SCI: honor given order of screen items in sci32

fixes gk1 game menu slider controls

svn-id: r51252

2 files changed, 10 insertions, 1 deletions

diff --git a/engines/sci/graphics/frameout.cpp b/engines/sci/graphics/frameout.cpp
index 0ace3c8e62..6f0aa1c428 100644
--- a/engines/sci/graphics/frameout.cpp
+++ b/engines/sci/graphics/frameout.cpp
@@ -122,7 +122,12 @@ int16 GfxFrameout::kernelGetHighPlanePri() {
 }
 
 bool sortHelper(const FrameoutEntry* entry1, const FrameoutEntry* entry2) {
-	return (entry1->priority == entry2->priority) ? (entry1->y < entry2->y) : (entry1->priority < entry2->priority);
+	if (entry1->priority == entry2->priority) {
+		if (entry1->y == entry2->y)
+			return (entry1->givenOrderNr < entry2->givenOrderNr);
+		return (entry1->y < entry2->y);
+	}
+	return (entry1->priority < entry2->priority);
 }
 
 bool planeSortHelper(const PlaneEntry &entry1, const PlaneEntry &entry2) {
@@ -247,6 +252,7 @@ void GfxFrameout::kernelFrameout() {
 				itemEntry->scaleX = readSelectorValue(_segMan, itemObject, SELECTOR(scaleX));
 				itemEntry->scaleY = readSelectorValue(_segMan, itemObject, SELECTOR(scaleY));
 				itemEntry->object = itemObject;
+				itemEntry->givenOrderNr = itemNr;
 
 				itemList.push_back(itemEntry);
 				itemEntry++;
@@ -282,6 +288,8 @@ void GfxFrameout::kernelFrameout() {
 		// Now display itemlist
 		itemEntry = itemData;
 
+//		warning("Plane %s", _segMan->getObjectName(planeObject));
+
 		for (FrameoutList::iterator listIterator = itemList.begin(); listIterator != itemList.end(); listIterator++) {
 			itemEntry = *listIterator;
 
diff --git a/engines/sci/graphics/frameout.h b/engines/sci/graphics/frameout.h
index 5adf147c8d..5c42489446 100644
--- a/engines/sci/graphics/frameout.h
+++ b/engines/sci/graphics/frameout.h
@@ -39,6 +39,7 @@ struct PlaneEntry {
 typedef Common::List<PlaneEntry> PlaneList;
 
 struct FrameoutEntry {
+	uint16 givenOrderNr;
 	reg_t object;
 	GuiResourceId viewId;
 	int16 loopNo;