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rail_gui.cpp
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rail_gui.cpp
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/* $Id$ */
/*
* 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 rail_gui.cpp %File for dealing with rail construction user interface */
#include "stdafx.h"
#include "gui.h"
#include "window_gui.h"
#include "station_gui.h"
#include "terraform_gui.h"
#include "viewport_func.h"
#include "command_func.h"
#include "waypoint_func.h"
#include "newgrf_station.h"
#include "company_base.h"
#include "strings_func.h"
#include "window_func.h"
#include "date_func.h"
#include "sound_func.h"
#include "company_func.h"
#include "widgets/dropdown_type.h"
#include "tunnelbridge.h"
#include "tilehighlight_func.h"
#include "spritecache.h"
#include "core/geometry_func.hpp"
#include "hotkeys.h"
#include "engine_base.h"
#include "station_map.h"
#include "tunnelbridge_map.h"
#include "table/strings.h"
static RailType _cur_railtype; ///< Rail type of the current build-rail toolbar.
static bool _remove_button_clicked; ///< Flag whether 'remove' toggle-button is currently enabled
static DiagDirection _build_depot_direction; ///< Currently selected depot direction
static byte _waypoint_count = 1; ///< Number of waypoint types
static byte _cur_waypoint_type; ///< Currently selected waypoint type
static bool _convert_signal_button; ///< convert signal button in the signal GUI pressed
static SignalVariant _cur_signal_variant; ///< set the signal variant (for signal GUI)
static SignalType _cur_signal_type; ///< set the signal type (for signal GUI)
/* Map the setting: default_signal_type to the corresponding signal type */
static const SignalType _default_signal_type[] = {SIGTYPE_NORMAL, SIGTYPE_PBS, SIGTYPE_PBS_ONEWAY};
struct RailStationGUISettings {
Axis orientation; ///< Currently selected rail station orientation
bool newstations; ///< Are custom station definitions available?
StationClassID station_class; ///< Currently selected custom station class (if newstations is \c true )
byte station_type; ///< %Station type within the currently selected custom station class (if newstations is \c true )
byte station_count; ///< Number of custom stations (if newstations is \c true )
};
static RailStationGUISettings _railstation; ///< Settings of the station builder GUI
static void HandleStationPlacement(TileIndex start, TileIndex end);
static void ShowBuildTrainDepotPicker(Window *parent);
static void ShowBuildWaypointPicker(Window *parent);
static void ShowStationBuilder(Window *parent);
static void ShowSignalBuilder(Window *parent);
void CcPlaySound1E(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
if (result.Succeeded()) SndPlayTileFx(SND_20_SPLAT_2, tile);
}
static void GenericPlaceRail(TileIndex tile, int cmd)
{
DoCommandP(tile, _cur_railtype, cmd,
_remove_button_clicked ?
CMD_REMOVE_SINGLE_RAIL | CMD_MSG(STR_ERROR_CAN_T_REMOVE_RAILROAD_TRACK) :
CMD_BUILD_SINGLE_RAIL | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_TRACK),
CcPlaySound1E);
}
/**
* Try to add an additional rail-track at the entrance of a depot
* @param tile Tile to use for adding the rail-track
* @param dir Direction to check for already present tracks
* @param track Track to add
* @see CcRailDepot()
*/
static void PlaceExtraDepotRail(TileIndex tile, DiagDirection dir, Track track)
{
if (GetRailTileType(tile) != RAIL_TILE_NORMAL) return;
if ((GetTrackBits(tile) & DiagdirReachesTracks(dir)) == 0) return;
DoCommandP(tile, _cur_railtype, track, CMD_BUILD_SINGLE_RAIL);
}
/** Additional pieces of track to add at the entrance of a depot. */
static const Track _place_depot_extra_track[12] = {
TRACK_LEFT, TRACK_UPPER, TRACK_UPPER, TRACK_RIGHT, // First additional track for directions 0..3
TRACK_X, TRACK_Y, TRACK_X, TRACK_Y, // Second additional track
TRACK_LOWER, TRACK_LEFT, TRACK_RIGHT, TRACK_LOWER, // Third additional track
};
/** Direction to check for existing track pieces. */
static const DiagDirection _place_depot_extra_dir[12] = {
DIAGDIR_SE, DIAGDIR_SW, DIAGDIR_SE, DIAGDIR_SW,
DIAGDIR_SW, DIAGDIR_NW, DIAGDIR_NE, DIAGDIR_SE,
DIAGDIR_NW, DIAGDIR_NE, DIAGDIR_NW, DIAGDIR_NE,
};
void CcRailDepot(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
if (result.Failed()) return;
DiagDirection dir = (DiagDirection)p2;
SndPlayTileFx(SND_20_SPLAT_2, tile);
if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
tile += TileOffsByDiagDir(dir);
if (IsTileType(tile, MP_RAILWAY)) {
PlaceExtraDepotRail(tile, _place_depot_extra_dir[dir], _place_depot_extra_track[dir]);
PlaceExtraDepotRail(tile, _place_depot_extra_dir[dir + 4], _place_depot_extra_track[dir + 4]);
PlaceExtraDepotRail(tile, _place_depot_extra_dir[dir + 8], _place_depot_extra_track[dir + 8]);
}
}
/**
* Place a rail waypoint.
* @param tile Position to start dragging a waypoint.
