1

/* $Id$ */

     2

     3

/** @file industry_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "debug.h"

     8

#include "functions.h"

     9

#include "strings.h"

    10

#include "table/strings.h"

    11

#include "table/sprites.h"

    12

#include "map.h"

    13

#include "gui.h"

    14

#include "window.h"

    15

#include "gfx.h"

    16

#include "command.h"

    17

#include "viewport.h"

    18

#include "industry.h"

    19

#include "town.h"

    20

#include "variables.h"

    21

#include "helpers.hpp"

    22

#include "cargotype.h"

    23

#include "newgrf.h"

    24

#include "newgrf_callbacks.h"

    25

#include "newgrf_industries.h"

    26

#include "newgrf_text.h"

    27

    28

extern Industry *CreateNewIndustry(TileIndex tile, IndustryType type);

    29

    30

/**

    31

 * Search callback function for TryBuildIndustry

    32

 * @param tile to test

    33

 * @param data that is passed by the caller.  In this case, the type of industry been tested

    34

 * @return the success (or not) of the operation

    35

 */

    36

static bool SearchTileForIndustry(TileIndex tile, uint32 data)

    37

{

    38

	return CreateNewIndustry(tile, data) != NULL;

    39

}

    40

    41

/**

    42

 * Perform a 9*9 tiles circular search around a tile

    43

 * in order to find a suitable zone to create the desired industry

    44

 * @param tile to start search for

    45

 * @param type of the desired industry

    46

 * @return the success (or not) of the operation

    47

 */

    48

static bool TryBuildIndustry(TileIndex tile, int type)

    49

{

    50

	return CircularTileSearch(tile, 9, SearchTileForIndustry, type);

    51

}

    52

bool _ignore_restrictions;

    53

    54

enum {

    55

	DYNA_INDU_MATRIX_WIDGET = 2,

    56

	DYNA_INDU_INFOPANEL = 4,

    57

	DYNA_INDU_FUND_WIDGET,

    58

	DYNA_INDU_RESIZE_WIDGET,

    59

};

    60

    61

static struct IndustryData {

    62

	uint16 count;

    63

	IndustryType select;

    64

	byte index[NUM_INDUSTRYTYPES + 1];

    65

	StringID additional_text[NUM_INDUSTRYTYPES + 1];

    66

} _industrydata;

    67

    68

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

    69

{

    70

	switch (e->event) {

    71

		case WE_CREATE: {

    72

			IndustryType ind;

    73

			const IndustrySpec *indsp;

    74

    75

			/* Shorten the window to the equivalant of the additionnal purchase

    76

			 * info coming from the callback.  SO it will only be available to tis full

    77

			 * height when newindistries are loaded */

    78

			if (!_loaded_newgrf_features.has_newindustries) {

    79

				w->widget[DYNA_INDU_INFOPANEL].bottom -= 44;

    80

				w->widget[DYNA_INDU_FUND_WIDGET].bottom -= 44;

    81

				w->widget[DYNA_INDU_FUND_WIDGET].top -= 44;

    82

				w->widget[DYNA_INDU_RESIZE_WIDGET].bottom -= 44;

    83

				w->widget[DYNA_INDU_RESIZE_WIDGET].top -= 44;

    84

				w->resize.height = w->height -= 44;

    85

			}

    86

    87

			/* Initilialize structures */

    88

			memset(&_industrydata.index, 0xFF, NUM_INDUSTRYTYPES);

    89

			memset(&_industrydata.additional_text, STR_NULL, NUM_INDUSTRYTYPES);

    90

			_industrydata.count = 0;

    91

    92

			/* first indutry type is selected.

    93

			 * I'll be damned if there are none available ;) */

    94

			_industrydata.select = 0;

    95

			w->vscroll.cap = 8; // rows in grid, same in scroller

    96

			w->resize.step_height = 13;

    97

    98

			if (_game_mode == GM_EDITOR) { // give room for the Many Random "button"

    99

				_industrydata.index[_industrydata.count] = INVALID_INDUSTRYTYPE;

   100

				_industrydata.count++;

   101

			}

   102

   103

			/* We'll perform two distinct loops, one for secondary industries, and the other one for

