1

/* $Id$ */

     2

     3

/** @file genworld_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "heightmap.h"

     8

#include "functions.h"

     9

#include "table/strings.h"

    10

#include "table/sprites.h"

    11

#include "window.h"

    12

#include "gui.h"

    13

#include "gfx.h"

    14

#include "strings.h"

    15

#include "gfxinit.h"

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#include "player.h"

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#include "command.h"

    18

#include "sound.h"

    19

#include "variables.h"

    20

#include "string.h"

    21

#include "settings.h"

    22

#include "debug.h"

    23

#include "genworld.h"

    24

#include "network/network.h"

    25

#include "thread.h"

    26

#include "date.h"

    27

#include "newgrf_config.h"

    28

    29

/**

    30

 * In what 'mode' the GenerateLandscapeWindowProc is.

    31

 */

    32

enum glwp_modes {

    33

	GLWP_GENERATE,

    34

	GLWP_HEIGHTMAP,

    35

	GLWP_SCENARIO,

    36

	GLWP_END

    37

};

    38

    39

struct generate_d {

    40

	uint widget_id;

    41

	uint x;

    42

	uint y;

    43

	char name[64];

    44

};

    45

    46

extern void SwitchMode(int new_mode);

    47

    48

static inline void SetNewLandscapeType(byte landscape)

    49

{

    50

	_opt_newgame.landscape = landscape;

    51

	InvalidateWindowClasses(WC_SELECT_GAME);

    52

	InvalidateWindowClasses(WC_GENERATE_LANDSCAPE);

    53

}

    54

    55

enum GenerateLandscapeWindowWidgets {

    56

	GLAND_TEMPERATE = 3,

    57

	GLAND_ARCTIC,

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	GLAND_TROPICAL,

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	GLAND_TOYLAND,

    60

    61

	GLAND_MAPSIZE_X_TEXT,

    62

	GLAND_MAPSIZE_X_PULLDOWN,

    63

	GLAND_MAPSIZE_Y_TEXT,

    64

	GLAND_MAPSIZE_Y_PULLDOWN,

    65

    66

	GLAND_TOWN_TEXT,

    67

	GLAND_TOWN_PULLDOWN,

    68

	GLAND_INDUSTRY_TEXT,

    69

	GLAND_INDUSTRY_PULLDOWN,

    70

    71

	GLAND_RANDOM_EDITBOX,

    72

	GLAND_RANDOM_BUTTON,

    73

    74

	GLAND_GENERATE_BUTTON,

    75

    76

	GLAND_START_DATE_DOWN,

    77

	GLAND_START_DATE_TEXT,

    78

	GLAND_START_DATE_UP,

    79

    80

	GLAND_SNOW_LEVEL_DOWN,

    81

	GLAND_SNOW_LEVEL_TEXT,

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	GLAND_SNOW_LEVEL_UP,

    83

    84

	GLAND_TREE_TEXT,

    85

	GLAND_TREE_PULLDOWN,

    86

	GLAND_LANDSCAPE_TEXT,

    87

	GLAND_LANDSCAPE_PULLDOWN,

    88

	GLAND_HEIGHTMAP_ROTATION_TEXT = GLAND_LANDSCAPE_TEXT,

    89

	GLAND_HEIGHTMAP_ROTATION_PULLDOWN = GLAND_LANDSCAPE_PULLDOWN,

    90

    91

	GLAND_TERRAIN_TEXT,

    92

	GLAND_TERRAIN_PULLDOWN,

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	GLAND_WATER_TEXT,

    94

	GLAND_WATER_PULLDOWN,

    95

	GLAND_SMOOTHNESS_TEXT,

    96

	GLAND_SMOOTHNESS_PULLDOWN

    97

};

    98

    99

static const Widget _generate_landscape_widgets[] = {

   100

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

   101

{    WWT_CAPTION, RESIZE_NONE, 13,  11, 337,   0,  13, STR_WORLD_GENERATION_CAPTION, STR_NULL},

   102

{      WWT_PANEL, RESIZE_NONE, 13,   0, 337,  14, 267, 0x0,                          STR_NULL},

   103

   104

{   WWT_IMGBTN_2, RESIZE_NONE, 12,  10,  86,  24,  78, SPR_SELECT_TEMPERATE,         STR_030E_SELECT_TEMPERATE_LANDSCAPE},

