OpenTTD: src/story_gui.cpp Source File

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story_gui.cpp
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1 /* $Id: story_gui.cpp 27086 2014-12-18 18:22:23Z alberth $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #include "stdafx.h"
13 #include "window_gui.h"
14 #include "strings_func.h"
15 #include "date_func.h"
16 #include "gui.h"
17 #include "story_base.h"
18 #include "core/geometry_func.hpp"
19 #include "company_func.h"
20 #include "command_func.h"
21 #include "widgets/dropdown_type.h"
22 #include "widgets/dropdown_func.h"
23 #include "sortlist_type.h"
24 #include "goal_base.h"
25 #include "viewport_func.h"
26 #include "window_func.h"
27 #include "company_base.h"
28
29 #include "widgets/story_widget.h"
30
31 #include "table/strings.h"
32 #include "table/sprites.h"
33
34 #include "safeguards.h"
35
36 typedef GUIList<const StoryPage*> GUIStoryPageList;
37 typedef GUIList<const StoryPageElement*> GUIStoryPageElementList;
38
39 struct StoryBookWindow : Window {
40 protected:
41 Scrollbar *vscroll;
42
43 GUIStoryPageList story_pages;
44 GUIStoryPageElementList story_page_elements;
45 StoryPageID selected_page_id;
46 char selected_generic_title[255];
47
48 static GUIStoryPageList::SortFunction * const page_sorter_funcs[];
49 static GUIStoryPageElementList::SortFunction * const page_element_sorter_funcs[];
50
52 void BuildStoryPageList()
53 {
54 if (this->story_pages.NeedRebuild()) {
55 this->story_pages.Clear();
56
57 const StoryPage *p;
58 FOR_ALL_STORY_PAGES(p) {
59 if (this->IsPageAvailable(p)) {
60 *this->story_pages.Append() = p;
61 }
62 }
63
64 this->story_pages.Compact();
65 this->story_pages.RebuildDone();
66 }
67
68 this->story_pages.Sort();
69 }
70
72 static int CDECL PageOrderSorter(const StoryPage * const *a, const StoryPage * const *b)
73 {
74 return (*a)->sort_value - (*b)->sort_value;
75 }
76
78 void BuildStoryPageElementList()
79 {
80 if (this->story_page_elements.NeedRebuild()) {
81 this->story_page_elements.Clear();
82
83 const StoryPage *p = GetSelPage();
84 if (p != NULL) {
85 const StoryPageElement *pe;
86 FOR_ALL_STORY_PAGE_ELEMENTS(pe) {
87 if (pe->page == p->index) {
88 *this->story_page_elements.Append() = pe;
89 }
90 }
91 }
92
93 this->story_page_elements.Compact();
94 this->story_page_elements.RebuildDone();
95 }
96
97 this->story_page_elements.Sort();
98 }
99
101 static int CDECL PageElementOrderSorter(const StoryPageElement * const *a, const StoryPageElement * const *b)
102 {
103 return (*a)->sort_value - (*b)->sort_value;
104 }
105
106 /*
107 * Checks if a given page should be visible in the story book.
108 * @param page The page to check.
109 * @return True if the page should be visible, otherwise false.
