src/tbtr_template_gui_main.cpp

   1 // mygui.c
   2
   3
   4 //#include "tbtr_mygui.h"
   5 #include <iostream>
   6 #include <stdio.h>
   7
   8
   9 #include "stdafx.h"
  10 #include "command_func.h"
  11 #include "vehicle_gui.h"
  12 #include "newgrf_engine.h"
  13 #include "group.h"
  14 #include "rail.h"
  15 #include "strings_func.h"
  16 #include "window_func.h"
  17 #include "autoreplace_func.h"
  18 #include "company_func.h"
  19 #include "engine_base.h"
  20 #include "window_gui.h"
  21 #include "viewport_func.h"
  22 #include "tilehighlight_func.h"
  23 #include "engine_gui.h"
  24 #include "settings_func.h"
  25 #include "core/geometry_func.hpp"
  26 #include "rail_gui.h"
  27 #include "network/network.h"
  28 #include "zoom_func.h"
  29
  30 #include "table/sprites.h"
  31 #include "table/strings.h"
  32
  33 // test creating pool -> creating vehicles
  34 #include "core/pool_func.hpp"
  35
  36 #include "vehicle_gui_base.h"
  37 #include "vehicle_base.h"
  38 #include "train.h"
  39 #include "vehicle_func.h"
  40
  41 #include "gfx_type.h"
  42
  43 #include "engine_func.h"
  44
  45 // drawing the vehicle length based on occupied tiles
  46 #include "spritecache.h"
  47
  48 #include "tbtr_template_gui_main.h"
  49 #include "tbtr_template_gui_create.h"
  50 #include "tbtr_template_vehicle.h"
  51 //#include "tbtr_template_vehicle_func.h"
  52
  53
  54 typedef GUIList<const Group*> GUIGroupList;
  55
  56
  57 /* template creation */
  58 void ShowTemplateCreationWindow(TileIndex);
  59 void ShowTestWindow();
  60
  61 enum TemplateReplaceWindowWidgets {
  62         TRW_CAPTION,
  63
  64         TRW_WIDGET_INSET_GROUPS,
  65         TRW_WIDGET_TOP_MATRIX,
  66         TRW_WIDGET_TOP_SCROLLBAR,
  67
  68         TRW_WIDGET_INSET_TEMPLATES,
  69         TRW_WIDGET_BOTTOM_MATRIX,
  70         TRW_WIDGET_MIDDLE_SCROLLBAR,
  71         TRW_WIDGET_BOTTOM_SCROLLBAR,
  72
  73         TRW_WIDGET_TMPL_INFO_INSET,
  74         TRW_WIDGET_TMPL_INFO_PANEL,
  75
  76         TRW_WIDGET_TMPL_PRE_BUTTON_FLUFF,
  77
  78         TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REUSE,
  79         TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_KEEP,
  80         TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REFIT,
  81         TRW_WIDGET_TMPL_BUTTONS_CONFIG_RIGHTPANEL,
  82
  83         TRW_WIDGET_TMPL_BUTTONS_DEFINE,
  84         TRW_WIDGET_TMPL_BUTTONS_EDIT,
  85         TRW_WIDGET_TMPL_BUTTONS_CLONE,
  86         TRW_WIDGET_TMPL_BUTTONS_DELETE,
  87         TRW_WIDGET_TMPL_BUTTONS_EDIT_RIGHTPANEL,
  88
  89         TRW_WIDGET_TITLE_INFO_GROUP,
  90         TRW_WIDGET_TITLE_INFO_TEMPLATE,
  91
  92         TRW_WIDGET_INFO_GROUP,
  93         TRW_WIDGET_INFO_TEMPLATE,
  94
  95         TRW_WIDGET_TMPL_BUTTONS_SPACER,
  96
  97         TRW_WIDGET_START,
  98         TRW_WIDGET_TRAIN_FLUFF_LEFT,
  99         TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN,
 100         TRW_WIDGET_TRAIN_FLUFF_RIGHT,
 101         TRW_WIDGET_STOP,
 102
 103         TRW_WIDGET_SEL_TMPL_DISPLAY_CREATE,
 104 };
 105
 106
 107 static const NWidgetPart _widgets[] = {
 108         // Title bar
 109         NWidget(NWID_HORIZONTAL),
 110                 NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 111                 NWidget(WWT_CAPTION, COLOUR_GREY, TRW_CAPTION), SetDataTip(STR_TMPL_RPL_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 112                 NWidget(WWT_SHADEBOX, COLOUR_GREY),
 113                 NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
 114                 NWidget(WWT_STICKYBOX, COLOUR_GREY),
 115         EndContainer(),
 116         //Top Matrix
 117         NWidget(NWID_VERTICAL),
 118                 NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_INSET_GROUPS), SetMinimalTextLines(1, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM), SetResize(1, 0), EndContainer(),
 119                 NWidget(NWID_HORIZONTAL),
 120                         NWidget(WWT_MATRIX, COLOUR_GREY, TRW_WIDGET_TOP_MATRIX), SetMinimalSize(216, 0), SetFill(1, 1), SetDataTip(0x1, STR_REPLACE_HELP_LEFT_ARRAY), SetResize(1, 0), SetScrollbar(TRW_WIDGET_TOP_SCROLLBAR),
 121                         NWidget(NWID_VSCROLLBAR, COLOUR_GREY, TRW_WIDGET_TOP_SCROLLBAR),
 122                 EndContainer(),
 123         EndContainer(),
 124         // Template Display
 125         NWidget(NWID_VERTICAL),
 126                 NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_INSET_TEMPLATES), SetMinimalTextLines(1, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM), SetResize(1, 0), EndContainer(),
 127                 NWidget(NWID_HORIZONTAL),
 128                         NWidget(WWT_MATRIX, COLOUR_GREY, TRW_WIDGET_BOTTOM_MATRIX), SetMinimalSize(216, 0), SetFill(1, 1), SetDataTip(0x1, STR_REPLACE_HELP_RIGHT_ARRAY), SetResize(1, 1), SetScrollbar(TRW_WIDGET_MIDDLE_SCROLLBAR),
