//  Job: Jay's Own Browser, a web browser written in Java by Jay Skeer
//  Copyright (C) 1996 Jay Skeer, Jay Prime Positive
//
//  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 2 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, write to the Free Software
//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//

import java.awt.*;

public class HtmlDocumentArea {
    /** space occumpied by this area */
    Rectangle area;
    /** hotitem associated with this area */
    HotItem   hot_item;
    /** text==string for this area */
    String    text;
    /** base line of this area (for text areas) */
    int	      base_line;
    /** font for this area */
    Font      font;
    /** color for this area */
    Color     color;

    private static Font appH1Font= null;
    private static Font appH2Font= null;
    private static Font appH3Font= null;
    private static Font appH4Font= null;
    private static Font appH5Font= null;
    private static Font appBoldFont= null;
    private static Font appTypeFont= null;
    private static Font appBodyFont= null;
    private static int  avgHeight= 0;

    public static void initFonts
        (Font h1, Font h2, Font h3, Font h4, Font h5,
	 Font body, Font bold, Font type)
    {
	appH1Font= h1;
	appH2Font= h2;
	appH3Font= h3;
	appH4Font= h4;
	appH5Font= h5;
	appBodyFont= body;
	appBoldFont= bold;
	appTypeFont= type;
    }
    
    public static Font getFont(String font_name) {
	Font font;
	if (null != font_name) {
	    if (font_name.equalsIgnoreCase("h1")) {
		font= HtmlDocumentArea.appH1Font;
	    } else
	    if (font_name.equalsIgnoreCase("h2")) {
		font= HtmlDocumentArea.appH2Font;
	    } else
	    if (font_name.equalsIgnoreCase("h3")) {
		font= HtmlDocumentArea.appH3Font;
	    } else
	    if (font_name.equalsIgnoreCase("h4")) {
		font= HtmlDocumentArea.appH4Font;
	    } else
	    if (font_name.equalsIgnoreCase("h5")) {
		font= HtmlDocumentArea.appH5Font;
	    } else
	    if (font_name.equalsIgnoreCase("bold")) {
		font= HtmlDocumentArea.appBoldFont;
	    } else
	    if (font_name.equalsIgnoreCase("type")) {
		font= HtmlDocumentArea.appTypeFont;
	    } else
//	    if (font_name.equalsIgnoreCase("body"))
	    {
		font= HtmlDocumentArea.appBodyFont;
	    }
	} else { // null name, use default;
		font= HtmlDocumentArea.appBodyFont;
	}
	return font;
    }

    public HtmlDocumentArea(HotText ht) {
	text= ht.getText();
	hot_item= ht.getHotItem();
	area= new Rectangle();
	if (null != hot_item) {
	    color= Color.blue;
	} else {
	    color= Color.black;
	}
    }

    public HtmlDocumentArea(String s, HotItem hi) {
	text= s;
	hot_item= hi;
	area= new Rectangle();
	if (null != hot_item) {
	    color= Color.blue;
	} else {
	    color= Color.black;
	}
    }

    public HtmlDocumentArea(String s) {
	text= s;
	area= new Rectangle();
	hot_item= null;
	color= Color.black;
    }

    public HtmlDocumentArea() {
	text= null;
	area= new Rectangle();
	hot_item= null;
	color= Color.black;
    }

    public Font getFont() {
	return this.font;
    }

    public void setFont(Font font) {
	this.font= font;
    }

    public void setFont(String font_name) {
	setFont(HtmlDocumentArea.getFont(font_name));
    }

    public int getWidth() {
	return area.width;
    }

    public int getHeight() {
	return area.height;
    }

    public int getX() {
	return area.x;
    }

    public int getY() {
	return area.y;
    }

    public String getText() {
	return text;
    }

    public void setText(String s) {
	text= s;
    }

    public int getBaseLine() {
	return base_line;
    }

    public void setBaseLine(int bl) {
	base_line= bl;
    }

    public void setArea(int x1, int y1, int x2, int y2) {
	area= new Rectangle(Math.min(x1,x2),
	    		    Math.min(y1,y2),
                            Math.abs(x2 - x1),
			    Math.abs(y2 - y1));
    }

    public void setArea(int x1, int y1, int x2, int y2, int bl) {
        setArea(x1, y1, x2, y2);
        base_line= bl;
    }

    public Rectangle getArea() {
	return area;
    }

    public boolean inside(int x, int y) {
	return area.inside(x, y);
    }

    public HotItem getHotItem() {
	return hot_item;
    }

    public void setHotItem(String s) {
	hot_item= new HotItem(s);
    }

    public void setHotHref(String s) {
	hot_item= new HotHref(s);
    }

    public void setHotName(String s) {
	hot_item= new HotName(s);
    }

    public void paint(Graphics g, int xoff, int yoff) {
//Jdb.enter("HDA.paint(g"+g+", "+xoff+","+yoff);
        if ((null != text) && (null != area)) {
	    g.setFont(font);
	    g.setColor(color);
	    g.drawString(text, area.x - xoff, base_line - yoff);
//Jdb.trace("g.drawString(\""+text+"\", "+
//	  (area.x-xoff)+", "+(base_line-yoff)+")");
	}
//Jdb.exit("HDA.paint(g"+g+", "+xoff+","+yoff);
    }

    public String toString() {
	StringBuffer rv= new StringBuffer();
	rv.append("area[");
	if (null != this.area) {
	    rv.append("("+this.area.x+"-"+this.area.width);
	    rv.append(","+this.area.y+"-"+this.area.height);
	} else {
	    rv.append("(NULL rectangle");
	}
	rv.append("), font");
	rv.append(font);
	rv.append(", hot");
	if (null != hot_item) {
	    rv.append(hot_item.toString());
	} else {
	    rv.append("NULL");
	}
	rv.append(", base"+base_line);
	rv.append(", text");
	if (null == this.text) {
	    rv.append("NULL");
	} else {
	    rv.append("\"");
	    int maxlen= 24;
	    int tlen= this.text.length();
	    if (maxlen < tlen) {
		int len= Math.min(maxlen-3, tlen);
		rv.append(this.text.substring(0, len));
		rv.append("...");
	    } else {
		rv.append(this.text);
	    }
	    rv.append("\"");
	}
	rv.append("]");
	return rv.toString();
    }
}