Implement item to item name list index mapping for Kyrandia 1 Amiga.

svn-id: r43210

4 files changed, 65 insertions, 7 deletions

diff --git a/engines/kyra/gui_lok.cpp b/engines/kyra/gui_lok.cpp
index 2301b1e290..1dbd226790 100644
--- a/engines/kyra/gui_lok.cpp
+++ b/engines/kyra/gui_lok.cpp
@@ -59,7 +59,7 @@ int KyraEngine_LoK::buttonInventoryCallback(Button *caller) {
 			_screen->fillRect(_itemPosX[itemOffset], _itemPosY[itemOffset], _itemPosX[itemOffset] + 15, _itemPosY[itemOffset] + 15, _flags.platform == Common::kPlatformAmiga ? 19 : 12);
 			snd_playSoundEffect(0x35);
 			setMouseItem(inventoryItem);
-			updateSentenceCommand(_itemList[inventoryItem], _takenList[0], 179);
+			updateSentenceCommand(_itemList[getItemListIndex(inventoryItem)], _takenList[0], 179);
 			_itemInHand = inventoryItem;
 			_screen->showMouse();
 			_currentCharacter->inventoryItems[itemOffset] = 0xFF;
@@ -73,9 +73,9 @@ int KyraEngine_LoK::buttonInventoryCallback(Button *caller) {
 			setMouseItem(inventoryItem);
 			// TODO: Proper support for both taken strings in Amiga version
 			if (_flags.platform == Common::kPlatformAmiga)
-				updateSentenceCommand(_itemList[inventoryItem], _takenList[0], 179);
+				updateSentenceCommand(_itemList[getItemListIndex(inventoryItem)], _takenList[0], 179);
 			else
-				updateSentenceCommand(_itemList[inventoryItem], _takenList[1], 179);
+				updateSentenceCommand(_itemList[getItemListIndex(inventoryItem)], _takenList[1], 179);
 			_screen->showMouse();
 			_currentCharacter->inventoryItems[itemOffset] = _itemInHand;
 			_itemInHand = inventoryItem;
@@ -84,7 +84,7 @@ int KyraEngine_LoK::buttonInventoryCallback(Button *caller) {
 			_screen->hideMouse();
 			_screen->drawShape(0, _shapes[216+_itemInHand], _itemPosX[itemOffset], _itemPosY[itemOffset], 0, 0);
 			_screen->setMouseCursor(1, 1, _shapes[0]);
-			updateSentenceCommand(_itemList[_itemInHand], _placedList[0], 179);
+			updateSentenceCommand(_itemList[getItemListIndex(_itemInHand)], _placedList[0], 179);
 			_screen->showMouse();
 			_currentCharacter->inventoryItems[itemOffset] = _itemInHand;
 			_itemInHand = -1;
diff --git a/engines/kyra/items_lok.cpp b/engines/kyra/items_lok.cpp
index 83817becf8..0dd854c582 100644
--- a/engines/kyra/items_lok.cpp
+++ b/engines/kyra/items_lok.cpp
@@ -414,7 +414,7 @@ int KyraEngine_LoK::processItemDrop(uint16 sceneId, uint8 item, int x, int y, in
 
 	if (unk1 == 0 && unk2 != 0) {
 		assert(_itemList && _droppedList);
-		updateSentenceCommand(_itemList[item], _droppedList[0], 179);
+		updateSentenceCommand(_itemList[getItemListIndex(item)], _droppedList[0], 179);
 	}
 
 	return 1;
@@ -434,7 +434,7 @@ void KyraEngine_LoK::exchangeItemWithMouseItem(uint16 sceneId, int itemIndex) {
 
 	setMouseItem(_itemInHand);
 	assert(_itemList && _takenList);
-	updateSentenceCommand(_itemList[_itemInHand], _takenList[1], 179);
+	updateSentenceCommand(_itemList[getItemListIndex(_itemInHand)], _takenList[1], 179);
 	_screen->showMouse();
 	clickEventHandler2();
 }
@@ -910,5 +910,61 @@ void KyraEngine_LoK::restoreItemRect1(int xpos, int ypos) {
 	_screen->copyBlockToPage(_screen->_curPage, xpos, ypos, 4<<3, 32, _itemBkgBackUp[1]);
 }
 
+int KyraEngine_LoK::getItemListIndex(uint16 item) {
+	if (_flags.platform != Common::kPlatformAmiga)
+		return item;
+
+	// "Unkown item" is at 81.
+	if (item == 0xFFFF || item == 0xFF)
+		return 81;
+	// The first item names are mapped directly
+	else if (item <= 28)
+		return item;
+	// There's only one string for all "Fireberries"
+	else if (item >= 29 && item <= 33)
+		return 29;
+	// Correct offsets
+	else if (item >= 34 && item <= 59)
+		return item - 4;
+	// There's only one string for all "Red Potion"
+	else if (item >= 60 && item <= 61)
+		return 56;
+	// There's only one string for all "Blue Potion"
+	else if (item >= 62 && item <= 63)
+		return 57;
+	// There's only one string for all "Yellow Potion"
+	else if (item >= 64 && item <= 65)
+		return 58;
+	// Correct offsets
+	else if (item >= 66 && item <= 69)
+		return item - 7;
+	// There's only one string for "Fresh Water"
+	else if (item >= 70 && item <= 71)
+		return 63;
+	// There's only one string for "Salt Water"
+	else if (item >= 72 && item <= 73)
+		return 64;
+	// There's only one string for "Mineral Water"
+	else if (item >= 74 && item <= 75)
+		return 65;
+	// There's only one string for "Magical Water"
+	else if (item >= 76 && item <= 77)
+		return 66;
+	// There's only one string for "Empty Flask"
+	else if (item >= 78 && item <= 79)
+		return 67;
+	// There's only one string for "Scroll"
+	else if (item >= 80 && item <= 89)
+		return 68;
+	// There's only one string for "Parchment scrap"
+	else if (item >= 90 && item <= 94)
+		return 69;
+	// Correct offsets
+	else if (item >= 95)
+		return item - 25;
+
+	return 81;
+}
+
 } // end of namespace Kyra
 
diff --git a/engines/kyra/kyra_lok.cpp b/engines/kyra/kyra_lok.cpp
index a3a249de18..0499b5ca4b 100644
--- a/engines/kyra/kyra_lok.cpp
+++ b/engines/kyra/kyra_lok.cpp
@@ -664,7 +664,7 @@ int KyraEngine_LoK::processInputHelper(int xpos, int ypos) {
 			currentRoom->itemsTable[item] = 0xFF;
 			setMouseItem(item2);
 			assert(_itemList && _takenList);
-			updateSentenceCommand(_itemList[item2], _takenList[0], 179);
+			updateSentenceCommand(_itemList[getItemListIndex(item2)], _takenList[0], 179);
 			_itemInHand = item2;
 			_screen->showMouse();
 			clickEventHandler2();
diff --git a/engines/kyra/kyra_lok.h b/engines/kyra/kyra_lok.h
index a905c5521b..b7fd56010f 100644
--- a/engines/kyra/kyra_lok.h
+++ b/engines/kyra/kyra_lok.h
@@ -289,6 +289,8 @@ protected:
 	void removeHandItem();
 	void setMouseItem(uint16 item);
 
+	int getItemListIndex(uint16 item);
+
 	// -> graphics effects
 	void wipeDownMouseItem(int xpos, int ypos);
 	void itemSpecialFX(int x, int y, int item);