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#pragma once
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#include "Defines.h"
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#include "iPlugin_global.h"
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// 基础Excel引擎（基类/虚类）
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class I_PLUGIN_EXPORT ExcelEngine : public QObject
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{
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Q_OBJECT
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public:
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ExcelEngine();
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~ExcelEngine();
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#ifdef Q_OS_WIN
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// 只是为了少一次检测而已
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virtual void setProgID(QString s) { }
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#endif
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public:
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/// @brief 获取excel的数据信息
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/// @note bAutoLoad是否自动加载首页信息
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virtual bool loadExcel(const QString& sFilePath, bool bAutoLoad = true);
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/// @brief 新建一个工作簿，方便后续另存
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virtual bool addWorkBook(QString sDefaultSheet = "");
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/// @brief 获取excel的Sheet页
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virtual bool getSheetNames(QStringList &listNames);
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/// @brief 设定操作的Sheet
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/// @param nSheetIndex Sheet索引，从1开始
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/// @param sSheetName Sheet名称
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/// @note 以nSheetIndex为主，如果考虑sSheetName，此时需要把nSheetIndex=-1
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/// setDefaultSheet(-1, “sheet1”）
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virtual bool setDefaultSheet(int nSheetIndex = 1, QString sSheetName = "");
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/// @brief 获取excel的数据(组成的矩形网格)，注：Excel的索引均是从1开始
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/// @param vvecData 获取到的数据
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/// @param nRowFrom Excel开始行，从1开始
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/// @param nColFrom Excel开始列，从1开始
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/// @param nRowTo Excel结束行，从1开始，默认为-1，nRowTo=最大行数
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/// @param nColTo Excel结束列，从1开始，默认为-1，nColTo=最大列数
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virtual bool getCellValues(VVecVariant& vvecData, \
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int nRowFrom = 1, int nColFrom = 1, \
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int nRowTo = -1, int nColTo = -1);
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/// @brief 设置excel的数据(组成的矩形网格)，注：Excel的索引均是从1开始
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/// @param vvecData 需要填充设置的数据
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/// @param nRowFrom Excel开始行，从1开始
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/// @param nColFrom Excel开始列，从1开始
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/// @param bFormat 设置数据之后，是否重置表格样式
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virtual bool setCellValues(const VVecVariant& vvecData, \
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int nRowFrom = 1, int nColFrom = 1, \
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bool bFormat = false);
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/// @brief 执行最后的excel保存动作
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virtual bool saveExcel(bool bAdjustLayout = true);
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virtual bool saveAsExcel(QString sFile, bool bAdjustLayout = true);
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protected:
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/// @brief 规范化网格范围，各数据索引从1/0开始，内部敲定
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virtual bool normalizeRange(int& nRowFrom, int& nColFrom, \
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int& nRowTo, int& nColTo, \
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int nDefaultFirst = 1);
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// 数据格式转换，注：为方便，llist内的QVariant依然为QList
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bool llistToVVec(const QList<QVariant>& llist, VVecVariant& vvec);
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bool vvecToLlist(QList<QVariant>& llist, const VVecVariant& vvec);
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/// @brief 像素和磅的转换
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double getPoundFromPix(double d);
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double getPixFromPound(double d);
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public:
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void setTextClr(QColor clr);
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void setBackgndClr(QColor clr);
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void setBorderClr(QColor clr);
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void setAlignFlag(int flag);
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void setWrapText(bool b);
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protected:
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// 对应的文件
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QString m_sFileName;
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// 表格行列
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int m_nRowStart;
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int m_nColStart;
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int m_nRowCount;
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int m_nColCount;
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// Sheet
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int m_nLastSheetIndex;
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QStringList m_listSheets;
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// 写入时的格式Format
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QColor m_oTextClr; //文本颜色
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QColor m_oBackgndClr; //背景颜色
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QColor m_oBorderClr; //边框颜色
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int m_nAlignFlag; //对齐方式
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bool m_bWrapText; //自动换行
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double m_dRatioPP; //像素/磅 的比值，通常1.3333
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//目前只是用于导出表格图片时设定高度/宽度时使用
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};
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