src/plugins/litehtml_viewer/litehtml/document.h

   1 #pragma once\r
   2 #include "style.h"\r
   3 #include "types.h"\r
   4 #include "context.h"\r
   5 #include "gumbo.h"\r
   6 \r
   7 namespace litehtml\r
   8 {\r
   9         struct css_text\r
  10         {\r
  11                 typedef std::vector<css_text>   vector;\r
  12 \r
  13                 tstring text;\r
  14                 tstring baseurl;\r
  15                 tstring media;\r
  16                 \r
  17                 css_text()\r
  18                 {\r
  19                 }\r
  20 \r
  21                 css_text(const tchar_t* txt, const tchar_t* url, const tchar_t* media_str)\r
  22                 {\r
  23                         text    = txt ? txt : _t("");\r
  24                         baseurl = url ? url : _t("");\r
  25                         media   = media_str ? media_str : _t("");\r
  26                 }\r
  27 \r
  28                 css_text(const css_text& val)\r
  29                 {\r
  30                         text    = val.text;\r
  31                         baseurl = val.baseurl;\r
  32                         media   = val.media;\r
  33                 }\r
  34         };\r
  35 \r
  36         struct stop_tags_t\r
  37         {\r
  38                 const litehtml::tchar_t*        tags;\r
  39                 const litehtml::tchar_t*        stop_parent;\r
  40         };\r
  41 \r
  42         struct ommited_end_tags_t\r
  43         {\r
  44                 const litehtml::tchar_t*        tag;\r
  45                 const litehtml::tchar_t*        followed_tags;\r
  46         };\r
  47 \r
  48         class html_tag;\r
  49 \r
  50         class document : public std::enable_shared_from_this<document>\r
  51         {\r
  52         public:\r
  53                 typedef std::shared_ptr<document>       ptr;\r
  54                 typedef std::weak_ptr<document>         weak_ptr;\r
  55         private:\r
  56                 std::shared_ptr<element>                        m_root;\r
  57                 document_container*                                     m_container;\r
  58                 fonts_map                                                       m_fonts;\r
  59                 css_text::vector                                        m_css;\r
  60                 litehtml::css                                           m_styles;\r
  61                 litehtml::web_color                                     m_def_color;\r
  62                 litehtml::context*                                      m_context;\r
  63                 litehtml::size                                          m_size;\r
  64                 position::vector                                        m_fixed_boxes;\r
  65                 media_query_list::vector                        m_media_lists;\r
  66                 element::ptr                                            m_over_element;\r
  67                 elements_vector                                         m_tabular_elements;\r
  68                 media_features                                          m_media;\r
  69                 tstring                             m_lang;\r
  70                 tstring                             m_culture;\r
  71         public:\r
  72                 document(litehtml::document_container* objContainer, litehtml::context* ctx);\r
  73                 virtual ~document();\r
  74 \r
  75                 litehtml::document_container*   container()     { return m_container; }\r
  76                 uint_ptr                                                get_font(const tchar_t* name, int size, const tchar_t* weight, const tchar_t* style, const tchar_t* decoration, font_metrics* fm);\r
  77                 int                                                             render(int max_width, render_type rt = render_all);\r
  78                 void                                                    draw(uint_ptr hdc, int x, int y, const position* clip);\r
  79                 web_color                                               get_def_color() { return m_def_color; }\r
  80                 int                                                             cvt_units(const tchar_t* str, int fontSize, bool* is_percent = 0) const;\r
  81                 int                                                             cvt_units(css_length& val, int fontSize, int size = 0) const;\r
  82                 int                                                             width() const;\r
  83                 int                                                             height() const;\r
  84                 void                                                    add_stylesheet(const tchar_t* str, const tchar_t* baseurl, const tchar_t* media);\r
  85                 bool                                                    on_mouse_over(int x, int y, int client_x, int client_y, position::vector& redraw_boxes);\r
  86                 bool                                                    on_lbutton_down(int x, int y, int client_x, int client_y, position::vector& redraw_boxes);\r
  87                 bool                                                    on_lbutton_up(int x, int y, int client_x, int client_y, position::vector& redraw_boxes);\r
  88                 bool                                                    on_mouse_leave(position::vector& redraw_boxes);\r
  89                 litehtml::element::ptr                  create_element(const tchar_t* tag_name, const string_map& attributes);\r
  90                 element::ptr                                    root();\r
  91                 void                                                    get_fixed_boxes(position::vector& fixed_boxes);\r
  92                 void                                                    add_fixed_box(const position& pos);\r
  93                 void                                                    add_media_list(media_query_list::ptr list);\r
  94                 bool                                                    media_changed();\r
  95                 bool                                                    lang_changed();\r
  96                 bool                            match_lang(const tstring & lang);\r
  97                 void                                                    add_tabular(const element::ptr& el);\r
  98 \r
  99                 static litehtml::document::ptr createFromString(const tchar_t* str, litehtml::document_container* objPainter, litehtml::context* ctx, litehtml::css* user_styles = 0);\r
 100                 static litehtml::document::ptr createFromUTF8(const char* str, litehtml::document_container* objPainter, litehtml::context* ctx, litehtml::css* user_styles = 0);\r
 101         \r
 102         private:\r
 103                 litehtml::uint_ptr      add_font(const tchar_t* name, int size, const tchar_t* weight, const tchar_t* style, const tchar_t* decoration, font_metrics* fm);\r
 104 \r
 105                 void create_node(GumboNode* node, elements_vector& elements);\r
 106                 bool update_media_lists(const media_features& features);\r
 107                 void fix_tables_layout();\r
 108                 void fix_table_children(element::ptr& el_ptr, style_display disp, const tchar_t* disp_str);\r
 109                 void fix_table_parent(element::ptr& el_ptr, style_display disp, const tchar_t* disp_str);\r
 110         };\r
 111 \r
 112         inline element::ptr document::root()\r
 113         {\r
 114                 return m_root;\r
 115         }\r
 116         inline void document::add_tabular(const element::ptr& el)\r
 117         {\r
 118                 m_tabular_elements.push_back(el);\r
 119         }\r
 120         inline bool document::match_lang(const tstring & lang)\r
 121         {\r
 122                 return lang == m_lang || lang == m_culture;\r
 123         }\r
 124 }\r