/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This code is based on the original source code of Lord Avalot d'Argent version 1.3.
 * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
 */

#include "graph.h"

namespace Avalanche {

void load() {
	byte a;  /*absolute $A000:1200;*/ byte bit;
	untyped_file f;
	assign(f, "avagame.avd");
	reset(f, 1);
	seek(f, 177);
	for (bit = 0; bit <= 3; bit ++) {
		port[0x3c4] = 2;
		port[0x3ce] = 4;
		port[0x3c5] = 1 << bit;
		port[0x3cf] = bit;
		blockread(f, a, 12080);
	}
	close(f);
	bit = getpixel(0, 0);
}

void gfx() {
	integer gd, gm;

	gd = 3;
	gm = 0;
	initgraph(gd, gm, "c:\\bp\\bgi");
}

void blit(integer x1, integer y1, integer x2, integer y2, integer x3, integer y3) {
	pointer p, q;
	word s;

	mark(q);

	s = imagesize(x1, y1, x2, y2);
	getmem(p, s);
	getimage(x1, y1, x2, y2, p);
	putimage(x3, y3, p, 0);

	release(q);
}

void copy_hammer() {
	blit(274, 47, 311, 67, 92, 10);
}

void do_text() {
	settextjustify(1, 1);
	setcolor(0);
	settextstyle(2, 0, 4);
	setusercharsize(120, 100, 100, 100);
	outtextxy(112, 32, "Thorsoft of Letchworth presents");
	blit(3, 30, 218, 31, 4, 30);
	blit(4, 35, 219, 38, 3, 35);
}

void dump_to_file(byte x1, byte y1, byte x2, byte y2, string fn) {
	byte y, bit;
	untyped_file f;

	assign(f, fn);
	rewrite(f, 1);

	for (y = y1; y <= y2; y ++)
		for (bit = 0; bit <= 3; bit ++) {
			port[0x3c4] = 2;
			port[0x3ce] = 4;
			port[0x3c5] = 1 << bit;
			port[0x3cf] = bit;
			blockwrite(f, mem[0xa000 * y * 80 + x1], x2 - x1);
		}

	close(f);

}

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	gfx();
	load();

	setfillstyle(1, 7);
	bar(2, 10, 219, 37);
	bar(0, 0, 1, 200);
	bar(220, 0, 250, 88);
	bar(0, 88, 213, 147);
	bar(622, 88, 640, 147);
	copy_hammer();
	do_text();

	dump_to_file(0, 10, 28, 86, "about.avd");
	dump_to_file(26, 88, 78, 147, "gameover.avd");
	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.