131 lines
3.2 KiB
C++
131 lines
3.2 KiB
C++
// Copyright (c) 2016-2018 Easy2D - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#pragma once
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#include "../macros.h"
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#include "../common/helper.h"
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namespace easy2d
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{
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//
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// 数据存取工具 (.ini 格式)
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// 一个 DataUtil 对象表示一个数据储存实体, 用于存取简单格式 (bool | int | float | double | String) 的数据
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// 数据都采用 key-value (键-值) 的方式存取
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// 例如, 保存一份游戏最高分, 以便下次进行游戏时读取:
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// DataUtil data; // 创建数据对象
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// data.SaveInt(L"best score", 20); // 保存最高分 20
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// int best = data.GetInt(L"best score"); // 读取之前储存的最高分
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//
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class E2D_API DataUtil
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{
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public:
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DataUtil(
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String const& file_path = L"./data.ini", // 文件路径
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String const& field = L"defalut" // 字段名
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);
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// 获取数据存放路径
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inline String const& GetFilePath() const { return file_path_; }
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// 设置数据存放路径
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void SetFilePath(
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String const& file_path
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);
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// 获取字段名
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inline String const& GetFieldName() const { return field_name_; }
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// 设置字段名
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void SetFieldName(
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String const& field
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);
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// 判断数据是否存在
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bool Exists(
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String const& key
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) const;
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// 保存 int 类型的值
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bool SaveInt(
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String const& key,
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int val
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) const;
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// 保存 float 类型的值
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bool SaveFloat(
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String const& key,
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float val
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) const;
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// 保存 double 类型的值
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bool SaveDouble(
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String const& key,
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double val
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) const;
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// 保存 bool 类型的值
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bool SaveBool(
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String const& key,
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bool val
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) const;
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// 保存 String 类型的值
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bool SaveString(
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String const& key,
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String const& val
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) const;
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// 获取 int 类型的值
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int GetInt(
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String const& key,
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int default_value = 0
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) const;
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// 获取 float 类型的值
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float GetFloat(
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String const& key,
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float default_value = 0.0f
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) const;
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// 获取 double 类型的值
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double GetDouble(
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String const& key,
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double default_value = 0.0
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) const;
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// 获取 bool 类型的值
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bool GetBool(
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String const& key,
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bool default_value = false
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) const;
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// 获取 字符串 类型的值
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String GetString(
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String const& key,
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String const& default_value = L""
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) const;
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protected:
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String file_path_;
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String field_name_;
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};
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}
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