| /**************************************************************************** |
| ** |
| ** Copyright (C) 2019 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of Qt Quick 3D. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
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| ** accordance with the commercial license agreement provided with the |
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| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
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| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
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| ** |
| ****************************************************************************/ |
| |
| #ifndef QQUICK3DLOADER_P_H |
| #define QQUICK3DLOADER_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtQuick3D/private/qquick3dnode_p.h> |
| #include <QQmlIncubator> |
| #include <private/qqmlguard_p.h> |
| |
| #include <private/qv4value_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| class QQuick3DLoader; |
| class QQuick3DLoaderIncubator : public QQmlIncubator |
| { |
| public: |
| QQuick3DLoaderIncubator(QQuick3DLoader *l, IncubationMode mode) |
| : QQmlIncubator(mode), m_loader(l) {} |
| |
| protected: |
| void statusChanged(Status) override; |
| void setInitialState(QObject *) override; |
| |
| private: |
| QQuick3DLoader *m_loader; |
| }; |
| |
| class QQmlContext; |
| |
| class Q_QUICK3D_EXPORT QQuick3DLoader : public QQuick3DNode |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(bool active READ active WRITE setActive NOTIFY activeChanged) |
| Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) |
| Q_PROPERTY(QQmlComponent *sourceComponent READ sourceComponent WRITE setSourceComponent RESET resetSourceComponent NOTIFY sourceComponentChanged) |
| Q_PROPERTY(QObject *item READ item NOTIFY itemChanged) |
| Q_PROPERTY(Status status READ status NOTIFY statusChanged) |
| Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged) |
| Q_PROPERTY(bool asynchronous READ asynchronous WRITE setAsynchronous NOTIFY asynchronousChanged) |
| |
| public: |
| explicit QQuick3DLoader(QQuick3DNode *parent = nullptr); |
| ~QQuick3DLoader() override; |
| |
| bool active() const; |
| void setActive(bool newVal); |
| |
| Q_INVOKABLE void setSource(QQmlV4Function *); |
| |
| QUrl source() const; |
| void setSource(const QUrl &); |
| |
| QQmlComponent *sourceComponent() const; |
| void setSourceComponent(QQmlComponent *); |
| void resetSourceComponent(); |
| |
| enum Status { Null, Ready, Loading, Error }; |
| Q_ENUM(Status) |
| Status status() const; |
| qreal progress() const; |
| |
| bool asynchronous() const; |
| void setAsynchronous(bool a); |
| |
| QObject *item() const; |
| |
| Q_SIGNALS: |
| void itemChanged(); |
| void activeChanged(); |
| void sourceChanged(); |
| void sourceComponentChanged(); |
| void statusChanged(); |
| void progressChanged(); |
| void loaded(); |
| void asynchronousChanged(); |
| |
| protected: |
| void componentComplete() override; |
| |
| private Q_SLOTS: |
| void sourceLoaded(); |
| |
| private: |
| Q_DISABLE_COPY(QQuick3DLoader) |
| friend QQuick3DLoaderIncubator; |
| void setSource(const QUrl &sourceUrl, bool needsClear); |
| void loadFromSource(); |
| void loadFromSourceComponent(); |
| void clear(); |
| void load(); |
| |
| void incubatorStateChanged(QQmlIncubator::Status status); |
| void setInitialState(QObject *obj); |
| void disposeInitialPropertyValues(); |
| static QUrl resolveSourceUrl(QQmlV4Function *args); |
| QV4::ReturnedValue extractInitialPropertyValues(QQmlV4Function *args, bool *error); |
| |
| QUrl m_source; |
| QQuick3DNode *m_item; |
| QObject *m_object; |
| QQmlStrongJSQObjectReference<QQmlComponent> m_component; |
| QQmlContext *m_itemContext; |
| QQuick3DLoaderIncubator *m_incubator; |
| QV4::PersistentValue m_initialPropertyValues; |
| QV4::PersistentValue m_qmlCallingContext; |
| bool m_updatingSize: 1; |
| bool m_active : 1; |
| bool m_loadingFromSource : 1; |
| bool m_asynchronous : 1; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| QML_DECLARE_TYPE(QQuick3DLoader) |
| |
| #endif // QQUICK3DLOADER_P_H |