qt4gl_main.hpp

/*
 *  .file example/oglplus/qt4gl_main.hpp
 *  Declares Qt4/GL-based program main function for running examples
 *
 *  Copyright 2008-2014 Matus Chochlik. Distributed under the Boost
 *  Software License, Version 1.0. (See accompanying file
 *  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 */

#ifndef OGLPLUS_EXAMPLE_QT4GL_MAIN_HPP
#define OGLPLUS_EXAMPLE_QT4GL_MAIN_HPP

#include <QWidget>
#include <QGLWidget>
#include <QTime>

#include <memory>

#include "example.hpp"

QT_BEGIN_NAMESPACE
class QLabel;
class QStatusBar;
QT_END_NAMESPACE

// The GL-widget used by the example window
class OGLplusExampleGLWidget
 : public QGLWidget
{
private:
    Q_OBJECT

    static QGLFormat getGLFormat(void);

    int argc;
    char** argv;
    const char* screenshot_path;

    QTime qt_clock;
    oglplus::ExampleClock clock;
    std::shared_ptr<oglplus::Example> example;
protected:
    void initializeGL(void);
    void paintGL(void);
    void resizeGL(int width, int height);
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);

signals:
    void updatedGL(void);
    void mouseMoved(int, int);
    void timeUpdated(double, double);
    void exampleFinished(void);
public slots:
    void setWidth(int);
    void setHeight(int);
public:
    OGLplusExampleGLWidget(QWidget *parent, int, char**, const char*);
    ~OGLplusExampleGLWidget(void);

    QSize minimumSizeHint(void) const;
    QSize sizeHint(void) const;
};

// The main example window
class OGLplusExampleWindow
 : public QWidget
{
private:
    Q_OBJECT

    OGLplusExampleGLWidget* gl_widget;

    QLabel* info_gl_vendor;
    QLabel* info_gl_renderer;
    QLabel* info_gl_version;

    QLabel* info_gl_width;
    QLabel* info_gl_height;

    QLabel* info_mouse_x;
    QLabel* info_mouse_y;

    QLabel* info_sim_time;
    QLabel* info_real_time;

    QStatusBar* status_bar;
protected:
    void keyPressEvent(QKeyEvent *event);

public slots:
    void updateGLInfo(void);
    void updateMouseInfo(int, int);
    void updateTimeInfo(double, double);

public:
    OGLplusExampleWindow(int, char**, const char*);
};

#endif