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| QGraphicsEllipseItem (IQGraphicsItem parent=null, QGraphicsScene scene=null) |
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| QGraphicsEllipseItem (QRectF rect, IQGraphicsItem parent=null, QGraphicsScene scene=null) |
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| QGraphicsEllipseItem (double x, double y, double w, double h, IQGraphicsItem parent=null, QGraphicsScene scene=null) |
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override void | CreateProxy () |
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override bool | Contains (QPointF point) |
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override bool | IsObscuredBy (IQGraphicsItem item) |
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override void | Paint (QPainter painter, QStyleOptionGraphicsItem option, QWidget widget=null) |
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new void | SetRect (double x, double y, double w, double h) |
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new void | Dispose () |
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| QAbstractGraphicsShapeItem (IQGraphicsItem parent=null, QGraphicsScene scene=null) |
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new void | Dispose () |
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| QGraphicsItem (IQGraphicsItem parent=null, QGraphicsScene scene=null) |
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virtual void | Advance (int phase) |
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new QRegion | BoundingRegion (QTransform itemToDeviceTransform) |
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new void | ClearFocus () |
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virtual bool | CollidesWithItem (IQGraphicsItem other, Qt.ItemSelectionMode mode=Qt.ItemSelectionMode.IntersectsItemShape) |
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virtual bool | CollidesWithPath (QPainterPath path, Qt.ItemSelectionMode mode=Qt.ItemSelectionMode.IntersectsItemShape) |
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new
System.Collections.Generic.List
< IQGraphicsItem > | CollidingItems (Qt.ItemSelectionMode mode=Qt.ItemSelectionMode.IntersectsItemShape) |
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new IQGraphicsItem | CommonAncestorItem (IQGraphicsItem other) |
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new object | Data (int key) |
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new QTransform | DeviceTransform (QTransform viewportTransform) |
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new void | EnsureVisible () |
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new void | EnsureVisible (QRectF rect, int xmargin=50, int ymargin=50) |
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new void | EnsureVisible (double x, double y, double w, double h, int xmargin=50, int ymargin=50) |
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new IQGraphicsItem | FocusItem () |
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new IQGraphicsItem | FocusScopeItem () |
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new void | GrabKeyboard () |
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new void | GrabMouse () |
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new void | Hide () |
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new void | InstallSceneEventFilter (IQGraphicsItem filterItem) |
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new bool | IsAncestorOf (IQGraphicsItem child) |
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new bool | IsBlockedByModalPanel (IQGraphicsItem blockingPanel=null) |
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new bool | IsObscured () |
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new bool | IsObscured (QRectF rect) |
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new bool | IsObscured (double x, double y, double w, double h) |
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new bool | IsVisibleTo (IQGraphicsItem parent) |
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new QTransform | ItemTransform (IQGraphicsItem other) |
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new QTransform | ItemTransform (IQGraphicsItem other, ref bool ok) |
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new QPointF | MapFromItem (IQGraphicsItem item, QPointF point) |
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new QPolygonF | MapFromItem (IQGraphicsItem item, QRectF rect) |
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new QPolygonF | MapFromItem (IQGraphicsItem item, QPolygonF polygon) |
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new QPainterPath | MapFromItem (IQGraphicsItem item, QPainterPath path) |
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new QPointF | MapFromItem (IQGraphicsItem item, double x, double y) |
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new QPolygonF | MapFromItem (IQGraphicsItem item, double x, double y, double w, double h) |
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new QPointF | MapFromParent (QPointF point) |
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new QPolygonF | MapFromParent (QRectF rect) |
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new QPolygonF | MapFromParent (QPolygonF polygon) |
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new QPainterPath | MapFromParent (QPainterPath path) |
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new QPointF | MapFromParent (double x, double y) |
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new QPolygonF | MapFromParent (double x, double y, double w, double h) |
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new QPointF | MapFromScene (QPointF point) |
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new QPolygonF | MapFromScene (QRectF rect) |
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new QPolygonF | MapFromScene (QPolygonF polygon) |
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new QPainterPath | MapFromScene (QPainterPath path) |
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new QPointF | MapFromScene (double x, double y) |
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new QPolygonF | MapFromScene (double x, double y, double w, double h) |
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new QRectF | MapRectFromItem (IQGraphicsItem item, QRectF rect) |