 129                         NWidget(NWID_VSCROLLBAR, COLOUR_GREY, TRW_WIDGET_MIDDLE_SCROLLBAR),
 130                 EndContainer(),
 131         EndContainer(),
 132         // Info Area
 133         NWidget(NWID_VERTICAL),
 134                 NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TMPL_INFO_INSET), SetMinimalTextLines(1, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM), SetResize(1,0), EndContainer(),
 135                 NWidget(NWID_HORIZONTAL),
 136                         NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TMPL_INFO_PANEL), SetMinimalSize(216,120), SetResize(1,0), SetScrollbar(TRW_WIDGET_BOTTOM_SCROLLBAR), EndContainer(),
 137                         NWidget(NWID_VSCROLLBAR, COLOUR_GREY, TRW_WIDGET_BOTTOM_SCROLLBAR),
 138                 EndContainer(),
 139         EndContainer(),
 140         // Control Area
 141         NWidget(NWID_VERTICAL),
 142                 // Spacing
 143                 NWidget(WWT_INSET, COLOUR_GREY, TRW_WIDGET_TMPL_PRE_BUTTON_FLUFF), SetMinimalSize(139, 12), SetResize(1,0), EndContainer(),
 144                 // Config buttons
 145                 NWidget(NWID_HORIZONTAL),
 146                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REUSE), SetMinimalSize(150,12), SetResize(0,0), SetDataTip(STR_TMPL_SET_USEDEPOT, STR_TMPL_SET_USEDEPOT_TIP),
 147                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_KEEP), SetMinimalSize(150,12), SetResize(0,0), SetDataTip(STR_TMPL_SET_KEEPREMAINDERS, STR_TMPL_SET_KEEPREMAINDERS_TIP),
 148                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REFIT), SetMinimalSize(150,12), SetResize(0,0), SetDataTip(STR_TMPL_SET_REFIT, STR_TMPL_SET_REFIT_TIP),
 149                         NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_CONFIG_RIGHTPANEL), SetMinimalSize(12,12), SetResize(1,0), EndContainer(),
 150                 EndContainer(),
 151                 // Edit buttons
 152                 NWidget(NWID_HORIZONTAL),
 153                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_DEFINE), SetMinimalSize(75,12), SetResize(0,0), SetDataTip(STR_TMPL_DEFINE_TEMPLATE, STR_TMPL_DEFINE_TEMPLATE),
 154                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_EDIT), SetMinimalSize(75,12), SetResize(0,0), SetDataTip(STR_TMPL_EDIT_TEMPLATE, STR_TMPL_EDIT_TEMPLATE),
 155                         NWidget(WWT_TEXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_CLONE), SetMinimalSize(75,12), SetResize(0,0), SetDataTip(STR_TMPL_CREATE_CLONE_VEH, STR_TMPL_CREATE_CLONE_VEH),
 156                         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_DELETE), SetMinimalSize(75,12), SetResize(0,0), SetDataTip(STR_TMPL_DELETE_TEMPLATE, STR_TMPL_DELETE_TEMPLATE),
 157                         /*NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_RPLALL), SetMinimalSize(150,12), SetResize(0,0), SetDataTip(STR_TMPL_RPL_ALL_TMPL, STR_TMPL_RPL_ALL_TMPL),*/
 158                         NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TMPL_BUTTONS_EDIT_RIGHTPANEL), SetMinimalSize(50,12), SetResize(1,0), EndContainer(),
 159                 EndContainer(),
 160         EndContainer(),
 161         // Start/Stop buttons
 162         NWidget(NWID_HORIZONTAL),
 163                 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_START), SetMinimalSize(150, 12), SetDataTip(STR_TMPL_RPL_START, STR_REPLACE_ENGINE_WAGON_SELECT_HELP),
 164                 NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TRAIN_FLUFF_LEFT), SetMinimalSize(15, 12), EndContainer(),
 165                 NWidget(WWT_DROPDOWN, COLOUR_GREY, TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(0x0, STR_REPLACE_HELP_RAILTYPE), SetResize(1, 0),
 166                 NWidget(WWT_PANEL, COLOUR_GREY, TRW_WIDGET_TRAIN_FLUFF_RIGHT), SetMinimalSize(16, 12), EndContainer(),
 167                 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, TRW_WIDGET_STOP), SetMinimalSize(150, 12), SetDataTip(STR_TMPL_RPL_STOP, STR_REPLACE_REMOVE_WAGON_HELP),
 168                 NWidget(WWT_RESIZEBOX, COLOUR_GREY),
 169         EndContainer(),
 170 };
 171
 172 static WindowDesc _replace_rail_vehicle_desc(
 173         WDP_AUTO,
 174         "template replace window",
 175         456, 156,
 176         WC_TEMPLATEGUI_MAIN,
 177         WC_NONE,                                        // parent window class
 178         WDF_CONSTRUCTION,
 179         _widgets, lengthof(_widgets)
 180 );
 181
 182 class TemplateReplaceWindow : public Window {
 183 private:
 184
 185         GUIGroupList groups;             ///< List of groups
 186         byte unitnumber_digits;
 187
 188         SmallVector<int, 16> indents; ///< Indentation levels
 189
 190         short line_height;
 191         short matrixContentLeftMargin;
 192
 193         int details_height;           ///< Minimal needed height of the details panels (found so far).
