TransferFunctionEditor::TransferFunctionEditor()
{
renderer = NULL;
//! Load color maps.
loadColorMaps();
//! Setup UI elments.
QVBoxLayout * layout = new QVBoxLayout();
layout->setSizeConstraint(QLayout::SetMinimumSize);
setLayout(layout);
//! Form layout.
QWidget *formWidget = new QWidget();
QGridLayout *gridLayout = new QGridLayout();
formWidget->setLayout(gridLayout);
layout->addWidget(formWidget);
//! Color map choice.
for(unsigned int i=0; i<colorMaps.size(); i++)
{
std::string name = cmap_name(colorMaps[i].getName());
colorMapComboBox.addItem(name.c_str());
}
gridLayout->addWidget(new QLabel("Colormap"), 0, 0, 1, 1);
gridLayout->addWidget(&colorMapComboBox, 0, 1, 1, 3);
gridLayout->addWidget(new QLabel("Min"), 1, 0, 1, 1);
rangeMin.setValidator(new QDoubleValidator());
connect(&rangeMin, SIGNAL(returnPressed()), this, SLOT(rangeMinChanged()));
gridLayout->addWidget(&rangeMin, 1, 1, 1, 1);
gridLayout->addWidget(new QLabel("Max"), 1, 2, 1, 1);
rangeMax.setValidator(new QDoubleValidator());
connect(&rangeMax, SIGNAL(returnPressed()), this, SLOT(rangeMaxChanged()));
gridLayout->addWidget(&rangeMax, 1, 3, 1, 1);
//! Widget containing opacity transfer function widget and scaling slider.
QWidget * transferFunctionAlphaGroup = new QWidget();
QHBoxLayout * hboxLayout = new QHBoxLayout();
transferFunctionAlphaGroup->setLayout(hboxLayout);
//! Opacity transfer function widget.
hboxLayout->addWidget(&transferFunctionAlphaWidget);
//! Opacity scaling slider, defaults to median value in range.
transferFunctionAlphaScalingSlider.setValue(int(transferFunction.GetScale() * (transferFunctionAlphaScalingSlider.minimum() + transferFunctionAlphaScalingSlider.maximum())));
transferFunctionAlphaScalingSlider.setOrientation(Qt::Vertical);
hboxLayout->addWidget(&transferFunctionAlphaScalingSlider);
gridLayout->addWidget(transferFunctionAlphaGroup, 2, 0, 1, 4);
connect(&colorMapComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(setColorMapIndex(int)));
connect(&transferFunctionAlphaWidget, SIGNAL(transferFunctionChanged()), this, SLOT(alphaWidgetChanged()));
connect(&transferFunctionAlphaScalingSlider, SIGNAL(valueChanged(int)), this, SLOT(alphaWidgetChanged()));
setColorMapIndex(0);
}
void Colormap_continuous_controller::init_colormap_selector(){
SmartPtr<Named_interface> ni =
Root::instance()->interface( colorscale_manager );
Manager* cmap_manager = dynamic_cast<Manager*>( ni.raw_ptr() );
appli_assert( cmap_manager );
for( Manager::interface_iterator cmap_it = cmap_manager->begin_interfaces();
cmap_it != cmap_manager->end_interfaces(); ++cmap_it ) {
QString cmap_name( cmap_manager->name( cmap_it->raw_ptr() ).c_str() );
colormap_selector_->addItem( cmap_name );
}
int id = colormap_selector_->findText("rainbow");
if(id >= 0 ) {
colormap_selector_->setCurrentIndex(id);
}
}
void TransferFunctionEditor::addColorMap(VColorMap cmap)
{
colorMaps.push_back(cmap);
colorMapComboBox.addItem(cmap_name(colorMaps[colorMaps.size()-1].getName()).c_str());
colorMapComboBox.setCurrentIndex(colorMaps.size()-1);
}
