**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007 Chris Moore
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
/* === M E T H O D S ======================================================= */
-synfig::ValueNode_Subtract::ValueNode_Subtract():LinkableValueNode(synfig::ValueBase::TYPE_NIL)
+synfig::ValueNode_Subtract::ValueNode_Subtract(const ValueBase &value):
+ LinkableValueNode(value.get_type())
{
set_scalar(1.0);
-}
-
-LinkableValueNode*
-ValueNode_Subtract::create_new()const
-{
- return new ValueNode_Subtract();
-}
-
-ValueNode_Subtract*
-ValueNode_Subtract::create(const ValueBase& x)
-{
- ValueBase::Type id(x.get_type());
+ ValueBase::Type id(value.get_type());
- ValueNode_Subtract* value_node=new ValueNode_Subtract();
switch(id)
{
- case ValueBase::TYPE_NIL:
- return value_node;
- case ValueBase::TYPE_VECTOR:
- case ValueBase::TYPE_REAL:
- case ValueBase::TYPE_INTEGER:
case ValueBase::TYPE_ANGLE:
- value_node->set_link("rhs",ValueNode_Const::create(ValueBase(id)));
- value_node->set_link("lhs",ValueNode_Const::create(ValueBase(id)));
- assert(value_node->get_rhs()->get_type()==id);
- assert(value_node->get_lhs()->get_type()==id);
+ set_link("lhs",ValueNode_Const::create(value.get(Angle())));
+ set_link("rhs",ValueNode_Const::create(Angle::deg(0)));
+ break;
+ case ValueBase::TYPE_COLOR:
+ set_link("lhs",ValueNode_Const::create(value.get(Color())));
+ set_link("rhs",ValueNode_Const::create(Color(0,0,0,0)));
+ break;
+ case ValueBase::TYPE_INTEGER:
+ set_link("lhs",ValueNode_Const::create(value.get(int())));
+ set_link("rhs",ValueNode_Const::create(int(0)));
+ break;
+ case ValueBase::TYPE_REAL:
+ set_link("lhs",ValueNode_Const::create(value.get(Real())));
+ set_link("rhs",ValueNode_Const::create(Real(0)));
+ break;
+ case ValueBase::TYPE_TIME:
+ set_link("lhs",ValueNode_Const::create(value.get(Time())));
+ set_link("rhs",ValueNode_Const::create(Time(0)));
+ break;
+ case ValueBase::TYPE_VECTOR:
+ set_link("lhs",ValueNode_Const::create(value.get(Vector())));
+ set_link("rhs",ValueNode_Const::create(Vector(0,0)));
break;
default:
assert(0);
throw runtime_error("synfig::ValueNode_Subtract:Bad type "+ValueBase::type_name(id));
}
- assert(value_node->get_type()==id);
- return value_node;
+ assert(get_lhs()->get_type()==id);
+ assert(get_rhs()->get_type()==id);
+ assert(get_type()==id);
+
+ DCAST_HACK_ENABLE();
+}
+
+LinkableValueNode*
+ValueNode_Subtract::create_new()const
+{
+ return new ValueNode_Subtract(get_type());
+}
+
+ValueNode_Subtract*
+ValueNode_Subtract::create(const ValueBase& value)
+{
+ return new ValueNode_Subtract(value);
}
synfig::ValueNode_Subtract::~ValueNode_Subtract()
}
void
-ValueNode_Subtract::set_scalar(Real x)
+ValueNode_Subtract::set_scalar(Real value)
{
- set_link("scalar",ValueNode_Const::create(x));
+ set_link("scalar",ValueNode_Const::create(value));
}
bool
-synfig::ValueNode_Subtract::set_scalar(ValueNode::Handle x)
+synfig::ValueNode_Subtract::set_scalar(ValueNode::Handle value)
{
- if(x->get_type()!=ValueBase::TYPE_REAL&& !PlaceholderValueNode::Handle::cast_dynamic(x))
+ if(value->get_type()!=ValueBase::TYPE_REAL&& !PlaceholderValueNode::Handle::cast_dynamic(value))
return false;
- scalar=x;
+ scalar=value;
return true;
}
bool
-synfig::ValueNode_Subtract::set_lhs(ValueNode::Handle a)
