DoubleWidget.hh

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#ifndef DOUBLE_WIDGET_HH
#define DOUBLE_WIDGET_HH

#include "ui_DoubleWidget.hh"

#include "ACG/Utils/IColorCoder.hh"
#include "ACG/Utils/LinearTwoColorCoder.hh"
#include <ACG/Utils/ColorConversion.hh>
#include <ACG/Utils/SmartPointer.hh>

#if QT_VERSION >= 0x050000 
  #include <QtWidgets>
#else
  #include <QtGui>
#endif


class DoubleWidget : public QWidget, public Ui::DoubleWidget
{
  Q_OBJECT

public:
  DoubleWidget(QWidget * parent = 0)
    : QWidget(parent)
  {
    setupUi(this);
  }

  std::unique_ptr<ACG::IColorCoder> buildColorCoder()
  {
      if (doubleColorCoder->isChecked()) {
          return ptr::make_unique<ACG::ColorCoder>();
      } else {
          return ptr::make_unique<ACG::LinearTwoColorCoder>(
                      ACG::to_Vec4f(doubleMin->color()),
                      ACG::to_Vec4f(doubleMax->color()));
      }
  }
  
  signals:
    void widgetShown();
        
  protected:
    void showEvent ( QShowEvent* /*event*/ ) {
      emit widgetShown();
    }
};

#endif // DOUBLE_WIDGET_HH