Image.h

Go to the documentation of this file.

// File name: Image.h
// Des: This class is working with images.
// Date: 28/05/1388
// Programmers: Ali Akbar Mohammadi (Kochol)

#ifndef KGE_GFXIMAGE_H
#define KGE_GFXIMAGE_H

#include "../Resource.h"
#include "Texture.h"

namespace kge
{
namespace gfx
{
enum ImageFormat
{
        EIF_RGB,
        EIF_RGBA,
        EIF_BGR,
        EIF_BGRA,
        EIF_A

}; // ImageFormat

class KGE_API Image: public Resource
{
public:

        Image(const u32 Handle, const char* FileName, const char* Name, void* ExtraParam);

        Image(const char* Name);

        ~Image();

        bool CreateImage(int Width, int Height, int Depth = 1, int BytesPerPixel = 4,
                                         ImageFormat imgFormat = EIF_BGRA, void* Data = NULL);

        u8*     GetData(u32 MipMapLevel = 0);

        u32 GetPixels(int XOff, int YOff, int ZOff, int Width, int Height, int Depth,
                                   ImageFormat imgFormat, u8* OutData, u32 MipMapLevel = 0);

        u32 SetData(u8* pData);

        void SetPixels(int XOff, int YOff, int ZOff, int Width, int Height, int Depth,
                ImageFormat imgFormat, u8* OutData, u32 MipMapLevel = 0);

        u32 Scale(u32 Width, u32 Height, u32 Depth, u32 MipMapLevel = 0);

        u8 BuildMipMaps();

        bool BuildTileMipMap(int NumCols, int NumRows);

        int GetWidth() { return m_iWidth; }

        int GetHeight() { return m_iHeight; }

        u8*     GetCompressData(CompressType ct, u32& Size);

        int GetBytePerPixel() {return m_iBpp;}
        ImageFormat GetFormat() {return m_eFmt;}

protected:

        u32                     m_iImgID;               // Devil Image ID
        int                     m_iWidth,               // Width 
                                m_iHeight,              // Height
                                m_ibpp,                 // bits per pixel
                                m_iBpp;                 // Bytes per pixel
        ImageFormat     m_eFmt;

        bool LoadImageFromFile();

        // Check for devil errors.
        void CheckDevilErrors( const char* TextureName );

}; // Image

} // gfx

} // kge

#endif // KGE_GFXIMAGE_H