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Bug #4299 ยป test_20150708a_WCartesianChart_zoom_tooltips.C

Same as attached to #4297 - Bruce Toll, 07/08/2015 11:29 PM

 
#include <Wt/WApplication>
#include <Wt/WBootstrapTheme>
#include <Wt/WCheckBox>
#include <Wt/WComboBox>
#include <Wt/WDialog>
#include <Wt/WLabel>
#include <Wt/WLineEdit>
#include <Wt/WPushButton>
#include <Wt/WStandardItem>
#include <Wt/WStandardItemModel>
#include <Wt/WStringListModel>
#include <Wt/WText>
#include <Wt/WVBoxLayout>
#include <Wt/Chart/WCartesianChart>

using namespace Wt;

class TestApplication : public WApplication
{
public:
TestApplication(const WEnvironment& env);
~TestApplication() { }

private:
WBootstrapTheme theme_;
WStandardItemModel *chartModel_;
int chartInstance_ = 0;
};

TestApplication::TestApplication(const WEnvironment& env) : WApplication(env)
{
setTitle("WCartesianChart Tooltips");
theme_.setVersion(WBootstrapTheme::Version3);
setTheme(&theme_);
styleSheet().addRule(".form-control", "margin-bottom: 10px;");

root()->setStyleClass("container-fluid");
root()->setMinimumSize(900, 0);
auto outerWell = new WContainerWidget(root());
outerWell->setStyleClass("col-xs-4 well well-sm");
auto form = new WContainerWidget(new WContainerWidget(outerWell));

auto chartPositionerHolder = new WContainerWidget(root());
chartPositionerHolder->setStyleClass("col-xs-8");
auto chartPositioner = new WContainerWidget(chartPositionerHolder);
chartPositioner->setPositionScheme(Relative);

auto top = new WContainerWidget(form);
top->setStyleClass("col-xs-12");

new WText("<h5>Press 'Create Chart' to add new chart based on options. "
"Test location of tooltips, with zoom enabled and disabled.</h5>", top);

auto zoomableCheckBox = new WCheckBox("Zoom", top);
zoomableCheckBox->setStyleClass("checkbox-inline");

auto crosshairCheckBox = new WCheckBox("Crosshair", top);
crosshairCheckBox->setStyleClass("checkbox-inline");

auto y2AxisCheckBox = new WCheckBox("Y2Axis", top);
y2AxisCheckBox->setStyleClass("checkbox-inline");

auto smallMarkerCheckBox = new WCheckBox("SmallMarker", top);
smallMarkerCheckBox->setStyleClass("checkbox-inline");

auto titleCheckBox = new WCheckBox("Title", top);
titleCheckBox->setStyleClass("checkbox-inline");

auto legendCheckBox = new WCheckBox("Legend", top);
legendCheckBox->setStyleClass("checkbox-inline");

auto openDialogButton = new WPushButton("Create Chart", top);
openDialogButton->setStyleClass("btn-primary btn-block");
openDialogButton->setMargin(20, Bottom);

chartModel_ = new WStandardItemModel(11, 3, this);
chartModel_->setHeaderData(1, Horizontal, "Series 1");
chartModel_->setHeaderData(2, Horizontal, "Series 2");

for (int col=0; col < 3; ++col) {
for (int row=0; row < 11; ++row) {
auto item = new WStandardItem(boost::lexical_cast<std::string>(row + col));
std::string coords = "(" + boost::lexical_cast<std::string>(row) + ", " +
boost::lexical_cast<std::string>(row + col) + ")";
item->setData(coords, ToolTipRole);
chartModel_->setItem(row, col, item);
}
}

openDialogButton->clicked().connect(std::bind([=] {
auto dialog = new WDialog(
zoomableCheckBox->checkState() ? "Zoomable" : "Not Zoomable");
dialog->setModal(false);
dialog->setResizable(true);
dialog->setClosable(true);
dialog->rejectWhenEscapePressed(true);
dialog->setSelectable(false);
dialog->setMinimumSize(400, 400);
dialog->contents()->setLayout(new WVBoxLayout());

Chart::WCartesianChart *chart = new Chart::WCartesianChart(Chart::ScatterPlot);
chart->setAutoLayoutEnabled();
chart->setZoomEnabled(zoomableCheckBox->isChecked());
chart->setPanEnabled(zoomableCheckBox->isChecked());
chart->setLegendEnabled(legendCheckBox->isChecked());
if (zoomableCheckBox->isChecked()) {
chart->setCrosshairEnabled(crosshairCheckBox->isChecked());
}

dynamic_cast<WVBoxLayout *>(dialog->contents()->layout())->addWidget(chart, 1);
++chartInstance_;
if (titleCheckBox->isChecked())
chart->setTitle("Test Chart " + boost::lexical_cast<std::string>(chartInstance_));
chart->setModel(chartModel_);
chart->setXSeriesColumn(0);
chart->addSeries(Chart::WDataSeries(1, Chart::PointSeries));
chart->addSeries(Chart::WDataSeries(2, Chart::PointSeries)); // for Y2Axis

for (auto ax: {Chart::YAxis, Chart::Y2Axis}) {
chart->axis(ax).setLabelFormat("%.1f");
chart->axis(ax).setTitleOrientation(Vertical);
}
if (y2AxisCheckBox->isChecked()) {
chart->series(2).bindToAxis(Chart::Y2Axis);
chart->axis(Chart::Y2Axis).setVisible(y2AxisCheckBox->isChecked());
chart->axis(Chart::Y2Axis).setTitle("y-axis2 label");
}

if (smallMarkerCheckBox->isChecked()) {
chart->series(1).setMarkerSize(5);
chart->series(2).setMarkerSize(5);
}

chart->axis(Chart::XAxis).setTitle("x-axis label");
chart->axis(Chart::XAxis).setLabelFormat("%.1f");
chart->axis(Chart::XAxis).setGridLinesEnabled(true);
chart->axis(Chart::XAxis).setGridLinesPen(WPen(WColor(224, 224, 224)));

chart->axis(Chart::YAxis).setTitle("y-axis label");
chart->axis(Chart::YAxis).setGridLinesEnabled(true);
chart->axis(Chart::YAxis).setGridLinesPen(WPen(WColor(224, 224, 224)));

dialog->contents()->setSelectable(false);
dialog->setCanReceiveFocus(true);
chartPositioner->resize(0, ((chartInstance_) % 7) * 40);
chartPositioner->setOffsets(((chartInstance_) % 7) * 40, Left);
dialog->positionAt(chartPositioner, Vertical);
dialog->show();
}));
}

int main(int argc, char **argv)
{
return WRun(argc, argv, [](const WEnvironment& env) {return new TestApplication(env);});
}
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