HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · example/axischart/main.cpp

enablers for tooltip and floating values, bug fixing, updated examples. tidying up the code

Michal Klocek - - Load All Authors

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r225:2caa52bc206b


                r296:8254aab7233d

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             main.cpp
        
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        Michal Klocek
    
Adds more axis handling...

              r176
            
      #include <QApplication>

      #include <QMainWindow>

      #include <qchartview.h>

      #include <qlinechartseries.h>

      #include <qchart.h>

      #include <qchartaxis.h>

      #include <cmath>

      QTCOMMERCIALCHART_USE_NAMESPACE

      #define PI 3.14159265358979

      int main(int argc, char *argv[])

      {

          QApplication a(argc, argv);

          QMainWindow window;

          QLineChartSeries* series0 = new QLineChartSeries();

          QPen blue(Qt::blue);

          blue.setWidth(3);

          series0->setPen(blue);

          QLineChartSeries* series1 = new QLineChartSeries();

          QPen red(Qt::red);

          red.setWidth(3);

          series1->setPen(red);

          int numPoints = 100;

          for (int x = 0; x <= numPoints; ++x) {

          	  series0->add(x, fabs(sin(PI/50*x)*100));

          	  series1->add(x, fabs(cos(PI/50*x)*100));

          }

          QChartView* chartView =  new QChartView(&window);

          chartView->setRenderHint(QPainter::Antialiasing);

        Michal Klocek
    
Adds font handling for chart's titile...

              r192
            
          chartView->setChartTitle("This is custom axis chart example");

        Michal Klocek
    
Adds more axis handling...

              r176
            
          chartView->addSeries(series0);

          chartView->addSeries(series1);

        Michal Klocek
    
Adds opacity to shades

              r188
            
          QLinearGradient backgroundGradient;

          backgroundGradient.setColorAt(0.0, Qt::white);

          backgroundGradient.setColorAt(1.0, QRgb(0xffff80));

          backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);

          chartView->setChartBackgroundBrush(backgroundGradient);

        Michal Klocek
    
Adds more axis handling...

              r176
            
        Michal Klocek
    
Fixes axischart example

              r225
            
          QChartAxis* axisX = chartView->axisX();

          axisX->setLabelsAngle(45);

          axisX->setGridPen(Qt::DashLine);

          axisX->addAxisTickLabel(0,"low");

          axisX->addAxisTickLabel(50,"medium");

          axisX->addAxisTickLabel(100,"High");

        Michal Klocek
    
Adds more axis handling...

              r176
            
        Michal Klocek
    
Fixes axischart example

              r225
            
          QChartAxis* axisY = chartView->axisY();

          axisY->setLabelsAngle(45);

          axisY->setShadesBrush(Qt::yellow);

          axisY->addAxisTickLabel(0,"low");

          axisY->addAxisTickLabel(50,"medium");

          axisY->addAxisTickLabel(100,"High");

        Michal Klocek
    
Adds more axis handling...

              r176
            
          window.setCentralWidget(chartView);

          window.resize(400, 300);

          window.show();

          return a.exec();

      }

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Michal Klocek Adds more axis handling...	r176	#include <QApplication>
		#include <QMainWindow>
		#include <qchartview.h>
		#include <qlinechartseries.h>
		#include <qchart.h>
		#include <qchartaxis.h>
		#include <cmath>

		QTCOMMERCIALCHART_USE_NAMESPACE

		#define PI 3.14159265358979

		int main(int argc, char *argv[])
		{
		QApplication a(argc, argv);

		QMainWindow window;

		QLineChartSeries* series0 = new QLineChartSeries();
		QPen blue(Qt::blue);
		blue.setWidth(3);
		series0->setPen(blue);
		QLineChartSeries* series1 = new QLineChartSeries();
		QPen red(Qt::red);
		red.setWidth(3);
		series1->setPen(red);

		int numPoints = 100;

		for (int x = 0; x <= numPoints; ++x) {
		series0->add(x, fabs(sin(PI/50x)100));
		series1->add(x, fabs(cos(PI/50x)100));
		}

		QChartView* chartView = new QChartView(&window);

		chartView->setRenderHint(QPainter::Antialiasing);
Michal Klocek Adds font handling for chart's titile...	r192	chartView->setChartTitle("This is custom axis chart example");
Michal Klocek Adds more axis handling...	r176	chartView->addSeries(series0);
		chartView->addSeries(series1);
Michal Klocek Adds opacity to shades	r188
		QLinearGradient backgroundGradient;
		backgroundGradient.setColorAt(0.0, Qt::white);
		backgroundGradient.setColorAt(1.0, QRgb(0xffff80));
		backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
		chartView->setChartBackgroundBrush(backgroundGradient);
Michal Klocek Adds more axis handling...	r176
Michal Klocek Fixes axischart example	r225	QChartAxis* axisX = chartView->axisX();
		axisX->setLabelsAngle(45);
		axisX->setGridPen(Qt::DashLine);
		axisX->addAxisTickLabel(0,"low");
		axisX->addAxisTickLabel(50,"medium");
		axisX->addAxisTickLabel(100,"High");
Michal Klocek Adds more axis handling...	r176
Michal Klocek Fixes axischart example	r225	QChartAxis* axisY = chartView->axisY();
		axisY->setLabelsAngle(45);
		axisY->setShadesBrush(Qt::yellow);
		axisY->addAxisTickLabel(0,"low");
		axisY->addAxisTickLabel(50,"medium");
		axisY->addAxisTickLabel(100,"High");
Michal Klocek Adds more axis handling...	r176
		window.setCentralWidget(chartView);
		window.resize(400, 300);
		window.show();

		return a.exec();
		}