CSurface.cpp

//==============================================================================
#include "CSurface.h"

//==============================================================================
CSurface::CSurface()
{
}

//==============================================================================
SDL_Surface* CSurface::OnLoad(char* File)
{
    SDL_Surface* Surf_Temp = NULL;
    SDL_Surface* Surf_Return = NULL;

    if((Surf_Temp = IMG_Load(File)) == NULL)
    {
        return NULL;
    }

    Surf_Return = SDL_DisplayFormatAlpha(Surf_Temp);
    SDL_FreeSurface(Surf_Temp);

    return Surf_Return;
}

//==============================================================================
bool CSurface::OnDraw(SDL_Surface* Surf_Dest, SDL_Surface* Surf_Src, int X, int Y)
{
    if(Surf_Dest == NULL || Surf_Src == NULL)
    {
        return false;
    }

    SDL_Rect DestR;

    DestR.x = X;
    DestR.y = Y;

    SDL_BlitSurface(Surf_Src, NULL, Surf_Dest, &DestR);

    return true;
}

//------------------------------------------------------------------------------
bool CSurface::OnDraw(SDL_Surface* Surf_Dest, SDL_Surface* Surf_Src, int X, int Y, int X2, int Y2, int W, int H)
{
    if(Surf_Dest == NULL || Surf_Src == NULL)
    {
        return false;
    }

    SDL_Rect DestR;

    DestR.x = X;
    DestR.y = Y;

    SDL_Rect SrcR;

    SrcR.x = X2;
    SrcR.y = Y2;
    SrcR.w = W;
    SrcR.h = H;

    SDL_BlitSurface(Surf_Src, &SrcR, Surf_Dest, &DestR);

    return true;
}

//------------------------------------------------------------------------------
bool CSurface::Transparent(SDL_Surface* Surf_Dest, int R, int G, int B)
{
    if(Surf_Dest == NULL)
    {
        return false;
    }

    SDL_SetColorKey(Surf_Dest, SDL_SRCCOLORKEY | SDL_RLEACCEL, SDL_MapRGB(Surf_Dest->format, R, G, B));

    return true;
}

//==============================================================================