mirror of
https://github.com/minetest/minetest.git
synced 2024-11-26 09:33:45 +01:00
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#pragma once
|
|
|
|
#include "IReferenceCounted.h"
|
|
#include "IImage.h"
|
|
#include "path.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace io
|
|
{
|
|
class IReadFile;
|
|
} // end namespace io
|
|
namespace video
|
|
{
|
|
|
|
//! Class which is able to create a image from a file.
|
|
/** If you want the Irrlicht Engine be able to load textures of
|
|
currently unsupported file formats (e.g .gif), then implement
|
|
this and add your new Surface loader with
|
|
IVideoDriver::addExternalImageLoader() to the engine. */
|
|
class IImageLoader : public virtual IReferenceCounted
|
|
{
|
|
public:
|
|
//! Check if the file might be loaded by this class
|
|
/** Check is based on the file extension (e.g. ".tga")
|
|
\param filename Name of file to check.
|
|
\return True if file seems to be loadable. */
|
|
virtual bool isALoadableFileExtension(const io::path &filename) const = 0;
|
|
|
|
//! Check if the file might be loaded by this class
|
|
/** Check might look into the file.
|
|
\param file File handle to check.
|
|
\return True if file seems to be loadable. */
|
|
virtual bool isALoadableFileFormat(io::IReadFile *file) const = 0;
|
|
|
|
//! Creates a surface from the file
|
|
/** \param file File handle to check.
|
|
\return Pointer to newly created image, or 0 upon error. */
|
|
virtual IImage *loadImage(io::IReadFile *file) const = 0;
|
|
};
|
|
|
|
} // end namespace video
|
|
} // end namespace irr
|