public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityTrackable(trackingTimestamps, currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
Point start = transformer.Transform(points["a"]);
Point end = transformer.Transform(points["b"]);
using (Pen penEdges = styleHelper.GetPen(opacityFactor, transformer.Scale))
using (Brush brush = styleHelper.GetBrush(opacityFactor))
{
if (distorter != null && distorter.Initialized)
{
DrawDistorted(canvas, distorter, transformer, penEdges, brush, start, end);
}
else
{
DrawStraight(canvas, transformer, penEdges, brush, start, end);
}
}
if (trackExtraData != TrackExtraData.None)
{
string text = GetExtraDataText();
miniLabel.SetText(text);
miniLabel.Draw(canvas, transformer, opacityFactor);
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
QuadrilateralF quad = transformer.Transform(quadImage);
int alpha = (int)(opacityFactor * 255);
using (Pen p = styleHelper.GetPen(alpha, transformer.Scale))
{
p.EndCap = LineCap.Square;
if (styleHelper.PenShape == PenShape.Dash)
{
p.DashStyle = DashStyle.Dash;
}
canvas.DrawLine(p, quad.A, quad.B);
canvas.DrawLine(p, quad.B, quad.C);
canvas.DrawLine(p, quad.C, quad.D);
canvas.DrawLine(p, quad.D, quad.A);
}
}
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);
}
}
}
public override void Draw(Graphics _canvas, CoordinateSystem _transformer, bool _bSelected, long _iCurrentTimestamp)
{
double fOpacityFactor = m_InfosFading.GetOpacityFactor(_iCurrentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
int alpha = (int)(fOpacityFactor * 255);
m_bSelected = _bSelected;
using (Pen p = m_StyleHelper.GetPen(alpha, _transformer.Scale))
{
Rectangle boundingBox = _transformer.Transform(m_Center.Box(m_iRadius));
_canvas.DrawEllipse(p, boundingBox);
if (_bSelected)
{
// Handler: arc in lower right quadrant.
p.Color = p.Color.Invert();
_canvas.DrawArc(p, boundingBox, 25, 40);
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
using (Pen penLine = styleHelper.GetPen(opacityFactor, transformer.Scale))
{
Point[] points = transformer.Transform(pointList).ToArray();
if (!initializing)
{
penLine.EndCap = LineCap.Round;
penLine.StartCap = LineCap.Round;
if (styleHelper.PenShape == PenShape.Dash)
{
penLine.DashStyle = DashStyle.Dash;
}
canvas.DrawCurve(penLine, points, 0.5f);
}
else
{
penLine.Width = 1.0f;
canvas.DrawLines(penLine, points);
}
}
}
public override void Draw(Graphics _canvas, CoordinateSystem _transformer, bool _bSelected, long _iCurrentTimestamp)
{
double fOpacityFactor = m_InfosFading.GetOpacityFactor(_iCurrentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
int iAlpha = (int)(fOpacityFactor * 255);
Point c = _transformer.Transform(m_Center);
using (Pen p = m_StyleHelper.GetPen(iAlpha))
using (SolidBrush b = m_StyleHelper.GetBrush((int)(fOpacityFactor * m_iDefaultBackgroundAlpha)))
{
_canvas.DrawLine(p, c.X - m_iDefaultRadius, c.Y, c.X + m_iDefaultRadius, c.Y);
_canvas.DrawLine(p, c.X, c.Y - m_iDefaultRadius, c.X, c.Y + m_iDefaultRadius);
_canvas.FillEllipse(b, c.Box(m_iDefaultRadius + 1));
}
if (m_bShowCoordinates)
{
m_LabelCoordinates.SetText(m_ParentMetadata.CalibrationHelper.GetPointText(m_Center, true));
m_LabelCoordinates.Draw(_canvas, _transformer, fOpacityFactor);
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (tracking)
{
opacityFactor = 1.0;
}
if (opacityFactor <= 0)
{
return;
}
int iAlpha = (int)(opacityFactor * 255);
Point c = transformer.Transform(points["0"]);
using (Pen p = styleHelper.GetPen(iAlpha))
using (SolidBrush b = styleHelper.GetBrush((int)(opacityFactor * defaultBackgroundAlpha)))
{
canvas.DrawLine(p, c.X - defaultRadius, c.Y, c.X + defaultRadius, c.Y);