 194         RailType sel_railtype;        ///< Type of rail tracks selected.
 195         Scrollbar *vscroll[3];
 196         // listing/sorting continued
 197         GUITemplateList templates;
 198         GUITemplateList::SortFunction **template_sorter_funcs;
 199
 200         short selected_template_index;
 201         short selected_group_index;
 202
 203         bool editInProgress;
 204
 205 public:
 206         TemplateReplaceWindow(WindowDesc *wdesc, byte dig, int step_h) : Window(wdesc)
 207         {
 208                 // listing/sorting
 209                 templates.SetSortFuncs(this->template_sorter_funcs);
 210
 211                 // From BaseVehicleListWindow
 212                 this->unitnumber_digits = dig;
 213
 214                 /* Find the most used vehicle type, which is usually
 215                  * better than 'just' the first/previous vehicle type. */
 216                 uint type_count[RAILTYPE_END];
 217                 memset(type_count, 0, sizeof(type_count));
 218
 219                 const Engine *e;
 220                 FOR_ALL_ENGINES_OF_TYPE(e, VEH_TRAIN) {
 221                         if (e->u.rail.railveh_type == RAILVEH_WAGON) continue;
 222                         type_count[e->u.rail.railtype] += GetGroupNumEngines(_local_company, ALL_GROUP, e->index);
 223                 }
 224
 225                 this->sel_railtype = INVALID_RAILTYPE;
 226
 227                 this->details_height   = 10 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
 228
 229                 this->line_height = step_h;
 230
 231                 this->CreateNestedTree(wdesc != nullptr);
 232                 this->vscroll[0] = this->GetScrollbar(TRW_WIDGET_TOP_SCROLLBAR);
 233                 this->vscroll[1] = this->GetScrollbar(TRW_WIDGET_MIDDLE_SCROLLBAR);
 234                 this->vscroll[2] = this->GetScrollbar(TRW_WIDGET_BOTTOM_SCROLLBAR);
 235                 this->FinishInitNested(VEH_TRAIN);
 236
 237                 this->owner = _local_company;
 238
 239                 this->groups.ForceRebuild();
 240                 this->groups.NeedResort();
 241                 this->BuildGroupList(_local_company);
 242
 243                 this->matrixContentLeftMargin = 40;
 244                 this->selected_template_index = -1;
 245                 this->selected_group_index = -1;
 246
 247                 this->UpdateButtonState();
 248
 249                 this->editInProgress = false;
 250
 251                 //this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_RPLALL, _networking);
 252
 253                 this->templates.ForceRebuild();
 254
 255                 BuildTemplateGuiList(&this->templates, this->vscroll[1], this->owner, this->sel_railtype);
 256         }
 257
 258         ~TemplateReplaceWindow() {
 259                 DeleteWindowById(WC_CREATE_TEMPLATE, this->window_number);
 260         }
 261
 262         virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 263         {
 264                 switch (widget) {
 265                         case TRW_WIDGET_TOP_MATRIX:
 266                                 resize->height = GetVehicleListHeight(VEH_TRAIN, FONT_HEIGHT_NORMAL + WD_MATRIX_TOP) / 2;
 267                                 size->height = 8 * resize->height;
 268                                 break;
 269                         case TRW_WIDGET_BOTTOM_MATRIX:
 270                                 resize->height = GetVehicleListHeight(VEH_TRAIN, FONT_HEIGHT_NORMAL + WD_MATRIX_TOP);
 271                                 size->height = 4 * resize->height;
 272                                 break;
 273                         case TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN: {
 274                                 Dimension d = {0, 0};
 275                                 for (RailType rt = RAILTYPE_BEGIN; rt != RAILTYPE_END; rt++) {
 276                                         const RailtypeInfo *rti = GetRailTypeInfo(rt);
 277                                         // Skip rail type if it has no label
 278                                         if (rti->label == 0) continue;
 279                                         d = maxdim(d, GetStringBoundingBox(rti->strings.replace_text));
 280                                 }
 281                                 d.width += padding.width;
 282                                 d.height += padding.height;
 283                                 *size = maxdim(*size, d);
 284                                 break;
 285                         }
 286                         default:
 287                                 size->width = ScaleGUITrad(size->width);
 288                                 break;
 289                 }
 290         }
 291
 292         virtual void SetStringParameters(int widget) const
 293         {
 294                 switch (widget) {
 295                         case TRW_CAPTION:
 296                                 SetDParam(0, STR_TMPL_RPL_TITLE);
 297                                 break;
 298                 }
 299         }
 300
 301         virtual void DrawWidget(const Rect &r, int widget) const
 302         {
 303                 switch (widget) {
 304                         case TRW_WIDGET_TOP_MATRIX: {
 305                                 DrawAllGroupsFunction(this->line_height, r);
 306                                 break;
 307                         }
 308                         case TRW_WIDGET_BOTTOM_MATRIX: {
 309                                 DrawTemplateList(this->line_height, r);
 310                                 break;
 311                         }
 312                         case TRW_WIDGET_TMPL_INFO_PANEL: {
 313                                 DrawTemplateInfo(this->line_height, r);
 314                                 break;
 315                         }
 316                         case TRW_WIDGET_INSET_GROUPS: {
