QPainterPath FrameCd::marginPath( const Distance& size ) const { Distance wReal = (mW == 0) ? 2*mR1 : mW; Distance hReal = (mH == 0) ? 2*mR1 : mH; Distance r1 = mR1 - size; Distance r2 = mR2 + size; QPainterPath path; /* * Construct outer subpath (may be clipped if it's a business card CD) */ QPainterPath outerPath; outerPath.addEllipse( (wReal/2 - r1).pt(), (hReal/2 - r1).pt(), 2*r1.pt(), 2*r1.pt() ); QPainterPath clipPath; clipPath.addRect( size.pt(), size.pt(), (wReal-2*size).pt(), (hReal-2*size).pt() ); path.addPath( outerPath & clipPath ); path.closeSubpath(); /* * Add inner subpath */ path.addEllipse( (wReal/2 - r2).pt(), (hReal/2 - r2).pt(), 2*r2.pt(), 2*r2.pt() ); return path; }
FrameCd::FrameCd( const Distance& r1, const Distance& r2, const Distance& w, const Distance& h, const Distance& waste, const QString& id ) : Frame(id), mR1(r1), mR2(r2), mW(w), mH(h), mWaste(waste) { Distance wReal = (mW == 0) ? 2*mR1 : mW; Distance hReal = (mH == 0) ? 2*mR1 : mH; // // Create path // { /* * Construct outer subpath (may be clipped if it's a business card CD) */ QPainterPath outerPath; outerPath.addEllipse( (wReal/2 - r1).pt(), (hReal/2 - r1).pt(), 2*r1.pt(), 2*r1.pt() ); QPainterPath clipPath; clipPath.addRect( 0, 0, wReal.pt(), hReal.pt() ); mPath.addPath( outerPath & clipPath ); mPath.closeSubpath(); /* * Add inner subpath */ mPath.addEllipse( (wReal/2 - r2).pt(), (hReal/2 - r2).pt(), 2*r2.pt(), 2*r2.pt() ); } // // Create clip path // { Distance r1Clip = mR1 + mWaste; Distance r2Clip = mR2 - mWaste; Distance wClip = (mW == 0) ? 2*r1Clip : mW + 2*mWaste; Distance hClip = (mH == 0) ? 2*r1Clip : mH + 2*mWaste; /* * Construct outer subpath (may be clipped if it's a business card CD) */ QPainterPath outerPath; outerPath.addEllipse( (wReal/2 - r1Clip).pt(), (hReal/2 - r1Clip).pt(), 2*r1Clip.pt(), 2*r1Clip.pt() ); QPainterPath clipPath; clipPath.addRect( -mWaste.pt(), -mWaste.pt(), wClip.pt(), hClip.pt() ); mClipPath.addPath( outerPath & clipPath ); mClipPath.closeSubpath(); /* * Add inner subpath */ mClipPath.addEllipse( (wReal/2 - r2Clip).pt(), (hReal/2 - r2Clip).pt(), 2*r2Clip.pt(), 2*r2Clip.pt() ); } }