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/*
* Copyright (C) 2013-2014 Ofer Kashayov <oferkv@live.com>
* This file is part of Phototonic Image Viewer.
*
* Phototonic is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Phototonic 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 Phototonic. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TAGS_H
#define TAGS_H
#include <QtWidgets>
#include <exiv2/exiv2.hpp>
#include "ThumbsViewer.h"
#include "MetadataCache.h"
class ThumbsViewer;
enum TagsDisplayMode {
DirectoryTagsDisplay,
SelectionTagsDisplay
};
enum TagIcons {
TagIconDisabled,
TagIconEnabled,
TagIconMultiple,
TagIconFilterDisabled,
TagIconFilterEnabled,
TagIconFilterNegate
};
class ImageTags : public QWidget {
Q_OBJECT
public:
ImageTags(QWidget *parent, ThumbsViewer *thumbsViewer, MetadataCache *metadataCache);
void addTag(QString tagName, bool tagChecked);
void showTagsFilter();
void showSelectedImagesTags();
void resetTagsState();
bool isImageFilteredOut(QString imagePath);
void removeTag();
void populateTagsTree();
QMenu *tagsMenu;
QTreeWidget *tagsTree;
bool dirFilteringActive;
QAction *removeTagAction;
TagsDisplayMode currentDisplayMode;
private:
bool writeTagsToImage(QString &imageFileName, QSet<QString> &tags);
QSet<QString> getCheckedTags(Qt::CheckState tagState);
void setTagIcon(QTreeWidgetItem *tagItem, TagIcons icon);
void setActiveViewMode(TagsDisplayMode mode);
void applyUserAction(QTreeWidgetItem *item);
void applyUserAction(QList<QTreeWidgetItem *> tagsList);
void redrawTagTree();
QSet<QString> imageFilteringTags;
QAction *actionAddTag;
QAction *addToSelectionAction;
QAction *removeFromSelectionAction;
QAction *actionClearTagsFilter;
QAction *negateAction;
QTreeWidgetItem *lastChangedTagItem;
ThumbsViewer *thumbView;
QTabBar *tabs;
MetadataCache *metadataCache;
bool negateFilterEnabled;
private slots:
void tagClicked(QTreeWidgetItem *item, int column);
void saveLastChangedTag(QTreeWidgetItem *item, int column);
void applyTagFiltering();
void showMenu(QPoint point);
void addNewTag();
void addTagsToSelection();
void clearTagFilters();
void negateFilter();
void removeTagsFromSelection();
void tabsChanged(int index);
signals:
void reloadThumbs();
};
#endif // TAGS_H
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