1

/* $Id$ */

     2

     3

/** @file train_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "debug.h"

     8

#include "gui.h"

     9

#include "window_gui.h"

    10

#include "gfx_func.h"

    11

#include "command_func.h"

    12

#include "vehicle_gui.h"

    13

#include "depot.h"

    14

#include "train.h"

    15

#include "newgrf_engine.h"

    16

#include "strings_func.h"

    17

#include "vehicle_func.h"

    18

#include "settings_type.h"

    19

#include "order_func.h"

    20

#include "engine_func.h"

    21

    22

#include "table/sprites.h"

    23

#include "table/strings.h"

    24

    25

void CcBuildWagon(bool success, TileIndex tile, uint32 p1, uint32 p2)

    26

{

    27

	if (!success) return;

    28

    29

	/* find a locomotive in the depot. */

    30

	Vehicle *found = NULL;

    31

	Vehicle *v;

    32

	FOR_ALL_VEHICLES(v) {

    33

		if (v->type == VEH_TRAIN && IsFrontEngine(v) &&

    34

				v->tile == tile &&

    35

				v->u.rail.track == TRACK_BIT_DEPOT) {

    36

			if (found != NULL) return; // must be exactly one.

    37

			found = v;

    38

		}

    39

	}

    40

    41

	/* if we found a loco, */

    42

	if (found != NULL) {

    43

		found = GetLastVehicleInChain(found);

    44

		/* put the new wagon at the end of the loco. */

    45

		DoCommandP(0, _new_vehicle_id | (found->index << 16), 0, NULL, CMD_MOVE_RAIL_VEHICLE);

    46

		RebuildVehicleLists();

    47

	}

    48

}

    49

    50

void CcBuildLoco(bool success, TileIndex tile, uint32 p1, uint32 p2)

    51

{

    52

	if (!success) return;

    53

    54

	const Vehicle *v = GetVehicle(_new_vehicle_id);

    55

	if (tile == _backup_orders_tile) {

    56

		_backup_orders_tile = 0;

    57

		RestoreVehicleOrders(v);

    58

	}

    59

	ShowVehicleViewWindow(v);

    60

}

    61

    62

/**

    63

 * Get the number of pixels for the given wagon length.

    64

 * @param len Length measured in 1/8ths of a standard wagon.

    65

 * @return Number of pixels across.

    66

 */

    67

int WagonLengthToPixels(int len)

    68

{

    69

	return (len * _traininfo_vehicle_width) / 8;

    70

}

    71

    72

void DrawTrainImage(const Vehicle *v, int x, int y, VehicleID selection, int count, int skip)

    73

{

    74

	DrawPixelInfo tmp_dpi, *old_dpi;

    75

	int dx = -(skip * 8) / _traininfo_vehicle_width;

    76

	/* Position of highlight box */

    77

	int highlight_l = 0;

    78

	int highlight_r = 0;

    79

    80

	if (!FillDrawPixelInfo(&tmp_dpi, x - 2, y - 1, count + 1, 14)) return;

    81

    82

	count = (count * 8) / _traininfo_vehicle_width;

    83

    84

	old_dpi = _cur_dpi;

    85

	_cur_dpi = &tmp_dpi;

    86

    87

	do {

    88

		int width = v->u.rail.cached_veh_length;

    89

    90

		if (dx + width > 0) {

    91

			if (dx <= count) {

    92

				SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);

    93

				DrawSprite(v->GetImage(DIR_W), pal, 16 + WagonLengthToPixels(dx), 7 + (is_custom_sprite(RailVehInfo(v->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0));

    94

				if (v->index == selection) {

    95

					/* Set the highlight position */

    96

					highlight_l = WagonLengthToPixels(dx) + 1;

    97

					highlight_r = WagonLengthToPixels(dx + width) + 1;

    98

				} else if (_cursor.vehchain && highlight_r != 0) {

    99

					highlight_r += WagonLengthToPixels(width);

   100

				}

   101

			}

   102

		}

   103

		dx += width;

   104

   105

		v = v->Next();

   106

	} while (dx < count && v != NULL);

   107

   108

	if (highlight_l != highlight_r) {

   109

		/* Draw the highlight. Now done after drawing all the engines, as

   110

		 * the next engine after the highlight could overlap it. */

   111

		DrawFrameRect(highlight_l, 0, highlight_r, 13, 15, FR_BORDERONLY);

   112

	}

   113

   114

	_cur_dpi = old_dpi;

   115

}

   116

   117

static void TrainDetailsCargoTab(const Vehicle *v, int x, int y)

   118

{

   119

	if (v->cargo_cap != 0) {

   120

		StringID str = STR_8812_EMPTY;

   121

   122

		if (!v->cargo.Empty()) {

   123

			SetDParam(0, v->cargo_type);

   124

			SetDParam(1, v->cargo.Count());

   125

			SetDParam(2, v->cargo.Source());

   126

			SetDParam(3, _patches.freight_trains);

   127

			str = FreightWagonMult(v->cargo_type) > 1 ? STR_FROM_MULT : STR_8813_FROM;

   128

		}

   129

		DrawString(x, y, str, TC_FROMSTRING);

   130

	}

   131

}

   132

   133

static void TrainDetailsInfoTab(const Vehicle *v, int x, int y)

   134

{

   135

	if (RailVehInfo(v->engine_type)->railveh_type == RAILVEH_WAGON) {

   136

		SetDParam(0, v->engine_type);

   137

		SetDParam(1, v->value);

   138

		DrawString(x, y, STR_882D_VALUE, TC_BLACK);

   139

	} else {

   140

		SetDParam(0, v->engine_type);

