private Effect ParsePositionBehavior(PositionEffectAxisInfo axisInfo, Axis axis)
{
Effect action = e => { };
var baseVar = axisInfo.BaseVar;
var offsetVar = axisInfo.OffsetVar;
if (baseVar != null)
{
if (axis == Axis.X)
{
action = entity => {
var x = CheckNumericVar(entity, baseVar);
if (x.HasValue)
{
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.SetX(x.Value);
}
}
}
}
;
else
{
action = entity => {
var y = CheckNumericVar(entity, baseVar);
if (y.HasValue)
{
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.SetY(y.Value);
}
}
}
};
}
else if (axisInfo.Base == null)
{
action = entity => {
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null && entity.Parent != null)
{
PositionComponent parentPos = entity.Parent.GetComponent <PositionComponent>();
if (parentPos != null)
{
if (axis == Axis.X)
{
pos.SetX(parentPos.X);
}
else if (axis == Axis.Y)
{
pos.SetY(parentPos.Y);
}
}
}
};
}
else
{
if (axis == Axis.X)
{
action = entity => {
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.SetPosition(new PointF(axisInfo.Base.Value, pos.Position.Y));
}
}
}
;
else
{
action = entity => {
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.SetPosition(new PointF(pos.Position.X, axisInfo.Base.Value));
}
}
};
}
if (axisInfo.Offset != null || offsetVar != null)
{
switch (axisInfo.OffsetDirection)
{
case OffsetDirection.Inherit:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null && entity.Parent != null)
{
Direction offdir = entity.Parent.Direction;
switch (offdir)
{
case Direction.Down: pos.Offset(0, offset); break;
case Direction.Up: pos.Offset(0, -offset); break;
case Direction.Left: pos.Offset(-offset, 0); break;
case Direction.Right: pos.Offset(offset, 0); break;
}
}
};
break;
case OffsetDirection.Input:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
InputComponent input = entity.GetComponent <InputComponent>();
if (input != null && pos != null)
{
if (axis == Axis.Y)
{
if (input.Down)
{
pos.Offset(0, offset);
}
else if (input.Up)
{
pos.Offset(0, -offset);
}
}
else
{
if (input.Left)
{
pos.Offset(-offset, 0);
}
else if (input.Right || (!input.Up && !input.Down))
{
pos.Offset(offset, 0);
}
}
}
};
break;
case OffsetDirection.Left:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.Offset(-offset, 0);
}
};
break;
case OffsetDirection.Right:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.Offset(offset, 0);
}
};
break;
case OffsetDirection.Down:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.Offset(0, offset);
}
};
break;
case OffsetDirection.Up:
action += entity => {
var offset = axisInfo.Offset ?? CheckNumericVar(entity, offsetVar) ?? 0;
PositionComponent pos = entity.GetComponent <PositionComponent>();
if (pos != null)
{
pos.Offset(0, -offset);
}
};
break;
}
}
return(action);
}
