NSLobbySystem Code

#include "Entity.h"

Entity::Entity()
{
	surface = NULL;
	setVisible(true);
	setPos(0, 0);
	setTile(0,0);
	setAlpha(255);
}

Entity::~Entity()
{
	if (surface != NULL)
		SDL_FreeSurface(surface);
}

bool Entity::vLoad(TiXmlElement *pXMLData)
{
	string sImage = pXMLData->FirstChild("image")->FirstChild()->Value();
	bool bLoadOK = vLoadImageFromFile(sImage);

	return bLoadOK;
}

TiXmlElement Entity::vGetSaveData()
{
	TiXmlElement imageElm("image");
	TiXmlText imageTxt(image.c_str());
	imageElm.InsertEndChild(imageTxt);

	return imageElm;
}

void Entity::vThink(const int &elapsedTime)
{
}

void Entity::vRender(SDL_Surface *pDestSurface)
{
	if (surface == NULL || isVisible == false || alpha == 0)
		return;

	SDL_Rect rect;
	rect.x = posX;
	rect.y = posY;
	rect.w = surface->w;
	rect.h = surface->h;

	if (alpha != 255)
		SDL_SetAlpha(surface, SDL_SRCALPHA, alpha);

	SDL_BlitSurface(surface, &surface->clip_rect, pDestSurface, &rect);
}

bool Entity::vLoadImageFromFile(const string &sFile)
{
	if (surface != NULL)
		SDL_FreeSurface(surface);

	SDL_Surface *tempSurface;
	tempSurface = SDL_LoadBMP(sFile.c_str());

	image = sFile;

	if (tempSurface == NULL)
	{
		cout << "Cannot open file: " << sFile << " : " << SDL_GetError() << endl;
		return false;
	}
	else
	{
		if (SDL_SetColorKey(tempSurface, SDL_SRCCOLORKEY | SDL_RLEACCEL, SDL_MapRGB(tempSurface->format, 255, 0, 255)) == -1)
			cout << "Image cannot color keyed: " << sFile << " : " << SDL_GetError() << endl;
	}
	surface = tempSurface;

	return true;
}

SDL_Rect Entity::getRect()
{
	SDL_Rect temp = {getPosX(), getPosY(), getWidth(), getHeight() };
	return temp;
}