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36
37#ifndef QT3DANIMATION_ANIMATION_CLIPBLENDNODEVISITOR_P_H
38#define QT3DANIMATION_ANIMATION_CLIPBLENDNODEVISITOR_P_H
39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists for the convenience
45// of other Qt classes. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49//
50
51
52#include <functional>
53#include <Qt3DCore/qnodeid.h>
54
55QT_BEGIN_NAMESPACE
56
57namespace Qt3DAnimation {
58namespace Animation {
59
60class ClipBlendNodeManager;
61class ClipBlendNode;
62
63using VisitFunction = std::function<void (ClipBlendNode *)>;
64
65class Q_AUTOTEST_EXPORT ClipBlendNodeVisitor
66{
67public:
68 enum TraversalOrder {
69 PreOrder,
70 PostOrder
71 };
72
73 enum NodeFilter {
74 VisitAllNodes,
75 VisitOnlyDependencies
76 };
77
78 explicit ClipBlendNodeVisitor(ClipBlendNodeManager *manager,
79 TraversalOrder order = PostOrder,
80 NodeFilter filter = VisitAllNodes);
81
82 void traverse(Qt3DCore::QNodeId rootId, const VisitFunction &visitFunction) const;
83
84private:
85 void visitPreOrderAllNodes(ClipBlendNode *node, const VisitFunction &visitFunction) const;
86 void visitPostOrderAllNodes(ClipBlendNode *node, const VisitFunction &visitFunction) const;
87
88 void visitPreOrderDependencyNodes(ClipBlendNode *node, const VisitFunction &visitFunction) const;
89 void visitPostOrderDependencyNodes(ClipBlendNode *node, const VisitFunction &visitFunction) const;
90
91 ClipBlendNodeManager *m_manager;
92 TraversalOrder m_order;
93 NodeFilter m_filter;
94};
95
96} // Animation
97} // Qt3DAnimation
98
99QT_END_NAMESPACE
100
101#endif // QT3DANIMATION_ANIMATION_CLIPBLENDNODEVISITOR_P_H
102

source code of qt3d/src/animation/backend/clipblendnodevisitor_p.h