protected override void OnPaint(PaintEventArgs pe)
{
if (viewDrawing == null)
{
base.OnPaint(pe);
return;
}
try
{
using (var g = new LJD.Graphics(backBufferCanvas.Graphics, ownsGraphics: false))
{
g.FillRectangle(graphicsResources.DefaultBackgroundBrush, LJD.PrimitivesExtensions.ToRectangle(pe.ClipRectangle));
UpdateDrawContextScrollPos();
int maxRight;
viewDrawing.PaintControl(g, LJD.PrimitivesExtensions.ToRectangle(pe.ClipRectangle), this.Focused, out maxRight);
backBufferCanvas.Render(pe.Graphics);
UpdateScrollSize(maxRight);
}
}
catch (Exception e)
{
if (viewModel != null)
{
viewModel.OnDrawingError(e);
}
throw;
}
base.OnPaint(pe);
}
ViewPart GetViewPart(object sender, System.Drawing.Point pt)
{
if (sender == plotsPanel)
{
return new ViewPart()
{
Part = ViewPart.PartId.Plots
}
}
;
else if (sender == xAxisPanel)
{
return new ViewPart()
{
Part = ViewPart.PartId.XAxis,
AxisId = eventsHandler.OnDrawPlotsArea().XAxis.Id,
}
}
;
else if (sender == yAxisPanel)
{
using (var g = new LJD.Graphics(yAxisPanel.CreateGraphics(), ownsGraphics: true))
return new ViewPart()
{
Part = ViewPart.PartId.YAxis,
AxisId = Drawing.GetYAxisId(g, resources, eventsHandler.OnDrawPlotsArea(), pt.X, yAxisPanel.Width)
}
}
;
return(new ViewPart());
}
public static void DrawYAxes(LJD.Graphics g, Resources resources, PlotsDrawingData pdd, float yAxesAreaWidth, PlotsViewMetrics m)
{
float x = yAxesAreaWidth;
var font = resources.AxesFont;
foreach (var axis in pdd.YAxes)
{
float maxLabelWidth = 0;
foreach (var p in axis.Points)
{
var pt = new PointF(x - (p.IsMajorMark ? resources.MajorAxisMarkSize : resources.MinorAxisMarkSize), p.Position);
g.DrawLine(resources.AxesPen, pt, new PointF(x, p.Position));
if (p.Label != null)
{
g.DrawString(p.Label, font, resources.DataPointLabelBrush, pt, resources.YAxisPointLabelFormat);
}
maxLabelWidth = Math.Max(maxLabelWidth, g.MeasureString(p.Label ?? "", resources.AxesFont).Width);
}
x -= (resources.MajorAxisMarkSize + maxLabelWidth);
g.PushState();
g.TranslateTransform(x, m.Size.Height / 2);
g.RotateTransform(-90);
g.DrawString(axis.Label, resources.AxesFont, resources.DataPointLabelBrush, new PointF(0, 0), resources.YAxisLabelFormat);
g.PopState();
x -= (g.MeasureString(axis.Label, resources.AxesFont).Height + resources.YAxesPadding);
}
}
public static void DrawFocusedMessage(
LJD.Graphics g,
ViewMetrics viewMetrics,
IViewEvents eventsHandler,
DrawScope scope,
Size sz)
{
var pos = eventsHandler.OnDrawFocusedMessage(scope);
if (pos == null)
{
return;
}
if (pos.Value < 0 || pos.Value > 1)
{
return;
}
var x = (int)(pos.Value * (double)sz.Width);
g.DrawLine(viewMetrics.FocusedMessagePen, x, 0, x, sz.Height);
var img = viewMetrics.FocusedMessageLineTop;
var imgsz = img.GetSize(height: 4f);
g.DrawImage(img, new RectangleF
(x - imgsz.Width / 2, 1, imgsz.Width, imgsz.Height));
}
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 CaptionsMarginMetrics ComputeCaptionsMarginMetrics(
LJD.Graphics g,
IViewModel eventsHandler
)
{
var viewMetrics = this;
float maxTextWidth = 0;
bool needsFolding = false;
if (eventsHandler != null)
{
foreach (var a in eventsHandler.OnDrawActivities())
{
if (!string.IsNullOrEmpty(a.SequenceDiagramText))
{
var w = g.MeasureString(a.SequenceDiagramText, res.ActivitesCaptionsFont).Width;