   105

{   WWT_IMGBTN_2, RESIZE_NONE, 12,  90, 166,  24,  78, SPR_SELECT_SUB_ARCTIC,        STR_030F_SELECT_SUB_ARCTIC_LANDSCAPE},

   106

{   WWT_IMGBTN_2, RESIZE_NONE, 12, 170, 246,  24,  78, SPR_SELECT_SUB_TROPICAL,      STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},

   107

{   WWT_IMGBTN_2, RESIZE_NONE, 12, 250, 326,  24,  78, SPR_SELECT_TOYLAND,           STR_0311_SELECT_TOYLAND_LANDSCAPE},

   108

   109

{      WWT_PANEL, RESIZE_NONE, 12, 114, 149,  90, 101, 0x0,                          STR_NULL},

   110

{    WWT_TEXTBTN, RESIZE_NONE, 12, 150, 161,  90, 101, STR_0225,                     STR_NULL}, // Mapsize X

   111

{      WWT_PANEL, RESIZE_NONE, 12, 180, 215,  90, 101, 0x0,                          STR_NULL},

   112

{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 227,  90, 101, STR_0225,                     STR_NULL}, // Mapsize Y

   113

   114

{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 112, 123, 0x0,                          STR_NULL},

   115

{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 112, 123, STR_0225,                     STR_NULL}, // Number of towns

   116

{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 130, 141, 0x0,                          STR_NULL},

   117

{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 130, 141, STR_0225,                     STR_NULL}, // Number of industries

   118

   119

{      WWT_PANEL, RESIZE_NONE, 15, 114, 207, 152, 163, 0x0,                          STR_RANDOM_SEED_HELP}, // Edit box for seed

   120

{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 326, 152, 163, STR_RANDOM,                   STR_RANDOM_HELP},

   121

   122

{    WWT_TEXTBTN, RESIZE_NONE,  6, 243, 326, 228, 257, STR_GENERATE,                 STR_NULL}, // Generate button

   123

   124

{     WWT_IMGBTN, RESIZE_NONE, 12, 216, 227, 112, 123, SPR_ARROW_DOWN,               STR_029E_MOVE_THE_STARTING_DATE},

   125

{      WWT_PANEL, RESIZE_NONE, 12, 228, 314, 112, 123, 0x0,                          STR_NULL},

   126

{     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 112, 123, SPR_ARROW_UP,                 STR_029F_MOVE_THE_STARTING_DATE},

   127

   128

{     WWT_IMGBTN, RESIZE_NONE, 12, 282, 293, 130, 141, SPR_ARROW_DOWN,               STR_SNOW_LINE_DOWN},

   129

{      WWT_PANEL, RESIZE_NONE, 12, 294, 314, 130, 141, 0x0,                          STR_NULL},

   130

{     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 130, 141, SPR_ARROW_UP,                 STR_SNOW_LINE_UP},

   131

   132

{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 192, 203, 0x0,                          STR_NULL},

   133

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 192, 203, STR_0225,                     STR_NULL}, // Tree placer

   134

{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 174, 185, 0x0,                          STR_NULL},

   135

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 174, 185, STR_0225,                     STR_NULL}, // Landscape generator

   136

{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 210, 221, 0x0,                          STR_NULL},

   137

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 210, 221, STR_0225,                     STR_NULL}, // Terrain type

   138

{      WWT_PANEL, RESIZE_NONE, 12, 113, 219, 228, 239, 0x0,                          STR_NULL},

   139

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 228, 239, STR_0225,                     STR_NULL}, // Water quantity

   140

{      WWT_PANEL, RESIZE_NONE, 12, 113, 219, 246, 257, 0x0,                          STR_NULL},

   141

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 246, 257, STR_0225,                     STR_NULL}, // Map smoothness

   142

{   WIDGETS_END},

   143

};

   144

   145

static const Widget _heightmap_load_widgets[] = {

   146

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

   147

{    WWT_CAPTION, RESIZE_NONE, 13,  11, 337,   0,  13, STR_WORLD_GENERATION_CAPTION, STR_NULL},

   148

{      WWT_PANEL, RESIZE_NONE, 13,   0, 337,  14, 235, 0x0,                          STR_NULL},

   149

   150

{   WWT_IMGBTN_2, RESIZE_NONE, 12,  10,  86,  24,  78, SPR_SELECT_TEMPERATE,        STR_030E_SELECT_TEMPERATE_LANDSCAPE},

