protected static IEnumerable <UInt32> IndexTracebackByFrames(HeapSnapshot.Traceback traceback)
{
var a = traceback.Frames.Array;
for (int i = 0, c = traceback.Frames.Count, o = traceback.Frames.Offset; i < c; i++)
{
yield return(a[i + o]);
}
}
protected IEnumerator <object> FinishShowingTooltip(
Point mouseLocation,
HeapSnapshot.Heap heap,
HeapSnapshot.Allocation allocation,
HeapSnapshot.Traceback rawTraceback
)
{
var uniqueRawFrames = rawTraceback.Frames.AsEnumerable().Distinct();
var fSymbols = Instance.Database.SymbolCache.Select(uniqueRawFrames);
using (fSymbols)
yield return(fSymbols);
var symbolDict = SequenceUtils.ToDictionary(
uniqueRawFrames, fSymbols.Result
);
var tracebackInfo = HeapRecording.ConstructTracebackInfo(
rawTraceback.ID, rawTraceback.Frames, symbolDict
);
var renderParams = new DeltaInfo.RenderParams {
BackgroundBrush = new SolidBrush(SystemColors.Info),
BackgroundColor = SystemColors.Info,
TextBrush = new SolidBrush(SystemColors.InfoText),
IsExpanded = true,
IsSelected = false,
Font = Font,
ShadeBrush = new SolidBrush(Color.FromArgb(31, 0, 0, 0)),
StringFormat = CustomTooltip.GetDefaultStringFormat()
};
var content = new HeapSnapshot.AllocationTooltipContent(
ref allocation, ref tracebackInfo, ref renderParams
)
{
Location = mouseLocation,
Font = Font
};
using (var g = CreateGraphics())
CustomTooltip.FitContentOnScreen(
g, content,
ref content.RenderParams.Font,
ref content.Location, ref content.Size
);
Tooltip.SetContent(content);
}