maxTextWidth = Math.Max(maxTextWidth, w);
}
if (a.IsFolded != null)
{
needsFolding = true;
}
}
}
return(new CaptionsMarginMetrics()
{
SequenceDiagramAreaWidth = Math.Min((int)Math.Ceiling(maxTextWidth), viewMetrics.ActivitesCaptionsViewWidth / 2),
FoldingAreaWidth = needsFolding ? 10 : 0
});
}
void DrawFocusedMessage()
{
Tuple <int, int> focused = owner.ViewModel.OnDrawFocusedMessageMark();
if (focused != null)
{
var frame = this.Frame.ToRectangleF();
float y;
float itemH = frame.Height;
SizeF markSize = UIUtils.FocusedItemMarkFrame.Size;
if (focused.Item1 != focused.Item2)
{
y = itemH * focused.Item1 + itemH / 2;
}
else
{
y = itemH * focused.Item1;
}
if (Math.Abs(y) < .01f)
{
y = markSize.Height / 2;
}
y -= frame.Y;
using (var g = new LogJoint.Drawing.Graphics())
{
UIUtils.DrawFocusedItemMark(g,
(float)owner.HistoryTableView.GetCellFrame(1, row).Left - 2, y, drawOuterFrame: true);
}
}
}
void DrawCaptionsView(RectangleF dirtyRect)
{
using (var g = new LJD.Graphics()) {
drawing.Value.DrawCaptionsView(
g,
MakeViewMetrics(),
model,
(captionText, captionRect, highlightBegin, highlightLen, isError) => {
var attrString = new NSMutableAttributedString(captionText);
attrString.AddAttribute(NSStringAttributeKey.ParagraphStyle, new NSMutableParagraphStyle()
{
LineBreakMode = NSLineBreakMode.TruncatingTail,
TighteningFactorForTruncation = 0
}, new NSRange(0, captionText.Length));
if (isError)
{
attrString.AddAttribute(NSStringAttributeKey.ForegroundColor, NSColor.Red,
new NSRange(0, captionText.Length));
}
else
{
attrString.AddAttribute(NSStringAttributeKey.ForegroundColor, NSColor.Text,
new NSRange(0, captionText.Length));
}
if (highlightLen > 0 && highlightBegin >= 0 && (highlightBegin + highlightLen <= captionText.Length))
{
var r = new NSRange(highlightBegin, highlightLen);
attrString.AddAttribute(NSStringAttributeKey.BackgroundColor, NSColor.Yellow, r);
attrString.AddAttribute(NSStringAttributeKey.ForegroundColor, NSColor.Black, r);
}
attrString.DrawString(captionRect.ToCGRect());
}
);
}
}
public IEnumerable <RoleCaptionMetrics> GetRoleCaptionsMetrics(LJD.Graphics g)
{
if (eventsHandler == null)
{
yield break;
}
foreach (var role in eventsHandler.RolesDrawInfo)
{
if (role.Bounds.Width < 2)
{
continue;
}
var sz = g.MeasureString(role.DisplayName, resources.Font, resources.RoleCaptionFormat, role.Bounds.Size);
float padding = 3;
sz.Width = Math.Min(
Math.Max(sz.Width + padding, role.Bounds.Height),
role.Bounds.Width
);
yield return(new RoleCaptionMetrics()
{
DrawInfo = role,
Box = new Rectangle(
role.X - (int)sz.Width / 2,
role.Bounds.Y,
(int)sz.Width,
role.Bounds.Height
),
IsLink = role.LogSourceTrigger != null,
IsFocused = role.ContainsFocusedMessage
});
}
}
void DrawFocusedMessage()
{
Tuple <int, int> focused = owner.viewModel.FocusedMessagePosition;
if (focused != null)
{
var frame = this.Frame;
float y;
float itemH = (float)frame.Height;
SizeF markSize = UIUtils.FocusedItemMarkFrame.Size;
if (focused.Item1 != focused.Item2)
{
y = itemH * focused.Item1 + itemH / 2;
}
else
{
y = itemH * focused.Item1;
}
var maxY = itemH * owner.dataSource.items.Count;
if (Math.Abs(y) < .01f)
{
y = markSize.Height / 2;
}
else if (y >= maxY - 0.0f)
{
y = maxY - markSize.Height / 2;
}
y -= (float)frame.Y;
using (var g = new LogJoint.Drawing.Graphics())
UIUtils.DrawFocusedItemMark(g,
