From b3bc35c62abb3a3b707409e2eac61ac2d2978d91 Mon Sep 17 00:00:00 2001
From: md5
Date: Fri, 13 May 2011 19:19:58 +0300
Subject: SWORD25: Added a version field for savegame thumbnails

---
 engines/sword25/gfx/image/renderedimage.cpp | 1 +
 engines/sword25/gfx/screenshot.cpp          | 3 +++
 2 files changed, 4 insertions(+)

(limited to 'engines')

diff --git a/engines/sword25/gfx/image/renderedimage.cpp b/engines/sword25/gfx/image/renderedimage.cpp
index 44d32f03f7..23bf2623ad 100644
--- a/engines/sword25/gfx/image/renderedimage.cpp
+++ b/engines/sword25/gfx/image/renderedimage.cpp
@@ -105,6 +105,7 @@ static bool decodeThumbnail(const byte *pFileData, uint fileSize, byte *&pUncomp
 	const byte *src = pFileData + 4;	// skip header
 	width = READ_LE_UINT16(src); src += 2;
 	height = READ_LE_UINT16(src); src += 2;
+	src++;	// version, ignored for now
 	pitch = width * 4;
 
 	uint32 totalSize = pitch * height;
diff --git a/engines/sword25/gfx/screenshot.cpp b/engines/sword25/gfx/screenshot.cpp
index bfe732a596..8306d9ce6f 100644
--- a/engines/sword25/gfx/screenshot.cpp
+++ b/engines/sword25/gfx/screenshot.cpp
@@ -39,6 +39,8 @@
 
 namespace Sword25 {
 
+#define THUMBNAIL_VERSION 1
+
 bool Screenshot::saveToFile(Graphics::Surface *data, Common::WriteStream *stream) {
 	// Convert the RGBA data to RGB
 	const byte *pSrc = (const byte *)data->getBasePtr(0, 0);
@@ -47,6 +49,7 @@ bool Screenshot::saveToFile(Graphics::Surface *data, Common::WriteStream *stream
 	stream->writeUint32BE(MKTAG('S','C','R','N'));	// SCRN, short for "Screenshot"
 	stream->writeUint16LE(data->w);
 	stream->writeUint16LE(data->h);
+	stream->writeByte(THUMBNAIL_VERSION);
 
 	for (uint y = 0; y < data->h; y++) {
 		for (uint x = 0; x < data->w; x++) {
-- 
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