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#pragma once
class lcPiecesLibrary;
struct lcPartThumbnail
{
QPixmap Pixmap;
PieceInfo* Info;
int ColorIndex;
int Size;
int ReferenceCount;
};
enum class lcPartThumbnailId : uint32_t
{
Invalid = 0
};
class lcThumbnailManager : public QObject
{
Q_OBJECT
public:
lcThumbnailManager(lcPiecesLibrary* Library);
~lcThumbnailManager();
std::pair<lcPartThumbnailId, QPixmap> RequestThumbnail(PieceInfo* Info, int ColorIndex, int Size);
void ReleaseThumbnail(lcPartThumbnailId ThumbnailId);
signals:
void ThumbnailReady(lcPartThumbnailId ThumbnailId, QPixmap Pixmap);
protected slots:
void PartLoaded(PieceInfo* Info);
protected:
void DrawThumbnail(lcPartThumbnailId ThumbnailId, lcPartThumbnail& Thumbnail);
lcPiecesLibrary* mLibrary = nullptr;
std::map<lcPartThumbnailId, lcPartThumbnail> mThumbnails;
int mNextThumbnailId = 1;
std::unique_ptr<lcView> mView;
std::unique_ptr<lcModel> mModel;
};
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