X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fnodemetadata.h;h=5af10d0f0ef8133a9fad5d177c1026fcdb6060cf;hb=bc3072b35e6a60cc77ee5275eb9e7cd5c537385c;hp=ae02cfc3c2cbd8f294f1d7187c806af51a5b8f4c;hpb=fd7a0735c9aeaa7978190049319e3cdfe48920a4;p=minetest.git diff --git a/src/nodemetadata.h b/src/nodemetadata.h index ae02cfc3c..5af10d0f0 100644 --- a/src/nodemetadata.h +++ b/src/nodemetadata.h @@ -1,18 +1,18 @@ /* -Minetest-c55 -Copyright (C) 2010-2011 celeron55, Perttu Ahola +Minetest +Copyright (C) 2010-2013 celeron55, Perttu Ahola 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 +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 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. +GNU Lesser General Public License for more details. -You should have received a copy of the GNU General Public License along +You should have received a copy of the GNU Lesser 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. */ @@ -20,130 +20,85 @@ with this program; if not, write to the Free Software Foundation, Inc., #ifndef NODEMETADATA_HEADER #define NODEMETADATA_HEADER -#include "common_irrlicht.h" +#include "irrlichttypes_bloated.h" #include #include +#include /* - Used for storing: + NodeMetadata stores arbitary amounts of data for special blocks. + Used for furnaces, chests and signs. - Oven: - - Item that is being burned - - Burning time - - Item stack that is being heated - - Result item stack - - Sign: - - Text + There are two interaction methods: inventory menu and text input. + Only one can be used for a single metadata, thus only inventory OR + text input should exist in a metadata. */ class Inventory; +class IGameDef; class NodeMetadata { public: - typedef NodeMetadata* (*Factory)(std::istream&); - - NodeMetadata(); - virtual ~NodeMetadata(); + NodeMetadata(IGameDef *gamedef); + ~NodeMetadata(); - static NodeMetadata* deSerialize(std::istream &is); - void serialize(std::ostream &os); - - // This usually is the CONTENT_ value - virtual u16 typeId() const = 0; - virtual NodeMetadata* clone() = 0; - virtual void serializeBody(std::ostream &os) = 0; - virtual std::string infoText() {return "";} - virtual Inventory* getInventory() {return NULL;} - // This is called always after the inventory is modified, before - // the changes are copied elsewhere - virtual void inventoryModified(){} - // A step in time. Returns true if metadata changed. - virtual bool step(float dtime) {return false;} - virtual bool nodeRemovalDisabled(){return false;} - -protected: - static void registerType(u16 id, Factory f); -private: - static core::map m_types; -}; - -class SignNodeMetadata : public NodeMetadata -{ -public: - SignNodeMetadata(std::string text); - //~SignNodeMetadata(); + void serialize(std::ostream &os) const; + void deSerialize(std::istream &is); - virtual u16 typeId() const; - static NodeMetadata* create(std::istream &is); - virtual NodeMetadata* clone(); - virtual void serializeBody(std::ostream &os); - virtual std::string infoText(); - - std::string getText(){ return m_text; } - void setText(std::string t){ m_text = t; } + void clear(); + + // Generic key/value store + std::string getString(const std::string &name) const + { + std::map::const_iterator i; + i = m_stringvars.find(name); + if(i == m_stringvars.end()) + return ""; + return resolveString(i->second); + } + void setString(const std::string &name, const std::string &var) + { + if(var.empty()) + m_stringvars.erase(name); + else + m_stringvars[name] = var; + } + // support variable names in values + std::string resolveString(const std::string &str) const + { + if(str.substr(0,2) == "${" && str[str.length()-1] == '}') + return resolveString(getString(str.substr(2,str.length()-3))); + return str; + } + std::map getStrings() const + { + return m_stringvars; + } + + // The inventory + Inventory* getInventory() + { + return m_inventory; + } private: - std::string m_text; -}; - -class ChestNodeMetadata : public NodeMetadata -{ -public: - ChestNodeMetadata(); - ~ChestNodeMetadata(); - - virtual u16 typeId() const; - static NodeMetadata* create(std::istream &is); - virtual NodeMetadata* clone(); - virtual void serializeBody(std::ostream &os); - virtual std::string infoText(); - virtual Inventory* getInventory() {return m_inventory;} - - virtual bool nodeRemovalDisabled(); - -private: + std::map m_stringvars; Inventory *m_inventory; }; -class FurnaceNodeMetadata : public NodeMetadata -{ -public: - FurnaceNodeMetadata(); - ~FurnaceNodeMetadata(); - - virtual u16 typeId() const; - virtual NodeMetadata* clone(); - static NodeMetadata* create(std::istream &is); - virtual void serializeBody(std::ostream &os); - virtual std::string infoText(); - virtual Inventory* getInventory() {return m_inventory;} - virtual void inventoryModified(); - virtual bool step(float dtime); - -private: - Inventory *m_inventory; - float m_step_accumulator; - float m_fuel_totaltime; - float m_fuel_time; - float m_src_totaltime; - float m_src_time; -}; /* List of metadata of all the nodes of a block */ -class InventoryManager; - class NodeMetadataList { public: ~NodeMetadataList(); - void serialize(std::ostream &os); - void deSerialize(std::istream &is); + void serialize(std::ostream &os) const; + void deSerialize(std::istream &is, IGameDef *gamedef); // Get pointer to data NodeMetadata* get(v3s16 p); @@ -151,12 +106,11 @@ class NodeMetadataList void remove(v3s16 p); // Deletes old data and sets a new one void set(v3s16 p, NodeMetadata *d); + // Deletes all + void clear(); - // A step in time. Returns true if something changed. - bool step(float dtime); - private: - core::map m_data; + std::map m_data; }; #endif