   151

{   WWT_IMGBTN_2, RESIZE_NONE, 12,  90, 166,  24,  78, SPR_SELECT_SUB_ARCTIC,       STR_030F_SELECT_SUB_ARCTIC_LANDSCAPE},

   152

{   WWT_IMGBTN_2, RESIZE_NONE, 12, 170, 246,  24,  78, SPR_SELECT_SUB_TROPICAL,     STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},

   153

{   WWT_IMGBTN_2, RESIZE_NONE, 12, 250, 326,  24,  78, SPR_SELECT_TOYLAND,          STR_0311_SELECT_TOYLAND_LANDSCAPE},

   154

   155

{      WWT_PANEL, RESIZE_NONE, 12, 114, 149, 112, 123, 0x0,                          STR_NULL},

   156

{    WWT_TEXTBTN, RESIZE_NONE, 12, 150, 161, 112, 123, STR_0225,                     STR_NULL}, // Mapsize X

   157

{      WWT_PANEL, RESIZE_NONE, 12, 180, 215, 112, 123, 0x0,                          STR_NULL},

   158

{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 227, 112, 123, STR_0225,                     STR_NULL}, // Mapsize Y

   159

   160

{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 134, 145, 0x0,                          STR_NULL},

   161

{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 134, 145, STR_0225,                     STR_NULL}, // Number of towns

   162

{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 152, 163, 0x0,                          STR_NULL},

   163

{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 152, 163, STR_0225,                     STR_NULL}, // Number of industries

   164

   165

{      WWT_PANEL, RESIZE_NONE, 15, 114, 194, 174, 185, 0x0,                          STR_RANDOM_SEED_HELP}, // Edit box for seed

   166

{    WWT_TEXTBTN, RESIZE_NONE, 12, 203, 285, 174, 185, STR_RANDOM,                   STR_RANDOM_HELP},

   167

   168

{    WWT_TEXTBTN, RESIZE_NONE,  6, 243, 326, 196, 225, STR_GENERATE,                 STR_NULL}, // Generate button

   169

   170

{     WWT_IMGBTN, RESIZE_NONE, 12, 216, 227, 134, 145, SPR_ARROW_DOWN,               STR_029E_MOVE_THE_STARTING_DATE},

   171

{      WWT_PANEL, RESIZE_NONE, 12, 228, 314, 134, 145, 0x0,                          STR_NULL},

   172

{     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 134, 145, SPR_ARROW_UP,                 STR_029F_MOVE_THE_STARTING_DATE},

   173

   174

{     WWT_IMGBTN, RESIZE_NONE, 12, 282, 293, 152, 163, SPR_ARROW_DOWN,               STR_SNOW_LINE_DOWN},

   175

{      WWT_PANEL, RESIZE_NONE, 12, 294, 314, 152, 163, 0x0,                          STR_NULL},

   176

{     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 152, 163, SPR_ARROW_UP,                 STR_SNOW_LINE_UP},

   177

   178

{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 196, 207, 0x0,                          STR_NULL},

   179

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 196, 207, STR_0225,                     STR_NULL}, // Tree placer

   180

   181

{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 214, 225, 0x0,                          STR_NULL},

   182

{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 214, 225, STR_0225,                     STR_NULL}, // Heightmap rotation

   183

{   WIDGETS_END},

   184

};

   185

   186

void StartGeneratingLandscape(glwp_modes mode)

   187

{

   188

	DeleteAllNonVitalWindows();

   189

   190

	/* Copy all XXX_newgame to XXX when coming from outside the editor */

   191

	UpdatePatches();

   192

	_opt = _opt_newgame;

   193

	_opt_ptr = &_opt;

   194

	ResetGRFConfig(true);

   195

   196

	SndPlayFx(SND_15_BEEP);

   197

	switch (mode) {

   198

		case GLWP_GENERATE:  _switch_mode = (_game_mode == GM_EDITOR) ? SM_GENRANDLAND    : SM_NEWGAME;         break;

