1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "heightmap.h"

     6

#include "functions.h"

     7

#include "table/strings.h"

     8

#include "table/sprites.h"

     9

#include "window.h"

    10

#include "gui.h"

    11

#include "gfx.h"

    12

#include "strings.h"

    13

#include "gfxinit.h"

    14

#include "player.h"

    15

#include "command.h"

    16

#include "sound.h"

    17

#include "variables.h"

    18

#include "string.h"

    19

#include "settings.h"

    20

#include "debug.h"

    21

#include "genworld.h"

    22

#include "network.h"

    23

#include "thread.h"

    24

#include "date.h"

    25

#include "newgrf_config.h"

    26

    27

enum {

    28

	START_DATE_QUERY,

    29

	SNOW_LINE_QUERY,

    30

	FLAT_WORLD_HEIGHT_QUERY,

    31

    32

	LEN_RND_SEED = 11,

    33

	SEED_EDIT    = 15,

    34

};

    35

    36

/**

    37

 * In what 'mode' the GenerateLandscapeWindowProc is.

    38

 */

    39

typedef enum glwp_modes {

    40

	GLWP_GENERATE,

    41

	GLWP_HEIGHTMAP,

    42

	GLWP_SCENARIO,

    43

	GLWP_END

    44

} glwp_modes;

    45

    46

static uint _heightmap_x = 0;

    47

static uint _heightmap_y = 0;

    48

static StringID _heightmap_str = STR_NULL;

    49

static bool _goto_editor = false;

    50

    51

extern void SwitchMode(int new_mode);

    52

    53

static inline void SetNewLandscapeType(byte landscape)

    54

{

    55

	_opt_newgame.landscape = landscape;

    56

	InvalidateWindowClasses(WC_SELECT_GAME);

    57

	InvalidateWindowClasses(WC_GENERATE_LANDSCAPE);

    58

}

    59

    60

// no longer static to allow calling from outside module

    61

const Widget _generate_landscape_widgets[] = {

    62

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

    63

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

    64

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

    65

    66

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

    67

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

    68

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

    69

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

    70

    71

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

    72

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

    73

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

    74

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

    75

    76

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

    77

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

    78

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

    79

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

    80

    81

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

    82

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

    83

    84

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

    85

    86

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

    87

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

    88

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

    89

    90

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

    91

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

    92

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

    93

    94

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

    95

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

    96

    97

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

    98

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

    99

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

   100

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

   101

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

   102

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

   103

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

   104

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

   105

{   WIDGETS_END},

   106

};

   107

   108

const Widget _heightmap_load_widgets[] = {

   109

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

   110

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

   111

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

   112

   113

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

   114

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

   115

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

   116

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

   117

   118

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

   119

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

   120

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

   121

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

   122

   123

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

   124

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

   125

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

   126

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

   127

   128

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

   129

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

   130

   131

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

   132

   133

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

   134

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

   135

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

   136

   137

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

   138

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

   139

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

   140

   141

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

   142

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

   143

   144

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

   145

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

   146

{   WIDGETS_END},

   147

};

   148

   149

static void StartGeneratingLandscape(glwp_modes mode)

   150

{

   151

	/* If we want to go to the editor, and aren't yet, we need to delay

   152

	 *  it as long as possible, else it gives nasty side-effects (aborting

   153

	 *  results in ending up in the SE, which you don't want. Therefor we

   154

	 *  use this switch to do it at the very end.

   155

	 */

   156

	if (_goto_editor) _game_mode = GM_EDITOR;

   157

   158

	DeleteWindowByClass(WC_GENERATE_LANDSCAPE);

   159

	DeleteWindowByClass(WC_INDUSTRY_VIEW);

   160

	DeleteWindowByClass(WC_TOWN_VIEW);

   161

	DeleteWindowByClass(WC_LAND_INFO);

   162

   163

	/* Copy all XXX_newgame to XXX */

   164

	UpdatePatches();

   165

	_opt_ptr = &_opt;

   166

	*_opt_ptr = _opt_newgame;

