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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** 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 The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef ARTHURWIDGETS_H
#define ARTHURWIDGETS_H
#include "arthurstyle.h"
#include <QBitmap>
#include <QPushButton>
#include <QGroupBox>
#if defined(QT_OPENGL_SUPPORT)
#include <QGLWidget>
#include <QEvent>
class GLWidget : public QGLWidget
{
public:
GLWidget(QWidget *parent)
: QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
{
setAttribute(Qt::WA_AcceptTouchEvents);
}
void disableAutoBufferSwap() { setAutoBufferSwap(false); }
void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE { parentWidget()->update(); }
protected:
bool event(QEvent *event) Q_DECL_OVERRIDE
{
switch (event->type()) {
case QEvent::TouchBegin:
case QEvent::TouchUpdate:
case QEvent::TouchEnd:
event->ignore();
return false;
break;
default:
break;
}
return QGLWidget::event(event);
}
};
#endif
QT_FORWARD_DECLARE_CLASS(QTextDocument)
QT_FORWARD_DECLARE_CLASS(QTextEdit)
QT_FORWARD_DECLARE_CLASS(QVBoxLayout)
class ArthurFrame : public QWidget
{
Q_OBJECT
public:
ArthurFrame(QWidget *parent);
virtual void paint(QPainter *) {}
void paintDescription(QPainter *p);
void loadDescription(const QString &filename);
void setDescription(const QString &htmlDesc);
void loadSourceFile(const QString &fileName);
bool preferImage() const { return m_prefer_image; }
#if defined(QT_OPENGL_SUPPORT)
QGLWidget *glWidget() const { return glw; }
#endif
public slots:
void setPreferImage(bool pi) { m_prefer_image = pi; }
void setDescriptionEnabled(bool enabled);
void showSource();
#if defined(QT_OPENGL_SUPPORT)
void enableOpenGL(bool use_opengl);
bool usesOpenGL() { return m_use_opengl; }
#endif
signals:
void descriptionEnabledChanged(bool);
protected:
void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE;
void resizeEvent(QResizeEvent *) Q_DECL_OVERRIDE;
#if defined(QT_OPENGL_SUPPORT)
GLWidget *glw;
bool m_use_opengl;
#endif
QPixmap m_tile;
bool m_show_doc;
bool m_prefer_image;
QTextDocument *m_document;
QString m_sourceFileName;
};
#endif
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