X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftags%2F0.61.08%2Fsrc%2Fsynfig%2Fvaluenode_range.cpp;fp=synfig-core%2Ftags%2F0.61.08%2Fsrc%2Fsynfig%2Fvaluenode_range.cpp;h=fedea25dbb90493047c8c4fdf24bcb786f4a03f6;hb=a42ee14a3397a3fbb31d14e6eece4236620ae2db;hp=0000000000000000000000000000000000000000;hpb=20067bb96af6946754e7ecb7b40673b818f6e5c2;p=synfig.git

diff --git a/synfig-core/tags/0.61.08/src/synfig/valuenode_range.cpp b/synfig-core/tags/0.61.08/src/synfig/valuenode_range.cpp
new file mode 100644
index 0000000..fedea25
--- /dev/null
+++ b/synfig-core/tags/0.61.08/src/synfig/valuenode_range.cpp
@@ -0,0 +1,240 @@
+/* === S Y N F I G ========================================================= */
+/*!	\file valuenode_range.cpp
+**	\brief Implementation of the "Range" valuenode conversion.
+**
+**	$Id$
+**
+**	\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
+**	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_range.h"
+#include "valuenode_const.h"
+#include <stdexcept>
+#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_Range::ValueNode_Range(const ValueBase &value):
+	LinkableValueNode(value.get_type())
+{
+	ValueBase::Type id(value.get_type());
+
+	switch(id)
+	{
+	case ValueBase::TYPE_ANGLE:
+		set_link("min",ValueNode_Const::create(value.get(Angle())));
+		set_link("max",ValueNode_Const::create(value.get(Angle())));
+		set_link("link",ValueNode_Const::create(value.get(Angle())));
+		break;
+	case ValueBase::TYPE_INTEGER:
+		set_link("min",ValueNode_Const::create(value.get(int())));
+		set_link("max",ValueNode_Const::create(value.get(int())));
+		set_link("link",ValueNode_Const::create(value.get(int())));
+		break;
+	case ValueBase::TYPE_REAL:
+		set_link("min",ValueNode_Const::create(value.get(Real())));
+		set_link("max",ValueNode_Const::create(value.get(Real())));
+		set_link("link",ValueNode_Const::create(value.get(Real())));
+		break;
+	case ValueBase::TYPE_TIME:
+		set_link("min",ValueNode_Const::create(value.get(Time())));
+		set_link("max",ValueNode_Const::create(value.get(Time())));
+		set_link("link",ValueNode_Const::create(value.get(Time())));
+		break;
+	default:
+		assert(0);
+		throw runtime_error(get_local_name()+_(":Bad type ")+ValueBase::type_local_name(id));
+	}
+
+	assert(min_->get_type()==id);
+	assert(max_->get_type()==id);
+	assert(link_->get_type()==id);
+	assert(get_type()==id);
+
+	DCAST_HACK_ENABLE();
+}
+
+LinkableValueNode*
+ValueNode_Range::create_new()const
+{
+	return new ValueNode_Range(get_type());
+}
+
+ValueNode_Range*
+ValueNode_Range::create(const ValueBase& value)
+{
+	return new ValueNode_Range(value);
+}
+
+synfig::ValueNode_Range::~ValueNode_Range()
+{
+	unlink_all();
+}
+
+synfig::ValueBase
+synfig::ValueNode_Range::operator()(Time t)const
+{
+	if(!min_ || !max_ || !link_)
+		throw runtime_error(strprintf("ValueNode_Range: %s",_("Some of my parameters aren't set!")));
+
+	switch(get_type())
+	{
+	case ValueBase::TYPE_ANGLE:
+	{
+		Angle minimum = (* min_)(t).get(Angle());
+		Angle maximum = (* max_)(t).get(Angle());
+		Angle link    = (*link_)(t).get(Angle());
+
+		// if link is between min and max, use it
+		if (Angle::deg((link-minimum).mod()).get() < Angle::deg((maximum-minimum).mod()).get())
+			return link;
+		// otherwise use whichever of min and max is closest to link
+		else if (link.dist(minimum).abs() < link.dist(maximum).abs())
+			return minimum;
+		else
+			return maximum;
+	}
+	case ValueBase::TYPE_INTEGER:
+		return std::max((*min_)(t).get(int()),  std::min((*max_)(t).get(int()),  (*link_)(t).get(int())));
+	case ValueBase::TYPE_REAL:
+		return std::max((*min_)(t).get(Real()), std::min((*max_)(t).get(Real()), (*link_)(t).get(Real())));
+	case ValueBase::TYPE_TIME:
+		return std::max((*min_)(t).get(Time()), std::min((*max_)(t).get(Time()), (*link_)(t).get(Time())));
+	default:
+		assert(0);
+		break;
+	}
+	return ValueBase();
+}
+
+bool
+ValueNode_Range::set_link_vfunc(int i,ValueNode::Handle value)
+{
+	assert(i>=0 && i<link_count());
+
+	switch(i)
+	{
+	case 0: CHECK_TYPE_AND_SET_VALUE(min_,  get_type());
+	case 1: CHECK_TYPE_AND_SET_VALUE(max_,  get_type());
+	case 2: CHECK_TYPE_AND_SET_VALUE(link_, get_type());
+	}
+	return false;
+}
+
+ValueNode::LooseHandle
+ValueNode_Range::get_link_vfunc(int i)const
+{
+	assert(i>=0 && i<link_count());
+
+	switch(i)
+	{
+		case 0: return min_;
+		case 1: return max_;
+		case 2: return link_;
+		default: return 0;
+	}
+}
+
+int
+ValueNode_Range::link_count()const
+{
+	return 3;
+}
+
+String
+ValueNode_Range::link_local_name(int i)const
+{
+	assert(i>=0 && i<link_count());
+
+	switch(i)
+	{
+		case 0: return _("Min");
+		case 1: return _("Max");
+		case 2: return _("Link");
+		default: return String();
+	}
+}
+
+String
+ValueNode_Range::link_name(int i)const
+{
+	assert(i>=0 && i<link_count());
+
+	switch(i)
+	{
+		case 0: return "min";
+		case 1: return "max";
+		case 2: return "link";
+		default: return String();
+	}
+}
+
+int
+ValueNode_Range::get_link_index_from_name(const String &name)const
+{
+	if(name=="min") return 0;
+	if(name=="max") return 1;
+	if(name=="link") return 2;
+	throw Exception::BadLinkName(name);
+}
+
+String
+ValueNode_Range::get_name()const
+{
+	return "range";
+}
+
+String
+ValueNode_Range::get_local_name()const
+{
+	return _("Range");
+}
+
+bool
+ValueNode_Range::check_type(ValueBase::Type type)
+{
+	return type==ValueBase::TYPE_ANGLE
+		|| type==ValueBase::TYPE_INTEGER
+		|| type==ValueBase::TYPE_REAL
+		|| type==ValueBase::TYPE_TIME;
+}