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/*
core/info.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_CORE_INFO_H__
#define __INCLUDED_CORE_INFO_H__
#include <iostream>
#include <string>
#include <vector>
#include <deque>
#include "core/label.h"
#include "model/model.h"
namespace core
{
/**
* @brief an information record type
* The InfoType groups information records of the same type
*/
class InfoType : public Label
{
public:
/**
* @brief create a new information record type
* The constructor automaticly adds the instance to the registry
*/
InfoType(const char* label);
virtual ~InfoType();
/* ---- static infoclass registry ---------------------------------- */
/// clear infotype registry
static void clear();
/// search the infotype registry for a label
static InfoType *find(const std::string & label);
private:
/// info registry type definition
typedef std::vector<InfoType*> Registry;
static Registry infotype_registry;
}; // class InfoType
/**
* @brief an information record
* An information record holds extended information about a specific entity or item class.
* This information is exchanged between server and the client, and can be used to build
* HUD widgets.
*/
class Info : public Label
{
public:
/// type definition for the text description
typedef std::deque<std::string> Text;
/**
* @brief create a new information record
* The constructor automaticly adds the instance to the registry
*/
Info(const InfoType *type = 0);
/// delete the information record
virtual ~Info();
/* ---- inspectors ------------------------------------------------- */
inline const InfoType* type() const {
return info_type;
}
inline const std::string & modelname() const {
return info_modelname;
}
inline const model::Model *model() const {
return info_model;
}
inline const long price() const {
return info_price;
}
inline const unsigned long ×tamp() const {
return info_timestamp;
}
/// text description
inline Text & text() {
return info_text;
}
/* ---- mutators --------------------------------------------------- */
void set_modelname(const std::string & modelname);
void set_modelname(const char *modelname);
void set_model(const model::Model *model);
void set_price(const long price);
/// set the timestamp
void set_timestamp(const unsigned long timestamp);
/// add a line of info text
void add_text(const std::string & text);
/// add a line of info text
void add_text(const char *text);
/// clear the info text
void clear_text();
/// print info to the system console
virtual void print() const;
/// clear the timestamp
void clear_timestamp();
protected:
/// set the info class id
void set_type(const InfoType *type);
public:
/* ---- serializers ------------------------------------------------ */
/// serialize a server-to-client update on a stream
void serialize_server_update(std::ostream & os) const;
/// receive a server-to-client update from a stream
void receive_server_update(std::istream &is);
private:
const InfoType* info_type;
long info_price;
unsigned long info_timestamp;
std::string info_modelname;
const model::Model* info_model;
Text info_text;
/* ---- static info registry --------------------------------------- */
public:
/// info registry type definition
typedef std::vector<Info*> Registry;
/// the info registry
static inline Registry & registry() {
return info_registry;
}
/// search the info registry for a labeled item
static Info *find(const char * label);
/// search the info registry for a label
static Info *find(const std::string & label);
/// search the info registry for a record with a matching label or name
static Info *search(const std::string & searchstr);
/// search the info registry for a labeled item, belonging to a specific class
static Info *find(const InfoType *type, const char * label);
/// search the info registry for a label, belonging to a specific class
static Info *find(const InfoType *type, const std::string & label);
/// search the info registry for a record with a matching label or name and belonging to a specific class
static Info *search(const InfoType *type, const std::string & searchstr);
/// clear the info registry
static void clear();
/// list the info registry
static void list();
/// list a single class in the info registry
static void list(const InfoType *type);
private:
static Registry info_registry;
};
}
#endif // __INCLUDED_CORE_INFO_H__
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