302 lines
6.5 KiB
C++
Vendored
302 lines
6.5 KiB
C++
Vendored
/**
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* @file dl_ui_msg_box.h
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* @brief 消息框
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*
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*
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* @version 1.0
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* @author lveyou
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* @date 22-05-11
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*
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* @note 带有标题、内容、按钮、关闭按钮的弹窗
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*/
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#pragma once
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#ifndef DL_DISABLE_RENDER
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#include "ui/dl_ui_button_sprite.h"
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#include "system/dl_system.h"
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namespace dl::UI
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{
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//! 消息框最大按钮数量
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constexpr size_t NUM_MSG_BOX_BTN = 10;
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//! UI消息框
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class MsgBox
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{
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public:
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/**
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* @brief 构造
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* @param[in] bg 九图精灵作为背景
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* @param[in] txt_title 标题文本
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* @param[in] txt 内容文本
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* @param[in] btn 普通按钮
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* @param[in] btn_close 关闭按钮
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* @param[in] dx_btn 按钮（额外）间隔，艺术性调整
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*
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* @note 应该立即调用Set设置内容
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*/
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static MsgBox* Create(
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Background* bg,
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gcText txt_title,
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gcText txt,
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UI::ButtonSprite* btn,
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UI::ButtonSprite* btn_close,
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Float dx_btn = 0.0)
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{
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MsgBox* ret = new MsgBox;
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Coor* coor = Coor::Create();
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coor->SetPosition(toPosition(g_system->GetWindowSize() / 2u));
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bg->SetUI(true);
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ret->_coor = coor;
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ret->_bg = bg;
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ret->_txtTitle = txt_title;
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ret->_txt = txt;
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ret->_btn = btn;
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ret->_btnClose = btn_close;
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ret->_dxBtn = dx_btn;
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ret->_refresh_coor();
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ret->SetOrder(Z_DEFAULT_UI);
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return ret;
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}
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MsgBox* Clone()
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{
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MsgBox* ret = new MsgBox(*this);
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ret->_coor = _coor->Clone();
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ret->_bg = _bg->Clone();
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ret->_btn = _btn->Clone();
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ret->_btnClose = _btnClose->Clone();
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for (size_t i = 0; i < _allBtn.size(); ++i)
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{
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ret->_allBtn[i] = _allBtn[i]->Clone();
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}
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ret->_refresh_coor();
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return ret;
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}
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/**
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* @brief 设置内容
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* @param[in] title 标题
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* @param[in] info 内容
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* @param[in] btns 按钮内容
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*
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*/
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void Set(std::string_view title, std::string_view info, std::vector<std::string_view> all_btn)
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{
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_txtTitle->SetString(title);
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if(_bAddTab)
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_txt->SetString(std::string{ "\t" } + std::string{ info });
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else
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_txt->SetString(info);
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//少了就新建按钮
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_numBtn = all_btn.size();
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if (_numBtn > _allBtn.size())
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{
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_allBtn.resize(_numBtn);
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for (UI::ButtonSprite*& btn : _allBtn)
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{
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if (!btn)
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{
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btn = _btn->Clone();
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}
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}
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}
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for (std::size_t i = 0; i < _numBtn; ++i)
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{
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_allBtn[i]->SetString(all_btn[i]);
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}
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//--------------------------------更新布局--------------------------------
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Float w_btn = _btn->GetSize()[0]; //按钮宽度
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Float h_btn = _btn->GetSize()[1];
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//整体宽度为 按钮宽度 + 间隔（多一个）
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Float w = w_btn * _numBtn + _dxBtn * (1 + _numBtn);
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_txt->SetMaxW(w);//设置文本宽度
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Float h_txt = _txt->GetSize()[1]; //文本高度
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Float h_title = _txtTitle->GetSize()[1];//标题高度
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//整体高度 标题 + 文本 + 按钮
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Float h = h_title + h_txt * 1 + h_btn * 1;
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_txt->SetCenter();
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Position size{ w, h };
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Position size_half{ size * 0.5f };
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_bg->SetSize(size);
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//设置位置
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_bg->GetCoor()->SetPosition(toPosition(_bg->GetOffset()) - size_half);
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_txtTitle->SetPositionAlign(-size_half, Align::LC);
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_btnClose->GetCoor()->SetPosition({ size_half[0], -size_half[1] });
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if (_numBtn > 0)
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{
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//偏移为 负的 按钮总宽度的一半（间隔少一个） + 半个按钮
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Float sx_btn = (w_btn * _numBtn + _dxBtn * (_numBtn - 1)) * -0.5_f + w_btn * 0.5_f;
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for (std::size_t i = 0; i < _numBtn; ++i)
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{
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_allBtn[i]->GetCoor()->SetPosition({ sx_btn + i * (w_btn + _dxBtn), size_half[1] });
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}
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}
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}
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/**
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* @brief 设置内容，以语言文件配置的名称
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*
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*/
