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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include "baseitem.h"
#include <QGraphicsScene>
QT_FORWARD_DECLARE_CLASS(QGraphicsItem)
namespace ScxmlEditor {
namespace PluginInterface {
class GraphicsScene;
class ConnectableItem;
class InitialStateItem;
class BaseItem;
class ScxmlTag;
/**
* Namespace SceneUtils includes some usable function to manipulate the data of the items.
*/
namespace SceneUtils {
ScxmlTag *addChild(ScxmlTag *tag, const QVariantMap &data, GraphicsScene *scene);
ScxmlTag *addSibling(ScxmlTag *tag, const QVariantMap &data, GraphicsScene *scene);
ScxmlTag *addNewTag(ScxmlTag *parent, TagType type, GraphicsScene *scene);
ConnectableItem *createItem(ItemType type, const QPointF &pos = QPointF());
ConnectableItem *createItemByTagType(TagType type, const QPointF &pos = QPointF());
ScxmlTag *createTag(ItemType type, ScxmlDocument *document);
bool canDrop(int parentType, int childType);
QVector<ScxmlTag*> findCopyTags(const QVector<BaseItem*> &items, QPointF &minPos);
QVector<ScxmlTag*> findRemovedTags(const QVector<BaseItem*> &items);
void layout(const QList<QGraphicsItem*> &items);
bool isSomeSelected(QGraphicsItem *item);
void moveTop(BaseItem *item, GraphicsScene *scene);
bool isChild(const QGraphicsItem *parent, const QGraphicsItem *child);
template <class T>
bool hasSiblingStates(T *item)
{
if (item) {
QList<QGraphicsItem*> children;
QGraphicsItem *parentItem = item->parentItem();
if (parentItem) {
children = parentItem->childItems();
} else if (item->scene()) {
const QList<QGraphicsItem *> items = item->scene()->items();
for (QGraphicsItem *it : items)
if (!it->parentItem())
children << it;
}
for (QGraphicsItem *it : qAsConst(children))
if (it != item && it->type() == item->type())
return true;
}
return false;
}
} // namespace SceneUtils
} // namespace PluginInterface
} // namespace ScxmlEditor
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