public MoveRulerControlPoint(LayerRuler layer, LayerRuler.RulerItem rulerItem, PointF originalPosition, PointF newPosition)
{
mRulerLayer = layer;
mRulerItem = rulerItem;
mControlPointIndex = rulerItem.CurrentControlPointIndex;
mOriginalPosition = originalPosition;
mNewPosition = newPosition;
// compute the new attach offset if the control point is attached
if (rulerItem.IsCurrentControlPointAttached)
{
LayerBrick.Brick attachedBrick = rulerItem.BrickAttachedToCurrentControlPoint;
mAnchor = attachedBrick.getRulerAttachmentAnchor(rulerItem);
mOriginalLocalAttachOffset = mAnchor.LocalAttachOffsetFromCenter;
mNewLocalAttachOffset = RulerAttachementSet.Anchor.sComputeLocalOffsetFromLayerItem(attachedBrick, newPosition);
mAttachedBrickOrientation = attachedBrick.Orientation;
}
}
public DetachRuler(LayerRuler.RulerItem rulerItem, LayerBrick.Brick brick)
{
mAnchor = brick.getRulerAttachmentAnchor(rulerItem);
mBrick = brick;
}