Added parameters to signals and made setters Q_SLOTS

Change-Id: Icec2f9f207221e35ffdeeb594bb9b4dc6ef890f1
Task-number: QTBUG-49797
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

11 files changed, 114 insertions, 127 deletions

diff --git a/src/core/core-components/qcamera.cpp b/src/core/core-components/qcamera.cpp
index c26d9b67b..c83371189 100644
--- a/src/core/core-components/qcamera.cpp
+++ b/src/core/core-components/qcamera.cpp
@@ -68,17 +68,17 @@ QCameraPrivate::QCameraPrivate()
 QCamera::QCamera(QNode *parent)
     : QEntity(*new QCameraPrivate, parent)
 {
-    QObject::connect(d_func()->m_lens, SIGNAL(projectionTypeChanged()), this, SIGNAL(projectionTypeChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(nearPlaneChanged()), this, SIGNAL(nearPlaneChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(farPlaneChanged()), this, SIGNAL(farPlaneChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(fieldOfViewChanged()), this, SIGNAL(fieldOfViewChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(aspectRatioChanged()), this, SIGNAL(aspectRatioChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(leftChanged()), this, SIGNAL(leftChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(rightChanged()), this, SIGNAL(rightChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(bottomChanged()), this, SIGNAL(bottomChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(topChanged()), this, SIGNAL(topChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(projectionMatrixChanged()), this, SIGNAL(projectionMatrixChanged()));
-    QObject::connect(d_func()->m_transform, SIGNAL(matrixChanged()), this, SIGNAL(viewMatrixChanged()));
+    QObject::connect(d_func()->m_lens, SIGNAL(projectionTypeChanged(QCameraLens::ProjectionType)), this, SIGNAL(projectionTypeChanged(QCameraLens::ProjectionType)));
+    QObject::connect(d_func()->m_lens, SIGNAL(nearPlaneChanged(float)), this, SIGNAL(nearPlaneChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(farPlaneChanged(float)), this, SIGNAL(farPlaneChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(fieldOfViewChanged(float)), this, SIGNAL(fieldOfViewChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(aspectRatioChanged(float)), this, SIGNAL(aspectRatioChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(leftChanged(float)), this, SIGNAL(leftChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(rightChanged(float)), this, SIGNAL(rightChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(bottomChanged(float)), this, SIGNAL(bottomChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(topChanged(float)), this, SIGNAL(topChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(projectionMatrixChanged(const QMatrix4x4 &)), this, SIGNAL(projectionMatrixChanged(const QMatrix4x4 &)));
+    QObject::connect(d_func()->m_transform, SIGNAL(matrixChanged(const QMatrix4x4 &)), this, SIGNAL(viewMatrixChanged(const QMatrix4x4 &)));
     addComponent(d_func()->m_lens);
     addComponent(d_func()->m_transform);
 }
@@ -92,17 +92,17 @@ QCamera::~QCamera()
 QCamera::QCamera(QCameraPrivate &dd, QNode *parent)
     : QEntity(dd, parent)
 {
-    QObject::connect(d_func()->m_lens, SIGNAL(projectionTypeChanged()), this, SIGNAL(projectionTypeChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(nearPlaneChanged()), this, SIGNAL(nearPlaneChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(farPlaneChanged()), this, SIGNAL(farPlaneChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(fieldOfViewChanged()), this, SIGNAL(fieldOfViewChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(aspectRatioChanged()), this, SIGNAL(aspectRatioChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(leftChanged()), this, SIGNAL(leftChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(rightChanged()), this, SIGNAL(rightChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(bottomChanged()), this, SIGNAL(bottomChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(topChanged()), this, SIGNAL(topChanged()));
-    QObject::connect(d_func()->m_lens, SIGNAL(projectionMatrixChanged()), this, SIGNAL(projectionMatrixChanged()));
-    QObject::connect(d_func()->m_transform, SIGNAL(matrixChanged()), this, SIGNAL(viewMatrixChanged()));
+    QObject::connect(d_func()->m_lens, SIGNAL(projectionTypeChanged(QCameraLens::ProjectionType)), this, SIGNAL(projectionTypeChanged(QCameraLens::ProjectionType)));
+    QObject::connect(d_func()->m_lens, SIGNAL(nearPlaneChanged(float)), this, SIGNAL(nearPlaneChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(farPlaneChanged(float)), this, SIGNAL(farPlaneChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(fieldOfViewChanged(float)), this, SIGNAL(fieldOfViewChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(aspectRatioChanged(float)), this, SIGNAL(aspectRatioChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(leftChanged(float)), this, SIGNAL(leftChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(rightChanged(float)), this, SIGNAL(rightChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(bottomChanged(float)), this, SIGNAL(bottomChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(topChanged(float)), this, SIGNAL(topChanged(float)));
+    QObject::connect(d_func()->m_lens, SIGNAL(projectionMatrixChanged(const QMatrix4x4 &)), this, SIGNAL(projectionMatrixChanged(const QMatrix4x4 &)));
+    QObject::connect(d_func()->m_transform, SIGNAL(matrixChanged(const QMatrix4x4 &)), this, SIGNAL(viewMatrixChanged(const QMatrix4x4 &)));
     addComponent(d_func()->m_lens);
     addComponent(d_func()->m_transform);
 }
@@ -411,8 +411,8 @@ void QCamera::setPosition(const QVector3D &position)
     d->m_position = position;
     d->m_cameraToCenter = d->m_viewCenter - position;
     d->m_viewMatrixDirty = true;
-    emit positionChanged();
-    emit viewVectorChanged();
+    emit positionChanged(position);
+    emit viewVectorChanged(d->m_cameraToCenter);
     d->updateViewMatrix();
 }
 
