/*
Copyright (C) 2000 The Exult Team

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include "Sign_gump.h"
#include "gamewin.h"
#include "game.h"
#include "actors.h"


/*
 *	Create a sign gump.
 */

Sign_gump::Sign_gump
	(
	int shapenum,
	int nlines			// # of text lines.
	) : Gump(0, shapenum), num_lines(nlines), serpentine(false)
{
	// THIS IS A HACK, but don't ask me why this is like this,
	if (Game::get_game_type() == SERPENT_ISLE && shapenum==49)
	{
		// check for avatar read here
		Main_actor *avatar = gwin->get_main_actor();
		if (!avatar->get_flag(Obj_flags::read))
			serpentine = true;

		shapenum = game->get_shape("gumps/goldsign");
		set_shape(shapenum);
		set_pos();	// Recenter
	}

	if(shapenum==game->get_shape("gumps/woodsign"))
	{
		set_object_area(Rectangle(0, 4, 196, 92));
	}
	else if(shapenum==game->get_shape("gumps/tombstone"))
	{
		set_object_area(Rectangle(0, 8, 200, 112));
	}
	else if(shapenum==game->get_shape("gumps/goldsign"))
	{
		if (Game::get_game_type() == BLACK_GATE)
			set_object_area(Rectangle(0, 4, 232, 96));
		else			// SI
			set_object_area(Rectangle(4, 4, 312, 96));
	}
	else if (shapenum==game->get_shape("gumps/scroll"))
		set_object_area(Rectangle(48, 30, 146, 118));
	lines = new std::string[num_lines];
}

/*
 *	Delete sign.
 */

Sign_gump::~Sign_gump
	(
	)
{
	delete [] lines;
}

/*
 *	Add a line of text.
 */

void Sign_gump::add_text
	(
	int line,
	const std::string &txt
	)
{
	if (line < 0 || line >= num_lines)
		return;

	// check for avatar read here
	Main_actor *avatar = gwin->get_main_actor();

	if (!serpentine && avatar->get_flag(Obj_flags::read))
	{
		for (int i = 0; i < txt.size(); i++)
		{
			if (txt[i] == 40) 
			{
				lines[line] += 'T';
				lines[line] += 'H';
			}
			else if (txt[i] == 41) 
			{
				lines[line] += 'E';
				lines[line] += 'E';
			}
			else if (txt[i] == 42) 
			{
				lines[line] += 'N';
				lines[line] += 'G';
			}
			else if (txt[i] == 43) 
			{
				lines[line] += 'E';
				lines[line] += 'A';
			}
			else if (txt[i] == 44) 
			{
				lines[line] += 'S';
				lines[line] += 'T';
			}
			else if (txt[i] == '|')
			{
				lines[line] += ' ';
			}
			else if (txt[i] >= 'a')
				lines[line] += txt[i] - 32;
			else
				lines[line] += txt[i];
		}
	}
	else
	{
		lines[line] = txt;

	}
}

/*
 *	Paint sign.
 */

void Sign_gump::paint
	(
	)
{
	int font = 1;			// Normal runes.
	if (get_shapenum() == game->get_shape("gumps/goldsign"))
	{
		if (serpentine)
			font = 10;
		else
			font = 6;		// Embossed.
	}
	else if (serpentine)
		font = 8;
					// Get height of 1 line.
	int lheight = sman->get_text_height(font);
					// Get space between lines.
	int lspace = (object_area.h - num_lines*lheight)/(num_lines + 1);
					// Paint the gump itself.
	paint_shape(x, y);
	int ypos = y + object_area.y;	// Where to paint next line.
	for (int i = 0; i < num_lines; i++)
	{
		ypos += lspace;
		if (lines[i].empty())
			continue;
		sman->paint_text(font, lines[i].c_str(),
			x + object_area.x + 
				(object_area.w - 
			sman->get_text_width(font, lines[i].c_str()))/2,
			ypos);
		ypos += lheight;
	}
	gwin->set_painted();
}