(float)owner.tableView.GetCellFrame(1, row).Left, y);
}
}
void IView.UpdateSequenceDiagramAreaMetrics()
{
using (var g = new LJD.Graphics(CreateGraphics(), ownsGraphics: true))
{
sequenceDiagramAreaWidth = Metrics.GetSequenceDiagramAreaMetrics(g, GetUpToDateViewMetrics(), eventsHandler);
}
}
public static void DrawActivities(LJD.Graphics g, ViewMetrics viewMetrics, IViewEvents eventsHandler)
{
PushGraphicsStateForDrawingActivites(g, viewMetrics, HitTestResult.AreaCode.ActivitiesPanel);
foreach (var a in Metrics.GetActivitiesMetrics(viewMetrics, eventsHandler))
{
g.FillRectangle(GetActivityBrush(viewMetrics, a.Activity.Type), a.ActivityBarRect);
foreach (var ph in a.Phases)
{
var phaseMargin = a.ActivityBarRect.Height / 3;
g.FillRectangle(ph.Brush, ph.X1, a.ActivityBarRect.Top + phaseMargin,
Math.Max(ph.X2 - ph.X1, 2), a.ActivityBarRect.Height - phaseMargin - 2);
}
foreach (var ms in a.Milestones)
{
g.DrawLine(viewMetrics.MilestonePen, ms.X, a.ActivityBarRect.Top, ms.X, a.ActivityBarRect.Bottom);
}
g.DrawRectangle(viewMetrics.ActivityBarBoundsPen, a.ActivityBarRect);
if (a.PairedActivityConnectorBounds != null)
{
var r = a.PairedActivityConnectorBounds.Value;
g.DrawLine(viewMetrics.ActivitiesConnectorPen, r.Left, r.Top, r.Left, r.Bottom);
g.DrawLine(viewMetrics.ActivitiesConnectorPen, r.Right, r.Top, r.Right, r.Bottom);
}
}
g.PopState();
}
protected override void OnPaint(PaintEventArgs pe)
{
if (viewModel == null)
{
return;
}
using (var g = new LJD.Graphics(pe.Graphics))
{
drawing.FillBackground(g, pe.ClipRectangle.ToRectangle());
Metrics m = GetMetrics();
var drawInfo = viewModel.OnDraw();
if (drawInfo == null)
{
return;
}
drawing.DrawSources(g, drawInfo);
drawing.DrawContainerControls(g, drawInfo);
drawing.DrawRulers(g, m, drawInfo);
drawing.DrawDragAreas(g, m, drawInfo);
drawing.DrawBookmarks(g, m, drawInfo);
drawing.DrawCurrentViewTime(g, m, drawInfo);
drawing.DrawHotTrackRange(g, m, drawInfo);
drawing.DrawHotTrackDate(g, m, drawInfo);
DrawFocusRect(pe.Graphics, drawInfo);
}
base.OnPaint(pe);
}
public IEnumerable <BookmarkMetrics> GetBookmarksMetrics(LJD.Graphics g, IViewModel eventsHandler)
{
var viewMetrics = this;
double availableWidth = viewMetrics.ActivitiesViewWidth;
foreach (var bmk in eventsHandler.OnDrawBookmarks(DrawScope.VisibleRange))
{
if (bmk.X < 0 || bmk.X > 1)
{
continue;
}
BookmarkMetrics m = new BookmarkMetrics()
{
Bookmark = bmk
};
int x = SafeGetScreenX(bmk.X, availableWidth);
int bmkLineTop = viewMetrics.RulersPanelHeight - 7;
m.VertLineA = new Point(x, bmkLineTop);
m.VertLineB = new Point(x, viewMetrics.ActivitiesViewHeight);
m.Icon = res.BookmarkIcon;
var sz = m.Icon.GetSize(height: 5.1f).Scale(viewMetrics.DPIScale);
m.IconRect = new RectangleF(
x - sz.Width / 2, bmkLineTop - sz.Height, sz.Width, sz.Height);
yield return(m);
}
}
void IView.UpdateSequenceDiagramAreaMetrics()
{
using (var g = new LJD.Graphics(CreateGraphics(), ownsGraphics: true))
{
captionsMarginMetrics = GetUpToDateViewMetrics().ComputeCaptionsMarginMetrics(g, viewModel);
}
}
void IView.UpdateFontDependentData(string fontName, LogFontSize fontSize)
{
if (drawContext.Font != null)
{
drawContext.Font.Dispose();
}
var oldDpp = drawContext.LineHeight > 0 ? ((IView)this).DisplayLinesPerPage : 0;