   104

			 * primary ones. Each loop will fill the _industrydata structure. */

   105

			for (ind = IT_COAL_MINE; ind < NUM_INDUSTRYTYPES; ind++) {

   106

				indsp = GetIndustrySpec(ind);

   107

				if (indsp->enabled && (!indsp->IsRawIndustry() || _game_mode == GM_EDITOR)) {

   108

					_industrydata.index[_industrydata.count] = ind;

   109

					_industrydata.count++;

   110

				}

   111

			}

   112

   113

			if (_patches.raw_industry_construction != 0 && _game_mode != GM_EDITOR) {

   114

				for (ind = IT_COAL_MINE; ind < NUM_INDUSTRYTYPES; ind++) {

   115

					indsp = GetIndustrySpec(ind);

   116

					if (indsp->enabled && indsp->IsRawIndustry()) {

   117

						_industrydata.index[_industrydata.count] = ind;

   118

						_industrydata.count++;

   119

					}

   120

				}

   121

			}

   122

		} break;

   123

   124

		case WE_PAINT: {

   125

			const IndustrySpec *indsp = (_industrydata.index[_industrydata.select] == INVALID_INDUSTRYTYPE) ? NULL : GetIndustrySpec(_industrydata.index[_industrydata.select]);

   126

			StringID str = STR_4827_REQUIRES;

   127

			int x_str = w->widget[DYNA_INDU_INFOPANEL].left + 3;

   128

			int y_str = w->widget[DYNA_INDU_INFOPANEL].top + 3;

   129

			const Widget *wi = &w->widget[DYNA_INDU_INFOPANEL];

   130

			int max_width = wi->right - wi->left - 4;

   131

   132

			/* Raw industries might be prospected. Show this fact by changing the string */

   133

			if (_game_mode == GM_EDITOR) {

   134

				w->widget[DYNA_INDU_FUND_WIDGET].data = STR_BUILD_NEW_INDUSTRY;

   135

			} else {

   136

				w->widget[DYNA_INDU_FUND_WIDGET].data = (_patches.raw_industry_construction == 2 && indsp->IsRawIndustry()) ? STR_PROSPECT_NEW_INDUSTRY : STR_FUND_NEW_INDUSTRY;

   137

			}

   138

   139

			SetVScrollCount(w, _industrydata.count);

   140

   141

			DrawWindowWidgets(w);

   142

   143

			/* and now with the matrix painting */

   144

			for (byte i = 0; i < w->vscroll.cap && ((i + w->vscroll.pos) < _industrydata.count); i++) {

   145

				int offset = i * 13;

   146

				int x = 3;

   147

				int y = 16;

   148

				bool selected = _industrydata.select == i + w->vscroll.pos;

   149

   150

				if (_industrydata.index[i + w->vscroll.pos] == INVALID_INDUSTRYTYPE) {

   151

					DrawString(21, y + offset, STR_MANY_RANDOM_INDUSTRIES, selected ? 12 : 6);

   152

					continue;

   153

				}

   154

				const IndustrySpec *indsp = GetIndustrySpec(_industrydata.index[i + w->vscroll.pos]);

   155

   156

				/* Draw the name of the industry in white is selected, otherwise, in orange */

   157

				DrawString(20,     y + offset, indsp->name, selected ? 12 : 6);

   158

				GfxFillRect(x,     y + 1 + offset,  x + 10, y + 7 + offset, selected ? 15 : 0);

   159

				GfxFillRect(x + 1, y + 2 + offset,  x +  9, y + 6 + offset, indsp->map_colour);

   160

			}

   161

   162

			if (_industrydata.index[_industrydata.select] == INVALID_INDUSTRYTYPE) {

   163

				DrawStringMultiLine(x_str, y_str, STR_RANDOM_INDUSTRIES_TIP, max_width, wi->bottom - wi->top - 40);

   164

				break;

   165

			}

   166

   167

			if (_game_mode != GM_EDITOR) {

   168

				SetDParam(0, indsp->GetConstructionCost());

   169

				DrawStringTruncated(x_str, y_str, STR_482F_COST, 0, max_width);

   170

				y_str += 11;

   171

			}

   172

   173

			/* Draw the accepted cargos, if any. Otherwhise, will print "Nothing" */

   174

			if (indsp->accepts_cargo[0] != CT_INVALID) {

   175

				SetDParam(0, GetCargo(indsp->accepts_cargo[0])->name);