   167

	ResetGRFConfig(true);

   168

   169

	SndPlayFx(SND_15_BEEP);

   170

	switch (mode) {

   171

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

   172

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

   173

	case GLWP_SCENARIO:  _switch_mode = SM_EDITOR; break;

   174

	default: NOT_REACHED(); return;

   175

	}

   176

}

   177

   178

static void HeightmapScaledTooMuchCallback(bool ok_clicked)

   179

{

   180

	if (ok_clicked) {

   181

		Window *w;

   182

		glwp_modes mode = 0;

   183

		for (mode = 0; mode < GLWP_END; mode++) {

   184

			w = FindWindowById(WC_GENERATE_LANDSCAPE, mode);

   185

			if (w != NULL) StartGeneratingLandscape(mode);

   186

		}

   187

	}

   188

}

   189

   190

void GenerateLandscapeWndProc(Window *w, WindowEvent *e)

   191

{

   192

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

   193

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

   194

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

   195

	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};

   196

	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};

   197

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

   198

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

   199

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

   200

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

   201

   202

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

   203

	static querystr_d _genseed_query;

   204

	static char _genseed_buffer[LEN_RND_SEED];

   205

   206

	uint mode = w->window_number;

   207

	uint y;

   208

   209

	switch (e->event) {

   210

	case WE_CREATE:

   211

		LowerWindowWidget(w, _opt_newgame.landscape + 3);

   212

   213

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

   214

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

   215

		_genseed_query.caption = STR_NULL;

   216

		_genseed_query.afilter = CS_NUMERAL;

   217

		break;

   218

   219

	case WE_PAINT:

   220

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

   221

		if (mode == GLWP_GENERATE) {

   222

			SetWindowWidgetDisabledState(w, 32, _patches_newgame.land_generator == 0);

   223

			SetWindowWidgetDisabledState(w, 33, _patches_newgame.land_generator == 0);

   224

		}

   225

		/* Disable snowline if not hilly */

   226

		SetWindowWidgetDisabledState(w, 22, _opt_newgame.landscape != LT_HILLY);

   227

		/* Disable town and industry in SE */

   228

		SetWindowWidgetDisabledState(w, 11, _game_mode == GM_EDITOR);

   229

		SetWindowWidgetDisabledState(w, 12, _game_mode == GM_EDITOR);

   230

		SetWindowWidgetDisabledState(w, 13, _game_mode == GM_EDITOR);

   231

		SetWindowWidgetDisabledState(w, 14, _game_mode == GM_EDITOR);

   232

		SetWindowWidgetDisabledState(w, 24, _game_mode == GM_EDITOR);

   233

		SetWindowWidgetDisabledState(w, 25, _game_mode == GM_EDITOR);

   234

   235

		SetWindowWidgetDisabledState(w, 18, _patches_newgame.starting_year <= MIN_YEAR);

   236

		SetWindowWidgetDisabledState(w, 20, _patches_newgame.starting_year >= MAX_YEAR);

   237

		SetWindowWidgetDisabledState(w, 21, _patches_newgame.snow_line_height <= 2 || _opt_newgame.landscape != LT_HILLY);

   238

		SetWindowWidgetDisabledState(w, 23, _patches_newgame.snow_line_height >= 13 || _opt_newgame.landscape != LT_HILLY);

   239

   240

		SetWindowWidgetLoweredState(w, 3, _opt_newgame.landscape == LT_NORMAL);

   241

		SetWindowWidgetLoweredState(w, 4, _opt_newgame.landscape == LT_HILLY);

   242

		SetWindowWidgetLoweredState(w, 5, _opt_newgame.landscape == LT_DESERT);

   243

		SetWindowWidgetLoweredState(w, 6, _opt_newgame.landscape == LT_CANDY);

   244

		DrawWindowWidgets(w);

   245

   246

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

   247

   248

		DrawString( 12,  91 + y, STR_MAPSIZE, 0);

   249

		DrawString(119,  91 + y, mapsizes[_patches_newgame.map_x - 6], 0x10);

