separated inventory-related game content to content_inventory.{h,cpp}

4 files changed, 154 insertions, 63 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 3ee49f327..64e63e272 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -50,6 +50,7 @@ configure_file(
 )
 
 set(common_SRCS
+	content_inventory.cpp
 	content_nodemeta.cpp
 	content_craft.cpp
 	content_mapblock.cpp
diff --git a/src/content_inventory.cpp b/src/content_inventory.cpp
new file mode 100644
index 000000000..3b72b31f1
--- /dev/null
+++ b/src/content_inventory.cpp
@@ -0,0 +1,98 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "content_inventory.h"
+#include "inventory.h"
+#include "serverobject.h"
+#include "content_mapnode.h"
+
+bool item_material_is_cookable(u8 content)
+{
+	if(content == CONTENT_TREE)
+		return true;
+	else if(content == CONTENT_COBBLE)
+		return true;
+	else if(content == CONTENT_SAND)
+		return true;
+	return false;
+}
+
+InventoryItem* item_material_create_cook_result(u8 content)
+{
+	if(content == CONTENT_TREE)
+		return new CraftItem("lump_of_coal", 1);
+	else if(content == CONTENT_COBBLE)
+		return new MaterialItem(CONTENT_STONE, 1);
+	else if(content == CONTENT_SAND)
+		return new MaterialItem(CONTENT_GLASS, 1);
+	return NULL;
+}
+
+std::string item_craft_get_image_name(const std::string &subname)
+{
+	if(subname == "Stick")
+		return "stick.png";
+	else if(subname == "lump_of_coal")
+		return "lump_of_coal.png";
+	else if(subname == "lump_of_iron")
+		return "lump_of_iron.png";
+	else if(subname == "steel_ingot")
+		return "steel_ingot.png";
+	else if(subname == "rat")
+		return "rat.png";
+	else
+		return "cloud.png"; // just something
+}
+
+ServerActiveObject* item_craft_create_object(const std::string &subname,
+		ServerEnvironment *env, u16 id, v3f pos)
+{
+	if(subname == "rat")
+	{
+		ServerActiveObject *obj = new RatSAO(env, id, pos);
+		return obj;
+	}
+
+	return NULL;
+}
+
+s16 item_craft_get_drop_count(const std::string &subname)
+{
+	if(subname == "rat")
+		return 1;
+
+	return -1;
+}
+
+bool item_craft_is_cookable(const std::string &subname)
+{
+	if(subname == "lump_of_iron")
+		return true;
+		
+	return false;
+}
+
+InventoryItem* item_craft_create_cook_result(const std::string &subname)
+{
+	if(subname == "lump_of_iron")
+		return new CraftItem("steel_ingot", 1);
+
+	return NULL;
+}
+
diff --git a/src/content_inventory.h b/src/content_inventory.h
new file mode 100644
index 000000000..54aa2151a
--- /dev/null
+++ b/src/content_inventory.h
@@ -0,0 +1,41 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#ifndef CONTENT_INVENTORY_HEADER
+#define CONTENT_INVENTORY_HEADER
+
+#include "common_irrlicht.h" // For u8, s16
+#include <string>
+
+class InventoryItem;
+class ServerActiveObject;
+class ServerEnvironment;
+
+bool           item_material_is_cookable(u8 content);
+InventoryItem* item_material_create_cook_result(u8 content);
+
+std::string         item_craft_get_image_name(const std::string &subname);
+ServerActiveObject* item_craft_create_object(const std::string &subname,
+		ServerEnvironment *env, u16 id, v3f pos);
+s16                 item_craft_get_drop_count(const std::string &subname);
+bool                item_craft_is_cookable(const std::string &subname);
+InventoryItem*      item_craft_create_cook_result(const std::string &subname);
+
+#endif
+
diff --git a/src/inventory.cpp b/src/inventory.cpp
index 88453530e..03df98de6 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -29,6 +29,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "main.h"
 #include "serverobject.h"
 #include "content_mapnode.h"
+#include "content_inventory.h"
 
 /*
 	InventoryItem
@@ -111,36 +112,12 @@ ServerActiveObject* InventoryItem::createSAO(ServerEnvironment *env, u16 id, v3f
 
 bool MaterialItem::isCookable()
 {
-	if(m_content == CONTENT_TREE)
-	{
-		return true;
-	}
-	else if(m_content == CONTENT_COBBLE)
-	{
-		return true;
-	}
-	else if(m_content == CONTENT_SAND)
-	{
-		return true;
-	}
-	return false;
+	return item_material_is_cookable(m_content);
 }
 
 InventoryItem *MaterialItem::createCookResult()
 {
-	if(m_content == CONTENT_TREE)
-	{
-		return new CraftItem("lump_of_coal", 1);
-	}
-	else if(m_content == CONTENT_COBBLE)
-	{
-		return new MaterialItem(CONTENT_STONE, 1);
-	}
-	else if(m_content == CONTENT_SAND)
-	{
-		return new MaterialItem(CONTENT_GLASS, 1);
-	}
-	return NULL;
+	return item_material_create_cook_result(m_content);
 }
 
 /*
@@ -153,21 +130,8 @@ video::ITexture * CraftItem::getImage()
 	if(g_texturesource == NULL)
 		return NULL;
 	
-	std::string name;
+	std::string name = item_craft_get_image_name(m_subname);
 
-	if(m_subname == "Stick")
-		name = "stick.png";
-	else if(m_subname == "lump_of_coal")
-		name = "lump_of_coal.png";
-	else if(m_subname == "lump_of_iron")
-		name = "lump_of_iron.png";
-	else if(m_subname == "steel_ingot")
-		name = "steel_ingot.png";
-	else if(m_subname == "rat")
-		name = "rat.png";
-	else
-		name = "cloud.png";
-	
 	// Get such a texture
 	return g_texturesource->getTextureRaw(name);
 }
@@ -176,48 +140,35 @@ video::ITexture * CraftItem::getImage()
 ServerActiveObject* CraftItem::createSAO(ServerEnvironment *env, u16 id, v3f pos)
 {
 	// Special cases
-	if(m_subname == "rat")
-	{
-		ServerActiveObject *obj = new RatSAO(env, id, pos);
+	ServerActiveObject *obj = item_craft_create_object(m_subname, env, id, pos);
+	if(obj)
 		return obj;
-	}
 	// Default
-	else
-	{
-		return InventoryItem::createSAO(env, id, pos);
-	}
+	return InventoryItem::createSAO(env, id, pos);
 }
 
 u16 CraftItem::getDropCount()
 {
 	// Special cases
-	if(m_subname == "rat")
-		return 1;
+	s16 dc = item_craft_get_drop_count(m_subname);
+	if(dc != -1)
+		return dc;
 	// Default
-	else
-		return InventoryItem::getDropCount();
+	return InventoryItem::getDropCount();
 }
 
 bool CraftItem::isCookable()
 {
-	if(m_subname == "lump_of_iron")
-	{
-		return true;
-	}
-	return false;
+	return item_craft_is_cookable(m_subname);
 }
 
 InventoryItem *CraftItem::createCookResult()
 {
-	if(m_subname == "lump_of_iron")
-	{
-		return new CraftItem("steel_ingot", 1);
-	}
-	return NULL;
+	return item_craft_create_cook_result(m_subname);
 }
 
 /*
-	MapBlockObjectItem
+	MapBlockObjectItem DEPRECATED
 	TODO: Remove
 */
 #ifndef SERVER