70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
#pragma once
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#include <QQuickAsyncImageProvider>
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#include <QQuickImageResponse>
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#include <QImage>
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#include <QThreadPool>
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#include <mtx/common.hpp>
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#include <boost/optional.hpp>
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class MxcImageResponse
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: public QQuickImageResponse
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, public QRunnable
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{
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public:
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MxcImageResponse(const QString &id,
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const QSize &requestedSize,
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boost::optional<mtx::crypto::EncryptedFile> encryptionInfo)
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: m_id(id)
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, m_requestedSize(requestedSize)
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, m_encryptionInfo(encryptionInfo)
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{
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setAutoDelete(false);
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}
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QQuickTextureFactory *textureFactory() const override
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{
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return QQuickTextureFactory::textureFactoryForImage(m_image);
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}
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QString errorString() const override { return m_error; }
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void run() override;
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QString m_id, m_error;
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QSize m_requestedSize;
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QImage m_image;
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boost::optional<mtx::crypto::EncryptedFile> m_encryptionInfo;
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};
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class MxcImageProvider
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: public QObject
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, public QQuickAsyncImageProvider
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{
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Q_OBJECT
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public slots:
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QQuickImageResponse *requestImageResponse(const QString &id,
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const QSize &requestedSize) override
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{
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boost::optional<mtx::crypto::EncryptedFile> info;
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auto temp = infos.find("mxc://" + id);
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if (temp != infos.end())
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info = *temp;
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MxcImageResponse *response = new MxcImageResponse(id, requestedSize, info);
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pool.start(response);
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return response;
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}
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void addEncryptionInfo(mtx::crypto::EncryptedFile info)
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{
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infos.insert(QString::fromStdString(info.url), info);
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}
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private:
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QThreadPool pool;
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QHash<QString, mtx::crypto::EncryptedFile> infos;
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};
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