   199

		case GLWP_HEIGHTMAP: _switch_mode = (_game_mode == GM_EDITOR) ? SM_LOAD_HEIGHTMAP : SM_START_HEIGHTMAP; break;

   200

		case GLWP_SCENARIO:  _switch_mode = SM_EDITOR; break;

   201

		default: NOT_REACHED();

   202

	}

   203

}

   204

   205

static void LandscapeGenerationCallback(Window *w, bool confirmed)

   206

{

   207

	if (confirmed) StartGeneratingLandscape((glwp_modes)w->window_number);

   208

}

   209

   210

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

   211

{

   212

	static const StringID mapsizes[]    = {STR_64, STR_128, STR_256, STR_512, STR_1024, STR_2048, INVALID_STRING_ID};

   213

	static const StringID elevations[]  = {STR_682A_VERY_FLAT, STR_682B_FLAT, STR_682C_HILLY, STR_682D_MOUNTAINOUS, INVALID_STRING_ID};

   214

	static const StringID sea_lakes[]   = {STR_VERY_LOW, STR_6820_LOW, STR_6821_MEDIUM, STR_6822_HIGH, INVALID_STRING_ID};

   215

	static const StringID smoothness[]  = {STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_VERY_SMOOTH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_SMOOTH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_ROUGH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_VERY_ROUGH, INVALID_STRING_ID};

   216

	static const StringID tree_placer[] = {STR_CONFIG_PATCHES_TREE_PLACER_NONE, STR_CONFIG_PATCHES_TREE_PLACER_ORIGINAL, STR_CONFIG_PATCHES_TREE_PLACER_IMPROVED, INVALID_STRING_ID};

   217

	static const StringID rotation[]    = {STR_CONFIG_PATCHES_HEIGHTMAP_ROTATION_COUNTER_CLOCKWISE, STR_CONFIG_PATCHES_HEIGHTMAP_ROTATION_CLOCKWISE, INVALID_STRING_ID};

   218

	static const StringID landscape[]   = {STR_CONFIG_PATCHES_LAND_GENERATOR_ORIGINAL, STR_CONFIG_PATCHES_LAND_GENERATOR_TERRA_GENESIS, INVALID_STRING_ID};

   219

	static const StringID num_towns[]   = {STR_NUM_VERY_LOW, STR_6816_LOW, STR_6817_NORMAL, STR_6818_HIGH, INVALID_STRING_ID};

   220

	static const StringID num_inds[]    = {STR_26816_NONE, STR_NUM_VERY_LOW, STR_6816_LOW, STR_6817_NORMAL, STR_6818_HIGH, INVALID_STRING_ID};

   221

   222

	/* Data used for the generate seed edit box */

   223

	static querystr_d _genseed_query;

   224

	static char _genseed_buffer[11];

   225

   226

	glwp_modes mode = (glwp_modes)w->window_number;

   227

	uint y;

   228

   229

	switch (e->event) {

   230

	case WE_CREATE:

   231

		w->LowerWidget(_opt_newgame.landscape + GLAND_TEMPERATE);

   232

   233

		snprintf(_genseed_buffer, sizeof(_genseed_buffer), "%u", _patches_newgame.generation_seed);

   234

		InitializeTextBuffer(&_genseed_query.text, _genseed_buffer, lengthof(_genseed_buffer), 120);

   235

		_genseed_query.caption = STR_NULL;

   236

		_genseed_query.afilter = CS_NUMERAL;

   237

		break;

   238

   239

	case WE_PAINT:

   240

		/* You can't select smoothness if not terragenesis */

   241

		if (mode == GLWP_GENERATE) {

   242

			w->SetWidgetDisabledState(GLAND_SMOOTHNESS_TEXT,     _patches_newgame.land_generator == 0);

   243

			w->SetWidgetDisabledState(GLAND_SMOOTHNESS_PULLDOWN, _patches_newgame.land_generator == 0);

   244

		}

   245

		/* Disable snowline if not hilly */

   246

		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_TEXT, _opt_newgame.landscape != LT_ARCTIC);

   247

		/* Disable town, industry and trees in SE */

   248

		w->SetWidgetDisabledState(GLAND_TOWN_TEXT,         _game_mode == GM_EDITOR);

