LcdFloatSpinBox.h

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/*
 * LcdFloatSpinBox.h - class LcdFloatSpinBox (LcdSpinBox for floats)
 *
 * Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
 * Copyright (c) 2020 Martin Pavelek <he29.HS/at/gmail.com>
 *
 * This file is part of LMMS - https://lmms.io
 *
 * 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 (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */
 
#ifndef LMMS_GUI_LCD_FLOATSPINBOX_H
#define LMMS_GUI_LCD_FLOATSPINBOX_H
 
#include <QString>
 
#include "LcdWidget.h"
#include "AutomatableModelView.h"
 
namespace lmms::gui
{
 
 
class LMMS_EXPORT LcdFloatSpinBox : public QWidget, public FloatModelView
{
    Q_OBJECT
public:
    LcdFloatSpinBox(int numWhole, int numFrac, const QString& name = QString(), QWidget* parent = nullptr);
    LcdFloatSpinBox(int numWhole, int numFrac, const QString& style, const QString& name, QWidget* parent = nullptr);
 
    void modelChanged() override
    {
        ModelView::modelChanged();
        update();
    }
 
    void setLabel(const QString &label) { m_label = label; }
    
    void setSeamless(bool left, bool right)
    {
        m_wholeDisplay.setSeamless(left, true);
        m_fractionDisplay.setSeamless(true, right);
    }
 
public slots:
    virtual void update();
 
protected:
    void contextMenuEvent(QContextMenuEvent *me) override;
    void mousePressEvent(QMouseEvent *me) override;
    void mouseMoveEvent(QMouseEvent *me) override;
    void mouseReleaseEvent(QMouseEvent *me) override;
    void wheelEvent(QWheelEvent *we) override;
    void mouseDoubleClickEvent(QMouseEvent *me) override;
    void paintEvent(QPaintEvent *pe) override;
 
private:
    void layoutSetup(const QString &style = QString("19green"));
    void enterValue();
    float getStep() const;
 
    LcdWidget m_wholeDisplay;
    LcdWidget m_fractionDisplay;
    bool m_mouseMoving;
    bool m_intStep;
    QPoint m_origMousePos;
    int m_displayOffset;
    QString m_label;
 
signals:
    void manualChange();
 
};
 
using LcdFloatSpinBoxModel = FloatModel;
 
} // namespace lmms::gui
 
#endif // LMMS_GUI_LCD_FLOATSPINBOX_H