SCI: Fix memory leaks in GfxRobot

svn-id: r55740

2 files changed, 10 insertions, 5 deletions

diff --git a/engines/sci/graphics/robot.cpp b/engines/sci/graphics/robot.cpp
index c9191c6f8e..a058761cf8 100644
--- a/engines/sci/graphics/robot.cpp
+++ b/engines/sci/graphics/robot.cpp
@@ -68,10 +68,7 @@ GfxRobot::GfxRobot(ResourceManager *resMan, GfxScreen *screen, GfxPalette *palet
 }
 
 GfxRobot::~GfxRobot() {
-	delete[] _resourceData;
-	delete[] _imageStart;
-	delete[] _audioStart;
-	delete[] _audioLen;
+	freeData();
 }
 
 void GfxRobot::init(GuiResourceId resourceId, uint16 x, uint16 y) {
@@ -174,6 +171,7 @@ void GfxRobot::drawNextFrame() {
 	if (_curFrame == _frameCount) {
 		// End of robot video, restore palette
 		g_system->setPalette(_savedPal, 0, 256);
+		freeData();
 		_resourceId = -1;
 	}
 }
@@ -302,7 +300,13 @@ void GfxRobot::playAudio() {
 	}
 }
 
-	
+void GfxRobot::freeData()
+{
+	delete[] _resourceData; _resourceData = 0;
+	delete[] _imageStart; _imageStart = 0;
+	delete[] _audioStart; _audioStart = 0;
+	delete[] _audioLen; _audioLen = 0;
+}	
 #endif
 
 } // End of namespace Sci
diff --git a/engines/sci/graphics/robot.h b/engines/sci/graphics/robot.h
index f26ea84ad3..e5e1fa991d 100644
--- a/engines/sci/graphics/robot.h
+++ b/engines/sci/graphics/robot.h
@@ -51,6 +51,7 @@ private:
 	void getFrameRect(int frame, Common::Rect &rect); // Not sure what to use this for yet
 	int getFrameScale(int frame); // Scale factor (multiplied by 100). More like custom height, but why use a percentage for it?
 	void setPalette();
+	void freeData();
 
 	ResourceManager *_resMan;
 	GfxScreen *_screen;