canvas.DrawLine(p, c.X, c.Y - defaultRadius, c.X, c.Y + defaultRadius);
canvas.FillEllipse(b, c.Box(defaultRadius + 1));
}
if (trackExtraData != TrackExtraData.None)
{
string text = GetExtraDataText(infosFading.ReferenceTimestamp);
miniLabel.SetText(text);
miniLabel.Draw(canvas, transformer, opacityFactor);
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (tracking)
{
opacityFactor = 1.0;
}
if (opacityFactor <= 0)
{
return;
}
int iAlpha = (int)(opacityFactor * 255);
Point c = transformer.Transform(points["0"]);
using (Pen p = styleHelper.GetPen(iAlpha))
using (SolidBrush b = styleHelper.GetBrush((int)(opacityFactor * defaultBackgroundAlpha)))
{
canvas.DrawLine(p, c.X - defaultRadius, c.Y, c.X + defaultRadius, c.Y);
canvas.DrawLine(p, c.X, c.Y - defaultRadius, c.X, c.Y + defaultRadius);
canvas.FillEllipse(b, c.Box(defaultRadius + 1));
}
if (ShowMeasurableInfo)
{
labelCoordinates.SetText(CalibrationHelper.GetPointText(new PointF(points["0"].X, points["0"].Y), true, true, infosFading.ReferenceTimestamp));
labelCoordinates.Draw(canvas, transformer, opacityFactor);
}
}
public override void Draw(Graphics _canvas, CoordinateSystem _transformer, bool _bSelected, long _iCurrentTimestamp)
{
double fOpacityFactor = m_InfosFading.GetOpacityFactor(_iCurrentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
Quadrilateral quad = _transformer.Transform(m_Corners);
using (m_PenEdges = m_StyleHelper.GetPen(fOpacityFactor, 1.0))
using (SolidBrush br = m_StyleHelper.GetBrush(fOpacityFactor))
{
// Handlers
foreach (Point p in quad)
{
_canvas.FillEllipse(br, p.Box(4));
}
// Grid
if (m_bValidPlane)
{
float[] homography = GetHomographyMatrix(quad.ToArray());
// Rows
for (int iRow = 0; iRow <= m_iDivisions; iRow++)
{
float v = (float)iRow / m_iDivisions;
PointF h1 = ProjectiveMapping(new PointF(0, v), homography);
PointF h2 = ProjectiveMapping(new PointF(1, v), homography);
_canvas.DrawLine(m_PenEdges, h1, h2);
}
// Columns
for (int iCol = 0; iCol <= m_iDivisions; iCol++)
{
float h = (float)iCol / m_iDivisions;
PointF h1 = ProjectiveMapping(new PointF(h, 0), homography);
PointF h2 = ProjectiveMapping(new PointF(h, 1), homography);
_canvas.DrawLine(m_PenEdges, h1, h2);
}
}
else
{
// Non convex quadrilateral: only draw the borders
_canvas.DrawLine(m_PenEdges, quad.A, quad.B);
_canvas.DrawLine(m_PenEdges, quad.B, quad.C);
_canvas.DrawLine(m_PenEdges, quad.C, quad.D);
_canvas.DrawLine(m_PenEdges, quad.D, quad.A);
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
List <Point> screenPoints = transformer.Transform(points);
using (penEdges = styleHelper.GetPen(opacityFactor, 1.0))
using (SolidBrush br = styleHelper.GetBrush(opacityFactor))
{
int rows = subdivisions + 1;
int cols = rows;
// Rows
for (int i = 0; i < rows; i++)
{
int row = i;
List <Point> line = new List <Point>();
for (int j = 0; j < cols; j++)
{
int index = row * cols + j;
line.Add(screenPoints[index]);
}
canvas.DrawCurve(penEdges, line.ToArray());
}
// Columns
for (int i = 0; i < cols; i++)
{
int col = i;
List <Point> line = new List <Point>();
for (int j = 0; j < rows; j++)
{
int index = j * cols + col;
line.Add(screenPoints[index]);
}
canvas.DrawCurve(penEdges, line.ToArray());
}
// Handles
foreach (PointF p in screenPoints)
{
canvas.FillEllipse(br, p.Box(4));
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double fOpacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
using (Pen penLine = styleHelper.GetPen(fOpacityFactor, transformer.Scale))
{
Point[] points = transformer.Transform(pointList).ToArray();
canvas.DrawCurve(penLine, points, 0.5f);
}
}
public override void Draw(Graphics _canvas, CoordinateSystem _transformer, bool _bSelected, long _iCurrentTimestamp)