*/
static void PlaceRail_Waypoint(TileIndex tile)
{
if (_remove_button_clicked) {
VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_REMOVE_STATION);
return;
}
Axis axis = GetAxisForNewWaypoint(tile);
if (IsValidAxis(axis)) {
/* Valid tile for waypoints */
VpStartPlaceSizing(tile, axis == AXIS_X ? VPM_FIX_X : VPM_FIX_Y, DDSP_BUILD_STATION);
} else {
/* Tile where we can't build rail waypoints. This is always going to fail,
* but provides the user with a proper error message. */
DoCommandP(tile, 1 << 8 | 1 << 16, STAT_CLASS_WAYP | INVALID_STATION << 16, CMD_BUILD_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_WAYPOINT));
}
}
void CcStation(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
if (result.Failed()) return;
SndPlayTileFx(SND_20_SPLAT_2, tile);
/* Only close the station builder window if the default station and non persistent building is chosen. */
if (_railstation.station_class == STAT_CLASS_DFLT && _railstation.station_type == 0 && !_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
}
/**
* Place a rail station.
* @param tile Position to place or start dragging a station.
*/
static void PlaceRail_Station(TileIndex tile)
{
if (_remove_button_clicked) {
VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_REMOVE_STATION);
VpSetPlaceSizingLimit(-1);
} else if (_settings_client.gui.station_dragdrop) {
VpStartPlaceSizing(tile, VPM_X_AND_Y_LIMITED, DDSP_BUILD_STATION);
VpSetPlaceSizingLimit(_settings_game.station.station_spread);
} else {
uint32 p1 = _cur_railtype | _railstation.orientation << 4 | _settings_client.gui.station_numtracks << 8 | _settings_client.gui.station_platlength << 16 | _ctrl_pressed << 24;
uint32 p2 = _railstation.station_class | _railstation.station_type << 8 | INVALID_STATION << 16;
int w = _settings_client.gui.station_numtracks;
int h = _settings_client.gui.station_platlength;
if (!_railstation.orientation) Swap(w, h);
CommandContainer cmdcont = { tile, p1, p2, CMD_BUILD_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_STATION), CcStation, "" };
ShowSelectStationIfNeeded(cmdcont, TileArea(tile, w, h));
}
}
/**
* Build a new signal or edit/remove a present signal, use CmdBuildSingleSignal() or CmdRemoveSingleSignal() in rail_cmd.cpp
*
* @param tile The tile where the signal will build or edit
*/
static void GenericPlaceSignals(TileIndex tile)
{
TrackBits trackbits = TrackStatusToTrackBits(GetTileTrackStatus(tile, TRANSPORT_RAIL, 0));
if (trackbits & TRACK_BIT_VERT) { // N-S direction
trackbits = (_tile_fract_coords.x <= _tile_fract_coords.y) ? TRACK_BIT_RIGHT : TRACK_BIT_LEFT;
}
if (trackbits & TRACK_BIT_HORZ) { // E-W direction
trackbits = (_tile_fract_coords.x + _tile_fract_coords.y <= 15) ? TRACK_BIT_UPPER : TRACK_BIT_LOWER;
}
Track track = FindFirstTrack(trackbits);
if (_remove_button_clicked) {
DoCommandP(tile, track, 0, CMD_REMOVE_SIGNALS | CMD_MSG(STR_ERROR_CAN_T_REMOVE_SIGNALS_FROM), CcPlaySound1E);
} else {
const Window *w = FindWindowById(WC_BUILD_SIGNAL, 0);
/* Map the setting cycle_signal_types to the lower and upper allowed signal type. */
static const uint cycle_bounds[] = {SIGTYPE_NORMAL | (SIGTYPE_LAST_NOPBS << 3), SIGTYPE_PBS | (SIGTYPE_LAST << 3), SIGTYPE_NORMAL | (SIGTYPE_LAST << 3)};
/* various bitstuffed elements for CmdBuildSingleSignal() */
uint32 p1 = track;
if (w != NULL) {
/* signal GUI is used */
SB(p1, 3, 1, _ctrl_pressed);
SB(p1, 4, 1, _cur_signal_variant);
SB(p1, 5, 3, _cur_signal_type);
SB(p1, 8, 1, _convert_signal_button);
SB(p1, 9, 6, cycle_bounds[_settings_client.gui.cycle_signal_types]);
} else {
SB(p1, 3, 1, _ctrl_pressed);
SB(p1, 4, 1, (_cur_year < _settings_client.gui.semaphore_build_before ? SIG_SEMAPHORE : SIG_ELECTRIC));
SB(p1, 5, 3, _default_signal_type[_settings_client.gui.default_signal_type]);
SB(p1, 8, 1, 0);
SB(p1, 9, 6, cycle_bounds[_settings_client.gui.cycle_signal_types]);
}
DoCommandP(tile, p1, 0, CMD_BUILD_SIGNALS |
CMD_MSG((w != NULL && _convert_signal_button) ? STR_ERROR_SIGNAL_CAN_T_CONVERT_SIGNALS_HERE : STR_ERROR_CAN_T_BUILD_SIGNALS_HERE),
CcPlaySound1E);
}
}
/**
* Start placing a rail bridge.
* @param tile Position of the first tile of the bridge.
* @param w Rail toolbar window.
