summaryrefslogtreecommitdiff
path: root/src/dock_gui.cpp
blob: e2224dfa2880d767badcfa53c29ddb38d6cb57de (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file dock_gui.cpp GUI to create amazing water objects. */

#include "stdafx.h"
#include "terraform_gui.h"
#include "window_gui.h"
#include "station_gui.h"
#include "command_func.h"
#include "water.h"
#include "window_func.h"
#include "vehicle_func.h"
#include "sound_func.h"
#include "viewport_func.h"
#include "gfx_func.h"
#include "company_func.h"
#include "slope_func.h"
#include "tilehighlight_func.h"
#include "company_base.h"
#include "hotkeys.h"
#include "gui.h"
#include "zoom_func.h"

#include "widgets/dock_widget.h"

#include "table/sprites.h"
#include "table/strings.h"

#include "safeguards.h"

static void ShowBuildDockStationPicker(Window *parent);
static void ShowBuildDocksDepotPicker(Window *parent);

static Axis _ship_depot_direction;

void CcBuildDocks(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
	if (result.Failed()) return;

	if (_settings_client.sound.confirm) SndPlayTileFx(SND_02_SPLAT_WATER, tile);
	if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
}

void CcPlaySound_SPLAT_WATER(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
	if (result.Succeeded() && _settings_client.sound.confirm) SndPlayTileFx(SND_02_SPLAT_WATER, tile);
}


/**
 * Gets the other end of the aqueduct, if possible.
 * @param      tile_from The begin tile for the aqueduct.
 * @param[out] tile_to   The tile till where to show a selection for the aqueduct.
 * @return The other end of the aqueduct, or otherwise a tile in line with the aqueduct to cause the right error message.
 */
static TileIndex GetOtherAqueductEnd(TileIndex tile_from, TileIndex *tile_to = NULL)
{
	int z;
	DiagDirection dir = GetInclinedSlopeDirection(GetTileSlope(tile_from, &z));

	/* If the direction isn't right, just return the next tile so the command
	 * complains about the wrong slope instead of the ends not matching up.
	 * Make sure the coordinate is always a valid tile within the map, so we
	 * don't go "off" the map. That would cause the wrong error message. */
	if (!IsValidDiagDirection(dir)) return TILE_ADDXY(tile_from, TileX(tile_from) > 2 ? -1 : 1, 0);

	/* Direction the aqueduct is built to. */
	TileIndexDiff offset = TileOffsByDiagDir(ReverseDiagDir(dir));
	/* The maximum length of the aqueduct. */
	int max_length = min(_settings_game.construction.max_bridge_length, DistanceFromEdgeDir(tile_from, ReverseDiagDir(dir)) - 1);

	TileIndex endtile = tile_from;
	for (int length = 0; IsValidTile(endtile) && TileX(endtile) != 0 && TileY(endtile) != 0; length++) {
		endtile = TILE_ADD(endtile, offset);

		if (length > max_length) break;

		if (GetTileMaxZ(endtile) > z) {
			if (tile_to != NULL) *tile_to = endtile;
			break;
		}
	}

	return endtile;
}

/** Toolbar window for constructing water infrastructure. */
struct BuildDocksToolbarWindow : Window {
	DockToolbarWidgets last_clicked_widget; ///< Contains the last widget that has been clicked on this toolbar.

	BuildDocksToolbarWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
	{
		this->last_clicked_widget = WID_DT_INVALID;
		this->InitNested(window_number);
		this->OnInvalidateData();
		if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
	}

	~BuildDocksToolbarWindow()
	{
		if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
	}

	/**
	 * Some data on this window has become invalid.
	 * @param data Information about the changed data.
	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
	 */
	virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
	{
		if (!gui_scope) return;

		bool can_build = CanBuildVehicleInfrastructure(VEH_SHIP);
		this->SetWidgetsDisabledState(!can_build,
			WID_DT_DEPOT,
			WID_DT_STATION,
			WID_DT_BUOY,
			WIDGET_LIST_END);
		if (!can_build) {
			DeleteWindowById(WC_BUILD_STATION, TRANSPORT_WATER);
			DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_WATER);
		}
	}

	virtual void OnClick(Point pt, int widget, int click_count)
	{
		switch (widget) {
			case WID_DT_CANAL: // Build canal button
				HandlePlacePushButton(this, WID_DT_CANAL, SPR_CURSOR_CANAL, HT_RECT);
				break;

