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);
}
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);
}
protected override void OnPaint(PaintEventArgs e)
{
bool retrying = false, selectedItemVisible = false;
int minVisibleIndex = int.MaxValue, maxVisibleIndex = int.MinValue;
var width = ClientSize.Width - ScrollBar.Width;
retryFromHere:
if (_SelectedIndex >= Items.Count)
_SelectedIndex = Items.Count - 1;
if (_SelectedIndex < 0)
_SelectedIndex = 0;
if (_ScrollOffset >= Items.Count)
_ScrollOffset = Items.Count - 1;
if (_ScrollOffset < 0)
_ScrollOffset = 0;
VisibleItems.Clear();
ItemData data;
using (var sf = new StringFormat {
Alignment = StringAlignment.Near,
LineAlignment = StringAlignment.Near,
FormatFlags = StringFormatFlags.FitBlackBox | StringFormatFlags.NoWrap |
StringFormatFlags.DisplayFormatControl | StringFormatFlags.MeasureTrailingSpaces,
HotkeyPrefix = System.Drawing.Text.HotkeyPrefix.None,
Trimming = StringTrimming.None
})
using (var shadeBrush = new SolidBrush(Color.FromArgb(31, 0, 0, 0)))
using (var elideBackgroundBrush = new SolidBrush(Color.FromArgb(192, SystemColors.Window)))
using (var elideTextBrush = new SolidBrush(Color.FromArgb(220, SystemColors.WindowText)))
using (var backgroundBrush = new SolidBrush(BackColor))
using (var textBrush = new SolidBrush(ForeColor))
using (var highlightBrush = new SolidBrush(SystemColors.Highlight))
using (var highlightTextBrush = new SolidBrush(SystemColors.HighlightText)) {
var lineHeight = e.Graphics.MeasureString("AaBbYyZz", Font, width, sf).Height;
CollapsedSize = (int)Math.Ceiling(lineHeight * 3);
var renderParams = new DeltaInfo.RenderParams {
Font = Font,
FunctionFilter = FunctionFilter,
FunctionHighlightBrush = highlightBrush,
FunctionHighlightTextBrush = highlightTextBrush,
ElideBackgroundBrush = elideBackgroundBrush,
ElideTextBrush = elideTextBrush,
ShadeBrush = shadeBrush,
StringFormat = sf,
};
int y = 0;
for (int i = _ScrollOffset; (i < Items.Count) && (y < ClientSize.Height); i++) {
var y1 = y;
var selected = (i == SelectedIndex);
var item = Items[i];
GetItemData(i, out data);
var rgn = new Rectangle(
0, y, width,
data.Expanded ?
(int)Math.Ceiling(lineHeight * (item.Traceback.Frames.Count + 1)) :
CollapsedSize
);
using (var scratch = Scratch.Get(e.Graphics, rgn)) {
var g = scratch.Graphics;
g.ResetClip();
g.Clear(selected ? highlightBrush.Color : backgroundBrush.Color);
renderParams.BackgroundColor = selected ? highlightBrush.Color : backgroundBrush.Color;
renderParams.BackgroundBrush = selected ? highlightBrush : backgroundBrush;
renderParams.TextBrush = selected ? highlightTextBrush : textBrush;
renderParams.ContentRegion = rgn;
renderParams.IsExpanded = data.Expanded;
renderParams.IsSelected = selected;
y += (int)Math.Ceiling(item.Render(g, ref renderParams));
}
VisibleItems.Add(new VisibleItem {
Y1 = y1, Y2 = y, Index = i
});
if ((y1 >= 0) && (y < ClientSize.Height) || ((y - y1) >= ClientSize.Height)) {
minVisibleIndex = Math.Min(minVisibleIndex, i);
maxVisibleIndex = Math.Max(maxVisibleIndex, i);
selectedItemVisible |= selected;
}
}
if (y < ClientSize.Height)
e.Graphics.FillRectangle(backgroundBrush, new Rectangle(0, y, ClientSize.Width, ClientSize.Height - y));
}
if (!selectedItemVisible && !retrying && ShouldAutoscroll) {
if (_SelectedIndex > maxVisibleIndex)
_ScrollOffset += _SelectedIndex - maxVisibleIndex;
else if (_SelectedIndex < minVisibleIndex)
_ScrollOffset -= minVisibleIndex - _SelectedIndex;
if (_ScrollOffset >= Items.Count)
_ScrollOffset = Items.Count - 1;
if (_ScrollOffset < 0)
_ScrollOffset = 0;
retrying = true;
goto retryFromHere;
