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/* $Id$ */

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     3

/** @file genworld_gui.cpp */

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     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"

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#include "window.h"

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#include "gui.h"

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#include "gfx.h"

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#include "strings.h"

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#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"

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#include "settings.h"

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#include "debug.h"

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#include "genworld.h"

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#include "network/network.h"

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#include "thread.h"

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#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,

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	GLWP_SCENARIO,

    36

	GLWP_END

    37

};

    38

    39

static uint _heightmap_x = 0;

    40

static uint _heightmap_y = 0;

    41

static StringID _heightmap_str = STR_NULL;

    42

    43

extern void SwitchMode(int new_mode);

    44

    45

static inline void SetNewLandscapeType(byte landscape)

    46

{

    47

	_opt_newgame.landscape = landscape;

    48

	InvalidateWindowClasses(WC_SELECT_GAME);

    49

	InvalidateWindowClasses(WC_GENERATE_LANDSCAPE);

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}

    51

    52

enum GenerateLandscapeWindowWidgets {

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	GLAND_TEMPERATE = 3,

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	GLAND_ARCTIC,

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	GLAND_TROPICAL,

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	GLAND_TOYLAND,

    57

    58

	GLAND_MAPSIZE_X_TEXT,

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	GLAND_MAPSIZE_X_PULLDOWN,

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	GLAND_MAPSIZE_Y_TEXT,

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	GLAND_MAPSIZE_Y_PULLDOWN,

    62

    63

	GLAND_TOWN_TEXT,

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	GLAND_TOWN_PULLDOWN,

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	GLAND_INDUSTRY_TEXT,

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	GLAND_INDUSTRY_PULLDOWN,

    67

    68

	GLAND_RANDOM_EDITBOX,

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	GLAND_RANDOM_BUTTON,

    70

    71

	GLAND_GENERATE_BUTTON,

    72

    73

	GLAND_START_DATE_DOWN,

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	GLAND_START_DATE_TEXT,

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	GLAND_START_DATE_UP,

    76

    77

	GLAND_SNOW_LEVEL_DOWN,

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	GLAND_SNOW_LEVEL_TEXT,

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	GLAND_SNOW_LEVEL_UP,

    80

    81

	GLAND_TREE_TEXT,

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	GLAND_TREE_PULLDOWN,

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	GLAND_LANDSCAPE_TEXT,

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	GLAND_LANDSCAPE_PULLDOWN,

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	GLAND_HEIGHTMAP_ROTATION_TEXT = GLAND_LANDSCAPE_TEXT,

    86

	GLAND_HEIGHTMAP_ROTATION_PULLDOWN = GLAND_LANDSCAPE_PULLDOWN,

    87

    88

	GLAND_TERRAIN_TEXT,

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	GLAND_TERRAIN_PULLDOWN,

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	GLAND_WATER_TEXT,

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	GLAND_WATER_PULLDOWN,

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	GLAND_SMOOTHNESS_TEXT,

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	GLAND_SMOOTHNESS_PULLDOWN

    94

};

    95

    96

static const OldWidget _generate_landscape_widgets[] = {

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

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

    99

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

   100

   101

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

   102

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

   103

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

   104

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

   105

   106

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

   107

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

   108

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

   109

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

   110

   111

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

   112

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

   113

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

   114

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

   115

   116

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

   117

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

   118

   119

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

   120

   121

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

   122

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

   123

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

   124

   125

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

   126

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

   127

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

   128

   129

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

   130

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

   131

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

   132

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

   133

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

   134

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

   135

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

   136

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

   137

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

   138

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

   139

{   WIDGETS_END},

   140

};

   141

   142

static const OldWidget _heightmap_load_widgets[] = {

   143

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

   144

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

   145

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

   146

   147

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

   148

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

   149

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

   150

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

   151

   152

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

   153

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

   154

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

   155

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

   156

   157

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

   158

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

   159

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

   160

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

   161

   162

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

   163

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

   164

   165

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

   166

   167

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

   168

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

   169

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

   170

   171

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

   172

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

   173

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

   174

   175

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

   176

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

   177

   178

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

   179

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

   180

{   WIDGETS_END},

   181

};

   182

   183

void StartGeneratingLandscape(glwp_modes mode)

   184

{

   185

	BaseWindow::DeleteAllNonVitalWindows();

   186

   187

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

   188

	UpdatePatches();

   189

	_opt = _opt_newgame;

   190

	_opt_ptr = &_opt;

   191

	ResetGRFConfig(true);

   192

   193

	SndPlayFx(SND_15_BEEP);

