pcsx2/pcsx2-qt/GameList/GameListModel.h

100 lines
3.2 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2022 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "pcsx2/Frontend/GameList.h"
#include "common/LRUCache.h"
#include <QtCore/QAbstractTableModel>
#include <QtGui/QPixmap>
#include <algorithm>
#include <atomic>
#include <array>
#include <optional>
#include <unordered_map>
class GameListModel final : public QAbstractTableModel
{
Q_OBJECT
public:
enum Column : int
{
Column_Type,
Column_Serial,
Column_Title,
Column_FileTitle,
Column_CRC,
Column_Size,
Column_Region,
Column_Compatibility,
Column_Cover,
Column_Count
};
static std::optional<Column> getColumnIdForName(std::string_view name);
static const char* getColumnName(Column col);
static QIcon getIconForType(GameList::EntryType type);
static QIcon getIconForRegion(GameList::Region region);
GameListModel(QObject* parent = nullptr);
~GameListModel();
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
int columnCount(const QModelIndex& parent = QModelIndex()) const override;
QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
__fi const QString& getColumnDisplayName(int column) { return m_column_display_names[column]; }
void refresh();
void refreshImages();
bool titlesLessThan(int left_row, int right_row) const;
bool lessThan(const QModelIndex& left_index, const QModelIndex& right_index, int column) const;
bool getShowCoverTitles() const { return m_show_titles_for_covers; }
void setShowCoverTitles(bool enabled) { m_show_titles_for_covers = enabled; }
float getCoverScale() const { return m_cover_scale; }
void setCoverScale(float scale);
int getCoverArtWidth() const;
int getCoverArtHeight() const;
int getCoverArtSpacing() const;
void refreshCovers();
void updateCacheSize(int width, int height);
private:
void loadCommonImages();
void setColumnDisplayNames();
void loadOrGenerateCover(const GameList::Entry* ge);
void invalidateCoverForPath(const std::string& path);
float m_cover_scale = 0.0f;
std::atomic<u32> m_cover_scale_counter{0};
bool m_show_titles_for_covers = false;
std::array<QString, Column_Count> m_column_display_names;
std::array<QPixmap, static_cast<u32>(GameList::EntryType::Count)> m_type_pixmaps;
std::array<QPixmap, static_cast<u32>(GameList::Region::Count)> m_region_pixmaps;
QPixmap m_placeholder_pixmap;
QPixmap m_loading_pixmap;
std::array<QPixmap, static_cast<int>(GameList::CompatibilityRatingCount)> m_compatibility_pixmaps;
mutable LRUCache<std::string, QPixmap> m_cover_pixmap_cache;
};