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#include "analogaxisinput_p.h"

#include <Qt3DInput/qanalogaxisinput.h>
#include <Qt3DInput/qabstractphysicaldevice.h>
#include <Qt3DCore/qpropertyupdatedchange.h>

#include <Qt3DInput/private/qabstractphysicaldevicebackendnode_p.h>
#include <Qt3DInput/private/qanalogaxisinput_p.h>
#include <Qt3DInput/private/utils_p.h>

QT_BEGIN_NAMESPACE

namespace Qt3DInput {

namespace Input {

AnalogAxisInput::AnalogAxisInput()
    : AbstractAxisInput()
    , m_axis(0)
{
}

void AnalogAxisInput::initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change)
{
    const auto typedChange = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<QAnalogAxisInputData>>(change);
    const auto &data = typedChange->data;
    m_axis = data.axis;
    AbstractAxisInput::initializeFromPeer(change);
}

void AnalogAxisInput::cleanup()
{
    m_axis = 0;
    AbstractAxisInput::cleanup();
}

void AnalogAxisInput::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
    if (e->type() == Qt3DCore::PropertyUpdated) {
        Qt3DCore::QPropertyUpdatedChangePtr propertyChange = qSharedPointerCast<Qt3DCore::QPropertyUpdatedChange>(e);
        if (propertyChange->propertyName() == QByteArrayLiteral("axis")) {
            m_axis = propertyChange->value().toInt();
        }
    }
    AbstractAxisInput::sceneChangeEvent(e);
}

float AnalogAxisInput::process(InputHandler *inputHandler, qint64 currentTime)
{
    Q_UNUSED(currentTime);

    if (!isEnabled())
        return 0.0f;

    if (m_axis == -1)
        return 0.0f;

    QAbstractPhysicalDeviceBackendNode *physicalDeviceBackend = Utils::physicalDeviceForInput(this, inputHandler);
    if (!physicalDeviceBackend)
        return 0.0f;

    return physicalDeviceBackend->processedAxisValue(m_axis);
}

} // Input

} // Qt3DInput

QT_END_NAMESPACE