drawContext.Font = new LJD.Font(GetFontFamily(fontName).Name, ToFontEmSize(fontSize));
using (var nativeGraphics = CreateGraphics())
using (var tmp = new LJD.Graphics(nativeGraphics))
{
int count = 8 * 1024;
drawContext.CharSize = tmp.MeasureString(new string('0', count), drawContext.Font);
drawContext.CharWidthDblPrecision = (double)drawContext.CharSize.Width / (double)count;
drawContext.CharSize.Width /= (float)count;
drawContext.LineHeight = (int)Math.Floor(drawContext.CharSize.Height);
}
UpdateTimeAreaSize();
if (oldDpp != 0 && oldDpp != ((IView)this).DisplayLinesPerPage && viewEvents != null)
{
viewEvents.OnDisplayLinesPerPageChanged();
}
}
void DrawNavigationPanel(RectangleF dirtyRect)
{
using (var g = new LJD.Graphics())
{
Drawing.DrawNavigationPanel(g, viewMetrics, eventsHandler);
}
}
void DrawCaptionsView(RectangleF dirtyRect)
{
using (var g = new LJD.Graphics()) {
Drawing.DrawCaptionsView(
g,
viewMetrics,
eventsHandler,
sequenceDiagramAreaWidth,
(captionText, captionRect, highlightBegin, highlightLen, isError) =>
{
var attrString = new NSMutableAttributedString(captionText);
attrString.AddAttribute(NSStringAttributeKey.ParagraphStyle, new NSMutableParagraphStyle()
{
LineBreakMode = NSLineBreakMode.TruncatingTail,
TighteningFactorForTruncation = 0
}, new NSRange(0, captionText.Length));
if (isError)
{
attrString.AddAttribute(NSStringAttributeKey.ForegroundColor, NSColor.Red,
new NSRange(0, captionText.Length));
}
if (highlightLen > 0 && highlightBegin >= 0 && (highlightBegin + highlightLen <= captionText.Length))
{
attrString.AddAttribute(NSStringAttributeKey.BackgroundColor, NSColor.Yellow,
new NSRange(highlightBegin, highlightLen));
}
attrString.DrawString(LJD.Extensions.ToCGRect(captionRect));
}
);
}
}
public void DrawCaptionsView(
LJD.Graphics g,
ViewMetrics viewMetrics,
IViewModel eventsHandler,
Action <string, Rectangle, int, int, bool> drawCaptionWithHighlightedRegion
)
{
PushGraphicsStateForDrawingActivites(g, viewMetrics, HitTestResult.AreaCode.CaptionsPanel);
int availableHeight = viewMetrics.ActivitiesViewHeight;
bool darkMode = eventsHandler.ColorTheme == Presenters.ColorThemeMode.Dark;
foreach (var a in eventsHandler.OnDrawActivities())
{
int y = viewMetrics.GetActivityY(a.Index);
if (y < 0)
{
continue;
}
if (y > availableHeight)
{
break;
}
var h = viewMetrics.LineHeight - 1;
var sequenceDiagramTextRect = new Rectangle(0, y, viewMetrics.SequenceDiagramAreaWidth, h);
var foldingAreaRect = new Rectangle(
sequenceDiagramTextRect.Right + 1 /* box padding */, y + (h - viewMetrics.FoldingAreaWidth) / 2, viewMetrics.FoldingAreaWidth, viewMetrics.FoldingAreaWidth);
var textRect = new Rectangle(
foldingAreaRect.Right + 3 /* text padding */, y, viewMetrics.ActivitesCaptionsViewWidth - foldingAreaRect.Right, h);
var lineRect = new Rectangle(0, y, viewMetrics.ActivitesCaptionsViewWidth, h);
if (a.IsSelected)
{
g.FillRectangle(res.SelectedActivityBackgroundBrush, lineRect);
}
else if (!darkMode && a.Color.HasValue)
{
using (var bgBrush = MakeBrush(a.Color.Value))
g.FillRectangle(bgBrush, lineRect);
}
if (!string.IsNullOrEmpty(a.SequenceDiagramText))
{
g.DrawString(a.SequenceDiagramText, res.ActivitesCaptionsFont, res.ActivitesCaptionsBrush, sequenceDiagramTextRect);
}
if (a.IsFolded.HasValue)
{
g.DrawRectangle(res.FoldingSignPen, foldingAreaRect);
int pad = 2;