   249

		w->SetWidgetDisabledState(GLAND_TOWN_PULLDOWN,     _game_mode == GM_EDITOR);

   250

		w->SetWidgetDisabledState(GLAND_INDUSTRY_TEXT,     _game_mode == GM_EDITOR);

   251

		w->SetWidgetDisabledState(GLAND_INDUSTRY_PULLDOWN, _game_mode == GM_EDITOR);

   252

		w->SetWidgetDisabledState(GLAND_TREE_TEXT,         _game_mode == GM_EDITOR);

   253

		w->SetWidgetDisabledState(GLAND_TREE_PULLDOWN,     _game_mode == GM_EDITOR);

   254

   255

		w->SetWidgetDisabledState(GLAND_START_DATE_DOWN, _patches_newgame.starting_year <= MIN_YEAR);

   256

		w->SetWidgetDisabledState(GLAND_START_DATE_UP,   _patches_newgame.starting_year >= MAX_YEAR);

   257

		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_DOWN, _patches_newgame.snow_line_height <= 2 || _opt_newgame.landscape != LT_ARCTIC);

   258

		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_UP,   _patches_newgame.snow_line_height >= MAX_SNOWLINE_HEIGHT || _opt_newgame.landscape != LT_ARCTIC);

   259

   260

		w->SetWidgetLoweredState(GLAND_TEMPERATE, _opt_newgame.landscape == LT_TEMPERATE);

   261

		w->SetWidgetLoweredState(GLAND_ARCTIC,    _opt_newgame.landscape == LT_ARCTIC);

   262

		w->SetWidgetLoweredState(GLAND_TROPICAL,  _opt_newgame.landscape == LT_TROPIC);

   263

		w->SetWidgetLoweredState(GLAND_TOYLAND,   _opt_newgame.landscape == LT_TOYLAND);

   264

		DrawWindowWidgets(w);

   265

   266

		y = (mode == GLWP_HEIGHTMAP) ? 22 : 0;

   267

   268

		DrawString( 12,  91 + y, STR_MAPSIZE, TC_FROMSTRING);

   269

		DrawString(119,  91 + y, mapsizes[_patches_newgame.map_x - 6], TC_BLACK);

   270

		DrawString(168,  91 + y, STR_BY, TC_FROMSTRING);

   271

		DrawString(182,  91 + y, mapsizes[_patches_newgame.map_y - 6], TC_BLACK);

   272

   273

		DrawString( 12, 113 + y, STR_NUMBER_OF_TOWNS, TC_FROMSTRING);

   274

		DrawString( 12, 131 + y, STR_NUMBER_OF_INDUSTRIES, TC_FROMSTRING);

   275

		if (_game_mode == GM_EDITOR) {

   276

			DrawString(118, 113 + y, STR_6836_OFF, TC_BLACK);

   277

			DrawString(118, 131 + y, STR_6836_OFF, TC_BLACK);

   278

		} else {

   279

			DrawString(118, 113 + y, num_towns[_opt_newgame.diff.number_towns], TC_BLACK);

   280

			DrawString(118, 131 + y, num_inds[_opt_newgame.diff.number_industries], TC_BLACK);

   281

		}

   282

   283

		DrawString( 12, 153 + y, STR_RANDOM_SEED, TC_FROMSTRING);

   284

		DrawEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);

   285

   286

		DrawString(182, 113 + y, STR_DATE, TC_FROMSTRING);

   287

		SetDParam(0, ConvertYMDToDate(_patches_newgame.starting_year, 0, 1));

   288

		DrawStringCentered(271, 113 + y, STR_GENERATE_DATE, TC_FROMSTRING);

   289

   290

		DrawString(182, 131 + y, STR_SNOW_LINE_HEIGHT, TC_FROMSTRING);

   291

		SetDParam(0, _patches_newgame.snow_line_height);

   292

		DrawStringCentered(303, 131 + y, STR_SNOW_LINE_HEIGHT_NUM, TC_BLACK);

   293

   294

		if (mode == GLWP_GENERATE) {

   295

			DrawString( 12, 175, STR_LAND_GENERATOR, TC_FROMSTRING);

   296

			DrawString(118, 175, landscape[_patches_newgame.land_generator], TC_BLACK);