 317                                 DrawString(r.left + 2, r.right - 2, r.top + 2, STR_TMPL_MAINGUI_DEFINEDGROUPS);
 318                                 break;
 319                         }
 320                         case TRW_WIDGET_INSET_TEMPLATES: {
 321                                 DrawString(r.left + 2, r.right - 2, r.top + 2, STR_TMPL_AVAILABLE_TEMPLATES);
 322                                 break;
 323                         }
 324                         case TRW_WIDGET_TMPL_INFO_INSET: {
 325                                 DrawString(r.left + 2, r.right - 2, r.top + 2, STR_TMPL_TEMPLATE_INFO);
 326                                 break;
 327                         }
 328                 }
 329         }
 330
 331         virtual void OnPaint()
 332         {
 333                 BuildTemplateGuiList(&this->templates, this->vscroll[1], this->owner, this->sel_railtype);
 334
 335                 this->BuildGroupList(_local_company);
 336
 337                 /* sets the colour of that art thing */
 338                 this->GetWidget<NWidgetCore>(TRW_WIDGET_TRAIN_FLUFF_LEFT)->colour  = _company_colours[_local_company];
 339                 this->GetWidget<NWidgetCore>(TRW_WIDGET_TRAIN_FLUFF_RIGHT)->colour = _company_colours[_local_company];
 340
 341                 /* Show the selected railtype in the pulldown menu */
 342                 this->GetWidget<NWidgetCore>(TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN)->widget_data =
 343                         (sel_railtype == INVALID_RAILTYPE) ? STR_REPLACE_ALL_RAILTYPE : GetRailTypeInfo(sel_railtype)->strings.replace_text;
 344
 345
 346                 if ((this->selected_template_index < 0) || (this->selected_template_index >= (short)this->templates.Length())) {
 347                         this->vscroll[2]->SetCount(24);
 348                 } else {
 349                         const TemplateVehicle *tmp = this->templates[this->selected_template_index];
 350
 351                         uint min_height = 30;
 352                         uint height = 30;
 353                         CargoArray cargo_caps;
 354                         short count_columns = 0;
 355                         short max_columns = 2;
 356
 357                         for ( ; tmp; tmp=tmp->Next()) {
 358                                 cargo_caps[tmp->cargo_type] += tmp->cargo_cap;
 359                         }
 360
 361                         for (CargoID i = 0; i < NUM_CARGO; ++i) {
 362                                 if ( cargo_caps[i] > 0 ) {
 363                                         if (count_columns % max_columns == 0) {
 364                                                 height += this->line_height/3;
 365                                         }
 366
 367                                         ++count_columns;
 368                                 }
 369                         }
 370
 371                         min_height = max(min_height, height);
 372                         this->vscroll[2]->SetCount(min_height);
 373                 }
 374
 375                 this->DrawWidgets();
 376         }
 377
 378         virtual void OnClick(Point pt, int widget, int click_count)
 379         {
 380                 if ( this->editInProgress ) return;
 381
 382                 switch (widget) {
 383                         case TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REUSE: {
 384                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length())) {
 385                                         uint32 template_index = ((this->templates)[selected_template_index])->index;
 386
 387                                         DoCommandP(0, template_index, 0, CMD_TOGGLE_REUSE_DEPOT_VEHICLES, nullptr);
 388                                 }
 389                                 break;
 390                         }
 391                         case TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_KEEP: {
 392                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length())) {
 393                                         uint32 template_index = ((this->templates)[selected_template_index])->index;
 394
 395                                         DoCommandP(0, template_index, 0, CMD_TOGGLE_KEEP_REMAINING_VEHICLES, nullptr);
 396                                 }
 397                                 break;
 398                         }
 399                         case TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REFIT: {
 400                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length())) {
 401                                         uint32 template_index = ((this->templates)[selected_template_index])->index;
 402
 403                                         DoCommandP(0, template_index, 0, CMD_TOGGLE_REFIT_AS_TEMPLATE, nullptr);
 404                                 }
 405                                 break;
 406                         }
 407                         case TRW_WIDGET_TMPL_BUTTONS_DEFINE: {
 408                                 editInProgress = true;
 409                                 ShowTemplateCreateWindow(0, &editInProgress, this->line_height);
 410                                 UpdateButtonState();
 411                                 break;
 412                         }
 413                         case TRW_WIDGET_TMPL_BUTTONS_EDIT: {
 414                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length())) {
 415                                         editInProgress = true;
 416                                         TemplateVehicle *sel = TemplateVehicle::Get(((this->templates)[selected_template_index])->index);
 417                                         ShowTemplateCreateWindow(sel, &editInProgress, this->line_height);
 418                                         UpdateButtonState();
 419                                 }
 420                                 break;
 421                         }
