From 41e4a1ddb6b515f932f445dabbbba28351472315 Mon Sep 17 00:00:00 2001
From: Johannes Schickel
Date: Sun, 4 Oct 2009 17:38:15 +0000
Subject: LoL PC98: Fix thumbnail creation for quick saves and autosave.

svn-id: r44623
---
 engines/kyra/kyra_v1.cpp      |  2 +-
 engines/kyra/kyra_v1.h        |  3 +++
 engines/kyra/lol.h            |  2 ++
 engines/kyra/saveload.cpp     |  9 +++++++++
 engines/kyra/saveload_lol.cpp | 31 ++++++++++++++++++++++++++++---
 engines/kyra/screen.cpp       |  2 +-
 6 files changed, 44 insertions(+), 5 deletions(-)

(limited to 'engines/kyra')

diff --git a/engines/kyra/kyra_v1.cpp b/engines/kyra/kyra_v1.cpp
index a461d464e3..681b391a09 100644
--- a/engines/kyra/kyra_v1.cpp
+++ b/engines/kyra/kyra_v1.cpp
@@ -281,7 +281,7 @@ int KyraEngine_v1::checkInput(Button *buttonList, bool mainLoop, int eventFlag)
 				} else if (event.kbd.keycode == 'q') {
 					quitGame();
 				}
-			} else {				
+			} else {
 				keys = _keyMap[event.kbd.keycode];
 
 				// When we got an keypress, which we might need to handle,
diff --git a/engines/kyra/kyra_v1.h b/engines/kyra/kyra_v1.h
index 3b9436c3be..2116243b54 100644
--- a/engines/kyra/kyra_v1.h
+++ b/engines/kyra/kyra_v1.h
@@ -357,6 +357,9 @@ protected:
 
 	Common::SeekableReadStream *openSaveForReading(const char *filename, SaveHeader &header);
 	Common::WriteStream *openSaveForWriting(const char *filename, const char *saveName, const Graphics::Surface *thumbnail) const;
+
+	// TODO: Consider moving this to Screen
+	virtual Graphics::Surface *generateSaveThumbnail() const { return 0; }
 };
 
 } // End of namespace Kyra
diff --git a/engines/kyra/lol.h b/engines/kyra/lol.h
index 6ef97c5148..26eb74bb89 100644
--- a/engines/kyra/lol.h
+++ b/engines/kyra/lol.h
@@ -1487,6 +1487,8 @@ private:
 	Common::Error loadGameState(int slot);
 	Common::Error saveGameState(int slot, const char *saveName, const Graphics::Surface *thumbnail);
 
+	Graphics::Surface *generateSaveThumbnail() const;
+
 	void generateTempData();
 	LevelTempData *_lvlTempData[29];
 };
diff --git a/engines/kyra/saveload.cpp b/engines/kyra/saveload.cpp
index 9e0ddcea4f..fe0b168f61 100644
--- a/engines/kyra/saveload.cpp
+++ b/engines/kyra/saveload.cpp
@@ -206,11 +206,20 @@ Common::WriteStream *KyraEngine_v1::openSaveForWriting(const char *filename, con
 		return 0;
 	}
 
+	Graphics::Surface *genThumbnail = 0;
+	if (!thumbnail)
+		thumbnail = genThumbnail = generateSaveThumbnail();
+
 	if (thumbnail)
 		Graphics::saveThumbnail(*out, *thumbnail);
 	else
 		Graphics::saveThumbnail(*out);
 
+	if (genThumbnail) {
+		genThumbnail->free();
+		delete genThumbnail;
+	}
+
 	return out;
 }
 
diff --git a/engines/kyra/saveload_lol.cpp b/engines/kyra/saveload_lol.cpp
index 4e15c4495c..928cb508c7 100644
--- a/engines/kyra/saveload_lol.cpp
+++ b/engines/kyra/saveload_lol.cpp
@@ -25,13 +25,15 @@
 
 #ifdef ENABLE_LOL
 
+#include "kyra/lol.h"
+#include "kyra/screen_lol.h"
+#include "kyra/resource.h"
+
 #include "common/endian.h"
 #include "common/savefile.h"
 #include "common/system.h"
 
-#include "kyra/lol.h"
-#include "kyra/screen_lol.h"
-#include "kyra/resource.h"
+#include "graphics/scaler.h"
 
 namespace Kyra {
 
@@ -449,6 +451,29 @@ Common::Error LoLEngine::saveGameState(int slot, const char *saveName, const Gra
 	return Common::kNoError;
 }
 
+Graphics::Surface *LoLEngine::generateSaveThumbnail() const {
+	if (_flags.platform != Common::kPlatformPC98)
+		return 0;
+
+	uint8 *screenPal = new uint8[16 * 3];
+	assert(screenPal);
+	_screen->getRealPalette(0, screenPal);
+
+	uint8 *screenBuf = new uint8[Screen::SCREEN_W * Screen::SCREEN_H];
+	assert(screenBuf);
+
+	Graphics::Surface *dst = new Graphics::Surface();
+	assert(dst);
+
+	_screen->copyRegionToBuffer(0, 0, 0, 320, 200, screenBuf);
+	Screen_LoL::convertPC98Gfx(screenBuf, Screen::SCREEN_W, Screen::SCREEN_H, Screen::SCREEN_W);
+	::createThumbnail(dst, screenBuf, Screen::SCREEN_W, Screen::SCREEN_H, screenPal);
+
+	delete[] screenBuf;
+	delete[] screenPal;
+	return dst;
+}
+
 } // end of namespace Kyra
 
 #endif // ENABLE_LOL
diff --git a/engines/kyra/screen.cpp b/engines/kyra/screen.cpp
index f8361b8eab..1b9e105d17 100644
--- a/engines/kyra/screen.cpp
+++ b/engines/kyra/screen.cpp
@@ -688,7 +688,7 @@ void Screen::setPaletteIndex(uint8 index, uint8 red, uint8 green, uint8 blue) {
 }
 
 void Screen::getRealPalette(int num, uint8 *dst) {
-	const int colors = _isAmiga ? 32 : 256;
+	const int colors = _use16ColorMode ? 16 : (_isAmiga ? 32 : 256);
 	const uint8 *palData = getPalette(num).getData();
 
 	if (!palData) {
-- 
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