// Hit test a point to see if it is over an existing control, or will create a new control.
Id <ControlPoint> HitTestPoint(PointF mouseLocation, float pixelSize, out PointF highlightLocation)
{
if (allControls)
{
// If all controls, always new control.
highlightLocation = new PointF(mouseLocation.X + PIXELOFFSETX * pixelSize, mouseLocation.Y + PIXELOFFSETY * pixelSize);
return(Id <ControlPoint> .None);
}
else
{
// Are we over a control we might add?
CourseLayout layout = controller.GetCourseLayout();
PointCourseObj courseObj = layout.HitTest(mouseLocation, pixelSize, CourseLayer.AllControls, (co => co is PointCourseObj)) as PointCourseObj;
if (courseObj != null)
{
highlightLocation = courseObj.location;
return(courseObj.controlId);
}
else
{
courseObj = layout.HitTest(mouseLocation, pixelSize, CourseLayer.MainCourse, (co => co is PointCourseObj)) as PointCourseObj;
if (courseObj != null &&
courseObj.controlId.IsNotNone)
{
// Allow selecting a control in the current course for a butterfly course. But -- it must be a normal control or crossing point, and not adjacent to the control being inserted.
if (eventDB.GetControl(courseObj.controlId).kind == controlKind && (controlKind == ControlPointKind.Normal || controlKind == ControlPointKind.CrossingPoint))
{
Id <CourseControl> courseControl1, courseControl2;
CourseDesignator courseDesignator;
LegInsertionLoc legInsertionLoc;
GetControlInsertionPoint(courseObj.location, out courseDesignator, out courseControl1, out courseControl2, out legInsertionLoc);
if (eventDB.GetCourse(courseDesignator.CourseId).kind != CourseKind.Score &&
(exchangeAtControl ||
(courseObj.courseControlId != courseControl1 && courseObj.courseControlId != courseControl2)))
{
highlightLocation = courseObj.location;
return(courseObj.controlId);
}
}
}
highlightLocation = new PointF(mouseLocation.X + PIXELOFFSETX * pixelSize, mouseLocation.Y + PIXELOFFSETY * pixelSize);
return(Id <ControlPoint> .None);
}
}
}
private CourseObj HitTest(Pane pane, PointF location, float pixelSize, Predicate <CourseObj> filter)
{
CourseLayout activeCourse = (pane == Pane.Map) ? controller.GetCourseLayout() : controller.GetTopologyLayout();
CourseObj clickedObject;
clickedObject = activeCourse.HitTest(location, pixelSize, CourseLayer.MainCourse, filter);
if (clickedObject == null)
{
clickedObject = activeCourse.HitTest(location, pixelSize, CourseLayer.Descriptions, filter);
}
if (clickedObject == null && pane == Pane.Topology)
{
clickedObject = activeCourse.HitTest(location, pixelSize, CourseLayer.AllVariations, filter);
}
return(clickedObject);
}