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104 lines
3.7 KiB
C++
104 lines
3.7 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file story_sl.cpp Code handling saving and loading of story pages */
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#include "../stdafx.h"
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#include "../story_base.h"
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#include "saveload.h"
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#include "../safeguards.h"
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/** Called after load to trash broken pages. */
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void AfterLoadStoryBook()
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{
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if (IsSavegameVersionBefore(SLV_185)) {
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/* Trash all story pages and page elements because
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* they were saved with wrong data types.
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*/
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_story_page_element_pool.CleanPool();
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_story_page_pool.CleanPool();
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}
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}
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static const SaveLoad _story_page_elements_desc[] = {
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SLE_CONDVAR(StoryPageElement, sort_value, SLE_FILE_U16 | SLE_VAR_U32, SL_MIN_VERSION, SLV_185),
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SLE_CONDVAR(StoryPageElement, sort_value, SLE_UINT32, SLV_185, SL_MAX_VERSION),
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SLE_VAR(StoryPageElement, page, SLE_UINT16),
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SLE_CONDVAR(StoryPageElement, type, SLE_FILE_U16 | SLE_VAR_U8, SL_MIN_VERSION, SLV_185),
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SLE_CONDVAR(StoryPageElement, type, SLE_UINT8, SLV_185, SL_MAX_VERSION),
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SLE_VAR(StoryPageElement, referenced_id, SLE_UINT32),
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SLE_STR(StoryPageElement, text, SLE_STR | SLF_ALLOW_CONTROL, 0),
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};
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static void Save_STORY_PAGE_ELEMENT()
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{
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for (StoryPageElement *s : StoryPageElement::Iterate()) {
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SlSetArrayIndex(s->index);
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SlObject(s, _story_page_elements_desc);
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}
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}
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static void Load_STORY_PAGE_ELEMENT()
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{
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int index;
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uint32 max_sort_value = 0;
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while ((index = SlIterateArray()) != -1) {
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StoryPageElement *s = new (index) StoryPageElement();
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SlObject(s, _story_page_elements_desc);
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if (s->sort_value > max_sort_value) {
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max_sort_value = s->sort_value;
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}
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}
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/* Update the next sort value, so that the next
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* created page is shown after all existing pages.
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*/
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_story_page_element_next_sort_value = max_sort_value + 1;
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}
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static const SaveLoad _story_pages_desc[] = {
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SLE_CONDVAR(StoryPage, sort_value, SLE_FILE_U16 | SLE_VAR_U32, SL_MIN_VERSION, SLV_185),
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SLE_CONDVAR(StoryPage, sort_value, SLE_UINT32, SLV_185, SL_MAX_VERSION),
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SLE_VAR(StoryPage, date, SLE_UINT32),
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SLE_CONDVAR(StoryPage, company, SLE_FILE_U16 | SLE_VAR_U8, SL_MIN_VERSION, SLV_185),
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SLE_CONDVAR(StoryPage, company, SLE_UINT8, SLV_185, SL_MAX_VERSION),
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SLE_STR(StoryPage, title, SLE_STR | SLF_ALLOW_CONTROL, 0),
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};
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static void Save_STORY_PAGE()
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{
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for (StoryPage *s : StoryPage::Iterate()) {
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SlSetArrayIndex(s->index);
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SlObject(s, _story_pages_desc);
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}
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}
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static void Load_STORY_PAGE()
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{
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int index;
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uint32 max_sort_value = 0;
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while ((index = SlIterateArray()) != -1) {
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StoryPage *s = new (index) StoryPage();
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SlObject(s, _story_pages_desc);
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if (s->sort_value > max_sort_value) {
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max_sort_value = s->sort_value;
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}
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}
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/* Update the next sort value, so that the next
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* created page is shown after all existing pages.
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*/
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_story_page_next_sort_value = max_sort_value + 1;
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}
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static const ChunkHandler story_page_chunk_handlers[] = {
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{ 'STPE', Save_STORY_PAGE_ELEMENT, Load_STORY_PAGE_ELEMENT, nullptr, nullptr, CH_ARRAY },
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{ 'STPA', Save_STORY_PAGE, Load_STORY_PAGE, nullptr, nullptr, CH_ARRAY },
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};
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extern const ChunkHandlerTable _story_page_chunk_handlers(story_page_chunk_handlers);
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