summaryrefslogtreecommitdiff
path: root/src/timetable_cmd.cpp
blob: c4a7f87249cba5f298daedff8d329ba2f6ac94b5 (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
/* $Id$ */

/** @file timetable_cmd.cpp */

#include "stdafx.h"
#include "openttd.h"
#include "variables.h"
#include "command_func.h"
#include "functions.h"
#include "window_func.h"
#include "vehicle_func.h"
#include "vehicle_base.h"

#include "table/strings.h"

static void ChangeTimetable(Vehicle *v, VehicleOrderID order_number, uint16 time, bool is_journey)
{
	Order *order = GetVehicleOrder(v, order_number);

	if (is_journey) {
		order->travel_time = time;
	} else {
		order->wait_time = time;
	}

	if (v->cur_order_index == order_number && HasBit(v->current_order.flags, OFB_PART_OF_ORDERS)) {
		if (is_journey) {
			v->current_order.travel_time = time;
		} else {
			v->current_order.wait_time = time;
		}
	}

	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
	}
}

/**
 * Add or remove waiting times from an order.
 * @param tile Not used.
 * @param flags Operation to perform.
 * @param p1 Various bitstuffed elements
 * - p1 = (bit  0-15) - Vehicle with the orders to change.
 * - p1 = (bit 16-23) - Order index to modify.
 * - p1 = (bit    24) - Whether to change the waiting time or the travelling
 *                      time.
 * @param p2 The amount of time to wait.
 */
CommandCost CmdChangeTimetable(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
	if (!_patches.timetabling) return CMD_ERROR;

	VehicleID veh = GB(p1, 0, 16);
	if (!IsValidVehicleID(veh)) return CMD_ERROR;

	Vehicle *v = GetVehicle(veh);
	if (!CheckOwnership(v->owner)) return CMD_ERROR;

	VehicleOrderID order_number = GB(p1, 16, 8);
	Order *order = GetVehicleOrder(v, order_number);
	if (order == NULL) return CMD_ERROR;

	bool is_journey = HasBit(p1, 24);
	if (!is_journey) {
		if (order->type != OT_GOTO_STATION) return_cmd_error(STR_TIMETABLE_ONLY_WAIT_AT_STATIONS);
		if (_patches.new_nonstop && (order->flags & OF_NON_STOP)) return_cmd_error(STR_TIMETABLE_NOT_STOPPING_HERE);
	}

	if (flags & DC_EXEC) {
		ChangeTimetable(v, order_number, p2, is_journey);
	}

	return CommandCost();
}

/**
 * Clear the lateness counter to make the vehicle on time.
 * @param tile Not used.
 * @param flags Operation to perform.
 * @param p1 Various bitstuffed elements
 * - p1 = (bit  0-15) - Vehicle with the orders to change.
 */
CommandCost CmdSetVehicleOnTime(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
	if (!_patches.timetabling) return CMD_ERROR;

	VehicleID veh = GB(p1, 0, 16);
	if (!IsValidVehicleID(veh)) return CMD_ERROR;

	Vehicle *v = GetVehicle(veh);
	if (!CheckOwnership(v->owner)) return CMD_ERROR;

	if (flags & DC_EXEC) {
		v->lateness_counter = 0;
	}

	return CommandCost();
}

/**
 * Start or stop filling the timetable automatically from the time the vehicle
 * actually takes to complete it. When starting to autofill the current times
 * are cleared and the timetable will start again from scratch.
 * @param tile Not used.
 * @param flags Operation to perform.
 * @param p1 Vehicle index.
 * @param p2 Set to 1 to enable, 0 to disable.
 */
CommandCost CmdAutofillTimetable(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
	if (!_patches.timetabling) return CMD_ERROR;

	VehicleID veh = GB(p1, 0, 16);
	if (!IsValidVehicleID(veh)) return CMD_ERROR;

	Vehicle *v = GetVehicle(veh);
	if (!CheckOwnership(v->owner)) return CMD_ERROR;

	if (flags & DC_EXEC) {
		if (p2 == 1) {
			/* Start autofilling the timetable, which clears all the current
			 * timings and clears the "timetable has started" bit. */
			SetBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
			ClrBit(v->vehicle_flags, VF_TIMETABLE_STARTED);

			for (Order *order = GetVehicleOrder(v, 0); order != NULL; order = order->next) {
				order->wait_time = 0;
				order->travel_time = 0;
			}

			v->current_order.wait_time = 0;
			v->current_order.travel_time = 0;
		} else {
			ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
		}
	}

	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
	}

	return CommandCost();
}

void UpdateVehicleTimetable(Vehicle *v, bool travelling)
{
	uint timetabled = travelling ? v->current_order.travel_time : v->current_order.wait_time;
	uint time_taken = v->current_order_time;

	v->current_order_time = 0;

	if (!_patches.timetabling) return;

	/* Make sure the timetable only starts when the vehicle reaches the first
 	 * order, not when travelling from the depot to the first station. */
 	if (v->cur_order_index == 0 && !HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) {
 		SetBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
 		return;
 	}

	if (!HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) return;

 	if (HasBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE)) {
		if (timetabled == 0) {
			/* Round the time taken up to the nearest day, as this will avoid
			 * confusion for people who are timetabling in days, and can be
			 * adjusted later by people who aren't. */
			time_taken = (((time_taken - 1) / DAY_TICKS) + 1) * DAY_TICKS;

			ChangeTimetable(v, v->cur_order_index, time_taken, travelling);
			return;
		} else if (v->cur_order_index == 0) {
			/* Otherwise if we're at the beginning and it already has a value,
			 * assume that autofill is finished and turn it off again. */
			ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
		}
 	}

	/* Vehicles will wait at stations if they arrive early even if they are not
	 * timetabled to wait there, so make sure the lateness counter is updated
	 * when this happens. */
	if (timetabled == 0 && (travelling || v->lateness_counter >= 0)) return;

	v->lateness_counter -= (timetabled - time_taken);

	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
	}
}