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// -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; indent-tabs-mode: nil; -*-
//
// Qt usage example for RInside, inspired by the standard 'density
// sliders' example for other GUI toolkits
//
// Copyright (C) 2011 - 2013 Dirk Eddelbuettel and Romain Francois
#ifndef QTDENSITY_H
#define QTDENSITY_H
#include <RInside.h>
#include <QtGui>
#include <QWidget>
#include <QLabel>
#include <QLineEdit>
#include <QRadioButton>
#include <QGroupBox>
#include <QButtonGroup>
#include <QMainWindow>
#include <QHBoxLayout>
#include <QSlider>
#include <QSpinBox>
#include <QLabel>
#include <QTemporaryFile>
#include <QSvgWidget>
class QtDensity : public QMainWindow
{
Q_OBJECT
public:
QtDensity(RInside & R);
private slots:
void getBandwidth(int bw);
void getKernel(int kernel);
void getRandomDataCmd(QString txt);
void runRandomDataCmd(void);
private:
void setupDisplay(void); // standard GUI boilderplate of arranging things
void plot(void); // run a density plot in R and update the
void filterFile(void); // modify the richer SVG produced by R
QSvgWidget *m_svg; // the SVG device
RInside & m_R; // reference to the R instance passed to constructor
QString m_tempfile; // name of file used by R for plots
QString m_svgfile; // another temp file, this time from Qt
int m_bw, m_kernel; // parameters used to estimate the density
QString m_cmd; // random draw command string
};
#endif
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