--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file valuenode_add.cpp
+** \brief Template File
+**
+** $Id$
+**
+** \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_add.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_Add::ValueNode_Add(const ValueBase &value):
+ LinkableValueNode(value.get_type())
+{
+ set_scalar(1.0);
+ ValueBase::Type id(value.get_type());
+
+ switch(id)
+ {
+ case ValueBase::TYPE_ANGLE:
+ 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_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_Add:Bad type "+ValueBase::type_name(id));
+ }
+
+ assert(get_lhs()->get_type()==id);
+ assert(get_rhs()->get_type()==id);
+ assert(get_type()==id);
+
+ DCAST_HACK_ENABLE();
+}
+
+LinkableValueNode*
+ValueNode_Add::create_new()const
+{
+ return new ValueNode_Add(get_type());
+}
+
+ValueNode_Add*
+ValueNode_Add::create(const ValueBase& value)
+{
+ return new ValueNode_Add(value);
+}
+
+synfig::ValueNode_Add::~ValueNode_Add()
+{
+ unlink_all();
+}
+
+void
+ValueNode_Add::set_scalar(Real value)
+{
+ set_link("scalar",ValueNode_Const::create(value));
+}
+
+bool
+synfig::ValueNode_Add::set_scalar(ValueNode::Handle value)
+{
+ if(value->get_type()!=ValueBase::TYPE_REAL&& !PlaceholderValueNode::Handle::cast_dynamic(value))
+ return false;
+ scalar=value;
+ return true;
+}
+
+bool
+synfig::ValueNode_Add::set_lhs(ValueNode::Handle x)
+{
+ assert(get_type());
+
+ 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;
+
+ ref_a=x;
+
+ return true;
+}
+
+bool
+synfig::ValueNode_Add::set_rhs(ValueNode::Handle x)
+{
+ assert(get_type());
+
+ 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;
+
+ ref_b=x;
+
+ return true;
+}
+
+synfig::ValueBase
+synfig::ValueNode_Add::operator()(Time t)const
+{
+ if(!ref_a || !ref_b)
+ throw runtime_error(strprintf("ValueNode_Add: %s",_("One or both of my parameters aren't set!")));
+ switch(get_type())
+ {
+ case ValueBase::TYPE_ANGLE:
+ return ((*ref_a)(t).get(Angle())+(*ref_b)(t).get(Angle()))*(*scalar)(t).get(Real());
+ case ValueBase::TYPE_COLOR:
+ return ((*ref_a)(t).get(Color())+(*ref_b)(t).get(Color()))*(*scalar)(t).get(Real());
+ 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_VECTOR:
+ return ((*ref_a)(t).get(Vector())+(*ref_b)(t).get(Vector()))*(*scalar)(t).get(Real());
+ default:
+ assert(0);
+ break;
+ }
+ return ValueBase();
+}
+
+bool
+ValueNode_Add::set_link_vfunc(int i,ValueNode::Handle value)
+{
+ assert(i>=0 && i<3);
+ switch(i)
+ {
+ case 0:
+ if(set_lhs(value)) { signal_child_changed()(i);signal_value_changed()(); return true; }
+ return false;
+ case 1:
+ if(set_rhs(value)) { signal_child_changed()(i);signal_value_changed()(); return true; }
+ return false;
+ case 2:
+ scalar=value;
+ signal_child_changed()(i);signal_value_changed()();
+ return true;
+ }
+
+ return false;
+}
+
+ValueNode::LooseHandle
+ValueNode_Add::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;
+ default: return 0;
+ }
+}
+
+int
+ValueNode_Add::link_count()const
+{
+ return 3;
+}
+
+String
+ValueNode_Add::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");
+ default: return String();
+ }
+}
+
+String
+ValueNode_Add::link_name(int i)const
+{
+ assert(i>=0 && i<3);
+ switch(i)
+ {
+ case 0: return "lhs";
+ case 1: return "rhs";
+ case 2: return "scalar";
+ default: return String();
+ }
+}
+
+int
+ValueNode_Add::get_link_index_from_name(const String &name)const
+{
+ printf("%s:%d link_index_from_name\n", __FILE__, __LINE__);
+ if(name=="lhs") return 0;
+ if(name=="rhs") return 1;
+ if(name=="scalar") return 2;
+ throw Exception::BadLinkName(name);
+}
+
+String
+ValueNode_Add::get_name()const
+{
+ return "add";
+}
+
+String
+ValueNode_Add::get_local_name()const
+{
+ return _("Add");
+}
+
+bool
+ValueNode_Add::check_type(ValueBase::Type type)
+{
+ return type==ValueBase::TYPE_ANGLE
+ || type==ValueBase::TYPE_COLOR
+ || type==ValueBase::TYPE_INTEGER
+ || type==ValueBase::TYPE_REAL
+ || type==ValueBase::TYPE_VECTOR;
+}
--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file valuenode_add.h
+** \brief Template Header
+**
+** $Id$
+**
+** \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
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SYNFIG_VALUENODE_ADD_H
+#define __SYNFIG_VALUENODE_ADD_H
+
+/* === H E A D E R S ======================================================= */
+
+#include "valuenode.h"
+
+/* === M A C R O S ========================================================= */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace synfig {
+
+struct ValueNode_Add : public LinkableValueNode
+{
+ typedef etl::handle<ValueNode_Add> Handle;
+ typedef etl::handle<const ValueNode_Add> ConstHandle;
+
+protected:
+
+ ValueNode_Add(const ValueBase &value);
+
+private:
+
+ ValueNode::RHandle ref_a;
+ ValueNode::RHandle ref_b;
+ ValueNode::RHandle scalar;
+
+public:
+
+ virtual ~ValueNode_Add();
+
+// static Handle create(ValueBase::Type id=ValueBase::TYPE_NIL);
+
+ //! Sets the left-hand-side value_node
+ bool set_lhs(ValueNode::Handle a);
+
+ //! Gets the left-hand-side value_node
+ ValueNode::Handle get_lhs()const { return ref_a; }
+
+ //! Sets the right-hand-side value_node
+ bool set_rhs(ValueNode::Handle b);
+
+ //! Gets the right-hand-side value_node
+ ValueNode::Handle get_rhs()const { return ref_b; }
+
+ //! Sets the scalar value_node
+ bool set_scalar(ValueNode::Handle x);
+
+ //! Gets the scalar value_node
+ ValueNode::Handle get_scalar()const { return scalar; }
+
+ void set_scalar(Real x);
+
+ virtual bool set_link_vfunc(int i,ValueNode::Handle x);
+
+ virtual ValueNode::LooseHandle get_link_vfunc(int i)const;
+
+ virtual int link_count()const;
+
+ virtual String link_local_name(int i)const;
+ virtual String link_name(int i)const;
+ virtual int get_link_index_from_name(const String &name)const;
+
+ virtual ValueBase operator()(Time t)const;
+
+ virtual String get_name()const;
+ virtual String get_local_name()const;
+
+// static bool check_type(const ValueBase::Type &type);
+
+ LinkableValueNode* create_new()const;
+
+public:
+ using synfig::LinkableValueNode::get_link_vfunc;
+ using synfig::LinkableValueNode::set_link_vfunc;
+ static bool check_type(ValueBase::Type type);
+ static ValueNode_Add* create(const ValueBase &value=ValueBase());
+}; // END of class ValueNode_Add
+
+}; // END of namespace synfig
+
+/* === E N D =============================================================== */
+
+#endif
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