From db3d154c63669752d0b1d75dd8f75707b671d862 Mon Sep 17 00:00:00 2001
From: Marisa-Chan
Date: Sun, 20 Oct 2013 20:07:31 +0000
Subject: ZVISION: SetPartialScreen must update part of currentBackground
 image.

---
 engines/zvision/actions.cpp | 8 ++++----
 engines/zvision/actions.h   | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/engines/zvision/actions.cpp b/engines/zvision/actions.cpp
index 1d4ce9c604..21c01546fd 100644
--- a/engines/zvision/actions.cpp
+++ b/engines/zvision/actions.cpp
@@ -321,10 +321,10 @@ ActionSetPartialScreen::ActionSetPartialScreen(const Common::String &line) {
 bool ActionSetPartialScreen::execute(ZVision *engine) {
 	RenderManager *renderManager = engine->getRenderManager();
 
-	if (_backgroundColor > 0) {
-		renderManager->clearWorkingWindowTo555Color(_backgroundColor);
-	}
-	renderManager->renderImageToScreen(_fileName, _x, _y);
+	if (_backgroundColor >= 0)
+		renderManager->renderImageToBackground(_fileName, _x, _y, _backgroundColor);
+	else
+		renderManager->renderImageToBackground(_fileName, _x, _y);
 
 	return true;
 }
diff --git a/engines/zvision/actions.h b/engines/zvision/actions.h
index e7a4ea302f..15923d66d1 100644
--- a/engines/zvision/actions.h
+++ b/engines/zvision/actions.h
@@ -300,7 +300,7 @@ private:
 	uint _x;
 	uint _y;
 	Common::String _fileName;
-	uint16 _backgroundColor;
+	int32 _backgroundColor;
 };
 
 class ActionSetScreen : public ResultAction {
-- 
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