   176

				if (indsp->accepts_cargo[1] != CT_INVALID) {

   177

					SetDParam(1, GetCargo(indsp->accepts_cargo[1])->name);

   178

					str = STR_4828_REQUIRES;

   179

					if (indsp->accepts_cargo[2] != CT_INVALID) {

   180

						SetDParam(2, GetCargo(indsp->accepts_cargo[2])->name);

   181

						str = STR_4829_REQUIRES;

   182

					}

   183

				}

   184

			} else {

   185

				SetDParam(0, STR_00D0_NOTHING);

   186

			}

   187

			DrawStringTruncated(x_str, y_str, str, 0, max_width);

   188

   189

			y_str += 11;

   190

			/* Draw the produced cargos, if any. Otherwhise, will print "Nothing" */

   191

			str = STR_4827_PRODUCES;

   192

			if (indsp->produced_cargo[0] != CT_INVALID) {

   193

				SetDParam(0, GetCargo(indsp->produced_cargo[0])->name);

   194

				if (indsp->produced_cargo[1] != CT_INVALID) {

   195

					SetDParam(1, GetCargo(indsp->produced_cargo[1])->name);

   196

					str = STR_4828_PRODUCES;

   197

				}

   198

			} else {

   199

				SetDParam(0, STR_00D0_NOTHING);

   200

			}

   201

			DrawStringTruncated(x_str, y_str, str, 0, max_width);

   202

   203

			/* Get the additional purchase info text, if it has not already been */

   204

			if (_industrydata.additional_text[_industrydata.select] == STR_NULL) {   // Have i been called already?

   205

				if (HASBIT(indsp->callback_flags, CBM_IND_FUND_MORE_TEXT)) {          // No. Can it be called?

   206

					uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_FUND_MORE_TEXT, 0, 0, NULL, _industrydata.index[_industrydata.select], INVALID_TILE);

   207

					if (callback_res != CALLBACK_FAILED) {  // Did it failed?

   208

						StringID newtxt = GetGRFStringID(indsp->grf_prop.grffile->grfid, 0xD000 + callback_res);  // No. here's the new string

   209

						_industrydata.additional_text[_industrydata.select] = newtxt;   // Store it for further usage

   210

					}

   211

				}

   212

			}

   213

   214

			y_str += 11;

   215

			/* Draw the Additional purchase text, provided by newgrf callback, if any.

   216

			 * Otherwhise, will print Nothing */

   217

			if (_industrydata.additional_text[_industrydata.select] != STR_NULL &&

   218

					_industrydata.additional_text[_industrydata.select] != STR_UNDEFINED) {

   219

   220

				SetDParam(0, _industrydata.additional_text[_industrydata.select]);

   221

				DrawStringMultiLine(x_str, y_str, STR_JUST_STRING, max_width, wi->bottom - wi->top - 40);  // text is white, for now

   222

			}

   223

		} break;

   224

   225

		case WE_CLICK:

   226

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

   227

				case DYNA_INDU_MATRIX_WIDGET: {

   228

					IndustryType type;

   229

					int y = (e->we.click.pt.y - w->widget[DYNA_INDU_MATRIX_WIDGET].top) / 13 + w->vscroll.pos ;

   230

   231

					if (y >= 0 && y < _industrydata.count) { //Isit within the boundaries of available data?

   232

						_industrydata.select = y;

   233

						type = _industrydata.index[_industrydata.select];

   234

   235

						SetWindowDirty(w);

   237

								type == INVALID_INDUSTRYTYPE) {

   238

							/* Reset the button state if going to prospecting or "build many industries" */

   239

							RaiseWindowButtons(w);

   240

							ResetObjectToPlace();

   241

						}

   242

					}

   243

				} break;

   244

   245

				case DYNA_INDU_FUND_WIDGET: {

   246

					IndustryType type = _industrydata.index[_industrydata.select];

   247

   248

					if (type == INVALID_INDUSTRYTYPE) {

   249

						HandleButtonClick(w, DYNA_INDU_FUND_WIDGET);

   250

						WP(w, def_d).data_1 = -1;

   251

   252

						if (GetNumTowns() == 0) {

   253

							ShowErrorMessage(STR_0286_MUST_BUILD_TOWN_FIRST, STR_CAN_T_GENERATE_INDUSTRIES, 0, 0);

