public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
int alpha = (int)(opacityFactor * 255);
this.selected = selected;
using (Pen p = styleHelper.GetPen(alpha, transformer.Scale))
{
Rectangle boundingBox = transformer.Transform(center.Box(radius));
canvas.DrawEllipse(p, boundingBox);
if (selected)
{
// Handler: arc in lower right quadrant.
p.Color = p.Color.Invert();
canvas.DrawArc(p, boundingBox, 25, 40);
}
}
}
private void DrawComputedPoints(Pen penEdge, Color basePenEdgeColor, SolidBrush brushHandle, Color baseBrushHandleColor, int alpha, double opacity, Graphics canvas, IImageToViewportTransformer transformer)
{
penEdge.Width = 2;
foreach (GenericPostureComputedPoint computedPoint in genericPosture.ComputedPoints)
{
if (!IsActive(computedPoint.OptionGroup))
{
continue;
}
PointF p = computedPoint.ComputeLocation(genericPosture);
PointF p2 = transformer.Transform(p);
if (!string.IsNullOrEmpty(computedPoint.Symbol))
{
brushHandle.Color = computedPoint.Color == Color.Transparent ? baseBrushHandleColor : Color.FromArgb(alpha, computedPoint.Color);
DrawSimpleText(p2, computedPoint.Symbol, canvas, opacity, transformer, brushHandle);
}
else
{
penEdge.Color = computedPoint.Color == Color.Transparent ? basePenEdgeColor : Color.FromArgb(alpha, computedPoint.Color);
canvas.DrawEllipse(penEdge, p2.Box(3));
}
if ((PreferencesManager.PlayerPreferences.EnableCustomToolsDebugMode) && !string.IsNullOrEmpty(computedPoint.Name))
{
DrawDebugText(p2, debugOffset, computedPoint.Name, canvas, opacity, transformer);
}
}
brushHandle.Color = baseBrushHandleColor;
penEdge.Color = basePenEdgeColor;
penEdge.Width = 1;
}
/// <summary>
/// Creates a timeline entry (TrackFrame) from an existing location.
/// Does not perform any tracking.
/// Extracts the pattern from the image.
/// </summary>
private TrackFrame CreateTrackFrame(PointF location, PositionningSource positionningSource)
{
Rectangle region = location.Box(trackerParameters.BlockWindow).ToRectangle();
Bitmap template = context.Image.ExtractTemplate(region);
return(new TrackFrame(context.Time, location, template, positionningSource));
}
public static bool HitTest(PointF target, PointF mouse, IImageToViewportTransformer transformer)
{
int radius = 10;
int boxRadius = Math.Max(1, transformer.Untransform(radius));
return(target.Box(boxRadius).Contains(mouse));
}
private bool IsPointOnArc(GenericPostureCircle circle, PointF point, IImageToViewportTransformer transformer)
{
using (GraphicsPath path = new GraphicsPath())
{
PointF center = circle.Center >= 0 ? genericPosture.PointList[circle.Center] : GetUntransformedComputedPoint(circle.Center);
path.AddArc(center.Box(circle.Radius), 0, 360);
return(HitTester.HitTest(path, point, circle.Width, false, transformer));
}
}
private bool IsPointInsideCircle(GenericPostureCircle circle, PointF point, IImageToViewportTransformer transformer)
{
using (GraphicsPath path = new GraphicsPath())
{
PointF center = circle.Center >= 0 ? genericPosture.PointList[circle.Center] : GetUntransformedComputedPoint(circle.Center);
path.AddEllipse(center.Box(circle.Radius));
return(HitTester.HitTest(path, point, 0, true, transformer));
}
}
private void UpdateBoundingBox(PointF o, PointF a, PointF b, float radius)
{
if (radius == 0)
{
// Special case meaning "biggest as possible" -> up to the small leg.
