1

/* $Id$ */

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     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "heightmap.h"

     6

#include "functions.h"

     7

#include "table/strings.h"

     8

#include "window.h"

     9

#include "gui.h"

    10

#include "gfx.h"

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#include "strings.h"

    12

#include "gfxinit.h"

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#include "player.h"

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#include "command.h"

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#include "sound.h"

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#include "variables.h"

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#include "string.h"

    18

#include "settings.h"

    19

#include "debug.h"

    20

#include "genworld.h"

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#include "network.h"

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#include "thread.h"

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#include "date.h"

    24

    25

enum {

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	START_DATE_QUERY,

    27

	SNOW_LINE_QUERY,

    28

	FLAT_WORLD_HEIGHT_QUERY,

    29

    30

	LEN_RND_SEED = 11,

    31

	SEED_EDIT    = 15,

    32

};

    33

    34

/**

    35

 * In what 'mode' the GenerateLandscapeWindowProc is.

    36

 */

    37

typedef enum glwp_modes {

    38

	GLWP_GENERATE,

    39

	GLWP_HEIGHTMAP,

    40

	GLWP_SCENARIO,

    41

	GLWP_END

    42

} glwp_modes;

    43

    44

static char _edit_str_buf[LEN_RND_SEED];

    45

static uint _heightmap_x = 0;

    46

static uint _heightmap_y = 0;

    47

static StringID _heightmap_str = STR_NULL;

    48

static bool _goto_editor = false;

    49

    50

extern void SwitchMode(int new_mode);

    51

    52

static inline void SetNewLandscapeType(byte landscape)

    53

{

    54

	_opt_newgame.landscape = landscape;

    55

	InvalidateWindowClasses(WC_SELECT_GAME);

    56

	InvalidateWindowClasses(WC_GENERATE_LANDSCAPE);

    57

}

    58

    59

// no longer static to allow calling from outside module

    60

const Widget _generate_landscape_widgets[] = {

    61

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

    62

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

    63

{     WWT_IMGBTN, RESIZE_NONE, 13,   0, 337,  14, 267, STR_NULL,                STR_NULL},

    64

    65

{    WWT_PANEL_2, RESIZE_NONE, 12,  10,  86,  24,  78, 0x1312,                  STR_030E_SELECT_TEMPERATE_LANDSCAPE},

    66

{    WWT_PANEL_2, RESIZE_NONE, 12,  90, 166,  24,  78, 0x1314,                  STR_030F_SELECT_SUB_ARCTIC_LANDSCAPE},

    67

{    WWT_PANEL_2, RESIZE_NONE, 12, 170, 246,  24,  78, 0x1316,                  STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},

    68

{    WWT_PANEL_2, RESIZE_NONE, 12, 250, 326,  24,  78, 0x1318,                  STR_0311_SELECT_TOYLAND_LANDSCAPE},

    69

    70

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

    71

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

    72

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

    73

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

    74

    75

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

    76

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

    77

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

    78

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

    79

    80

{     WWT_IMGBTN, RESIZE_NONE, 15, 114, 194, 152, 163, STR_NULL,                STR_RANDOM_SEED_HELP}, // Edit box for seed

    81

{    WWT_TEXTBTN, RESIZE_NONE, 12, 203, 285, 152, 163, STR_RANDOM,              STR_RANDOM_HELP},

    82

    83

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

    84

    85

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

    86

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

    87

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

    88

    89

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

    90

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

    91

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

    92

    93

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

    94

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

    95

    96

{      WWT_EMPTY, RESIZE_NONE, 12, 114, 231, 174, 185, STR_NULL,                STR_NULL},

    97

//{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 174, 185, STR_NULL,                STR_NULL},

    98

{      WWT_PANEL, RESIZE_NONE, 12, 114, 231, 174, 185, STR_NULL,                STR_NULL},

    99

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

   100

//{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 210, 221, STR_NULL,                STR_NULL},

