public override int HitTest(PointF point, long currentTimestamp, DistortionHelper distorter, IImageToViewportTransformer transformer, bool zooming) { // Convention: miss = -1, object = 0, handle = n. if (!Visible) { return(-1); } int result = -1; if (HitTester.HitTest(points["0"], point, transformer)) { return(1); } if (showGrid || showGraduations || showAxis) { CoordinateSystemGrid grid = CalibrationHelper.GetCoordinateSystemGrid(); if (grid.HorizontalAxis != null && IsPointOnRectifiedLine(point, grid.HorizontalAxis.Start, grid.HorizontalAxis.End, distorter, transformer)) { result = 2; } else if (grid.VerticalAxis != null && IsPointOnRectifiedLine(point, grid.VerticalAxis.Start, grid.VerticalAxis.End, distorter, transformer)) { result = 3; } } return(result); }
public override void Draw(Graphics canvas, DistortionHelper distorter, IImageToViewportTransformer transformer, bool selected, long currentTimestamp) { if (!Visible || CalibrationHelper == null) { return; } if (CalibrationHelper.CalibratorType == CalibratorType.Plane && !CalibrationHelper.CalibrationByPlane_IsValid()) { return; } CoordinateSystemGrid grid = CalibrationHelper.GetCoordinateSystemGrid(); using (Pen penLine = styleHelper.GetBackgroundPen(255)) { DrawGrid(canvas, distorter, transformer, grid); } }