@@ -430,7 +430,7 @@ void QCamera::setUpVector(const QVector3D &upVector)
     Q_D(QCamera);
     d->m_upVector = upVector;
     d->m_viewMatrixDirty = true;
-    emit upVectorChanged();
+    emit upVectorChanged(upVector);
     d->updateViewMatrix();
 }
 
@@ -449,8 +449,8 @@ void QCamera::setViewCenter(const QVector3D &viewCenter)
     d->m_viewCenter = viewCenter;
     d->m_cameraToCenter = viewCenter - d->m_position;
     d->m_viewMatrixDirty = true;
-    emit viewCenterChanged();
-    emit viewVectorChanged();
+    emit viewCenterChanged(viewCenter);
+    emit viewVectorChanged(d->m_cameraToCenter);
     d->updateViewMatrix();
 }
 
diff --git a/src/core/core-components/qcamera.h b/src/core/core-components/qcamera.h
index e44f0778c..f09281c50 100644
--- a/src/core/core-components/qcamera.h
+++ b/src/core/core-components/qcamera.h
@@ -109,63 +109,52 @@ public:
     Q_INVOKABLE void rotate(const QQuaternion& q);
     Q_INVOKABLE void rotateAboutViewCenter(const QQuaternion& q);
 
-    void setProjectionType(QCameraLens::ProjectionType type);
     QCameraLens::ProjectionType projectionType() const;
-
-    void setNearPlane(float nearPlane);
     float nearPlane() const;
-
-    void setFarPlane(float farPlane);
     float farPlane() const;
-
-    void setFieldOfView(float fieldOfView);
     float fieldOfView() const;
-
-    void setAspectRatio(float aspectRatio);
     float aspectRatio() const;
-
-    void setLeft(float left);
     float left() const;
-
-    void setRight(float right);
     float right() const;
-
-    void setBottom(float bottom);
     float bottom() const;
-
-    void setTop(float top);
     float top() const;
-
     QMatrix4x4 projectionMatrix() const;
-
-    void setPosition(const QVector3D &position);
     QVector3D position() const;
-
-    void setUpVector(const QVector3D &upVector);
     QVector3D upVector() const;
-
-    void setViewCenter(const QVector3D &viewCenter);
     QVector3D viewCenter() const;
-
     QVector3D viewVector() const;
     QMatrix4x4 viewMatrix() const;
 