   297

   298

			DrawString( 12, 193, STR_TREE_PLACER, TC_FROMSTRING);

   299

			DrawString(118, 193, tree_placer[_patches_newgame.tree_placer], TC_BLACK);

   300

   301

			DrawString( 12, 211, STR_TERRAIN_TYPE, TC_FROMSTRING);

   302

			DrawString(118, 211, elevations[_opt_newgame.diff.terrain_type], TC_BLACK);

   303

   304

			DrawString( 12, 229, STR_QUANTITY_OF_SEA_LAKES, TC_FROMSTRING);

   305

			DrawString(118, 229, sea_lakes[_opt_newgame.diff.quantity_sea_lakes], TC_BLACK);

   306

   307

			DrawString( 12, 247, STR_SMOOTHNESS, TC_FROMSTRING);

   308

			DrawString(118, 247, smoothness[_patches_newgame.tgen_smoothness], TC_BLACK);

   309

		} else {

   310

			char buffer[512];

   311

   312

			if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {

   313

				SetDParam(0, WP(w, generate_d).y);

   314

				SetDParam(1, WP(w, generate_d).x);

   315

			} else {

   316

				SetDParam(0, WP(w, generate_d).x);

   317

				SetDParam(1, WP(w, generate_d).y);

   318

			}

   319

			GetString(buffer, STR_HEIGHTMAP_SIZE, lastof(buffer));

   320

			DrawStringRightAligned(326, 91, STR_HEIGHTMAP_SIZE, TC_BLACK);

   321

   322

			DrawString( 12,  91, STR_HEIGHTMAP_NAME, TC_BLACK);

   323

			SetDParamStr(0, WP(w, generate_d).name);

   324

			DrawStringTruncated(114,  91, STR_ORANGE, TC_BLACK, 326 - 114 - GetStringBoundingBox(buffer).width - 5);

   325

   326

			DrawString( 12, 197, STR_TREE_PLACER, TC_FROMSTRING);

   327

			DrawString(118, 197, tree_placer[_patches_newgame.tree_placer], TC_BLACK);

   328

   329

			DrawString( 12, 215, STR_HEIGHTMAP_ROTATION, TC_FROMSTRING);

   330

			DrawString(118, 215, rotation[_patches_newgame.heightmap_rotation], TC_BLACK);

   331

		}

   332

   333

		break;

   334

	case WE_CLICK:

   335

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

   336

		case 0: DeleteWindow(w); break;

   337

		case GLAND_TEMPERATE: case GLAND_ARCTIC: case GLAND_TROPICAL: case GLAND_TOYLAND:

   338

			w->RaiseWidget(_opt_newgame.landscape + GLAND_TEMPERATE);

   339

			SetNewLandscapeType(e->we.click.widget - GLAND_TEMPERATE);

   340

			break;

   341

		case GLAND_MAPSIZE_X_TEXT: case GLAND_MAPSIZE_X_PULLDOWN: // Mapsize X

   342

			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_x - 6, GLAND_MAPSIZE_X_PULLDOWN, 0, 0);

   343

			break;

   344

		case GLAND_MAPSIZE_Y_TEXT: case GLAND_MAPSIZE_Y_PULLDOWN: // Mapsize Y

   345

			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_y - 6, GLAND_MAPSIZE_Y_PULLDOWN, 0, 0);

   346

			break;

   347

		case GLAND_TOWN_TEXT: case GLAND_TOWN_PULLDOWN: // Number of towns

   348

			ShowDropDownMenu(w, num_towns, _opt_newgame.diff.number_towns, GLAND_TOWN_PULLDOWN, 0, 0);

   349

			break;

   350

		case GLAND_INDUSTRY_TEXT: case GLAND_INDUSTRY_PULLDOWN: // Number of industries

   351

			ShowDropDownMenu(w, num_inds, _opt_newgame.diff.number_industries, GLAND_INDUSTRY_PULLDOWN, 0, 0);

   352

			break;

   353

		case GLAND_RANDOM_BUTTON: // Random seed

   354

			_patches_newgame.generation_seed = InteractiveRandom();

   355

			snprintf(_genseed_buffer, lengthof(_genseed_buffer), "%u", _patches_newgame.generation_seed);

   356

			UpdateTextBufferSize(&_genseed_query.text);

