# 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->wp->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   0,
    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 }