   101

{      WWT_PANEL, RESIZE_NONE, 12, 114, 231, 210, 221, STR_NULL,                STR_NULL},

   102

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

   103

//{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 228, 239, STR_NULL,                STR_NULL},

   104

{      WWT_PANEL, RESIZE_NONE, 12, 114, 231, 228, 239, STR_NULL,                STR_NULL},

   105

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

   106

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

   107

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

   108

{   WIDGETS_END},

   109

};

   110

   111

const Widget _heightmap_load_widgets[] = {

   112

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

   113

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

   114

{     WWT_IMGBTN, RESIZE_NONE, 13,   0, 337,  14, 235, STR_NULL,                STR_NULL},

   115

   116

{    WWT_PANEL_2, RESIZE_NONE, 12,  10,  86,  24,  78, 0x1312,                  STR_030E_SELECT_TEMPERATE_LANDSCAPE},

   117

{    WWT_PANEL_2, RESIZE_NONE, 12,  90, 166,  24,  78, 0x1314,                  STR_030F_SELECT_SUB_ARCTIC_LANDSCAPE},

   118

{    WWT_PANEL_2, RESIZE_NONE, 12, 170, 246,  24,  78, 0x1316,                  STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},

   119

{    WWT_PANEL_2, RESIZE_NONE, 12, 250, 326,  24,  78, 0x1318,                  STR_0311_SELECT_TOYLAND_LANDSCAPE},

   120

   121

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

   122

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

   123

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

   124

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

   125

   126

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

   127

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

   128

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

   129

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

   130

   131

{     WWT_IMGBTN, RESIZE_NONE, 15, 114, 194, 174, 185, STR_NULL,                STR_RANDOM_SEED_HELP}, // Edit box for seed

   132

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

   133

   134

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

   135

   136

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

   137

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

   138

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

   139

   140

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

   141

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

   142

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

   143

   144

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

   145

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

   146

   147

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

   148

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

   149

{   WIDGETS_END},

   150

};

   151

   152

static void StartGeneratingLandscape(glwp_modes mode)

   153

{

   154

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

   155

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

   156

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

   157

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

   158

	 */

   159

	if (_goto_editor) _game_mode = GM_EDITOR;

   160

   161

	DeleteWindowByClass(WC_GENERATE_LANDSCAPE);

   162

	DeleteWindowByClass(WC_INDUSTRY_VIEW);

   163

	DeleteWindowByClass(WC_TOWN_VIEW);

   164

	DeleteWindowByClass(WC_LAND_INFO);

   165

   166

	/* Copy all XXX_newgame to XXX */

   167

	UpdatePatches();

   168

	_opt_ptr = &_opt;

   169

	memcpy(_opt_ptr, &_opt_newgame, sizeof(GameOptions));

   170

	/* Load the right landscape stuff */

   171

	GfxLoadSprites();

   172

   173

	SndPlayFx(SND_15_BEEP);

   174

	switch (mode) {

   175

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

   176

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

   177

	case GLWP_SCENARIO:  _switch_mode = SM_EDITOR; break;

   178

	default: NOT_REACHED(); return;

   179

	}

   180

}

   181

   182

static void HeightmapScaledTooMuchCallback(bool ok_clicked)

   183

{

   184

	if (ok_clicked) {

   185

		Window *w;

   186

		glwp_modes mode = 0;

   187

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

   188

			w = FindWindowById(WC_GENERATE_LANDSCAPE, mode);

   189

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

   190

		}

   191

	}

   192

}

   193

   194

void GenerateLandscapeWndProc(Window *w, WindowEvent *e)

   195

{

   196

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

   197

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

   198

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

   199

	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};

   200

	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};

   201

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

   202

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

   203

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

   204

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

   205

   206

	uint mode = w->window_number;

   207

	uint y;

   208

   209

	switch (e->event) {

   210

	case WE_PAINT:

   211

		w->disabled_state = 0;

   212

		/* TODO -- Above and below you see some lines commented out with '//' in

   213

		 *  front of it. This is because currently the widget system can't handle

   214

		 *  more than 32 widgets per window, and we need 34. Therefor we draw

   215

		 *  parts of the widgets manually below, reducing the number to 32.