   254

						} else {

   255

							extern void GenerateIndustries();

   256

							_generating_world = true;

   257

							GenerateIndustries();

   258

							_generating_world = false;

   259

						}

   260

					} else if (_game_mode != GM_EDITOR && _patches.raw_industry_construction == 2 && GetIndustrySpec(type)->IsRawIndustry()) {

   261

						DoCommandP(0, type, 0, NULL, CMD_BUILD_INDUSTRY | CMD_MSG(STR_4830_CAN_T_CONSTRUCT_THIS_INDUSTRY));

   262

						HandleButtonClick(w, DYNA_INDU_FUND_WIDGET);

   263

						WP(w, def_d).data_1 = -1;

   264

					} else if (HandlePlacePushButton(w, DYNA_INDU_FUND_WIDGET, SPR_CURSOR_INDUSTRY, 1, NULL)) {

   265

							WP(w, def_d).data_1 = _industrydata.select;

   266

					}

   267

				} break;

   268

			}

   269

			break;

   270

   271

		case WE_RESIZE: {

   272

			w->vscroll.cap  += e->we.sizing.diff.y / (int)w->resize.step_height;

   273

			w->widget[DYNA_INDU_MATRIX_WIDGET].data = (w->vscroll.cap << 8) + 1;

   274

		} break;

   275

   276

		case WE_PLACE_OBJ: {

   277

			IndustryType type = _industrydata.index[_industrydata.select];

   278

   279

			if (WP(w, def_d).data_1 == -1) break;

   280

			if (_game_mode == GM_EDITOR) {

   281

				/* Show error if no town exists at all */

   282

				if (GetNumTowns() == 0) {

   283

					SetDParam(0, GetIndustrySpec(type)->name);

   284

					ShowErrorMessage(STR_0286_MUST_BUILD_TOWN_FIRST, STR_0285_CAN_T_BUILD_HERE, e->we.place.pt.x, e->we.place.pt.y);

   285

					return;

   286

				}

   287

   288

				_current_player = OWNER_NONE;

   289

				_generating_world = true;

   290

				_ignore_restrictions = true;

   291

				if (!TryBuildIndustry(e->we.place.tile, type)) {

   292

					SetDParam(0, GetIndustrySpec(type)->name);

   293

					ShowErrorMessage(_error_message, STR_0285_CAN_T_BUILD_HERE, e->we.place.pt.x, e->we.place.pt.y);

   294

				} else {

   295

					ResetObjectToPlace();

   296

				}

   297

				_ignore_restrictions = false;

   298

				_generating_world = false;

   299

			} else if (DoCommandP(e->we.place.tile, type, 0, NULL, CMD_BUILD_INDUSTRY | CMD_MSG(STR_4830_CAN_T_CONSTRUCT_THIS_INDUSTRY))) {

   300

				ResetObjectToPlace();

   301

			}

   302

		} break;

   303

   304

		case WE_ABORT_PLACE_OBJ:

   305

			RaiseWindowButtons(w);

   306

			break;

   307

   308

		case WE_TIMEOUT:

   309

			if (WP(w, def_d).data_1 == -1) {

   310

				RaiseWindowButtons(w);

   311

				WP(w, def_d).data_1 = 0;

   312

			}

   313

			break;

   314

	}

   315

}

   316

   317

static const Widget _build_dynamic_industry_widgets[] = {

   318

{   WWT_CLOSEBOX,    RESIZE_NONE,    7,     0,    10,     0,    13, STR_00C5,                       STR_018B_CLOSE_WINDOW},

   319

{    WWT_CAPTION,   RESIZE_RIGHT,    7,    11,   169,     0,    13, STR_0314_FUND_NEW_INDUSTRY,     STR_018C_WINDOW_TITLE_DRAG_THIS},

   320

{     WWT_MATRIX,      RESIZE_RB,    7,     0,   157,    14,   118, 0x801,                          STR_INDUSTRY_SELECTION_HINT},

   321

{  WWT_SCROLLBAR,     RESIZE_LRB,    7,   158,   169,    14,   118, 0x0,                            STR_0190_SCROLL_BAR_SCROLLS_LIST},

