X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Fvaluenode_linear.cpp;h=583612ee62dd82e92cb2467c6c28963540fa9660;hb=9459638ad6797b8139f1e9f0715c96076dbf0890;hp=d1f344df79dbcd9c569caa66b7e58c74a4684e81;hpb=5ddcf36f04cfbd10fabda4e3c5633cb27cdd4c0a;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/valuenode_linear.cpp b/synfig-core/trunk/src/synfig/valuenode_linear.cpp
index d1f344d..583612e 100644
--- a/synfig-core/trunk/src/synfig/valuenode_linear.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode_linear.cpp
@@ -1,11 +1,12 @@
 /* === S Y N F I G ========================================================= */
 /*!	\file valuenode_linear.cpp
-**	\brief Template File
+**	\brief Implementation of the "Linear" valuenode conversion.
 **
-**	$Id: valuenode_linear.cpp,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
+**	$Id$
 **
 **	\legal
 **	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**	Copyright (c) 2007, 2008 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
@@ -32,6 +33,8 @@
 #include "valuenode_linear.h"
 #include "valuenode_const.h"
 #include "general.h"
+#include "color.h"
+#include <ETL/misc>
 
 #endif
 
@@ -49,38 +52,52 @@ using namespace synfig;
 
 /* === M E T H O D S ======================================================= */
 
-ValueNode_Linear::ValueNode_Linear(const ValueBase::Type &x):
-	LinkableValueNode(x)
+ValueNode_Linear::ValueNode_Linear(const ValueBase &value):
+	LinkableValueNode(value.get_type())
 {
-	switch(x)
+	switch(get_type())
 	{
+	case ValueBase::TYPE_ANGLE:
+		set_link("slope",ValueNode_Const::create(Angle::deg(0)));
+		set_link("offset",ValueNode_Const::create(value.get(Angle())));
+		break;
+	case ValueBase::TYPE_COLOR:
+		set_link("slope",ValueNode_Const::create(Color(0,0,0,0)));
+		set_link("offset",ValueNode_Const::create(value.get(Color())));
+		break;
+	case ValueBase::TYPE_INTEGER:
+		set_link("slope",ValueNode_Const::create(int(0)));
+		set_link("offset",ValueNode_Const::create(value.get(int())));
+		break;
 	case ValueBase::TYPE_REAL:
-		set_link("slope",ValueNode_Const::create(Real(1)));
-		set_link("offset",ValueNode_Const::create(Real(0)));
+		set_link("slope",ValueNode_Const::create(Real(0)));
+		set_link("offset",ValueNode_Const::create(value.get(Real())));
 		break;
 	case ValueBase::TYPE_TIME:
-		set_link("slope",ValueNode_Const::create(Time(1)));
-		set_link("offset",ValueNode_Const::create(Time(0)));
+		set_link("slope",ValueNode_Const::create(Time(0)));
+		set_link("offset",ValueNode_Const::create(value.get(Time())));
 		break;
 	case ValueBase::TYPE_VECTOR:
-		set_link("slope",ValueNode_Const::create(Vector(1.0,1.0)));
-		set_link("offset",ValueNode_Const::create(Vector(0.0,0.0)));
-		break;
-	case ValueBase::TYPE_ANGLE:
-		set_link("slope",ValueNode_Const::create(Angle::deg(90)));
-		set_link("offset",ValueNode_Const::create(Angle::deg(0)));
+		set_link("slope",ValueNode_Const::create(Vector(0,0)));
+		set_link("offset",ValueNode_Const::create(value.get(Vector())));
 		break;
 	default:
-		throw Exception::BadType(ValueBase::type_name(x));
+		throw Exception::BadType(ValueBase::type_local_name(get_type()));
 	}
 
 	DCAST_HACK_ENABLE();
 }
 
+LinkableValueNode*
+ValueNode_Linear::create_new()const
+{
+	return new ValueNode_Linear(get_type());
+}
+
 ValueNode_Linear*
 ValueNode_Linear::create(const ValueBase &x)
 {
-	return new ValueNode_Linear(x.get_type());
+	return new ValueNode_Linear(x);
 }
 
