/* * Simple JKQTPlotter example: sine wave plot. * * Build with CMake: * mkdir build && cd build * cmake .. -DJKQTPlotter6_DIR=/usr/local/lib/cmake/JKQTPlotter6 * make */ #include #include #include "jkqtplotter/jkqtplotter.h" #include "jkqtplotter/graphs/jkqtpscatter.h" int main(int argc, char* argv[]) { QApplication app(argc, argv); JKQTPlotter plot; JKQTPDatastore* ds = plot.getDatastore(); /* Fill data store with a sine wave. */ const int N = 200; size_t colX = ds->addColumn(N, "x"); size_t colY = ds->addColumn(N, "y"); for (int i = 0; i < N; i++) { double x = i * 2.0 * M_PI / (N - 1); ds->set(colX, i, x); ds->set(colY, i, std::sin(x)); } auto* graph = new JKQTPXYLineGraph(&plot); graph->setXColumn(colX); graph->setYColumn(colY); graph->setTitle("sin(x)"); plot.addGraph(graph); plot.setWindowTitle("JKQTPlotter Simple Example"); plot.setXAxisLabel("x"); plot.setYAxisLabel("y"); plot.zoomAllX(); plot.show(); return app.exec(); }