/**
 * This source file is part of OgreColladaPlugin
 * an addon for OGRE (Object-oriented Graphics Rendering Engine)
 * For the latest info, see http://www.ogre3d.org/
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.

 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

 * You should have received a copy of the GNU Lesser General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307, USA, or go to
 * http://www.gnu.org/copyleft/lesser.txt.
 *
 * @author	Philipp Hartl
 * @see		README
 */

#ifndef __COLLADA_TEXTURE_H__
#define __COLLADA_TEXTURE_H__

#include "OgreColladaPrerequisites.h"
#include "OgreColladaEntity.h"

namespace Ogre
{
	/**
	 * a <image> object
	 * currently no raw data is supported
	 */
	class ColladaImage : public ColladaEntity
	{
	public:
		ColladaImage(ColladaDocument *d, xmlNode *n);
		virtual ~ColladaImage(void);

		/**
		 * import <image> node
		 *
		 * @see	base class
		 */
		virtual bool doImport(void);

		virtual EntityTypes getEntityType(void) const { return IMAGE; }
		virtual MovableObject *getOgreInstance(void) const { return NULL; }
		const String &getSource(void) const { return mSource; }
		const String &getFormat(void) const { return mFormat; }
		const uint &getHeight(void) const { return mHeight; }
		const uint &getWidth(void) const { return mWidth; }
		const uint &getDepth(void) const { return mDepth; }

	private:
		String mSource;		// the filename (URL)
		String mFormat;		// image format

		uint mHeight;		// image height in pixel units
		uint mWidth;		// image width in pixel units
		uint mDepth;		// image depth in pixel units, default is 1 (2D)
	};

	/**
 	 * <param name="..."> texture types
	 */
	namespace ColladaTextureSpecific
	{
		enum Type
		{
			AMBIENT = 0,
			DIFFUSE,
			EMISSION,
			SHININESS,
			SPECULAR,

			UNKNOWN = -1
		};

		/**
		 * compare the string with collada syntax
		 *
		 * @param	s	the semantic string we have
		 * @return	the corresponding texture type
		 */
		Type getType(const String &s);
	}

	/**
	 * a <texture> object
	 */
	class ColladaTexture : public ColladaEntity
	{
	public:
		ColladaTexture(ColladaDocument *d, xmlNode *n);
		virtual ~ColladaTexture(void);

		/**
		 * import <texture> node
		 * 
		 * @see	base class
		 */
		virtual bool doImport(void);

		virtual EntityTypes getEntityType(void) const { return TEXTURE; }
		ColladaImage *getImage(void) const { return mImage; }
		virtual MovableObject *getOgreInstance(void) const { return NULL; }
		// ColladaTextureSpecific::Type getType(void) const { return mType; }

	private:
		ColladaImage *mImage;					// the image this texture holds
		ColladaTextureSpecific::Type mType;		// the texture type
	};
}

#endif // __COLLADA_TEXTURE_H__