examples/widgets/tools/undoframework/diagramitem.cpp


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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#include "diagramitem.h"

#include <QBrush>
#include <QRandomGenerator>

DiagramItem::DiagramItem(DiagramType diagramType, QGraphicsItem *item)
    : QGraphicsPolygonItem(item)
{
    if (diagramType == Box) {
        boxPolygon << QPointF(0, 0) << QPointF(0, 30) << QPointF(30, 30)
                   << QPointF(30, 0) << QPointF(0, 0);
        setPolygon(boxPolygon);
    } else {
        trianglePolygon << QPointF(15, 0) << QPointF(30, 30) << QPointF(0, 30)
                        << QPointF(15, 0);
        setPolygon(trianglePolygon);
    }

    QColor color(QRandomGenerator::global()->bounded(256),
                 QRandomGenerator::global()->bounded(256),
                 QRandomGenerator::global()->bounded(256));
    QBrush brush(color);
    setBrush(brush);
    setFlag(QGraphicsItem::ItemIsSelectable);
    setFlag(QGraphicsItem::ItemIsMovable);
}