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/* $Id$ */

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/** @file settings_gui.cpp */

     4

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#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "currency.h"

     8

#include "gui.h"

     9

#include "window_gui.h"

    10

#include "textbuf_gui.h"

    11

#include "command_func.h"

    12

#include "engine.h"

    13

#include "screenshot.h"

    14

#include "newgrf.h"

    15

#include "network/network.h"

    16

#include "town.h"

    17

#include "variables.h"

    18

#include "settings_internal.h"

    19

#include "newgrf_townname.h"

    20

#include "strings_func.h"

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#include "functions.h"

    22

#include "window_func.h"

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#include "vehicle_base.h"

    24

#include "core/alloc_func.hpp"

    25

#include "string_func.h"

    26

#include "gfx_func.h"

    27

#include "widgets/dropdown_type.h"

    28

#include "widgets/dropdown_func.h"

    29

    30

#include "table/sprites.h"

    31

#include "table/strings.h"

    32

    33

static const StringID _units_dropdown[] = {

    34

	STR_UNITS_IMPERIAL,

    35

	STR_UNITS_METRIC,

    36

	STR_UNITS_SI,

    37

	INVALID_STRING_ID

    38

};

    39

    40

static const StringID _driveside_dropdown[] = {

    41

	STR_02E9_DRIVE_ON_LEFT,

    42

	STR_02EA_DRIVE_ON_RIGHT,

    43

	INVALID_STRING_ID

    44

};

    45

    46

static const StringID _autosave_dropdown[] = {

    47

	STR_02F7_OFF,

    48

	STR_AUTOSAVE_1_MONTH,

    49

	STR_02F8_EVERY_3_MONTHS,

    50

	STR_02F9_EVERY_6_MONTHS,

    51

	STR_02FA_EVERY_12_MONTHS,

    52

	INVALID_STRING_ID,

    53

};

    54

    55

static const StringID _designnames_dropdown[] = {

    56

	STR_02BE_DEFAULT,

    57

	STR_02BF_CUSTOM,

    58

	INVALID_STRING_ID

    59

};

    60

    61

static StringID *BuildDynamicDropdown(StringID base, int num)

    62

{

    63

	static StringID buf[32 + 1];

    64

	StringID *p = buf;

    65

	while (--num>=0) *p++ = base++;

    66

	*p = INVALID_STRING_ID;

    67

	return buf;

    68

}

    69

    70

int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1;

    71

static StringID *_grf_names = NULL;

    72

static int _nb_grf_names = 0;

    73

    74

void InitGRFTownGeneratorNames()

    75

{

    76

	free(_grf_names);

    77

	_grf_names = GetGRFTownNameList();

    78

	_nb_grf_names = 0;

    79

	for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;

    80

}

    81

    82

static inline StringID TownName(int town_name)

    83

{

    84

	if (town_name < _nb_orig_names) return STR_TOWNNAME_ORIGINAL_ENGLISH + town_name;

    85

	town_name -= _nb_orig_names;

    86

	if (town_name < _nb_grf_names) return _grf_names[town_name];

    87

	return STR_UNDEFINED;

    88

}

    89

    90

static int GetCurRes()

    91

{

    92

	int i;

    93

    94

	for (i = 0; i != _num_resolutions; i++) {

    95

		if (_resolutions[i][0] == _screen.width &&

    96

				_resolutions[i][1] == _screen.height) {

    97

			break;

    98

		}

    99

	}

   100

	return i;

   101

}

   102

   103

static inline bool RoadVehiclesAreBuilt()

   104

{

   105

	const Vehicle* v;

   106

   107

	FOR_ALL_VEHICLES(v) {

   108

		if (v->type == VEH_ROAD) return true;

   109

	}

   110

	return false;