   322

{      WWT_PANEL,     RESIZE_RTB,    7,     0,   169,   119,   199, 0x0,                            STR_NULL},

   323

{    WWT_TEXTBTN,     RESIZE_RTB,    7,     0,   157,   200,   211, STR_FUND_NEW_INDUSTRY,          STR_NULL},

   324

{  WWT_RESIZEBOX,    RESIZE_LRTB,    7,   158,   169,   200,   211, 0x0,                            STR_RESIZE_BUTTON},

   325

{   WIDGETS_END},

   326

};

   327

   328

static const WindowDesc _build_industry_dynamic_desc = {

   329

	WDP_AUTO, WDP_AUTO, 170, 212,

   330

	WC_BUILD_INDUSTRY, WC_NONE,

   331

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE,

   332

	_build_dynamic_industry_widgets,

   333

	BuildDynamicIndustryWndProc,

   334

};

   335

   336

void ShowBuildIndustryWindow()

   337

{

   338

	if (_game_mode != GM_EDITOR && !IsValidPlayer(_current_player)) return;

   339

	AllocateWindowDescFront(&_build_industry_dynamic_desc, 0);

   340

}

   341

   342

static void UpdateIndustryProduction(Industry *i);

   343

   344

static inline bool isProductionMinimum(const Industry *i, int pt) {

   345

	return i->production_rate[pt] == 1;

   346

}

   347

   348

static inline bool isProductionMaximum(const Industry *i, int pt) {

   349

	return i->production_rate[pt] == 255;

   350

}

   351

   352

static inline bool IsProductionAlterable(const Industry *i)

   353

{

   354

	const IndustrySpec *ind = GetIndustrySpec(i->type);

   355

	return ((_game_mode == GM_EDITOR || _cheats.setup_prod.value) &&

   356

			(ind->accepts_cargo[0] == CT_INVALID || ind->accepts_cargo[0] == CT_VALUABLES));

   357

}

   358

   359

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

   360

{

   361

	/* WP(w,vp2_d).data_1 is for the editbox line

   362

	 * WP(w,vp2_d).data_2 is for the clickline

   363

	 * WP(w,vp2_d).data_3 is for the click pos (left or right) */

   364

   365

	switch (e->event) {

   366

	case WE_CREATE: {

   367

		/* Count the number of lines that we need to resize the GUI with */

   368

		const IndustrySpec *ind = GetIndustrySpec(GetIndustry(w->window_number)->type);

   369

		int lines = -3;

   370

   371

		if (HASBIT(ind->callback_flags, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HASBIT(ind->callback_flags, CBM_IND_PRODUCTION_256_TICKS)) {

   372

			for (uint j = 0; j < 3 && ind->accepts_cargo[j] != CT_INVALID; j++) {

   373

				if (j == 0) lines++;

   374

				lines++;

   375

			}

   376

		} else if (ind->accepts_cargo[0] != CT_INVALID) {

   377

			lines++;

   378

		}

   379

   380

		for (uint j = 0; j < 2 && ind->produced_cargo[j] != CT_INVALID; j++) {

   381

			if (j == 0) {

   382

				if (ind->accepts_cargo[0] != CT_INVALID) lines++;

   383

				lines++;

   384

			}

   385

			lines++;

   386

		}

   387

   388

		if (HASBIT(ind->callback_flags, CBM_IND_WINDOW_MORE_TEXT)) lines += 2;

   389

   390

		for (uint j = 5; j <= 7; j++) {

   391

			if (j != 5) w->widget[j].top += lines * 10;

   392

			w->widget[j].bottom += lines * 10;

   393

		}

   394

		w->height += lines * 10;

   395

	} break;

   396

   397

	case WE_PAINT: {

   398

		Industry *i = GetIndustry(w->window_number);

   399

		const IndustrySpec *ind = GetIndustrySpec(i->type);

   400

		int y = 111;

   401

   402

		SetDParam(0, w->window_number);

   403

		DrawWindowWidgets(w);

   404

   405

		if (HASBIT(ind->callback_flags, CBM_IND_PRODUCTION_CARGO_ARRIVAL) || HASBIT(ind->callback_flags, CBM_IND_PRODUCTION_256_TICKS)) {

   406

			for (uint j = 0; j < 3 && ind->accepts_cargo[j] != CT_INVALID; j++) {

   407

				if (j == 0) {

   408

					DrawString(2, y, STR_INDUSTRY_WINDOW_WAITING_FOR_PROCESSING, 0);

