#ifndef UGDATASETRASTERCOLLECTIONSQL_H
#define UGDATASETRASTERCOLLECTIONSQL_H

#include "Engine/UGDatasetRasterCollection.h"

namespace UGC
{

class UGODBCCIConnection;
class UGEXPORT UGDatasetRasterCollectionSql : public UGDatasetRasterCollection
{
	friend class UGDatasourceSql;
public:
	UGDatasetRasterCollectionSql();
	UGDatasetRasterCollectionSql(UGDataSource *pDataSource);
	virtual ~UGDatasetRasterCollectionSql();

public:

	//! \brief 打开数据集
	virtual UGbool Open();

	//! \brief 保存数据集信息
	virtual UGbool SaveInfo();

	//! \brief 根据别名获取子数据集中集合中的顺序
	virtual UGint GetSubDatasetOrder(const UGString &strAliasName);

	virtual UGbool RemovePyramids();

	virtual UGDatasetRaster* Tier(UGint nLevel, UGint lWidth, UGint lHeight, 
		UGDatasetRasterInfo::IBSizeOption eBlockSize, UGint nOptions);

	//!	\brief	清除掉创建不完全的金字塔
	virtual void ClearIncompletePyramid();
	
	virtual UGbool ReadPyramidDatasets();

public:
	
	//!\brief 创建数据集合
	UGbool Create(const UGDatasetRasterInfo &info);
	
	UGbool ReadBand();

	UGbool SaveMBandInfo();

	//! \brief 获取连接
	UGODBCCIConnection * GetConnection() const;
};
}
#endif