   111

}

   112

   113

   114

enum GameOptionsWidgets {

   115

	GAMEOPT_CURRENCY_BTN    =  4,

   116

	GAMEOPT_DISTANCE_BTN    =  6,

   117

	GAMEOPT_ROADSIDE_BTN    =  8,

   118

	GAMEOPT_TOWNNAME_BTN    = 10,

   119

	GAMEOPT_AUTOSAVE_BTN    = 12,

   120

	GAMEOPT_VEHICLENAME_BTN = 14,

   121

	GAMEOPT_VEHICLENAME_SAVE,

   122

	GAMEOPT_LANG_BTN        = 17,

   123

	GAMEOPT_RESOLUTION_BTN  = 19,

   124

	GAMEOPT_FULLSCREEN,

   125

	GAMEOPT_SCREENSHOT_BTN  = 22,

   126

};

   127

   128

/**

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 * Update/redraw the townnames dropdown

   130

 * @param w   the window the dropdown belongs to

   131

 * @param sel the currently selected townname generator

   132

 */

   133

static void ShowTownnameDropdown(Window *w, int sel)

   134

{

   135

	typedef std::map<StringID, int, StringIDCompare> TownList;

   136

	TownList townnames;

   137

   138

	/* Add and sort original townnames generators */

   139

	for (int i = 0; i < _nb_orig_names; i++) townnames[STR_TOWNNAME_ORIGINAL_ENGLISH + i] = i;

   140

   141

	/* Add and sort newgrf townnames generators */

   142

	for (int i = 0; i < _nb_grf_names; i++) townnames[_grf_names[i]] = _nb_orig_names + i;

   143

   144

	DropDownList *list = new DropDownList();

   145

	for (TownList::iterator it = townnames.begin(); it != townnames.end(); it++) {

   146

		list->push_back(new DropDownListStringItem((*it).first, (*it).second, !(_game_mode == GM_MENU || (*it).second == sel)));

   147

	}

   148

   149

	ShowDropDownList(w, list, sel, GAMEOPT_TOWNNAME_BTN);

   150

}

   151

   152

/**

   153

 * Update/redraw the languages dropdown

   154

 * @param w   the window the dropdown belongs to

   155

 */

   156

static void ShowLangDropdown(Window *w)

   157

{

   158

	typedef std::map<StringID, int, StringIDCompare> LangList;

   159

   160

	/* Sort language names */

   161

	LangList langs;

   162

	for (int i = 0; i < _dynlang.num; i++) langs[SPECSTR_LANGUAGE_START + i] = i;

   163

   164

	DropDownList *list = new DropDownList();

   165

	for (LangList::iterator it = langs.begin(); it != langs.end(); it++) {

   166

		list->push_back(new DropDownListStringItem((*it).first, (*it).second, false));

   167

	}

   168

   169

	ShowDropDownList(w, list, _dynlang.curr, GAMEOPT_LANG_BTN);

   170

}

   171

   172

static void ShowCustCurrency();

   173

   174

static void GameOptionsWndProc(Window *w, WindowEvent *e)

   175

{

   176

	switch (e->event) {

   177

		case WE_PAINT: {

   178

			int i;

   179

			StringID str = STR_02BE_DEFAULT;

   180

   181

			w->SetWidgetDisabledState(GAMEOPT_VEHICLENAME_SAVE, !(_vehicle_design_names & 1));

   182

			if (!w->IsWidgetDisabled(GAMEOPT_VEHICLENAME_SAVE)) str = STR_02BF_CUSTOM;

   183

			SetDParam(0, str);

   184

			SetDParam(1, _currency_specs[_opt_ptr->currency].name);

   185

			SetDParam(2, STR_UNITS_IMPERIAL + _opt_ptr->units);

   186

			SetDParam(3, STR_02E9_DRIVE_ON_LEFT + _opt_ptr->road_side);

   187

			SetDParam(4, TownName(_opt_ptr->town_name));

   188

			SetDParam(5, _autosave_dropdown[_opt_ptr->autosave]);

   189

			SetDParam(6, SPECSTR_LANGUAGE_START + _dynlang.curr);

   190

			i = GetCurRes();

   191

			SetDParam(7, i == _num_resolutions ? STR_RES_OTHER : SPECSTR_RESOLUTION_START + i);

   192

			SetDParam(8, SPECSTR_SCREENSHOT_START + _cur_screenshot_format);

   193

			w->SetWidgetLoweredState(GAMEOPT_FULLSCREEN, _fullscreen);

   194

   195

			DrawWindowWidgets(w);