}
int largeChange = Math.Max(4, ClientSize.Height / CollapsedSize);
if (ScrollBar.LargeChange != largeChange)
ScrollBar.LargeChange = largeChange;
int scrollMax = Math.Max(1, Items.Count - 1) + largeChange - 1;
if (ScrollBar.Maximum != scrollMax)
ScrollBar.Maximum = scrollMax;
if (ScrollBar.Value != ScrollOffset)
ScrollBar.Value = ScrollOffset;
ShouldAutoscroll = false;
base.OnPaint(e);
}
protected override void OnPaint(PaintEventArgs e)
{
bool retrying = false, selectedItemVisible = false;
int minVisibleIndex = int.MaxValue, maxVisibleIndex = int.MinValue;
var width = ClientSize.Width - ScrollBar.Width;
retryFromHere:
if (_SelectedIndex >= Items.Count)
{
_SelectedIndex = Items.Count - 1;
}
if (_SelectedIndex < 0)
{
_SelectedIndex = 0;
}
if (_ScrollOffset >= Items.Count)
{
_ScrollOffset = Items.Count - 1;
}
if (_ScrollOffset < 0)
{
_ScrollOffset = 0;
}
VisibleItems.Clear();
ItemData data;
using (var sf = new StringFormat {
Alignment = StringAlignment.Near,
LineAlignment = StringAlignment.Near,
FormatFlags = StringFormatFlags.FitBlackBox | StringFormatFlags.NoWrap |
StringFormatFlags.DisplayFormatControl | StringFormatFlags.MeasureTrailingSpaces,
HotkeyPrefix = System.Drawing.Text.HotkeyPrefix.None,
Trimming = StringTrimming.None
})
using (var shadeBrush = new SolidBrush(Color.FromArgb(31, 0, 0, 0)))
using (var elideBackgroundBrush = new SolidBrush(Color.FromArgb(192, SystemColors.Window)))
using (var elideTextBrush = new SolidBrush(Color.FromArgb(220, SystemColors.WindowText)))
using (var backgroundBrush = new SolidBrush(BackColor))
using (var textBrush = new SolidBrush(ForeColor))
using (var highlightBrush = new SolidBrush(SystemColors.Highlight))
using (var highlightTextBrush = new SolidBrush(SystemColors.HighlightText)) {
var lineHeight = e.Graphics.MeasureString("AaBbYyZz", Font, width, sf).Height;
CollapsedSize = (int)Math.Ceiling(lineHeight * 3);
var renderParams = new DeltaInfo.RenderParams {
Font = Font,
FunctionFilter = FunctionFilter,
FunctionHighlightBrush = highlightBrush,
FunctionHighlightTextBrush = highlightTextBrush,
ElideBackgroundBrush = elideBackgroundBrush,
ElideTextBrush = elideTextBrush,
ShadeBrush = shadeBrush,
StringFormat = sf,
};
int y = 0;
for (int i = _ScrollOffset; (i < Items.Count) && (y < ClientSize.Height); i++)
{
var y1 = y;
var selected = (i == SelectedIndex);
var item = Items[i];
GetItemData(i, out data);
var rgn = new Rectangle(
0, y, width,
data.Expanded ?
(int)Math.Ceiling(lineHeight * (item.Traceback.Frames.Count + 1)) :
CollapsedSize
);
using (var scratch = Scratch.Get(e.Graphics, rgn)) {
var g = scratch.Graphics;
g.ResetClip();
g.Clear(selected ? highlightBrush.Color : backgroundBrush.Color);
renderParams.BackgroundColor = selected ? highlightBrush.Color : backgroundBrush.Color;
renderParams.BackgroundBrush = selected ? highlightBrush : backgroundBrush;
renderParams.TextBrush = selected ? highlightTextBrush : textBrush;
renderParams.ContentRegion = rgn;
renderParams.IsExpanded = data.Expanded;
renderParams.IsSelected = selected;
y += (int)Math.Ceiling(item.Render(g, ref renderParams));
}
VisibleItems.Add(new VisibleItem {
Y1 = y1, Y2 = y, Index = i
});
if ((y1 >= 0) && (y < ClientSize.Height) || ((y - y1) >= ClientSize.Height))
{
minVisibleIndex = Math.Min(minVisibleIndex, i);
maxVisibleIndex = Math.Max(maxVisibleIndex, i);
selectedItemVisible |= selected;
}
}
if (y < ClientSize.Height)
{
e.Graphics.FillRectangle(backgroundBrush, new Rectangle(0, y, ClientSize.Width, ClientSize.Height - y));
}
}
if (!selectedItemVisible && !retrying && ShouldAutoscroll)
{
if (_SelectedIndex > maxVisibleIndex)
