Cpp:Building A Simple Tile Engine:Part 5

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[edit]

Part 5: Creating units

I haven't got the time to finish this article right now, so until I have here's a stub box for you to look at:

This page is far from complete, go ahead and write some more!
You can extend this page by editing it.

[edit]

File: Unit.h

#ifndef UNIT_H
#define UNIT_H
 
#include "Entity.h"
 
/** Unit entity */
class CUnit: public CEntity
{
private:
	int m_iPlayer;
 
public:
	CUnit();
	virtual ~CUnit();
 
	virtual void			VThink		( const int& iElapsedTime );
	virtual void			VRender		( SDL_Surface* pDestSurface	);
 
	virtual bool			VLoad		( TiXmlElement* pXMLData );
	virtual TiXmlElement	VGetSaveData();
};
 
#endif // UNIT_H

[edit]

File: Unit.cpp

#include "Unit.h"
 
CUnit::CUnit()
{
 
}
 
CUnit::~CUnit()
{
 
}
 
bool CUnit::VLoad( TiXmlElement* pXMLData )
{
	CEntity::VLoad( pXMLData );
 
	m_iPlayer = atoi( pXMLData->Attribute( "player" ) );
 
	TiXmlElement* XMLPosition = pXMLData->FirstChildElement( "position" );
	int iTileX = atoi( XMLPosition->FirstChild( "x" )->FirstChild()->Value() );
	int iTileY = atoi( XMLPosition->FirstChild( "y" )->FirstChild()->Value() );
	SetTile( iTileX, iTileY );
	
	return true;
}
 
TiXmlElement CUnit::VGetSaveData()
{
	TiXmlElement UnitElm( "unit" );
	UnitElm.SetAttribute( "player", m_iPlayer );
	UnitElm.InsertEndChild( CEntity::VGetSaveData() );
	TiXmlElement PositionElm( "position" );
 
	char buf[8];
 
	TiXmlElement PosXElm( "x" );
	sprintf( buf, "%d", GetTileX() );
	TiXmlText PosXTxt( buf );
	PosXElm.InsertEndChild( PosXTxt );
	PositionElm.InsertEndChild( PosXElm );
 
	TiXmlElement PosYElm( "y" );
	sprintf( buf, "%d", GetTileY() );
	TiXmlText PosYTxt( buf );
	PosYElm.InsertEndChild( PosYTxt );
	PositionElm.InsertEndChild( PosYElm );
 
	UnitElm.InsertEndChild( PositionElm );
	
	return UnitElm;
}
 
void CUnit::VThink( const int& iElapsedTime )
{
	CEntity::VThink( iElapsedTime );
}
 
void CUnit::VRender( SDL_Surface* pDestSurface )
{
	CEntity::VRender( pDestSurface );
}