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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <qmlitemnode.h>
#include "snappinglinecreator.h"
#include <QPointer>
#include <QGraphicsWidget>
QT_BEGIN_NAMESPACE
class QTimeLine;
QT_END_NAMESPACE
namespace QmlDesigner {
class FormEditorScene;
class FormEditorView;
class AbstractFormEditorTool;
namespace Internal {
class GraphicItemResizer;
class MoveController;
}
class QMLDESIGNERCORE_EXPORT FormEditorItem : public QGraphicsItem
{
friend class QmlDesigner::FormEditorScene;
public:
~FormEditorItem() override;
void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = nullptr ) override;
bool isContainer() const;
QmlItemNode qmlItemNode() const;
enum { Type = UserType + 0xfffa };
int type() const override;
static FormEditorItem* fromQGraphicsItem(QGraphicsItem *graphicsItem);
void updateSnappingLines(const QList<FormEditorItem*> &exceptionList,
FormEditorItem *transformationSpaceItem);
SnapLineMap topSnappingLines() const;
SnapLineMap bottomSnappingLines() const;
SnapLineMap leftSnappingLines() const;
SnapLineMap rightSnappingLines() const;
SnapLineMap horizontalCenterSnappingLines() const;
SnapLineMap verticalCenterSnappingLines() const;
SnapLineMap topSnappingOffsets() const;
SnapLineMap bottomSnappingOffsets() const;
SnapLineMap leftSnappingOffsets() const;
SnapLineMap rightSnappingOffsets() const;
QList<FormEditorItem*> childFormEditorItems() const;
QList<FormEditorItem*> offspringFormEditorItems() const;
FormEditorScene *scene() const;
FormEditorItem *parentItem() const;
QRectF boundingRect() const override;
QPainterPath shape() const override;
bool contains(const QPointF &point) const override;
virtual void updateGeometry();
void updateVisibilty();
void showAttention();
FormEditorView *formEditorView() const;
void setHighlightBoundingRect(bool highlight);
void blurContent(bool blurContent);
void setContentVisible(bool visible);
bool isContentVisible() const;
bool isFormEditorVisible() const;
void setFormEditorVisible(bool isVisible);
QPointF center() const;
qreal selectionWeigth(const QPointF &point, int iteration);
virtual void synchronizeOtherProperty(const QByteArray &propertyName);
virtual void setDataModelPosition(const QPointF &position);
virtual void setDataModelPositionInBaseState(const QPointF &position);
virtual QPointF instancePosition() const;
virtual QTransform instanceSceneTransform() const;
virtual QTransform instanceSceneContentItemTransform() const;
virtual bool flowHitTest(const QPointF &point) const;
protected:
AbstractFormEditorTool* tool() const;
void paintBoundingRect(QPainter *painter) const;
void paintPlaceHolderForInvisbleItem(QPainter *painter) const;
void paintComponentContentVisualisation(QPainter *painter, const QRectF &clippinRectangle) const;
QList<FormEditorItem*> offspringFormEditorItemsRecursive(const FormEditorItem *formEditorItem) const;
FormEditorItem(const QmlItemNode &qmlItemNode, FormEditorScene* scene);
QRectF m_boundingRect;
QRectF m_paintedBoundingRect;
QRectF m_selectionBoundingRect;
private: // functions
void setup();
private: // variables
SnappingLineCreator m_snappingLineCreator;
QmlItemNode m_qmlItemNode;
QPointer<QTimeLine> m_attentionTimeLine;
QTransform m_inverseAttentionTransform;
double m_borderWidth;
bool m_highlightBoundingRect;
bool m_blurContent;
bool m_isContentVisible;
bool m_isFormEditorVisible;
};
class FormEditorFlowItem : public FormEditorItem
{
friend class QmlDesigner::FormEditorScene;
public:
void synchronizeOtherProperty(const QByteArray &propertyName) override;
void setDataModelPosition(const QPointF &position) override;
void setDataModelPositionInBaseState(const QPointF &position) override;
void updateGeometry() override;
QPointF instancePosition() const override;
protected:
FormEditorFlowItem(const QmlItemNode &qmlItemNode, FormEditorScene* scene)
: FormEditorItem(qmlItemNode, scene)
{}
};
class FormEditorFlowActionItem : public FormEditorItem
{
friend class QmlDesigner::FormEditorScene;
public:
void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = nullptr ) override;
QTransform instanceSceneTransform() const override;
QTransform instanceSceneContentItemTransform() const override;
protected:
FormEditorFlowActionItem(const QmlItemNode &qmlItemNode, FormEditorScene* scene)
: FormEditorItem(qmlItemNode, scene)
{}
};
class FormEditorTransitionItem : public FormEditorItem
{
friend class QmlDesigner::FormEditorScene;
public:
void synchronizeOtherProperty(const QByteArray &propertyName) override;
void setDataModelPosition(const QPointF &position) override;
void setDataModelPositionInBaseState(const QPointF &position) override;
void updateGeometry() override;
QPointF instancePosition() const override;
void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = nullptr ) override;
bool flowHitTest(const QPointF &point) const override;
protected:
FormEditorTransitionItem(const QmlItemNode &qmlItemNode, FormEditorScene* scene)
: FormEditorItem(qmlItemNode, scene)
{}
private:
mutable bool m_hitTest = false;
};
inline int FormEditorItem::type() const
{
return UserType + 0xfffa;
}
} // namespace QmlDesigner
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