/*
 * GNU LESSER GENERAL PUBLIC LICENSE Copyright (C) 2006 The Lobo Project
 * 
 * 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.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 * 
 * Contact info: lobochief@users.sourceforge.net
 */
package com.nvarghese.beowulf.common.cobra.html.domimpl;

// import org.cobra_grendel.html.style.*;
import org.w3c.dom.html2.HTMLHeadingElement;

public class HTMLHeadingElementImpl extends HTMLAbstractUIElement implements HTMLHeadingElement {

	public HTMLHeadingElementImpl(String name) {

		super(name);
	}

	public String getAlign() {

		return this.getAttribute("align");
	}

	public void setAlign(String align) {

		this.setAttribute("align", align);
	}

	private final float getHeadingFontSize() {

		String tagName = this.getTagName();
		try {
			int lastCharValue = tagName.charAt(1) - '0';
			switch (lastCharValue) {
				case 1:
					return 24.0f;
				case 2:
					return 18.0f;
				case 3:
					return 15.0f;
				case 4:
					return 12.0f;
				case 5:
					return 10.0f;
				case 6:
					return 8.0f;
			}
		} catch (Exception thrown) {
			this.warn("getHeadingFontSize(): Bad heading tag: " + this.getTagName(), thrown);
		}
		return 14.0f;
	}

	private final String getHeadingFontSizeText() {

		String tagName = this.getTagName();
		try {
			int lastCharValue = tagName.charAt(1) - '0';
			switch (lastCharValue) {
				case 1:
					return "24pt";
				case 2:
					return "18pt";
				case 3:
					return "13.55pt";
				case 4:
					return "12pt";
				case 5:
					return "10pt";
				case 6:
					return "7.55pt";
			}
		} catch (Exception thrown) {
			this.warn("getHeadingFontSizeText(): Bad heading tag: " + this.getTagName(), thrown);
		}
		return "14px";
	}

	/*
	 * 
	 * protected RenderState createRenderState(RenderState prevRenderState) {
	 * float fontSize = this.getHeadingFontSize(); //(can't put a RenderState in
	 * the middle - messes up "em" sizes). //prevRenderState = new
	 * FontSizeRenderState(prevRenderState, fontSize, java.awt.Font.BOLD);
	 * return new HeadingRenderState(prevRenderState, this); }
	 */

	protected void appendInnerTextImpl(StringBuffer buffer) {

		int length = buffer.length();
		int lineBreaks;
		if (length == 0) {
			lineBreaks = 2;
		} else {
			int start = length - 4;
			if (start < 0) {
				start = 0;
			}
			lineBreaks = 0;
			for (int i = start; i < length; i++) {
				char ch = buffer.charAt(i);
				if (ch == '\n') {
					lineBreaks++;
				}
			}
		}
		for (int i = 0; i < 2 - lineBreaks; i++) {
			buffer.append("\r\n");
		}
		super.appendInnerTextImpl(buffer);
		buffer.append("\r\n\r\n");
	}
	/*
	 * 
	 * protected AbstractCSS2Properties createDefaultStyleSheet() {
	 * ComputedCSS2Properties css = new ComputedCSS2Properties(this);
	 * css.internalSetLC("font-size", this.getHeadingFontSizeText());
	 * css.internalSetLC("font-weight", "bolder"); return css; }
	 */
}