static void DrawPlotMarker(LJD.Graphics g, Resources resources, LJD.Pen pen, PointF p, MarkerType markerType)
{
float markerSize = resources.MarkerSize;
switch (markerType)
{
case MarkerType.Cross:
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y - markerSize), new PointF(p.X + markerSize, p.Y + markerSize));
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y + markerSize), new PointF(p.X + markerSize, p.Y - markerSize));
break;
case MarkerType.Circle:
g.DrawEllipse(pen, new RectangleF(p.X - markerSize, p.Y - markerSize, markerSize * 2, markerSize * 2));
break;
case MarkerType.Square:
g.DrawRectangle(pen, new RectangleF(p.X - markerSize, p.Y - markerSize, markerSize * 2, markerSize * 2));
break;
case MarkerType.Diamond:
g.DrawLines(pen, new[]
{
new PointF(p.X - markerSize, p.Y),
new PointF(p.X, p.Y - markerSize),
new PointF(p.X + markerSize, p.Y),
new PointF(p.X, p.Y + markerSize),
new PointF(p.X - markerSize, p.Y),
});
break;
case MarkerType.Triangle:
g.DrawLines(pen, new[]
{
new PointF(p.X - markerSize, p.Y + markerSize / 2),
new PointF(p.X, p.Y - markerSize),
new PointF(p.X + markerSize, p.Y + markerSize / 2),
new PointF(p.X - markerSize, p.Y + markerSize / 2),
});
break;
case MarkerType.Plus:
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y), new PointF(p.X + markerSize, p.Y));
g.DrawLine(pen, new PointF(p.X, p.Y - markerSize), new PointF(p.X, p.Y + markerSize));
break;
case MarkerType.Star:
// plus
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y), new PointF(p.X + markerSize, p.Y));
g.DrawLine(pen, new PointF(p.X, p.Y - markerSize), new PointF(p.X, p.Y + markerSize));
// cross
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y - markerSize), new PointF(p.X + markerSize, p.Y + markerSize));
g.DrawLine(pen, new PointF(p.X - markerSize, p.Y + markerSize), new PointF(p.X + markerSize, p.Y - markerSize));
break;
}
}
public static void DrawEvents(
LJD.Graphics g,
ViewMetrics viewMetrics,
IViewEvents eventsHandler)
{
foreach (var evt in Metrics.GetEventMetrics(g, eventsHandler, viewMetrics))
{
if (evt.VertLinePoints != null)
{
g.PushState();
g.EnableAntialiasing(true);
g.DrawLines(viewMetrics.UserEventPen, evt.VertLinePoints);
g.PopState();
}
else
{
g.DrawLine(viewMetrics.UserEventPen, evt.VertLineA, evt.VertLineB);
}
if (evt.Icon != null)
{
g.DrawImage(evt.Icon, evt.IconRect);
}
g.FillRectangle(viewMetrics.EventRectBrush, evt.CaptionRect);
g.DrawRectangle(viewMetrics.EventRectPen, evt.CaptionRect);
g.DrawString(evt.Event.Caption, viewMetrics.EventCaptionFont,
viewMetrics.EventCaptionBrush, evt.CaptionDrawingOrigin,
viewMetrics.EventCaptionStringFormat);
}
}
public void DrawArrowsView(LJD.Graphics g, Size viewSize, Action <Rectangle> drawFocusRect)
{
foreach (var message in eventsHandler.ArrowsDrawInfo)
{
if (!message.IsFullyVisible)
{
continue;
}
if (message.SelectionState != ArrowSelectionState.NotSelected)
{
int y = message.Y;
int h = message.Height;
var r = new Rectangle(
0, y - h + 2,
viewSize.Width, h - 2
);
g.FillRectangle(resources.SelectedLineBrush, r);
