/**
 * UGENE - Integrated Bioinformatics Tools.
 * Copyright (C) 2008-2023 UniPro <ugene@unipro.ru>
 * http://ugene.net
 *
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#pragma once

#include <U2View/MaEditorNameList.h>

namespace U2 {

class McaEditor;
class McaEditorWgt;

class U2VIEW_EXPORT McaEditorNameList : public MaEditorNameList {
    Q_OBJECT
public:
    McaEditorNameList(McaEditorWgt* ui, QScrollBar* nhBar);

protected slots:
    void sl_selectionChanged(const MaEditorSelection& current, const MaEditorSelection& oldSelection) override;

protected:
    void drawCollapsibleSequenceItem(QPainter& painter, int rowIndex, const QString& name, const QRect& rect, bool isSelected, bool isCollapsed, bool isReference) override;

    /**
     * Sets selection to the given rects list as result of the Name List triggered selection change.
     * Clears reference selection if the list whole sequence selection.
     */
    void setSelection(const MaEditorSelection& selection) override;

private:
    McaEditor* getEditor() const;
    bool isRowReversed(int rowIndex) const;
    void drawText(QPainter& painter, const QString& text, const QRect& rect, bool selected) override;
    void drawArrow(QPainter& painter, bool isReversed, const QRectF& arrowRect);
    QRectF calculateArrowRect(const U2Region& yRange) const;

    int getAvailableWidth() const override;
    int getMinimumWidgetWidth() const;

    int getIconColumnWidth() const;

    static const int MARGIN_ARROW_LEFT;
    static const int MARGIN_ARROW_RIGHT;
    static const qreal ARROW_LINE_WIDTH;
    static const qreal ARROW_LENGTH;
    static const qreal ARROW_HEAD_WIDTH;
    static const qreal ARROW_HEAD_LENGTH;
    static const QColor ARROW_DIRECT_COLOR;
    static const QColor ARROW_REVERSE_COLOR;
};

}  // namespace U2