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new QRectF | MapRectFromItem (IQGraphicsItem item, double x, double y, double w, double h) |
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new QRectF | MapRectFromParent (QRectF rect) |
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new QRectF | MapRectFromParent (double x, double y, double w, double h) |
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new QRectF | MapRectFromScene (QRectF rect) |
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new QRectF | MapRectFromScene (double x, double y, double w, double h) |
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new QRectF | MapRectToItem (IQGraphicsItem item, QRectF rect) |
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new QRectF | MapRectToItem (IQGraphicsItem item, double x, double y, double w, double h) |
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new QRectF | MapRectToParent (QRectF rect) |
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new QRectF | MapRectToParent (double x, double y, double w, double h) |
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new QRectF | MapRectToScene (QRectF rect) |
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new QRectF | MapRectToScene (double x, double y, double w, double h) |
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new QPointF | MapToItem (IQGraphicsItem item, QPointF point) |
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new QPolygonF | MapToItem (IQGraphicsItem item, QRectF rect) |
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new QPolygonF | MapToItem (IQGraphicsItem item, QPolygonF polygon) |
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new QPainterPath | MapToItem (IQGraphicsItem item, QPainterPath path) |
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new QPointF | MapToItem (IQGraphicsItem item, double x, double y) |
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new QPolygonF | MapToItem (IQGraphicsItem item, double x, double y, double w, double h) |
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new QPointF | MapToParent (QPointF point) |
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new QPolygonF | MapToParent (QRectF rect) |
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new QPolygonF | MapToParent (QPolygonF polygon) |
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new QPainterPath | MapToParent (QPainterPath path) |
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new QPointF | MapToParent (double x, double y) |
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new QPolygonF | MapToParent (double x, double y, double w, double h) |
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new QPointF | MapToScene (QPointF point) |
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new QPolygonF | MapToScene (QRectF rect) |
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new QPolygonF | MapToScene (QPolygonF polygon) |
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new QPainterPath | MapToScene (QPainterPath path) |
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new QPointF | MapToScene (double x, double y) |
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new QPolygonF | MapToScene (double x, double y, double w, double h) |
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new void | MoveBy (double dx, double dy) |
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new void | RemoveSceneEventFilter (IQGraphicsItem filterItem) |
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new void | ResetMatrix () |
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new void | ResetTransform () |
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new void | Rotate (double angle) |
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new double | Scale () |
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new void | Scale (double sx, double sy) |
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new void | Scroll (double dx, double dy) |
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new void | Scroll (double dx, double dy, QRectF rect) |
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new void | SetActive (bool active) |
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new void | SetCacheMode (QGraphicsItem.CacheMode mode, QSize cacheSize) |
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new void | SetData (int key, object value) |
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new void | SetEnabled (bool enabled) |
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new void | SetFlag (QGraphicsItem.GraphicsItemFlag flag, bool enabled=true) |
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new void | SetFocus (Qt.FocusReason focusReason=Qt.FocusReason.OtherFocusReason) |
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new void | SetMatrix (QMatrix matrix, bool combine=false) |
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new void | SetPos (double x, double y) |
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new void | SetScale (double scale) |
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new void | SetSelected (bool selected) |
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new void | SetTransform (QTransform matrix, bool combine=false) |
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new void | SetTransformOriginPoint (double ax, double ay) |
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new void | SetVisible (bool visible) |
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new void | Shear (double sh, double sv) |
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new void | Show () |
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new void | StackBefore (IQGraphicsItem sibling) |
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new QGraphicsObject | ToGraphicsObject () |
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new void | Translate (double dx, double dy) |
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new void | UngrabKeyboard () |
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new void | UngrabMouse () |
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new void | UnsetCursor () |
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new void | Update () |
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new void | Update (QRectF rect) |
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new void | Update (double x, double y, double width, double height) |