*/
static void PlaceRail_Bridge(TileIndex tile, Window *w)
{
if (IsBridgeTile(tile)) {
TileIndex other_tile = GetOtherTunnelBridgeEnd(tile);
Point pt = {0, 0};
w->OnPlaceMouseUp(VPM_X_OR_Y, DDSP_BUILD_BRIDGE, pt, tile, other_tile);
} else {
VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_BUILD_BRIDGE);
}
}
/** Command callback for building a tunnel */
void CcBuildRailTunnel(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
{
if (result.Succeeded()) {
SndPlayTileFx(SND_20_SPLAT_2, tile);
if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
} else {
SetRedErrorSquare(_build_tunnel_endtile);
}
}
/** Enum referring to the widgets of the build rail toolbar */
enum RailToolbarWidgets {
RTW_CAPTION,
RTW_BUILD_NS,
RTW_BUILD_X,
RTW_BUILD_EW,
RTW_BUILD_Y,
RTW_AUTORAIL,
RTW_DEMOLISH,
RTW_BUILD_DEPOT,
RTW_BUILD_WAYPOINT,
RTW_BUILD_STATION,
RTW_BUILD_SIGNALS,
RTW_BUILD_BRIDGE,
RTW_BUILD_TUNNEL,
RTW_REMOVE,
RTW_CONVERT_RAIL,
};
/**
* Toggles state of the Remove button of Build rail toolbar
* @param w window the button belongs to
*/
static void ToggleRailButton_Remove(Window *w)
{
DeleteWindowById(WC_SELECT_STATION, 0);
w->ToggleWidgetLoweredState(RTW_REMOVE);
w->SetWidgetDirty(RTW_REMOVE);
_remove_button_clicked = w->IsWidgetLowered(RTW_REMOVE);
SetSelectionRed(_remove_button_clicked);
}
/**
* Updates the Remove button because of Ctrl state change
* @param w window the button belongs to
* @return true iff the remove buton was changed
*/
static bool RailToolbar_CtrlChanged(Window *w)
{
if (w->IsWidgetDisabled(RTW_REMOVE)) return false;
/* allow ctrl to switch remove mode only for these widgets */
for (uint i = RTW_BUILD_NS; i <= RTW_BUILD_STATION; i++) {
if ((i <= RTW_AUTORAIL || i >= RTW_BUILD_WAYPOINT) && w->IsWidgetLowered(i)) {
ToggleRailButton_Remove(w);
return true;
}
}
return false;
}
/**
* The "remove"-button click proc of the build-rail toolbar.
* @param w Build-rail toolbar window
* @see BuildRailToolbarWindow::OnClick()
*/
static void BuildRailClick_Remove(Window *w)
{
if (w->IsWidgetDisabled(RTW_REMOVE)) return;
ToggleRailButton_Remove(w);
SndPlayFx(SND_15_BEEP);
/* handle station builder */
if (w->IsWidgetLowered(RTW_BUILD_STATION)) {
if (_remove_button_clicked) {
/* starting drag & drop remove */
if (!_settings_client.gui.station_dragdrop) {
SetTileSelectSize(1, 1);
} else {
VpSetPlaceSizingLimit(-1);
}
} else {
/* starting station build mode */
if (!_settings_client.gui.station_dragdrop) {
int x = _settings_client.gui.station_numtracks;
int y = _settings_client.gui.station_platlength;
if (_railstation.orientation == 0) Swap(x, y);
SetTileSelectSize(x, y);
} else {
VpSetPlaceSizingLimit(_settings_game.station.station_spread);
}
}
}
}
static void DoRailroadTrack(int mode)
{
DoCommandP(TileVirtXY(_thd.selstart.x, _thd.selstart.y), TileVirtXY(_thd.selend.x, _thd.selend.y), _cur_railtype | (mode << 4),
_remove_button_clicked ?
CMD_REMOVE_RAILROAD_TRACK | CMD_MSG(STR_ERROR_CAN_T_REMOVE_RAILROAD_TRACK) :
CMD_BUILD_RAILROAD_TRACK | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_TRACK));
}
static void HandleAutodirPlacement()
{
int trackstat = _thd.drawstyle & HT_DIR_MASK; // 0..5
if (_thd.drawstyle & HT_RAIL) { // one tile case
GenericPlaceRail(TileVirtXY(_thd.selend.x, _thd.selend.y), trackstat);
return;
}
DoRailroadTrack(trackstat);
}
/**
* Build new signals or remove signals or (if only one tile marked) edit a signal.
