qt5base-lts/examples/widgets/painting/deform/pathdeform.h
Matti Paaso 974c210835 Update license headers and add new license files
- Renamed LICENSE.LGPL to LICENSE.LGPLv21
- Added LICENSE.LGPLv3
- Removed LICENSE.GPL

Change-Id: Iec3406e3eb3f133be549092015cefe33d259a3f2
Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
2014-09-24 12:26:19 +02:00

143 lines
4.3 KiB
C++

/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef PATHDEFORM_H
#define PATHDEFORM_H
#include "arthurwidgets.h"
#include <QBasicTimer>
#include <QDateTime>
#include <QPainterPath>
class PathDeformRenderer : public ArthurFrame
{
Q_OBJECT
Q_PROPERTY(bool animated READ animated WRITE setAnimated)
Q_PROPERTY(int radius READ radius WRITE setRadius)
Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize)
Q_PROPERTY(int intensity READ intensity WRITE setIntensity)
Q_PROPERTY(QString text READ text WRITE setText)
public:
explicit PathDeformRenderer(QWidget *widget, bool smallScreen = false);
void paint(QPainter *painter) Q_DECL_OVERRIDE;
void mousePressEvent(QMouseEvent *e) Q_DECL_OVERRIDE;
void mouseReleaseEvent(QMouseEvent *e) Q_DECL_OVERRIDE;
void mouseMoveEvent(QMouseEvent *e) Q_DECL_OVERRIDE;
void timerEvent(QTimerEvent *e) Q_DECL_OVERRIDE;
QSize sizeHint() const Q_DECL_OVERRIDE { return QSize(600, 500); }
bool animated() const { return m_animated; }
int radius() const { return int(m_radius); }
int fontSize() const { return m_fontSize; }
int intensity() const { return int(m_intensity); }
QString text() const { return m_text; }
public slots:
void setRadius(int radius);
void setFontSize(int fontSize) { m_fontSize = fontSize; setText(m_text); }
void setText(const QString &text);
void setIntensity(int intensity);
void setAnimated(bool animated);
signals:
void clicked();
// void frameRate(double fps);
private:
void generateLensPixmap();
QPainterPath lensDeform(const QPainterPath &source, const QPointF &offset);
QBasicTimer m_repaintTimer;
// QBasicTimer m_fpsTimer;
// int m_fpsCounter;
QTime m_repaintTracker;
QVector<QPainterPath> m_paths;
QVector<QPointF> m_advances;
QRectF m_pathBounds;
QString m_text;
QPixmap m_lens_pixmap;
QImage m_lens_image;
int m_fontSize;
bool m_animated;
qreal m_intensity;
qreal m_radius;
QPointF m_pos;
QPointF m_offset;
QPointF m_direction;
QPointF m_mousePress;
bool m_mouseDrag;
bool m_smallScreen;
};
class PathDeformControls : public QWidget
{
Q_OBJECT
public:
PathDeformControls(QWidget *parent, PathDeformRenderer* renderer, bool smallScreen);
signals:
void okPressed();
void quitPressed();
private:
PathDeformRenderer* m_renderer;
void layoutForDesktop();
void layoutForSmallScreen();
};
class PathDeformWidget : public QWidget
{
Q_OBJECT
public:
PathDeformWidget(QWidget *parent, bool smallScreen);
void setStyle (QStyle * style );
private:
PathDeformRenderer *m_renderer;
PathDeformControls *m_controls;
private slots:
void showControls();
void hideControls();
};
#endif // PATHDEFORM_H