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85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
#ifndef STATISTICS_DATA_H
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#define STATISTICS_DATA_H
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#include "../curve_view_window.h"
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#include "../data.h"
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namespace Statistics {
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class Data : public CurveViewWindow, public ::Data {
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public:
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Data();
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// Delete the implicit copy constructor: the object is heavy
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Data(const Data&) = delete;
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// Raw numeric data
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float xValueAtIndex(int index) override;
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float yValueAtIndex(int index) override;
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void setXValueAtIndex(float value, int index) override;
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void setYValueAtIndex(float value, int index) override;
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float valueAtIndex(int index);
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int sizeAtIndex(int index);
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void setValueAtIndex(float value, int index);
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void setSizeAtIndex(int size, int index);
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void deletePairAtIndex(int index) override;
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int totalSize();
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// Histogram bars
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float barWidth();
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void setBarWidth(float barWidth);
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float firsBarAbscissa();
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void setFirsBarAbscissa(float firsBarAbscissa);
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int heightForBarAtValue(float value);
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float selectedBar();
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bool selectNextBarToward(int direction);
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//CurveViewWindow
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float xMin() override;
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// if the range of value is to wide compared to the bar width, value max is capped
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float xMax() override;
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float yMin() override;
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float yMax() override;
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float xGridUnit() override;
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// Calculation
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float maxValue();
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float minValue();
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float range();
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float mean();
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float variance();
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float standardDeviation();
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float firstQuartile();
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float thirdQuartile();
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float quartileRange();
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float median();
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float sum();
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float squaredValueSum();
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// TODO: decide the max number of elements after optimization
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constexpr static int k_maxNumberOfPairs = 500;
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private:
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constexpr static int k_maxNumberOfBarsPerWindow = 300;
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float sumOfValuesBetween(float x1, float x2);
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bool scrollToSelectedBar();
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void initBarParameters();
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void initWindowParameters();
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float sortedElementNumber(int k);
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int minIndex(float * bufferValues, int bufferLength);
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float closestMiddleBarTo(float f);
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// Raw numeric data
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int m_sizes[k_maxNumberOfPairs];
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float m_values[k_maxNumberOfPairs];
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// Histogram bars
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float m_barWidth;
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float m_selectedBar;
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float m_firstBarAbscissa;
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// Window bounds of the data
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float m_xMin;
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float m_xMax;
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float m_yMax;
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float m_xGridUnit;
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};
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}
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#endif
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