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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef INCLUDED_ORCUS_CSS_SELECTOR_HPP
#define INCLUDED_ORCUS_CSS_SELECTOR_HPP
#include "env.hpp"
#include "css_types.hpp"
#include <ostream>
#include <variant>
#include <vector>
#include <unordered_set>
#include <unordered_map>
namespace orcus {
struct ORCUS_DLLPUBLIC css_simple_selector_t
{
typedef std::unordered_set<std::string_view> classes_type;
std::string_view name;
std::string_view id;
classes_type classes;
css::pseudo_class_t pseudo_classes;
css_simple_selector_t();
void clear();
bool empty() const;
bool operator== (const css_simple_selector_t& r) const;
bool operator!= (const css_simple_selector_t& r) const;
struct hash
{
size_t operator() (const css_simple_selector_t& ss) const;
};
};
struct ORCUS_DLLPUBLIC css_chained_simple_selector_t
{
css::combinator_t combinator;
css_simple_selector_t simple_selector;
bool operator== (const css_chained_simple_selector_t& r) const;
css_chained_simple_selector_t();
css_chained_simple_selector_t(const css_simple_selector_t& ss);
css_chained_simple_selector_t(css::combinator_t op, const css_simple_selector_t& ss);
};
/**
* Each CSS selector consists of one or more chained simple selectors.
*/
struct ORCUS_DLLPUBLIC css_selector_t
{
typedef std::vector<css_chained_simple_selector_t> chained_type;
css_simple_selector_t first;
chained_type chained;
void clear();
bool operator== (const css_selector_t& r) const;
};
/**
* Structure representing a single CSS property value.
*/
struct ORCUS_DLLPUBLIC css_property_value_t
{
using value_type = std::variant<std::string_view, css::rgba_color_t, css::hsla_color_t>;
css::property_value_t type;
value_type value;
css_property_value_t();
css_property_value_t(const css_property_value_t& r);
/**
* Constructor that takes a string value.
*
* @param _str string value to store. This value should point to a string
* buffer that's already been interned. The caller is
* responsible for managing the life cycle of the source string
* buffer.
*/
css_property_value_t(std::string_view _str);
css_property_value_t& operator= (const css_property_value_t& r);
void swap(css_property_value_t& r);
};
typedef std::unordered_map<std::string_view, std::vector<css_property_value_t>> css_properties_t;
typedef std::unordered_map<css::pseudo_element_t, css_properties_t> css_pseudo_element_properties_t;
ORCUS_DLLPUBLIC std::ostream& operator<< (std::ostream& os, const css_simple_selector_t& v);
ORCUS_DLLPUBLIC std::ostream& operator<< (std::ostream& os, const css_selector_t& v);
ORCUS_DLLPUBLIC std::ostream& operator<< (std::ostream& os, const css_property_value_t& v);
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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