   357

			SetWindowDirty(w);

   358

			break;

   359

		case GLAND_GENERATE_BUTTON: // Generate

   360

   361

			UpdatePatches();

   362

   363

			if (_patches.town_layout == TL_NO_ROADS) {

   364

				ShowQuery(

   365

					STR_TOWN_LAYOUT_WARNING_CAPTION,

   366

					STR_TOWN_LAYOUT_WARNING_MESSAGE,

   367

					w,

   368

					LandscapeGenerationCallback);

   369

			} else if (mode == GLWP_HEIGHTMAP &&

   370

					(WP(w, generate_d).x * 2 < (1U << _patches_newgame.map_x) ||

   371

					WP(w, generate_d).x / 2 > (1U << _patches_newgame.map_x) ||

   372

					WP(w, generate_d).y * 2 < (1U << _patches_newgame.map_y) ||

   373

					WP(w, generate_d).y / 2 > (1U << _patches_newgame.map_y))) {

   374

				ShowQuery(

   375

					STR_HEIGHTMAP_SCALE_WARNING_CAPTION,

   376

					STR_HEIGHTMAP_SCALE_WARNING_MESSAGE,

   377

					w,

   378

					LandscapeGenerationCallback);

   379

   380

			} else {

   381

				StartGeneratingLandscape(mode);

   382

			}

   383

			break;

   384

		case GLAND_START_DATE_DOWN: case GLAND_START_DATE_UP: // Year buttons

   385

			/* Don't allow too fast scrolling */

   386

			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {

   387

				HandleButtonClick(w, e->we.click.widget);

   388

				SetWindowDirty(w);

   389

   390

				_patches_newgame.starting_year = Clamp(_patches_newgame.starting_year + e->we.click.widget - GLAND_START_DATE_TEXT, MIN_YEAR, MAX_YEAR);

   391

			}

   392

			_left_button_clicked = false;

   393

			break;

   394

		case GLAND_START_DATE_TEXT: // Year text

   395

			WP(w, generate_d).widget_id = GLAND_START_DATE_TEXT;

   396

			SetDParam(0, _patches_newgame.starting_year);

   397

			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, w, CS_NUMERAL);

   398

			break;

   399

		case GLAND_SNOW_LEVEL_DOWN: case GLAND_SNOW_LEVEL_UP: // Snow line buttons

   400

			/* Don't allow too fast scrolling */

   401

			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {

   402

				HandleButtonClick(w, e->we.click.widget);

   403

				SetWindowDirty(w);

   404

   405

				_patches_newgame.snow_line_height = Clamp(_patches_newgame.snow_line_height + e->we.click.widget - GLAND_SNOW_LEVEL_TEXT, 2, MAX_SNOWLINE_HEIGHT);

   406

			}

   407

			_left_button_clicked = false;

   408

			break;

   409

		case GLAND_SNOW_LEVEL_TEXT: // Snow line text

   410

			WP(w, generate_d).widget_id = GLAND_SNOW_LEVEL_TEXT;

   411

			SetDParam(0, _patches_newgame.snow_line_height);

   412

			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_SNOW_LINE_QUERY_CAPT, 3, 100, w, CS_NUMERAL);

   413

			break;

   414

		case GLAND_TREE_TEXT: case GLAND_TREE_PULLDOWN: // Tree placer

   415

			ShowDropDownMenu(w, tree_placer, _patches_newgame.tree_placer, GLAND_TREE_PULLDOWN, 0, 0);

   416

			break;

   417

		case GLAND_LANDSCAPE_TEXT: case GLAND_LANDSCAPE_PULLDOWN: // Landscape generator OR Heightmap rotation

   418

		/* case GLAND_HEIGHTMAP_ROTATION_TEXT: case GLAND_HEIGHTMAP_ROTATION_PULLDOWN:*/

   419

			if (mode == GLWP_HEIGHTMAP) {

   420

				ShowDropDownMenu(w, rotation, _patches_newgame.heightmap_rotation, GLAND_HEIGHTMAP_ROTATION_PULLDOWN, 0, 0);

   421

			} else {

   422

				ShowDropDownMenu(w, landscape, _patches_newgame.land_generator, GLAND_LANDSCAPE_PULLDOWN, 0, 0);

