+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file valuenode_stripes.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_stripes.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_Stripes::ValueNode_Stripes():LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
-{
- set_link("color1",ValueNode_Const::create(Color::alpha()));
- set_link("color2",ValueNode_Const::create(Color::black()));
- set_link("stripes",stripes_=ValueNode_Const::create(int(5)));
- set_link("width",ValueNode_Const::create(0.5));
-}
-
-LinkableValueNode*
-ValueNode_Stripes::create_new()const
-{
- return new ValueNode_Stripes();
-}
-
-ValueNode_Stripes*
-ValueNode_Stripes::create(const ValueBase& x)
-{
- ValueBase::Type id(x.get_type());
-
- if(id!=ValueBase::TYPE_GRADIENT)
- {
- assert(0);
- throw runtime_error("synfig::ValueNode_Stripes:Bad type "+ValueBase::type_name(id));
- }
-
- ValueNode_Stripes* value_node=new ValueNode_Stripes();
-
- assert(value_node->get_type()==id);
-
- return value_node;
-}
-
-synfig::ValueNode_Stripes::~ValueNode_Stripes()
-{
- unlink_all();
-}
-
-bool
-synfig::ValueNode_Stripes::set_color1(ValueNode::Handle a)
-{
- if(a->get_type()!=ValueBase::TYPE_COLOR)
- return false;
-
- color1_=a;
-
- return true;
-}
-
-bool
-synfig::ValueNode_Stripes::set_color2(ValueNode::Handle a)
-{
- if(a->get_type()!=ValueBase::TYPE_COLOR)
- return false;
-
- color2_=a;
-
- return true;
-}
-
-bool
-synfig::ValueNode_Stripes::set_width(ValueNode::Handle x)
-{
- if(x->get_type()!=ValueBase::TYPE_REAL)
- return false;
-
- width_=x;
-
- return true;
-}
-
-bool
-synfig::ValueNode_Stripes::set_stripes(ValueNode::Handle b)
-{
- if(b->get_type()!=ValueBase::TYPE_INTEGER)
- return false;
- stripes_=b;
- return true;
-}
-
-synfig::ValueBase
-synfig::ValueNode_Stripes::operator()(Time t)const
-{
- const int total((*stripes_)(t).get(int()));
- int i;
- Gradient ret;
-
- if(total<=0)
- return ret;
-
- const Color color1((*color1_)(t).get(Color()));
- const Color color2((*color2_)(t).get(Color()));
- const float width(max(0.0,min(1.0,(*width_)(t).get(Real()))));
-
- const float stripe_width_a(width/total);
- const float stripe_width_b((1.0-width)/total);
-
- for(i=0;i<total;i++)
- {
- float pos(float(i)/total+stripe_width_b/2);
- ret.push_back(Gradient::CPoint(pos,color1));
- ret.push_back(Gradient::CPoint(pos,color2));
- pos+=stripe_width_a;
- ret.push_back(Gradient::CPoint(pos,color2));
- ret.push_back(Gradient::CPoint(pos,color1));
- }
- return ret;
-}
-
-bool
-ValueNode_Stripes::set_link_vfunc(int i,ValueNode::Handle x)
-{
- assert(i>=0 && i<link_count());
- switch(i)
- {
- case 0:
- if(set_color1(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- case 1:
- if(set_color2(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- case 2:
- if(set_stripes(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- case 3:
- if(set_width(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- }
-
- return false;
-}
-
-ValueNode::LooseHandle
-ValueNode_Stripes::get_link_vfunc(int i)const
-{
- assert(i>=0 && i<link_count());
- switch(i)
- {
- case 0:
- return color1_;
- case 1:
- return color2_;
- case 2:
- return stripes_;
- case 3:
- return width_;
- }
- return 0;
-}
-
-int
-ValueNode_Stripes::link_count()const
-{
- return 4;
-}
-
-String
-ValueNode_Stripes::link_local_name(int i)const
-{
- assert(i>=0 && i<link_count());
- switch(i)
- {
- case 0:
- return _("Color 1");
- case 1:
- return _("Color 2");
- case 2:
- return _("Stripe Count");
- case 3:
- return _("Width");
- default:
- return String();
- }
-}
-
-String
-ValueNode_Stripes::link_name(int i)const
-{
- assert(i>=0 && i<link_count());
- switch(i)
- {
- case 0:
- return "color1";
- case 1:
- return "color2";
- case 2:
- return "stripes";
- case 3:
- return "width";
- default:
- return String();
- }
-}
-
-int
-ValueNode_Stripes::get_link_index_from_name(const String &name)const
-{
- if(name=="color1")
- return 0;
- if(name=="color2")
- return 1;
- if(name=="stripes")
- return 2;
- if(name=="width")
- return 3;
- throw Exception::BadLinkName(name);
-}
-
-String
-ValueNode_Stripes::get_name()const
-{
- return "stripes";
-}
-
-String
-ValueNode_Stripes::get_local_name()const
-{
- return _("Stripes");
-}
-
-bool
-ValueNode_Stripes::check_type(ValueBase::Type type)
-{
- return type==ValueBase::TYPE_GRADIENT;
-}
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