flightgear/utils/fgqcanvas/canvasitem.h
2022-10-20 20:29:11 +08:00

60 lines
1.7 KiB
C++

//
// Copyright (C) 2017 James Turner zakalawe@mac.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef CANVASITEM_H
#define CANVASITEM_H
#include <QQuickItem>
#include "fgcanvaselement.h"
class LocalTransform;
class QSGClipNode;
class CanvasItem : public QQuickItem
{
Q_OBJECT
public:
CanvasItem(QQuickItem* pr = nullptr);
void setTransform(const QMatrix4x4& mat);
void setClip(const QRectF &clip, ReferenceFrame rf);
void setClipReferenceFrameItem(QQuickItem* refItem);
void clearClip();
QSGNode* updatePaintNode(QSGNode *, UpdatePaintNodeData *) override final;
signals:
public slots:
protected:
virtual QSGNode *updateRealPaintNode(QSGNode *oldNode, QQuickItem::UpdatePaintNodeData *d);
private:
QSGClipNode* updateClipNode(QSGClipNode* oldClipNode, QSGNode* contentNode);
LocalTransform* m_localTransform;
QRectF m_clipRect;
bool m_hasClip = false;
ReferenceFrame m_clipReferenceFrame = ReferenceFrame::GLOBAL;
QQuickItem* m_clipReferenceFrameItem = nullptr;
};
#endif // CANVASITEM_H