110 */
111 bool IsPageAvailable(const StoryPage *page) const
112 {
113 return page->company == INVALID_COMPANY || page->company == this->window_number;
114 }
115
120 StoryPage *GetSelPage() const
121 {
122 if (!_story_page_pool.IsValidID(selected_page_id)) return NULL;
123 return _story_page_pool.Get(selected_page_id);
124 }
125
130 int GetSelPageNum() const
131 {
132 int page_number = 0;
133 for (const StoryPage *const*iter = this->story_pages.Begin(); iter != this->story_pages.End(); iter++) {
134 const StoryPage *p = *iter;
135 if (p->index == this->selected_page_id) {
136 return page_number;
137 }
138 page_number++;
139 }
140 return -1;
141 }
142
146 bool IsFirstPageSelected()
147 {
148 /* Verify that the selected page exist. */
149 if (!_story_page_pool.IsValidID(this->selected_page_id)) return false;
150
151 return (*this->story_pages.Begin())->index == this->selected_page_id;
152 }
153
157 bool IsLastPageSelected()
158 {
159 /* Verify that the selected page exist. */
160 if (!_story_page_pool.IsValidID(this->selected_page_id)) return false;
161
162 if (this->story_pages.Length() <= 1) return true;
163 const StoryPage *last = *(this->story_pages.End() - 1);
164 return last->index == this->selected_page_id;
165 }
166
170 void RefreshSelectedPage()
171 {
172 /* Generate generic title if selected page have no custom title. */
173 StoryPage *page = this->GetSelPage();
174 if (page != NULL && page->title == NULL) {
175 SetDParam(0, GetSelPageNum() + 1);
176 GetString(selected_generic_title, STR_STORY_BOOK_GENERIC_PAGE_ITEM, lastof(selected_generic_title));
177 }
178
179 this->story_page_elements.ForceRebuild();
180 this->BuildStoryPageElementList();
181
182 this->vscroll->SetCount(this->GetContentHeight());
183 this->SetWidgetDirty(WID_SB_SCROLLBAR);
184 this->SetWidgetDirty(WID_SB_SEL_PAGE);
185 this->SetWidgetDirty(WID_SB_PAGE_PANEL);
186 }
187
191 void SelectPrevPage()
192 {
193 if (!_story_page_pool.IsValidID(this->selected_page_id)) return;
194
195 /* Find the last available page which is previous to the current selected page. */
196 const StoryPage *last_available;
197 last_available = NULL;
198 for (const StoryPage *const*iter = this->story_pages.Begin(); iter != this->story_pages.End(); iter++) {
199 const StoryPage *p = *iter;
200 if (p->index == this->selected_page_id) {
201 if (last_available == NULL) return; // No previous page available.
202 this->SetSelectedPage(last_available->index);
203 return;
204 }
205 last_available = p;
206 }
207 }
208
212 void SelectNextPage()
213 {
214 if (!_story_page_pool.IsValidID(this->selected_page_id)) return;
215
216 /* Find selected page. */
217 for (const StoryPage *const*iter = this->story_pages.Begin(); iter != this->story_pages.End(); iter++) {
218 const StoryPage *p = *iter;
219 if (p->index == this->selected_page_id) {
220 /* Select the page after selected page. */
221 iter++;
222 if (iter != this->story_pages.End()) {
223 this->SetSelectedPage((*iter)->index);
224 }
225 return;
226 }
227 }
228 }
229
233 DropDownList *BuildDropDownList() const
234 {
235 DropDownList *list = new DropDownList();
236 uint16 page_num = 1;
237 for (const StoryPage *const*iter = this->story_pages.Begin(); iter != this->story_pages.End(); iter++) {
238 const StoryPage *p = *iter;
239 bool current_page = p->index == this->selected_page_id;
240 DropDownListStringItem *item = NULL;
241 if (p->title != NULL) {
242 item = new DropDownListCharStringItem(p->title, p->index, current_page);
243 } else {
244 /* No custom title => use a generic page title with page number. */
245 DropDownListParamStringItem *str_item =
246 new DropDownListParamStringItem(STR_STORY_BOOK_GENERIC_PAGE_ITEM, p->index, current_page);
247 str_item->SetParam(0, page_num);
248 item = str_item;
249 }
250
251 *list->Append() = item;
252 page_num++;
253 }
254
255 /* Check if list is empty. */
256 if (list->Length() == 0) {
257 delete list;
258 list = NULL;
259 }
260
261 return list;
262 }
263
267 uint GetAvailablePageContentWidth()
268 {
269 return this->GetWidget<NWidgetCore>(WID_SB_PAGE_PANEL)->current_x - WD_FRAMETEXT_LEFT - WD_FRAMERECT_RIGHT;
270 }
271
279 uint GetHeadHeight(int max_width) const
280 {
281 StoryPage *page = this->GetSelPage();
282 if (page == NULL) return 0;
283 int height = 0;
284
285 /* Title lines */
286 height += FONT_HEIGHT_NORMAL; // Date always use exactly one line.
