main.cpp
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#include <qapplication.h>
#include <qpen.h>
#include <qwt_plot_grid.h>
#include "plotmatrix.h"
class MainWindow: public PlotMatrix
{
public:
MainWindow();
};
MainWindow::MainWindow():
PlotMatrix(3, 4)
{
enableAxis(QwtPlot::yLeft);
enableAxis(QwtPlot::yRight);
enableAxis(QwtPlot::xBottom);
for ( int row = 0; row < numRows(); row++ )
{
const double v = qPow(10.0, row);
setAxisScale(QwtPlot::yLeft, row, -v, v);
setAxisScale(QwtPlot::yRight, row, -v, v);
}
for ( int col = 0; col < numColumns(); col++ )
{
const double v = qPow(10.0, col);
setAxisScale(QwtPlot::xBottom, col, -v, v);
setAxisScale(QwtPlot::xTop, col, -v, v);
}
for ( int row = 0; row < numRows(); row++ )
{
for ( int col = 0; col < numColumns(); col++ )
{
QwtPlot *plt = plot(row, col);
plt->setCanvasBackground(QColor(Qt::darkBlue));
QwtPlotGrid *grid = new QwtPlotGrid();
grid->enableXMin(true);
grid->setMajPen(QPen(Qt::white, 0, Qt::DotLine));
grid->setMinPen(QPen(Qt::gray, 0 , Qt::DotLine));
grid->attach(plt);
}
}
}
int main(int argc, char **argv)
{
QApplication a(argc, argv);
MainWindow mainWindow;
mainWindow.resize(800,600);
mainWindow.show();
return a.exec();
}