			case WID_DT_LOCK: // Build lock button
				HandlePlacePushButton(this, WID_DT_LOCK, SPR_CURSOR_LOCK, HT_SPECIAL);
				break;

			case WID_DT_DEMOLISH: // Demolish aka dynamite button
				HandlePlacePushButton(this, WID_DT_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
				break;

			case WID_DT_DEPOT: // Build depot button
				if (!CanBuildVehicleInfrastructure(VEH_SHIP)) return;
				if (HandlePlacePushButton(this, WID_DT_DEPOT, SPR_CURSOR_SHIP_DEPOT, HT_RECT)) ShowBuildDocksDepotPicker(this);
				break;

			case WID_DT_STATION: // Build station button
				if (!CanBuildVehicleInfrastructure(VEH_SHIP)) return;
				if (HandlePlacePushButton(this, WID_DT_STATION, SPR_CURSOR_DOCK, HT_SPECIAL)) ShowBuildDockStationPicker(this);
				break;

			case WID_DT_BUOY: // Build buoy button
				if (!CanBuildVehicleInfrastructure(VEH_SHIP)) return;
				HandlePlacePushButton(this, WID_DT_BUOY, SPR_CURSOR_BUOY, HT_RECT);
				break;

			case WID_DT_RIVER: // Build river button (in scenario editor)
				if (_game_mode != GM_EDITOR) return;
				HandlePlacePushButton(this, WID_DT_RIVER, SPR_CURSOR_RIVER, HT_RECT);
				break;

			case WID_DT_BUILD_AQUEDUCT: // Build aqueduct button
				HandlePlacePushButton(this, WID_DT_BUILD_AQUEDUCT, SPR_CURSOR_AQUEDUCT, HT_SPECIAL);
				break;

			default: return;
		}
		this->last_clicked_widget = (DockToolbarWidgets)widget;
	}

	virtual void OnPlaceObject(Point pt, TileIndex tile)
	{
		switch (this->last_clicked_widget) {
			case WID_DT_CANAL: // Build canal button
				VpStartPlaceSizing(tile, (_game_mode == GM_EDITOR) ? VPM_X_AND_Y : VPM_X_OR_Y, DDSP_CREATE_WATER);
				break;

			case WID_DT_LOCK: // Build lock button
				DoCommandP(tile, 0, 0, CMD_BUILD_LOCK | CMD_MSG(STR_ERROR_CAN_T_BUILD_LOCKS), CcBuildDocks);
				break;

			case WID_DT_DEMOLISH: // Demolish aka dynamite button
				PlaceProc_DemolishArea(tile);
				break;

			case WID_DT_DEPOT: // Build depot button
				DoCommandP(tile, _ship_depot_direction, 0, CMD_BUILD_SHIP_DEPOT | CMD_MSG(STR_ERROR_CAN_T_BUILD_SHIP_DEPOT), CcBuildDocks);
				break;

			case WID_DT_STATION: { // Build station button
				uint32 p2 = (uint32)INVALID_STATION << 16; // no station to join

				/* tile is always the land tile, so need to evaluate _thd.pos */
				CommandContainer cmdcont = { tile, _ctrl_pressed, p2, CMD_BUILD_DOCK | CMD_MSG(STR_ERROR_CAN_T_BUILD_DOCK_HERE), CcBuildDocks, "" };

				/* Determine the watery part of the dock. */
				DiagDirection dir = GetInclinedSlopeDirection(GetTileSlope(tile));
				TileIndex tile_to = (dir != INVALID_DIAGDIR ? TileAddByDiagDir(tile, ReverseDiagDir(dir)) : tile);

				ShowSelectStationIfNeeded(cmdcont, TileArea(tile, tile_to));
				break;
			}

			case WID_DT_BUOY: // Build buoy button
				DoCommandP(tile, 0, 0, CMD_BUILD_BUOY | CMD_MSG(STR_ERROR_CAN_T_POSITION_BUOY_HERE), CcBuildDocks);
				break;

			case WID_DT_RIVER: // Build river button (in scenario editor)
				VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CREATE_RIVER);
				break;

			case WID_DT_BUILD_AQUEDUCT: // Build aqueduct button
				DoCommandP(tile, GetOtherAqueductEnd(tile), TRANSPORT_WATER << 15, CMD_BUILD_BRIDGE | CMD_MSG(STR_ERROR_CAN_T_BUILD_AQUEDUCT_HERE), CcBuildBridge);
				break;