*
* If one tile marked abort and use GenericPlaceSignals()
* else use CmdBuildSingleSignal() or CmdRemoveSingleSignal() in rail_cmd.cpp to build many signals
*/
static void HandleAutoSignalPlacement()
{
uint32 p2 = GB(_thd.drawstyle, 0, 3); // 0..5
if ((_thd.drawstyle & HT_DRAG_MASK) == HT_RECT) { // one tile case
GenericPlaceSignals(TileVirtXY(_thd.selend.x, _thd.selend.y));
return;
}
const Window *w = FindWindowById(WC_BUILD_SIGNAL, 0);
if (w != NULL) {
/* signal GUI is used */
SB(p2, 3, 1, 0);
SB(p2, 4, 1, _cur_signal_variant);
SB(p2, 6, 1, _ctrl_pressed);
SB(p2, 7, 3, _cur_signal_type);
SB(p2, 24, 8, _settings_client.gui.drag_signals_density);
} else {
SB(p2, 3, 1, 0);
SB(p2, 4, 1, (_cur_year < _settings_client.gui.semaphore_build_before ? SIG_SEMAPHORE : SIG_ELECTRIC));
SB(p2, 6, 1, _ctrl_pressed);
SB(p2, 7, 3, _default_signal_type[_settings_client.gui.default_signal_type]);
SB(p2, 24, 8, _settings_client.gui.drag_signals_density);
}
/* _settings_client.gui.drag_signals_density is given as a parameter such that each user
* in a network game can specify his/her own signal density */
DoCommandP(TileVirtXY(_thd.selstart.x, _thd.selstart.y), TileVirtXY(_thd.selend.x, _thd.selend.y), p2,
_remove_button_clicked ?
CMD_REMOVE_SIGNAL_TRACK | CMD_MSG(STR_ERROR_CAN_T_REMOVE_SIGNALS_FROM) :
CMD_BUILD_SIGNAL_TRACK | CMD_MSG(STR_ERROR_CAN_T_BUILD_SIGNALS_HERE),
CcPlaySound1E);
}
/** Rail toolbar management class. */
struct BuildRailToolbarWindow : Window {
RailType railtype; ///< Rail type to build.
int last_user_action; ///< Last started user action.
BuildRailToolbarWindow(const WindowDesc *desc, WindowNumber window_number, RailType railtype) : Window()
{
this->InitNested(desc);
this->SetupRailToolbar(railtype);
this->DisableWidget(RTW_REMOVE);
this->last_user_action = WIDGET_LIST_END;
if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
}
~BuildRailToolbarWindow()
{
if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
}
/**
* Configures the rail toolbar for railtype given
* @param railtype the railtype to display
*/
void SetupRailToolbar(RailType railtype)
{
this->railtype = railtype;
const RailtypeInfo *rti = GetRailTypeInfo(railtype);
assert(railtype < RAILTYPE_END);
this->GetWidget<NWidgetCore>(RTW_BUILD_NS)->widget_data = rti->gui_sprites.build_ns_rail;
this->GetWidget<NWidgetCore>(RTW_BUILD_X)->widget_data = rti->gui_sprites.build_x_rail;
this->GetWidget<NWidgetCore>(RTW_BUILD_EW)->widget_data = rti->gui_sprites.build_ew_rail;
this->GetWidget<NWidgetCore>(RTW_BUILD_Y)->widget_data = rti->gui_sprites.build_y_rail;
this->GetWidget<NWidgetCore>(RTW_AUTORAIL)->widget_data = rti->gui_sprites.auto_rail;
this->GetWidget<NWidgetCore>(RTW_BUILD_DEPOT)->widget_data = rti->gui_sprites.build_depot;
this->GetWidget<NWidgetCore>(RTW_CONVERT_RAIL)->widget_data = rti->gui_sprites.convert_rail;
this->GetWidget<NWidgetCore>(RTW_BUILD_TUNNEL)->widget_data = rti->gui_sprites.build_tunnel;
}
/**
* Switch to another rail type.
* @param railtype New rail type.
*/
void ModifyRailType(RailType railtype)
{
this->SetupRailToolbar(railtype);
this->ReInit();
}
void UpdateRemoveWidgetStatus(int clicked_widget)
{
switch (clicked_widget) {
case RTW_REMOVE:
/* If it is the removal button that has been clicked, do nothing,
* as it is up to the other buttons to drive removal status */
return;
case RTW_BUILD_NS:
case RTW_BUILD_X:
case RTW_BUILD_EW:
case RTW_BUILD_Y:
case RTW_AUTORAIL:
case RTW_BUILD_WAYPOINT:
case RTW_BUILD_STATION:
case RTW_BUILD_SIGNALS:
/* Removal button is enabled only if the rail/signal/waypoint/station
* button is still lowered. Once raised, it has to be disabled */
this->SetWidgetDisabledState(RTW_REMOVE, !this->IsWidgetLowered(clicked_widget));
break;
default:
/* When any other buttons than rail/signal/waypoint/station, raise and
* disable the removal button */
this->DisableWidget(RTW_REMOVE);
this->RaiseWidget(RTW_REMOVE);
break;
}
}
virtual void SetStringParameters(int widget) const
{
if (widget == RTW_CAPTION) {
const RailtypeInfo *rti = GetRailTypeInfo(this->railtype);
if (rti->max_speed > 0) {
SetDParam(0, STR_TOOLBAR_RAILTYPE_VELOCITY);
SetDParam(1, rti->strings.toolbar_caption);
SetDParam(2, rti->max_speed);
} else {
SetDParam(0, rti->strings.toolbar_caption);
}
}
}
virtual void OnClick(Point pt, int widget, int click_count)
{
if (widget < RTW_BUILD_NS) return;
_remove_button_clicked = false;
switch (widget) {
case RTW_BUILD_NS:
