line_style

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
 
#ifndef tools_sg_line_style
#define tools_sg_line_style
 
#include "../lina/vec3f"
 
#include "sf_vec"
#include "node"
#include "enums"
#include "style_parser"
 
namespace tools {
namespace sg {
 
class line_style : public node {
  TOOLS_NODE(line_style,tools::sg::line_style,node)
public:
  sf<bool> visible;
  sf_vec<colorf,float> color;
  sf<float> width;
  sf<lpat> pattern;
public:
  virtual const desc_fields& node_desc_fields() const {
    TOOLS_FIELD_DESC_NODE_CLASS(tools::sg::line_style)
    static const desc_fields s_v(parent::node_desc_fields(),4, //WARNING : take care of count.
      TOOLS_ARG_FIELD_DESC(visible),
      TOOLS_ARG_FIELD_DESC(color),
      TOOLS_ARG_FIELD_DESC(width),
      TOOLS_ARG_FIELD_DESC(pattern)
    );
    return s_v;
  }
private:
  void add_fields(){
    add_field(&visible);
    add_field(&color);
    add_field(&width);
    add_field(&pattern);
  }
public:
  line_style()
  :parent()
  ,visible(true)
  ,color(colorf_black())
  ,width(1)
  ,pattern(line_solid)
  {
    add_fields();
  }
  virtual ~line_style(){}
public:
  line_style(const line_style& a_from)
  :parent(a_from)
  ,visible(a_from.visible)
  ,color(a_from.color)
  ,width(a_from.width)
  ,pattern(a_from.pattern)
  {
    add_fields();
  }
  line_style& operator=(const line_style& a_from){
    parent::operator=(a_from);
 
    visible = a_from.visible;
    color = a_from.color;
    width = a_from.width;
    pattern = a_from.pattern;
    return *this;
  }
public:
  bool from_string(std::ostream& a_out,const cmaps_t& a_cmaps,const std::string& a_s){
    style_parser sp;
 
    sp.visible(visible.value());
    sp.color(color.value());
  //sp.transparency(transparency.value());
    sp.width(width.value());
    sp.pattern(pattern.value());
 
    if(!sp.parse(a_out,a_cmaps,a_s)) {
      a_out << "tools::sg::line_style::from_string :"
            << " parse failed."
            << std::endl;
      return false;
    }
 
    visible.value(sp.visible());
    color.value(sp.color());
  //transparency.value(sp.transparency());
    width.value(sp.width());
    pattern.value(sp.pattern());
 
    return true;
  }
 
};
 
}}
 
#endif