float oa = new Vector(o, a).Norm();
float ob = new Vector(o, b).Norm();
float smallest = Math.Min(oa, ob);
radius = smallest > 20 ? smallest - 10 : Math.Min(smallest, 10);
}
boundingBox = o.Box((int)radius).ToRectangle();
}
private void DrawCircles(Pen penEdge, Color basePenEdgeColor, int alpha, Graphics canvas, IImageToViewportTransformer transformer, List <Point> points)
{
foreach (GenericPostureCircle circle in genericPosture.Circles)
{
if (!IsActive(circle.OptionGroup))
{
continue;
}
penEdge.Width = circle.Width;
penEdge.DashStyle = Convert(circle.Style);
penEdge.Color = circle.Color == Color.Transparent ? basePenEdgeColor : Color.FromArgb(alpha, circle.Color);
PointF center = circle.Center >= 0 ? points[circle.Center] : GetComputedPoint(circle.Center, transformer);
int radius = transformer.Transform(circle.Radius);
canvas.DrawEllipse(penEdge, center.Box(radius));
}
penEdge.Color = basePenEdgeColor;
}
public int HitTest(PointF point, bool hiddenHandle, int hiddenHandleRadius, IImageToViewportTransformer transformer)
{
int result = -1;
SizeF size = rectangle.Size;
RectangleF hitArea = rectangle;
if (hiddenHandle && hiddenHandleRadius > 0)
{
PointF handleCenter = new PointF(hitArea.Right, hitArea.Bottom);
if (handleCenter.Box(hiddenHandleRadius).Contains(point))
{
result = 1;
}
}
if (result < 0 && hitArea.Contains(point))
{
result = 0;
}
return(result);
}
public int HitTest(PointF point, bool hiddenHandle, IImageToViewportTransformer transformer)
{
int result = -1;
SizeF size = rectangle.Size;
RectangleF hitArea = rectangle;
if (hiddenHandle)
{
int boxSide = (int)(size.Width / 4);
PointF bottomRight = new PointF(hitArea.Right, hitArea.Bottom);
if (bottomRight.Box(boxSide).Contains(point))
{
result = 1;
}
}
if (result < 0 && hitArea.Contains(point))
{
result = 0;
}
return(result);
}
public override RectangleF GetEditRectangle(PointF position)
{
return(position.Box(searchWindow));
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
int alpha = (int)(opacityFactor * 255);
using (Pen p = styleHelper.GetPen(alpha, transformer.Scale))
{
if (styleHelper.PenShape == PenShape.Dash)
{
p.DashStyle = DashStyle.Dash;
}
// The center of the original circle is still the correct center even in perspective.
PointF circleCenter = transformer.Transform(center);
DrawCenter(canvas, p, circleCenter.ToPoint());
if (CalibrationHelper.CalibratorType == CalibratorType.Plane)
{
// Draw the circle in perspective.
PointF ellipseCenter = transformer.Transform(ellipseInImage.Center);
float semiMinorAxis = transformer.Transform((int)ellipseInImage.SemiMinorAxis);
float semiMajorAxis = transformer.Transform((int)ellipseInImage.SemiMajorAxis);
Ellipse ellipse = new Ellipse(ellipseCenter, semiMajorAxis, semiMinorAxis, ellipseInImage.Rotation);
RectangleF rect = new RectangleF(-ellipse.SemiMajorAxis, -ellipse.SemiMinorAxis, ellipse.SemiMajorAxis * 2, ellipse.SemiMinorAxis * 2);
float angle = (float)(ellipse.Rotation * MathHelper.RadiansToDegrees);
canvas.TranslateTransform(ellipse.Center.X, ellipse.Center.Y);
canvas.RotateTransform(angle);
canvas.DrawEllipse(p, rect);
canvas.RotateTransform(-angle);
canvas.TranslateTransform(-ellipse.Center.X, -ellipse.Center.Y);
}
else
{
Rectangle boundingBox = transformer.Transform(center.Box(radius));
canvas.DrawEllipse(p, boundingBox);
}
if (trackExtraData != TrackExtraData.None)
{
// Draw lines from the center to the periphery of the circle to show the radius or diameter.
if (trackExtraData == TrackExtraData.Radius)
{
PointF radiusRight = transformer.Transform(radiusRightInImage);
canvas.DrawLine(p, circleCenter, radiusRight);
}
else if (trackExtraData == TrackExtraData.Diameter)
{
PointF radiusLeft = transformer.Transform(radiusLeftInImage);
PointF radiusRight = transformer.Transform(radiusRightInImage);
canvas.DrawLine(p, radiusLeft, radiusRight);
}
string text = GetExtraDataText(infosFading.ReferenceTimestamp);
miniLabel.SetText(text);
miniLabel.Draw(canvas, transformer, opacityFactor);
}
}
}