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#pragma once
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#include "ZxAxisHelperDouble.h"
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// 对数类
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class I_PLOTBASE_EXPORT ZxAxisHelperDoubleLog : public ZxAxisHelperDouble
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{
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Q_OBJECT
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public:
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static const int g_logScaleCount = 8;
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static const double g_logScaleRatios[g_logScaleCount];
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public:
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explicit ZxAxisHelperDoubleLog(ZxSubAxisBase* p);
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~ZxAxisHelperDoubleLog();
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protected:
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// Plot网格线
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virtual void drawGrids(QPainter* painter, QRectF& rtInner);
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// 绘制函数
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virtual void drawTickAndTags(QPainter* painter, QRectF& rt);
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virtual void drawOneTickTag(QPainter* painter, double fPos, QString s);
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// 取得待显示的刻度文本标识
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virtual QMap<double, QString> getTickInfos();
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// 预估大小
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virtual QRectF getPreferedTickSumRect(QPainter* painter);
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virtual void adjustPreferedSize(double& w, double& h);
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private:
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// 幂指数方式显示，10的多少次幂
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void drawOneTickTagEx(QPainter* painter, double fPos, QString s);
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// 获取绘制的位置信息
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virtual void locateOneTickTag(QPainter* painter, double fPos, QString s, \
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QRectF& rt, int& flag);
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// 获取绘制的位置信息（Base）
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void locateOneTickBaseTag(QPainter* painter, double fPos, \
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QString s, \
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QRectF& rtBase, \
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int& flag);
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// 获取绘制的位置信息（Index）
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void locateOneTickIndexTag(QPainter* painter, double fPos, \
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QString s, \
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QRectF& rtBase, QRectF& rtIndex, \
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int& flag);
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// 进一步调整
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void adjustTickLocation(QPainter* painter, \
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QRectF& rtBase, QRectF& rtIndex);
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public slots:
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protected:
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};
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