anchor.diff:    }
   
     Widget _buildCenterCards() {
  -    //bool wide = (config.width >= config.height);
  -
       double height = config.cardHeight * this._centerScaleFactor;
       double width = config.cardWidth * this._centerScaleFactor;
       Widget centerPiece = new Container(
  
positive.code:     return false;
    }
  
    void localAskCb() {
      // Try to increment. If it fails, be lenient! Give 0.5 seconds to check this
      // condition again.
      if (!_incrementLocalAsking()) {
        new Future.delayed(const Duration(milliseconds: 500), () {
          _incrementLocalAsking(); // give it one more shot
        });
      }
    }
  
  
negative.code:           child: new Row(
                children: [
          new Flexible(child: new Center(child: _buildCenterCard(1))),
          new Flexible(
              child: new Row(
                  children: [centerPiece],
                  alignItems: FlexAlignItems.center,
                  justifyContent: FlexJustifyContent.center)),
          new Flexible(child: new Center(child: _buildCenterCard(3))),
        ],
                alignItems: FlexAlignItems.center,
  