   409

					y += 10;

   410

				}

   411

				SetDParam(0, ind->accepts_cargo[j]);

   412

				SetDParam(1, i->incoming_cargo_waiting[j]);

   413

				DrawString(4, y, STR_INDUSTRY_WINDOW_WAITING_STOCKPILE_CARGO, 0);

   414

				y += 10;

   415

			}

   416

		} else if (ind->accepts_cargo[0] != CT_INVALID) {

   417

			StringID str;

   418

   419

			SetDParam(0, GetCargo(ind->accepts_cargo[0])->name);

   420

			str = STR_4827_REQUIRES;

   421

			if (ind->accepts_cargo[1] != CT_INVALID) {

   422

				SetDParam(1, GetCargo(ind->accepts_cargo[1])->name);

   423

				str = STR_4828_REQUIRES;

   424

				if (ind->accepts_cargo[2] != CT_INVALID) {

   425

					SetDParam(2, GetCargo(ind->accepts_cargo[2])->name);

   426

					str = STR_4829_REQUIRES;

   427

				}

   428

			}

   429

			DrawString(2, y, str, 0);

   430

			y += 10;

   431

		}

   432

   433

		for (uint j = 0; j < 2 && ind->produced_cargo[j] != CT_INVALID; j++) {

   434

			if (j == 0) {

   435

				if (ind->accepts_cargo[0] != CT_INVALID) y += 10;

   436

				DrawString(2, y, STR_482A_PRODUCTION_LAST_MONTH, 0);

   437

				y += 10;

   438

			}

   439

   440

			SetDParam(0, ind->produced_cargo[j]);

   441

			SetDParam(1, i->last_month_production[j]);

   442

   443

			SetDParam(2, i->last_month_pct_transported[j] * 100 >> 8);

   444

			DrawString(4 + (IsProductionAlterable(i) ? 30 : 0), y, STR_482B_TRANSPORTED, 0);

   445

			/* Let's put out those buttons.. */

   446

			if (IsProductionAlterable(i)) {

   447

				DrawArrowButtons(5, y, 3, (WP(w, vp2_d).data_2 == j + 1) ? WP(w, vp2_d).data_3 : 0,

   448

						!isProductionMinimum(i, j), !isProductionMaximum(i, j));

   449

			}

   450

			y += 10;

   451

		}

   452

   453

		/* Get the extra message for the GUI */

   454

		if (HASBIT(ind->callback_flags, CBM_IND_WINDOW_MORE_TEXT)) {

   455

			uint16 callback_res = GetIndustryCallback(CBID_INDUSTRY_WINDOW_MORE_TEXT, 0, 0, i, i->type, i->xy);

   456

			if (callback_res != CALLBACK_FAILED) {

   457

				StringID message = GetGRFStringID(ind->grf_prop.grffile->grfid, 0xD000 + callback_res);

   458

				if (message != STR_NULL && message != STR_UNDEFINED) {

   459

					y += 10;

   460

					DrawString(2, y, message, 0);

   461

				}

   462

			}

   463

		}

   464

   465

		DrawWindowViewport(w);

   466

	} break;

   467

   468

	case WE_CLICK: {

   469

		Industry *i;

   470

   471

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

   472

		case 5: {

   473

			int line, x;

   474

   475

			i = GetIndustry(w->window_number);

   476

   477

			/* We should work if needed.. */

   478

			if (!IsProductionAlterable(i)) return;

   479

   480

			x = e->we.click.pt.x;

   481

			line = (e->we.click.pt.y - 121) / 10;

   482

			if (e->we.click.pt.y >= 121 && IS_INT_INSIDE(line, 0, 2) &&

   483

					GetIndustrySpec(i->type)->produced_cargo[line] != CT_INVALID) {

   484

				if (IS_INT_INSIDE(x, 5, 25) ) {

   485

					/* Clicked buttons, decrease or increase production */

   486

					if (x < 15) {

   487

						if (isProductionMinimum(i, line)) return;

   488

						i->production_rate[line] = max(i->production_rate[line] / 2, 1);

   489

					} else {

   490

						if (isProductionMaximum(i, line)) return;

   491

						i->production_rate[line] = minu(i->production_rate[line] * 2, 255);