// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#include "pccbrushtool.h"

#include <QColorDialog>
#include <QComboBox>
#include <QFormLayout>
#include <QPushButton>

PccBrushTool::PccBrushTool(const QString &title, QWidget *parent)
    : QWidget(parent)
{
    setWindowTitle(title);
    setWindowFlags(Qt::Tool);

    m_colorButton = new QPushButton();
    m_styleCombo = new QComboBox();
    m_styleCombo->addItem("Nobrush", (int) Qt::NoBrush);
    m_styleCombo->addItem("Solidpattern", (int) Qt::SolidPattern);
    m_styleCombo->addItem("Dense1pattern", (int) Qt::Dense1Pattern);
    m_styleCombo->addItem("Dense2attern", (int) Qt::Dense2Pattern);
    m_styleCombo->addItem("Dense3Pattern", (int) Qt::Dense3Pattern);
    m_styleCombo->addItem("Dense4Pattern", (int) Qt::Dense4Pattern);
    m_styleCombo->addItem("Dense5Pattern", (int) Qt::Dense5Pattern);
    m_styleCombo->addItem("Dense6Pattern", (int) Qt::Dense6Pattern);
    m_styleCombo->addItem("Dense7Pattern", (int) Qt::Dense7Pattern);
    m_styleCombo->addItem("HorPattern", (int) Qt::HorPattern);
    m_styleCombo->addItem("VerPattern", (int) Qt::VerPattern);
    m_styleCombo->addItem("CrossPattern", (int) Qt::CrossPattern);
    m_styleCombo->addItem("BDiagPattern", (int) Qt::BDiagPattern);
    m_styleCombo->addItem("FDiagPattern", (int) Qt::FDiagPattern);
    m_styleCombo->addItem("DiagCrossPattern", (int) Qt::DiagCrossPattern);

    auto layout = new QFormLayout;
    layout->addRow("Color", m_colorButton);
    layout->addRow("Style", m_styleCombo);
    setLayout(layout);

    connect(m_colorButton, &QPushButton::clicked, this, &PccBrushTool::showColorDialog);
    connect(m_styleCombo, &QComboBox::currentIndexChanged, this, &PccBrushTool::updateStyle);
}

void PccBrushTool::setBrush(const QBrush &brush)
{
    m_brush = brush;
    m_colorButton->setText(m_brush.color().name());
    m_styleCombo->setCurrentIndex(m_brush.style()); // index matches the enum
}

QBrush PccBrushTool::brush() const
{
    return m_brush;
}

QString PccBrushTool::name() const
{
    return name(m_brush);
}

QString PccBrushTool::name(const QBrush &brush)
{
    return brush.color().name();
}

void PccBrushTool::showColorDialog()
{
    QColorDialog dialog(m_brush.color());
    dialog.show();
    dialog.exec();
    m_brush.setColor(dialog.selectedColor());
    m_colorButton->setText(m_brush.color().name());
    emit changed();
}

void PccBrushTool::updateStyle()
{
    Qt::BrushStyle style = (Qt::BrushStyle) m_styleCombo->itemData(m_styleCombo->currentIndex()).toInt();
    if (m_brush.style() != style) {
        m_brush.setStyle(style);
        emit changed();
    }
}