plugin: create caching image manager

No need for external proc

1 files changed, 57 insertions, 0 deletions

diff --git a/plugin/src/Caelestia/cachingimagemanager.hpp b/plugin/src/Caelestia/cachingimagemanager.hpp
new file mode 100644
index 0000000..e2cbd41
--- /dev/null
+++ b/plugin/src/Caelestia/cachingimagemanager.hpp
@@ -0,0 +1,57 @@
+#pragma once
+
+#include <qobject.h>
+#include <qqmlintegration.h>
+#include <QtQuick/QQuickItem>
+
+class CachingImageManager : public QObject {
+    Q_OBJECT;
+    QML_ELEMENT;
+
+    Q_PROPERTY(QQuickItem* item READ item WRITE setItem NOTIFY itemChanged REQUIRED);
+    Q_PROPERTY(QUrl cacheDir READ cacheDir WRITE setCacheDir NOTIFY cacheDirChanged REQUIRED);
+
+    Q_PROPERTY(QString path READ path WRITE setPath NOTIFY pathChanged);
+    Q_PROPERTY(QUrl cachePath READ cachePath NOTIFY cachePathChanged);
+    Q_PROPERTY(bool usingCache READ usingCache NOTIFY usingCacheChanged);
+
+public:
+    explicit CachingImageManager(QObject* parent = nullptr): QObject(parent) {};
+
+    [[nodiscard]] QQuickItem* item() const;
+    void setItem(QQuickItem* item);
+
+    [[nodiscard]] QUrl cacheDir() const;
+    void setCacheDir(const QUrl& cacheDir);
+
+    [[nodiscard]] QString path() const;
+    void setPath(const QString& path);
+
+    [[nodiscard]] QUrl cachePath() const;
+    [[nodiscard]] bool usingCache() const;
+
+signals:
+    void itemChanged();
+    void cacheDirChanged();
+
+    void pathChanged();
+    void cachePathChanged();
+    void usingCacheChanged();
+
+private slots:
+    void handleStatusChanged();
+
+private:
+    QQuickItem* m_item;
+    QUrl m_cacheDir;
+
+    QString m_path;
+    QUrl m_cachePath;
+    bool m_usingCache;
+
+    [[nodiscard]] qreal effectiveScale() const;
+    int effectiveWidth() const;
+    int effectiveHeight() const;
+
+    [[nodiscard]] QString sha256sum(const QString& path) const;
+};