287 SetDParamStr(0, page->title != NULL ? page->title : this->selected_generic_title);
288 height += GetStringHeight(STR_STORY_BOOK_TITLE, max_width);
289
290 return height;
291 }
292
299 SpriteID GetPageElementSprite(const StoryPageElement &pe) const
300 {
301 switch (pe.type) {
302 case SPET_GOAL: {
303 Goal *g = Goal::Get((GoalID) pe.referenced_id);
304 if (g == NULL) return SPR_IMG_GOAL_BROKEN_REF;
305 return g->completed ? SPR_IMG_GOAL_COMPLETED : SPR_IMG_GOAL;
306 }
307 case SPET_LOCATION:
308 return SPR_IMG_VIEW_LOCATION;
309 default:
310 NOT_REACHED();
311 }
312 }
313
320 uint GetPageElementHeight(const StoryPageElement &pe, int max_width)
321 {
322 switch (pe.type) {
323 case SPET_TEXT:
324 SetDParamStr(0, pe.text);
325 return GetStringHeight(STR_BLACK_RAW_STRING, max_width);
326 break;
327
328 case SPET_GOAL:
329 case SPET_LOCATION: {
330 Dimension sprite_dim = GetSpriteSize(GetPageElementSprite(pe));
331 return sprite_dim.height;
332 break;
333 }
334 default:
335 NOT_REACHED();
336 }
337 return 0;
338 }
339
345 uint GetContentHeight()
346 {
347 StoryPage *page = this->GetSelPage();
348 if (page == NULL) return 0;
349 int max_width = GetAvailablePageContentWidth();
350 uint element_vertical_dist = FONT_HEIGHT_NORMAL;
351
352 /* Head */
353 uint height = GetHeadHeight(max_width);
354
355 /* Body */
356 for (const StoryPageElement **iter = this->story_page_elements.Begin(); iter != this->story_page_elements.End(); iter++) {
357 const StoryPageElement *pe = *iter;
358 height += element_vertical_dist;
359 height += GetPageElementHeight(*pe, max_width);
360 }
361
362 return height;
363 }
364
376 void DrawActionElement(int &y_offset, int width, int line_height, SpriteID action_sprite, StringID string_id = STR_JUST_RAW_STRING) const
377 {
378 Dimension sprite_dim = GetSpriteSize(action_sprite);
379 uint element_height = max(sprite_dim.height, (uint)line_height);
380
381 uint sprite_top = y_offset + (element_height - sprite_dim.height) / 2;
382 uint text_top = y_offset + (element_height - line_height) / 2;
383
384 DrawSprite(action_sprite, PAL_NONE, 0, sprite_top);
385 DrawString(sprite_dim.width + WD_FRAMETEXT_LEFT, width, text_top, string_id, TC_BLACK);
386
387 y_offset += element_height;
388 }
389
394 void OnPageElementClick(const StoryPageElement& pe)
395 {
396 switch (pe.type) {
397 case SPET_TEXT:
398 /* Do nothing. */
399 break;
400
401 case SPET_LOCATION:
402 if (_ctrl_pressed) {
403 ShowExtraViewPortWindow((TileIndex)pe.referenced_id);
404 } else {
405 ScrollMainWindowToTile((TileIndex)pe.referenced_id);
406 }
407 break;
408
409 case SPET_GOAL:
410 ShowGoalsList((CompanyID)this->window_number);
411 break;
412
413 default:
414 NOT_REACHED();
415 }
416 }
417
418 public:
419 StoryBookWindow(WindowDesc *desc, WindowNumber window_number) : Window(desc)
420 {
421 this->CreateNestedTree();
422 this->vscroll = this->GetScrollbar(WID_SB_SCROLLBAR);
423 this->vscroll->SetStepSize(FONT_HEIGHT_NORMAL);
424
425 /* Initalize page sort. */
426 this->story_pages.SetSortFuncs(StoryBookWindow::page_sorter_funcs);
427 this->story_pages.ForceRebuild();
428 this->BuildStoryPageList();
429 this->story_page_elements.SetSortFuncs(StoryBookWindow::page_element_sorter_funcs);
430 /* story_page_elements will get built by SetSelectedPage */
431
432 this->FinishInitNested(window_number);
433 this->owner = (Owner)this->window_number;
434
435 /* Initialize selected vars. */
436 this->selected_generic_title[0] = '\0';
437 this->selected_page_id = INVALID_STORY_PAGE;
438
439 this->OnInvalidateData(-1);
440 }
441
