LineCourseObj courseObj; // object to modify.
public RemoveLegGapMode(Controller controller, LineCourseObj courseObj)
{
this.controller = controller;
this.courseObj = (LineCourseObj)courseObj.Clone();
}
public override void LeftButtonEndDrag(Pane pane, PointF location, PointF locationStart, float pixelSize, ref bool displayUpdateNeeded)
{
Debug.Assert(pane == Pane.Map);
float deltaX = (location.X - startDrag.X);
float deltaY = (location.Y - startDrag.Y);
PointF newHandleLocation = new PointF(handleLocation.X + deltaX, handleLocation.Y + deltaY);
if (courseObjectStart.specialId.IsNotNone)
{
// Moving a corner of a special
Id <Special> specialId = courseObjectStart.specialId;
if (courseObjectStart is DescriptionCourseObj)
{
// Moving a description. Descriptions are rather special in the way their locations are used.
DescriptionCourseObj descObj = (DescriptionCourseObj)courseObjectStart.Clone();
descObj.MoveHandle(handleLocation, location);
controller.MoveSpecial(specialId, new PointF[2] {
new PointF(descObj.rect.Left, descObj.rect.Bottom), new PointF(descObj.rect.Left + descObj.CellSize, descObj.rect.Bottom)
}, descObj.NumberOfColumns);
}
else if (courseObjectStart is RectCourseObj)
{
// Moving rectangle handles is sort of special too.
RectCourseObj rectObj = (RectCourseObj)courseObjectStart.Clone();
rectObj.MoveHandle(handleLocation, location);
RectangleF rect = rectObj.rect;
controller.MoveSpecial(specialId, new PointF[2] {
new PointF(rect.Left, rect.Bottom), new PointF(rect.Right, rect.Top)
});
}
else if (courseObjectStart is BasicTextCourseObj)
{
// Moving text handles is sort of special too.
BasicTextCourseObj textObj = (BasicTextCourseObj)courseObjectStart.Clone();
textObj.MoveHandle(handleLocation, location);
RectangleF rect = textObj.GetHighlightBounds();
rect = textObj.AdjustBoundingRect(rect);
controller.MoveSpecial(specialId, new PointF[2] {
new PointF(rect.Left, rect.Bottom), new PointF(rect.Right, rect.Top)
});
}
else
{
controller.MoveSpecialPoint(specialId, handleLocation, newHandleLocation);
}
}
else if ((courseObjectStart is LegCourseObj) || (courseObjectStart is FlaggedLegCourseObj))
{
// Moving a leg bend.
LineCourseObj lineCourseObj = (LineCourseObj)courseObjectStart;
controller.MoveLegBendOrGap(lineCourseObj.courseControlId, lineCourseObj.courseControlId2, handleLocation, newHandleLocation);
}
else if ((courseObjectStart is ControlCourseObj) || (courseObjectStart is FinishCourseObj))
{
PointCourseObj pointObj = (PointCourseObj)courseObjectStart.Clone();
pointObj.MoveHandle(handleLocation, location);
controller.MoveControlGap(courseObjectStart.controlId, pointObj.movableGaps);
}
else
{
Debug.Fail("unknown situation");
}
controller.DefaultCommandMode();
}