+synfig::ValueNode_Subtract::set_lhs(ValueNode::Handle x)
{
- ref_a=a;
+ assert(get_type());
- if(PlaceholderValueNode::Handle::cast_dynamic(a))
- return true;
+ if(!x ||
+ (get_type()==ValueBase::TYPE_NIL && !check_type(x->get_type())) ||
+ (get_type()!=ValueBase::TYPE_NIL && x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x)))
+ return false;
- if(!ref_a || !ref_b)
- set_type(ValueBase::TYPE_NIL);
- else
- if(ref_a->get_type()==ValueBase::TYPE_VECTOR && ref_a->get_type()==ValueBase::TYPE_VECTOR)
- set_type(ValueBase::TYPE_VECTOR);
- else
- if(ref_a->get_type()==ValueBase::TYPE_REAL && ref_a->get_type()==ValueBase::TYPE_REAL)
- set_type(ValueBase::TYPE_REAL);
- else
- if(ref_a->get_type()==ValueBase::TYPE_INTEGER && ref_a->get_type()==ValueBase::TYPE_INTEGER)
- set_type(ValueBase::TYPE_INTEGER);
- else
- if(ref_a->get_type()==ValueBase::TYPE_ANGLE && ref_a->get_type()==ValueBase::TYPE_ANGLE)
- set_type(ValueBase::TYPE_ANGLE);
- else
- if(ref_a->get_type()==ValueBase::TYPE_COLOR && ref_a->get_type()==ValueBase::TYPE_COLOR)
- set_type(ValueBase::TYPE_COLOR);
- else
- {
- synfig::warning(get_id()+":(set_a):"+strprintf(_("Types seem to be off for ValueNodes %s and %s"),ref_a->get_id().c_str(),ref_b->get_id().c_str()));
- set_type(ValueBase::TYPE_NIL);
- }
+ ref_a=x;
return true;
}
bool
-synfig::ValueNode_Subtract::set_rhs(ValueNode::Handle b)
+synfig::ValueNode_Subtract::set_rhs(ValueNode::Handle x)
{
- ref_b=b;
+ assert(get_type());
- if(PlaceholderValueNode::Handle::cast_dynamic(b))
- return true;
+ if(!x ||
+ (get_type()==ValueBase::TYPE_NIL && !check_type(x->get_type())) ||
+ (get_type()!=ValueBase::TYPE_NIL && x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x)))
+ return false;
- if(!ref_a || !ref_b)
- set_type(ValueBase::TYPE_NIL);
- else
- if(ref_a->get_type()==ValueBase::TYPE_VECTOR && ref_a->get_type()==ValueBase::TYPE_VECTOR)
- set_type(ValueBase::TYPE_VECTOR);
- else
- if(ref_a->get_type()==ValueBase::TYPE_REAL && ref_a->get_type()==ValueBase::TYPE_REAL)
- set_type(ValueBase::TYPE_REAL);
- else
- if(ref_a->get_type()==ValueBase::TYPE_INTEGER && ref_a->get_type()==ValueBase::TYPE_INTEGER)
- set_type(ValueBase::TYPE_INTEGER);
- else
- if(ref_a->get_type()==ValueBase::TYPE_ANGLE && ref_a->get_type()==ValueBase::TYPE_ANGLE)
- set_type(ValueBase::TYPE_ANGLE);
- else
- if(ref_a->get_type()==ValueBase::TYPE_COLOR && ref_a->get_type()==ValueBase::TYPE_COLOR)
- set_type(ValueBase::TYPE_COLOR);
- else
- {
- synfig::warning(get_id()+":(set_b):"+strprintf(_("Types seem to be off for ValueNodes %s and %s"),ref_a->get_id().c_str(),ref_b->get_id().c_str()));
- set_type(ValueBase::TYPE_NIL);
- }
+ ref_b=x;
return true;
}
{
if(!ref_a || !ref_b)
throw runtime_error(strprintf("ValueNode_Subtract: %s",_("One or both of my parameters aren't set!")));
- else
- if(get_type()==ValueBase::TYPE_VECTOR)
- return ((*ref_a)(t).get(Vector())-(*ref_b)(t).get(Vector()))*(*scalar)(t).get(Real());
- else
- if(get_type()==ValueBase::TYPE_REAL)
- return ((*ref_a)(t).get(Vector::value_type())-(*ref_b)(t).get(Vector::value_type()))*(*scalar)(t).get(Real());
- else
- if(get_type()==ValueBase::TYPE_INTEGER)
- return ((*ref_a)(t).get(int())-(*ref_b)(t).get(int()))*(*scalar)(t).get(Real());
- else