445 void UpdatePrevNextDisabledState()
446 {
447 this->SetWidgetDisabledState(WID_SB_PREV_PAGE, story_pages.Length() == 0 || this->IsFirstPageSelected());
448 this->SetWidgetDisabledState(WID_SB_NEXT_PAGE, story_pages.Length() == 0 || this->IsLastPageSelected());
449 this->SetWidgetDirty(WID_SB_PREV_PAGE);
450 this->SetWidgetDirty(WID_SB_NEXT_PAGE);
451 }
452
457 void SetSelectedPage(uint16 page_index)
458 {
459 if (this->selected_page_id != page_index) {
460 this->selected_page_id = page_index;
461 this->RefreshSelectedPage();
462 this->UpdatePrevNextDisabledState();
463 }
464 }
465
466 virtual void SetStringParameters(int widget) const
467 {
468 switch (widget) {
469 case WID_SB_SEL_PAGE: {
470 StoryPage *page = this->GetSelPage();
471 SetDParamStr(0, page != NULL && page->title != NULL ? page->title : this->selected_generic_title);
472 break;
473 }
474 case WID_SB_CAPTION:
475 if (this->window_number == INVALID_COMPANY) {
476 SetDParam(0, STR_STORY_BOOK_SPECTATOR_CAPTION);
477 } else {
478 SetDParam(0, STR_STORY_BOOK_CAPTION);
479 SetDParam(1, this->window_number);
480 }
481 break;
482 }
483 }
484
485 virtual void OnPaint()
486 {
487 /* Detect if content has changed height. This can happen if a
488 * multi-line text contains eg. {COMPANY} and that company is
489 * renamed.
490 */
491 if (this->vscroll->GetCount() != this->GetContentHeight()) {
492 this->vscroll->SetCount(this->GetContentHeight());
493 this->SetWidgetDirty(WID_SB_SCROLLBAR);
494 this->SetWidgetDirty(WID_SB_PAGE_PANEL);
495 }
496
497 this->DrawWidgets();
498 }
499
500 virtual void DrawWidget(const Rect &r, int widget) const
501 {
502 if (widget != WID_SB_PAGE_PANEL) return;
503
504 StoryPage *page = this->GetSelPage();
505 if (page == NULL) return;
506
507 const int x = r.left + WD_FRAMETEXT_LEFT;
508 const int y = r.top + WD_FRAMETEXT_TOP;
509 const int right = r.right - WD_FRAMETEXT_RIGHT;
510 const int bottom = r.bottom - WD_FRAMETEXT_BOTTOM;
511
512 /* Set up a clipping region for the panel. */
513 DrawPixelInfo tmp_dpi;
514 if (!FillDrawPixelInfo(&tmp_dpi, x, y, right - x + 1, bottom - y + 1)) return;
515
516 DrawPixelInfo *old_dpi = _cur_dpi;
517 _cur_dpi = &tmp_dpi;
518
519 /* Draw content (now coordinates given to Draw** are local to the new clipping region). */
520 int line_height = FONT_HEIGHT_NORMAL;
521 int y_offset = - this->vscroll->GetPosition();
522
523 /* Date */
524 if (page->date != INVALID_DATE) {
525 SetDParam(0, page->date);
526 DrawString(0, right - x, y_offset, STR_JUST_DATE_LONG, TC_BLACK);
527 }
528 y_offset += line_height;
529
530 /* Title */
531 SetDParamStr(0, page->title != NULL ? page->title : this->selected_generic_title);
532 y_offset = DrawStringMultiLine(0, right - x, y_offset, bottom - y, STR_STORY_BOOK_TITLE, TC_BLACK, SA_TOP | SA_HOR_CENTER);
533
534 /* Page elements */
535 for (const StoryPageElement *const*iter = this->story_page_elements.Begin(); iter != this->story_page_elements.End(); iter++) {
536 const StoryPageElement *const pe = *iter;
537 y_offset += line_height; // margin to previous element
538
539 switch (pe->type) {
540 case SPET_TEXT:
541 SetDParamStr(0, pe->text);
542 y_offset = DrawStringMultiLine(0, right - x, y_offset, bottom - y, STR_JUST_RAW_STRING, TC_BLACK, SA_TOP | SA_LEFT);
543 break;
544
545 case SPET_GOAL: {
546 Goal *g = Goal::Get((GoalID) pe->referenced_id);
547 StringID string_id = g == NULL ? STR_STORY_BOOK_INVALID_GOAL_REF : STR_JUST_RAW_STRING;
548 if (g != NULL) SetDParamStr(0, g->text);
549 DrawActionElement(y_offset, right - x, line_height, GetPageElementSprite(*pe), string_id);