   250

		DrawString(168,  91 + y, STR_BY, 0);

   251

		DrawString(182,  91 + y, mapsizes[_patches_newgame.map_y - 6], 0x10);

   252

   253

		DrawString( 12, 113 + y, STR_NUMBER_OF_TOWNS, 0);

   254

		DrawString( 12, 131 + y, STR_NUMBER_OF_INDUSTRIES, 0);

   255

		if (_game_mode == GM_EDITOR) {

   256

			DrawString(118, 113 + y, STR_6836_OFF, 0x10);

   257

			DrawString(118, 131 + y, STR_6836_OFF, 0x10);

   258

		} else {

   259

			DrawString(118, 113 + y, num_towns[_opt_newgame.diff.number_towns], 0x10);

   260

			DrawString(118, 131 + y, num_inds[_opt_newgame.diff.number_industries], 0x10);

   261

		}

   262

   263

		DrawString( 12, 153 + y, STR_RANDOM_SEED, 0);

   264

		DrawEditBox(w, &_genseed_query, SEED_EDIT);

   265

   266

		DrawString(182, 113 + y, STR_DATE, 0);

   267

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

   268

		DrawStringCentered(271, 113 + y, STR_GENERATE_DATE, 0);

   269

   270

		DrawString(182, 131 + y, STR_SNOW_LINE_HEIGHT, 0);

   271

		SetDParam(0, _patches_newgame.snow_line_height);

   272

		DrawStringCentered(303, 131 + y, STR_SNOW_LINE_HEIGHT_NUM, 0x10);

   273

   274

		if (mode == GLWP_GENERATE) {

   275

			DrawString( 12, 175, STR_LAND_GENERATOR, 0);

   276

			DrawString(118, 175, landscape[_patches_newgame.land_generator], 0x10);

   277

   278

			DrawString( 12, 193, STR_TREE_PLACER, 0);

   279

			DrawString(118, 193, tree_placer[_patches_newgame.tree_placer], 0x10);

   280

   281

			DrawString( 12, 211, STR_TERRAIN_TYPE, 0);

   282

			DrawString(118, 211, elevations[_opt_newgame.diff.terrain_type], 0x10);

   283

   284

			DrawString( 12, 229, STR_QUANTITY_OF_SEA_LAKES, 0);

   285

			DrawString(118, 229, sea_lakes[_opt_newgame.diff.quantity_sea_lakes], 0x10);

   286

   287

			DrawString( 12, 247, STR_SMOOTHNESS, 0);

   288

			DrawString(118, 247, smoothness[_patches_newgame.tgen_smoothness], 0x10);

   289

		} else {

   290

			char buffer[512];

   291

   292

			if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {

   293

				SetDParam(0, _heightmap_y);

   294

				SetDParam(1, _heightmap_x);

   295

			} else {

   296

				SetDParam(0, _heightmap_x);

   297

				SetDParam(1, _heightmap_y);

   298

			}

   299

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

   300

			DrawStringRightAligned(326, 91, STR_HEIGHTMAP_SIZE, 0x10);

   301

   302

			DrawString( 12,  91, STR_HEIGHTMAP_NAME, 0x10);

   303

			SetDParam(0, _heightmap_str);

   304

			DrawStringTruncated(114,  91, STR_ORANGE, 0x10, 326 - 114 - GetStringBoundingBox(buffer).width - 5);

   305

   306

			DrawString( 12, 197, STR_TREE_PLACER, 0);

   307

			DrawString(118, 197, tree_placer[_patches_newgame.tree_placer], 0x10);

   308

   309

			DrawString( 12, 215, STR_HEIGHTMAP_ROTATION, 0);

   310

			DrawString(118, 215, rotation[_patches_newgame.heightmap_rotation], 0x10);

   311

		}

   312

   313

		break;

   314

	case WE_CLICK:

   315

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

   316

		case 0: DeleteWindow(w); break;

   317

		case 3: case 4: case 5: case 6:

   318

			RaiseWindowWidget(w, _opt_newgame.landscape + 3);