{
_ScrollOffset += _SelectedIndex - maxVisibleIndex;
}
else if (_SelectedIndex < minVisibleIndex)
{
_ScrollOffset -= minVisibleIndex - _SelectedIndex;
}
if (_ScrollOffset >= Items.Count)
{
_ScrollOffset = Items.Count - 1;
}
if (_ScrollOffset < 0)
{
_ScrollOffset = 0;
}
retrying = true;
goto retryFromHere;
}
int largeChange = Math.Max(4, ClientSize.Height / CollapsedSize);
if (ScrollBar.LargeChange != largeChange)
{
ScrollBar.LargeChange = largeChange;
}
int scrollMax = Math.Max(1, Items.Count - 1) + largeChange - 1;
if (ScrollBar.Maximum != scrollMax)
{
ScrollBar.Maximum = scrollMax;
}
if (ScrollBar.Value != ScrollOffset)
{
ScrollBar.Value = ScrollOffset;
}
ShouldAutoscroll = false;
base.OnPaint(e);
}
public AllocationTooltipContent(ref Allocation allocation, ref TracebackInfo traceback, ref DeltaInfo.RenderParams renderParams)
{
Allocation = allocation;
Traceback = traceback;
RenderParams = renderParams;
}
public float Render(Graphics g, ref DeltaInfo.RenderParams rp, string headerText)
{
var lineHeight = g.MeasureString(
"AaBbYyZz", rp.Font, rp.ContentRegion.Width, rp.StringFormat
).Height;
g.ResetClip();
g.FillRectangle(rp.ShadeBrush, 0, rp.ContentRegion.Y, rp.ContentRegion.Width, lineHeight - 1);
var y = 0.0f;
g.DrawString(headerText, rp.Font, rp.TextBrush, 0.0f, rp.ContentRegion.Top + y, rp.StringFormat);
y += g.MeasureString(headerText, rp.Font, rp.ContentRegion.Width, rp.StringFormat).Height;
int f = 0;
for (int i = 0, c = Frames.Count, o = Frames.Offset; i < c; i++)
{
var frame = Frames.Array[i + o];
var text = frame.ToString();
var layoutRect = new RectangleF(
0.0f, rp.ContentRegion.Top + y, rp.ContentRegion.Width, lineHeight
);
Region[] fillRegions = null;
g.ResetClip();
Match m;
if ((rp.FunctionFilter != null) && (frame.Function != null) && rp.FunctionFilter.TryMatch(frame.Function, out m))
{
var startIndex = m.Index + text.IndexOf(frame.Function);
var endIndex = startIndex + m.Length;
if ((endIndex > startIndex) && (startIndex >= 0))
{
rp.StringFormat.SetMeasurableCharacterRanges(new[] {
new CharacterRange(startIndex, endIndex - startIndex)
});
fillRegions = g.MeasureCharacterRanges(
text, rp.Font, layoutRect, rp.StringFormat
);
foreach (var fillRegion in fillRegions)
{
g.SetClip(fillRegion, System.Drawing.Drawing2D.CombineMode.Replace);
g.FillRegion(rp.FunctionHighlightBrush, fillRegion);
g.DrawString(text, rp.Font, rp.FunctionHighlightTextBrush, layoutRect, rp.StringFormat);
}
g.ResetClip();
foreach (var fillRegion in fillRegions)
{
g.ExcludeClip(fillRegion);
}
}
}
g.DrawString(text, rp.Font, rp.TextBrush, layoutRect, rp.StringFormat);
y += g.MeasureString(text, rp.Font, rp.ContentRegion.Width, rp.StringFormat).Height;
f += 1;
if ((f == 2) && !rp.IsExpanded)
{
if (Frames.Count > 2)
{
rp.StringFormat.Alignment = StringAlignment.Far;
var elideString = String.Format(
"(+{0} frame(s))", Frames.Count - 2
);
rp.StringFormat.SetMeasurableCharacterRanges(
new[] { new CharacterRange(0, elideString.Length) }
);
var regions = g.MeasureCharacterRanges(elideString, rp.Font, layoutRect, rp.StringFormat);
foreach (var region in regions)
{
g.FillRegion(rp.ElideBackgroundBrush, region);
}
g.DrawString(elideString, rp.Font, rp.ElideTextBrush, layoutRect, rp.StringFormat);
rp.StringFormat.Alignment = StringAlignment.Near;
}
break;
}
}
return(y);
}
public DeltaInfoTooltipContent(DeltaInfo delta, DeltaInfo.RenderParams renderParams)
{
Delta = delta;
RenderParams = renderParams;
}
public DeltaInfoTooltipContent(DeltaInfo delta, DeltaInfo.RenderParams renderParams)
{
Delta = delta;
RenderParams = renderParams;
}