550 break;
551 }
552
553 case SPET_LOCATION:
554 SetDParamStr(0, pe->text);
555 DrawActionElement(y_offset, right - x, line_height, GetPageElementSprite(*pe));
556 break;
557
558 default: NOT_REACHED();
559 }
560 }
561
562 /* Restore clipping region. */
563 _cur_dpi = old_dpi;
564 }
565
566 virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
567 {
568 if (widget != WID_SB_SEL_PAGE && widget != WID_SB_PAGE_PANEL) return;
569
570 Dimension d;
571 d.height = FONT_HEIGHT_NORMAL;
572 d.width = 0;
573
574 switch (widget) {
575 case WID_SB_SEL_PAGE: {
576
577 /* Get max title width. */
578 for (uint16 i = 0; i < this->story_pages.Length(); i++) {
579 const StoryPage *s = this->story_pages[i];
580
581 if (s->title != NULL) {
582 SetDParamStr(0, s->title);
583 } else {
584 SetDParamStr(0, this->selected_generic_title);
585 }
586 Dimension title_d = GetStringBoundingBox(STR_BLACK_RAW_STRING);
587
588 if (title_d.width > d.width) {
589 d.width = title_d.width;
590 }
591 }
592
593 d.width += padding.width;
594 d.height += padding.height;
595 *size = maxdim(*size, d);
596 break;
597 }
598
599 case WID_SB_PAGE_PANEL: {
600 d.height *= 5;
601 d.height += padding.height + WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM;
602 *size = maxdim(*size, d);
603 break;
604 }
605 }
606
607 }
608
609 virtual void OnResize()
610 {
611 this->vscroll->SetCapacityFromWidget(this, WID_SB_PAGE_PANEL, WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM);
612 this->vscroll->SetCount(this->GetContentHeight());
613 }
614
615 virtual void OnClick(Point pt, int widget, int click_count)
616 {
617 switch (widget) {
618 case WID_SB_SEL_PAGE: {
619 DropDownList *list = this->BuildDropDownList();
620 if (list != NULL) {
621 /* Get the index of selected page. */
622 int selected = 0;
623 for (uint16 i = 0; i < this->story_pages.Length(); i++) {
624 const StoryPage *p = this->story_pages[i];
625 if (p->index == this->selected_page_id) break;
626 selected++;
627 }
628
629 ShowDropDownList(this, list, selected, widget);
630 }
631 break;
632 }
633
634 case WID_SB_PREV_PAGE:
635 this->SelectPrevPage();
636 break;
637
638 case WID_SB_NEXT_PAGE:
639 this->SelectNextPage();
640 break;
641
642 case WID_SB_PAGE_PANEL: {
643 uint clicked_y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SB_PAGE_PANEL, WD_FRAMETEXT_TOP);
644 uint max_width = GetAvailablePageContentWidth();
645
646 /* Skip head rows. */
647 uint head_height = this->GetHeadHeight(max_width);
648 if (clicked_y < head_height) return;
649
650 /* Detect if a page element was clicked. */
651 uint y = head_height;
652 uint element_vertical_dist = FONT_HEIGHT_NORMAL;
653 for (const StoryPageElement *const*iter = this->story_page_elements.Begin(); iter != this->story_page_elements.End(); iter++) {
654 const StoryPageElement *const pe = *iter;
655
656 y += element_vertical_dist; // margin row
657
658 uint content_height = GetPageElementHeight(*pe, max_width);
659 if (clicked_y >= y && clicked_y < y + content_height) {
660 this->OnPageElementClick(*pe);
661 return;
662 }
663
664 y += content_height;
665 }
666 }
667 }
668 }
669
670 virtual void OnDropdownSelect(int widget, int index)
671 {
672 if (widget != WID_SB_SEL_PAGE) return;
673
674 /* index (which is set in BuildDropDownList) is the page id. */
675 this->SetSelectedPage(index);
676 }
677
685 virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
686 {
687 if (!gui_scope) return;
688
689 /* If added/removed page, force rebuild. Sort order never change so just a
690 * re-sort is never needed.