   216

		 *  Of course someone is already hard working to replace the system with

   217

		 *  one that can scale past the 32 limit. When this is done you should

   218

		 *  re-enable the lines and remove the ones that came instead. Better,

   219

		 *  revert revision 5817 (from TGP branch), and you should be just fine.

   220

		 * If you have any questions about it, bug TrueLight.

   221

		 */

   222

   223

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

   224

//		if (_patches_newgame.land_generator == 0) w->disabled_state |= (1 << 32 | 1 << 33);

   225

		if (_patches_newgame.land_generator == 0) w->disabled_state |= (1 << 30 | 1 << 31);

   226

		/* Disable snowline if not hilly */

   227

		if (_opt_newgame.landscape != LT_HILLY)   w->disabled_state |= (1 << 21 | 1 << 22 | 1 << 23);

   228

		/* Disable town and industry in SE */

   229

		if (_game_mode == GM_EDITOR)              w->disabled_state |= (1 << 11 | 1 << 12 | 1 << 13 | 1 << 14 | 1 << 24 | 1 << 25);

   230

   231

		if (_patches_newgame.starting_year <= MIN_YEAR) SETBIT(w->disabled_state, 18);

   232

		if (_patches_newgame.starting_year >= MAX_YEAR) SETBIT(w->disabled_state, 20);

   233

		if (_patches_newgame.snow_line_height <= 2 )    SETBIT(w->disabled_state, 21);

   234

		if (_patches_newgame.snow_line_height >= 13)    SETBIT(w->disabled_state, 23);

   235

   236

		w->click_state = (w->click_state & ~(0xF << 3)) | (1 << (_opt_newgame.landscape + 3));

   237

		DrawWindowWidgets(w);

   238

   239

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

   240

   241

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

   242

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

   243

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

   244

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

   245

   246

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

   247

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

   248

		if (_game_mode == GM_EDITOR) {

   249

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

   250

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

   251

		} else {

   252

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

   253

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

   254

		}

   255

   256

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

   257

		DrawEditBox(w, &WP(w, querystr_d), SEED_EDIT);

   258

   259

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

   260

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

   261

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

   262

   263

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

   264

		SetDParam(0, _patches_newgame.snow_line_height);

   265

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

   266

   267

		if (mode == GLWP_GENERATE) {

   268

			/* TODO -- Remove next 2 lines if 32 widget limit is removed */

   269

			DrawFrameRect(114, 174, 219, 185, 12, 0);

   270

			DrawString(222, 175, STR_0225, 0x10);

   271

			DrawString( 12, 175, STR_LAND_GENERATOR, 0);

   272

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

   273

   274

			DrawString( 12, 193, STR_TREE_PLACER, 0);

   275

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

   276

   277

			/* TODO -- Remove next 2 lines if 32 widget limit is removed */

   278

			DrawFrameRect(114, 210, 219, 221, 12, 0);

   279

			DrawString(222, 211, STR_0225, 0x10);

   280

			DrawString( 12, 211, STR_TERRAIN_TYPE, 0);

   281

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

   282

   283

			/* TODO -- Remove next 2 lines if 32 widget limit is removed */

   284

			DrawFrameRect(114, 228, 219, 239, 12, 0);

   285

			DrawString(222, 229, STR_0225, 0x10);

   286

			DrawString( 12, 229, STR_QUANTITY_OF_SEA_LAKES, 0);

   287

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

   288

   289

			DrawString( 12, 247, STR_SMOOTHNESS, 0);

   290

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

   291

		} else {

   292

			char buffer[512];

   293

   294

			if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {

   295

				SetDParam(0, _heightmap_y);

   296

				SetDParam(1, _heightmap_x);

   297

			} else {

   298

				SetDParam(0, _heightmap_x);

   299

				SetDParam(1, _heightmap_y);