			default: NOT_REACHED();
		}
	}

	virtual void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
	{
		VpSelectTilesWithMethod(pt.x, pt.y, select_method);
	}

	virtual void OnPlaceMouseUp(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt, TileIndex start_tile, TileIndex end_tile)
	{
		if (pt.x != -1) {
			switch (select_proc) {
				case DDSP_DEMOLISH_AREA:
					GUIPlaceProcDragXY(select_proc, start_tile, end_tile);
					break;
				case DDSP_CREATE_WATER:
					DoCommandP(end_tile, start_tile, (_game_mode == GM_EDITOR && _ctrl_pressed) ? WATER_CLASS_SEA : WATER_CLASS_CANAL, CMD_BUILD_CANAL | CMD_MSG(STR_ERROR_CAN_T_BUILD_CANALS), CcPlaySound_SPLAT_WATER);
					break;
				case DDSP_CREATE_RIVER:
					DoCommandP(end_tile, start_tile, WATER_CLASS_RIVER, CMD_BUILD_CANAL | CMD_MSG(STR_ERROR_CAN_T_PLACE_RIVERS), CcPlaySound_SPLAT_WATER);
					break;

				default: break;
			}
		}
	}

	virtual void OnPlaceObjectAbort()
	{
		this->RaiseButtons();

		DeleteWindowById(WC_BUILD_STATION, TRANSPORT_WATER);
		DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_WATER);
		DeleteWindowById(WC_SELECT_STATION, 0);
		DeleteWindowByClass(WC_BUILD_BRIDGE);
	}

	virtual void OnPlacePresize(Point pt, TileIndex tile_from)
	{
		TileIndex tile_to = tile_from;

		if (this->last_clicked_widget == WID_DT_BUILD_AQUEDUCT) {
			GetOtherAqueductEnd(tile_from, &tile_to);
		} else {
			DiagDirection dir = GetInclinedSlopeDirection(GetTileSlope(tile_from));
			if (IsValidDiagDirection(dir)) {
				/* Locks and docks always select the tile "down" the slope. */
				tile_to = TileAddByDiagDir(tile_from, ReverseDiagDir(dir));
				/* Locks also select the tile "up" the slope. */
				if (this->last_clicked_widget == WID_DT_LOCK) tile_from = TileAddByDiagDir(tile_from, dir);
			}
		}

		VpSetPresizeRange(tile_from, tile_to);
	}

	static HotkeyList hotkeys;
};

/**
 * Handler for global hotkeys of the BuildDocksToolbarWindow.
 * @param hotkey Hotkey
 * @return ES_HANDLED if hotkey was accepted.
 */
static EventState DockToolbarGlobalHotkeys(int hotkey)
{
	if (_game_mode != GM_NORMAL) return ES_NOT_HANDLED;
	Window *w = ShowBuildDocksToolbar();
	if (w == NULL) return ES_NOT_HANDLED;
	return w->OnHotkey(hotkey);
}

const uint16 _dockstoolbar_aqueduct_keys[] = {'B', '8', 0};

static Hotkey dockstoolbar_hotkeys[] = {
	Hotkey('1', "canal", WID_DT_CANAL),
	Hotkey('2', "lock", WID_DT_LOCK),
	Hotkey('3', "demolish", WID_DT_DEMOLISH),
	Hotkey('4', "depot", WID_DT_DEPOT),
	Hotkey('5', "dock", WID_DT_STATION),
	Hotkey('6', "buoy", WID_DT_BUOY),
	Hotkey('7', "river", WID_DT_RIVER),
	Hotkey(_dockstoolbar_aqueduct_keys, "aqueduct", WID_DT_BUILD_AQUEDUCT),
	HOTKEY_LIST_END
};
HotkeyList BuildDocksToolbarWindow::hotkeys("dockstoolbar", dockstoolbar_hotkeys, DockToolbarGlobalHotkeys);

