GLWidget::GLWidget()
{
// Update the Widget after a frameswap
connect( this, SIGNAL( frameSwapped() ),
this, SLOT( update() ) );
// Exit the application
connect( this, SIGNAL( exitFlag() ),
QApplication::instance(), SLOT( quit() ) );
// Rotate Clockwise
connect( this, SIGNAL( rotateClockwise( bool ) ),
this, SLOT( set_rotate_cw( bool ) ) );
connect( this, SIGNAL( rotateClockwiseMoon( bool ) ),
this, SLOT( set_rotate_cw_moon( bool ) ) );
// Translate Clockwise
connect( this, SIGNAL( translateClockwise( bool ) ),
this, SLOT( set_translate_cw( bool ) ) );
connect( this, SIGNAL( translateClockwiseMoon( bool ) ),
this, SLOT( set_translate_cw_moon( bool ) ) );
// Context Menu
context_menu = new QMenu();
setContextMenuPolicy(Qt::CustomContextMenu);
action_pause = context_menu->addAction("Unpause All");
action_exit = context_menu->addAction("Exit Program");
// Context Menu Request
connect( this, SIGNAL( customContextMenuRequested( const QPoint ) ),
this, SLOT( contextMenuRequested( QPoint ) ) );
// Context Menu Pause All
connect( action_pause, SIGNAL( triggered() ),
this, SLOT( pause() ) );
// Context Menu Quit
connect( action_exit, SIGNAL( triggered() ),
QApplication::instance(), SLOT( quit() ) );
// Set the initial scene
transform3d.setTranslation( 3.0 * sin( 0.0f ), 0, 3.0 * cos( 0.0f ) );
transform3d.translate( 0.0f, 0.0f, -10.0f );
transform3d_2.scale( 0.5f );
transform3d_2.setTranslation(
transform3d.translation().x() + 2.0f * sin( 0.0f ),
transform3d.translation().y(),
transform3d.translation().z() + 2.0f * cos( 0.0f ) );
camera3d.rotate( -25.0f, 1.0f, 0.0f, 0.0f );
camera3d.translate( 0.0f, 3.5f, 0.0f );
// Initialize planet system helper variables
is_paused = true;
rotate_cw = false;
translate_cw = true;
rotate_cw_moon = true;
translate_cw_moon = false;
setOrbitString();
}
//
// INPUT EVENTS ////////////////////////////////////////////////////////////
//
void GLWidget::keyPressEvent( QKeyEvent* event )
{
switch( event->key() )
{
// Planet Controls
case Qt::Key_Up:
emit set_translate_cw( false );
break;
case Qt::Key_Down:
emit set_translate_cw( true );
break;
case Qt::Key_Left:
emit set_rotate_cw( false );
break;
case Qt::Key_Right:
emit set_rotate_cw( true );
break;
// Moon Controls
case Qt::Key_W:
emit set_translate_cw_moon( false );
break;
case Qt::Key_S:
emit set_translate_cw_moon( true );
break;
case Qt::Key_A:
emit set_rotate_cw_moon( false );
break;
case Qt::Key_D:
emit set_rotate_cw_moon( true );
break;
case Qt::Key_Escape:
emit exitFlag();
break;
default:
break;
}
}
bool SdlApp::update()
{
handleInput();
return exitFlag();
}