+public Q_SLOTS:
+    void setProjectionType(QCameraLens::ProjectionType type);
+    void setNearPlane(float nearPlane);
+    void setFarPlane(float farPlane);
+    void setFieldOfView(float fieldOfView);
+    void setAspectRatio(float aspectRatio);
+    void setLeft(float left);
+    void setRight(float right);
+    void setBottom(float bottom);
+    void setTop(float top);
+    void setPosition(const QVector3D &position);
+    void setUpVector(const QVector3D &upVector);
+    void setViewCenter(const QVector3D &viewCenter);
+
 Q_SIGNALS:
-    void projectionTypeChanged();
-    void nearPlaneChanged();
-    void farPlaneChanged();
-    void fieldOfViewChanged();
-    void aspectRatioChanged();
-    void leftChanged();
-    void rightChanged();
-    void bottomChanged();
-    void topChanged();
-    void projectionMatrixChanged();
-    void positionChanged();
-    void upVectorChanged();
-    void viewCenterChanged();
-    void viewVectorChanged();
-    void viewMatrixChanged();
+    void projectionTypeChanged(QCameraLens::ProjectionType projectionType);
+    void nearPlaneChanged(float nearPlane);
+    void farPlaneChanged(float farPlane);
+    void fieldOfViewChanged(float fieldOfView);
+    void aspectRatioChanged(float aspectRatio);
+    void leftChanged(float left);
+    void rightChanged(float right);
+    void bottomChanged(float bottom);
+    void topChanged(float top);
+    void projectionMatrixChanged(const QMatrix4x4 &projectionMatrix);
+    void positionChanged(const QVector3D &position);
+    void upVectorChanged(const QVector3D &upVector);
+    void viewCenterChanged(const QVector3D &viewCenter);
+    void viewVectorChanged(const QVector3D &viewVector);
+    void viewMatrixChanged(const QMatrix4x4 &viewMatrix);
 
 protected:
     Q_DECLARE_PRIVATE(QCamera)
diff --git a/src/core/core-components/qcameralens.cpp b/src/core/core-components/qcameralens.cpp
index 31be23984..d544d8767 100644
--- a/src/core/core-components/qcameralens.cpp
+++ b/src/core/core-components/qcameralens.cpp
@@ -114,7 +114,7 @@ void QCameraLens::setProjectionType(QCameraLens::ProjectionType projectionType)
     Q_D(QCameraLens);
     if (d->m_projectionType != projectionType) {
         d->m_projectionType = projectionType;
-        emit projectionTypeChanged();
+        emit projectionTypeChanged(projectionType);
         d->updateProjectionMatrix();
     }
 }
@@ -198,7 +198,7 @@ void QCameraLens::setNearPlane(float nearPlane)
     if (qFuzzyCompare(d->m_nearPlane, nearPlane))
         return;
     d->m_nearPlane = nearPlane;
-    emit nearPlaneChanged();
+    emit nearPlaneChanged(nearPlane);
     d->updateProjectionMatrix();
 }
 
@@ -221,7 +221,7 @@ void QCameraLens::setFarPlane(float farPlane)
     if (qFuzzyCompare(d->m_farPlane, farPlane))
         return;
     d->m_farPlane = farPlane;
-    emit farPlaneChanged();
+    emit farPlaneChanged(farPlane);
     d->updateProjectionMatrix();
 }
 
@@ -247,7 +247,7 @@ void QCameraLens::setFieldOfView(float fieldOfView)
     if (qFuzzyCompare(d->m_fieldOfView, fieldOfView))
         return;
     d->m_fieldOfView = fieldOfView;
-    emit fieldOfViewChanged();
+    emit fieldOfViewChanged(fieldOfView);
     d->updateProjectionMatrix();
 }
 