{
double fOpacityFactor = m_InfosFading.GetOpacityFactor(_iCurrentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
using (Pen penLine = m_StyleHelper.GetPen(fOpacityFactor, _transformer.Scale))
{
Point[] points = m_PointList.Select(p => _transformer.Transform(p)).ToArray();
_canvas.DrawCurve(penLine, points, 0.5f);
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacity = infosFading.GetOpacityFactor(currentTimestamp);
if (opacity <= 0)
{
return;
}
//int backgroundOpacity = editing ? 255 : 192;
int backgroundOpacity = 255;
using (SolidBrush brushBack = styleHelper.GetBackgroundBrush((int)(opacity * backgroundOpacity)))
using (SolidBrush brushText = styleHelper.GetForegroundBrush((int)(opacity * 255)))
using (Pen pen = styleHelper.GetPen(backgroundOpacity))
using (Font fontText = styleHelper.GetFont((float)transformer.Scale))
{
SizeF textSize = canvas.MeasureString(text, fontText);
Point bgLocation = transformer.Transform(background.Rectangle.Location);
Size bgSize = new Size((int)textSize.Width, (int)textSize.Height);
SizeF untransformed = transformer.Untransform(textSize);
background.Rectangle = new RectangleF(background.Rectangle.Location, untransformed);
Rectangle rect = new Rectangle(bgLocation, bgSize);
int roundingRadius = fontText.Height / 4;
if (showArrow)
{
pen.Color = brushBack.Color;
pen.Width = fontText.Height / 4;
Point arrowStartInScreen = rect.Center();
Point arrowEndInScreen = transformer.Transform(arrowEnd);
canvas.DrawLine(pen, arrowStartInScreen, arrowEndInScreen);
ArrowHelper.Draw(canvas, pen, arrowEndInScreen, arrowStartInScreen);
}
RoundedRectangle.Draw(canvas, rect, brushBack, roundingRadius, false, false, null);
if (!editing)
{
canvas.DrawString(text, fontText, brushText, rect.Location);
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityTrackable(trackingTimestamps, currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
QuadrilateralF quad = transformer.Transform(quadImage);
bool drawEdgesOnly = !planeIsConvex || (!styleHelper.Perspective && !quadImage.IsAxisAlignedRectangle);
using (penEdges = styleHelper.GetPen(opacityFactor, 1.0))
using (SolidBrush br = styleHelper.GetBrush(opacityFactor))
{
foreach (PointF p in quad)
{
canvas.FillEllipse(br, p.Box(4));
}
if (!drawEdgesOnly)
{
if (distorter != null && distorter.Initialized)
{
QuadrilateralF undistortedQuadImage = distorter.Undistort(quadImage);
projectiveMapping.Update(quadPlane, undistortedQuadImage);
}
else
{
projectiveMapping.Update(quadPlane, quadImage);
}
DrawGrid(canvas, penEdges, projectiveMapping, distorter, transformer);
}
else
{
// Non convex quadrilateral or non rectangle 2d grid: only draw the edges.
canvas.DrawLine(penEdges, quad.A, quad.B);
canvas.DrawLine(penEdges, quad.B, quad.C);
canvas.DrawLine(penEdges, quad.C, quad.D);
canvas.DrawLine(penEdges, quad.D, quad.A);
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (opacityFactor <= 0)
{
return;
}
QuadrilateralF quad = transformer.Transform(quadImage);
using (penEdges = styleHelper.GetPen(opacityFactor, 1.0))
using (SolidBrush br = styleHelper.GetBrush(opacityFactor))
{
foreach (PointF p in quad)
{
canvas.FillEllipse(br, p.Box(4));
}
if (planeIsConvex)
{
if (distorter != null && distorter.Initialized)
{
QuadrilateralF undistortedQuadImage = distorter.Undistort(quadImage);
projectiveMapping.Update(quadPlane, undistortedQuadImage);
}
else
{
projectiveMapping.Update(quadPlane, quadImage);
}
//DrawDiagonals(canvas, penEdges, quadPlane, projectiveMapping, distorter, transformer);
DrawGrid(canvas, penEdges, projectiveMapping, distorter, transformer);
}
else
{
// Non convex quadrilateral: only draw the edges.
