// Save mosaic data.
internal void SaveMosaicCacheFile()
{
if (this.threadController != null)
{
this.threadController.ReportThreadStarted(this, "Saving Tiles");
}
string tempFilePath = Path.GetTempFileName();
try
{
this.oZipStream = new ZipOutputStream(System.IO.File.Create(tempFilePath));
}
catch (Exception e)
{
MessageBox.Show(e.Message);
return;
}
this.oZipStream.SetLevel(2); // 9 = maximum compression level
ZipEntry oZipEntry = new ZipEntry("info.txt");
this.oZipStream.PutNextEntry(oZipEntry);
StreamWriter sw = new StreamWriter(oZipStream);
TileSaver.SaveMosaicHeader(MosaicWindow.MosaicInfo, sw);
ThumbnailMapCollection mapCollection = new ThumbnailMapCollection(MosaicWindow.MosaicInfo.Items[0].Thumbnail.Width,
MosaicWindow.MosaicInfo.Items[0].Thumbnail.Height);
mapCollection.MapFilled += new ThumbnailMapCollectionEventHandler(OnMapFilled);
int count = 1;
int requiredMaps = (MosaicWindow.MosaicInfo.Items.Count / ThumbnailMap.MaxSize) + 1;
foreach (Tile tile in MosaicWindow.MosaicInfo.Items) // For each file, generate a zipentry
{
if (this.threadController.ThreadAborted)
{
return;
}
mapCollection.AddThumbnail(tile);
if (this.threadController != null)
{
threadController.ReportThreadPercentage(this, "Creating Tile Maps",
count++, MosaicWindow.MosaicInfo.Items.Count);
}
}
// Final map may not get completly filled
// if not then save it here
if (mapCollection.Maps.Count <= requiredMaps)
{
ThumbnailMapCollectionEventArgs thumbnailEventArgs
= new ThumbnailMapCollectionEventArgs(mapCollection.Last);
OnMapFilled(mapCollection, thumbnailEventArgs);
}
mapCollection.Dispose();
oZipStream.Finish();
oZipStream.Dispose();
oZipStream.Close();
try
{
File.Delete(MosaicWindow.MosaicInfo.TileReader.GetCacheFilePath());
File.Copy(tempFilePath, MosaicWindow.MosaicInfo.TileReader.GetCacheFilePath());
}
catch (Exception)
{
}
//File.SetAttributes(this.filePath, FileAttributes.Hidden);
if (this.threadController != null)
{
this.threadController.ReportThreadCompleted(this, "Cache Saved", false);
}
GC.Collect();
}