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new void | Dispose () |
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new void | SetCacheMode (QGraphicsItem.CacheMode mode, QSize cacheSize) |
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new void | SetFlag (QGraphicsItem.GraphicsItemFlag flag, bool enabled=true) |
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QRectF | Rect [get, set] |
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int | SpanAngle [get, set] |
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int | StartAngle [get, set] |
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override QRectF | BoundingRect [get] |
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override QPainterPath | OpaqueArea [get] |
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override QPainterPath | Shape [get] |
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override int | Type [get] |
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QBrush | Brush [get, set] |
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QPen | Pen [get, set] |
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override QPainterPath | OpaqueArea [get] |
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bool | AcceptDrops [get, set] |
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bool | AcceptHoverEvents [get, set] |
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bool | AcceptTouchEvents [get, set] |
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Qt.MouseButton | AcceptedMouseButtons [get, set] |
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bool | AcceptsHoverEvents [get, set] |
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double | BoundingRegionGranularity [get, set] |
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QGraphicsItem.CacheMode | cacheMode [get, set] |
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QCursor | Cursor [get, set] |
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bool | FiltersChildEvents [get, set] |
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QGraphicsItem.GraphicsItemFlag | Flags [get, set] |
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IQGraphicsItem | FocusProxy [get, set] |
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QGraphicsEffect | GraphicsEffect [get, set] |
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QGraphicsItemGroup | Group [get, set] |
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bool | HandlesChildEvents [get, set] |
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Qt.InputMethodHint | InputMethodHints [get, set] |
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double | Opacity [get, set] |
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QGraphicsItem.PanelModality | panelModality [get, set] |
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IQGraphicsItem | ParentItem [get, set] |
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QPointF | Pos [get, set] |
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double | Rotation [get, set] |
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string | ToolTip [get, set] |
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QPointF | TransformOriginPoint [get, set] |
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System.Collections.Generic.List
< QGraphicsTransform > | Transformations [get, set] |
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double | X [get, set] |
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double | Y [get, set] |
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double | ZValue [get, set] |
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QMatrix | Matrix [get] |
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QTransform | Transform [get] |
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virtual QRectF | BoundingRect [get] |
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System.Collections.Generic.List
< IQGraphicsItem > | ChildItems [get] |
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System.Collections.Generic.List
< IQGraphicsItem > | Children [get] |
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QRectF | ChildrenBoundingRect [get] |
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QPainterPath | ClipPath [get] |
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double | EffectiveOpacity [get] |
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bool | HasCursor [get] |
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bool | HasFocus [get] |
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bool | IsActive [get] |
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bool | IsClipped [get] |
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bool | IsEnabled [get] |
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bool | IsPanel [get] |
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bool | IsSelected [get] |
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bool | IsUnderMouse [get] |
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bool | IsVisible [get] |
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bool | IsWidget [get] |
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bool | IsWindow [get] |
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virtual QPainterPath | OpaqueArea [get] |
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IQGraphicsItem | Panel [get] |
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QGraphicsObject | ParentObject [get] |
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QGraphicsWidget | ParentWidget [get] |
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QGraphicsScene | Scene [get] |
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QRectF | SceneBoundingRect [get] |
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QMatrix | SceneMatrix [get] |
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QPointF | ScenePos [get] |
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QTransform | SceneTransform [get] |
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virtual QPainterPath | Shape [get] |
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IQGraphicsItem | TopLevelItem [get] |
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QGraphicsWidget | TopLevelWidget [get] |
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virtual int | Type [get] |
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QGraphicsWidget | Window [get] |
