diff options
Diffstat (limited to 'src/gui/graphicsview/qgraphicsitem_p.h')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsitem_p.h | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h index 24326f6..fea82ae 100644 --- a/src/gui/graphicsview/qgraphicsitem_p.h +++ b/src/gui/graphicsview/qgraphicsitem_p.h @@ -123,7 +123,7 @@ public: transformData(0), index(-1), siblingIndex(-1), - depth(0), + itemDepth(-1), focusProxy(0), subFocusItem(0), imHints(Qt::ImhNone), @@ -209,7 +209,9 @@ public: void setEnabledHelper(bool newEnabled, bool explicitly, bool update = true); bool discardUpdateRequest(bool ignoreClipping = false, bool ignoreVisibleBit = false, bool ignoreDirtyBit = false, bool ignoreOpacity = false) const; - void resolveDepth(int parentDepth); + int depth() const; + void invalidateDepthRecursively(); + void resolveDepth(); void addChild(QGraphicsItem *child); void removeChild(QGraphicsItem *child); void setParentItemHelper(QGraphicsItem *parent); @@ -419,7 +421,7 @@ public: QTransform sceneTransform; int index; int siblingIndex; - int depth; + int itemDepth; // Lazily calculated when calling depth(). QGraphicsItem *focusProxy; QList<QGraphicsItem **> focusProxyRefs; QGraphicsItem *subFocusItem; @@ -500,16 +502,17 @@ struct QGraphicsItemPrivate::TransformData return transform * *postmultiplyTransform; } - QTransform x(transform); + QMatrix4x4 x(transform); for (int i = 0; i < graphicsTransforms.size(); ++i) graphicsTransforms.at(i)->applyTo(&x); x.translate(xOrigin, yOrigin); - x.rotate(rotation, Qt::ZAxis); - x.scale(scale, scale); + x.rotate(rotation, 0, 0, 1); + x.scale(scale); x.translate(-xOrigin, -yOrigin); + QTransform t = x.toTransform(); // project the 3D matrix back to 2D. if (postmultiplyTransform) - x *= *postmultiplyTransform; - return x; + t *= *postmultiplyTransform; + return t; } }; |