@@ -276,7 +276,7 @@ void QCameraLens::setAspectRatio(float aspectRatio)
     if (qFuzzyCompare(d->m_aspectRatio, aspectRatio))
         return;
     d->m_aspectRatio = aspectRatio;
-    emit aspectRatioChanged();
+    emit aspectRatioChanged(aspectRatio);
     d->updateProjectionMatrix();
 }
 
@@ -305,7 +305,7 @@ void QCameraLens::setLeft(float left)
     if (qFuzzyCompare(d->m_left, left))
         return;
     d->m_left = left;
-    emit leftChanged();
+    emit leftChanged(left);
     d->updateProjectionMatrix();
 }
 
@@ -334,7 +334,7 @@ void QCameraLens::setRight(float right)
     if (qFuzzyCompare(d->m_right, right))
         return;
     d->m_right = right;
-    emit rightChanged();
+    emit rightChanged(right);
     d->updateProjectionMatrix();
 }
 
@@ -363,7 +363,7 @@ void QCameraLens::setBottom(float bottom)
     if (qFuzzyCompare(d->m_bottom, bottom))
         return;
     d->m_bottom = bottom;
-    emit bottomChanged();
+    emit bottomChanged(bottom);
     d->updateProjectionMatrix();
 }
 
@@ -392,7 +392,7 @@ void QCameraLens::setTop(float top)
     if (qFuzzyCompare(d->m_top, top))
         return;
     d->m_top = top;
-    emit topChanged();
+    emit topChanged(top);
     d->updateProjectionMatrix();
 }
 
diff --git a/src/core/core-components/qcameralens.h b/src/core/core-components/qcameralens.h
index 23379fbd9..120148e29 100644
--- a/src/core/core-components/qcameralens.h
+++ b/src/core/core-components/qcameralens.h
@@ -75,31 +75,14 @@ public:
     };
     Q_ENUM(ProjectionType)
 
-    void setProjectionType(ProjectionType projectionType);
     ProjectionType projectionType() const;
-
-    void setNearPlane(float nearPlane);
     float nearPlane() const;
-
-    void setFarPlane(float nearPlane);
     float farPlane() const;
-
-    void setFieldOfView(float fieldOfView);
     float fieldOfView() const;
-
-    void setAspectRatio(float aspectRatio);
     float aspectRatio() const;
-
-    void setLeft(float left);
     float left() const;
-
-    void setRight(float right);
     float right() const;
-
-    void setBottom(float bottom);
     float bottom() const;
-
-    void setTop(float top);
     float top() const;
 
     QMatrix4x4 projectionMatrix() const;
@@ -115,17 +98,28 @@ public:
     void setPerspectiveProjection(float fieldOfView, float aspect,
                                   float nearPlane, float farPlane);
 
+public Q_SLOTS:
+    void setProjectionType(ProjectionType projectionType);
+    void setNearPlane(float nearPlane);
+    void setFarPlane(float farPlane);
+    void setFieldOfView(float fieldOfView);
+    void setAspectRatio(float aspectRatio);
+    void setLeft(float left);
+    void setRight(float right);
+    void setBottom(float bottom);
+    void setTop(float top);
+
 Q_SIGNALS:
-    void projectionTypeChanged();
-    void nearPlaneChanged();
-    void farPlaneChanged();
-    void fieldOfViewChanged();
-    void aspectRatioChanged();
-    void leftChanged();
-    void rightChanged();
-    void bottomChanged();
-    void topChanged();
-    void projectionMatrixChanged();
+    void projectionTypeChanged(QCameraLens::ProjectionType projectionType);
+    void nearPlaneChanged(float nearPlane);
+    void farPlaneChanged(float farPlane);
+    void fieldOfViewChanged(float fieldOfView);
+    void aspectRatioChanged(float aspectRatio);
+    void leftChanged(float left);
+    void rightChanged(float right);
+    void bottomChanged(float bottom);
+    void topChanged(float top);
+    void projectionMatrixChanged(const QMatrix4x4 &projectionMatrix);
 
