source/category.cpp

   1 #include "category.h"
   2 #include "choicecondition.h"
   3 #include "filter.h"
   4 #include "poefilter.h"
   5 #include "rangecondition.h"
   6 #include "theme.h"
   7
   8 using namespace std;
   9 using namespace Msp;
  10
  11 Category::Category():
  12         condition(0),
  13         order(0)
  14 { }
  15
  16 Category::Category(const string &n, unsigned o):
  17         name(n),
  18         condition(0),
  19         order(o)
  20 { }
  21
  22 Category::Category(const Category &other):
  23         name(other.name),
  24         condition(other.condition ? other.condition->clone() : 0),
  25         order(other.order),
  26         appearance(other.appearance)
  27 { }
  28
  29 Category &Category::operator=(const Category &other)
  30 {
  31         delete condition;
  32         name = other.name;
  33         condition = (other.condition ? other.condition->clone() : 0);
  34         order = other.order;
  35         appearance = other.appearance;
  36         return *this;
  37 }
  38
  39 Category::~Category()
  40 {
  41         delete condition;
  42 }
  43
  44 void Category::create_statements(list<FilterStatement> &st) const
  45 {
  46         if(st.empty())
  47                 st.push_back(FilterStatement());
  48
  49         if(condition)
  50         {
  51                 Condition *flat = condition->flatten();
  52                 if(flat)
  53                 {
  54                         flat->add_lines(st);
  55                         delete flat;
  56                 }
  57                 // TODO handle the case of the entire condition being non-viable
  58         }
  59 }
  60
  61
  62 Category::Loader::Loader(Category &c, const PoeFilter &p, CompoundCondition *n):
  63         DataFile::ObjectLoader<Category>(c),
  64         poe(p),
  65         compound(n),
  66         app_loader(c.appearance)
  67 {
  68         add("and", &Loader::and_);
  69         add("base_type", &Loader::condition<BaseTypeCondition>);
  70         add("category", &Loader::category);
  71         add("class", &Loader::condition<ClassCondition>);
  72         add_range<DropLevelCondition>("drop_level");
  73         add_range<HeightCondition>("height");
  74         add_range<ItemLevelCondition>("item_level");
  75         add("linked_colors", &Loader::linked_colors);
  76         add_range<LinkedSocketsCondition>("linked_sockets");
  77         add_range<SocketsCondition>("sockets");
  78         add("or", &Loader::or_);
  79         add_range<QualityCondition>("quality");
  80         add_range<RarityCondition>("rarity");
  81         add_range<WidthCondition>("width");
  82
  83         add_auxiliary_loader(app_loader);
  84 }
  85
  86 template<typename T>
  87 void Category::Loader::add_range(const string &keyword)
  88 {
  89         add(keyword, &Loader::condition<T>);
  90         add(keyword, &Loader::condition_range<T>);
  91         add("min_"+keyword, &Loader::condition_min<T>);
  92         add("max_"+keyword, &Loader::condition_max<T>);
  93 }
  94
  95 void Category::Loader::add_condition(Condition *cond)
  96 {
  97         if(compound)
  98                 compound->add(cond);
  99         else if(!obj.condition)
 100                 obj.condition = cond;
 101         else
 102         {
 103                 compound = new AndCondition;
 104                 compound->add(obj.condition);
 105                 compound->add(cond);
 106                 obj.condition = compound;
 107         }
 108 }
 109
 110 void Category::Loader::and_()
 111 {
 112         RefPtr<AndCondition> cond = new AndCondition;
 113         Loader sub_ldr(obj, poe, cond.get());
 114         load_sub_with(sub_ldr);
 115         add_condition(cond.release());
 116 }
 117
 118 void Category::Loader::category(const string &name)
 119 {
 120         const Category &categ = poe.get_category(name);
 121         add_condition(categ.condition->clone());
 122 }
 123
 124 template<typename T>
 125 void Category::Loader::condition(typename T::Type value)
 126 {
 127         add_condition(new T(value));
 128 }
 129
 130 template<typename T>
 131 void Category::Loader::condition_max(typename T::Type max)
 132 {
 133         add_condition(new T(T::Traits::get_min(), max));
 134 }
 135
 136 template<typename T>
 137 void Category::Loader::condition_min(typename T::Type min)
 138 {
 139         add_condition(new T(min, T::Traits::get_max()));
 140 }
 141
 142 template<typename T>
 143 void Category::Loader::condition_range(typename T::Type min, typename T::Type max)
 144 {
 145         add_condition(new T(min, max));
 146 }
 147
 148 void Category::Loader::linked_colors(const LinkedColorsCondition::Colors &colors)
 149 {
 150         add_condition(new LinkedColorsCondition(colors));
 151 }
 152
 153 void Category::Loader::or_()
 154 {
 155         RefPtr<OrCondition> cond = new OrCondition;
 156         Loader sub_ldr(obj, poe, cond.get());
 157         load_sub_with(sub_ldr);
 158         add_condition(cond.release());
 159 }