if (message.SelectionState == ArrowSelectionState.FocusedSelectedArrow)
{
drawFocusRect(r);
}
}
}
foreach (var role in eventsHandler.RolesDrawInfo)
{
var x = role.X;
g.DrawLine(resources.RolePen, x, 0, x, viewSize.Height);
foreach (var eo in role.ExecutionOccurrences)
{
LJD.Brush fillBrush;
if (eo.DrawMode == ExecutionOccurrenceDrawMode.Normal)
{
fillBrush = eo.IsHighlighted ? resources.NormalHighlightedExecutionOccurrenceBrush : resources.NormalExecutionOccurrenceBrush;
}
else if (eo.DrawMode == ExecutionOccurrenceDrawMode.Activity)
{
fillBrush = eo.IsHighlighted ? resources.ActivityHighlightedExecutionOccurrenceBrush : resources.ActivityExecutionOccurrenceBrush;
}
else
{
continue;
}
g.FillRectangle(fillBrush, eo.Bounds);
g.DrawRectangle(eo.IsHighlighted ? resources.HighlightedExecutionOccurrencePen : resources.ExecutionOccurrencePen, eo.Bounds);
}
}
Action <string, LJD.Brush, LJD.Brush, RectangleF> drawTextHelper = (str, back, fore, textRect) =>
{
if (back != null)
{
var fillSz = g.MeasureString(str, resources.Font, resources.ArrowTextFormat, textRect.Size);
var fillRect = new RectangleF(textRect.X, textRect.Y + 4, fillSz.Width, textRect.Height - 5);
g.FillRectangle(back, fillRect);
}
g.DrawString(str, resources.Font, fore, textRect, resources.ArrowTextFormat);
};
Action <PointF, bool> drawArrow = (pt, leftToRight) => {
var pts = new List <PointF>(4);
pts.Add(pt);
foreach (var p in resources.ArrowEndShapePoints)
{
pts.Add(new PointF(pt.X + (leftToRight ? 1f : -1f) * p.X, pt.Y + p.Y));
}
g.FillPolygon(resources.NormalArrowTextBrush, pts.ToArray());
};
foreach (var message in eventsHandler.ArrowsDrawInfo)
{
int y = message.Y;
int x1 = message.FromX;
int x2 = message.ToX;
int h = message.Height;
int w = message.Width;
int padding = message.TextPadding;
var backBrush = message.SelectionState != ArrowSelectionState.NotSelected ? resources.SelectedLineBrush : resources.ControlBackgroundBrush;
var textBrush = message.Color == ArrowColor.Error ? resources.ErrorArrowTextBrush : resources.NormalArrowTextBrush;
if (message.Mode == ArrowDrawMode.Arrow ||
message.Mode == ArrowDrawMode.DottedArrow)
{
var pen = !message.IsHighlighted ?
(message.Mode == ArrowDrawMode.Arrow ? resources.RequestPen : resources.ResponsePen) :
(message.Mode == ArrowDrawMode.Arrow ? resources.HighlightedRequestPen : resources.HighlightedResponsePen);
if (x1 != x2)
{
if (message.IsFullyVisible)
{
drawTextHelper(
message.DisplayName,
backBrush,
textBrush,
new RectangleF(
Math.Min(x1, x2) + padding, y - h,
Math.Abs(x1 - x2) - padding * 2, h
)
);
}
var nonHorizontal = message.NonHorizontalDrawingData;
if (nonHorizontal != null)
{
g.DrawLines(
pen,
new[]
{
new Point(x1, y),
new Point(nonHorizontal.VerticalLineX, y),
new Point(nonHorizontal.VerticalLineX, nonHorizontal.Y),
new Point(nonHorizontal.ToX, nonHorizontal.Y)
}
);
drawArrow(new PointF(nonHorizontal.ToX, nonHorizontal.Y), x2 > x1);
}
else
{
if (message.IsFullyVisible)
{
g.DrawLine(
pen,
x1, y,
x2, y
);
drawArrow(new PointF(x2, y), x2 > x1);
}
}
}
else
{
var midY = y - h / 2;
var loopW = 10;
var loopH = 10;
drawTextHelper(
message.DisplayName,