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void Set(std::string_view str)
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{
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std::string_view str_title = lang("msg_box", std::string{ str } + "_title");
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std::string_view str_info = lang("msg_box", std::string{ str } + "_info");
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std::vector<std::string_view> all_btn;
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for (std::size_t i = 0; i < NUM_MSG_BOX_BTN; ++i)
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{
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std::string str_name = fmt::format("{}_{}", str, i);
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auto str = g_lang->GetCheck("msg_box", str_name);
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if (!str.has_value())
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{
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break;
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}
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all_btn.push_back(str.value());
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}
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Set(str_title, str_info, all_btn);
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}
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void Update()
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{
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_btnClose->Update();
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for (size_t i = 0; i < _numBtn; ++i)
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{
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_allBtn[i]->Update();
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}
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if (_posPick)
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{
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if (g_input->KeyUp(MouseCode::LEFT))
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_posPick.reset();
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}
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else
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{
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if (g_input->KeyDown(MouseCode::LEFT) && IsPickupTitle())
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{
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_posPick = _coor->WorldToThis(toPosition(g_input->GetCursorPosition()));
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}
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}
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//左键拖动
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if (_posPick)
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{
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Point pos = g_input->GetCursorPosition();
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_coor->SetPosition(toPosition(pos) - _posPick.value());
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}
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}
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void Render()
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{
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_bg->Render();
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_txtTitle->Render();
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_txt->Render();
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}
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/**
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* @brief 返回点击按钮索引，返回-1代表没有点击
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*/
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size_t GetClick()
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{
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for (size_t i = 0; i < _numBtn; ++i)
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{
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if (_allBtn[i]->IsClick())
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return i;
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}
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return -1;
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}
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/**
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* @brief 是否点击了关闭按钮
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*/
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bool IsClickClose()
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{
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return _btnClose->IsClick();
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}
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/**
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* @brief 是否选中标题栏
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*/
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bool IsPickupTitle()
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{
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if (_bg->IsPickup())
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{//按钮会屏蔽bg的IsPickup
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Position pos = _txtTitle->GetCoor()->WorldToThis(toPosition(g_input->GetCursorPosition()));
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if (pos[1] < _txtTitle->GetSize()[1])
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return true;
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}
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return false;
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}
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void SetOrder(float order)
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{
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_txt->SetOrder(Math::OffsetOrder(order, 0, 0, -1));
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_txtTitle->SetOrder(Math::OffsetOrder(order, 0, 0, -1));
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_btnClose->SetOrder(Math::OffsetOrder(order, 0, 0, -1));
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_btn->SetOrder(Math::OffsetOrder(order, 0, 0, -1));
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for (auto& iter : _allBtn)
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{
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iter->SetOrder(Math::OffsetOrder(order, 0, 0, -1));
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}
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_bg->SetOrder(Math::OffsetOrder(order, 0, 0, 0));
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}
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~MsgBox()
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{
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delete _coor;
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delete _bg;
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delete _btn;
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delete _btnClose;
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for (auto& iter : _allBtn)
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delete iter;
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}
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private:
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MsgBox():
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_coor{nullptr},
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_bg{nullptr},
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_btn{nullptr},
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_btnClose{nullptr},
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_numBtn{0},
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_bAddTab{true}
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{}
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Coor* _coor;
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Background* _bg;
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gcText _txtTitle;
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gcText _txt;
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UI::ButtonSprite* _btn;
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UI::ButtonSprite* _btnClose;
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//动态改变长度，多余的不会自动删除，所以需要标记使用数量
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std::vector<UI::ButtonSprite*> _allBtn;
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std::size_t _numBtn;
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Float _dxBtn;
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std::optional<Position> _posPick;//被拾取位置（差值，相加即可）（直到再抬起）
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bool _bAddTab;//添加段首缩进
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void _refresh_coor()
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{
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_bg->GetCoor()->SetParent(_coor);
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_txtTitle->GetCoor()->SetParent(_coor);
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_txt->GetCoor()->SetParent(_coor);
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_btn->GetCoor()->SetParent(_coor);
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_btnClose->GetCoor()->SetParent(_coor);
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for (size_t i = 0; i < _allBtn.size(); ++i)
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{
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_allBtn[i]->GetCoor()->SetParent(_coor);
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}
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}
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};
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}
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#endif |