color_box.cpp

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#include "gui/color_box.h"
 
#include <QPainter>
#include <QPainterPath>
 
namespace Gui
{
 
    ColorBox::ColorBox(QWidget* parent)
        : QPushButton(parent), m_Color{ Qt::gray },
          m_ColorDialog{ new QColorDialog(this) }
    {
        setObjectName("ColorBox");
        setFixedSize(50, 50);
        setCursor(Qt::PointingHandCursor);
 
        m_ColorDialog->setModal(true);
    }
 
    void
    ColorBox::paintEvent(QPaintEvent* event)
    {
        if (m_Color.isValid()) {
            QPainter painter(this);
            painter.setRenderHint(QPainter::Antialiasing);
 
            int radius = qRound(width() * 0.2); // Adjust the factor as needed
 
            QPainterPath path;
            path.addRoundedRect(rect(), radius, radius);
            painter.fillPath(path, m_Color);
 
            painter.setPen({ Qt::black, 2 });
            painter.drawPath(path);
        }
    }
 
    void
    ColorBox::mousePressEvent(QMouseEvent* event)
    {
        SelectColor();
    }
 
    void
    ColorBox::UpdateColor(QColor color)
    {
        m_Color = color;
        m_ColorDialog->setCurrentColor(color);
    }
 
    void
    ColorBox::SelectColor()
    {
        m_ColorDialog->open();
        m_ColorDialog->raise();
        m_ColorDialog->exec();
 
        QColor color = m_ColorDialog->selectedColor();
        if (color.isValid()) {
            m_Color = color;
            update();
            emit ColorUpdated(m_Color);
        }
    }
 
} // namespace Gui