HandlePlacePushButton(this, RTW_BUILD_NS, GetRailTypeInfo(_cur_railtype)->cursor.rail_ns, HT_LINE | HT_DIR_VL);
this->last_user_action = widget;
break;
case RTW_BUILD_X:
HandlePlacePushButton(this, RTW_BUILD_X, GetRailTypeInfo(_cur_railtype)->cursor.rail_swne, HT_LINE | HT_DIR_X);
this->last_user_action = widget;
break;
case RTW_BUILD_EW:
HandlePlacePushButton(this, RTW_BUILD_EW, GetRailTypeInfo(_cur_railtype)->cursor.rail_ew, HT_LINE | HT_DIR_HL);
this->last_user_action = widget;
break;
case RTW_BUILD_Y:
HandlePlacePushButton(this, RTW_BUILD_Y, GetRailTypeInfo(_cur_railtype)->cursor.rail_nwse, HT_LINE | HT_DIR_Y);
this->last_user_action = widget;
break;
case RTW_AUTORAIL:
HandlePlacePushButton(this, RTW_AUTORAIL, GetRailTypeInfo(_cur_railtype)->cursor.autorail, HT_RAIL);
this->last_user_action = widget;
break;
case RTW_DEMOLISH:
HandlePlacePushButton(this, RTW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
this->last_user_action = widget;
break;
case RTW_BUILD_DEPOT:
if (HandlePlacePushButton(this, RTW_BUILD_DEPOT, GetRailTypeInfo(_cur_railtype)->cursor.depot, HT_RECT)) {
ShowBuildTrainDepotPicker(this);
this->last_user_action = widget;
}
break;
case RTW_BUILD_WAYPOINT:
this->last_user_action = widget;
_waypoint_count = StationClass::GetCount(STAT_CLASS_WAYP);
if (HandlePlacePushButton(this, RTW_BUILD_WAYPOINT, SPR_CURSOR_WAYPOINT, HT_RECT) && _waypoint_count > 1) {
ShowBuildWaypointPicker(this);
}
break;
case RTW_BUILD_STATION:
if (HandlePlacePushButton(this, RTW_BUILD_STATION, SPR_CURSOR_RAIL_STATION, HT_RECT)) {
ShowStationBuilder(this);
this->last_user_action = widget;
}
break;
case RTW_BUILD_SIGNALS: {
this->last_user_action = widget;
bool started = HandlePlacePushButton(this, RTW_BUILD_SIGNALS, ANIMCURSOR_BUILDSIGNALS, HT_RECT);
if (started && _settings_client.gui.enable_signal_gui != _ctrl_pressed) {
ShowSignalBuilder(this);
}
break;
}
case RTW_BUILD_BRIDGE:
HandlePlacePushButton(this, RTW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
this->last_user_action = widget;
break;
case RTW_BUILD_TUNNEL:
HandlePlacePushButton(this, RTW_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL);
this->last_user_action = widget;
break;
case RTW_REMOVE:
BuildRailClick_Remove(this);
break;
case RTW_CONVERT_RAIL:
HandlePlacePushButton(this, RTW_CONVERT_RAIL, GetRailTypeInfo(_cur_railtype)->cursor.convert, HT_RECT);
this->last_user_action = widget;
break;
default: NOT_REACHED();
}
this->UpdateRemoveWidgetStatus(widget);
if (_ctrl_pressed) RailToolbar_CtrlChanged(this);
}
virtual EventState OnKeyPress(uint16 key, uint16 keycode)
{
int num = CheckHotkeyMatch(railtoolbar_hotkeys, keycode, this);
if (num == -1) return ES_NOT_HANDLED;
this->OnClick(Point(), num, 1);
MarkTileDirtyByTile(TileVirtXY(_thd.pos.x, _thd.pos.y)); // redraw tile selection
return ES_HANDLED;
}
virtual void OnPlaceObject(Point pt, TileIndex tile)
{
switch (this->last_user_action) {
case RTW_BUILD_NS:
VpStartPlaceSizing(tile, VPM_FIX_VERTICAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
break;
case RTW_BUILD_X:
VpStartPlaceSizing(tile, VPM_FIX_Y | VPM_RAILDIRS, DDSP_PLACE_RAIL);
break;
case RTW_BUILD_EW:
VpStartPlaceSizing(tile, VPM_FIX_HORIZONTAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
break;
case RTW_BUILD_Y:
VpStartPlaceSizing(tile, VPM_FIX_X | VPM_RAILDIRS, DDSP_PLACE_RAIL);
break;
case RTW_AUTORAIL:
VpStartPlaceSizing(tile, VPM_RAILDIRS, DDSP_PLACE_RAIL);
break;
case RTW_DEMOLISH:
PlaceProc_DemolishArea(tile);
break;
case RTW_BUILD_DEPOT:
DoCommandP(tile, _cur_railtype, _build_depot_direction,
CMD_BUILD_TRAIN_DEPOT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_DEPOT),
CcRailDepot);
break;
case RTW_BUILD_WAYPOINT:
PlaceRail_Waypoint(tile);
break;
case RTW_BUILD_STATION:
PlaceRail_Station(tile);
break;
case RTW_BUILD_SIGNALS:
VpStartPlaceSizing(tile, VPM_SIGNALDIRS, DDSP_BUILD_SIGNALS);
break;
case RTW_BUILD_BRIDGE:
PlaceRail_Bridge(tile, this);
break;
case RTW_BUILD_TUNNEL:
DoCommandP(tile, _cur_railtype | (TRANSPORT_RAIL << 8), 0, CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRailTunnel);
break;
case RTW_CONVERT_RAIL:
VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CONVERT_RAIL);
break;
default: NOT_REACHED();
}
}
virtual void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
{
/* no dragging if you have pressed the convert button */
if (FindWindowById(WC_BUILD_SIGNAL, 0) != NULL && _convert_signal_button && this->IsWidgetLowered(RTW_BUILD_SIGNALS)) return;
