/// <summary>
/// </summary>
/// <param name="Path"></param>
/// <returns></returns>
public long GetTotalSizeOfBlocks(SparseStateArray Blocks)
{
LazyCacheBlockInfo();
long Result = 0;
foreach (SparseStateArray.Range Range in Blocks.Ranges)
{
if (Range.State)
{
for (int i = Range.Start; i <= Range.End; i++)
{
Result += BlockInfo[i].TotalSize;
}
}
}
return(Result);
}
/// <summary>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnPaint(object sender, PaintEventArgs e)
{
if (!Active)
{
return;
}
if (UseOuterBorder)
{
e.Graphics.FillRectangle(SystemBrushes.Window, 0, 0, Size.Width - 1, Size.Height - 1);
ControlPaint.DrawBorder(e.Graphics, new Rectangle(0, 0, Size.Width, Size.Height), SystemColors.ControlLight, ButtonBorderStyle.Solid);
}
long BlockCount = 0;
SparseStateArray StateArray = null;
if (State != null)
{
ManifestDownloadState Downloader = Program.ManifestDownloadManager.GetDownload(State.ActiveManifestId);
if (Downloader == null)
{
return;
}
if (Downloader.Manifest == null)
{
return;
}
BlockCount = Downloader.Manifest.BlockCount;
StateArray = Downloader.BlockStates;
}
else if (ManifestBlockState != null)
{
StateArray = ManifestBlockState.BlockState;
BlockCount = StateArray.Size;
}
if (StateArray == null)
{
return;
}
int OuterPadding = UseOuterBorder ? 8 : 0;
int BarX = OuterPadding;
int BarY = OuterPadding;
int BarWidth = Size.Width - (OuterPadding * 2);
int BarHeight = Size.Height - (OuterPadding * 2);
int MaxCells = BarWidth / 4;
int CellCount = (int)BlockCount;
int CellDivision = 1;
while (CellCount > MaxCells)
{
CellDivision++;
CellCount = ((int)BlockCount + (CellDivision - 1)) / CellDivision;
}
// Calculate states.
Array.Resize(ref CellStates, CellCount);
for (int Cell = 0; Cell < CellCount; Cell++)
{
CellStates[Cell] = CellState.NotDownloaded;
}
if (StateArray.Ranges != null)
{
foreach (SparseStateArray.Range Range in StateArray.Ranges)
{
if (Range.State)
{
for (int i = Range.Start; i <= Range.End; i++)
{
CellStates[i / CellDivision] = CellState.Downloaded;
}
}
}
}
if (ApplyLocalStates)
{
// Is in download queue.
for (int i = 0; i < Program.ManifestDownloadManager.DownloadQueue.Count; i++)
{
ManifestPendingDownloadBlock Item = Program.ManifestDownloadManager.DownloadQueue[i];
if (Item.ManifestId == State.ActiveManifestId)
{
int CellIndex = Item.BlockIndex / CellDivision;
if (CellIndex < CellStates.Length)
{
CellStates[CellIndex] = CellState.Downloading;
}
}
}
// Grab most recent downloads.
lock (Program.ManifestDownloadManager.RecentBlockChanges)
{
for (int i = 0; i < Program.ManifestDownloadManager.RecentBlockChanges.Count; i++)
{
ManifestRecentBlockChange Item = Program.ManifestDownloadManager.RecentBlockChanges[i];
if (Item.ManifestId == State.ActiveManifestId)
{
int CellIndex = Item.BlockIndex / CellDivision;
if (CellIndex < CellStates.Length)
{
if (Item.Type == ManifestBlockChangeType.Upload)
{
CellStates[CellIndex] = CellState.Uploading;
}
else if (Item.Type == ManifestBlockChangeType.Validate)
{
CellStates[CellIndex] = CellState.Validating;
}
}
}
}
}
}
float Spacing = BarWidth / (float)CellCount;
for (int Cell = 0; Cell < CellCount; Cell++)
{
float CellX = BarX + (Cell * Spacing);
float CellY = BarY;
CellState State = CellStates[Cell];
Brush FillBrush = CellStateBrushes[(int)State];
e.Graphics.FillRectangle(FillBrush, CellX, CellY, Spacing, BarHeight);
}
ControlPaint.DrawBorder(e.Graphics, new Rectangle(BarX, BarY, BarWidth, BarHeight), SystemColors.ActiveBorder, ButtonBorderStyle.Solid);
}