* This file is part of OpenTTD.

 * OpenTTD 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, version 2.

 * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.

 */

/** @file bootstrap_gui.cpp Barely used user interface for bootstrapping OpenTTD, i.e. downloading the required content. */

#include "stdafx.h"

#include "base_media_base.h"

#include "blitter/factory.hpp"

#include "core/geometry_func.hpp"

#include "fontcache.h"

#include "gfx_func.h"

#include "network/network.h"

#include "network/network_content_gui.h"

#include "openttd.h"

#include "strings_func.h"

#include "video/video_driver.hpp"

#include "window_func.h"

#include "widgets/bootstrap_widget.h"

 * This requires all kinds of trickery that is needed to avoid the use of

 * sprites from the base graphics set which are pretty interwoven.

 * @return True if a base set exists, otherwise false.

 */

bool HandleBootstrap()

{

	if (BaseGraphics::GetUsedSet() != nullptr) return true;

	/* No user interface, bail out with an error. */

	if (BlitterFactory::GetCurrentBlitter()->GetScreenDepth() == 0) goto failure;

	/* If there is no network or no freetype, then there is nothing we can do. Go straight to failure. */

	if (!_network_available) goto failure;

	/* First tell the game we're bootstrapping. */

	_game_mode = GM_BOOTSTRAP;

	/* Initialise the freetype font code. */

	InitializeUnicodeGlyphMap();

	/* Next "force" finding a suitable freetype font as the local font is missing. */

	CheckForMissingGlyphs(false);

	/* Initialise the palette. The biggest step is 'faking' some recolour sprites.

	 * This way the mauve and gray colours work and we can show the user interface. */