 422                         case TRW_WIDGET_TMPL_BUTTONS_CLONE: {
 423                                 this->SetWidgetDirty(TRW_WIDGET_TMPL_BUTTONS_CLONE);
 424                                 this->ToggleWidgetLoweredState(TRW_WIDGET_TMPL_BUTTONS_CLONE);
 425
 426                                 if (this->IsWidgetLowered(TRW_WIDGET_TMPL_BUTTONS_CLONE)) {
 427                                         static const CursorID clone_icon =      SPR_CURSOR_CLONE_TRAIN;
 428                                         SetObjectToPlaceWnd(clone_icon, PAL_NONE, HT_VEHICLE, this);
 429                                 } else {
 430                                         ResetObjectToPlace();
 431                                 }
 432                                 break;
 433                         }
 434                         case TRW_WIDGET_TMPL_BUTTONS_DELETE:
 435                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length()) && !editInProgress) {
 436
 437                                         uint32 template_index = ((this->templates)[selected_template_index])->index;
 438
 439                                         bool succeeded = DoCommandP(0, template_index, 0, CMD_DELETE_TEMPLATE_VEHICLE, nullptr);
 440
 441                                         if (succeeded) {
 442                                                 BuildTemplateGuiList(&this->templates, this->vscroll[1], this->owner, this->sel_railtype);
 443                                                 selected_template_index = -1;
 444                                         }
 445                                 }
 446                                 break;
 447                         //case TRW_WIDGET_TMPL_BUTTONS_RPLALL: {
 448                         //      ShowTemplateReplaceAllGui();
 449                         //      break;
 450                         //}
 451                         case TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN: // Railtype selection dropdown menu
 452                                 ShowDropDownList(this, GetRailTypeDropDownList(true, true), sel_railtype, TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN);
 453                                 break;
 454
 455                         case TRW_WIDGET_TOP_MATRIX: {
 456                                 uint16 newindex = (uint16)((pt.y - this->nested_array[TRW_WIDGET_TOP_MATRIX]->pos_y) / (this->line_height/2) ) + this->vscroll[0]->GetPosition();
 457                                 if ( newindex == this->selected_group_index || newindex >= this->groups.Length() ) {
 458                                         this->selected_group_index = -1;
 459                                 }
 460                                 else if ((newindex >= 0) && (newindex < this->groups.Length())) {
 461                                         this->selected_group_index = newindex;
 462                                 }
 463                                 this->UpdateButtonState();
 464                                 break;
 465                         }
 466                         case TRW_WIDGET_BOTTOM_MATRIX: {
 467                                 uint16 newindex = (uint16)((pt.y - this->nested_array[TRW_WIDGET_BOTTOM_MATRIX]->pos_y) / this->line_height) + this->vscroll[1]->GetPosition();
 468                                 if ( newindex == this->selected_template_index || newindex >= templates.Length() ) {
 469                                         this->selected_template_index = -1;
 470                                 }
 471                                 else if ((newindex >= 0) && (newindex < templates.Length())) {
 472                                         this->selected_template_index = newindex;
 473                                 }
 474                                 this->UpdateButtonState();
 475                                 break;
 476                         }
 477                         case TRW_WIDGET_START: {
 478                                 if ((this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length()) &&
 479                                     (this->selected_group_index >= 0) && (this->selected_group_index < (short)this->groups.Length())) {
 480                                         uint32 tv_index = ((this->templates)[selected_template_index])->index;
 481                                         int current_group_index = (this->groups)[this->selected_group_index]->index;
 482
 483                                         DoCommandP(0, current_group_index, tv_index, CMD_ISSUE_TEMPLATE_REPLACEMENT, nullptr);
 484                                         this->UpdateButtonState();
 485                                 }
 486                                 break;
 487                         }
 488                         case TRW_WIDGET_STOP:
 489                                 if ((this->selected_group_index < 0) || (this->selected_group_index >= (short)this->groups.Length()))
 490                                         return;
 491
 492                                 int current_group_index = (this->groups)[this->selected_group_index]->index;
 493
 494                                 DoCommandP(0, current_group_index, 0, CMD_DELETE_TEMPLATE_REPLACEMENT, nullptr);
 495                                 this->UpdateButtonState();
 496                                 break;
 497                 }
 498                 this->SetDirty();
 499         }
 500
 501         virtual bool OnVehicleSelect(const Vehicle *v)
 502         {
 503                 bool succeeded = DoCommandP(0, v->index, 0, CMD_CLONE_TEMPLATE_VEHICLE_FROM_TRAIN | CMD_MSG(STR_TMPL_CANT_CREATE), nullptr);
 504
 505                 if (!succeeded) return false;
 506
 507                 BuildTemplateGuiList(&this->templates, vscroll[1], _local_company, this->sel_railtype);
 508                 this->ToggleWidgetLoweredState(TRW_WIDGET_TMPL_BUTTONS_CLONE);