   196

			DrawString(20, 175, STR_OPTIONS_FULLSCREEN, TC_FROMSTRING); // fullscreen

   197

		} break;

   198

   199

		case WE_CLICK:

   200

			switch (e->we.click.widget) {

   201

				case GAMEOPT_CURRENCY_BTN: /* Setup currencies dropdown */

   202

					ShowDropDownMenu(w, BuildCurrencyDropdown(), _opt_ptr->currency, GAMEOPT_CURRENCY_BTN, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies(), 0);

   203

					break;

   204

   205

				case GAMEOPT_DISTANCE_BTN: /* Setup distance unit dropdown */

   206

					ShowDropDownMenu(w, _units_dropdown, _opt_ptr->units, GAMEOPT_DISTANCE_BTN, 0, 0);

   207

					break;

   208

   209

				case GAMEOPT_ROADSIDE_BTN: { /* Setup road-side dropdown */

   210

					int i = 0;

   211

   212

					/* You can only change the drive side if you are in the menu or ingame with

   213

					 * no vehicles present. In a networking game only the server can change it */

   214

					if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server))

   215

						i = (-1) ^ (1 << _opt_ptr->road_side); // disable the other value

   216

   217

					ShowDropDownMenu(w, _driveside_dropdown, _opt_ptr->road_side, GAMEOPT_ROADSIDE_BTN, i, 0);

   218

				} break;

   219

   220

				case GAMEOPT_TOWNNAME_BTN: /* Setup townname dropdown */

   221

					ShowTownnameDropdown(w, _opt_ptr->town_name);

   222

					break;

   223

   224

				case GAMEOPT_AUTOSAVE_BTN: /* Setup autosave dropdown */

   225

					ShowDropDownMenu(w, _autosave_dropdown, _opt_ptr->autosave, GAMEOPT_AUTOSAVE_BTN, 0, 0);

   226

					break;

   227

   228

				case GAMEOPT_VEHICLENAME_BTN: /* Setup customized vehicle-names dropdown */

   229

					ShowDropDownMenu(w, _designnames_dropdown, (_vehicle_design_names & 1) ? 1 : 0, GAMEOPT_VEHICLENAME_BTN, (_vehicle_design_names & 2) ? 0 : 2, 0);

   230

					break;

   231

   232

				case GAMEOPT_VEHICLENAME_SAVE: /* Save customized vehicle-names to disk */

   233

					break;  // not implemented

   234

   235

				case GAMEOPT_LANG_BTN: /* Setup interface language dropdown */

   236

					ShowLangDropdown(w);

   237

					break;

   238

   239

				case GAMEOPT_RESOLUTION_BTN: /* Setup resolution dropdown */

   240

					ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), GAMEOPT_RESOLUTION_BTN, 0, 0);

   241

					break;

   242

   243

				case GAMEOPT_FULLSCREEN: /* Click fullscreen on/off */

   244

					/* try to toggle full-screen on/off */

   245

					if (!ToggleFullScreen(!_fullscreen)) {

   246

						ShowErrorMessage(INVALID_STRING_ID, STR_FULLSCREEN_FAILED, 0, 0);

   247

					}

   248

					w->SetWidgetLoweredState(GAMEOPT_FULLSCREEN, _fullscreen);

   249

					SetWindowDirty(w);

   250

					break;

   251

   252

				case GAMEOPT_SCREENSHOT_BTN: /* Setup screenshot format dropdown */

   253

					ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, GAMEOPT_SCREENSHOT_BTN, 0, 0);

   254

					break;

   255

			}

   256

			break;

   257

   258

		case WE_DROPDOWN_SELECT:

   259

			switch (e->we.dropdown.button) {

   260

				case GAMEOPT_VEHICLENAME_BTN: /* Vehicle design names */

   261

					if (e->we.dropdown.index == 0) {

   262

						DeleteCustomEngineNames();

   263

						MarkWholeScreenDirty();

   264

					} else if (!(_vehicle_design_names & 1)) {

   265

						LoadCustomEngineNames();

   266

						MarkWholeScreenDirty();

   267

					}

   268

					break;