691 */
692 if (data == -1) {
693 this->story_pages.ForceRebuild();
694 this->BuildStoryPageList();
695
696 /* Was the last page removed? */
697 if (this->story_pages.Length() == 0) {
698 this->selected_generic_title[0] = '\0';
699 }
700
701 /* Verify page selection. */
702 if (!_story_page_pool.IsValidID(this->selected_page_id)) {
703 this->selected_page_id = INVALID_STORY_PAGE;
704 }
705 if (this->selected_page_id == INVALID_STORY_PAGE && this->story_pages.Length() > 0) {
706 /* No page is selected, but there exist at least one available.
707 * => Select first page.
708 */
709 this->SetSelectedPage(this->story_pages[0]->index);
710 }
711
712 this->SetWidgetDisabledState(WID_SB_SEL_PAGE, this->story_pages.Length() == 0);
713 this->SetWidgetDirty(WID_SB_SEL_PAGE);
714 this->UpdatePrevNextDisabledState();
715 } else if (data >= 0 && this->selected_page_id == data) {
716 this->RefreshSelectedPage();
717 }
718 }
719 };
720
721 GUIStoryPageList::SortFunction * const StoryBookWindow::page_sorter_funcs[] = {
722 &PageOrderSorter,
723 };
724
725 GUIStoryPageElementList::SortFunction * const StoryBookWindow::page_element_sorter_funcs[] = {
726 &PageElementOrderSorter,
727 };
728
729 static const NWidgetPart _nested_story_book_widgets[] = {
730 NWidget(NWID_HORIZONTAL),
731 NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
732 NWidget(WWT_CAPTION, COLOUR_BROWN, WID_SB_CAPTION), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
733 NWidget(WWT_SHADEBOX, COLOUR_BROWN),
734 NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
735 NWidget(WWT_STICKYBOX, COLOUR_BROWN),
736 EndContainer(),
737 NWidget(NWID_HORIZONTAL), SetFill(1, 1),
738 NWidget(NWID_VERTICAL), SetFill(1, 1),
739 NWidget(WWT_PANEL, COLOUR_BROWN, WID_SB_PAGE_PANEL), SetResize(1, 1), SetScrollbar(WID_SB_SCROLLBAR), EndContainer(),
740 NWidget(NWID_HORIZONTAL),
741 NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_SB_PREV_PAGE), SetMinimalSize(100, 0), SetFill(0, 0), SetDataTip(STR_STORY_BOOK_PREV_PAGE, STR_STORY_BOOK_PREV_PAGE_TOOLTIP),
742 NWidget(NWID_BUTTON_DROPDOWN, COLOUR_BROWN, WID_SB_SEL_PAGE), SetMinimalSize(93, 12), SetFill(1, 0),
743 SetDataTip(STR_BLACK_RAW_STRING, STR_STORY_BOOK_SEL_PAGE_TOOLTIP), SetResize(1, 0),
744 NWidget(WWT_TEXTBTN, COLOUR_BROWN, WID_SB_NEXT_PAGE), SetMinimalSize(100, 0), SetFill(0, 0), SetDataTip(STR_STORY_BOOK_NEXT_PAGE, STR_STORY_BOOK_NEXT_PAGE_TOOLTIP),
745 EndContainer(),
746 EndContainer(),
747 NWidget(NWID_VERTICAL), SetFill(0, 1),
748 NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_SB_SCROLLBAR),
749 NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
750 EndContainer(),
751 EndContainer(),
752 };
753
754 static WindowDesc _story_book_desc(
755 WDP_CENTER, "view_story", 400, 300,
756 WC_STORY_BOOK, WC_NONE,
757 0,
758 _nested_story_book_widgets, lengthof(_nested_story_book_widgets)
759 );
760
766 void ShowStoryBook(CompanyID company, uint16 page_id)
767 {
768 if (!Company::IsValidID(company)) company = (CompanyID)INVALID_COMPANY;
769
770 StoryBookWindow *w = AllocateWindowDescFront<StoryBookWindow>(&_story_book_desc, company, true);
771 if (page_id != INVALID_STORY_PAGE) w->SetSelectedPage(page_id);
772 }