From 0f535e79f59c24545f40d52cf0cf25a3818cfffd Mon Sep 17 00:00:00 2001
From: Colin Snover
Date: Mon, 25 Jul 2016 13:40:51 -0500
Subject: SCI32: Add 6-argument signature of kAddPicAt

This is used by Torin in room 50900.
---
 engines/sci/graphics/frameout.cpp | 4 ++--
 engines/sci/graphics/frameout.h   | 2 +-
 engines/sci/graphics/plane32.cpp  | 9 +++++----
 engines/sci/graphics/plane32.h    | 2 +-
 4 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'engines/sci/graphics')

diff --git a/engines/sci/graphics/frameout.cpp b/engines/sci/graphics/frameout.cpp
index a264516bf7..7ea159f45d 100644
--- a/engines/sci/graphics/frameout.cpp
+++ b/engines/sci/graphics/frameout.cpp
@@ -485,12 +485,12 @@ void GfxFrameout::updatePlane(Plane &plane) {
 #pragma mark -
 #pragma mark Pics
 
-void GfxFrameout::kernelAddPicAt(const reg_t planeObject, const GuiResourceId pictureId, const int16 x, const int16 y, const bool mirrorX) {
+void GfxFrameout::kernelAddPicAt(const reg_t planeObject, const GuiResourceId pictureId, const int16 x, const int16 y, const bool mirrorX, const bool deleteDuplicate) {
 	Plane *plane = _planes.findByObject(planeObject);
 	if (plane == nullptr) {
 		error("kAddPicAt: Plane %04x:%04x not found", PRINT_REG(planeObject));
 	}
-	plane->addPic(pictureId, Common::Point(x, y), mirrorX);
+	plane->addPic(pictureId, Common::Point(x, y), mirrorX, deleteDuplicate);
 }
 
 #pragma mark -
diff --git a/engines/sci/graphics/frameout.h b/engines/sci/graphics/frameout.h
index 035555af6f..1724ad94b6 100644
--- a/engines/sci/graphics/frameout.h
+++ b/engines/sci/graphics/frameout.h
@@ -167,7 +167,7 @@ public:
 #pragma mark -
 #pragma mark Pics
 public:
-	void kernelAddPicAt(const reg_t planeObject, const GuiResourceId pictureId, const int16 pictureX, const int16 pictureY, const bool mirrorX);
+	void kernelAddPicAt(const reg_t planeObject, const GuiResourceId pictureId, const int16 pictureX, const int16 pictureY, const bool mirrorX, const bool deleteDuplicate);
 
 #pragma mark -
 #pragma mark Rendering
diff --git a/engines/sci/graphics/plane32.cpp b/engines/sci/graphics/plane32.cpp
index cb6ec74e8f..1cd88d667b 100644
--- a/engines/sci/graphics/plane32.cpp
+++ b/engines/sci/graphics/plane32.cpp
@@ -194,11 +194,12 @@ void Plane::addPicInternal(const GuiResourceId pictureId, const Common::Point *p
 	_type = transparent ? kPlaneTypeTransparentPicture : kPlaneTypePicture;
 }
 
-GuiResourceId Plane::addPic(const GuiResourceId pictureId, const Common::Point &position, const bool mirrorX) {
-	GuiResourceId oldPictureId = _pictureId;
-	deletePic(pictureId);
+GuiResourceId Plane::addPic(const GuiResourceId pictureId, const Common::Point &position, const bool mirrorX, const bool deleteDuplicate) {
+	if (deleteDuplicate) {
+		deletePic(pictureId);
+	}
 	addPicInternal(pictureId, &position, mirrorX);
-	return oldPictureId;
+	return _pictureId;
 }
 
 void Plane::changePic() {
diff --git a/engines/sci/graphics/plane32.h b/engines/sci/graphics/plane32.h
index f55d97b6ed..964d20ca12 100644
--- a/engines/sci/graphics/plane32.h
+++ b/engines/sci/graphics/plane32.h
@@ -347,7 +347,7 @@ public:
 	 * new picture resource to the plane at the given
 	 * position.
 	 */
-	GuiResourceId addPic(const GuiResourceId pictureId, const Common::Point &position, const bool mirrorX);
+	GuiResourceId addPic(const GuiResourceId pictureId, const Common::Point &position, const bool mirrorX, const bool deleteDuplicate = true);
 
 	/**
 	 * If the plane is a picture plane, re-adds all cels
-- 
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