   269

   270

				case GAMEOPT_CURRENCY_BTN: /* Currency */

   271

					if (e->we.dropdown.index == CUSTOM_CURRENCY_ID) ShowCustCurrency();

   272

					_opt_ptr->currency = e->we.dropdown.index;

   273

					MarkWholeScreenDirty();

   274

					break;

   275

   276

				case GAMEOPT_DISTANCE_BTN: /* Measuring units */

   277

					_opt_ptr->units = e->we.dropdown.index;

   278

					MarkWholeScreenDirty();

   279

					break;

   280

   281

				case GAMEOPT_ROADSIDE_BTN: /* Road side */

   282

					if (_opt_ptr->road_side != e->we.dropdown.index) { // only change if setting changed

   283

						DoCommandP(0, e->we.dropdown.index, 0, NULL, CMD_SET_ROAD_DRIVE_SIDE | CMD_MSG(STR_00B4_CAN_T_DO_THIS));

   284

						MarkWholeScreenDirty();

   285

					}

   286

					break;

   287

   288

				case GAMEOPT_TOWNNAME_BTN: /* Town names */

   289

					if (_game_mode == GM_MENU) {

   290

						_opt_ptr->town_name = e->we.dropdown.index;

   291

						InvalidateWindow(WC_GAME_OPTIONS, 0);

   292

					}

   293

					break;

   294

   295

				case GAMEOPT_AUTOSAVE_BTN: /* Autosave options */

   296

					_opt.autosave = _opt_newgame.autosave = e->we.dropdown.index;

   297

					SetWindowDirty(w);

   298

					break;

   299

   300

				case GAMEOPT_LANG_BTN: /* Change interface language */

   301

					ReadLanguagePack(e->we.dropdown.index);

   302

					CheckForMissingGlyphsInLoadedLanguagePack();

   303

					UpdateAllStationVirtCoord();

   304

					MarkWholeScreenDirty();

   305

					break;

   306

   307

				case GAMEOPT_RESOLUTION_BTN: /* Change resolution */

   308

					if (e->we.dropdown.index < _num_resolutions && ChangeResInGame(_resolutions[e->we.dropdown.index][0],_resolutions[e->we.dropdown.index][1]))

   309

						SetWindowDirty(w);

   310

					break;

   311

   312

				case GAMEOPT_SCREENSHOT_BTN: /* Change screenshot format */

   313

					SetScreenshotFormat(e->we.dropdown.index);

   314

					SetWindowDirty(w);

   315

					break;

   316

			}

   317

			break;

   318

   319

		case WE_DESTROY:

   320

			DeleteWindowById(WC_CUSTOM_CURRENCY, 0);

   321

			break;

   322

	}

   323

   324

}

   325

   326

/** Change the side of the road vehicles drive on (server only).

   327

 * @param tile unused

   328

 * @param flags operation to perform

   329

 * @param p1 the side of the road; 0 = left side and 1 = right side

   330

 * @param p2 unused

   331

 */

   332

CommandCost CmdSetRoadDriveSide(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)

   333

{

   334

	/* Check boundaries and you can only change this if NO vehicles have been built yet,

   335

	 * except in the intro-menu where of course it's always possible to do so. */

   336

	if (p1 > 1 || (_game_mode != GM_MENU && RoadVehiclesAreBuilt())) return CMD_ERROR;

   337

   338

	if (flags & DC_EXEC) {

   339

		_opt_ptr->road_side = p1;

   340

		InvalidateWindow(WC_GAME_OPTIONS,0);

   341

	}

   342

	return CommandCost();

   343

}

   344

   345

static const Widget _game_options_widgets[] = {

   346

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,                          STR_018B_CLOSE_WINDOW},

   347

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   369,     0,    13, STR_00B1_GAME_OPTIONS,             STR_018C_WINDOW_TITLE_DRAG_THIS},

   348

{      WWT_PANEL,   RESIZE_NONE,    14,     0,   369,    14,   238, 0x0,                               STR_NULL},

   349

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,    20,    55, STR_02E0_CURRENCY_UNITS,           STR_NULL},