/**
 * Nested widget parts of docks toolbar, game version.
 * Position of #WID_DT_RIVER widget has changed.
 */
static const NWidgetPart _nested_build_docks_toolbar_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_WATERWAYS_TOOLBAR_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
	EndContainer(),
	NWidget(NWID_HORIZONTAL_LTR),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_CANAL), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUILD_CANAL, STR_WATERWAYS_TOOLBAR_BUILD_CANALS_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_LOCK), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUILD_LOCK, STR_WATERWAYS_TOOLBAR_BUILD_LOCKS_TOOLTIP),
		NWidget(WWT_PANEL, COLOUR_DARK_GREEN), SetMinimalSize(5, 22), SetFill(1, 1), EndContainer(),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_DEMOLISH), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_DEPOT), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_SHIP_DEPOT, STR_WATERWAYS_TOOLBAR_BUILD_DEPOT_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_STATION), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_SHIP_DOCK, STR_WATERWAYS_TOOLBAR_BUILD_DOCK_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_BUOY), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUOY, STR_WATERWAYS_TOOLBAR_BUOY_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_BUILD_AQUEDUCT), SetMinimalSize(23, 22), SetFill(0, 1), SetDataTip(SPR_IMG_AQUEDUCT, STR_WATERWAYS_TOOLBAR_BUILD_AQUEDUCT_TOOLTIP),
	EndContainer(),
};

static WindowDesc _build_docks_toolbar_desc(
	WDP_ALIGN_TOOLBAR, "toolbar_water", 0, 0,
	WC_BUILD_TOOLBAR, WC_NONE,
	WDF_CONSTRUCTION,
	_nested_build_docks_toolbar_widgets, lengthof(_nested_build_docks_toolbar_widgets),
	&BuildDocksToolbarWindow::hotkeys
);

/**
 * Open the build water toolbar window
 *
 * If the terraform toolbar is linked to the toolbar, that window is also opened.
 *
 * @return newly opened water toolbar, or NULL if the toolbar could not be opened.
 */
Window *ShowBuildDocksToolbar()
{
	if (!Company::IsValidID(_local_company)) return NULL;

	DeleteWindowByClass(WC_BUILD_TOOLBAR);
	return AllocateWindowDescFront<BuildDocksToolbarWindow>(&_build_docks_toolbar_desc, TRANSPORT_WATER);
}

/**
 * Nested widget parts of docks toolbar, scenario editor version.
 * Positions of #WID_DT_DEPOT, #WID_DT_STATION, and #WID_DT_BUOY widgets have changed.
 */
static const NWidgetPart _nested_build_docks_scen_toolbar_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_WATERWAYS_TOOLBAR_CAPTION_SE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
	EndContainer(),
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_CANAL), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUILD_CANAL, STR_WATERWAYS_TOOLBAR_CREATE_LAKE_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_LOCK), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUILD_LOCK, STR_WATERWAYS_TOOLBAR_BUILD_LOCKS_TOOLTIP),
		NWidget(WWT_PANEL, COLOUR_DARK_GREEN), SetMinimalSize(5, 22), SetFill(1, 1), EndContainer(),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_DEMOLISH), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_RIVER), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_BUILD_RIVER, STR_WATERWAYS_TOOLBAR_CREATE_RIVER_TOOLTIP),
		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, WID_DT_BUILD_AQUEDUCT), SetMinimalSize(22, 22), SetFill(0, 1), SetDataTip(SPR_IMG_AQUEDUCT, STR_WATERWAYS_TOOLBAR_BUILD_AQUEDUCT_TOOLTIP),
	EndContainer(),
};

/** Window definition for the build docks in scenario editor window. */
static WindowDesc _build_docks_scen_toolbar_desc(
	WDP_AUTO, "toolbar_water_scen", 0, 0,
	WC_SCEN_BUILD_TOOLBAR, WC_NONE,
	WDF_CONSTRUCTION,
	_nested_build_docks_scen_toolbar_widgets, lengthof(_nested_build_docks_scen_toolbar_widgets)
);

/**
 * Open the build water toolbar window for the scenario editor.
 *
 * @return newly opened water toolbar, or NULL if the toolbar could not be opened.
 */
Window *ShowBuildDocksScenToolbar()
{
	return AllocateWindowDescFront<BuildDocksToolbarWindow>(&_build_docks_scen_toolbar_desc, TRANSPORT_WATER);
}

