mirror of https://github.com/CGAL/cgal
122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
#ifndef SCENE_FIND_ITEMS
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#define SCENE_FIND_ITEMS
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#include <QObject>
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#include <QMetaObject>
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#include <CGAL/Three/Scene_item.h> // required, to have &Scene_item::name
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#include "Scene_config.h"
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class Scene_interface;
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namespace scene {
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namespace details {
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typedef QString (CGAL::Three::Scene_item ::*Scene_item_name_fn_ptr)() const;
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// Declaration only (defined in Scene.cpp)
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SCENE_EXPORT
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CGAL::Three::Scene_item*
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findItem(const CGAL::Three::Scene_interface* scene_interface,
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const QMetaObject& metaobj,
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QString name, Scene_item_name_fn_ptr fn);
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// Declaration only (defined in Scene.cpp)
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SCENE_EXPORT
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QList<CGAL::Three::Scene_item*>
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findItems(const CGAL::Three::Scene_interface* scene_interface,
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const QMetaObject& metaobj,
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QString name, Scene_item_name_fn_ptr fn); // fwd declaration
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template <typename T>
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T findItem(const CGAL::Three::Scene_interface* scene, QString name,
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Scene_item_name_fn_ptr fn)
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{
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return
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static_cast<T>(findItem(scene,
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reinterpret_cast<T>(0)->staticMetaObject,
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name, fn));
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}
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template <typename T>
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QList<T> findItems(const CGAL::Three::Scene_interface* scene, QString name,
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Scene_item_name_fn_ptr fn)
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{
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QList<CGAL::Three::Scene_item*> void_list =
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findItems(scene, reinterpret_cast<T>(0)->staticMetaObject,
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name, fn);
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QList<T> list;
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for(CGAL::Three::Scene_item* ptr : void_list) {
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list << qobject_cast<T>(ptr);
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}
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return list;
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}
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} // end namespace details
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// Searches
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/** Search the first item that can be cast to T (T must be a pointer
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type), and called "name". If "name" is omitted, all names are
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accepted.
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*/
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template <typename T>
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T findItem(const CGAL::Three::Scene_interface* scene,
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QString item_name = QString())
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{ return details::findItem<T>(scene, item_name, &CGAL::Three::Scene_item::name); }
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/** Returns all items that can be cast to T (T must be a pointer
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type), and called "name". If "name" is omitted, all names are
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accepted.
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*/
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template <typename T>
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QList<T> findItems(const CGAL::Three::Scene_interface* scene,
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QString item_name = QString())
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{ return details::findItems<T>(scene, item_name, &CGAL::Three::Scene_item::name); }
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/** Search the first item that can be cast to T (T must be a pointer
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type), and that has objectName() equal to "name". If "name" is
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omitted, all names are accepted.
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*/
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template <typename T>
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T findItemByObjectName(const CGAL::Three::Scene_interface* scene,
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QString obj_name = QString())
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{ return details::findItem<T>(scene, obj_name, &QObject::objectName); }
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/** Returns all items that can be cast to T (T must be a pointer type),
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and have objectName() equal to "name". If "name" is omitted, all
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names are accepted.
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*/
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template <typename T>
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QList<T> findItemsByObjectName(const CGAL::Three::Scene_interface* scene,
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QString obj_name = QString())
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{ return details::findItems<T>(scene, obj_name, &QObject::objectName); }
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// template <typename T>
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// T scene_findItem(const Scene* scene, QString name, Scene_item_name_fn_ptr fn) {
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// return
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// static_cast<T>(scene_findItem(scene, name, fn,
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// reinterpret_cast<T>(0)->staticMetaObject()));
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// }
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// template <typename T>
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// QList<T>
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// scene_findItems(const Scene* scene, QString name, Scene_item_name_fn_ptr fn) {
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// QList<void*> void_list =
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// scene_findItems(scene, name, fn,
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// reinterpret_cast<T>(0)->staticMetaObject());
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// QList<T> list;
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// for(void* ptr : void_list) {
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// list << static_cast<T>(ptr);
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// }
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// return list;
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// }
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// } // end scene namespace
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} // end namespace scene
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#endif
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