   350

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,    20,   169,    34,    45, STR_02E1,                          STR_02E2_CURRENCY_UNITS_SELECTION},

   351

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,    20,    55, STR_MEASURING_UNITS,               STR_NULL},

   352

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,   200,   349,    34,    45, STR_02E4,                          STR_MEASURING_UNITS_SELECTION},

   353

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,    62,    97, STR_02E6_ROAD_VEHICLES,            STR_NULL},

   354

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,    20,   169,    76,    87, STR_02E7,                          STR_02E8_SELECT_SIDE_OF_ROAD_FOR},

   355

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,    62,    97, STR_02EB_TOWN_NAMES,               STR_NULL},

   356

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,   200,   349,    76,    87, STR_02EC,                          STR_02ED_SELECT_STYLE_OF_TOWN_NAMES},

   357

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,   104,   139, STR_02F4_AUTOSAVE,                 STR_NULL},

   358

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,    20,   169,   118,   129, STR_02F5,                          STR_02F6_SELECT_INTERVAL_BETWEEN},

   359

   360

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   359,   194,   228, STR_02BC_VEHICLE_DESIGN_NAMES,     STR_NULL},

   361

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,    20,   119,   207,   218, STR_02BD,                          STR_02C1_VEHICLE_DESIGN_NAMES_SELECTION},

   362

{    WWT_TEXTBTN,   RESIZE_NONE,    14,   130,   349,   207,   218, STR_02C0_SAVE_CUSTOM_NAMES,        STR_02C2_SAVE_CUSTOMIZED_VEHICLE},

   363

   364

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,   104,   139, STR_OPTIONS_LANG,                  STR_NULL},

   365

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,   200,   349,   118,   129, STR_OPTIONS_LANG_CBO,              STR_OPTIONS_LANG_TIP},

   366

   367

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,   146,   190, STR_OPTIONS_RES,                   STR_NULL},

   368

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,    20,   169,   160,   171, STR_OPTIONS_RES_CBO,               STR_OPTIONS_RES_TIP},

   369

{    WWT_TEXTBTN,   RESIZE_NONE,    14,   149,   169,   176,   184, STR_EMPTY,                         STR_OPTIONS_FULLSCREEN_TIP},

   370

   371

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,   146,   190, STR_OPTIONS_SCREENSHOT_FORMAT,     STR_NULL},

   372

{ WWT_DROPDOWNIN,   RESIZE_NONE,    14,   200,   349,   160,   171, STR_OPTIONS_SCREENSHOT_FORMAT_CBO, STR_OPTIONS_SCREENSHOT_FORMAT_TIP},

   373

   374

{   WIDGETS_END},

   375

};

   376

   377

static const WindowDesc _game_options_desc = {

   378

	WDP_CENTER, WDP_CENTER, 370, 239, 370, 239,

   379

	WC_GAME_OPTIONS, WC_NONE,

   380

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   381

	_game_options_widgets,

   382

	GameOptionsWndProc

   383

};

   384

   385

   386

void ShowGameOptions()

   387

{

   388

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   389

	AllocateWindowDesc(&_game_options_desc);

   390

}

   391

   392

struct GameSettingData {

   393

	int16 min;

   394

	int16 max;

   395

	int16 step;

   396

	StringID str;

   397

};

   398

   399

static const GameSettingData _game_setting_info[] = {

   400

	{  0,   7,  1, STR_NULL},

   401

	{  0,   3,  1, STR_6830_IMMEDIATE},

   402

	{  0,   3,  1, STR_NUM_VERY_LOW},

   403

	{  0,   4,  1, STR_NONE},

   404

	{100, 500, 50, STR_NULL},

   405

	{  2,   4,  1, STR_NULL},

   406

	{  0,   2,  1, STR_6820_LOW},

   407

	{  0,   4,  1, STR_681B_VERY_SLOW},

   408

	{  0,   2,  1, STR_6820_LOW},

   409

	{  0,   2,  1, STR_6823_NONE},

   410

	{  0,   3,  1, STR_6826_X1_5},

   411

	{  0,   2,  1, STR_6820_LOW},

   412

	{  0,   3,  1, STR_682A_VERY_FLAT},

   413

	{  0,   3,  1, STR_VERY_LOW},

   414

	{  0,   1,  1, STR_682E_STEADY},

   415

	{  0,   1,  1, STR_6834_AT_END_OF_LINE_AND_AT_STATIONS},

   416

	{  0,   1,  1, STR_6836_OFF},

   417

	{  0,   2,  1, STR_PERMISSIVE},

   418

};