backBrush,
textBrush,
new RectangleF(
x1 + loopW + padding, y - h,
message.Width - (loopW + padding * 2), h
)
);
g.DrawLines(
pen,
new[]
{
new Point(x1, midY - loopH / 2),
new Point(x1 + loopW, midY - loopH / 2),
new Point(x1 + loopW, midY + loopH / 2),
new Point(x1, midY + loopH / 2),
}
);
drawArrow(new PointF(x1, midY + loopH / 2), false);
}
}
else if (message.Mode == ArrowDrawMode.Bookmark)
{
if (!message.IsFullyVisible)
{
continue;
}
float radius = h / 4f;
var textRect = new RectangleF(
message.MinX - w / 2 + padding, y - h,
(message.MaxX - message.MinX + w) - padding * 2, h
);
var sz = g.MeasureString("ABC", resources.Font, resources.ArrowTextFormat, textRect.Size).ToSize();
var r = new RectangleF(textRect.X, y - sz.Height - 1, textRect.Width, sz.Height);
r.Inflate(radius, 0);
g.PushState();
g.EnableAntialiasing(true);
g.FillRoundRectangle(resources.BookmarkArrowBackgroundBrush, r, radius);
g.DrawRoundRectangle(resources.BookmarkArrowPen, r, radius);
g.PopState();
SizeF q = new SizeF(3, 3).Scale(resources.DpiScale);
if (x1 - q.Width > r.Left && x1 + q.Width < r.Right)
{
PointF[] pts;
pts = new []
{
new PointF(x1 - q.Width, r.Top + r.Height / 2),
new PointF(x1 - q.Width, r.Top),
new PointF(x1, r.Top - q.Height),
new PointF(x1 + q.Width, r.Top),
new PointF(x1 + q.Width, r.Top + r.Height / 2),
};
g.FillPolygon(resources.BookmarkArrowBackgroundBrush, pts);
g.DrawLines(resources.BookmarkArrowPen, pts.Skip(1).Take(3).ToArray());
pts = new []
{
new PointF(x1 + q.Width, r.Bottom - r.Height / 2),
new PointF(x1 + q.Width, r.Bottom),
new PointF(x1, r.Bottom + q.Height),
new PointF(x1 - q.Width, r.Bottom),
new PointF(x1 - q.Width, r.Bottom - r.Height / 2),
};
g.FillPolygon(resources.BookmarkArrowBackgroundBrush, pts);
g.DrawLines(resources.BookmarkArrowPen, pts.Skip(1).Take(3).ToArray());
}
drawTextHelper(
message.DisplayName,
null,
textBrush,
textRect
);
}
else if (message.Mode == ArrowDrawMode.UserAction ||
message.Mode == ArrowDrawMode.StateChange ||
message.Mode == ArrowDrawMode.APICall ||
message.Mode == ArrowDrawMode.ActivityLabel)
{
if (!message.IsFullyVisible)
{
continue;
}
var icon = message.Mode == ArrowDrawMode.UserAction ? resources.UserActionImage : null;
float radius = h / 4f;
var r = new RectangleF(
x1 - (w - radius), y - h,
(w - radius) * 2, h
);
var sz = g.MeasureString(message.DisplayName, resources.Font, resources.UserActionTextFormat, r.Size);
var szh = sz.Height;
var boxRect = new RectangleF(
x1 - sz.Width / 2, y - szh - 1,
sz.Width, szh
);
boxRect.Inflate(radius, 0);
g.PushState();
g.EnableAntialiasing(true);
LJD.Brush backgroundBrush = null;
LJD.Pen strokePen = resources.UserActionFramePen;
if (message.Mode == ArrowDrawMode.UserAction || message.Mode == ArrowDrawMode.APICall)
{
backgroundBrush = resources.UserActionBrush;
}
else if (message.Mode == ArrowDrawMode.StateChange)
{
backgroundBrush = resources.StateChangeBrush;
}
else if (message.Mode == ArrowDrawMode.ActivityLabel)
{
backgroundBrush = resources.ActivityExecutionOccurrenceBrush;
if (message.IsHighlighted)
{
