dl_ui_text.h

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#pragma once
 
#ifndef DL_DISABLE_RENDER
#include <string>
 
#include "render/dl_text.h"
#include "misc/dl_language.h"
#include "misc/dl_component_use.h"
 
namespace dl::UI
{
class Panel;
class Text
{
public:
    static Text* Create(gcText txt)
    {
        Text* ret = new Text;
        ret->_txt = txt;
        ret->_txt->SetUI(true);
        ret->SetElementData(Align::LT);
        ret->SetOrder(Z_DEFAULT_UI);
        return ret;
    }

    Text* Clone();
 
    void Render()
    {
        _txt->Render();
    }
 
    bool IsPickup()
    {
        return _txt->IsPickup();
    }

    void SetOrder(float order)
    {
        _txt->SetOrder(order);
    }
 
    Coor* GetCoor() { return _txt->GetCoor(); }

    void SetLang(std::string_view tag, std::string_view name)
    {
        _cptLang._str = { std::string{tag}, std::string{name} };
        _cptLang._func = std::bind(&Text::_refresh_lang, this, std::placeholders::_1, std::placeholders::_2);
        _cpt.PushBack(&_cptLang);
 
        _refresh_lang(tag, name);
    }
 
    void SetString(std::string_view str)
    {
        if(_txt->SetString(str))
            _refresh_element_data();
    }

    gcText GetText() { return _txt; }
 
    void SetElementData(const Align::Direction2& hv, const Position& pos = {});
 
 
    Components* GetCpt() { return &_cpt; }
private:
    Text() :
        _panel{ nullptr },
        _cpt{ this }
    {
        _init_cpt();
    }
 
    Panel* _panel;
    gcText _txt;
    Components _cpt;
    Cpt::DeleteThis _cptDeleteThis;
    Cpt::SetOrder _cptSetOrder;
    Cpt::IsPickup _cptIsPickup;
    Cpt::Render _cptRender;
    Cpt::GetCoor _cptGetCoor;
    Cpt::Lang _cptLang;
    Cpt::ElementData _cptElemData;
    Cpt::Clone _cptClone;
 
    void _delete_this() { delete this; } 
 
    Components* _clone()
    {
        return Clone()->GetCpt();
    }
 
    void _init_cpt()
    {
        _cptDeleteThis = std::bind(&Text::_delete_this, this);
        _cptSetOrder = std::bind(&Text::SetOrder, this, std::placeholders::_1);
        _cptIsPickup = std::bind(&Text::IsPickup, this);
        _cptRender = std::bind(&Text::Render, this);
        _cptGetCoor = std::bind(&Text::GetCoor, this);
        _cptSetOrder = std::bind(&Text::SetOrder, this, std::placeholders::_1);
        _cptClone = std::bind(&Text::_clone, this);
 
        _cpt.PushBack(&_cptDeleteThis);
        _cpt.PushBack(&_cptSetOrder);
        _cpt.PushBack(&_cptIsPickup);
        _cpt.PushBack(&_cptRender);
        _cpt.PushBack(&_cptGetCoor);
        _cpt.PushBack(&_cptSetOrder);
        _cpt.PushBack(&_cptClone);
        _cpt.PushBack(&_panel);
 
 
        _cpt.PushBack(&_cptElemData);
    }
    //回调
    void _refresh_lang(std::string_view tag, std::string_view name)
    {
        SetString(lang(tag, name));
    }
 
    void _refresh_element_data()
    {
        SetElementData(_cptElemData._hv, _cptElemData._pos);
    }
 
};
}
 
#endif