From: dooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Date: Sat, 13 Oct 2007 13:00:26 +0000 (+0000)
Subject: Add the 'Switch' valuenode.
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=4ad59d2413eccb35b0964a5b908807a4a213d26f;p=synfig.git

Add the 'Switch' valuenode.


git-svn-id: http://svn.voria.com/code@923 1f10aa63-cdf2-0310-b900-c93c546f37ac
---

diff --git a/synfig-core/trunk/src/synfig/valuenode.cpp b/synfig-core/trunk/src/synfig/valuenode.cpp
index 4461740..6ef7c9a 100644
--- a/synfig-core/trunk/src/synfig/valuenode.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode.cpp
@@ -60,6 +60,7 @@
 #include "valuenode_gradientrotate.h"
 #include "valuenode_sine.h"
 #include "valuenode_exp.h"
+#include "valuenode_switch.h"
 
 #include "layer.h"
 
@@ -126,6 +127,7 @@ ValueNode::subsys_init()
 	ADD_VALUENODE(ValueNode_GradientRotate,	"gradient_rotate",	_("Gradient Rotate")	);
 	ADD_VALUENODE(ValueNode_Sine,			"sine",				_("Sine")				);
 	ADD_VALUENODE(ValueNode_Exp,			"exp",				_("Exponential")		);
+	ADD_VALUENODE(ValueNode_Switch,			"switch",			_("Switch")				);
 
 #undef ADD_VALUENODE
 #undef ADD_VALUENODE2
diff --git a/synfig-core/trunk/src/synfig/valuenode_switch.cpp b/synfig-core/trunk/src/synfig/valuenode_switch.cpp
new file mode 100644
index 0000000..022e832
--- /dev/null
+++ b/synfig-core/trunk/src/synfig/valuenode_switch.cpp
@@ -0,0 +1,187 @@
+/* === S Y N F I G ========================================================= */
+/*!	\file valuenode_switch.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 "valuenode_switch.h"
+#include "valuenode_const.h"
+#include "general.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 ======================================================= */
+
+ValueNode_Switch::ValueNode_Switch(const ValueBase::Type &x):
+	LinkableValueNode(x)
+{
+}
+
+ValueNode_Switch::ValueNode_Switch(const ValueNode::Handle &x):
+	LinkableValueNode(x->get_type())
+{
+	set_link("link_off",x);
+	set_link("link_on",x);
+	set_link("switch",ValueNode_Const::create(bool(false)));
+}
+
+ValueNode_Switch*
+ValueNode_Switch::create(const ValueBase &x)
+{
+	return new ValueNode_Switch(ValueNode_Const::create(x));
+}
+
+LinkableValueNode*
+ValueNode_Switch::create_new()const
+{
+	return new ValueNode_Switch(get_type());
+}
+
+ValueNode_Switch::~ValueNode_Switch()
+{
+	unlink_all();
+}
+
+bool
+ValueNode_Switch::set_link_vfunc(int i,ValueNode::Handle x)
+{
+	assert(i>=0 && i<link_count());
+	switch(i)
+	{
+	case 0:
+		if(x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x))
+			return false;
+		link_off_=x;
+		signal_child_changed()(i);signal_value_changed()();
+		return true;
+	case 1:
+		if(x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x))
+			return false;
+		link_on_=x;
+		signal_child_changed()(i);signal_value_changed()();
+		return true;
+	case 2:
+		switch_=x;
+		signal_child_changed()(i);signal_value_changed()();
+		return true;
+	}
+	return true;
+}
+
+ValueNode::LooseHandle
+ValueNode_Switch::get_link_vfunc(int i)const
+{
+	assert(i>=0 && i<link_count());
+	switch(i)
+	{
+	case 0: return link_off_;
+	case 1: return link_on_;
+	case 2: return switch_;
+	}
+	return 0;
+}
+
+int
+ValueNode_Switch::link_count()const
+{
+	return 3;
+}
+
+String
+ValueNode_Switch::link_name(int i)const
+{
+	assert(i>=0 && i<link_count());
+	switch(i)
+	{
+	case 0: return "link_off";
+	case 1: return "link_on";
+	case 2: return "switch";
+	}
+	return String();
+}
+
+String
+ValueNode_Switch::link_local_name(int i)const
+{
+	assert(i>=0 && i<link_count());
+	switch(i)
+	{
+	case 0: return "Link Off";
+	case 1: return "Link On";
+	case 2: return "Switch";
+	}
+	return String();
+}
+
+int
+ValueNode_Switch::get_link_index_from_name(const String &name)const
+{
+	if(name=="link_off") return 0;
+	if(name=="link_on" ) return 1;
+	if(name=="switch"  ) return 2;
+	throw Exception::BadLinkName(name);
+}
+
+ValueBase
+ValueNode_Switch::operator()(Time t)const
+{
+	return (*switch_)(t).get(bool()) ? (*link_on_)(t) : (*link_off_)(t);
+}
+
+
+String
+ValueNode_Switch::get_name()const
+{
+	return "switch";
+}
+
+String
+ValueNode_Switch::get_local_name()const
+{
+	return _("Switch");
+}
+
+bool
+ValueNode_Switch::check_type(ValueBase::Type type)
+{
+	if(type)
+		return true;
+	return false;
+}
diff --git a/synfig-core/trunk/src/synfig/valuenode_switch.h b/synfig-core/trunk/src/synfig/valuenode_switch.h
new file mode 100644
index 0000000..66b0eb7
--- /dev/null
+++ b/synfig-core/trunk/src/synfig/valuenode_switch.h
@@ -0,0 +1,87 @@
+/* === S Y N F I G ========================================================= */
+/*!	\file valuenode_switch.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_SWITCH_H
+#define __SYNFIG_VALUENODE_SWITCH_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 {
+
+class ValueNode_Switch : public LinkableValueNode
+{
+	ValueNode::RHandle link_off_;
+	ValueNode::RHandle link_on_;
+	ValueNode::RHandle switch_;
+public:
+	typedef etl::handle<ValueNode_Switch> Handle;
+	typedef etl::handle<const ValueNode_Switch> ConstHandle;
+
+	ValueNode_Switch(const ValueBase::Type &x);
+
+	ValueNode_Switch(const ValueNode::Handle &x);
+
+//	static Handle create(const ValueBase::Type &x);
+//	static Handle create(const ValueNode::Handle &x);
+
+
+	virtual ValueNode::LooseHandle get_link_vfunc(int i)const;
+
+	virtual int link_count()const;
+
+	virtual String link_name(int i)const;
+
+	virtual String link_local_name(int i)const;
+	virtual int get_link_index_from_name(const String &name)const;
+
+	virtual ValueBase operator()(Time t)const;
+
+	virtual ~ValueNode_Switch();
+
+	virtual String get_name()const;
+
+	virtual String get_local_name()const;
+
+protected:
+	virtual bool set_link_vfunc(int i,ValueNode::Handle x);
+
+	LinkableValueNode* create_new()const;
+
+public:
+	using synfig::LinkableValueNode::set_link_vfunc;
+	static bool check_type(ValueBase::Type type);
+	static ValueNode_Switch* create(const ValueBase &x);
+}; // END of class ValueNode_Switch
+
+}; // END of namespace synfig
+
+/* === E N D =============================================================== */
+
+#endif