metavis/metavis/CustomLineGraph.h

#pragma once
#include <QWidget>
#include <QPaintEvent>
#include <QPen>
#include <QPainter>
#include <vector>

struct LineGraphSeries {
	std::vector<QPointF> data;
	double minX, maxX;
	double minY, maxY;
	QColor color;
	QString name;
	enum SeriesType{ Line, Dot};
	SeriesType type;
};

//bool compTest(QPoint a, QPoint b) {
//	return a.x() < b.x();
//}

class CustomLineGraph :public QWidget
{
	Q_OBJECT

public:
	CustomLineGraph(QWidget* parent, QString title,  int lineWidth = 2, double circleRadius = .5);
	~CustomLineGraph();
	void CustomLineGraph::paintEvent(QPaintEvent* event);
	int lineWidth;
	double circleRadius;
	QString title;
private:
	//Data
	std::vector<LineGraphSeries> seriesVec;
	double minGraphX = 0, maxGraphX = 0, minGraphY = 0, maxGraphY = 0, rangeGraphX = 0, rangeGraphY = 0;
	//Visualization
	QString xAxisNumbers[11];
	QString yAxisNumbers[11];
	double hueoffset;
	QPen linePen, rectPen, axisPen;
	QPointF transformPoint(QPointF& point, double stregth_factorX, double stregth_factorY);
	void generateAxisNumberStrings();
	void calculateMinMaxGraphXY();
	void CustomLineGraph::popullateLineGraphSeries(std::vector<QPointF>& line, LineGraphSeries& lgs);
	void addSeries(std::vector<QPointF>& line, QColor color, LineGraphSeries::SeriesType type);
	QColor generateNextColorForGraph();
public:
	void generateAndAddRandomLine();
	void addLine(std::vector<QPointF>& line);
	void addLine(std::vector<QPointF>& line, QColor color);
	void addDots(std::vector<QPointF>& dots);
	void addDots(std::vector<QPointF>& dots, QColor color);
};