   419

   420

/*

   421

 * A: competitors

   422

 * B: start time in months / 3

   423

 * C: town count (2 = high, 0 = very low)

   424

 * D: industry count (4 = high, 0 = none)

   425

 * E: inital loan / 1000 (in GBP)

   426

 * F: interest rate

   427

 * G: running costs (0 = low, 2 = high)

   428

 * H: construction speed of competitors (0 = very slow, 4 = very fast)

   429

 * I: intelligence (0-2)

   430

 * J: breakdowns (0 = off, 2 = normal)

   431

 * K: subsidy multiplier (0 = 1.5, 3 = 4.0)

   432

 * L: construction cost (0-2)

   433

 * M: terrain type (0 = very flat, 3 = mountainous)

   434

 * N: amount of water (0 = very low, 3 = high)

   435

 * O: economy (0 = steady, 1 = fluctuating)

   436

 * P: Train reversing (0 = end of line + stations, 1 = end of line)

   437

 * Q: disasters

   438

 * R: area restructuring (0 = permissive, 2 = hostile)

   439

 */

   440

static const GDType _default_game_diff[3][GAME_DIFFICULTY_NUM] = { /*

   441

	 A, B, C, D,   E, F, G, H, I, J, K, L, M, N, O, P, Q, R*/

   442

	{2, 2, 1, 4, 300, 2, 0, 2, 0, 1, 2, 0, 1, 0, 0, 0, 0, 0}, ///< easy

   443

	{4, 1, 1, 3, 150, 3, 1, 3, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1}, ///< medium

   444

	{7, 0, 0, 2, 100, 4, 1, 3, 2, 2, 0, 2, 3, 2, 1, 1, 1, 2}, ///< hard

   445

};

   446

   447

void SetDifficultyLevel(int mode, GameOptions *gm_opt)

   448

{

   449

	int i;

   450

	assert(mode <= 3);

   451

   452

	gm_opt->diff_level = mode;

   453

	if (mode != 3) { // not custom

   454

		for (i = 0; i != GAME_DIFFICULTY_NUM; i++)

   455

			((GDType*)&gm_opt->diff)[i] = _default_game_diff[mode][i];

   456

	}

   457

}

   458

   459

/**

   460

 * Checks the difficulty levels read from the configuration and

   461

 * forces them to be correct when invalid.

   462

 */

   463

void CheckDifficultyLevels()

   464

{

   465

	if (_opt_newgame.diff_level != 3) {

   466

		SetDifficultyLevel(_opt_newgame.diff_level, &_opt_newgame);

   467

	} else {

   468

		for (uint i = 0; i < GAME_DIFFICULTY_NUM; i++) {

   469

			GDType *diff = ((GDType*)&_opt_newgame.diff) + i;

   470

			*diff = Clamp(*diff, _game_setting_info[i].min, _game_setting_info[i].max);

   471

			*diff -= *diff % _game_setting_info[i].step;

   472

		}

   473

	}

   474

}

   475

   476

extern void StartupEconomy();

   477

   478

enum {

   479

	GAMEDIFF_WND_TOP_OFFSET = 45,

   480

	GAMEDIFF_WND_ROWSIZE    = 9

   481

};

   482

   483

/* Temporary holding place of values in the difficulty window until 'Save' is clicked */

   484

static GameOptions _opt_mod_temp;

   485

// 0x383E = (1 << 13) | (1 << 12) | (1 << 11) | (1 << 5) | (1 << 4) | (1 << 3) | (1 << 2) | (1 << 1)

   486

#define DIFF_INGAME_DISABLED_BUTTONS 0x383E

   487

   488

#define NO_SETTINGS_BUTTON 0xFF

   489

   490

/** Carriage for the game settings window data */

   491

struct difficulty_d {