waypoint_gui.cpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * 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.
00006  * 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.
00007  * 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/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "window_gui.h"
00014 #include "gui.h"
00015 #include "textbuf_gui.h"
00016 #include "vehiclelist.h"
00017 #include "vehicle_gui.h"
00018 #include "viewport_func.h"
00019 #include "strings_func.h"
00020 #include "command_func.h"
00021 #include "company_func.h"
00022 #include "company_base.h"
00023 #include "window_func.h"
00024 #include "waypoint_base.h"
00025 
00026 #include "table/strings.h"
00027 
00029 enum WaypointWindowWidgets {
00030   WAYPVW_CAPTION,
00031   WAYPVW_VIEWPORT,
00032   WAYPVW_CENTERVIEW,
00033   WAYPVW_RENAME,
00034   WAYPVW_SHOW_VEHICLES,
00035 };
00036 
00038 struct WaypointWindow : Window {
00039 private:
00040   VehicleType vt; 
00041   Waypoint *wp;   
00042 
00047   TileIndex GetCenterTile() const
00048   {
00049     if (!this->wp->IsInUse()) return this->wp->xy;
00050 
00051     TileArea ta;
00052     this->wp->GetTileArea(&ta, this->vt == VEH_TRAIN ? STATION_WAYPOINT : STATION_BUOY);
00053     return ta.GetCenterTile();
00054   }
00055 
00056 public:
00062   WaypointWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00063   {
00064     this->wp = Waypoint::Get(window_number);
00065     this->vt = (wp->string_id == STR_SV_STNAME_WAYPOINT) ? VEH_TRAIN : VEH_SHIP;
00066 
00067     this->CreateNestedTree(desc);
00068     if (this->vt == VEH_TRAIN) {
00069       this->GetWidget<NWidgetCore>(WAYPVW_SHOW_VEHICLES)->SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP);
00070       this->GetWidget<NWidgetCore>(WAYPVW_CENTERVIEW)->tool_tip = STR_WAYPOINT_VIEW_CENTER_TOOLTIP;
00071       this->GetWidget<NWidgetCore>(WAYPVW_RENAME)->tool_tip = STR_WAYPOINT_VIEW_CHANGE_WAYPOINT_NAME;
00072     }
00073     this->FinishInitNested(desc, window_number);
00074 
00075     if (this->wp->owner != OWNER_NONE) this->owner = this->wp->owner;
00076     this->flags4 |= WF_DISABLE_VP_SCROLL;
00077 
00078     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WAYPVW_VIEWPORT);
00079     nvp->InitializeViewport(this, this->GetCenterTile(), ZOOM_LVL_MIN);
00080 
00081     this->OnInvalidateData(0);
00082   }
00083 
00084   ~WaypointWindow()
00085   {
00086     Owner owner = this->owner;
00087 
00088     /* Buoys have no owner and can be used by everyone. Show only 'our' vehicles */
00089     if (!Company::IsValidID(owner)) owner = _local_company;
00090 
00091     /* Well, spectators otoh */
00092     if (Company::IsValidID(owner)) DeleteWindowById(GetWindowClassForVehicleType(this->vt), VehicleListIdentifier(VL_STATION_LIST, this->vt, owner, this->window_number).Pack(), false);
00093   }
00094 
00095   virtual void SetStringParameters(int widget) const
00096   {
00097     if (widget == WAYPVW_CAPTION) SetDParam(0, this->wp->index);
00098   }
00099 
00100   virtual void OnClick(Point pt, int widget, int click_count)
00101   {
00102     switch (widget) {
00103       case WAYPVW_CENTERVIEW: // scroll to location
00104         if (_ctrl_pressed) {
00105           ShowExtraViewPortWindow(this->GetCenterTile());
00106         } else {
00107           ScrollMainWindowToTile(this->GetCenterTile());
00108         }
00109         break;
00110 
00111       case WAYPVW_RENAME: // rename
00112         SetDParam(0, this->wp->index);
00113         ShowQueryString(STR_WAYPOINT_NAME, STR_EDIT_WAYPOINT_NAME, MAX_LENGTH_STATION_NAME_CHARS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
00114         break;
00115 
00116       case WAYPVW_SHOW_VEHICLES: // show list of vehicles having this waypoint in their orders
00117         ShowVehicleListWindow(this->owner, this->vt, this->wp->index);
00118         break;
00119     }
00120   }
00121 
00127   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00128   {
00129     if (!gui_scope) return;
00130     /* You can only change your own waypoints */
00131     this->SetWidgetDisabledState(WAYPVW_RENAME, !this->wp->IsInUse() || (this->wp->owner != _local_company && this->wp->owner != OWNER_NONE));
00132     /* Disable the widget for waypoints with no use */
00133     this->SetWidgetDisabledState(WAYPVW_SHOW_VEHICLES, !this->wp->IsInUse());
00134 
00135     ScrollWindowToTile(this->GetCenterTile(), this, true);
00136   }
00137 
00138   virtual void OnResize()
00139   {
00140     if (this->viewport != NULL) {
00141       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WAYPVW_VIEWPORT);
00142       nvp->UpdateViewportCoordinates(this);
00143       this->wp->UpdateVirtCoord();
00144 
00145       ScrollWindowToTile(this->GetCenterTile(), this, true); // Re-center viewport.
00146     }
00147   }
00148 
00149   virtual void OnQueryTextFinished(char *str)
00150   {
00151     if (str == NULL) return;
00152 
00153     DoCommandP(0, this->window_number, 0, CMD_RENAME_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_WAYPOINT_NAME), NULL, str);
00154   }
00155 
00156 };
00157 
00159 static const NWidgetPart _nested_waypoint_view_widgets[] = {
00160   NWidget(NWID_HORIZONTAL),
00161     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00162     NWidget(WWT_CAPTION, COLOUR_GREY, WAYPVW_CAPTION), SetDataTip(STR_WAYPOINT_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00163     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00164     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00165   EndContainer(),
00166   NWidget(WWT_PANEL, COLOUR_GREY),
00167     NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
00168       NWidget(NWID_VIEWPORT, COLOUR_GREY, WAYPVW_VIEWPORT), SetMinimalSize(256, 88), SetPadding(1, 1, 1, 1), SetResize(1, 1),
00169     EndContainer(),
00170   EndContainer(),
00171   NWidget(NWID_HORIZONTAL),
00172     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WAYPVW_CENTERVIEW), SetMinimalSize(100, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_BUOY_VIEW_CENTER_TOOLTIP),
00173     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WAYPVW_RENAME), SetMinimalSize(100, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_RENAME, STR_BUOY_VIEW_CHANGE_BUOY_NAME),
00174     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WAYPVW_SHOW_VEHICLES), SetMinimalSize(15, 12), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00175     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00176   EndContainer(),
00177 };
00178 
00180 static const WindowDesc _waypoint_view_desc(
00181   WDP_AUTO, 260, 118,
00182   WC_WAYPOINT_VIEW, WC_NONE,
00183   WDF_UNCLICK_BUTTONS,
00184   _nested_waypoint_view_widgets, lengthof(_nested_waypoint_view_widgets)
00185 );
00186 
00191 void ShowWaypointWindow(const Waypoint *wp)
00192 {
00193   AllocateWindowDescFront<WaypointWindow>(&_waypoint_view_desc, wp->index);
00194 }

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