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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Charts module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "pentool.h"
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#include <QtWidgets/QPushButton>
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#include <QtWidgets/QDoubleSpinBox>
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#include <QtWidgets/QComboBox>
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#include <QtWidgets/QFormLayout>
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#include <QtWidgets/QColorDialog>
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PenTool::PenTool(QString title, QWidget *parent)
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: QWidget(parent)
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{
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setWindowTitle(title);
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setWindowFlags(Qt::Tool);
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m_colorButton = new QPushButton();
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m_widthSpinBox = new QDoubleSpinBox();
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m_styleCombo = new QComboBox();
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m_styleCombo->addItem("NoPen");
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m_styleCombo->addItem("SolidLine");
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m_styleCombo->addItem("DashLine");
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m_styleCombo->addItem("DotLine");
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m_styleCombo->addItem("DashDotLine");
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m_styleCombo->addItem("DashDotDotLine");
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m_capStyleCombo = new QComboBox();
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m_capStyleCombo->addItem("FlatCap", Qt::FlatCap);
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m_capStyleCombo->addItem("SquareCap", Qt::SquareCap);
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m_capStyleCombo->addItem("RoundCap", Qt::RoundCap);
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m_joinStyleCombo = new QComboBox();
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m_joinStyleCombo->addItem("MiterJoin", Qt::MiterJoin);
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m_joinStyleCombo->addItem("BevelJoin", Qt::BevelJoin);
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m_joinStyleCombo->addItem("RoundJoin", Qt::RoundJoin);
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m_joinStyleCombo->addItem("SvgMiterJoin", Qt::SvgMiterJoin);
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QFormLayout *layout = new QFormLayout();
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layout->addRow("Color", m_colorButton);
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layout->addRow("Width", m_widthSpinBox);
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layout->addRow("Style", m_styleCombo);
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layout->addRow("Cap style", m_capStyleCombo);
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layout->addRow("Join style", m_joinStyleCombo);
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setLayout(layout);
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connect(m_colorButton, SIGNAL(clicked()), this, SLOT(showColorDialog()));
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connect(m_widthSpinBox, SIGNAL(valueChanged(double)), this, SLOT(updateWidth(double)));
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connect(m_styleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateStyle(int)));
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connect(m_capStyleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateCapStyle(int)));
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connect(m_joinStyleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateJoinStyle(int)));
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}
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void PenTool::setPen(const QPen &pen)
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{
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m_pen = pen;
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m_colorButton->setText(m_pen.color().name());
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m_widthSpinBox->setValue(m_pen.widthF());
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m_styleCombo->setCurrentIndex(m_pen.style()); // index matches the enum
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m_capStyleCombo->setCurrentIndex(m_capStyleCombo->findData(m_pen.capStyle()));
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m_joinStyleCombo->setCurrentIndex(m_joinStyleCombo->findData(m_pen.joinStyle()));
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}
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QPen PenTool::pen() const
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{
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return m_pen;
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}
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QString PenTool::name()
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{
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return name(m_pen);
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}
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QString PenTool::name(const QPen &pen)
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{
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return pen.color().name() + ":" + QString::number(pen.widthF());
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}
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void PenTool::showColorDialog()
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{
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QColorDialog dialog(m_pen.color());
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dialog.show();
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dialog.exec();
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m_pen.setColor(dialog.selectedColor());
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m_colorButton->setText(m_pen.color().name());
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emit changed();
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}
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void PenTool::updateWidth(double width)
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{
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if (!qFuzzyCompare((qreal) width, m_pen.widthF())) {
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m_pen.setWidthF(width);
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emit changed();
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}
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}
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void PenTool::updateStyle(int style)
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{
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if (m_pen.style() != style) {
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m_pen.setStyle((Qt::PenStyle) style);
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emit changed();
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}
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}
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void PenTool::updateCapStyle(int index)
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{
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Qt::PenCapStyle capStyle = (Qt::PenCapStyle) m_capStyleCombo->itemData(index).toInt();
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if (m_pen.capStyle() != capStyle) {
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m_pen.setCapStyle(capStyle);
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emit changed();
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}
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}
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void PenTool::updateJoinStyle(int index)
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{
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Qt::PenJoinStyle joinStyle = (Qt::PenJoinStyle) m_joinStyleCombo->itemData(index).toInt();
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if (m_pen.joinStyle() != joinStyle) {
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m_pen.setJoinStyle(joinStyle);
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emit changed();
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}
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}
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#include "moc_pentool.cpp"
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