40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
|
#pragma once
|
||
|
|
#include "alphabet_types.hpp"
|
||
|
|
|
||
|
|
namespace big
|
||
|
|
{
|
||
|
|
class font_mgr final
|
||
|
|
{
|
||
|
|
private:
|
||
|
|
const std::vector<std::pair<float, ImFont**>> m_extra_font_sizes;
|
||
|
|
// each alphabet type should have a couple of fallback fonts
|
||
|
|
const std::unordered_map<eAlphabetType, std::vector<std::string>> m_fonts;
|
||
|
|
// extra alphabet types that may be required to be added to the atlas
|
||
|
|
eAlphabetType m_require_extra;
|
||
|
|
// prevent crashes when doing thread unsafe actions
|
||
|
|
std::mutex m_update_lock;
|
||
|
|
|
||
|
|
public:
|
||
|
|
font_mgr(std::vector<std::pair<float, ImFont**>> extra_font_sizes = {{28.f, &g.window.font_title},
|
||
|
|
{24.f, &g.window.font_sub_title},
|
||
|
|
{18.f, &g.window.font_small}});
|
||
|
|
virtual ~font_mgr() = default;
|
||
|
|
|
||
|
|
bool can_use();
|
||
|
|
void release_use();
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Updates the required underlying glyph ranges to be loaded into the font atlas. Fonts will be updated on the next frame.
|
||
|
|
*
|
||
|
|
* @param type
|
||
|
|
*/
|
||
|
|
void update_required_alphabet_type(eAlphabetType type);
|
||
|
|
|
||
|
|
private:
|
||
|
|
void rebuild();
|
||
|
|
|
||
|
|
file get_available_font_file_for_alphabet_type();
|
||
|
|
const ImWchar* get_imgui_alphabet_type();
|
||
|
|
};
|
||
|
|
}
|