 protected:
     QCameraLens(QCameraLensPrivate &dd, QNode *parent = 0);
diff --git a/src/core/core-components/qcameralens_p.h b/src/core/core-components/qcameralens_p.h
index e06ee2396..02cc292bb 100644
--- a/src/core/core-components/qcameralens_p.h
+++ b/src/core/core-components/qcameralens_p.h
@@ -102,7 +102,7 @@ private:
         Q_Q(QCameraLens);
         m_projectionMatrix.setToIdentity();
         m_projectionMatrix.perspective(m_fieldOfView, m_aspectRatio, m_nearPlane, m_farPlane);
-        Q_EMIT q->projectionMatrixChanged();
+        Q_EMIT q->projectionMatrixChanged(m_projectionMatrix);
     }
 
     inline void updateOrthographicProjection()
@@ -110,7 +110,7 @@ private:
         Q_Q(QCameraLens);
         m_projectionMatrix.setToIdentity();
         m_projectionMatrix.ortho(m_left, m_right, m_bottom, m_top, m_nearPlane, m_farPlane);
-        Q_EMIT q->projectionMatrixChanged();
+        Q_EMIT q->projectionMatrixChanged(m_projectionMatrix);
     }
 
     inline void updateFrustumProjection()
@@ -118,7 +118,7 @@ private:
         Q_Q(QCameraLens);
         m_projectionMatrix.setToIdentity();
         m_projectionMatrix.frustum(m_left, m_right, m_bottom, m_top, m_nearPlane, m_farPlane);
-        Q_EMIT q->projectionMatrixChanged();
+        Q_EMIT q->projectionMatrixChanged(m_projectionMatrix);
     }
 };
 
diff --git a/src/core/nodes/qcomponent.cpp b/src/core/nodes/qcomponent.cpp
index baa201b0f..e4fbcb67d 100644
--- a/src/core/nodes/qcomponent.cpp
+++ b/src/core/nodes/qcomponent.cpp
@@ -150,7 +150,7 @@ void QComponent::setShareable(bool shareable)
     Q_D(QComponent);
     if (d->m_shareable != shareable) {
         d->m_shareable = shareable;
-        emit shareableChanged();
+        emit shareableChanged(shareable);
     }
 }
 
diff --git a/src/core/nodes/qcomponent.h b/src/core/nodes/qcomponent.h
index 78ec6f0ae..9ea17e454 100644
--- a/src/core/nodes/qcomponent.h
+++ b/src/core/nodes/qcomponent.h
@@ -56,17 +56,19 @@ public:
     ~QComponent();
 
     bool shareable() const;
-    void setShareable(bool shareable);
 
     QVector<QEntity *> entities() const;
 
+public Q_SLOTS:
+    void setShareable(bool shareable);
+
 protected:
     QComponent(QComponentPrivate &dd, QNode *parent = 0);
     void copy(const QNode *ref) Q_DECL_OVERRIDE;
 
 Q_SIGNALS:
-    void shareableChanged();
-    void enabledChanged();
+    void shareableChanged(bool shareable);
+    void enabledChanged(bool enabled);
 
 private:
     Q_DECLARE_PRIVATE(QComponent)
diff --git a/src/core/nodes/qnode.cpp b/src/core/nodes/qnode.cpp
index cad9e501b..8378e1f5f 100644
--- a/src/core/nodes/qnode.cpp
+++ b/src/core/nodes/qnode.cpp
@@ -534,7 +534,7 @@ void QNode::setParent(QNode *parent)
     QObject::setParent(parent);
     if (parentNode())
         QNodePrivate::get(parentNode())->_q_addChild(this);
-    emit parentChanged();
+    emit parentChanged(parent);
 }
 
