qquickvectorimageincubator_p.h

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// Copyright (C) 2026 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QQUICKVECTORIMAGEINCUBATOR_P_H
#define QQUICKVECTORIMAGEINCUBATOR_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 <QtCore/qthread.h>
#include <QtQml/qqmlincubator.h>
 
#include <QtQuickVectorImage/qtquickvectorimageexports.h>
#include <QtQuickVectorImageGenerator/private/qquickqmlgenerator_p.h>
#include <QtQuickVectorImageGenerator/private/qquickvectorimageplugin_p.h>
#include <QtQuickVectorImageGenerator/private/qquickvectorimageglobal_p.h>
 
QT_BEGIN_NAMESPACE
 
class QQuickVectorImagePluginGenerator;
class QQmlContext;
 
class QQuickVectorImageWorker : public QObject
{
    Q_OBJECT
public:
    QQuickVectorImageWorker() = default;
 
    void createGenerator(const QString &fileName,
                         QQuickVectorImageGenerator::GeneratorFlags flags)
    {
        m_generator.reset(new QQuickQmlGenerator(fileName, flags, QString{}));
    }
 
    QQuickQmlGenerator *generator() const { return m_generator.get(); }
 
    void addPluginGenerator(QQuickVectorImagePluginGenerator *pluginGenerator)
    {
        m_pluginGenerators.push_back(std::unique_ptr<QQuickVectorImagePluginGenerator>(pluginGenerator));
    }
 
public Q_SLOTS:
    void process();
 
Q_SIGNALS:
    void finished();
 
private:
    std::unique_ptr<QQuickQmlGenerator> m_generator;
    std::vector<std::unique_ptr<QQuickVectorImagePluginGenerator>> m_pluginGenerators;
};
 
class Q_QUICKVECTORIMAGE_EXPORT QQuickVectorImageIncubator : public QObject, public QQmlIncubator
{
    Q_OBJECT
public:
    QQuickVectorImageIncubator(IncubationMode incubationMode,
                               QQmlContext *context,
                               QObject *parent = nullptr);
    ~QQuickVectorImageIncubator();
 
    void start(const QString &fileName,
               QQuickVectorImageGenerator::GeneratorFlags flags);
 
    QQmlIncubator::Status status() const;
 
protected:
    void statusChanged(Status status) override;
 
private Q_SLOTS:
    void generatorFinished();
    void componentUpdated();
 
Q_SIGNALS:
    void statusUpdated();
 
private:
    std::unique_ptr<QQmlComponent> m_component;
    std::unique_ptr<QQuickVectorImageWorker> m_generatorWorker;
    std::unique_ptr<QThread> m_workerThread;
    QQmlContext *m_qmlContext = nullptr;
    QQmlIncubator::Status m_status = QQmlIncubator::Null;
};
 
QT_END_NAMESPACE
 
#endif // QQUICKVECTORIMAGEINCUBATOR_P_H