#include "colorcmbboxitemdelegate.h"

#include <QApplication>
#include <QDebug>
#include <QPainter>
#include <QString>


ColorCmbBoxItemDelegate::ColorCmbBoxItemDelegate(QObject *parent, QString iconsPath)
    : QAbstractItemDelegate(parent),
      m_iconsPath(iconsPath)
{
}

QSize ColorCmbBoxItemDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
    return QSize(option.rect.width(), 50);
}

void ColorCmbBoxItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
    QStyleOptionViewItem myOption = option;
    QVariant value = index.data(Qt::DisplayRole);
    QVariant data = index.data(Qt::UserRole);

    QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &myOption, painter);

    if (value.isValid()) {
        QString dataStr = data.toString();
        QString valueStr = value.toString();

        if ((dataStr == "select_image") || (dataStr == "text_color")) {
            myOption.text = valueStr;
            QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &myOption, painter);
        } else {
            QString colorPath = valueStr.startsWith("/") ? valueStr : m_iconsPath + valueStr + "print.jpg";
            QBrush colorBrush;
            colorBrush.setTextureImage(QImage(colorPath).scaled(QSize(50, 50)));

            painter->setBrush(colorBrush);
            painter->drawRect(option.rect - QMargins(5, 5, 5, 5));
        }
    }
}