From be351e2432486946c1def46a866240c77582eea4 Mon Sep 17 00:00:00 2001
From: Adrian Frühwirth
Date: Thu, 3 May 2018 19:25:16 +0200
Subject: ZVISION: Add play time metadata to savegames

Fixes Trac#10266.
---
 engines/zvision/detection.cpp         |  8 +++++---
 engines/zvision/file/save_manager.cpp | 17 +++++++++++++----
 engines/zvision/file/save_manager.h   |  7 ++++---
 3 files changed, 22 insertions(+), 10 deletions(-)

(limited to 'engines/zvision')

diff --git a/engines/zvision/detection.cpp b/engines/zvision/detection.cpp
index 896ea52344..f14263f012 100644
--- a/engines/zvision/detection.cpp
+++ b/engines/zvision/detection.cpp
@@ -88,8 +88,8 @@ bool ZVisionMetaEngine::hasFeature(MetaEngineFeature f) const {
 		(f == kSavesSupportMetaInfo) ||
 		(f == kSavesSupportThumbnail) ||
 		(f == kSavesSupportCreationDate) ||
+		(f == kSavesSupportPlayTime) ||
 		(f == kSimpleSavesNames);
-		//(f == kSavesSupportPlayTime);
 }
 
 bool ZVision::ZVision::hasFeature(EngineFeature f) const {
@@ -192,7 +192,7 @@ SaveStateDescriptor ZVisionMetaEngine::querySaveMetaInfos(const char *target, in
 
 			desc.setThumbnail(header.thumbnail);
 
-			if (header.version > 0) {
+			if (header.version >= 1) {
 				int day = header.saveDay;
 				int month = header.saveMonth;
 				int year = header.saveYear;
@@ -203,8 +203,10 @@ SaveStateDescriptor ZVisionMetaEngine::querySaveMetaInfos(const char *target, in
 				int minutes = header.saveMinutes;
 
 				desc.setSaveTime(hour, minutes);
+			}
 
-				//desc.setPlayTime(header.playTime * 1000);
+			if (header.version >= 2) {
+				desc.setPlayTime(header.playTime * 1000);
 			}
 
 			return desc;
diff --git a/engines/zvision/file/save_manager.cpp b/engines/zvision/file/save_manager.cpp
index 4676272146..dd4425ae90 100644
--- a/engines/zvision/file/save_manager.cpp
+++ b/engines/zvision/file/save_manager.cpp
@@ -128,6 +128,8 @@ void SaveManager::writeSaveGameHeader(Common::OutSaveFile *file, const Common::S
 	file->writeSint16LE(td.tm_mday);
 	file->writeSint16LE(td.tm_hour);
 	file->writeSint16LE(td.tm_min);
+
+	file->writeUint32LE(g_engine->getTotalPlayTime() / 1000);
 }
 
 Common::Error SaveManager::loadGame(int slot) {
@@ -184,6 +186,8 @@ Common::Error SaveManager::loadGame(int slot) {
 		}
 	}
 
+	g_engine->setTotalPlayTime(header.playTime * 1000);
+
 	return Common::kNoError;
 }
 
@@ -193,6 +197,7 @@ bool SaveManager::readSaveGameHeader(Common::InSaveFile *in, SaveGameHeader &hea
 	header.saveDay     = 0;
 	header.saveHour    = 0;
 	header.saveMinutes = 0;
+	header.playTime    = 0;
 	header.saveName.clear();
 	header.thumbnail   = nullptr;
 	header.version     = 0;
@@ -237,12 +242,16 @@ bool SaveManager::readSaveGameHeader(Common::InSaveFile *in, SaveGameHeader &hea
 	}
 
 	// Read in save date/time
-	header.saveYear = in->readSint16LE();
-	header.saveMonth = in->readSint16LE();
-	header.saveDay = in->readSint16LE();
-	header.saveHour = in->readSint16LE();
+	header.saveYear    = in->readSint16LE();
+	header.saveMonth   = in->readSint16LE();
+	header.saveDay     = in->readSint16LE();
+	header.saveHour    = in->readSint16LE();
 	header.saveMinutes = in->readSint16LE();
 
+	if (header.version >= 2) {
+		header.playTime  = in->readUint32LE();
+	}
+
 	return true;
 }
 
diff --git a/engines/zvision/file/save_manager.h b/engines/zvision/file/save_manager.h
index 94885b650b..e5bf47b47b 100644
--- a/engines/zvision/file/save_manager.h
+++ b/engines/zvision/file/save_manager.h
@@ -42,8 +42,9 @@ struct SaveGameHeader {
 	byte version;
 	Common::String saveName;
 	Graphics::Surface *thumbnail;
-	int saveYear, saveMonth, saveDay;
-	int saveHour, saveMinutes;
+	int16 saveYear, saveMonth, saveDay;
+	int16 saveHour, saveMinutes;
+	uint32 playTime;
 };
 
 class SaveManager {
@@ -64,7 +65,7 @@ private:
 
 	enum {
 		SAVE_ORIGINAL = 0,
-		SAVE_VERSION = 1
+		SAVE_VERSION  = 2
 	};
 
 	Common::MemoryWriteStreamDynamic *_tempThumbnail;
-- 
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