   300

			}

   301

			GetString(buffer, STR_HEIGHTMAP_SIZE);

   302

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

   303

   304

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

   305

			SetDParam(0, _heightmap_str);

   306

			DrawStringTruncated(114,  91, STR_ORANGE, 0x10, 326 - 114 - GetStringWidth(buffer) - 5);

   307

   308

			/* TODO -- Remove next 2 lines if 32 widget limit is removed */

   309

			DrawFrameRect(114, 196, 219, 207, 12, 0);

   310

			DrawString(222, 197, STR_0225, 0x10);

   311

			DrawString( 12, 197, STR_TREE_PLACER, 0);

   312

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

   313

   314

			DrawString( 12, 215, STR_HEIGHTMAP_ROTATION, 0);

   315

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

   316

		}

   317

   318

		break;

   319

	case WE_CLICK:

   320

		switch (e->click.widget) {

   321

		case 0: DeleteWindow(w); break;

   322

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

   323

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

   324

			break;

   325

		case 7: case 8: // Mapsize X

   326

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

   327

			break;

   328

		case 9: case 10: // Mapsize Y

   329

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

   330

			break;

   331

		case 11: case 12: // Number of towns

   332

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

   333

			break;

   334

		case 13: case 14: // Number of industries

   335

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

   336

			break;

   337

		case 16: // Random seed

   338

			_patches_newgame.generation_seed = InteractiveRandom();

   339

			ttd_strlcpy(_edit_str_buf, str_fmt("%u", _patches_newgame.generation_seed), lengthof(_edit_str_buf));

   340

			UpdateTextBufferSize(&((querystr_d *)&WP(w, querystr_d))->text);

   341

			SetWindowDirty(w);

   342

			break;

   343

		case 17: // Generate

   344

			if (mode == GLWP_HEIGHTMAP && (

   345

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

   346

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

   347

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

   348

			} else {

   349

				StartGeneratingLandscape(mode);

   350

			}

   351

			break;

   352

		case 18: case 20: // Year buttons

   353

			/* Don't allow too fast scrolling */

   354

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

   355

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

   356

				SetWindowDirty(w);

   357

   358

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

   359

			}

   360

			_left_button_clicked = false;

   361

			break;

   362

		case 19: // Year text

   363

			WP(w, def_d).data_3 = START_DATE_QUERY;

   364

			SetDParam(0, _patches_newgame.starting_year);

   365

			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 5, 100, WC_GENERATE_LANDSCAPE, mode, CS_NUMERAL);

   366

			break;

   367

		case 21: case 23: // Snow line buttons

   368

			/* Don't allow too fast scrolling */

   369

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

   370

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

   371

				SetWindowDirty(w);

   372

   373

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

   374

			}

   375

			_left_button_clicked = false;

   376

			break;

   377

		case 22: // Snow line text

   378

			WP(w, def_d).data_3 = SNOW_LINE_QUERY;

   379

			SetDParam(0, _patches_newgame.snow_line_height);

   380

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

   381

			break;

   382

		case 24: case 25: // Tree placer

   383

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

   384

			break;

   385

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

   386

		case 27:

   387

			if (mode == GLWP_HEIGHTMAP) {

   388

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

   389

			} else {

   390

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

   391

			}

   392

			break;

   393

//		case 28: case 29: // Terrain type

   394

		case 28:

   395

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

   396

			ShowDropDownMenu(w, elevations, _opt_newgame.diff.terrain_type, 28, 0, 0);

   397

			break;

   398

//		case 30: case 31: // Water quantity

   399

		case 29:

   400

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

   401

			ShowDropDownMenu(w, sea_lakes, _opt_newgame.diff.quantity_sea_lakes, 29, 0, 0);

   402

			break;

   403

//		case 32: case 33: // Map smoothness

   404

		case 30: case 31:

   405

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

   406

			ShowDropDownMenu(w, smoothness, _patches_newgame.tgen_smoothness, 31, 0, 0);