 509                 ResetObjectToPlace();
 510                 this->SetDirty();
 511
 512                 return true;
 513         }
 514
 515         virtual void OnPlaceObjectAbort()
 516         {
 517                 this->RaiseButtons();
 518         }
 519
 520         virtual void OnDropdownSelect(int widget, int index)
 521         {
 522                 RailType temp = (RailType)index;
 523                 if (temp == this->sel_railtype) return; // we didn't select a new one. No need to change anything
 524                 this->sel_railtype = temp;
 525                 /* Reset scrollbar positions */
 526                 this->vscroll[0]->SetPosition(0);
 527                 this->vscroll[1]->SetPosition(0);
 528                 BuildTemplateGuiList(&this->templates, this->vscroll[1], this->owner, this->sel_railtype);
 529                 this->SetDirty();
 530         }
 531
 532         virtual void OnResize()
 533         {
 534                 /* Top Matrix */
 535                 NWidgetCore *nwi = this->GetWidget<NWidgetCore>(TRW_WIDGET_TOP_MATRIX);
 536                 this->vscroll[0]->SetCapacityFromWidget(this, TRW_WIDGET_TOP_MATRIX);
 537                 nwi->widget_data = (this->vscroll[0]->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 538                 /* Bottom Matrix */
 539                 NWidgetCore *nwi2 = this->GetWidget<NWidgetCore>(TRW_WIDGET_BOTTOM_MATRIX);
 540                 this->vscroll[1]->SetCapacityFromWidget(this, TRW_WIDGET_BOTTOM_MATRIX);
 541                 nwi2->widget_data = (this->vscroll[1]->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 542                 /* Info panel */
 543                 NWidgetCore *nwi3 = this->GetWidget<NWidgetCore>(TRW_WIDGET_TMPL_INFO_PANEL);
 544                 this->vscroll[2]->SetCapacity(nwi3->current_y);
 545         }
 546
 547         virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
 548         {
 549                 this->groups.ForceRebuild();
 550                 this->templates.ForceRebuild();
 551                 this->UpdateButtonState();
 552                 this->SetDirty();
 553         }
 554
 555         /** For a given group (id) find the template that is issued for template replacement for this group and return this template's index
 556          *  from the gui list */
 557         short FindTemplateIndexForGroup(short gid) const
 558         {
 559                 TemplateReplacement *tr = GetTemplateReplacementByGroupID(gid);
 560                 if ( !tr )
 561                         return -1;
 562
 563                 for ( uint32 i=0; i<this->templates.Length(); ++i )
 564                         if ( templates[i]->index == tr->sel_template )
 565                                 return i;
 566                 return -1;
 567         }
 568
 569         void AddParents(GUIGroupList *source, GroupID parent, int indent)
 570         {
 571                 for (const Group **g = source->Begin(); g != source->End(); g++) {
 572                         if ((*g)->parent == parent) {
 573                                 *this->groups.Append() = *g;
 574                                 *this->indents.Append() = indent;
 575                                 AddParents(source, (*g)->index, indent + 1);
 576                         }
 577                 }
 578         }
 579
 580                 /** Sort the groups by their name */
 581         static int CDECL GroupNameSorter(const Group * const *a, const Group * const *b)
 582         {
 583                 static const Group *last_group[2] = { nullptr, nullptr };
 584                 static char         last_name[2][64] = { "", "" };
 585
 586                 if (*a != last_group[0]) {
 587                         last_group[0] = *a;
 588                         SetDParam(0, (*a)->index);
 589                         GetString(last_name[0], STR_GROUP_NAME, lastof(last_name[0]));
 590                 }
 591
 592                 if (*b != last_group[1]) {
 593                         last_group[1] = *b;
 594                         SetDParam(0, (*b)->index);
 595                         GetString(last_name[1], STR_GROUP_NAME, lastof(last_name[1]));
 596                 }
 597
 598                 int r = strnatcmp(last_name[0], last_name[1]); // Sort by name (natural sorting).
 599                 if (r == 0) return (*a)->index - (*b)->index;
 600                 return r;
 601         }
 602
 603         void BuildGroupList(Owner owner)
 604         {
 605                 if (!this->groups.NeedRebuild()) return;
 606
 607                 this->groups.Clear();
 608                 this->indents.Clear();
 609
 610                 GUIGroupList list;
 611
 612                 const Group *g;
 613                 FOR_ALL_GROUPS(g) {
 614                         if (g->owner == owner && g->vehicle_type == VEH_TRAIN) {
 615                                 *list.Append() = g;
 616                         }
 617                 }
 618
 619                 list.ForceResort();
 620                 list.Sort(&GroupNameSorter);
 621
 622                 AddParents(&list, INVALID_GROUP, 0);
 623
 624                 this->groups.Compact();
 625                 this->groups.RebuildDone();
 626                 this->vscroll[0]->SetCount(groups.Length());
 627         }
 628
 629         void DrawAllGroupsFunction(int line_height, const Rect &r) const
 630         {
 631                 int left = r.left + WD_MATRIX_LEFT;
 632                 int right = r.right - WD_MATRIX_RIGHT;
 633                 int y = r.top;
 634                 int max = min(this->vscroll[0]->GetPosition() + this->vscroll[0]->GetCapacity(), this->groups.Length());
 635
 636                 /* Then treat all groups defined by/for the current company */
 637                 for ( int i=this->vscroll[0]->GetPosition(); i<max; ++i ) {
 638                         const Group *g = (this->groups)[i];
