pollymc/launcher/minecraft/mod/TexturePack.h

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#pragma once
#include "Resource.h"
#include <QImage>
#include <QMutex>
#include <QPixmap>
#include <QPixmapCache>
class Version;
/* TODO:
*
* Store localized descriptions
* */
class TexturePack : public Resource {
Q_OBJECT
public:
using Ptr = shared_qobject_ptr<Resource>;
TexturePack(QObject* parent = nullptr) : Resource(parent) {}
TexturePack(QFileInfo file_info) : Resource(file_info) {}
/** Gets the description of the resource pack. */
[[nodiscard]] QString description() const { return m_description; }
/** Gets the image of the resource pack, converted to a QPixmap for drawing, and scaled to size. */
[[nodiscard]] QPixmap image(QSize size);
/** Thread-safe. */
void setDescription(QString new_description);
/** Thread-safe. */
void setImage(QImage new_image);
protected:
mutable QMutex m_data_lock;
/** The texture pack's description, as defined in the pack.txt file.
*/
QString m_description;
/** The texture pack's image file cache key, for access in the QPixmapCache global instance.
*
* The 'was_ever_used' state simply identifies whether the key was never inserted on the cache (true),
* so as to tell whether a cache entry is inexistent or if it was just evicted from the cache.
*/
struct {
QPixmapCache::Key key;
bool was_ever_used = false;
} m_pack_image_cache_key;
};