   194

	switch (mode) {

   195

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

   196

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

   197

		case GLWP_SCENARIO:  _switch_mode = SM_EDITOR; break;

   198

		default: NOT_REACHED();

   199

	}

   200

}

   201

   202

static void HeightmapScaledTooMuchCallback(BaseWindow *w, bool confirmed)

   203

{

   204

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

   205

}

   206

   207

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

   208

{

   209

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

   210

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

   211

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

   212

	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};

   213

	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};

   214

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

   215

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

   216

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

   217

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

   218

   219

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

   220

	static querystr_d _genseed_query;

   221

	static char _genseed_buffer[11];

   222

   223

	glwp_modes mode = (glwp_modes)w->window_number;

   224

	uint y;

   225

   226

	switch (e->event) {

   227

	case WE_CREATE:

   228

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

   229

   230

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

   231

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

   232

		_genseed_query.caption = STR_NULL;

   233

		_genseed_query.afilter = CS_NUMERAL;

   234

		break;

   235

   236

	case WE_PAINT:

   237

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

   238

		if (mode == GLWP_GENERATE) {

   239

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

   240

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

   241

		}

   242

		/* Disable snowline if not hilly */

   243

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

   244

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

   245

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

   246

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

   247

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

   248

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

   249

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

   250

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

   251

   252

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

   253

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

   254

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

   255

		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_UP,   _patches_newgame.snow_line_height >= 13 || _opt_newgame.landscape != LT_ARCTIC);

   256

   257

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

   258

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

   259

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

   260

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

   261

		w->DrawWidgets();

   262

   263

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

   264

   265

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

   266

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

   267

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

   268

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

   269

   270

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

   271

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

   272

		if (_game_mode == GM_EDITOR) {

   273

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

   274

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

   275

		} else {

   276

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

   277

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

   278

		}

   279

   280

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

   281

		DrawEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);

   282

   283

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

   284

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

   285

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

   286

   287

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

   288

		SetDParam(0, _patches_newgame.snow_line_height);

   289

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

   290

   291

		if (mode == GLWP_GENERATE) {

   292

			DrawString( 12, 175, STR_LAND_GENERATOR, 0);

   293

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

   294

   295

			DrawString( 12, 193, STR_TREE_PLACER, 0);

   296

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

   297

   298

			DrawString( 12, 211, STR_TERRAIN_TYPE, 0);

   299

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

   300

   301

			DrawString( 12, 229, STR_QUANTITY_OF_SEA_LAKES, 0);

   302

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

   303

   304

			DrawString( 12, 247, STR_SMOOTHNESS, 0);

   305

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

   306

		} else {

   307

			char buffer[512];

   308

   309

			if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {

   310

				SetDParam(0, _heightmap_y);

   311

				SetDParam(1, _heightmap_x);

   312

			} else {

   313

				SetDParam(0, _heightmap_x);

   314

				SetDParam(1, _heightmap_y);

   315

			}

   316

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

   317

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

   318

   319

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

   320

			SetDParam(0, _heightmap_str);

   321

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

   322

   323

			DrawString( 12, 197, STR_TREE_PLACER, 0);

   324

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

   325

   326

			DrawString( 12, 215, STR_HEIGHTMAP_ROTATION, 0);

   327

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

   328

		}

   329

   330

		break;

   331

	case WE_CLICK:

   332

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

   333

		case 0: w->Close(); break;

   334

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

   335

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

   336

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

   337

			break;

   338

		case GLAND_MAPSIZE_X_TEXT: case GLAND_MAPSIZE_X_PULLDOWN: // Mapsize X

   339

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

   340

			break;

   341

		case GLAND_MAPSIZE_Y_TEXT: case GLAND_MAPSIZE_Y_PULLDOWN: // Mapsize Y

   342

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

   343

			break;

   344

		case GLAND_TOWN_TEXT: case GLAND_TOWN_PULLDOWN: // Number of towns

   345

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

   346

			break;

   347

		case GLAND_INDUSTRY_TEXT: case GLAND_INDUSTRY_PULLDOWN: // Number of industries

   348

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

   349

			break;

   350

		case GLAND_RANDOM_BUTTON: // Random seed

   351

			_patches_newgame.generation_seed = InteractiveRandom();

   352

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

   353

			UpdateTextBufferSize(&_genseed_query.text);

   354

			w->SetDirty();

   355

			break;

