(svn r25342) -Add: StoryPage data structures and GS API

2 files changed, 91 insertions, 0 deletions

diff --git a/src/saveload/saveload.cpp b/src/saveload/saveload.cpp
index 9a18c33d9..1e7a2f0e0 100644
--- a/src/saveload/saveload.cpp
+++ b/src/saveload/saveload.cpp
@@ -419,6 +419,7 @@ extern const ChunkHandler _economy_chunk_handlers[];
 extern const ChunkHandler _subsidy_chunk_handlers[];
 extern const ChunkHandler _cargomonitor_chunk_handlers[];
 extern const ChunkHandler _goal_chunk_handlers[];
+extern const ChunkHandler _story_page_chunk_handlers[];
 extern const ChunkHandler _ai_chunk_handlers[];
 extern const ChunkHandler _game_chunk_handlers[];
 extern const ChunkHandler _animated_tile_chunk_handlers[];
@@ -449,6 +450,7 @@ static const ChunkHandler * const _chunk_handlers[] = {
 	_subsidy_chunk_handlers,
 	_cargomonitor_chunk_handlers,
 	_goal_chunk_handlers,
+	_story_page_chunk_handlers,
 	_engine_chunk_handlers,
 	_town_chunk_handlers,
 	_sign_chunk_handlers,
diff --git a/src/saveload/story_sl.cpp b/src/saveload/story_sl.cpp
new file mode 100644
index 000000000..fd2d142c2
--- /dev/null
+++ b/src/saveload/story_sl.cpp
@@ -0,0 +1,89 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * 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.
+ * 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.
+ * 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/>.
+ */
+
+/** @file story_page_sl.cpp Code handling saving and loading of story pages */
+
+#include "../stdafx.h"
+#include "../story_base.h"
+
+#include "saveload.h"
+
+static const SaveLoad _story_page_elements_desc[] = {
+	    SLE_VAR(StoryPageElement, sort_value,    SLE_UINT16),
+	    SLE_VAR(StoryPageElement, page,          SLE_UINT16),
+	    SLE_VAR(StoryPageElement, type,          SLE_UINT16),
+	    SLE_VAR(StoryPageElement, referenced_id, SLE_UINT32),
+	    SLE_STR(StoryPageElement, text,          SLE_STR | SLF_ALLOW_CONTROL, 0),
+	    SLE_END()
+};
+
+static void Save_STORY_PAGE_ELEMENT()
+{
+	StoryPageElement *s;
+	FOR_ALL_STORY_PAGE_ELEMENTS(s) {
+		SlSetArrayIndex(s->index);
+		SlObject(s, _story_page_elements_desc);
+	}
+}
+
+static void Load_STORY_PAGE_ELEMENT()
+{
+	int index;
+	uint32 max_sort_value = 0;
+	while ((index = SlIterateArray()) != -1) {
+		StoryPageElement *s = new (index) StoryPageElement();
+		SlObject(s, _story_page_elements_desc);
+		if (s->sort_value > max_sort_value) {
+			max_sort_value = s->sort_value;
+		}
+	}
+	/* Update the next sort value, so that the next
+	 * created page is shown after all existing pages.
+	 */
+	_story_page_element_next_sort_value = max_sort_value + 1;
+}
+
+static const SaveLoad _story_pages_desc[] = {
+	    SLE_VAR(StoryPage, sort_value, SLE_UINT16),
+	    SLE_VAR(StoryPage, date,       SLE_UINT32),
+	    SLE_VAR(StoryPage, company,    SLE_UINT16),
+	    SLE_STR(StoryPage, title,      SLE_STR | SLF_ALLOW_CONTROL, 0),
+	    SLE_END()
+};
+
+static void Save_STORY_PAGE()
+{
+	StoryPage *s;
+	FOR_ALL_STORY_PAGES(s) {
+		SlSetArrayIndex(s->index);
+		SlObject(s, _story_pages_desc);
+	}
+}
+
+static void Load_STORY_PAGE()
+{
+	int index;
+	uint32 max_sort_value = 0;
+	while ((index = SlIterateArray()) != -1) {
+		StoryPage *s = new (index) StoryPage();
+		SlObject(s, _story_pages_desc);
+		if (s->sort_value > max_sort_value) {
+			max_sort_value = s->sort_value;
+		}
+	}
+	/* Update the next sort value, so that the next
+	 * created page is shown after all existing pages.
+	 */
+	_story_page_next_sort_value = max_sort_value + 1;
+}
+
+extern const ChunkHandler _story_page_chunk_handlers[] = {
+	{ 'STPE', Save_STORY_PAGE_ELEMENT, Load_STORY_PAGE_ELEMENT, NULL, NULL, CH_ARRAY},
+	{ 'STPA', Save_STORY_PAGE, Load_STORY_PAGE, NULL, NULL, CH_ARRAY | CH_LAST},
+};