piesimulator.cpp - mozsearch

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// Copyright (C) 2026 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#include "piesimulator.h"

#include <QPieSlice>

PieSimulator::PieSimulator(QObject *parent) : DataSimulator(parent)

    connect(this, &DataSimulator::simulateDataCompleted, this, &PieSimulator::generatePieSlices);

void PieSimulator::addSeries(QPieSeries *series)

    m_seriesList.append(series);

    if (hasData())

        generatePieSlices();

void PieSimulator::generatePieSlices()

    if (m_seriesList.isEmpty())

        return;

    const auto values = data();

    // Create all slices first

    for (QPieSeries *series : std::as_const(m_seriesList)) {

        QList<QPieSlice *> slices;

        slices.reserve(values.size());

        for (const auto &value : values) {

            auto *slice = new QPieSlice();

            slice->setValue(value.toDouble());

            slices.append(slice);

        series->clear();

        // Append all the slices in one go

        series->append(slices);