yosys/libs/svgviewer/svgview.h

88 lines
2.9 KiB
C++

/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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****************************************************************************/
#ifndef SVGVIEW_H
#define SVGVIEW_H
#include <QGraphicsView>
#include <QGraphicsWebView>
QT_BEGIN_NAMESPACE
class QWheelEvent;
class QPaintEvent;
class QFile;
QT_END_NAMESPACE
class SvgView : public QGraphicsView
{
Q_OBJECT
public:
enum RendererType { Native, OpenGL, Image };
SvgView(QWidget *parent = 0);
void openFile(const QFile &file);
void setRenderer(RendererType type = Native);
void drawBackground(QPainter *p, const QRectF &rect);
public slots:
void setHighQualityAntialiasing(bool highQualityAntialiasing);
void setViewInteractive(bool enable);
void setViewBackground(bool enable);
void setViewOutline(bool enable);
protected:
void wheelEvent(QWheelEvent *event);
void paintEvent(QPaintEvent *event);
private:
RendererType m_renderer;
QString fn;
QGraphicsItem *m_svgItem;
QGraphicsWebView *m_webview;
QGraphicsRectItem *m_backgroundItem;
QGraphicsRectItem *m_outlineItem;
QImage m_image;
};
#endif // SVGVIEW_H