##// END OF EJS Templates
Small GUI fix, show full names in repository tree view...
Small GUI fix, show full names in repository tree view Signed-off-by: Alexis Jeandet <alexis.jeandet@member.fsf.org>

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PlottablesRenderingUtils.cpp
136 lines | 4.2 KiB | text/x-c | CppLexer
/ gui / src / Visualization / PlottablesRenderingUtils.cpp
#include "Visualization/PlottablesRenderingUtils.h"
#include <Common/ColorUtils.h>
#include <Variable/Variable2.h>
#include <Visualization/qcustomplot.h>
Q_LOGGING_CATEGORY(LOG_PlottablesRenderingUtils, "PlottablesRenderingUtils")
namespace
{
/**
* Delegate used to set plottables properties
*/
template <typename T, typename Enabled = void>
struct PlottablesSetter
{
static void setProperties(PlottablesMap&)
{
// Default implementation does nothing
qCCritical(LOG_PlottablesRenderingUtils())
<< "Can't set plottables properties: unmanaged type of data";
}
};
/**
* Specialization of PlottablesSetter for scalars and vectors
* @sa ScalarSeries
* @sa VectorSeries
*/
template <typename T>
struct PlottablesSetter<T,
typename std::enable_if_t<std::is_base_of<ScalarTimeSerie, T>::value
or std::is_base_of<VectorTimeSerie, T>::value
or std::is_base_of<MultiComponentTimeSerie, T>::value>>
{
static void setProperties(PlottablesMap& plottables)
{
// Finds the plottable with the highest index to determine the number of colors to generate
auto end = plottables.cend();
auto maxPlottableIndexIt = std::max_element(plottables.cbegin(), end,
[](const auto& it1, const auto& it2) { return it1.first < it2.first; });
auto componentCount = maxPlottableIndexIt != end ? maxPlottableIndexIt->first + 1 : 0;
// Generates colors for each component
auto colors = ColorUtils::colors(Qt::blue, Qt::red, componentCount);
// For each component of the data series, creates a QCPGraph to add to the plot
for (auto i = 0; i < componentCount; ++i)
{
auto graphIt = plottables.find(i);
if (graphIt != end)
{
graphIt->second->setPen(QPen { colors.at(i) });
}
}
}
};
/**
* Specialization of PlottablesSetter for spectrograms
* @sa SpectrogramSeries
*/
template <typename T>
struct PlottablesSetter<T,
typename std::enable_if_t<std::is_base_of<SpectrogramTimeSerie, T>::value>>
{
static void setProperties(PlottablesMap& plottables)
{
// Checks that for a spectrogram there is only one plottable, that is a colormap
if (plottables.size() != 1)
{
return;
}
if (auto colormap = dynamic_cast<QCPColorMap*>(plottables.begin()->second))
{
colormap->setInterpolate(false); // No value interpolation
colormap->setTightBoundary(true);
// Finds color scale in the colormap's plot to associate with it
auto plot = colormap->parentPlot();
auto plotElements = plot->plotLayout()->elements(false);
for (auto plotElement : plotElements)
{
if (auto colorScale = dynamic_cast<QCPColorScale*>(plotElement))
{
colormap->setColorScale(colorScale);
}
}
colormap->rescaleDataRange();
}
else
{
qCCritical(LOG_PlottablesRenderingUtils()) << "Can't get colormap of the spectrogram";
}
}
};
/**
* Default implementation of IPlottablesHelper, which takes data series to set plottables properties
* @tparam T the data series' type
*/
template <typename T>
struct PlottablesHelper : public IPlottablesHelper
{
void setProperties(PlottablesMap& plottables) override
{
PlottablesSetter<T>::setProperties(plottables);
}
};
} // namespace
std::unique_ptr<IPlottablesHelper> IPlottablesHelperFactory::create(Variable2& variable) noexcept
{
switch (variable.type())
{
case DataSeriesType::SCALAR:
return std::make_unique<PlottablesHelper<ScalarTimeSerie>>();
case DataSeriesType::SPECTROGRAM:
return std::make_unique<PlottablesHelper<SpectrogramTimeSerie>>();
case DataSeriesType::VECTOR:
return std::make_unique<PlottablesHelper<VectorTimeSerie>>();
case DataSeriesType::MULTICOMPONENT:
return std::make_unique<PlottablesHelper<MultiComponentTimeSerie>>();
default:
// Returns default helper
break;
}
return std::make_unique<PlottablesHelper<TimeSeries::ITimeSerie>>();
}