canvas.DrawLine(penEdges, quad.A, quad.B);
canvas.DrawLine(penEdges, quad.B, quad.C);
canvas.DrawLine(penEdges, quad.C, quad.D);
canvas.DrawLine(penEdges, quad.D, quad.A);
}
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (tracking)
{
opacityFactor = 1.0;
}
if (opacityFactor <= 0)
{
return;
}
Point start = transformer.Transform(points["a"]);
Point end = transformer.Transform(points["b"]);
using (Pen penEdges = styleHelper.GetPen((int)(opacityFactor * 255), transformer.Scale))
{
if (distorter != null && distorter.Initialized)
{
DrawDistorted(canvas, distorter, transformer, penEdges, start, end);
}
else
{
DrawStraight(canvas, transformer, penEdges, start, end);
}
}
if (ShowMeasurableInfo)
{
// Text of the measure. (The helpers knows the unit)
PointF a = new PointF(points["a"].X, points["a"].Y);
PointF b = new PointF(points["b"].X, points["b"].Y);
labelMeasure.SetText(CalibrationHelper.GetLengthText(a, b, true, true));
labelMeasure.Draw(canvas, transformer, opacityFactor);
}
}
public override void Draw(Graphics _canvas, CoordinateSystem _transformer, bool _bSelected, long _iCurrentTimestamp)
{
double fOpacityFactor = m_InfosFading.GetOpacityFactor(_iCurrentTimestamp);
if (fOpacityFactor <= 0)
{
return;
}
Point start = _transformer.Transform(m_StartPoint);
Point end = _transformer.Transform(m_EndPoint);
using (Pen penEdges = m_StyleHelper.GetPen((int)(fOpacityFactor * 255), _transformer.Scale))
{
_canvas.DrawLine(penEdges, start, end);
// Handlers
penEdges.Width = _bSelected ? 2 : 1;
if (m_StyleHelper.LineEnding.StartCap != LineCap.ArrowAnchor)
{
_canvas.DrawEllipse(penEdges, start.Box(3));
}
if (m_StyleHelper.LineEnding.EndCap != LineCap.ArrowAnchor)
{
_canvas.DrawEllipse(penEdges, end.Box(3));
}
}
if (m_bShowMeasure)
{
// Text of the measure. (The helpers knows the unit)
m_LabelMeasure.SetText(m_ParentMetadata.CalibrationHelper.GetLengthText(m_StartPoint, m_EndPoint));
m_LabelMeasure.Draw(_canvas, _transformer, fOpacityFactor);
}
}
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp)
{
double opacityFactor = infosFading.GetOpacityFactor(currentTimestamp);
if (tracking)
{
opacityFactor = 1.0;
}
if (opacityFactor <= 0)
{
return;
}
if (points.Count < 2)
{
return;
}
Point[] pointList = transformer.Transform(points.Values).ToArray();
using (Pen penEdges = styleHelper.GetPen((int)(opacityFactor * 255), transformer.Scale))
{
PointF danglingStart;
PointF danglingEnd;
if (initializing)
{
danglingStart = pointList[pointList.Length - 2];
danglingEnd = pointList[pointList.Length - 1];
penEdges.DashStyle = DashStyle.Dot;
canvas.DrawLine(penEdges, danglingStart, danglingEnd);
if (pointList.Length > 2)
{
Point[] path = pointList.TakeWhile((p, i) => i <= pointList.Length - 2).ToArray();
DrawPath(canvas, penEdges, path);
}
}
else
{
Point[] path = pointList.ToArray();
DrawPath(canvas, penEdges, path);
}
if (styleHelper.LineEnding == LineEnding.StartArrow || styleHelper.LineEnding == LineEnding.DoubleArrow)
{
ArrowHelper.Draw(canvas, penEdges, pointList[0], pointList[1]);
}
if (styleHelper.LineEnding == LineEnding.EndArrow || styleHelper.LineEnding == LineEnding.DoubleArrow)
{
ArrowHelper.Draw(canvas, penEdges, pointList[pointList.Length - 1], pointList[pointList.Length - 2]);
}
// Handlers
if (selected)
{
penEdges.Width = 2;
foreach (PointF p in pointList)
{
canvas.FillEllipse(penEdges.Brush, p.Box(3));
}
}
}
}
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);
}
}
}