/** Widget numbers of the build-dock GUI. */
enum BuildDockStationWidgets {
	BDSW_BACKGROUND, ///< Background panel.
	BDSW_LT_OFF,     ///< 'Off' button of coverage high light.
	BDSW_LT_ON,      ///< 'On' button of coverage high light.
	BDSW_INFO,       ///< 'Coverage highlight' label.
};

struct BuildDocksStationWindow : public PickerWindowBase {
public:
	BuildDocksStationWindow(WindowDesc *desc, Window *parent) : PickerWindowBase(desc, parent)
	{
		this->InitNested(TRANSPORT_WATER);
		this->LowerWidget(_settings_client.gui.station_show_coverage + BDSW_LT_OFF);
	}

	virtual ~BuildDocksStationWindow()
	{
		DeleteWindowById(WC_SELECT_STATION, 0);
	}

	virtual void OnPaint()
	{
		int rad = (_settings_game.station.modified_catchment) ? CA_DOCK : CA_UNMODIFIED;

		this->DrawWidgets();

		if (_settings_client.gui.station_show_coverage) {
			SetTileSelectBigSize(-rad, -rad, 2 * rad, 2 * rad);
		} else {
			SetTileSelectSize(1, 1);
		}

		/* strings such as 'Size' and 'Coverage Area' */
		int top = this->GetWidget<NWidgetBase>(BDSW_LT_OFF)->pos_y + this->GetWidget<NWidgetBase>(BDSW_LT_OFF)->current_y + WD_PAR_VSEP_NORMAL;
		NWidgetBase *back_nwi = this->GetWidget<NWidgetBase>(BDSW_BACKGROUND);
		int right  = back_nwi->pos_x + back_nwi->current_x;
		int bottom = back_nwi->pos_y + back_nwi->current_y;
		top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, SCT_ALL, rad, false) + WD_PAR_VSEP_NORMAL;
		top = DrawStationCoverageAreaText(back_nwi->pos_x + WD_FRAMERECT_LEFT, right - WD_FRAMERECT_RIGHT, top, SCT_ALL, rad, true) + WD_PAR_VSEP_NORMAL;
		/* Resize background if the window is too small.
		 * Never make the window smaller to avoid oscillating if the size change affects the acceptance.
		 * (This is the case, if making the window bigger moves the mouse into the window.) */
		if (top > bottom) {
			ResizeWindow(this, 0, top - bottom, false);
		}
	}

	virtual void OnClick(Point pt, int widget, int click_count)
	{
		switch (widget) {
			case BDSW_LT_OFF:
			case BDSW_LT_ON:
				this->RaiseWidget(_settings_client.gui.station_show_coverage + BDSW_LT_OFF);
				_settings_client.gui.station_show_coverage = (widget != BDSW_LT_OFF);
				this->LowerWidget(_settings_client.gui.station_show_coverage + BDSW_LT_OFF);
				if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
				this->SetDirty();
				break;
		}
	}

	virtual void OnRealtimeTick(uint delta_ms)
	{
		CheckRedrawStationCoverage(this);
	}
};

/** Nested widget parts of a build dock station window. */
static const NWidgetPart _nested_build_dock_station_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_STATION_BUILD_DOCK_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
	EndContainer(),
	NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BDSW_BACKGROUND),
		NWidget(NWID_SPACER), SetMinimalSize(0, 3),
		NWidget(WWT_LABEL, COLOUR_DARK_GREEN, BDSW_INFO), SetMinimalSize(148, 14), SetDataTip(STR_STATION_BUILD_COVERAGE_AREA_TITLE, STR_NULL),
		NWidget(NWID_HORIZONTAL), SetPIP(14, 0, 14),
			NWidget(WWT_TEXTBTN, COLOUR_GREY, BDSW_LT_OFF), SetMinimalSize(40, 12), SetFill(1, 0), SetDataTip(STR_STATION_BUILD_COVERAGE_OFF, STR_STATION_BUILD_COVERAGE_AREA_OFF_TOOLTIP),
			NWidget(WWT_TEXTBTN, COLOUR_GREY, BDSW_LT_ON), SetMinimalSize(40, 12), SetFill(1, 0), SetDataTip(STR_STATION_BUILD_COVERAGE_ON, STR_STATION_BUILD_COVERAGE_AREA_ON_TOOLTIP),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 20), SetResize(0, 1),
	EndContainer(),
};

static WindowDesc _build_dock_station_desc(
	WDP_AUTO, NULL, 0, 0,
	WC_BUILD_STATION, WC_BUILD_TOOLBAR,
	WDF_CONSTRUCTION,
	_nested_build_dock_station_widgets, lengthof(_nested_build_dock_station_widgets)
);

static void ShowBuildDockStationPicker(Window *parent)
{
	new BuildDocksStationWindow(&_build_dock_station_desc, parent);
}

struct BuildDocksDepotWindow : public PickerWindowBase {
private:
	static void UpdateDocksDirection()
	{
		if (_ship_depot_direction != AXIS_X) {
			SetTileSelectSize(1, 2);
		} else {
			SetTileSelectSize(2, 1);
		}
	}

public:
	BuildDocksDepotWindow(WindowDesc *desc, Window *parent) : PickerWindowBase(desc, parent)
	{
		this->InitNested(TRANSPORT_WATER);
		this->LowerWidget(_ship_depot_direction + WID_BDD_X);
		UpdateDocksDirection();
	}

