Cogs.Core
html.h
1#ifndef LH_HTML_H
2#define LH_HTML_H
3
4#include <stdlib.h>
5#include <string>
6#include <ctype.h>
7#include <vector>
8#include <map>
9#include <cstring>
10#include <algorithm>
11#include <sstream>
12#include "os_types.h"
13#include "types.h"
14#include "background.h"
15#include "borders.h"
16#include "html_tag.h"
17#include "web_color.h"
18#include "media_query.h"
19
20namespace litehtml
21{
22 struct list_marker
23 {
24 tstring image;
25 const tchar_t* baseurl;
26 list_style_type marker_type;
27 web_color color;
28 position pos;
29 };
30
31 // call back interface to draw text, images and other elements
32 class document_container
33 {
34 public:
35 virtual litehtml::uint_ptr create_font(const litehtml::tchar_t* faceName, int size, int weight, litehtml::font_style italic, unsigned int decoration, litehtml::font_metrics* fm) = 0;
36 virtual void delete_font(litehtml::uint_ptr hFont) = 0;
37 virtual int text_width(const litehtml::tchar_t* text, litehtml::uint_ptr hFont) = 0;
38 virtual void draw_text(litehtml::uint_ptr hdc, const litehtml::tchar_t* text, litehtml::uint_ptr hFont, litehtml::web_color color, const litehtml::position& pos) = 0;
39 virtual int pt_to_px(int pt) = 0;
40 virtual int get_default_font_size() const = 0;
41 virtual const litehtml::tchar_t* get_default_font_name() const = 0;
42 virtual void draw_list_marker(litehtml::uint_ptr hdc, const litehtml::list_marker& marker) = 0;
43 virtual void load_image(const litehtml::tchar_t* src, const litehtml::tchar_t* baseurl, bool redraw_on_ready) = 0;
44 virtual void get_image_size(const litehtml::tchar_t* src, const litehtml::tchar_t* baseurl, litehtml::size& sz) = 0;
45 virtual void draw_background(litehtml::uint_ptr hdc, const litehtml::background_paint& bg) = 0;
46 virtual void draw_borders(litehtml::uint_ptr hdc, const litehtml::borders& borders, const litehtml::position& draw_pos, bool root) = 0;
47
48 virtual void set_caption(const litehtml::tchar_t* caption) = 0;
49 virtual void set_base_url(const litehtml::tchar_t* base_url) = 0;
50 virtual void link(const std::shared_ptr<litehtml::document>& doc, const litehtml::element::ptr& el) = 0;
51
52 virtual void on_load(const std::shared_ptr<litehtml::document> & document) = 0;
53 virtual void on_anchor_click(const litehtml::tchar_t* url, const litehtml::element::ptr& el) = 0;
54 virtual void on_mouse_enter(const litehtml::element::ptr & el) = 0;
55 virtual void on_mouse_move(const litehtml::element::ptr & el, int x, int y) = 0;
56 virtual void on_mouse_leave(const litehtml::element::ptr & el) = 0;
57 virtual void on_click(const litehtml::element::ptr & el) = 0;
58
59 virtual void set_cursor(const litehtml::tchar_t* cursor) = 0;
60 virtual void transform_text(litehtml::tstring& text, litehtml::text_transform tt) = 0;
61 virtual void import_css(litehtml::tstring& text, const litehtml::tstring& url, litehtml::tstring& baseurl) = 0;
62 virtual void set_clip(const litehtml::position& pos, const litehtml::border_radiuses& bdr_radius, bool valid_x, bool valid_y) = 0;
63 virtual void del_clip() = 0;
64 virtual void get_client_rect(litehtml::position& client) const = 0;
65 virtual std::shared_ptr<litehtml::element> create_element(const litehtml::tchar_t *tag_name,
66 const litehtml::string_map &attributes,
67 const std::shared_ptr<litehtml::document> &doc) = 0;
68
69 virtual void get_media_features(litehtml::media_features& media) const = 0;
70 virtual void get_language(litehtml::tstring& language, litehtml::tstring & culture) const = 0;
71 virtual litehtml::tstring resolve_color(const litehtml::tstring& /*color*/) const { return litehtml::tstring(); }
72 virtual void execute_script(litehtml::document * /*doc*/, const litehtml::element::ptr /*script*/) {}
73 virtual void invalidate_layout(litehtml::document *) = 0;
74 };
75
76 void trim(tstring &s);
77 void lcase(tstring &s);
78 int value_index(const tstring& val, const tstring& strings, int defValue = -1, tchar_t delim = _t(';'));
79 bool value_in_list(const tstring& val, const tstring& strings, tchar_t delim = _t(';'));
80 tstring::size_type find_close_bracket(const tstring &s, tstring::size_type off, tchar_t open_b = _t('('), tchar_t close_b = _t(')'));
81 void split_string(const tstring& str, string_vector& tokens, const tstring& delims, const tstring& delims_preserve = _t(""), const tstring& quote = _t("\""));
82 void join_string(tstring& str, const string_vector& tokens, const tstring& delims);
83
84 inline int round_f(float val)
85 {
86 int int_val = (int) val;
87 if(val - int_val >= 0.5)
88 {
89 int_val++;
90 }
91 return int_val;
92 }
93
94 inline int round_d(double val)
95 {
96 int int_val = (int) val;
97 if(val - int_val >= 0.5)
98 {
99 int_val++;
100 }
101 return int_val;
102 }
103}
104
105#endif // LH_HTML_H
litehtml::background_paint
Definition: background.h:35
litehtml::document_container
Definition: html.h:33
litehtml::border_radiuses
Definition: borders.h:75
litehtml::font_metrics
Definition: types.h:152
litehtml::list_marker
Definition: html.h:23
litehtml::media_features
Definition: types.h:716
litehtml::web_color
Definition: web_color.h:17
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