 ValueNode_Linear::~ValueNode_Linear()
@@ -91,16 +108,23 @@ ValueNode_Linear::~ValueNode_Linear()
 ValueBase
 ValueNode_Linear::operator()(Time t)const
 {
+	if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
+		printf("%s:%d operator()\n", __FILE__, __LINE__);
+
 	switch(get_type())
 	{
-	case ValueBase::TYPE_TIME:
-		return (*m_)(t).get(Time())*t+(*b_)(t).get(Time());
+	case ValueBase::TYPE_ANGLE:
+		return (*m_)(t).get( Angle())*t+(*b_)(t).get( Angle());
+	case ValueBase::TYPE_COLOR:
+		return (*m_)(t).get( Color())*t+(*b_)(t).get( Color());
+	case ValueBase::TYPE_INTEGER:
+		return round_to_int((*m_)(t).get(int())*t+(*b_)(t).get(int()));
 	case ValueBase::TYPE_REAL:
-		return (*m_)(t).get(Real())*t+(*b_)(t).get(Real());
+		return (*m_)(t).get(  Real())*t+(*b_)(t).get(  Real());
+	case ValueBase::TYPE_TIME:
+		return (*m_)(t).get(  Time())*t+(*b_)(t).get(  Time());
 	case ValueBase::TYPE_VECTOR:
 		return (*m_)(t).get(Vector())*t+(*b_)(t).get(Vector());
-	case ValueBase::TYPE_ANGLE:
-		return (*m_)(t).get(Angle())*t+(*b_)(t).get(Angle());
 	default:
 		assert(0);
 		break;
@@ -124,27 +148,24 @@ ValueNode_Linear::get_local_name()const
 bool
 ValueNode_Linear::check_type(ValueBase::Type type)
 {
-	return type==ValueBase::TYPE_REAL
-		|| type==ValueBase::TYPE_VECTOR
-		|| type==ValueBase::TYPE_TIME
-		|| type==ValueBase::TYPE_ANGLE;
+	return
+		type==ValueBase::TYPE_ANGLE		||
+		type==ValueBase::TYPE_COLOR		||
+		type==ValueBase::TYPE_INTEGER	||
+		type==ValueBase::TYPE_REAL		||
+		type==ValueBase::TYPE_TIME		||
+		type==ValueBase::TYPE_VECTOR	;
 }
 
 bool
-ValueNode_Linear::set_link_vfunc(int i,ValueNode::Handle x)
+ValueNode_Linear::set_link_vfunc(int i,ValueNode::Handle value)
 {
-	assert(i==0 || i==1);
-	if(i==0)
-	{
-		m_=x;
-		signal_child_changed()(i);signal_value_changed()();
-		return true;
-	}
-	if(i==1)
+	assert(i>=0 && i<link_count());
+
+	switch(i)
 	{
-		b_=x;
-		signal_child_changed()(i);signal_value_changed()();
-		return true;
+	case 0: CHECK_TYPE_AND_SET_VALUE(m_, get_type());
+	case 1: CHECK_TYPE_AND_SET_VALUE(b_, get_type());
 	}
 	return false;
 }
@@ -152,12 +173,10 @@ ValueNode_Linear::set_link_vfunc(int i,ValueNode::Handle x)
 ValueNode::LooseHandle
 ValueNode_Linear::get_link_vfunc(int i)const
 {
-	assert(i==0 || i==1);
-	if(i==0)
-		return m_;
-	if(i==1)
-		return b_;
+	assert(i>=0 && i<link_count());
 
+	if(i==0) return m_;
+	if(i==1) return b_;
 	return 0;
 }
 
@@ -170,25 +189,28 @@ ValueNode_Linear::link_count()const
 String
 ValueNode_Linear::link_name(int i)const
 {
-	assert(i==0 || i==1);
-	if(i==0)
-		return "slope";
-	if(i==1)
-		return "offset";
+	assert(i>=0 && i<link_count());
+
+	if(i==0) return "slope";
+	if(i==1) return "offset";
 	return String();
 }
 
 String
 ValueNode_Linear::link_local_name(int i)const
 {
-	assert(i==0 || i==1);
+	assert(i>=0 && i<link_count());
+
 	if(i==0)
 		switch(get_type())
 		{
+		case ValueBase::TYPE_ANGLE:
+		case ValueBase::TYPE_COLOR:
+		case ValueBase::TYPE_INTEGER:
 		case ValueBase::TYPE_REAL:
 		case ValueBase::TYPE_TIME:
-		case ValueBase::TYPE_ANGLE:
 			return _("Rate");
+		case ValueBase::TYPE_VECTOR:
 		default:
 			return _("Slope");
 		}
@@ -200,16 +222,8 @@ ValueNode_Linear::link_local_name(int i)const
 int
 ValueNode_Linear::get_link_index_from_name(const String &name)const
 {
-	if(name=="slope")
-		return 0;
-	if(name=="offset")
-		return 1;
+	if(name=="slope")  return 0;
+	if(name=="offset") return 1;
 
 	throw Exception::BadLinkName(name);
 }
-
-LinkableValueNode*
-ValueNode_Linear::create_new()const
-{
-	return new ValueNode_Linear(get_type());
-}