diff options
Diffstat (limited to 'src/datavisualization/doc')
| -rw-r--r-- | src/datavisualization/doc/src/qtdatavisualization-qml-abstractdeclarative.qdoc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/datavisualization/doc/src/qtdatavisualization-qml-abstractdeclarative.qdoc b/src/datavisualization/doc/src/qtdatavisualization-qml-abstractdeclarative.qdoc index 5f06d404..3dc5beea 100644 --- a/src/datavisualization/doc/src/qtdatavisualization-qml-abstractdeclarative.qdoc +++ b/src/datavisualization/doc/src/qtdatavisualization-qml-abstractdeclarative.qdoc @@ -385,3 +385,25 @@ * * \sa ValueAxis3D::labelFormat */ + +/*! + * \qmlproperty vector3d AbstractGraph3D::queriedGraphPosition + * \since QtDataVisualization 1.2 + * + * This read-only property contains the latest graph position values along each axis queried using + * Scene3D::graphPositionQuery. The values are normalized to range \c{[-1, 1]}. + * If the queried position was outside the graph bounds, the values + * will not reflect the real position, but will instead be some undefined position outside + * the range \c{[-1, 1]}. The value will be undefined before any queries are made. + * + * There isn't a single correct 3D coordinate to match to each specific screen position, so to be + * consistent, the queries are always done against the inner sides of an invisible box surrounding + * the graph. + * + * \note Bar graphs only allow querying graph position at the graph floor level, + * so the Y-value is always zero for bar graphs and the valid queries can be only made at + * screen positions that contain the floor of the graph. + * + * \sa Scene3D::graphPositionQuery + */ + |