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:
00057   WaypointWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00058   {
00059     this->wp = Waypoint::Get(window_number);
00060     this->vt = (wp->string_id == STR_SV_STNAME_WAYPOINT) ? VEH_TRAIN : VEH_SHIP;
00061 
00062     this->CreateNestedTree(desc);
00063     if (this->vt == VEH_TRAIN) {
00064       this->GetWidget<NWidgetCore>(WAYPVW_SHOW_VEHICLES)->SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP);
00065       this->GetWidget<NWidgetCore>(WAYPVW_CENTERVIEW)->tool_tip = STR_WAYPOINT_VIEW_CENTER_TOOLTIP;
00066       this->GetWidget<NWidgetCore>(WAYPVW_RENAME)->tool_tip = STR_WAYPOINT_VIEW_CHANGE_WAYPOINT_NAME;
00067     }
00068     this->FinishInitNested(desc, window_number);
00069 
00070     if (this->wp->owner != OWNER_NONE) this->owner = this->wp->owner;
00071     this->flags4 |= WF_DISABLE_VP_SCROLL;
00072 
00073     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WAYPVW_VIEWPORT);
00074     nvp->InitializeViewport(this, this->GetCenterTile(), ZOOM_LVL_MIN);
00075 
00076     this->OnInvalidateData(0);
00077   }
00078 
00079   ~WaypointWindow()
00080   {
00081     Owner owner = this->owner;
00082 
00083     /* Buoys have no owner and can be used by everyone. Show only 'our' vehicles */
00084     if (!Company::IsValidID(owner)) owner = _local_company;
00085 
00086     /* Well, spectators otoh */
00087     if (Company::IsValidID(owner)) DeleteWindowById(GetWindowClassForVehicleType(this->vt), VehicleListIdentifier(VL_STATION_LIST, this->vt, owner, this->window_number).Pack(), false);
00088   }
00089 
00090   virtual void SetStringParameters(int widget) const
00091   {
00092     if (widget == WAYPVW_CAPTION) SetDParam(0, this->wp->index);
00093   }
00094 
00095   virtual void OnClick(Point pt, int widget, int click_count)
00096   {
00097     switch (widget) {
00098       case WAYPVW_CENTERVIEW: // scroll to location
00099         if (_ctrl_pressed) {
00100           ShowExtraViewPortWindow(this->GetCenterTile());
00101         } else {
00102           ScrollMainWindowToTile(this->GetCenterTile());
00103         }
00104         break;
00105 
00106       case WAYPVW_RENAME: // rename
00107         SetDParam(0, this->wp->index);
00108         ShowQueryString(STR_WAYPOINT_NAME, STR_EDIT_WAYPOINT_NAME, MAX_LENGTH_STATION_NAME_CHARS, MAX_LENGTH_STATION_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
00109         break;
00110 
00111       case WAYPVW_SHOW_VEHICLES: // show list of vehicles having this waypoint in their orders
00112         ShowVehicleListWindow(this->owner, this->vt, this->wp->index);
00113         break;
00114     }
00115   }
00116 
00122   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00123   {
00124     if (!gui_scope) return;
00125     /* You can only change your own waypoints */
00126     this->SetWidgetDisabledState(WAYPVW_RENAME, !this->wp->IsInUse() || (this->wp->owner != _local_company && this->wp->owner != OWNER_NONE));
00127     /* Disable the widget for waypoints with no use */
00128     this->SetWidgetDisabledState(WAYPVW_SHOW_VEHICLES, !this->wp->IsInUse());
00129 
00130     ScrollWindowToTile(this->GetCenterTile(), this, true);
00131   }
00132 
00133   virtual void OnResize()
00134   {
00135     if (this->viewport != NULL) {
00136       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WAYPVW_VIEWPORT);
00137       nvp->UpdateViewportCoordinates(this);
00138       this->wp->UpdateVirtCoord();
00139 
00140       ScrollWindowToTile(this->GetCenterTile(), this, true); // Re-center viewport.
00141     }
00142   }
00143 
00144   virtual void OnQueryTextFinished(char *str)
00145   {
00146     if (str == NULL) return;
00147 
00148     DoCommandP(0, this->window_number, 0, CMD_RENAME_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_WAYPOINT_NAME), NULL, str);
00149   }
00150 
00151 };
00152 
00153 static const NWidgetPart _nested_waypoint_view_widgets[] = {
00154   NWidget(NWID_HORIZONTAL),
00155     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00156     NWidget(WWT_CAPTION, COLOUR_GREY, WAYPVW_CAPTION), SetDataTip(STR_WAYPOINT_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00157     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00158     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00159   EndContainer(),
00160   NWidget(WWT_PANEL, COLOUR_GREY),
00161     NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
00162       NWidget(NWID_VIEWPORT, COLOUR_GREY, WAYPVW_VIEWPORT), SetMinimalSize(256, 88), SetPadding(1, 1, 1, 1), SetResize(1, 1),
00163     EndContainer(),
00164   EndContainer(),
00165   NWidget(NWID_HORIZONTAL),
00166     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),
00167     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),
00168     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WAYPVW_SHOW_VEHICLES), SetMinimalSize(15, 12), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00169     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00170   EndContainer(),
00171 };
00172 
00173 static const WindowDesc _waypoint_view_desc(
00174   WDP_AUTO, 260, 118,
00175   WC_WAYPOINT_VIEW, WC_NONE,
00176   WDF_UNCLICK_BUTTONS,
00177   _nested_waypoint_view_widgets, lengthof(_nested_waypoint_view_widgets)
00178 );
00179 
00180 void ShowWaypointWindow(const Waypoint *wp)
00181 {
00182   AllocateWindowDescFront<WaypointWindow>(&_waypoint_view_desc, wp->index);
00183 }

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