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) {
default: NOT_REACHED();
case DDSP_BUILD_BRIDGE:
if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
ShowBuildBridgeWindow(start_tile, end_tile, TRANSPORT_RAIL, _cur_railtype);
break;
case DDSP_PLACE_RAIL:
HandleAutodirPlacement();
break;
case DDSP_BUILD_SIGNALS:
HandleAutoSignalPlacement();
break;
case DDSP_DEMOLISH_AREA:
GUIPlaceProcDragXY(select_proc, start_tile, end_tile);
break;
case DDSP_CONVERT_RAIL:
DoCommandP(end_tile, start_tile, _cur_railtype, CMD_CONVERT_RAIL | CMD_MSG(STR_ERROR_CAN_T_CONVERT_RAIL), CcPlaySound10);
break;
case DDSP_REMOVE_STATION:
case DDSP_BUILD_STATION:
if (this->IsWidgetLowered(RTW_BUILD_STATION)) {
/* Station */
if (_remove_button_clicked) {
DoCommandP(end_tile, start_tile, _ctrl_pressed ? 0 : 1, CMD_REMOVE_FROM_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_REMOVE_PART_OF_STATION), CcPlaySound1E);
} else {
HandleStationPlacement(start_tile, end_tile);
}
} else {
/* Waypoint */
if (_remove_button_clicked) {
DoCommandP(end_tile, start_tile, _ctrl_pressed ? 0 : 1, CMD_REMOVE_FROM_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_REMOVE_TRAIN_WAYPOINT), CcPlaySound1E);
} else {
TileArea ta(start_tile, end_tile);
uint32 p1 = _cur_railtype | (select_method == VPM_FIX_X ? AXIS_X : AXIS_Y) << 4 | ta.w << 8 | ta.h << 16 | _ctrl_pressed << 24;
uint32 p2 = STAT_CLASS_WAYP | _cur_waypoint_type << 8 | INVALID_STATION << 16;
CommandContainer cmdcont = { ta.tile, p1, p2, CMD_BUILD_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_WAYPOINT), CcPlaySound1E, "" };
ShowSelectWaypointIfNeeded(cmdcont, ta);
}
}
break;
}
}
}
virtual void OnPlaceObjectAbort()
{
this->RaiseButtons();
this->DisableWidget(RTW_REMOVE);
this->SetWidgetDirty(RTW_REMOVE);
DeleteWindowById(WC_BUILD_SIGNAL, TRANSPORT_RAIL);
DeleteWindowById(WC_BUILD_STATION, TRANSPORT_RAIL);
DeleteWindowById(WC_BUILD_DEPOT, TRANSPORT_RAIL);
DeleteWindowById(WC_SELECT_STATION, 0);
DeleteWindowByClass(WC_BUILD_BRIDGE);
}
virtual void OnPlacePresize(Point pt, TileIndex tile)
{
DoCommand(tile, _cur_railtype | (TRANSPORT_RAIL << 8), 0, DC_AUTO, CMD_BUILD_TUNNEL);
VpSetPresizeRange(tile, _build_tunnel_endtile == 0 ? tile : _build_tunnel_endtile);
}
virtual EventState OnCTRLStateChange()
{
/* do not toggle Remove button by Ctrl when placing station */
if (!this->IsWidgetLowered(RTW_BUILD_STATION) && !this->IsWidgetLowered(RTW_BUILD_WAYPOINT) && RailToolbar_CtrlChanged(this)) return ES_HANDLED;
return ES_NOT_HANDLED;
}
static Hotkey<BuildRailToolbarWindow> railtoolbar_hotkeys[];
};
const uint16 _railtoolbar_autorail_keys[] = {'5', 'A' | WKC_GLOBAL_HOTKEY, 0};
Hotkey<BuildRailToolbarWindow> BuildRailToolbarWindow::railtoolbar_hotkeys[] = {
Hotkey<BuildRailToolbarWindow>('1', "build_ns", RTW_BUILD_NS),
Hotkey<BuildRailToolbarWindow>('2', "build_x", RTW_BUILD_X),
Hotkey<BuildRailToolbarWindow>('3', "build_ew", RTW_BUILD_EW),
Hotkey<BuildRailToolbarWindow>('4', "build_y", RTW_BUILD_Y),
Hotkey<BuildRailToolbarWindow>(_railtoolbar_autorail_keys, "autorail", RTW_AUTORAIL),
Hotkey<BuildRailToolbarWindow>('6', "demolish", RTW_DEMOLISH),
Hotkey<BuildRailToolbarWindow>('7', "depot", RTW_BUILD_DEPOT),
Hotkey<BuildRailToolbarWindow>('8', "waypoint", RTW_BUILD_WAYPOINT),
Hotkey<BuildRailToolbarWindow>('9', "station", RTW_BUILD_STATION),
Hotkey<BuildRailToolbarWindow>('S', "signal", RTW_BUILD_SIGNALS),
Hotkey<BuildRailToolbarWindow>('B', "bridge", RTW_BUILD_BRIDGE),
Hotkey<BuildRailToolbarWindow>('T', "tunnel", RTW_BUILD_TUNNEL),
Hotkey<BuildRailToolbarWindow>('R', "remove", RTW_REMOVE),
Hotkey<BuildRailToolbarWindow>('C', "convert", RTW_CONVERT_RAIL),
HOTKEY_LIST_END(BuildRailToolbarWindow)
};
Hotkey<BuildRailToolbarWindow> *_railtoolbar_hotkeys = BuildRailToolbarWindow::railtoolbar_hotkeys;
static const NWidgetPart _nested_build_rail_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, RTW_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_NS),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_X),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_EW),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_EW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_Y),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTORAIL),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTORAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_AUTORAIL),