   319

			SetNewLandscapeType(e->we.click.widget - 3);

   320

			break;

   321

		case 7: case 8: // Mapsize X

   322

			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_x - 6, 8, 0, 0);

   323

			break;

   324

		case 9: case 10: // Mapsize Y

   325

			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_y - 6, 10, 0, 0);

   326

			break;

   327

		case 11: case 12: // Number of towns

   328

			ShowDropDownMenu(w, num_towns, _opt_newgame.diff.number_towns, 12, 0, 0);

   329

			break;

   330

		case 13: case 14: // Number of industries

   331

			ShowDropDownMenu(w, num_inds, _opt_newgame.diff.number_industries, 14, 0, 0);

   332

			break;

   333

		case 16: // Random seed

   334

			_patches_newgame.generation_seed = InteractiveRandom();

   335

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

   336

			UpdateTextBufferSize(&_genseed_query.text);

   337

			SetWindowDirty(w);

   338

			break;

   339

		case 17: // Generate

   340

			if (mode == GLWP_HEIGHTMAP && (

   341

					_heightmap_x * 2 < (1U << _patches_newgame.map_x) || _heightmap_x / 2 > (1U << _patches_newgame.map_x) ||

   342

					_heightmap_y * 2 < (1U << _patches_newgame.map_y) || _heightmap_y / 2 > (1U << _patches_newgame.map_y))) {

   343

				ShowQuery(STR_HEIGHTMAP_SCALE_WARNING_CAPTION, STR_HEIGHTMAP_SCALE_WARNING_MESSAGE, HeightmapScaledTooMuchCallback, WC_GENERATE_LANDSCAPE, mode);

   344

			} else {

   345

				StartGeneratingLandscape(mode);

   346

			}

   347

			break;

   348

		case 18: case 20: // Year buttons

   349

			/* Don't allow too fast scrolling */

   350

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

   351

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

   352

				SetWindowDirty(w);

   353

   354

				_patches_newgame.starting_year = clamp(_patches_newgame.starting_year + e->we.click.widget - 19, MIN_YEAR, MAX_YEAR);

   355

			}

   356

			_left_button_clicked = false;

   357

			break;

   358

		case 19: // Year text

   359

			WP(w, def_d).data_3 = START_DATE_QUERY;

   360

			SetDParam(0, _patches_newgame.starting_year);

   361

			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, WC_GENERATE_LANDSCAPE, mode, CS_NUMERAL);

   362

			break;

   363

		case 21: case 23: // Snow line buttons

   364

			/* Don't allow too fast scrolling */

   365

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

   366

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

   367

				SetWindowDirty(w);

   368

   369

				_patches_newgame.snow_line_height = clamp(_patches_newgame.snow_line_height + e->we.click.widget - 22, 2, 13);

   370

			}

   371

			_left_button_clicked = false;

   372

			break;

   373

		case 22: // Snow line text

   374

			WP(w, def_d).data_3 = SNOW_LINE_QUERY;

   375

			SetDParam(0, _patches_newgame.snow_line_height);

   376

			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_SNOW_LINE_QUERY_CAPT, 3, 100, WC_GENERATE_LANDSCAPE, mode, CS_NUMERAL);

   377

			break;

   378

		case 24: case 25: // Tree placer

   379

			ShowDropDownMenu(w, tree_placer, _patches_newgame.tree_placer, 25, 0, 0);

   380

			break;

   381

		case 26: case 27: // Landscape generator OR Heightmap rotation

   382

			if (mode == GLWP_HEIGHTMAP) {

   383

				ShowDropDownMenu(w, rotation, _patches_newgame.heightmap_rotation, 27, 0, 0);

   384

			} else {

   385

				ShowDropDownMenu(w, landscape, _patches_newgame.land_generator, 27, 0, 0);

   386

			}

   387

			break;

   388

		case 28: case 29: // Terrain type

   389

			ShowDropDownMenu(w, elevations, _opt_newgame.diff.terrain_type, 29, 0, 0);

   390

			break;

