Adding CoktelVideo::hasExtraData(void), for checking if /any/ extra data files are embedded in the video file

svn-id: r46710

2 files changed, 12 insertions, 0 deletions

diff --git a/graphics/video/coktelvideo/coktelvideo.cpp b/graphics/video/coktelvideo/coktelvideo.cpp
index e014af58e5..95b12528c0 100644
--- a/graphics/video/coktelvideo/coktelvideo.cpp
+++ b/graphics/video/coktelvideo/coktelvideo.cpp
@@ -96,6 +96,10 @@ bool Imd::getFrameCoords(int16 frame,
 	return false;
 }
 
+bool Imd::hasExtraData() const {
+	return false;
+}
+
 bool Imd::hasExtraData(const char *fileName) const {
 	return false;
 }
@@ -2273,6 +2277,10 @@ bool Vmd::getFrameCoords(int16 frame,
 	return getPartCoords(frame, kPartTypeVideo, x, y, width, height);
 }
 
+bool Vmd::hasExtraData() const {
+	return !_extraData.empty();
+}
+
 bool Vmd::hasExtraData(const char *fileName) const {
 	for (uint i = 0; i < _extraData.size(); i++)
 		if (!scumm_stricmp(_extraData[i].name, fileName))
diff --git a/graphics/video/coktelvideo/coktelvideo.h b/graphics/video/coktelvideo/coktelvideo.h
index b24195d110..cf325d7c7b 100644
--- a/graphics/video/coktelvideo/coktelvideo.h
+++ b/graphics/video/coktelvideo/coktelvideo.h
@@ -141,6 +141,8 @@ public:
 	virtual bool getFrameCoords(int16 frame,
 			int16 &x, int16 &y, int16 &width, int16 &height) = 0;
 
+	/** Returns whether any extra data files are embedded in this video. */
+	virtual bool hasExtraData() const = 0;
 	/** Returns whether that extra data file exists */
 	virtual bool hasExtraData(const char *fileName) const = 0;
 	/** Returns an extra data file */
@@ -227,6 +229,7 @@ public:
 	bool getFrameCoords(int16 frame,
 			int16 &x, int16 &y, int16 &width, int16 &height);
 
+	bool hasExtraData() const;
 	bool hasExtraData(const char *fileName) const;
 	Common::MemoryReadStream *getExtraData(const char *fileName);
 
@@ -388,6 +391,7 @@ public:
 	bool getFrameCoords(int16 frame,
 			int16 &x, int16 &y, int16 &width, int16 &height);
 
+	bool hasExtraData() const;
 	bool hasExtraData(const char *fileName) const;
 	Common::MemoryReadStream *getExtraData(const char *fileName);