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 "widgets/waypoint_widget.h"
00027 
00028 #include "table/strings.h"
00029 
00031 struct WaypointWindow : Window {
00032 private:
00033   VehicleType vt; 
00034   Waypoint *wp;   
00035 
00040   TileIndex GetCenterTile() const
00041   {
00042     if (!this->wp->IsInUse()) return this->wp->xy;
00043 
00044     TileArea ta;
00045     this->wp->GetTileArea(&ta, this->vt == VEH_TRAIN ? STATION_WAYPOINT : STATION_BUOY);
00046     return ta.GetCenterTile();
00047   }
00048 
00049 public:
00055   WaypointWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
00056   {
00057     this->wp = Waypoint::Get(window_number);
00058     this->vt = (wp->string_id == STR_SV_STNAME_WAYPOINT) ? VEH_TRAIN : VEH_SHIP;
00059 
00060     this->CreateNestedTree(desc);
00061     if (this->vt == VEH_TRAIN) {
00062       this->GetWidget<NWidgetCore>(WID_W_SHOW_VEHICLES)->SetDataTip(STR_TRAIN, STR_STATION_VIEW_SCHEDULED_TRAINS_TOOLTIP);
00063       this->GetWidget<NWidgetCore>(WID_W_CENTER_VIEW)->tool_tip = STR_WAYPOINT_VIEW_CENTER_TOOLTIP;
00064       this->GetWidget<NWidgetCore>(WID_W_RENAME)->tool_tip = STR_WAYPOINT_VIEW_CHANGE_WAYPOINT_NAME;
00065     }
00066     this->FinishInitNested(desc, window_number);
00067 
00068     if (this->wp->owner != OWNER_NONE) this->owner = this->wp->owner;
00069     this->flags |= WF_DISABLE_VP_SCROLL;
00070 
00071     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_W_VIEWPORT);
00072     nvp->InitializeViewport(this, this->GetCenterTile(), ZOOM_LVL_VIEWPORT);
00073 
00074     this->OnInvalidateData(0);
00075   }
00076 
00077   ~WaypointWindow()
00078   {
00079     Owner owner = this->owner;
00080 
00081     /* Buoys have no owner and can be used by everyone. Show only 'our' vehicles */
00082     if (!Company::IsValidID(owner)) owner = _local_company;
00083 
00084     /* Well, spectators otoh */
00085     if (Company::IsValidID(owner)) DeleteWindowById(GetWindowClassForVehicleType(this->vt), VehicleListIdentifier(VL_STATION_LIST, this->vt, owner, this->window_number).Pack(), false);
00086   }
00087 
00088   virtual void SetStringParameters(int widget) const
00089   {
00090     if (widget == WID_W_CAPTION) SetDParam(0, this->wp->index);
00091   }
00092 
00093   virtual void OnClick(Point pt, int widget, int click_count)
00094   {
00095     switch (widget) {
00096       case WID_W_CENTER_VIEW: // scroll to location
00097         if (_ctrl_pressed) {
00098           ShowExtraViewPortWindow(this->GetCenterTile());
00099         } else {
00100           ScrollMainWindowToTile(this->GetCenterTile());
00101         }
00102         break;
00103 
00104       case WID_W_RENAME: // rename
00105         SetDParam(0, this->wp->index);
00106         ShowQueryString(STR_WAYPOINT_NAME, STR_EDIT_WAYPOINT_NAME, MAX_LENGTH_STATION_NAME_CHARS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
00107         break;
00108 
00109       case WID_W_SHOW_VEHICLES: // show list of vehicles having this waypoint in their orders
00110         ShowVehicleListWindow(this->owner, this->vt, this->wp->index);
00111         break;
00112     }
00113   }
00114 
00120   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00121   {
00122     if (!gui_scope) return;
00123     /* You can only change your own waypoints */
00124     this->SetWidgetDisabledState(WID_W_RENAME, !this->wp->IsInUse() || (this->wp->owner != _local_company && this->wp->owner != OWNER_NONE));
00125     /* Disable the widget for waypoints with no use */
00126     this->SetWidgetDisabledState(WID_W_SHOW_VEHICLES, !this->wp->IsInUse());
00127 
00128     ScrollWindowToTile(this->GetCenterTile(), this, true);
00129   }
00130 
00131   virtual void OnResize()
00132   {
00133     if (this->viewport != NULL) {
00134       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_W_VIEWPORT);
00135       nvp->UpdateViewportCoordinates(this);
00136       this->wp->UpdateVirtCoord();
00137 
00138       ScrollWindowToTile(this->GetCenterTile(), this, true); // Re-center viewport.
00139     }
00140   }
00141 
00142   virtual void OnQueryTextFinished(char *str)
00143   {
00144     if (str == NULL) return;
00145 
00146     DoCommandP(0, this->window_number, 0, CMD_RENAME_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_CHANGE_WAYPOINT_NAME), NULL, str);
00147   }
00148 
00149 };
00150 
00152 static const NWidgetPart _nested_waypoint_view_widgets[] = {
00153   NWidget(NWID_HORIZONTAL),
00154     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00155     NWidget(WWT_CAPTION, COLOUR_GREY, WID_W_CAPTION), SetDataTip(STR_WAYPOINT_VIEW_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00156     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00157     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00158   EndContainer(),
00159   NWidget(WWT_PANEL, COLOUR_GREY),
00160     NWidget(WWT_INSET, COLOUR_GREY), SetPadding(2, 2, 2, 2),
00161       NWidget(NWID_VIEWPORT, COLOUR_GREY, WID_W_VIEWPORT), SetMinimalSize(256, 88), SetPadding(1, 1, 1, 1), SetResize(1, 1),
00162     EndContainer(),
00163   EndContainer(),
00164   NWidget(NWID_HORIZONTAL),
00165     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_W_CENTER_VIEW), SetMinimalSize(100, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_BUOY_VIEW_CENTER_TOOLTIP),
00166     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_W_RENAME), SetMinimalSize(100, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_RENAME, STR_BUOY_VIEW_CHANGE_BUOY_NAME),
00167     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_W_SHOW_VEHICLES), SetMinimalSize(15, 12), SetDataTip(STR_SHIP, STR_STATION_VIEW_SCHEDULED_SHIPS_TOOLTIP),
00168     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00169   EndContainer(),
00170 };
00171 
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 
00184 void ShowWaypointWindow(const Waypoint *wp)
00185 {
00186   AllocateWindowDescFront<WaypointWindow>(&_waypoint_view_desc, wp->index);
00187 }