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PureImageCache.cs
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37 lines (34 loc) · 1.17 KB
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using System;
namespace GMap.NET
{
/// <summary>
/// pure abstraction for image cache
/// </summary>
public interface PureImageCache
{
/// <summary>
/// puts image to db
/// </summary>
/// <param name="tile"></param>
/// <param name="type"></param>
/// <param name="pos"></param>
/// <param name="zoom"></param>
/// <returns></returns>
bool PutImageToCache(byte[] tile, int type, GPoint pos, int zoom);
/// <summary>
/// gets image from db
/// </summary>
/// <param name="type"></param>
/// <param name="pos"></param>
/// <param name="zoom"></param>
/// <returns></returns>
PureImage GetImageFromCache(int type, GPoint pos, int zoom);
/// <summary>
/// delete old tiles beyond a supplied date
/// </summary>
/// <param name="date">Tiles older than this will be deleted.</param>
/// <param name="type">provider dbid or null to use all providers</param>
/// <returns>The number of deleted tiles.</returns>
int DeleteOlderThan(DateTime date, int? type);
}
}