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virtual System.IntPtr | SmokeObject [get, set] |
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System.Boolean | AcceptDrops [get, set] |
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System.Boolean | AcceptHoverEvents [get, set] |
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System.Boolean | AcceptTouchEvents [get, set] |
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Qt.MouseButton | AcceptedMouseButtons [get, set] |
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System.Boolean | AcceptsHoverEvents [get, set] |
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System.Double | BoundingRegionGranularity [get, set] |
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QGraphicsItem.CacheMode | cacheMode [get, set] |
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QCursor | Cursor [get, set] |
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System.Boolean | FiltersChildEvents [get, set] |
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QGraphicsItem.GraphicsItemFlag | Flags [get, set] |
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IQGraphicsItem | FocusProxy [get, set] |
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QGraphicsEffect | GraphicsEffect [get, set] |
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QGraphicsItemGroup | Group [get, set] |
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System.Boolean | HandlesChildEvents [get, set] |
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Qt.InputMethodHint | InputMethodHints [get, set] |
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System.Double | Opacity [get, set] |
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QGraphicsItem.PanelModality | panelModality [get, set] |
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IQGraphicsItem | ParentItem [get, set] |
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QPointF | Pos [get, set] |
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System.Double | Rotation [get, set] |
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System.String | ToolTip [get, set] |
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QPointF | TransformOriginPoint [get, set] |
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System.Collections.Generic.List
< QGraphicsTransform > | Transformations [get, set] |
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System.Double | X [get, set] |
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System.Double | Y [get, set] |
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System.Double | ZValue [get, set] |
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QMatrix | Matrix [get] |
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QTransform | Transform [get] |
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QRectF | BoundingRect [get] |
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System.Collections.Generic.List
< IQGraphicsItem > | ChildItems [get] |
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System.Collections.Generic.List
< IQGraphicsItem > | Children [get] |
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QRectF | ChildrenBoundingRect [get] |
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QPainterPath | ClipPath [get] |
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System.Double | EffectiveOpacity [get] |
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System.Boolean | HasCursor [get] |
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System.Boolean | HasFocus [get] |
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System.Boolean | IsActive [get] |
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System.Boolean | IsClipped [get] |
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System.Boolean | IsEnabled [get] |
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System.Boolean | IsPanel [get] |
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System.Boolean | IsSelected [get] |
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System.Boolean | IsUnderMouse [get] |
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System.Boolean | IsVisible [get] |
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System.Boolean | IsWidget [get] |
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System.Boolean | IsWindow [get] |
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QPainterPath | OpaqueArea [get] |
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IQGraphicsItem | Panel [get] |
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QGraphicsObject | ParentObject [get] |
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QGraphicsWidget | ParentWidget [get] |
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QGraphicsScene | Scene [get] |
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QRectF | SceneBoundingRect [get] |
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QMatrix | SceneMatrix [get] |
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QPointF | ScenePos [get] |
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QTransform | SceneTransform [get] |
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QPainterPath | Shape [get] |
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IQGraphicsItem | TopLevelItem [get] |
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QGraphicsWidget | TopLevelWidget [get] |
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System.Int32 | Type [get] |
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QGraphicsWidget | Window [get] |
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The QGraphicsEllipseItem class provides an ellipse item that you can add to a QGraphicsScene.
QGraphicsEllipseItem respresents an ellipse with a fill and an outline, and you can also use it for ellipse segments (see startAngle(), spanAngle()).
To set the item's ellipse, pass a QRectF to QGraphicsEllipseItem's constructor, or call setRect(). The rect() function returns the current ellipse geometry.
QGraphicsEllipseItem uses the rect and the pen width to provide a reasonable implementation of boundingRect(), shape(), and contains(). The paint() function draws the ellipse using the item's associated pen and brush, which you can set by calling setPen() and setBrush().
See also QGraphicsPathItem, QGraphicsRectItem, QGraphicsPolygonItem, QGraphicsTextItem, QGraphicsLineItem, QGraphicsPixmapItem, and Graphics View Framework.