   356

		case GLAND_GENERATE_BUTTON: // Generate

   357

			if (mode == GLWP_HEIGHTMAP && (

   358

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

   359

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

   360

				ShowQuery(

   361

					STR_HEIGHTMAP_SCALE_WARNING_CAPTION,

   362

					STR_HEIGHTMAP_SCALE_WARNING_MESSAGE,

   363

					w,

   364

					HeightmapScaledTooMuchCallback);

   365

			} else {

   366

				StartGeneratingLandscape(mode);

   367

			}

   368

			break;

   369

		case GLAND_START_DATE_DOWN: case GLAND_START_DATE_UP: // Year buttons

   370

			/* Don't allow too fast scrolling */

   371

			if (w->autorepeat_timeout <= 2) {

   372

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

   373

				w->SetDirty();

   374

   375

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

   376

			}

   377

			_left_button_clicked = false;

   378

			break;

   379

		case GLAND_START_DATE_TEXT: // Year text

   380

			WP(w, def_d).data_3 = GLAND_START_DATE_TEXT;

   381

			SetDParam(0, _patches_newgame.starting_year);

   382

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

   383

			break;

   384

		case GLAND_SNOW_LEVEL_DOWN: case GLAND_SNOW_LEVEL_UP: // Snow line buttons

   385

			/* Don't allow too fast scrolling */

   386

			if (w->autorepeat_timeout <= 2) {

   387

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

   388

				w->SetDirty();

   389

   390

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

   391

			}

   392

			_left_button_clicked = false;

   393

			break;

   394

		case GLAND_SNOW_LEVEL_TEXT: // Snow line text

   395

			WP(w, def_d).data_3 = GLAND_SNOW_LEVEL_TEXT;

   396

			SetDParam(0, _patches_newgame.snow_line_height);

   397

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

   398

			break;

   399

		case GLAND_TREE_TEXT: case GLAND_TREE_PULLDOWN: // Tree placer

   400

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

   401

			break;

   402

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

   403

		/* case GLAND_HEIGHTMAP_ROTATION_TEXT: case GLAND_HEIGHTMAP_ROTATION_PULLDOWN:*/

   404

			if (mode == GLWP_HEIGHTMAP) {

   405

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

   406

			} else {

   407

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

   408

			}

   409

			break;

   410

		case GLAND_TERRAIN_TEXT: case GLAND_TERRAIN_PULLDOWN: // Terrain type

   411

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

   412

			break;

   413

		case GLAND_WATER_TEXT: case GLAND_WATER_PULLDOWN: // Water quantity

   414

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

   415

			break;

   416

		case GLAND_SMOOTHNESS_TEXT: case GLAND_SMOOTHNESS_PULLDOWN: // Map smoothness

   417

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

   418

			break;

   419

		}

   420

		break;

   421

   422

	case WE_MOUSELOOP:

   423

		HandleEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);

   424

		break;

   425

   426

	case WE_KEYPRESS:

   427

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

   428

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

   429

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

   430

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

   431

		 * entered into the input field; the generate seed

   432

		 * button can be used instead. */

   433

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

   434

		break;

   435

   436

	case WE_DROPDOWN_SELECT:

   437

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

   438

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

   439

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

   440

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

   441

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

   442

   443

			case GLAND_TOWN_PULLDOWN:

   444

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

   445

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

   446

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

   447

				break;

   448

			case GLAND_INDUSTRY_PULLDOWN:

   449

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

   450

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

   451

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

   452

				break;

   453

			case GLAND_LANDSCAPE_PULLDOWN:

   454

			/* case GLAND_HEIGHTMAP_PULLDOWN: */

   455

				if (mode == GLWP_HEIGHTMAP) {

   456

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

   457

				} else {

   458

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

   459

				}

   460

				break;

   461

			case GLAND_TERRAIN_PULLDOWN:

   462

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

   463

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

   464

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

   465

				break;

   466

			case GLAND_WATER_PULLDOWN:

   467

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

   468

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

   469

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

   470

				break;

   471

		}

   472

		w->SetDirty();

   473

		break;

   474

   475

	case WE_ON_EDIT_TEXT: {

   476

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

   477

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

   478

   479

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

   480

			case GLAND_START_DATE_TEXT:

   481

				w->InvalidateWidget(GLAND_START_DATE_TEXT);

   482

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

   483

				break;

   484

			case GLAND_SNOW_LEVEL_TEXT:

   485

				w->InvalidateWidget(GLAND_SNOW_LEVEL_TEXT);

   486

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

   487

				break;

   488

			}

   489

   490

			w->SetDirty();

   491

		}

   492

		break;

   493

	}

   494

	}

   495

}

   496

   497

static const WindowDesc _generate_landscape_desc = {