Method handleFormatKnob

Engine/Node.cpp:2524–2562

}

bool
Node::handleFormatKnob(KnobI* knob)
{
    KnobChoicePtr choice = _imp->pluginFormatKnobs.formatChoice.lock();

    if (!choice) {
        return false;
    }

    if ( knob != choice.get() ) {
        return false;
    }
    if (choice->getIsSecret()) {
        return true;
    }
    int curIndex = choice->getValue();
    Format f;
    if ( !getApp()->getProject()->getProjectFormatAtIndex(curIndex, &f) ) {
        assert(false);

        return true;
    }

    KnobIntPtr size = _imp->pluginFormatKnobs.size.lock();
    KnobDoublePtr par = _imp->pluginFormatKnobs.par.lock();
    assert(size && par);

    _imp->effect->beginChanges();
    size->blockValueChanges();
    size->setValues(f.width(), f.height(), ViewSpec::all(), eValueChangedReasonNatronInternalEdited);
    size->unblockValueChanges();
    par->blockValueChanges();
    par->setValue( f.getPixelAspectRatio() );
    par->unblockValueChanges();

    _imp->effect->endChanges();

    return true;
}

void
Node::refreshFormatParamChoice(const std::vector<ChoiceOption>& entries,