void KinectUser::setBounds( const Rectf &rect )
{
mOutputRect = rect;
Rectf kRect( 0, 0, 640, 480 ); // kinect image rect
Rectf dRect = kRect.getCenteredFit( mOutputRect, true );
if ( mOutputRect.getAspectRatio() > dRect.getAspectRatio() )
dRect.scaleCentered( mOutputRect.getWidth() / dRect.getWidth() );
else
dRect.scaleCentered( mOutputRect.getHeight() / dRect.getHeight() );
mOutputMapping = RectMapping( kRect, dRect, true );
}
// Calculates the possible QSlideSwitch knob in the widget.
QRectF QSlideSwitch::knobRect() const
{
qreal knobWidth = m_rect.height();
QRectF kRect(0, 0, knobWidth, knobWidth);
// move the rect to the current position
qreal pos = (m_rect.width() - knobWidth - 1) * static_cast<qreal>(m_position) / 100.0;
pos = qMax(0.0, qMin(pos, m_rect.right() - knobWidth));
kRect.moveLeft(pos);
return kRect;
}
void CZoomCtrl::PrepDC(CDC* pDC)
{
// maps virtual into client
//m_rVirt = rVirt;
//m_rScreen = rScreen;
CRect kRect(m_rScreen.TopLeft(), m_rScreen.BottomRight() - CPoint(10, 10));
pDC->IntersectClipRect(&m_rScreen);
//m_rScreen = kRect;
//pDC->SetMapMode(MM_ANISOTROPIC);
pDC->SetMapMode(MM_TEXT);
pDC->SetWindowExt(m_rVirt.Width(), m_rVirt.Height());
LONG wid = (LONG)(m_zoomFactor * (double)m_rScreen.Width());
LONG hgt = (LONG)(m_zoomFactor * (double)m_rScreen.Height());
pDC->SetViewportExt(wid, hgt);
CSize scrollPos = m_scrollHelper.GetScrollPos();
pDC->SetViewportOrg(-scrollPos.cx, -scrollPos.cy);
}