   391

		case 30: case 31: // Water quantity

   392

			ShowDropDownMenu(w, sea_lakes, _opt_newgame.diff.quantity_sea_lakes, 31, 0, 0);

   393

			break;

   394

		case 32: case 33: // Map smoothness

   395

			ShowDropDownMenu(w, smoothness, _patches_newgame.tgen_smoothness, 33, 0, 0);

   396

			break;

   397

		}

   398

		break;

   399

   400

	case WE_MOUSELOOP:

   401

		HandleEditBox(w, &_genseed_query, SEED_EDIT);

   402

		break;

   403

   404

	case WE_KEYPRESS:

   405

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

   406

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

   407

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

   408

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

   409

		 * entered into the input field; the generate seed

   410

		 * button can be used instead. */

   411

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

   412

		break;

   413

   414

	case WE_DROPDOWN_SELECT:

   415

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

   416

			case 8:  _patches_newgame.map_x = e->we.dropdown.index + 6; break;

   417

			case 10: _patches_newgame.map_y = e->we.dropdown.index + 6; break;

   418

			case 12:

   419

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

   420

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

   421

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

   422

				break;

   423

			case 14:

   424

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

   425

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

   426

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

   427

				break;

   428

			case 25:

   429

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

   430

				break;

   431

			case 27:

   432

				if (mode == GLWP_HEIGHTMAP) {

   433

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

   434

				} else {

   435

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

   436

				}

   437

				break;

   438

			case 29:

   439

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

   440

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

   441

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

   442

				break;

   443

			case 31:

   444

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

   445

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

   446

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

   447

				break;

   448

			case 33:

   449

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

   450

				break;

   451

		}

   452

		SetWindowDirty(w);

   453

		break;

   454

   455

	case WE_ON_EDIT_TEXT: {

   456

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

   457

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

   458

   459

			switch (WP(w, def_d).data_3) {

   460

			case START_DATE_QUERY:

   461

				InvalidateWidget(w, 19);

   462

				_patches_newgame.starting_year = clamp(value, MIN_YEAR, MAX_YEAR);

   463

				break;

   464

			case SNOW_LINE_QUERY:

   465

				InvalidateWidget(w, 22);

   466

				_patches_newgame.snow_line_height = clamp(value, 2, 13);

   467

				break;

   468

			}

   469

   470

			SetWindowDirty(w);

   471

		}

   472

		break;

   473

	}

   474

	}

   475

}

   476

   477

const WindowDesc _generate_landscape_desc = {

   478

	WDP_CENTER, WDP_CENTER, 338, 268,

   479

	WC_GENERATE_LANDSCAPE, 0,

   480

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   481

	_generate_landscape_widgets,

   482

	GenerateLandscapeWndProc,

   483

};

   484

   485

const WindowDesc _heightmap_load_desc = {

   486

	WDP_CENTER, WDP_CENTER, 338, 236,

   487

	WC_GENERATE_LANDSCAPE, 0,

   488

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   489

	_heightmap_load_widgets,

   490

	GenerateLandscapeWndProc,

   491

};

   492

   493

static void _ShowGenerateLandscape(glwp_modes mode)

   494

{

   495

	Window *w;

   496

   497

	/* Don't kill WC_GENERATE_LANDSCAPE:GLWP_SCENARIO, because it resets

   498

	 *  _goto_editor, which we maybe need later on. */

   499

	DeleteWindowById(WC_GENERATE_LANDSCAPE, GLWP_GENERATE);

   500

	DeleteWindowById(WC_GENERATE_LANDSCAPE, GLWP_HEIGHTMAP);

   501

   502

	/* Always give a new seed if not editor */

   503

	if (_game_mode != GM_EDITOR) _patches_newgame.generation_seed = InteractiveRandom();

   504

   505

	if (mode == GLWP_HEIGHTMAP) {

   506

		if (_heightmap_str != STR_NULL) DeleteName(_heightmap_str);

   507

   508

		_heightmap_x = 0;

   509

		_heightmap_y = 0;

   510

		_heightmap_str = AllocateName(_file_to_saveload.title, 0);