summaryrefslogtreecommitdiff
path: root/src/engine_gui.cpp
blob: 411c6e34feeb85dd4999cdda55b3595ded91e800 (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
/* $Id$ */

/** @file engine_gui.cpp GUI to show engine related information. */

#include "stdafx.h"
#include "window_gui.h"
#include "gfx_func.h"
#include "engine_func.h"
#include "engine_base.h"
#include "command_func.h"
#include "news_type.h"
#include "newgrf_engine.h"
#include "strings_func.h"
#include "engine_gui.h"
#include "articulated_vehicles.h"
#include "rail.h"

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

StringID GetEngineCategoryName(EngineID engine)
{
	switch (Engine::Get(engine)->type) {
		default: NOT_REACHED();
		case VEH_ROAD:              return STR_ENGINE_PREVIEW_ROAD_VEHICLE;
		case VEH_AIRCRAFT:          return STR_ENGINE_PREVIEW_AIRCRAFT;
		case VEH_SHIP:              return STR_ENGINE_PREVIEW_SHIP;
		case VEH_TRAIN:
			return GetRailTypeInfo(RailVehInfo(engine)->railtype)->strings.new_loco;
	}
}

/** Widgets used for the engine preview window */
enum EnginePreviewWidgets {
	EPW_CLOSE,      ///< Close button
	EPW_CAPTION,    ///< Title bar/caption
	EPW_BACKGROUND, ///< Background
	EPW_NO,         ///< No button
	EPW_YES,        ///< Yes button
};

static const Widget _engine_preview_widgets[] = {
{   WWT_CLOSEBOX,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,    0,   10,    0,   13, STR_BLACK_CROSS,            STR_TOOLTIP_CLOSE_WINDOW},           // EPW_CLOSE
{    WWT_CAPTION,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,   11,  299,    0,   13, STR_ENGINE_PREVIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS}, // EPW_CAPTION
{      WWT_PANEL,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,    0,  299,   14,  191, 0x0,                        STR_NULL},                           // EPW_BACKGROUND
{ WWT_PUSHTXTBTN,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,   85,  144,  172,  183, STR_NO,                     STR_NULL},                           // EPW_NO
{ WWT_PUSHTXTBTN,  RESIZE_NONE,  COLOUR_LIGHT_BLUE,  155,  214,  172,  183, STR_YES,                    STR_NULL},                           // EPW_YES
{   WIDGETS_END},
};

static const NWidgetPart _nested_engine_preview_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE, EPW_CLOSE),
		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE, EPW_CAPTION), SetDataTip(STR_ENGINE_PREVIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
	EndContainer(),
	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, EPW_BACKGROUND),
		NWidget(NWID_SPACER), SetMinimalSize(0, 158),
		NWidget(NWID_HORIZONTAL), SetPIP(85, 10, 85),
			NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, EPW_NO), SetMinimalSize(60, 12), SetDataTip(STR_NO, STR_NULL),
			NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, EPW_YES), SetMinimalSize(60, 12), SetDataTip(STR_YES, STR_NULL),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 8),
	EndContainer(),
};

typedef void DrawEngineProc(int x, int y, EngineID engine, SpriteID pal);
typedef void DrawEngineInfoProc(EngineID, int left, int right, int top, int bottom);

struct DrawEngineInfo {
	DrawEngineProc *engine_proc;
	DrawEngineInfoProc *info_proc;
};

static void DrawTrainEngineInfo(EngineID engine, int left, int right, int top, int bottom);
static void DrawRoadVehEngineInfo(EngineID engine, int left, int right, int top, int bottom);
static void DrawShipEngineInfo(EngineID engine, int left, int right, int top, int bottom);
static void DrawAircraftEngineInfo(EngineID engine, int left, int right, int top, int bottom);

static const DrawEngineInfo _draw_engine_list[4] = {
	{ DrawTrainEngine,    DrawTrainEngineInfo    },
	{ DrawRoadVehEngine,  DrawRoadVehEngineInfo  },
	{ DrawShipEngine,     DrawShipEngineInfo     },
	{ DrawAircraftEngine, DrawAircraftEngineInfo },
};

struct EnginePreviewWindow : Window {
	EnginePreviewWindow(const WindowDesc *desc, WindowNumber window_number) : Window(desc, window_number)
	{
		this->FindWindowPlacementAndResize(desc);
	}

