/usr/include/qzioncanvas.h is in libqzion-dev 0.4.0+lgpl-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | /*
* Copyright (C) 2008 Instituto Nokia de Tecnologia. All rights reserved.
*
* This file is part of QZion.
*
* QZion is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* QZion 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with QZion. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __QZIONCANVAS_H__
#define __QZIONCANVAS_H__
#include <QtGui/QWidget>
#include "qzionobject.h"
#include "qzionabstractcanvas.h"
class QZionCanvasPrivate;
/*!
\class QZionCanvas
A QZionCanvas can contain many QZionObjects (images, rectangles,
lines, etc.). It also can provides access to a QWidget that can be
shown in the screen with the canvas contents.
Portions of the widget are automatically redrawn to update the
changes made to the items.
*/
class QZionCanvas : public QObject, public QZionAbstractCanvas
{
Q_OBJECT
public:
QZionCanvas(QWidget *parent = NULL);
virtual ~QZionCanvas();
virtual void ensurePendingUpdate();
virtual void invalidate(const QRect &r, bool translate = true);
virtual void invalidate(const QRegion &r, bool translate = true);
inline virtual int canvasWidth() const;
inline virtual int canvasHeight() const;
virtual QSize sizeHint() const { return size(); }
virtual QSize size() const;
virtual void setSize(const QSize &size);
inline virtual void resize(const QSize &size);
inline virtual void resize(int width, int height);
QWidget *widget();
void show() { widget()->show(); }
void hide() { widget()->show(); }
public Q_SLOTS:
virtual void updateChanges();
Q_SIGNALS:
void updated(const QRegion &);
protected:
QZionCanvasPrivate *_QZionCanvas_data;
virtual void paintEvent(QPaintEvent *event);
virtual void keyPressEvent(QKeyEvent *event);
virtual void keyReleaseEvent(QKeyEvent *event);
private:
friend class QZionCanvasPrivate;
};
inline int QZionCanvas::canvasWidth() const
{
return size().width();
}
inline int QZionCanvas::canvasHeight() const
{
return size().height();
}
inline void QZionCanvas::resize(const QSize &size)
{
setSize(size);
}
inline void QZionCanvas::resize(int width, int height)
{
setSize(QSize(width, height));
}
#endif
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