BlockDeclaration.java

package com.drawbridge.vl.blocks;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;

import javax.swing.BorderFactory;
import javax.swing.JLabel;

import com.drawbridge.jsengine.ast.Evaluator;
import com.drawbridge.utils.Utils;
import com.drawbridge.vl.VLCanvas;
import com.google.caja.lexer.FilePosition;

public class BlockDeclaration extends Block
{

	/**
	 * 
	 */
	private static final long	serialVersionUID	= 7059870345356142308L;
	private JLabel				varLabel			= null;

	public BlockDeclaration(FilePosition filePosition, Evaluator eval, String text) {
		super(filePosition, eval, VLCanvas.LINE_HEIGHT, Color.decode("#FFBFBF"), null,  text);
		setImmutableProperties();

	}

	public BlockDeclaration(BlockDeclaration block) {
		super(block);
		setImmutableProperties();
	}

	private void setImmutableProperties()
	{
		// Restrict Formatting
		Utils.adaptTextFieldInputForVariableNames(mRoundedText, '_');

		// Set Font Size of Text
		mRoundedText.setForeground(Color.white);
		mRoundedText.setFont(new Font(this.getFont().getFontName(), Font.BOLD, 28));

		varLabel = new JLabel("var");
		varLabel.setFont(new Font(this.getFont().getFontName(), Font.PLAIN, 16));

		varLabel.setBorder(BorderFactory.createEmptyBorder(0, 10, 0, 10));
		varLabel.setForeground(Color.white);
		this.remove(mRoundedText);
		this.add(varLabel);
		this.add(mRoundedText);
		validateForText();
	}

	@Override
	protected void validateForText()
	{
		super.validateForText();
		if (varLabel != null) {
			int width = Math.max(10, mRoundedText.getPreferredSize().width) + varLabel.getPreferredSize().width + getPadding().left + getPadding().right;
			Dimension newBlockSize = new Dimension(width, getPreferredSize().height);
			setPreferredSize(newBlockSize);
			setSize(newBlockSize);
			validate();
			repaint();
		}
	}

	@Override
	public String generateCode()
	{
		return "var " + mRoundedText.getText();
	}

}