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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include "declarativemargins_p.h"
++ #include <QtCore/QDataStream>
++ #include <QtCore/QDebug>
++
++ QT_BEGIN_NAMESPACE
++
++ /*!
++ \qmltype Margins
++ \inqmlmodule QtCharts
++
++ \brief Defines margins between the edge of the chart rectangle and the plot
++ area.
++
++ An uncreatable type that is used to define the top, bottom, left, and right
++ margins. The margins are used for drawing the title, axes, and legend.
++
++ \sa {ChartView::margins}{ChartView.margins}
++ */
++
++ /*!
++ \qmlproperty int Margins::top
++ The top margin.
++ */
++
++ /*!
++ \qmlproperty int Margins::bottom
++ The bottom margin.
++ */
++
++ /*!
++ \qmlproperty int Margins::left
++ The left margin.
++ */
++
++ /*!
++ \qmlproperty int Margins::right
++ The right margin.
++ */
++
++ DeclarativeMargins::DeclarativeMargins(QObject *parent) :
++ QObject(parent)
++ {
++ QMargins::setTop(0);
++ QMargins::setBottom(0);
++ QMargins::setLeft(0);
++ QMargins::setRight(0);
++ }
++
++ void DeclarativeMargins::setTop(int top)
++ {
++ if (top < 0) {
++ qWarning() << "Cannot set top margin to a negative value:" << top;
++ } else {
++ if (top != QMargins::top()) {
++ QMargins::setTop(top);
++ emit topChanged(QMargins::top(), QMargins::bottom(), QMargins::left(), QMargins::right());
++ }
++ }
++ }
++
++ void DeclarativeMargins::setBottom(int bottom)
++ {
++ if (bottom < 0) {
++ qWarning() << "Cannot set bottom margin to a negative value:" << bottom;
++ } else {
++ if (bottom != QMargins::bottom()) {
++ QMargins::setBottom(bottom);
++ emit bottomChanged(QMargins::top(), QMargins::bottom(), QMargins::left(), QMargins::right());
++ }
++ }
++ }
++
++ void DeclarativeMargins::setLeft(int left)
++ {
++ if (left < 0) {
++ qWarning() << "Cannot set left margin to a negative value:" << left;
++ } else {
++ if (left != QMargins::left()) {
++ QMargins::setLeft(left);
++ emit leftChanged(QMargins::top(), QMargins::bottom(), QMargins::left(), QMargins::right());
++ }
++ }
++ }
++
++ void DeclarativeMargins::setRight(int right)
++ {
++ if (right < 0) {
++ qWarning() << "Cannot set left margin to a negative value:" << right;
++ } else {
++ if (right != QMargins::right()) {
++ QMargins::setRight(right);
++ emit rightChanged(QMargins::top(), QMargins::bottom(), QMargins::left(), QMargins::right());
++ }
++ }
++ }
++
++ QT_END_NAMESPACE
++
++ #include "moc_declarativemargins_p.cpp"