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

		EngineID engine = this->window_number;
		SetDParam(0, GetEngineCategoryName(engine));
		DrawStringMultiLine(this->widget[EPW_BACKGROUND].left + 2, this->widget[EPW_BACKGROUND].right - 2, 18, 80, STR_ENGINE_PREVIEW_MESSAGE, TC_FROMSTRING, SA_CENTER);

		SetDParam(0, engine);
		DrawString(this->widget[EPW_BACKGROUND].left + 2, this->widget[EPW_BACKGROUND].right - 2, 80, STR_ENGINE_NAME, TC_BLACK, SA_CENTER);

		const DrawEngineInfo *dei = &_draw_engine_list[Engine::Get(engine)->type];

		int width = this->width;
		dei->engine_proc(width >> 1, 100, engine, 0);
		dei->info_proc(engine, this->widget[EPW_BACKGROUND].left + 26, this->widget[EPW_BACKGROUND].right - 26, 100, 170);
	}

	virtual void OnClick(Point pt, int widget)
	{
		switch (widget) {
			case EPW_YES:
				DoCommandP(0, this->window_number, 0, CMD_WANT_ENGINE_PREVIEW);
				/* Fallthrough */
			case EPW_NO:
				delete this;
				break;
		}
	}
};

static const WindowDesc _engine_preview_desc(
	WDP_CENTER, WDP_CENTER, 300, 192, 300, 192,
	WC_ENGINE_PREVIEW, WC_NONE,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_CONSTRUCTION,
	_engine_preview_widgets, _nested_engine_preview_widgets, lengthof(_nested_engine_preview_widgets)
);


void ShowEnginePreviewWindow(EngineID engine)
{
	AllocateWindowDescFront<EnginePreviewWindow>(&_engine_preview_desc, engine);
}

uint GetTotalCapacityOfArticulatedParts(EngineID engine, VehicleType type)
{
	uint total = 0;

	uint16 *cap = GetCapacityOfArticulatedParts(engine, type);
	for (uint c = 0; c < NUM_CARGO; c++) {
		total += cap[c];
	}

	return total;
}

static void DrawTrainEngineInfo(EngineID engine, int left, int right, int top, int bottom)
{
	const Engine *e = Engine::Get(engine);

	SetDParam(0, e->GetCost());
	SetDParam(2, e->GetDisplayMaxSpeed());
	SetDParam(3, e->GetPower());
	SetDParam(1, e->GetDisplayWeight());

	SetDParam(4, e->GetRunningCost());

	uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_TRAIN);
	if (capacity != 0) {
		SetDParam(5, e->GetDefaultCargoType());
		SetDParam(6, capacity);
	} else {
		SetDParam(5, CT_INVALID);
	}
	DrawStringMultiLine(left, right, top, bottom, STR_VEHICLE_INFO_COST_WEIGHT_SPEED_POWER, TC_FROMSTRING, SA_CENTER);
}

static void DrawAircraftEngineInfo(EngineID engine, int left, int right, int top, int bottom)
{
	const Engine *e = Engine::Get(engine);
	CargoID cargo = e->GetDefaultCargoType();

	if (cargo == CT_INVALID || cargo == CT_PASSENGERS) {
		SetDParam(0, e->GetCost());
		SetDParam(1, e->GetDisplayMaxSpeed());
		SetDParam(2, CT_PASSENGERS),
		SetDParam(3, e->GetDisplayDefaultCapacity());
		SetDParam(4, CT_MAIL),
		SetDParam(5, e->u.air.mail_capacity);
		SetDParam(6, e->GetRunningCost());