NWidget(WWT_PANEL, COLOUR_DARK_GREEN), SetMinimalSize(4, 22), SetDataTip(0x0, STR_NULL), EndContainer(),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_DEPOT),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DEPOT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_TRAIN_DEPOT_FOR_BUILDING),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_WAYPOINT),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_WAYPOINT, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL_TO_WAYPOINT),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_STATION),
SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_RAIL_STATION, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_STATION),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_SIGNALS),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_SIGNALS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_SIGNALS),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_BRIDGE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_BRIDGE),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
SetFill(0, 1), SetMinimalSize(20, 22), SetDataTip(SPR_IMG_TUNNEL_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TUNNEL),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_RAIL_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR),
NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_CONVERT_RAIL),
SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL),
EndContainer(),
};
static const WindowDesc _build_rail_desc(
WDP_ALIGN_TOOLBAR, 0, 0,
WC_BUILD_TOOLBAR, WC_NONE,
WDF_CONSTRUCTION,
_nested_build_rail_widgets, lengthof(_nested_build_rail_widgets)
);
/**
* Open the build rail toolbar window for a specific rail type.
*
* If the terraform toolbar is linked to the toolbar, that window is also opened.
*
* @param railtype Rail type to open the window for
* @return newly opened rail toolbar, or NULL if the toolbar could not be opened.
*/
Window *ShowBuildRailToolbar(RailType railtype)
{
if (!Company::IsValidID(_local_company)) return NULL;
if (!ValParamRailtype(railtype)) return NULL;
DeleteWindowByClass(WC_BUILD_TOOLBAR);
_cur_railtype = railtype;
_remove_button_clicked = false;
return new BuildRailToolbarWindow(&_build_rail_desc, TRANSPORT_RAIL, railtype);
}
EventState RailToolbarGlobalHotkeys(uint16 key, uint16 keycode)
{
extern RailType _last_built_railtype;
int num = CheckHotkeyMatch<BuildRailToolbarWindow>(_railtoolbar_hotkeys, keycode, NULL, true);
if (num == -1) return ES_NOT_HANDLED;
Window *w = ShowBuildRailToolbar(_last_built_railtype);
if (w == NULL) return ES_NOT_HANDLED;
return w->OnKeyPress(key, keycode);
}
/* TODO: For custom stations, respect their allowed platforms/lengths bitmasks!
* --pasky */
static void HandleStationPlacement(TileIndex start, TileIndex end)
{
TileArea ta(start, end);
uint numtracks = ta.w;
uint platlength = ta.h;
if (_railstation.orientation == AXIS_X) Swap(numtracks, platlength);
uint32 p1 = _cur_railtype | _railstation.orientation << 4 | numtracks << 8 | platlength << 16 | _ctrl_pressed << 24;
uint32 p2 = _railstation.station_class | _railstation.station_type << 8 | INVALID_STATION << 16;
CommandContainer cmdcont = { ta.tile, p1, p2, CMD_BUILD_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_BUILD_RAILROAD_STATION), CcStation, "" };
ShowSelectStationIfNeeded(cmdcont, ta);
}
/** Enum referring to the widgets of the rail stations window */
enum BuildRailStationWidgets {
BRSW_PLATFORM_DIR_X, ///< Button to select '/' view.
BRSW_PLATFORM_DIR_Y, ///< Button to select '\' view.
BRSW_PLATFORM_NUM_1, ///< Button to select stations with a single platform.
BRSW_PLATFORM_NUM_2, ///< Button to select stations with 2 platforms.
BRSW_PLATFORM_NUM_3, ///< Button to select stations with 3 platforms.
BRSW_PLATFORM_NUM_4, ///< Button to select stations with 4 platforms.
BRSW_PLATFORM_NUM_5, ///< Button to select stations with 5 platforms.
BRSW_PLATFORM_NUM_6, ///< Button to select stations with 6 platforms.
BRSW_PLATFORM_NUM_7, ///< Button to select stations with 7 platforms.
BRSW_PLATFORM_LEN_1, ///< Button to select single tile length station platforms.
BRSW_PLATFORM_LEN_2, ///< Button to select 2 tiles length station platforms.
BRSW_PLATFORM_LEN_3, ///< Button to select 3 tiles length station platforms.
BRSW_PLATFORM_LEN_4, ///< Button to select 4 tiles length station platforms.
BRSW_PLATFORM_LEN_5, ///< Button to select 5 tiles length station platforms.
BRSW_PLATFORM_LEN_6, ///< Button to select 6 tiles length station platforms.
BRSW_PLATFORM_LEN_7, ///< Button to select 7 tiles length station platforms.
