source: other-projects/GlamED/trunk/src/org/honours/html/Table.java@ 26588

package org.honours.html;

import java.awt.Color;
import java.util.ArrayList;
import java.util.List;

import org.expeditee.io.Conversion;
import org.expeditee.items.Dot;

import org.w3c.dom.*;

/**
 * Class to produce table html elements from rectangles on
 * an Expeditee frame. At least 2 rectangles joined together are
 * required to produce a table.
 * @author Korii
 */
public class Table {
    
    //A table consists of a list of rows
    private List<TableRow> _table;
    
    private Dot _dot;
    
    //Table attributes
    private int _cellspacing;
    private int _cellpadding;
    private int _left;
    private int _top;
    
    private Alignment _alignment;
    private Position _positioning;
    
    public enum Alignment{
        CENTER, LEFT, RIGHT;
    }
    
    public enum Position{
        STATIC, ABSOLUTE, FIXED, RELATIVE, INHERIT;
    }
    
    public Table(){
        _table = new ArrayList<TableRow>();
    }
    
    /**
     * Returns a complete <table> element which includes
     * all the <tr>'s, <td>'s and any text/images within
     * the <td>'s.
     * @param doc - the document to use when creating elements
     * @return - a complete table
     */
    public Element getTableElement(Document doc){
        
        Element tableElem = doc.createElement("table");
        setTableStyle(tableElem);
        
        //Append all <tr>'s to table. In TableRow class, append all <td>'s to the row.
        for(int i = 0; i < _table.size(); i++){
            
            Element trElem = doc.createElement("tr");
            tableElem.appendChild(trElem);
        }
        
        return tableElem;
    }
    
    private void setTableStyle(Element tableElem){
        
        Color c = (_dot.getColor() != null) ? _dot.getBorderColor() : _dot.getColor();
        String color = (c != null) ? Conversion.getCssColor(c) : Conversion.getCssColor(Color.black);
        
        float thickness = _dot.getThickness() >= 0 ? _dot.getThickness() : 1;
        
        tableElem.setAttribute("cellpadding","1");
        tableElem.setAttribute("cellspacing","0");
        
        StringBuffer styleAttr = new StringBuffer("");
        styleAttr.append("border-collapse: collapse; ");
        styleAttr.append("border: " + thickness +"px solid " + color + ";");
        
        tableElem.setAttribute("style",styleAttr.toString());
    }
    
    public void addRow(TableRow r){
        
        _table.add(r);
        
        //gets the first dot in the row's list of dots and uses this as the dot for customizing the table
        //attributes
        if(_table.size() == 1){
            
            if(r.getDots() != null){
                
                if(r.getDots().size() > 0 && r.getDots().get(0) != null)
                    setDot(r.getDots().get(0));
            }
        }
    }
    
    public List<TableRow> getTable(){
        return _table;
    }
    
    private void setDot(Dot d){
        _dot = d;
    }
    
    public Dot getDot(){
        return _dot;
    }
    
    
}