QNonScalableGraphicsTextItem.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "QNonScalableGraphicsTextItem.h"
 
#include <QPainter>

QNonScalableGraphicsTextItem::QNonScalableGraphicsTextItem(
    QGraphicsItem* parent)
    : QGraphicsTextItem(parent)
{
    setAcceptDrops(true);
    setAcceptHoverEvents(true);
    setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
}

QNonScalableGraphicsTextItem::QNonScalableGraphicsTextItem(
    const QString& text, QGraphicsItem* parent)
    : QGraphicsTextItem(parent)
{
    if (!text.isEmpty())
    {
        setPlainText(text);
    }
    setAcceptDrops(true);
    setAcceptHoverEvents(true);
    setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
}
 
QNonScalableGraphicsTextItem::~QNonScalableGraphicsTextItem() = default;

void QNonScalableGraphicsTextItem::paint(QPainter* painter,
                                         const QStyleOptionGraphicsItem* option,
                                         QWidget* widget)
{
    // painter->drawRect(boundingRect());
    QRectF rect = boundingRect();
    painter->translate(-rect.width() / 2, -rect.height() / 2);
    QGraphicsTextItem::paint(painter, option, widget);
}

QRectF QNonScalableGraphicsTextItem::boundingRect() const
{
    QRectF rect = QGraphicsTextItem::boundingRect();
    return rect;  // QRectF(rect.x()-rect.width()/2,
                  // rect.y()-rect.height()/2,rect.width(), rect.height());
}