Example #1
0
void
Duck::set_sub_trans_point(const synfig::Point &x, const synfig::Time &time)
{
	set_sub_trans_point(x);

	if(get_type() == Duck::TYPE_VERTEX
	|| get_type() == Duck::TYPE_POSITION
	|| get_type() == Duck::TYPE_WIDTHPOINT_POSITION)
	{
		ValueNode_BLineCalcVertex::Handle bline_vertex;
		ValueNode_Composite::Handle composite;

		if ((bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(get_value_desc().get_value_node())) ||
			((composite = ValueNode_Composite::Handle::cast_dynamic(get_value_desc().get_value_node())) &&
			 composite->get_type() == ValueBase::TYPE_BLINEPOINT &&
			 (bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(composite->get_link("point")))))
		{
			synfig::Point closest_point = get_point();
			synfig::Real radius = 0.0;
			ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline"));
			synfig::find_closest_point(
				(*bline)(time),
				get_point(),
				radius,
				bline->get_loop(),
				&closest_point);
			set_point(closest_point);
		}
		ValueNode_Composite::Handle wpoint_composite;
		ValueNode_WPList::Handle wplist;
		wpoint_composite=ValueNode_Composite::Handle::cast_dynamic(get_value_desc().get_value_node());
		if(wpoint_composite && wpoint_composite->get_type() == ValueBase::TYPE_WIDTHPOINT)
			if(get_value_desc().parent_is_value_node())
			{
				wplist=ValueNode_WPList::Handle::cast_dynamic(get_value_desc().get_parent_value_node());
				if(wplist)
				{
					ValueNode_BLine::Handle bline(ValueNode_BLine::Handle::cast_dynamic(wplist->get_bline()));
					synfig::Point closest_point = get_point();
					synfig::Real radius = 0.0;
					synfig::find_closest_point(
						(*bline)(time),
						get_point(),
						radius,
						bline->get_loop(),
						&closest_point);
					set_point(closest_point);
				}
			}
	}
}
bool
Action::BLinePointTangentSplitAngle::set_param(const synfig::String& name, const Action::Param &param)
{
    if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
    {
        value_node=value_node.cast_dynamic(param.get_value_node());
        if(value_node && value_node->get_type()==ValueBase::TYPE_BLINEPOINT)
            return true;
        ValueNode_RadialComposite::Handle radial_value_node;
        radial_value_node=ValueNode_RadialComposite::Handle::cast_dynamic(param.get_value_node());
        if(radial_value_node && radial_value_node->get_type()==ValueBase::TYPE_VECTOR)
            // value_node is radial composite and vector (user rigth click on a tangent)
        {
            ValueNode_Composite::Handle blinepoint;
            std::set<Node*>::iterator iter;
            // now check if the parent of value_node is a blinepoint type
            for(iter=radial_value_node->parent_set.begin(); iter!=radial_value_node->parent_set.end(); ++iter)
            {
                blinepoint=ValueNode_Composite::Handle::cast_dynamic(*iter);
                if(blinepoint && blinepoint->get_type()==ValueBase::TYPE_BLINEPOINT)
                {
                    value_node=blinepoint;
                    return true;
                }
            }
            return false;
        }
        return false;
    }
    if(name=="time" && param.get_type()==Param::TYPE_TIME)
    {
        time=param.get_time();
        return true;
    }
    return Action::CanvasSpecific::set_param(name,param);
}
Example #3
0
void
Duck::set_sub_trans_point(const synfig::Point &x, const synfig::Time &time)
{
	if (get_type() == Duck::TYPE_TANGENT ||
		get_type() == Duck::TYPE_ANGLE)
	{
		Angle old_angle = get_point().angle();
		set_point((x-get_sub_trans_origin())/get_scalar());
		Angle change = get_point().angle() - old_angle;
		while (change < Angle::deg(-180)) change += Angle::deg(360);
		while (change > Angle::deg(180)) change -= Angle::deg(360);
		//int old_halves = round_to_int(Angle::deg(rotations).get()/180);
		rotations += change;
		//int new_halves = round_to_int(Angle::deg(rotations).get()/180);
		/*if (old_halves != new_halves &&
			(new_halves > 1 || new_halves < -1 ||
			 old_halves > 1 || old_halves < -1))
			synfig::info("rotation: %.2f turns", new_halves/2.0)*/;
	} else if(get_type() == Duck::TYPE_VERTEX || get_type() == Duck::TYPE_POSITION || get_type() == Duck::TYPE_WIDTHPOINT_POSITION)
	{
		set_point((x-get_sub_trans_origin())/get_scalar());

		ValueNode_BLineCalcVertex::Handle bline_vertex;
		ValueNode_Composite::Handle composite;

		if ((bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(get_value_desc().get_value_node())) ||
			((composite = ValueNode_Composite::Handle::cast_dynamic(get_value_desc().get_value_node())) &&
			 composite->get_type() == ValueBase::TYPE_BLINEPOINT &&
			 (bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(composite->get_link("point")))))
		{
			synfig::Point closest_point = get_point();
			synfig::Real radius = 0.0;
			ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline"));
			synfig::find_closest_point(
				(*bline)(time),
				get_point(),
				radius,
				bline->get_loop(),
				&closest_point);
			set_point(closest_point);
		}
		ValueNode_Composite::Handle wpoint_composite;
		ValueNode_WPList::Handle wplist;
		wpoint_composite=ValueNode_Composite::Handle::cast_dynamic(get_value_desc().get_value_node());
		if(wpoint_composite && wpoint_composite->get_type() == ValueBase::TYPE_WIDTHPOINT)
			if(get_value_desc().parent_is_value_node())
			{
				wplist=ValueNode_WPList::Handle::cast_dynamic(get_value_desc().get_parent_value_node());
				if(wplist)
				{
					ValueNode_BLine::Handle bline(ValueNode_BLine::Handle::cast_dynamic(wplist->get_bline()));
					synfig::Point closest_point = get_point();
					synfig::Real radius = 0.0;
					synfig::find_closest_point(
						(*bline)(time),
						get_point(),
						radius,
						bline->get_loop(),
						&closest_point);
					set_point(closest_point);
				}
			}
	}
	else set_point((x-get_sub_trans_origin())/get_scalar());
}