moflib-1.0/moflib/moflib/mof/widget/mofml_parser.hpp

   1 #pragma once
   2 #include <mof/Color.hpp>
   3 #include <mof/Rectangle.hpp>
   4 #include <memory>
   5 #include <boost/variant.hpp>
   6 #include <mof/widget/flow_layout.hpp>
   7
   8 namespace mof
   9 {
  10 namespace widget
  11 {
  12         class mofml_parser
  13         {
  14         public:
  15 //{{{ text_node
  16                 struct text_node
  17                 {
  18                         mof::Color4f font_color;
  19                         mof::tstring text;
  20                         text_node() {}// do nothing
  21                 };
  22 //}}}
  23 //{{{ image_node
  24                 struct image_node
  25                 {
  26                         mof::tstring src;
  27                         float width, height;
  28                         Rectangle<float> t_rect;
  29                         image_node() : width(0), height(0) {}// do nothing
  30                 };
  31 //}}}
  32 //{{{ new_line_node
  33                 struct new_line_node{};
  34 //}}}
  35 //{{{ end_node
  36                 struct end_node{};
  37 //}}}
  38 //{{{ layout_start_node
  39                 struct layout_start_node{};
  40 //}}}
  41 //{{{ layout_end_node
  42                 struct layout_end_node
  43                 {
  44                         size_t width, height;
  45                         flow_layout::xalign xalign;
  46                         flow_layout::yalign yalign;
  47
  48                         layout_end_node()
  49                                 : width(0), height(0),
  50                                 xalign(flow_layout::XALIGN_LEFT),
  51                                 yalign(flow_layout::YALIGN_TOP)
  52                         {}// do nothing
  53                 };
  54 //}}}
  55                 typedef boost::variant<text_node, image_node, new_line_node, end_node, layout_start_node, layout_end_node> node;
  56                 enum node_type
  57                 {
  58                         TEXT = 0, IMAGE, NEW_LINE, END, LAYOUT_START, LAYOUT_END
  59                 };
  60
  61                 mofml_parser();
  62                 ~mofml_parser();
  63
  64                 void set_text(const mof::tstring& text);
  65                 node next_node();
  66                 bool has_next_node() const;
  67
  68         private:
  69                 struct impl;
  70                 std::unique_ptr<impl> pimpl_;
  71         };
  72 }// namespace widget
  73 }// namespace mof