Zacharias-Brohn
66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
#pragma once
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#include <QtQuick/qquickitem.h>
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#include <qobject.h>
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#include <qqmlintegration.h>
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namespace ZShell::internal {
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class CachingImageManager : public QObject {
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Q_OBJECT
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QML_ELEMENT
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Q_PROPERTY(QQuickItem* item READ item WRITE setItem NOTIFY itemChanged REQUIRED)
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Q_PROPERTY(QUrl cacheDir READ cacheDir WRITE setCacheDir NOTIFY cacheDirChanged REQUIRED)
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Q_PROPERTY(QString path READ path WRITE setPath NOTIFY pathChanged)
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Q_PROPERTY(QUrl cachePath READ cachePath NOTIFY cachePathChanged)
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public:
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explicit CachingImageManager(QObject* parent = nullptr)
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: QObject(parent)
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, m_item(nullptr) {}
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[[nodiscard]] QQuickItem* item() const;
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void setItem(QQuickItem* item);
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[[nodiscard]] QUrl cacheDir() const;
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void setCacheDir(const QUrl& cacheDir);
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[[nodiscard]] QString path() const;
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void setPath(const QString& path);
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[[nodiscard]] QUrl cachePath() const;
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Q_INVOKABLE void updateSource();
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Q_INVOKABLE void updateSource(const QString& path);
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signals:
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void itemChanged();
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void cacheDirChanged();
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void pathChanged();
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void cachePathChanged();
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void usingCacheChanged();
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private:
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QString m_shaPath;
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QQuickItem* m_item;
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QUrl m_cacheDir;
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QString m_path;
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QUrl m_cachePath;
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QMetaObject::Connection m_widthConn;
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QMetaObject::Connection m_heightConn;
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[[nodiscard]] qreal effectiveScale() const;
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[[nodiscard]] QSize effectiveSize() const;
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void createCache(const QString& path, const QString& cache, const QString& fillMode, const QSize& size) const;
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[[nodiscard]] static QString sha256sum(const QString& path);
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};
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} // namespace ZShell::internal
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