   423

			}

   424

			break;

   425

		case GLAND_TERRAIN_TEXT: case GLAND_TERRAIN_PULLDOWN: // Terrain type

   426

			ShowDropDownMenu(w, elevations, _opt_newgame.diff.terrain_type, GLAND_TERRAIN_PULLDOWN, 0, 0);

   427

			break;

   428

		case GLAND_WATER_TEXT: case GLAND_WATER_PULLDOWN: // Water quantity

   429

			ShowDropDownMenu(w, sea_lakes, _opt_newgame.diff.quantity_sea_lakes, GLAND_WATER_PULLDOWN, 0, 0);

   430

			break;

   431

		case GLAND_SMOOTHNESS_TEXT: case GLAND_SMOOTHNESS_PULLDOWN: // Map smoothness

   432

			ShowDropDownMenu(w, smoothness, _patches_newgame.tgen_smoothness, GLAND_SMOOTHNESS_PULLDOWN, 0, 0);

   433

			break;

   434

		}

   435

		break;

   436

   437

	case WE_MOUSELOOP:

   438

		HandleEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);

   439

		break;

   440

   441

	case WE_KEYPRESS:

   442

		HandleEditBoxKey(w, &_genseed_query, GLAND_RANDOM_EDITBOX, e);

   443

		/* the seed is unsigned, therefore atoi cannot be used.

   444

		 * As 2^32 - 1 (MAX_UVALUE(uint32)) is a 'magic' value

   445

		 * (use random seed) it should not be possible to be

   446

		 * entered into the input field; the generate seed

   447

		 * button can be used instead. */

   448

		_patches_newgame.generation_seed = minu(strtoul(_genseed_buffer, NULL, sizeof(_genseed_buffer) - 1), MAX_UVALUE(uint32) - 1);

   449

		break;

   450

   451

	case WE_DROPDOWN_SELECT:

   452

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

   453

			case GLAND_MAPSIZE_X_PULLDOWN:  _patches_newgame.map_x = e->we.dropdown.index + 6; break;

   454

			case GLAND_MAPSIZE_Y_PULLDOWN:  _patches_newgame.map_y = e->we.dropdown.index + 6; break;

   455

			case GLAND_TREE_PULLDOWN:       _patches_newgame.tree_placer = e->we.dropdown.index; break;

   456

			case GLAND_SMOOTHNESS_PULLDOWN: _patches_newgame.tgen_smoothness = e->we.dropdown.index;  break;

   457

   458

			case GLAND_TOWN_PULLDOWN:

   459

				_opt_newgame.diff.number_towns = e->we.dropdown.index;

   460

				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);

   461

				DoCommandP(0, 2, _opt_newgame.diff.number_towns, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   462

				break;

   463

			case GLAND_INDUSTRY_PULLDOWN:

   464

				_opt_newgame.diff.number_industries = e->we.dropdown.index;

   465

				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);

   466

				DoCommandP(0, 3, _opt_newgame.diff.number_industries, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   467

				break;

   468

			case GLAND_LANDSCAPE_PULLDOWN:

   469

			/* case GLAND_HEIGHTMAP_PULLDOWN: */

   470

				if (mode == GLWP_HEIGHTMAP) {

   471

					_patches_newgame.heightmap_rotation = e->we.dropdown.index;

   472

				} else {

   473

					_patches_newgame.land_generator = e->we.dropdown.index;

   474

				}

   475

				break;

   476

			case GLAND_TERRAIN_PULLDOWN:

   477

				_opt_newgame.diff.terrain_type = e->we.dropdown.index;

   478

				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);

   479

				DoCommandP(0, 12, _opt_newgame.diff.terrain_type, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   480

				break;

   481

			case GLAND_WATER_PULLDOWN:

   482

				_opt_newgame.diff.quantity_sea_lakes = e->we.dropdown.index;

   483

				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);

   484

				DoCommandP(0, 13, _opt_newgame.diff.quantity_sea_lakes, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   485

				break;

   486

		}

   487

		SetWindowDirty(w);

   488

		break;

   489

   490

	case WE_ON_EDIT_TEXT: {

   491

		if (e->we.edittext.str != NULL) {

   492

			int32 value = atoi(e->we.edittext.str);

   493