BRSW_PLATFORM_DRAG_N_DROP, ///< Button to enable drag and drop type station placement.
BRSW_HIGHLIGHT_OFF, ///< Button for turning coverage highlighting off.
BRSW_HIGHLIGHT_ON, ///< Button for turning coverage highlighting on.
BRSW_COVERAGE_TEXTS, ///< Empty space for the coverage texts.
BRSW_MATRIX, ///< Matrix widget displaying the available stations.
BRSW_IMAGE, ///< Panel used at each cell of the matrix.
BRSW_MATRIX_SCROLL, ///< Scrollbar of the matrix widget.
BRSW_SHOW_NEWST_ADDITIONS, ///< Selection for newstation class selection list.
BRSW_SHOW_NEWST_MATRIX, ///< Selection for newstation image matrix.
BRSW_SHOW_NEWST_RESIZE, ///< Selection for panel and resize at bottom right for newstation.
BRSW_SHOW_NEWST_TYPE, ///< Display of selected station type.
BRSW_NEWST_LIST, ///< List with available newstation classes.
BRSW_NEWST_SCROLL, ///< Scrollbar of the #BRSW_NEWST_LIST.
BRSW_PLATFORM_NUM_BEGIN = BRSW_PLATFORM_NUM_1 - 1,
BRSW_PLATFORM_LEN_BEGIN = BRSW_PLATFORM_LEN_1 - 1,
};
struct BuildRailStationWindow : public PickerWindowBase {
private:
uint line_height; ///< Height of a single line in the newstation selection matrix (#BRSW_NEWST_LIST widget).
uint coverage_height; ///< Height of the coverage texts.
Scrollbar *vscroll; ///< Vertical scrollbar of the new station list.
Scrollbar *vscroll2; ///< Vertical scrollbar of the matrix with new stations.
/**
* Verify whether the currently selected station size is allowed after selecting a new station class/type.
* If not, change the station size variables ( _settings_client.gui.station_numtracks and _settings_client.gui.station_platlength ).
* @param statspec Specification of the new station class/type
*/
void CheckSelectedSize(const StationSpec *statspec)
{
if (statspec == NULL || _settings_client.gui.station_dragdrop) return;
/* If current number of tracks is not allowed, make it as big as possible (which is always less than currently selected) */
if (HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
this->RaiseWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
_settings_client.gui.station_numtracks = 1;
while (HasBit(statspec->disallowed_platforms, _settings_client.gui.station_numtracks - 1)) {
_settings_client.gui.station_numtracks++;
}
this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
}
if (HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
this->RaiseWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
_settings_client.gui.station_platlength = 1;
while (HasBit(statspec->disallowed_lengths, _settings_client.gui.station_platlength - 1)) {
_settings_client.gui.station_platlength++;
}
this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
}
}
public:
BuildRailStationWindow(const WindowDesc *desc, Window *parent, bool newstation) : PickerWindowBase(parent)
{
this->coverage_height = 2 * FONT_HEIGHT_NORMAL + 3 * WD_PAR_VSEP_NORMAL;
this->vscroll = NULL;
_railstation.newstations = newstation;
this->CreateNestedTree(desc);
NWidgetStacked *newst_additions = this->GetWidget<NWidgetStacked>(BRSW_SHOW_NEWST_ADDITIONS);
newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
newst_additions = this->GetWidget<NWidgetStacked>(BRSW_SHOW_NEWST_MATRIX);
newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
newst_additions = this->GetWidget<NWidgetStacked>(BRSW_SHOW_NEWST_RESIZE);
newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
this->FinishInitNested(desc, TRANSPORT_RAIL);
this->LowerWidget(_railstation.orientation + BRSW_PLATFORM_DIR_X);
if (_settings_client.gui.station_dragdrop) {
this->LowerWidget(BRSW_PLATFORM_DRAG_N_DROP);
} else {
this->LowerWidget(_settings_client.gui.station_numtracks + BRSW_PLATFORM_NUM_BEGIN);
this->LowerWidget(_settings_client.gui.station_platlength + BRSW_PLATFORM_LEN_BEGIN);
}
this->SetWidgetLoweredState(BRSW_HIGHLIGHT_OFF, !_settings_client.gui.station_show_coverage);
this->SetWidgetLoweredState(BRSW_HIGHLIGHT_ON, _settings_client.gui.station_show_coverage);
if (!newstation || _railstation.station_class >= (int)StationClass::GetCount()) {
/* New stations are not available or changed, so ensure the default station
* type is 'selected'. */
_railstation.station_class = STAT_CLASS_DFLT;
_railstation.station_type = 0;
this->vscroll2 = NULL;
}
if (newstation) {
_railstation.station_count = StationClass::GetCount(_railstation.station_class);
_railstation.station_type = min(_railstation.station_type, _railstation.station_count - 1);
int count = 0;
for (uint i = 0; i < StationClass::GetCount(); i++) {
if (i == STAT_CLASS_WAYP) continue;
count++;
}
this->vscroll = this->GetScrollbar(BRSW_NEWST_SCROLL);
this->vscroll->SetCount(count);
this->vscroll->SetCapacity(GB(this->GetWidget<NWidgetCore>(BRSW_NEWST_LIST)->widget_data, MAT_ROW_START, MAT_ROW_BITS));