		DrawStringMultiLine(left, right, top, bottom, STR_VEHICLE_INFO_COST_MAX_SPEED_CAPACITY_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
	} else {
		SetDParam(0, e->GetCost());
		SetDParam(1, e->GetDisplayMaxSpeed());
		SetDParam(2, cargo);
		SetDParam(3, e->GetDisplayDefaultCapacity());
		SetDParam(4, e->GetRunningCost());

		DrawStringMultiLine(left, right, top, bottom, STR_VEHICLE_INFO_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
	}
}

static void DrawRoadVehEngineInfo(EngineID engine, int left, int right, int top, int bottom)
{
	const Engine *e = Engine::Get(engine);

	SetDParam(0, e->GetCost());
	SetDParam(1, e->GetDisplayMaxSpeed());
	uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_ROAD);
	if (capacity != 0) {
		SetDParam(2, e->GetDefaultCargoType());
		SetDParam(3, capacity);
	} else {
		SetDParam(2, CT_INVALID);
	}
	SetDParam(4, e->GetRunningCost());

	DrawStringMultiLine(left, right, top, bottom, STR_VEHICLE_INFO_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
}

static void DrawShipEngineInfo(EngineID engine, int left, int right, int top, int bottom)
{
	const Engine *e = Engine::Get(engine);

	SetDParam(0, e->GetCost());
	SetDParam(1, e->GetDisplayMaxSpeed());
	SetDParam(2, e->GetDefaultCargoType());
	SetDParam(3, e->GetDisplayDefaultCapacity());
	SetDParam(4, e->GetRunningCost());
	DrawStringMultiLine(left, right, top, bottom, STR_VEHICLE_INFO_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
}

void DrawNewsNewVehicleAvail(Window *w, const NewsItem *ni)
{
	EngineID engine = ni->data_a;
	const DrawEngineInfo *dei = &_draw_engine_list[Engine::Get(engine)->type];

	SetDParam(0, GetEngineCategoryName(engine));
	DrawStringMultiLine(1, w->width - 2, 0, 56, STR_NEW_VEHICLE_NOW_AVAILABLE, TC_FROMSTRING, SA_CENTER);

	GfxFillRect(25, 56, w->width - 25, w->height - 2, 10);

	SetDParam(0, engine);
	DrawStringMultiLine(1, w->width - 2, 56, 88, STR_NEW_VEHICLE_TYPE, TC_FROMSTRING, SA_CENTER);

	dei->engine_proc(w->width >> 1, 88, engine, 0);
	GfxFillRect(25, 56, w->width - 56, 112, PALETTE_TO_STRUCT_GREY, FILLRECT_RECOLOUR);
	dei->info_proc(engine, 26, w->width - 26, 100, 170);
}


/** Sort all items using qsort() and given 'CompareItems' function
 * @param el list to be sorted
 * @param compare function for evaluation of the quicksort
 */
void EngList_Sort(GUIEngineList *el, EngList_SortTypeFunction compare)
{
	uint size = el->Length();
	/* out-of-bounds access at the next line for size == 0 (even with operator[] at some systems)
	 * generally, do not sort if there are less than 2 items */
	if (size < 2) return;
	qsort(el->Begin(), size, sizeof(*el->Begin()), compare); // MorphOS doesn't know vector::at(int) ...
}

/** Sort selected range of items (on indices @ <begin, begin+num_items-1>)
 * @param el list to be sorted
 * @param compare function for evaluation of the quicksort
 * @param begin start of sorting
 * @param num_items count of items to be sorted
 */
void EngList_SortPartial(GUIEngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items)
{
	if (num_items < 2) return;
	assert(begin < el->Length());
	assert(begin + num_items <= el->Length());
	qsort(el->Get(begin), num_items, sizeof(*el->Begin()), compare);
}