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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "rotationhandleitem.h"
#include <QPainter>
#include <QDebug>
namespace QmlDesigner {
RotationHandleItem::RotationHandleItem(QGraphicsItem *parent, const RotationController &rotationController)
: QGraphicsItem(parent)
, m_weakRotationController(rotationController.toWeakRotationController())
{
setFlag(QGraphicsItem::ItemIsMovable, true);
setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
setAcceptedMouseButtons(Qt::NoButton);
}
RotationHandleItem::~RotationHandleItem() = default;
void RotationHandleItem::setHandlePosition(const QPointF & globalPosition, const QPointF & itemSpacePosition, const qreal rotation)
{
m_itemSpacePosition = itemSpacePosition;
setRotation(rotation);
setPos(globalPosition);
}
QRectF RotationHandleItem::boundingRect() const
{
QRectF rectangle;
if (isTopLeftHandle()) {
rectangle = { -30., -30., 27., 27.};
}
else if (isTopRightHandle()) {
rectangle = { 3., -30., 27., 27.};
}
else if (isBottomLeftHandle()) {
rectangle = { -30., 3., 27., 27.};
}
else if (isBottomRightHandle()) {
rectangle = { 3., 3., 27., 27.};
}
return rectangle;
}
void RotationHandleItem::paint(QPainter *painter, const QStyleOptionGraphicsItem * /* option */, QWidget * /* widget */)
{
painter->save();
QPen pen = painter->pen();
pen.setWidth(1);
pen.setCosmetic(true);
painter->setPen(pen);
painter->setRenderHint(QPainter::Antialiasing, false);
painter->setBrush(QColor(255, 255, 255));
painter->drawRect(QRectF(-3., -3., 5., 5.));
painter->restore();
}
RotationController RotationHandleItem::rotationController() const
{
return RotationController(m_weakRotationController.toRotationController());
}
RotationHandleItem* RotationHandleItem::fromGraphicsItem(QGraphicsItem *item)
{
return qgraphicsitem_cast<RotationHandleItem*>(item);
}
bool RotationHandleItem::isTopLeftHandle() const
{
return rotationController().isTopLeftHandle(this);
}
bool RotationHandleItem::isTopRightHandle() const
{
return rotationController().isTopRightHandle(this);
}
bool RotationHandleItem::isBottomLeftHandle() const
{
return rotationController().isBottomLeftHandle(this);
}
bool RotationHandleItem::isBottomRightHandle() const
{
return rotationController().isBottomRightHandle(this);
}
QPointF RotationHandleItem::itemSpacePosition() const
{
return m_itemSpacePosition;
}
}
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