97 lines
2.4 KiB
C++
97 lines
2.4 KiB
C++
#ifndef PLOTERRTIME_H
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#define PLOTERRTIME_H
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#include <KLib/misc/gnuplot/Gnuplot.h>
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#include <KLib/misc/gnuplot/GnuplotPlot.h>
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#include <KLib/misc/gnuplot/GnuplotPlotElementLines.h>
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#include <Indoor/data/Timestamp.h>
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/**
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* plot error behaviour over time
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*/
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class PlotErrTime {
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private:
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K::Gnuplot gp;
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K::GnuplotPlot gpplot;
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K::GnuplotPlotElementLines lineErr[8];
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K::GnuplotPlotElementLines lineB;
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K::GnuplotPlotElementLines lineC;
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std::string codeFile;
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public:
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/** ctor */
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PlotErrTime(const std::string& xLabel, const std::string& yLabel, const std::string& y2Label) {
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gpplot.getAxisX().setLabel(xLabel);
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gpplot.getAxisY().setLabel(yLabel);
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gpplot.getAxisY2().setLabel(y2Label);
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gpplot.add(&lineErr[0]); lineErr[0].getStroke().setWidth(1.5); lineErr[0].getStroke().getColor().setHexStr("#000000");
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gpplot.add(&lineErr[1]); lineErr[1].getStroke().setWidth(1.5); lineErr[1].getStroke().getColor().setHexStr("#FF0000");
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gpplot.add(&lineErr[2]); lineErr[2].getStroke().setWidth(1.5); lineErr[2].getStroke().getColor().setHexStr("#00FF00");
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gpplot.add(&lineErr[3]); lineErr[3].getStroke().setWidth(1.5); lineErr[3].getStroke().getColor().setHexStr("#0000FF");
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gpplot.add(&lineB); lineB.getStroke().setWidth(1); lineB.getStroke().getColor().setHexStr("#0000ff");
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gpplot.add(&lineC);
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gpplot.setGrid(true);
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}
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void clear() {
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for (int i = 0; i < 8; ++i) {lineErr[i].clear();}
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lineB.clear();
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lineC.clear();
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}
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void writeCodeTo(const std::string& file) {
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this->codeFile = file;
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}
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void writeEpsTex(const std::string file, K::GnuplotSize size = K::GnuplotSize(8.5, 5.1)) {
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gp.setTerminal("epslatex", size);
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gp.setOutput(file);
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gp << "set key\n";
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gp << "set rmargin 0.2\n";
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gp << "set tmargin 0.2\n";
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gp << "set bmargin 1.2\n";
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}
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K::GnuplotPlot& getPlot() {
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return gpplot;
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}
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/** add the give error value to the idx-th error line */
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void addErr(const Timestamp t, const float err, const int idx = 0) {
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K::GnuplotPoint2 pt(t.sec(), err);
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lineErr[idx].add(pt);
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}
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void addB(const Timestamp t, const float something) {
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K::GnuplotPoint2 pt(t.sec(), something);
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lineB.add(pt);
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}
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void addC(const Timestamp t, const float something) {
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K::GnuplotPoint2 pt(t.sec(), something);
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lineC.add(pt);
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}
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void plot() {
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gp.draw(gpplot);
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if (codeFile != "") {
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std::ofstream out(codeFile);
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out << gp.getBuffer();
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out.close();
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}
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gp.flush();
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}
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};
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#endif // PLOTERRTIME_H
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