strokePen = resources.HighlightedExecutionOccurrencePen;
}
}
g.FillRoundRectangle(
backgroundBrush,
boxRect,
radius
);
g.DrawRoundRectangle(
strokePen,
boxRect,
radius
);
g.PopState();
g.DrawString(message.DisplayName, resources.Font,
textBrush, boxRect, resources.UserActionTextFormat);
if (icon != null)
{
var iconsz = icon.GetSize(width: 10f).Scale(resources.DpiScale);
g.DrawImage(
icon,
new RectangleF(
(int)(boxRect.Left - iconsz.Width * 1.3f),
(int)(boxRect.Y + (boxRect.Height - iconsz.Height) / 2),
iconsz.Width,
iconsz.Height
)
);
}
}
}
}
public static void DrawPlotsArea(
LJD.Graphics g,
Resources resources,
PlotsDrawingData pdd,
PlotsViewMetrics m
)
{
g.DrawRectangle(resources.AxesPen, new RectangleF(new PointF(), m.Size));
foreach (var x in pdd.XAxis.Points)
{
g.DrawLine(resources.GridPen, new PointF(x.Position, 0), new PointF(x.Position, m.Size.Height));
}
g.PushState();
g.EnableAntialiasing(true);
foreach (var s in pdd.TimeSeries)
{
var pen = resources.GetTimeSeriesPen(s.Color);
var pts = s.Points.ToArray(); // todo: avoid array allocation. use DrawLine().
if (pts.Length > 1)
{
g.DrawLines(pen, pts);
}
foreach (var p in pts)
{
DrawPlotMarker(g, resources, pen, p, s.Marker);
}
}
foreach (var e in pdd.Events)
{
if ((e.Type & EventDrawingData.EventType.Group) != 0)
{
var captionSz = g.MeasureString(e.Text, resources.GroupCaptionFont);
var round = 2f;
captionSz.Width += round * 2;
captionSz.Height += round * 2;
var captionRect = new RectangleF(
e.X + e.Width / 2 - captionSz.Width / 2, 1, captionSz.Width, captionSz.Height);
var vertLineRect = new RectangleF(e.X, captionRect.Top, e.Width, m.Size.Height);
if ((e.Type & EventDrawingData.EventType.ParsedEvent) != 0)
{
g.FillRectangle(resources.ParsedEventsGroupGrush, vertLineRect);
}
if ((e.Type & EventDrawingData.EventType.Bookmark) != 0)
{
g.FillRectangle(resources.BookmarksGroupGrush, vertLineRect);
}
g.FillRoundRectangle(LJD.Brushes.Red, captionRect, round);
g.DrawRoundRectangle(LJD.Pens.White, captionRect, round);
g.DrawString(e.Text, resources.GroupCaptionFont, LJD.Brushes.White,
new PointF(captionRect.X + round, captionRect.Y + round));
}
else
{
LJD.Pen pen;
LJD.Brush brush;
LJD.Image icon;
if ((e.Type & EventDrawingData.EventType.Bookmark) != 0)
{
pen = resources.BookmarkPen;
brush = resources.BookmarkBrush;
icon = resources.BookmarkIcon;
}
else
{
pen = resources.ParsedEventPen;
brush = resources.ParsedEventBrush;
icon = resources.ParsedEventIcon;
}
g.DrawLine(pen, new PointF(e.X, 0), new PointF(e.X, m.Size.Height));
if (icon != null)
{
float iconWidth = 10; // todo: hardcoded
g.DrawImage(icon, new RectangleF(
e.X - iconWidth / 2, 1, iconWidth, iconWidth * icon.Height / icon.Width));
}
if (e.Text != null)
{
g.PushState();
g.TranslateTransform(e.X, 6);
g.RotateTransform(-90);
g.DrawString(e.Text, resources.EventTextFont, brush,
new PointF(), resources.EventTextFormat);
g.PopState();
}
}
}
g.PopState();
if (pdd.FocusedMessageX != null)
{
g.DrawLine(LJD.Pens.Blue, new PointF(pdd.FocusedMessageX.Value, 0), new PointF(pdd.FocusedMessageX.Value, m.Size.Height));
}
pdd.UpdateThrottlingWarning();
}