g.DrawLine(res.FoldingSignPen, foldingAreaRect.Left + pad, foldingAreaRect.MidY(), foldingAreaRect.Right - pad, foldingAreaRect.MidY());
if (a.IsFolded == true)
{
g.DrawLine(res.FoldingSignPen, foldingAreaRect.MidX(), foldingAreaRect.Top + pad, foldingAreaRect.MidX(), foldingAreaRect.Bottom - pad);
}
}
drawCaptionWithHighlightedRegion(a.Caption, textRect, a.CaptionSelectionBegin, a.CaptionSelectionLength, a.IsError);
}
g.PopState();
}
private void navigationPanel_Paint(object sender, PaintEventArgs e)
{
if (eventsHandler == null)
{
return;
}
using (var g = new LJD.Graphics(e.Graphics))
Drawing.DrawNavigationPanel(g, GetUpToDateViewMetrics(), eventsHandler);
}
void PaintRolesCaptionsView(RectangleF dyrtyRect)
{
if (drawingUtils == null)
{
return;
}
using (var g = new LJD.Graphics())
drawingUtils.DrawRoleCaptions(g);
}
private void leftPanel_Paint(object sender, PaintEventArgs e)
{
if (drawingUtils == null)
{
return;
}
using (var g = new LJD.Graphics(e.Graphics))
drawingUtils.DrawLeftPanelView(g, leftPanel.PointToClient(arrowsPanel.PointToScreen(new System.Drawing.Point())).ToPoint(), leftPanel.ClientSize.ToSize());
}
private void rolesCaptionsPanel_Paint(object sender, PaintEventArgs e)
{
if (drawingUtils == null)
{
return;
}
using (var g = new LJD.Graphics(e.Graphics))
drawingUtils.DrawRoleCaptions(g);
}
void IView.UpdateYAxesSize()
{
using (var g = new LJD.Graphics(yAxisPanel.CreateGraphics(), ownsGraphics: true))
{
var width = Drawing.GetYAxesMetrics(g, resources, eventsHandler.OnDrawPlotsArea()).Select(x => x.Width).Sum();
mainLayoutPanel.ColumnStyles[mainLayoutPanel.GetColumn(yAxisPanel)] =
new ColumnStyle(SizeType.Absolute, Math.Max(width, mainLayoutPanel.Margin.Right));
}
}
public static void DrawFocusedItemMark(LJD.Graphics g, float x, float y, bool drawOuterFrame = false)
{
if (drawOuterFrame)
{
g.FillPolygon(white, MakeFocusedItemMarkPoints(x - 1f, y, new SizeF(
FocusedItemMarkFrame.Size.Width + 2.3f, FocusedItemMarkFrame.Size.Height + 4.4f)));
}
g.FillPolygon(blue, MakeFocusedItemMarkPoints(x, y, FocusedItemMarkFrame.Size));
}
private void activitiesViewPanel_Paint(object sender, PaintEventArgs e)
{
e.Graphics.FillRectangle(System.Drawing.Brushes.White, e.ClipRectangle);
if (viewModel == null)
{
return;
}
using (var g = new LJD.Graphics(e.Graphics))
drawing.DrawActivtiesView(g, GetUpToDateViewMetrics(), viewModel);
}
private void legendLabel_Paint(object sender, PaintEventArgs e)
{
var ctrl = (Control)sender;
var data = (LegendItemInfo)ctrl.Tag;
int w = ctrl.Padding.Left;
int pad = 3;
using (var g = new LJD.Graphics(e.Graphics))
Drawing.DrawLegendSample(g, resources, data.Color, data.Marker, new RectangleF(pad, pad, w - pad * 2, ctrl.Height - pad * 2));
}
private void activitiesViewPanel_Paint(object sender, PaintEventArgs e)
{
e.Graphics.FillRectangle(Brushes.White, e.ClipRectangle);
if (eventsHandler == null)
{
return;
}
using (var g = new LJD.Graphics(e.Graphics))
Drawing.DrawActivtiesView(g, GetUpToDateViewMetrics(), eventsHandler);
}
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 void HandleRoleCaptionsMouseDown(LJD.Graphics g, Point pt)
{
foreach (var role in GetRoleCaptionsMetrics(g))
{
if (role.IsLink && role.Box.Contains(pt))
{
eventsHandler.OnTriggerClicked(role.DrawInfo.LogSourceTrigger);
return;
}
}
}