 639                         short g_id = g->index;
 640
 641                         /* Fill the background of the current cell in a darker tone for the currently selected template */
 642                         if ( this->selected_group_index == i ) {
 643                                 GfxFillRect(r.left + 1, y, r.right, y + (this->line_height) / 2, _colour_gradient[COLOUR_GREY][3]);
 644                         }
 645
 646                         int text_y = y + ScaleGUITrad(3);
 647
 648                         SetDParam(0, g_id);
 649                         StringID str = STR_GROUP_NAME;
 650                         DrawString(left + ScaleGUITrad(30 + this->indents[i] * 10), right, text_y, str, TC_BLACK);
 651
 652                         /* Draw the template in use for this group, if there is one */
 653                         short template_in_use = FindTemplateIndexForGroup(g_id);
 654                         if ( template_in_use >= 0 ) {
 655                                 SetDParam(0, template_in_use);
 656                                 DrawString(right - ScaleGUITrad(600), right, text_y, STR_TMPL_GROUP_USES_TEMPLATE, TC_BLACK, SA_HOR_CENTER);
 657                         }
 658                         /* If there isn't a template applied from the current group, check if there is one for another rail type */
 659                         else if ( GetTemplateReplacementByGroupID(g_id) ) {
 660                                 DrawString(right - ScaleGUITrad(600), right, text_y, STR_TMPL_TMPLRPL_EX_DIFF_RAILTYPE, TC_SILVER, SA_HOR_CENTER);
 661                         }
 662
 663                         /* Draw the number of trains that still need to be treated by the currently selected template replacement */
 664                         TemplateReplacement *tr = GetTemplateReplacementByGroupID(g_id);
 665                         if ( tr ) {
 666                                 TemplateVehicle *tv = TemplateVehicle::Get(tr->sel_template);
 667                                 int num_trains = NumTrainsNeedTemplateReplacement(g_id, tv);
 668                                 // Draw text
 669                                 TextColour color = TC_GREY;
 670                                 if ( num_trains ) color = TC_BLACK;
 671                                 DrawString(left, right - ScaleGUITrad(16), text_y, STR_TMPL_NUM_TRAINS_NEED_RPL, color, SA_RIGHT);
 672                                 // Draw number
 673                                 if ( num_trains ) color = TC_ORANGE;
 674                                 else color = TC_GREY;
 675                                 SetDParam(0, num_trains);
 676                                 DrawString(left, right - ScaleGUITrad(4), text_y, STR_JUST_INT, color, SA_RIGHT);
 677                         }
 678
 679                         y+=line_height / 2;
 680                 }
 681         }
 682
 683         void DrawTemplateList(int line_height, const Rect &r) const
 684         {
 685                 int left = r.left;
 686                 int right = r.right;
 687                 int y = r.top;
 688
 689                 Scrollbar *draw_vscroll = vscroll[1];
 690                 uint max = min(draw_vscroll->GetPosition() + draw_vscroll->GetCapacity(), this->templates.Length());
 691
 692                 const TemplateVehicle *v;
 693                 for ( uint i = draw_vscroll->GetPosition(); i < max; ++i) {
 694
 695                         v = (this->templates)[i];
 696
 697                         /* Fill the background of the current cell in a darker tone for the currently selected template */
 698                         if ( this->selected_template_index == (int32)i ) {
 699                                 GfxFillRect(left + 1, y, right, y + this->line_height, _colour_gradient[COLOUR_GREY][3]);
 700                         }
 701
 702                         /* Draw the template */
 703                         DrawTemplate(v, left + ScaleGUITrad(36), right - ScaleGUITrad(24), y);
 704
 705                         /* Draw a notification string for chains that are not runnable */
 706                         if ( v->IsFreeWagonChain() ) {
 707                                 DrawString(left, right - ScaleGUITrad(24), y + ScaleGUITrad(2), STR_TMPL_WARNING_FREE_WAGON, TC_RED, SA_RIGHT);
 708                         }
 709
 710                         /* Draw the template's length in tile-units */
 711                         SetDParam(0, v->GetRealLength());
 712                         SetDParam(1, 1);
 713                         DrawString(left, right - ScaleGUITrad(4), y + ScaleGUITrad(2), STR_TINY_BLACK_DECIMAL, TC_BLACK, SA_RIGHT);
 714
 715                         int bottom_edge = y + line_height - FONT_HEIGHT_SMALL - WD_FRAMERECT_BOTTOM - ScaleGUITrad(4);
 716
 717                         /* Buying cost */
 718                         SetDParam(0, CalculateOverallTemplateCost(v));
 719                         DrawString(left + ScaleGUITrad(35), right, bottom_edge, STR_TMPL_TEMPLATE_OVR_VALUE_notinyfont, TC_BLUE, SA_LEFT);
 720
 721                         /* Index of current template vehicle in the list of all templates for its company */
 722                         SetDParam(0, i);
 723                         DrawString(left + ScaleGUITrad(5), left + ScaleGUITrad(25), y + ScaleGUITrad(2), STR_BLACK_INT, TC_BLACK, SA_RIGHT);
 724
 725                         /* Draw whether the current template is in use by any group */
 726                         if ( v->NumGroupsUsingTemplate() > 0 ) {
 727                                 DrawString(left + ScaleGUITrad(35), right, bottom_edge - FONT_HEIGHT_SMALL - ScaleGUITrad(3),
 728                                         STR_TMP_TEMPLATE_IN_USE, TC_GREEN, SA_LEFT);
 729                         }
 730
 731                         /* Draw information about template configuration settings */