	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
	{
		switch (widget) {
			case WID_BDD_X:
			case WID_BDD_Y:
				size->width  = ScaleGUITrad(96) + 2;
				size->height = ScaleGUITrad(64) + 2;
				break;
		}
	}

	virtual void OnPaint()
	{
		this->DrawWidgets();

		int x1 = ScaleGUITrad(63) + 1;
		int x2 = ScaleGUITrad(31) + 1;
		int y1 = ScaleGUITrad(17) + 1;
		int y2 = ScaleGUITrad(33) + 1;

		DrawShipDepotSprite(this->GetWidget<NWidgetBase>(WID_BDD_X)->pos_x + x1, this->GetWidget<NWidgetBase>(WID_BDD_X)->pos_y + y1, AXIS_X, DEPOT_PART_NORTH);
		DrawShipDepotSprite(this->GetWidget<NWidgetBase>(WID_BDD_X)->pos_x + x2, this->GetWidget<NWidgetBase>(WID_BDD_X)->pos_y + y2, AXIS_X, DEPOT_PART_SOUTH);
		DrawShipDepotSprite(this->GetWidget<NWidgetBase>(WID_BDD_Y)->pos_x + x2, this->GetWidget<NWidgetBase>(WID_BDD_Y)->pos_y + y1, AXIS_Y, DEPOT_PART_NORTH);
		DrawShipDepotSprite(this->GetWidget<NWidgetBase>(WID_BDD_Y)->pos_x + x1, this->GetWidget<NWidgetBase>(WID_BDD_Y)->pos_y + y2, AXIS_Y, DEPOT_PART_SOUTH);
	}

	virtual void OnClick(Point pt, int widget, int click_count)
	{
		switch (widget) {
			case WID_BDD_X:
			case WID_BDD_Y:
				this->RaiseWidget(_ship_depot_direction + WID_BDD_X);
				_ship_depot_direction = (widget == WID_BDD_X ? AXIS_X : AXIS_Y);
				this->LowerWidget(_ship_depot_direction + WID_BDD_X);
				if (_settings_client.sound.click_beep) SndPlayFx(SND_15_BEEP);
				UpdateDocksDirection();
				this->SetDirty();
				break;
		}
	}
};

static const NWidgetPart _nested_build_docks_depot_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_DEPOT_BUILD_SHIP_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
	EndContainer(),
	NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_BDD_BACKGROUND),
		NWidget(NWID_SPACER), SetMinimalSize(0, 3),
		NWidget(NWID_HORIZONTAL_LTR),
			NWidget(NWID_SPACER), SetMinimalSize(3, 0),
			NWidget(WWT_PANEL, COLOUR_GREY, WID_BDD_X), SetMinimalSize(98, 66), SetDataTip(0x0, STR_DEPOT_BUILD_SHIP_ORIENTATION_TOOLTIP),
			EndContainer(),
			NWidget(NWID_SPACER), SetMinimalSize(2, 0),
			NWidget(WWT_PANEL, COLOUR_GREY, WID_BDD_Y), SetMinimalSize(98, 66), SetDataTip(0x0, STR_DEPOT_BUILD_SHIP_ORIENTATION_TOOLTIP),
			EndContainer(),
			NWidget(NWID_SPACER), SetMinimalSize(3, 0),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 3),
	EndContainer(),
};

static WindowDesc _build_docks_depot_desc(
	WDP_AUTO, NULL, 0, 0,
	WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
	WDF_CONSTRUCTION,
	_nested_build_docks_depot_widgets, lengthof(_nested_build_docks_depot_widgets)
);


static void ShowBuildDocksDepotPicker(Window *parent)
{
	new BuildDocksDepotWindow(&_build_docks_depot_desc, parent);
}


void InitializeDockGui()
{
	_ship_depot_direction = AXIS_X;
}