 /*!
diff --git a/src/core/nodes/qnode.h b/src/core/nodes/qnode.h
index 39d0eca95..f8096ed32 100644
--- a/src/core/nodes/qnode.h
+++ b/src/core/nodes/qnode.h
@@ -85,12 +85,14 @@ public:
     bool notificationsBlocked() const;
     bool blockNotifications(bool block);
 
-    virtual void setParent(QNode *parent);
     QNodeList childrenNodes() const;
 
-    void setEnabled(bool isEnabled);
     bool isEnabled() const;
 
+public Q_SLOTS:
+    virtual void setParent(QNode *parent);
+    void setEnabled(bool isEnabled);
+
 protected:
     // Clone should only be made in the main thread
     static QNode *clone(QNode *node);
@@ -117,7 +119,7 @@ private:
     friend class QScene;
 
 Q_SIGNALS:
-    void parentChanged();
+    void parentChanged(QObject *parent);
     void enabledChanged(bool enabled);
 };
 
diff --git a/src/core/transforms/qtransform.cpp b/src/core/transforms/qtransform.cpp
index 81e5a83a3..ea640b802 100644
--- a/src/core/transforms/qtransform.cpp
+++ b/src/core/transforms/qtransform.cpp
@@ -100,12 +100,12 @@ void QTransform::setMatrix(const QMatrix4x4 &m)
         d->m_scale = s;
         d->m_rotation = r;
         d->m_translation = t;
-        emit scale3DChanged();
-        emit rotationChanged();
-        emit translationChanged();
+        emit scale3DChanged(s);
+        emit rotationChanged(r);
+        emit translationChanged(t);
 
         const bool wasBlocked = blockNotifications(true);
-        emit matrixChanged();
+        emit matrixChanged(m);
         blockNotifications(wasBlocked);
     }
 }
@@ -126,7 +126,7 @@ void QTransform::setScale3D(const QVector3D &scale)
     if (scale != d->m_scale) {
         d->m_scale = scale;
         d->m_matrixDirty = true;
-        emit scale3DChanged();
+        emit scale3DChanged(scale);
     }
 }
 
@@ -142,7 +142,7 @@ void QTransform::setScale(float scale)
     if (scale != d->m_scale.x()) {
         setScale3D(QVector3D(scale, scale, scale));
         const bool wasBlocked = blockNotifications(true);
-        emit scaleChanged();
+        emit scaleChanged(scale);
         blockNotifications(wasBlocked);
     }
 }
@@ -159,7 +159,7 @@ void QTransform::setRotation(const QQuaternion &rotation)
     if (rotation != d->m_rotation) {
         d->m_rotation = rotation;
         d->m_matrixDirty = true;
-        emit rotationChanged();
+        emit rotationChanged(rotation);
     }
 }
 
@@ -175,7 +175,7 @@ void QTransform::setTranslation(const QVector3D &translation)
     if (translation != d->m_translation) {
         d->m_translation = translation;
         d->m_matrixDirty = true;
-        emit translationChanged();
+        emit translationChanged(translation);
     }
 }
 
diff --git a/src/core/transforms/qtransform.h b/src/core/transforms/qtransform.h
index c353349ab..e3c4eeef3 100644
--- a/src/core/transforms/qtransform.h
+++ b/src/core/transforms/qtransform.h
@@ -90,11 +90,11 @@ public Q_SLOTS:
     void setMatrix(const QMatrix4x4 &matrix);
 
 Q_SIGNALS:
-    void scaleChanged();
-    void scale3DChanged();
-    void rotationChanged();
-    void translationChanged();
-    void matrixChanged();
+    void scaleChanged(float scale);
+    void scale3DChanged(const QVector3D &scale);
+    void rotationChanged(const QQuaternion &rotation);
+    void translationChanged(const QVector3D &translation);
+    void matrixChanged(const QMatrix4x4 &matrix);
 
 protected:
     QTransform(QTransformPrivate &dd, QNode *parent = 0);