 732                         TextColour color;
 733                         if ( v->IsSetReuseDepotVehicles() ) color = TC_LIGHT_BLUE;
 734                         else color = TC_GREY;
 735                         DrawString(right - ScaleGUITrad(275), right, bottom_edge, STR_TMPL_CONFIG_USEDEPOT, color, SA_LEFT);
 736
 737                         if (v->IsSetKeepRemainingVehicles()) color = TC_LIGHT_BLUE;
 738                         else color = TC_GREY;
 739                         DrawString(right - ScaleGUITrad(175), right, bottom_edge, STR_TMPL_CONFIG_KEEPREMAINDERS, color, SA_LEFT);
 740
 741                         if (v->IsSetRefitAsTemplate()) color = TC_LIGHT_BLUE;
 742                         else color = TC_GREY;
 743                         DrawString(right - ScaleGUITrad(75), right, bottom_edge, STR_TMPL_CONFIG_REFIT, color, SA_LEFT);
 744
 745                         y += line_height;
 746                 }
 747         }
 748
 749         void DrawTemplateInfo(int line_height, const Rect &r) const
 750         {
 751                 if ((this->selected_template_index < 0) || (this->selected_template_index >= (short)this->templates.Length()))
 752                         return;
 753
 754
 755                 DrawPixelInfo tmp_dpi, *old_dpi;
 756
 757                 if (!FillDrawPixelInfo(&tmp_dpi, r.left, r.top, r.right - r.left, r.bottom - r.top))
 758                         return;
 759
 760                 old_dpi = _cur_dpi;
 761                 _cur_dpi = &tmp_dpi;
 762
 763                 const TemplateVehicle *tmp = this->templates[this->selected_template_index];
 764
 765                 double tractive_effort_loaded = tmp->weight * 17;
 766                 double power = tmp->power * 746ll;
 767                 double max_te = tmp->max_te;
 768                 uint16 loaded_max_speed = min(tmp->max_speed, (tractive_effort_loaded == 0 || tractive_effort_loaded > max_te) ? 0 : (3.6 * (power / tractive_effort_loaded)));
 769
 770                 /* Draw vehicle performance info */
 771                 SetDParam(0, tmp->weight);
 772                 SetDParam(1, tmp->power);
 773                 SetDParam(2, loaded_max_speed);
 774                 SetDParam(3, tmp->max_te / 1000);
 775                 DrawString(8, r.right, ScaleGUITrad(4) - this->vscroll[2]->GetPosition(), STR_VEHICLE_INFO_LOADED_WEIGHT_POWER_MAX_SPEED_MAX_TE);
 776
 777                 /* Draw cargo summary */
 778                 short top = ScaleGUITrad(30) - this->vscroll[2]->GetPosition();
 779                 short left = ScaleGUITrad(8);
 780                 short count_columns = 0;
 781                 short max_columns = 2;
 782
 783                 CargoArray cargo_caps;
 784                 for ( ; tmp; tmp=tmp->Next() )
 785                         cargo_caps[tmp->cargo_type] += tmp->cargo_cap;
 786                 int x = left;
 787                 for (CargoID i = 0; i < NUM_CARGO; ++i) {
 788                         if ( cargo_caps[i] > 0 ) {
 789                                 count_columns++;
 790                                 SetDParam(0, i);
 791                                 SetDParam(1, cargo_caps[i]);
 792                                 SetDParam(2, _settings_game.vehicle.freight_trains);
 793                                 DrawString(x, r.right, top, FreightWagonMult(i) > 1 ? STR_TMPL_CARGO_SUMMARY_MULTI : STR_TMPL_CARGO_SUMMARY, TC_LIGHT_BLUE, SA_LEFT);
 794                                 x += ScaleGUITrad(250);
 795                                 if ( count_columns % max_columns == 0 ) {
 796                                         x = left;
 797                                         top += this->line_height/3;
 798                                 }
 799                         }
 800                 }
 801
 802                 _cur_dpi = old_dpi;
 803         }
 804
 805         void UpdateButtonState()
 806         {
 807                 bool selected_ok = (this->selected_template_index >= 0) && (this->selected_template_index < (short)this->templates.Length());
 808                 bool group_ok = (this->selected_group_index >= 0) && (this->selected_group_index < (short)this->groups.Length());
 809
 810                 short g_id = -1;
 811                 if (group_ok) {
 812                         const Group *g = (this->groups)[this->selected_group_index];
 813                         g_id = g->index;
 814                 }
 815
 816                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_EDIT, this->editInProgress || !selected_ok);
 817                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_DELETE, this->editInProgress || !selected_ok);
 818                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REUSE, this->editInProgress || !selected_ok);
 819                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_KEEP, this->editInProgress || !selected_ok);
 820                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_CONFIGTMPL_REFIT, this->editInProgress || !selected_ok);
 821
 822                 this->SetWidgetDisabledState(TRW_WIDGET_START, this->editInProgress || !(selected_ok && group_ok && FindTemplateIndexForGroup(g_id) != this->selected_template_index));
 823                 this->SetWidgetDisabledState(TRW_WIDGET_STOP, this->editInProgress || !(group_ok && GetTemplateReplacementByGroupID(g_id) != nullptr));
 824
 825                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_DEFINE, this->editInProgress);
 826                 this->SetWidgetDisabledState(TRW_WIDGET_TMPL_BUTTONS_CLONE, this->editInProgress);
 827                 this->SetWidgetDisabledState(TRW_WIDGET_TRAIN_RAILTYPE_DROPDOWN, this->editInProgress);
 828         }
 829 };
 830
 831 void ShowTemplateReplaceWindow(byte dig, int step_h)
 832 {
 833
 834         new TemplateReplaceWindow(&_replace_rail_vehicle_desc, dig, step_h);
 835 }
 836