface  The <code>font</code> of the text
	 * @param textStyle  The <code>style</code> of the text
	 * @param context The <code>context</code> that contains the <code>textArea</code>	 
	 */
	public label(int marginLeft,int marginTop,int frameSize,String text,float textSize,Typeface typeface,int textStyle,Context context){
		//Creamos la etiqueta con los datos leidos
		//primero el texto
		
		tv=new TextView(context);
		tv.setSingleLine();
		RelativeLayout.LayoutParams ptext = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT);
        ptext.setMargins(marginLeft+frameSize+HORIZONTAL_FIT_TEXT_MARGIN, marginTop+frameSize+VERTICAL_FIT_TEXT_MARGIN,0, 0);
        
        tv.setLayoutParams(ptext);
        
       
        tv.setText(text);
        tv.setTextSize(textSize);
        tv.setTypeface(typeface,textStyle);
        
        //luego el marco
        rv = new RectangleView(marginLeft, 
				marginTop, 
				(int)(marginLeft+tv.getPaint().measureText(tv.getText().toString()))+2*(frameSize+HORIZONTAL_FIT_TEXT_MARGIN),
				marginTop + tv.getLineHeight()+(int)tv.getPaint().descent()+2*(frameSize+VERTICAL_FIT_TEXT_MARGIN), 
				context);
        rv.setBorderWidth(frameSize);
	}
	
	
	/**
	 * Set the color of the text
	 * @param color The integer that defines the desired color for the text
	 */
	public void setTextColor(int textColor){
		tv.setTextColor(textColor);
	}
	
	
    
	
		
	/**
	 * Set the frame color of the label
	 * @param color The <code>color</code> of the label frame
	 */
	public void setFrameColor(int frameColor){
		rv.setColor(frameColor);
	}
	
	
	/**
	 * Set the background color and the gradient
	 * @param backgroundColor The <code>color</code> of the background
	 * @param gradient The <code>gradient color</code> of the background
	 */
	public void setBackgroundColor(int backgroundColor,int gradient){
		
		if(gradient==Color.TRANSPARENT){ //color simple de fondo
    	rv.setBackgroundColor(backgroundColor);
		}else{ //color con gradiente de fondo
			int Colors[]=new int[2];
			Colors[0]=backgroundColor;
			Colors[1]=gradient;
			GradientDrawable g = new GradientDrawable(GradientDrawable.Orientation.TL_BR, Colors); //Colors is an array with 2 heximal values as int.

			rv.setBackgroundDrawable(g);
		}
	}
	
	
	/**
	 * Add the label to a RelativeLayout
	 * @param lay Relative layout that will contain the label
	 */
	public void addTo(RelativeLayout lay){
			lay.addView(rv);
			lay.addView(tv);
	}
		
	
}