- if(get_type()==ValueBase::TYPE_ANGLE)
+ switch(get_type())
+ {
+ case ValueBase::TYPE_ANGLE:
return ((*ref_a)(t).get(Angle())-(*ref_b)(t).get(Angle()))*(*scalar)(t).get(Real());
- else
- if(get_type()==ValueBase::TYPE_COLOR)
+ case ValueBase::TYPE_COLOR:
return ((*ref_a)(t).get(Color())-(*ref_b)(t).get(Color()))*(*scalar)(t).get(Real());
-
- synfig::error(get_id()+':'+strprintf(_("Cannot subtract types of %s and %s"),ValueBase::type_name(ref_a->get_type()).c_str(),ValueBase::type_name(ref_b->get_type()).c_str()));
+ case ValueBase::TYPE_INTEGER:
+ {
+ Real ret = ((*ref_a)(t).get(int())-(*ref_b)(t).get(int()))*(*scalar)(t).get(Real()) + 0.5f;
+ if (ret < 0) return static_cast<int>(ret-1);
+ return static_cast<int>(ret);
+ }
+ case ValueBase::TYPE_REAL:
+ return ((*ref_a)(t).get(Vector::value_type())-(*ref_b)(t).get(Vector::value_type()))*(*scalar)(t).get(Real());
+ case ValueBase::TYPE_TIME:
+ return ((*ref_a)(t).get(Time())-(*ref_b)(t).get(Time()))*(*scalar)(t).get(Real());
+ case ValueBase::TYPE_VECTOR:
+ return ((*ref_a)(t).get(Vector())-(*ref_b)(t).get(Vector()))*(*scalar)(t).get(Real());
+ default:
+ assert(0);
+ break;
+ }
return ValueBase();
}
bool
-ValueNode_Subtract::set_link_vfunc(int i,ValueNode::Handle x)
+ValueNode_Subtract::set_link_vfunc(int i,ValueNode::Handle value)
{
assert(i>=0 && i<3);
switch(i)
{
case 0:
- if(set_lhs(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
+ if(set_lhs(value)) { signal_child_changed()(i);signal_value_changed()(); return true; }
+ return false;
case 1:
- if(set_rhs(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
+ if(set_rhs(value)) { signal_child_changed()(i);signal_value_changed()(); return true; }
+ return false;
case 2:
- scalar=x;
+ scalar=value;
signal_child_changed()(i);signal_value_changed()();
return true;
}
assert(i>=0 && i<3);
switch(i)
{
- case 0:
- return ref_a;
- case 1:
- return ref_b;
- case 2:
- return scalar;
+ case 0: return ref_a;
+ case 1: return ref_b;
+ case 2: return scalar;
+ default: return 0;
}
- return 0;
}
int
assert(i>=0 && i<3);
switch(i)
{
- case 0:
- return _("LHS");
- case 1:
- return _("RHS");
- case 2:
- return _("Scalar");
- default:
- return String();
+ case 0: return _("LHS");
+ case 1: return _("RHS");
+ case 2: return _("Scalar");
+ default: return String();
}
}
assert(i>=0 && i<3);
switch(i)
{
- case 0:
- return "lhs";
- case 1:
- return "rhs";
- case 2:
- return "scalar";
+ case 0: return "lhs";
+ case 1: return "rhs";
+ case 2: return "scalar";
+ default: return String();
}
- return String();
}
int
ValueNode_Subtract::get_link_index_from_name(const String &name)const
{
- if(name=="lhs")
- return 0;
- if(name=="rhs")
- return 1;
- if(name=="scalar")
- return 2;
+ if(name=="lhs") return 0;
+ if(name=="rhs") return 1;
+ if(name=="scalar") return 2;
throw Exception::BadLinkName(name);
}
bool
ValueNode_Subtract::check_type(ValueBase::Type type)
{
- return type==ValueBase::TYPE_VECTOR
- || type==ValueBase::TYPE_REAL
- || type==ValueBase::TYPE_INTEGER
+ return type==ValueBase::TYPE_ANGLE
|| type==ValueBase::TYPE_COLOR
- || type==ValueBase::TYPE_ANGLE;
+ || type==ValueBase::TYPE_INTEGER
+ || type==ValueBase::TYPE_REAL
+ || type==ValueBase::TYPE_TIME
+ || type==ValueBase::TYPE_VECTOR;
}
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