+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file valuenode_subtract.cpp
-** \brief Template File
-**
-** $Id: valuenode_subtract.cpp,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-** General Public License for more details.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === H E A D E R S ======================================================= */
-
-#ifdef USING_PCH
-# include "pch.h"
-#else
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "general.h"
-#include "valuenode_subtract.h"
-#include "valuenode_const.h"
-#include <stdexcept>
-#include "color.h"
-#include "vector.h"
-#include "angle.h"
-#include "real.h"
-
-#endif
-
-/* === U S I N G =========================================================== */
-
-using namespace std;
-using namespace etl;
-using namespace synfig;
-
-/* === M A C R O S ========================================================= */
-
-/* === G L O B A L S ======================================================= */
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-synfig::ValueNode_Subtract::ValueNode_Subtract():LinkableValueNode(synfig::ValueBase::TYPE_NIL)
-{
- 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());
-
- 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);
- 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;
-}
-
-synfig::ValueNode_Subtract::~ValueNode_Subtract()
-{
- unlink_all();
-}
-
-void
-ValueNode_Subtract::set_scalar(Real x)
-{
- set_link("scalar",ValueNode_Const::create(x));
-}
-
-bool
-synfig::ValueNode_Subtract::set_scalar(ValueNode::Handle x)
-{
- if(x->get_type()!=ValueBase::TYPE_REAL&& !PlaceholderValueNode::Handle::cast_dynamic(x))
- return false;
- scalar=x;
- return true;
-}
-
-bool
-synfig::ValueNode_Subtract::set_lhs(ValueNode::Handle a)
-{
- ref_a=a;
-
- if(PlaceholderValueNode::Handle::cast_dynamic(a))
- return true;
-
- 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);
- }
-
- return true;
-}
-
-bool
-synfig::ValueNode_Subtract::set_rhs(ValueNode::Handle b)
-{
- ref_b=b;
-
- if(PlaceholderValueNode::Handle::cast_dynamic(b))
- return true;
-
- 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);
- }
-
- return true;
-}
-
-synfig::ValueBase
-synfig::ValueNode_Subtract::operator()(Time t)const
-{
- 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)
- return ((*ref_a)(t).get(Angle())-(*ref_b)(t).get(Angle()))*(*scalar)(t).get(Real());
- else
- if(get_type()==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()));
- return ValueBase();
-}
-
-bool
-ValueNode_Subtract::set_link_vfunc(int i,ValueNode::Handle x)
-{
- 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; }
- case 1:
- if(set_rhs(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- case 2:
- scalar=x;
- signal_child_changed()(i);signal_value_changed()();
- return true;
- }
-
- return false;
-}
-
-ValueNode::LooseHandle
-ValueNode_Subtract::get_link_vfunc(int i)const
-{
- assert(i>=0 && i<3);
- switch(i)
- {
- case 0:
- return ref_a;
- case 1:
- return ref_b;
- case 2:
- return scalar;
- }
- return 0;
-}
-
-int
-ValueNode_Subtract::link_count()const
-{
- return 3;
-}
-
-String
-ValueNode_Subtract::link_local_name(int i)const
-{
- assert(i>=0 && i<3);
- switch(i)
- {
- case 0:
- return _("LHS");
- case 1:
- return _("RHS");
- case 2:
- return _("Scalar");
- }
- return String();
-}
-
-String
-ValueNode_Subtract::link_name(int i)const
-{
- assert(i>=0 && i<3);
- switch(i)
- {
- case 0:
- return "lhs";
- case 1:
- return "rhs";
- case 2:
- return "scalar";
- }
- 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;
- throw Exception::BadLinkName(name);
-}
-
-String
-ValueNode_Subtract::get_name()const
-{
- return "subtract";
-}
-
-String
-ValueNode_Subtract::get_local_name()const
-{
- return _("Subtract");
-}
-
-bool
-ValueNode_Subtract::check_type(ValueBase::Type type)
-{
- return type==ValueBase::TYPE_VECTOR
- || type==ValueBase::TYPE_REAL
- || type==ValueBase::TYPE_INTEGER
- || type==ValueBase::TYPE_COLOR
- || type==ValueBase::TYPE_ANGLE;
-}
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