   141

		SetDParam(1, v->build_year);

   142

		SetDParam(2, v->value);

   143

		DrawString(x, y, STR_882C_BUILT_VALUE, TC_BLACK);

   144

	}

   145

}

   146

   147

static void TrainDetailsCapacityTab(const Vehicle *v, int x, int y)

   148

{

   149

	if (v->cargo_cap != 0) {

   150

		SetDParam(0, v->cargo_type);

   151

		SetDParam(1, v->cargo_cap);

   152

		SetDParam(2, _patches.freight_trains);

   153

		DrawString(x, y, FreightWagonMult(v->cargo_type) > 1 ? STR_CAPACITY_MULT : STR_013F_CAPACITY, TC_FROMSTRING);

   154

	}

   155

}

   156

   157

int GetTrainDetailsWndVScroll(VehicleID veh_id, byte det_tab)

   158

{

   159

	AcceptedCargo act_cargo;

   160

	AcceptedCargo max_cargo;

   161

	int num = 0;

   162

   163

	if (det_tab == 3) { // Total cargo tab

   164

		memset(max_cargo, 0, sizeof(max_cargo));

   165

		memset(act_cargo, 0, sizeof(act_cargo));

   166

   167

		for (const Vehicle *v = GetVehicle(veh_id) ; v != NULL ; v = v->Next()) {

   168

			act_cargo[v->cargo_type] += v->cargo.Count();

   169

			max_cargo[v->cargo_type] += v->cargo_cap;

   170

		}

   171

   172

		/* Set scroll-amount seperately from counting, as to not compute num double

   173

		 * for more carriages of the same type

   174

		 */

   175

		for (CargoID i = 0; i < NUM_CARGO; i++) {

   176

			if (max_cargo[i] > 0) num++; // only count carriages that the train has

   177

		}

   178

		num++; // needs one more because first line is description string

   179

	} else {

   180

		for (const Vehicle *v = GetVehicle(veh_id) ; v != NULL ; v = v->Next()) {

   181

			if (!IsArticulatedPart(v) || v->cargo_cap != 0) num++;

   182

		}

   183

	}

   184

   185

	return num;

   186

}

   187

   188

void DrawTrainDetails(const Vehicle *v, int x, int y, int vscroll_pos, uint16 vscroll_cap, byte det_tab)

   189

{

   190

	/* draw the first 3 details tabs */

   191

	if (det_tab != 3) {

   192

		const Vehicle *u = v;

   193

		x = 1;

   194

		for (;;) {

   195

			if (--vscroll_pos < 0 && vscroll_pos >= -vscroll_cap) {

   196

				int dx = 0;

   197

   198

				u = v;

   199

				do {

   200

					SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);

   201

					DrawSprite(u->GetImage(DIR_W), pal, x + WagonLengthToPixels(4 + dx), y + 6 + (is_custom_sprite(RailVehInfo(u->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0));

   202

					dx += u->u.rail.cached_veh_length;

   203

					u = u->Next();

   204

				} while (u != NULL && IsArticulatedPart(u) && u->cargo_cap == 0);

   205

   206

				int px = x + WagonLengthToPixels(dx) + 2;

   207

				int py = y + 2;

   208

				switch (det_tab) {

   209

					default: NOT_REACHED();

   210

					case 0: TrainDetailsCargoTab(   v, px, py); break;

   211

					case 1:

   212

						/* Only show name and value for the 'real' part */

   213

						if (!IsArticulatedPart(v)) {

   214

							TrainDetailsInfoTab(v, px, py);

   215

						}

   216

						break;

   217

					case 2: TrainDetailsCapacityTab(v, px, py); break;

   218

				}

   219

				y += 14;

   220

   221

				v = u;

   222

			} else {

   223

				/* Move to the next line */

   224

				do {

   225

					v = v->Next();

   226

				} while (v != NULL && IsArticulatedPart(v) && v->cargo_cap == 0);

   227

			}

   228

			if (v == NULL) return;

   229

		}

   230

	} else {

   231

		AcceptedCargo act_cargo;

   232

		AcceptedCargo max_cargo;

   233

   234

		memset(max_cargo, 0, sizeof(max_cargo));

   235

		memset(act_cargo, 0, sizeof(act_cargo));

   236

   237

		for (const Vehicle *u = v; u != NULL ; u = u->Next()) {

   238

			act_cargo[u->cargo_type] += u->cargo.Count();

   239

			max_cargo[u->cargo_type] += u->cargo_cap;

   240

		}

   241

   242

		/* draw total cargo tab */

   243

		DrawString(x, y + 2, STR_TOTAL_CAPACITY_TEXT, TC_FROMSTRING);

   244

		for (CargoID i = 0; i < NUM_CARGO; i++) {

   245

			if (max_cargo[i] > 0 && --vscroll_pos < 0 && vscroll_pos > -vscroll_cap) {

   246

				y += 14;

   247

				SetDParam(0, i);            // {CARGO} #1

   248

				SetDParam(1, act_cargo[i]); // {CARGO} #2

   249

				SetDParam(2, i);            // {SHORTCARGO} #1

   250

				SetDParam(3, max_cargo[i]); // {SHORTCARGO} #2

   251

				SetDParam(4, _patches.freight_trains);

   252

				DrawString(x, y + 2, FreightWagonMult(i) > 1 ? STR_TOTAL_CAPACITY_MULT : STR_TOTAL_CAPACITY, TC_FROMSTRING);

   253

			}

   254

		}

   255

		SetDParam(0, v->cargo.FeederShare());

   256

		DrawString(x, y + 15, STR_FEEDER_CARGO_VALUE, TC_FROMSTRING);

   257

	}

   258

}