+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file valuenode_repeat_gradient.cpp
-** \brief Implementation of the "Repeat Gradient" 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_repeat_gradient.h"
-#include "valuenode_const.h"
-#include <stdexcept>
-#include "color.h"
-#include "gradient.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_Repeat_Gradient::ValueNode_Repeat_Gradient(const Gradient& x):LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
-{
- set_link("gradient",ValueNode_Const::create(x));
- set_link("count",count_=ValueNode_Const::create(int(3)));
- set_link("width",ValueNode_Const::create(0.5));
- set_link("specify_start",ValueNode_Const::create(true));
- set_link("specify_end",ValueNode_Const::create(true));
- set_link("start_color",ValueNode_Const::create(Color::alpha()));
- set_link("end_color",ValueNode_Const::create(Color::alpha()));
-}
-
-LinkableValueNode*
-ValueNode_Repeat_Gradient::create_new()const
-{
- return new ValueNode_Repeat_Gradient(Gradient());
-}
-
-ValueNode_Repeat_Gradient*
-ValueNode_Repeat_Gradient::create(const ValueBase& x)
-{
- ValueBase::Type id(x.get_type());
-
- if(id!=ValueBase::TYPE_GRADIENT)
- {
- assert(0);
- throw runtime_error(String(_("Repeat Gradient"))+_(":Bad type ")+ValueBase::type_local_name(id));
- }
-
- ValueNode_Repeat_Gradient* value_node=new ValueNode_Repeat_Gradient(x.get(Gradient()));
-
- assert(value_node->get_type()==id);
-
- return value_node;
-}
-
-synfig::ValueNode_Repeat_Gradient::~ValueNode_Repeat_Gradient()
-{
- unlink_all();
-}
-
-synfig::ValueBase
-synfig::ValueNode_Repeat_Gradient::operator()(Time t)const
-{
- if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
- printf("%s:%d operator()\n", __FILE__, __LINE__);
-
- const int count((*count_)(t).get(int()));
- int i;
- Gradient ret;
-
- if(count<=0)
- return ret;
-
- const Gradient gradient((*gradient_)(t).get(Gradient()));
- const float width(max(0.0,min(1.0,(*width_)(t).get(Real()))));
- const bool specify_start((*specify_start_)(t).get(bool()));
- const bool specify_end((*specify_end_)(t).get(bool()));
-
- const float gradient_width_a(width/count);
- const float gradient_width_b((1.0-width)/count);
-
- Gradient::const_iterator iter;
- Gradient::const_reverse_iterator riter;
- if (specify_start)
- ret.push_back(Gradient::CPoint(0,(*start_color_)(t).get(Color())));
- for(i=0;i<count;i++)
- {
- float pos(float(i)/count);
- if (width != 0.0)
- for(iter=gradient.begin();iter!=gradient.end();iter++)
- ret.push_back(Gradient::CPoint(pos+gradient_width_a*iter->pos,iter->color));
- pos+=gradient_width_a;
- if (width != 1.0)
- for(riter=gradient.rbegin();riter!=gradient.rend();riter++)
- ret.push_back(Gradient::CPoint(pos+gradient_width_b*(1-(riter->pos)),riter->color));
- }
- if (specify_end)
- ret.push_back(Gradient::CPoint(1,(*end_color_)(t).get(Color())));
- return ret;
-}
-
-bool
-ValueNode_Repeat_Gradient::set_link_vfunc(int i,ValueNode::Handle value)
-{
- assert(i>=0 && i<link_count());
-
- switch(i)
- {
- case 0: CHECK_TYPE_AND_SET_VALUE(gradient_, get_type());
- case 1: CHECK_TYPE_AND_SET_VALUE(count_, ValueBase::TYPE_INTEGER);
- case 2: CHECK_TYPE_AND_SET_VALUE(width_, ValueBase::TYPE_REAL);
- case 3: CHECK_TYPE_AND_SET_VALUE(specify_start_, ValueBase::TYPE_BOOL);
- case 4: CHECK_TYPE_AND_SET_VALUE(specify_end_, ValueBase::TYPE_BOOL);
- case 5: CHECK_TYPE_AND_SET_VALUE(start_color_, ValueBase::TYPE_COLOR);
- case 6: CHECK_TYPE_AND_SET_VALUE(end_color_, ValueBase::TYPE_COLOR);
- }
- return false;
-}
-
-ValueNode::LooseHandle
-ValueNode_Repeat_Gradient::get_link_vfunc(int i)const
-{
- assert(i>=0 && i<link_count());
-
- switch(i)
- {
- case 0: return gradient_;
- case 1: return count_;
- case 2: return width_;
- case 3: return specify_start_;
- case 4: return specify_end_;
- case 5: return start_color_;
- case 6: return end_color_;
- default: return 0;
- }
-}
-
-int
-ValueNode_Repeat_Gradient::link_count()const
-{
- return 7;
-}
-
-String
-ValueNode_Repeat_Gradient::link_local_name(int i)const
-{
- assert(i>=0 && i<link_count());
-
- switch(i)
- {
- case 0: return _("Gradient");
- case 1: return _("Count");
- case 2: return _("Width");
- case 3: return _("Specify Start");
- case 4: return _("Specify End");
- case 5: return _("Start Color");
- case 6: return _("End Color");
- default: return String();
- }
-}
-
-String
-ValueNode_Repeat_Gradient::link_name(int i)const
-{
- assert(i>=0 && i<link_count());
-
- switch(i)
- {
- case 0: return "gradient";
- case 1: return "count";
- case 2: return "width";
- case 3: return "specify_start";
- case 4: return "specify_end";
- case 5: return "start_color";
- case 6: return "end_color";
- default: return String();
- }
-}
-
-int
-ValueNode_Repeat_Gradient::get_link_index_from_name(const String &name)const
-{
- if(name=="gradient") return 0;
- if(name=="count") return 1;
- if(name=="width") return 2;
- if(name=="specify_start") return 3;
- if(name=="specify_end") return 4;
- if(name=="start_color") return 5;
- if(name=="end_color") return 6;
- throw Exception::BadLinkName(name);
-}
-
-String
-ValueNode_Repeat_Gradient::get_name()const
-{
- return "repeat_gradient";
-}
-
-String
-ValueNode_Repeat_Gradient::get_local_name()const
-{
- return _("Repeat Gradient");
-}
-
-bool
-ValueNode_Repeat_Gradient::check_type(ValueBase::Type type)
-{
- return type==ValueBase::TYPE_GRADIENT;
-}
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