   407

			break;

   408

		}

   409

		break;

   410

   411

	case WE_MESSAGE:

   412

		ttd_strlcpy(_edit_str_buf, str_fmt("%u", _patches_newgame.generation_seed), lengthof(_edit_str_buf));

   413

		DrawEditBox(w, &WP(w, querystr_d), SEED_EDIT);

   414

		break;

   415

   416

	case WE_MOUSELOOP:

   417

		HandleEditBox(w, &WP(w, querystr_d), SEED_EDIT);

   418

		break;

   419

   420

	case WE_KEYPRESS:

   421

		HandleEditBoxKey(w, &WP(w, querystr_d), SEED_EDIT, e, CS_NUMERAL);

   422

		_patches_newgame.generation_seed = atoi(_edit_str_buf);

   423

		break;

   424

   425

	case WE_DROPDOWN_SELECT:

   426

		switch (e->dropdown.button) {

   427

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

   428

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

   429

			case 12:

   430

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

   431

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

   432

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

   433

				break;

   434

			case 14:

   435

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

   436

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

   437

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

   438

				break;

   439

			case 25:

   440

				_patches_newgame.tree_placer = e->dropdown.index;

   441

				break;

   442

			case 27:

   443

				if (mode == GLWP_HEIGHTMAP) {

   444

					_patches_newgame.heightmap_rotation = e->dropdown.index;

   445

				} else {

   446

					_patches_newgame.land_generator = e->dropdown.index;

   447

				}

   448

				break;

   449

//			case 29:

   450

			case 28:

   451

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

   452

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

   453

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

   454

				break;

   455

//			case 31:

   456

			case 29:

   457

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

   458

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

   459

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

   460

				break;

   461

//			case 33:

   462

			case 31:

   463

				_patches_newgame.tgen_smoothness = e->dropdown.index;

   464

				break;

   465

		}

   466

		SetWindowDirty(w);

   467

		break;

   468

   469

	case WE_ON_EDIT_TEXT: {

   470

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

   471

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

   472

   473

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

   474

			case START_DATE_QUERY:

   475

				InvalidateWidget(w, 19);

   476

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

   477

				break;

   478

			case SNOW_LINE_QUERY:

   479

				InvalidateWidget(w, 22);

   480

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

   481

				break;

   482

			}

   483

   484

			SetWindowDirty(w);

   485

		}

   486

		break;

   487

	}

   488

	}

   489

}

   490

   491

const WindowDesc _generate_landscape_desc = {

   492

	WDP_CENTER, WDP_CENTER, 338, 268,

   493

	WC_GENERATE_LANDSCAPE, 0,

   494

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   495

	_generate_landscape_widgets,

   496

	GenerateLandscapeWndProc,

   497

};

   498

   499

const WindowDesc _heightmap_load_desc = {

   500

	WDP_CENTER, WDP_CENTER, 338, 236,

   501

	WC_GENERATE_LANDSCAPE, 0,

   502

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   503

	_heightmap_load_widgets,

   504

	GenerateLandscapeWndProc,

   505

};

   506

   507

static void _ShowGenerateLandscape(glwp_modes mode)

   508

{

   509

	Window *w;

   510

   511

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

   512

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

   513

	DeleteWindowById(WC_GENERATE_LANDSCAPE, GLWP_GENERATE);

   514

	DeleteWindowById(WC_GENERATE_LANDSCAPE, GLWP_HEIGHTMAP);

   515

   516

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

   517

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

   518

   519

	if (mode == GLWP_HEIGHTMAP) {

   520

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

   521

   522

		_heightmap_x = 0;

   523

		_heightmap_y = 0;

   524

		_heightmap_str = AllocateName(_file_to_saveload.title, 0);

   525

		/* If the function returns negative, it means there was a problem loading the heightmap */

   526

		if (!GetHeightmapDimensions(_file_to_saveload.name, &_heightmap_x, &_heightmap_y))

   527

			return;

   528

	}

   529

   530