public override void MoveBarInDirection(MovementDirection movementDirection, float distance, CaliperComponent component)
{
CaliperComponent adjustedComponent = MoveCrossbarInsteadOfSideBar(movementDirection, component) ? CaliperComponent.Apex : component;
if (adjustedComponent == CaliperComponent.Apex)
{
base.MoveBarInDirection(movementDirection, distance, CaliperComponent.CrossBar);
}
// TODO: test this
// We use smaller increments for angle calipers, otherwise movement is too large.
distance = distance / 2.0f;
if (movementDirection == MovementDirection.Left)
{
distance = -distance;
}
switch (adjustedComponent)
{
case CaliperComponent.LeftBar:
angleBar1 -= (float)(DegreesToRadians(distance));
break;
case CaliperComponent.RightBar:
angleBar2 -= (float)(DegreesToRadians(distance));
break;
default:
break;
}
}
// NB: Window coordinates origin are upper left corner, like iOS, not like macOS
public virtual void MoveBarInDirection(MovementDirection movementDirection, float distance, CaliperComponent component)
{
if (component == CaliperComponent.NoComponent)
{
return;
}
CaliperComponent adjustedComponent = MoveCrossbarInsteadOfSideBar(movementDirection, component) ? CaliperComponent.CrossBar : component;
if (adjustedComponent == CaliperComponent.CrossBar)
{
MoveCrossbarInDirection(movementDirection, distance);
return;
}
if (movementDirection == MovementDirection.Up || movementDirection == MovementDirection.Left)
{
distance = -distance;
}
// TODO: make sure directions are correct, c.f. iOS version
switch (adjustedComponent)
{
case CaliperComponent.LeftBar:
case CaliperComponent.UpperBar:
Bar1Position += distance;
break;
case CaliperComponent.RightBar:
case CaliperComponent.LowerBar:
Bar2Position += distance;
break;
default:
break;
}
}
public static String ComponentName(CaliperComponent component)
{
switch (component)
{
case CaliperComponent.LeftBar:
return("left bar");
case CaliperComponent.RightBar:
return("right bar");
case CaliperComponent.CrossBar:
return("crossbar");
case CaliperComponent.UpperBar:
return("upper bar");
case CaliperComponent.LowerBar:
return("lower bar");
case CaliperComponent.Apex:
return("apex");
default:
return("unknown component");
}
}
protected bool MoveCrossbarInsteadOfSideBar(MovementDirection movementDirection, CaliperComponent component)
{
if (component == CaliperComponent.CrossBar || component == CaliperComponent.Apex)
{
return(false);
}
return((Direction == CaliperDirection.Horizontal &&
(movementDirection == MovementDirection.Up || movementDirection == MovementDirection.Down))
||
(Direction == CaliperDirection.Vertical &&
(movementDirection == MovementDirection.Left || movementDirection == MovementDirection.Right)));
}
