71 lines
1.7 KiB
C++
71 lines
1.7 KiB
C++
#ifndef MatrixImageProvider_H
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#define MatrixImageProvider_H
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#pragma once
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#include <QtQuick/QQuickAsyncImageProvider>
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#include <connection.h>
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#include <jobs/mediathumbnailjob.h>
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#include <QtCore/QAtomicPointer>
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#include <QtCore/QReadWriteLock>
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namespace QMatrixClient {
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class Connection;
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}
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class ThumbnailResponse : public QQuickImageResponse {
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Q_OBJECT
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public:
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ThumbnailResponse(QMatrixClient::Connection* c,
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QString mediaId,
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const QSize& requestedSize);
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~ThumbnailResponse() override = default;
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private slots:
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void startRequest();
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void prepareResult();
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void doCancel();
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private:
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QMatrixClient::Connection* c;
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const QString mediaId;
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const QSize requestedSize;
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const QString localFile;
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QMatrixClient::MediaThumbnailJob* job = nullptr;
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QImage image;
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QString errorStr;
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mutable QReadWriteLock lock; // Guards ONLY these two members above
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QQuickTextureFactory* textureFactory() const override;
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QString errorString() const override;
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void cancel() override;
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};
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class MatrixImageProvider : public QObject, public QQuickAsyncImageProvider {
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Q_OBJECT
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Q_PROPERTY(QMatrixClient::Connection* connection READ connection WRITE
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setConnection NOTIFY connectionChanged)
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public:
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explicit MatrixImageProvider() = default;
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QQuickImageResponse* requestImageResponse(
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const QString& id,
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const QSize& requestedSize) override;
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QMatrixClient::Connection* connection() { return m_connection; }
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void setConnection(QMatrixClient::Connection* connection) {
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m_connection.store(connection);
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emit connectionChanged();
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}
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signals:
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void connectionChanged();
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private:
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QAtomicPointer<QMatrixClient::Connection> m_connection;
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};
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#endif // MatrixImageProvider_H
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