FilepathModel.hpp

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//
// Created by kj16609 on 4/17/23.
//
 
#pragma once
#ifndef ATLASGAMEMANAGER_FILEPATHMODEL_HPP
#define ATLASGAMEMANAGER_FILEPATHMODEL_HPP
 
#include <QAbstractItemModel>
#include <QFuture>
 
#include <deque>
#include <filesystem>
 
#include "core/images/ImageLoader.hpp"
 
class FilepathModel final : public QAbstractListModel
{
    Q_OBJECT
 
    std::vector< std::filesystem::path > m_paths {};
    std::unordered_map< int, std::unique_ptr< atlas::images::ImageLoader > > loaders {};
    QThread loading_thread {};
 
  public:
 
    enum CustomRoles
    {
        StartUserRole = Qt::UserRole,
        PixmapRole,
        FilepathRole
    };
 
    FilepathModel( QObject* parent = nullptr );
 
    QModelIndex index( int row, int column, const QModelIndex& parent = QModelIndex() ) const override;
    QModelIndex parent( const QModelIndex& child ) const override;
    int rowCount( const QModelIndex& parent = QModelIndex() ) const override;
    QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const override;
 
    Qt::DropActions supportedDropActions() const override;
 
    bool insertRows( int row, int col, const QModelIndex& parent = QModelIndex() ) override;
    bool removeRows( int row, int count, const QModelIndex& parent = QModelIndex() ) override;
    bool moveRows(
        const QModelIndex& sourceParent,
        int sourceRow,
        int count,
        const QModelIndex& destinationParent,
        int destinationChild ) override;
 
    bool setData( const QModelIndex& index, const QVariant& value, int role = Qt::EditRole ) override;
 
    Qt::ItemFlags flags( const QModelIndex& index ) const override;
 
    std::vector< std::filesystem::path > getFilepaths() const;
    void refreshOnFuture( QPersistentModelIndex index, QFuture< QPixmap > future );
    void killLoaders();
 
  public slots:
    void setFilepaths( const std::vector< std::filesystem::path >& filepaths );
    void reloadRecord( QPersistentModelIndex index );
 
  signals:
    void reordered();
};
 
#endif //ATLASGAMEMANAGER_FILEPATHMODEL_HPP