@class NSArray, NSString;
@interface CHTopDownStrokeGroupingStrategy : CHStrokeGroupingStrategy {
NSString *_strategyIdentifier;
double _minimumDrawingSize;
double _splitCostThreshold;
double _transitionTimeWeight;
double _transitionTimeUpperBound;
double _verticalDistanceWeight;
double _backTransitionWeight;
double _backTransitionUpperBound;
double _horizontalDistanceBarrier;
double _horizontalDistanceWeight;
double _aspectRatioWeight;
double _writingDirectionWeight;
double _writingDirectionUpperBound;
double _writingDirectionMinCoeff;
double _minLineHeightScore;
double _minArcLengthScore;
double _arcLengthDiffScoreCoeff;
double _expectedSubstrokesPerLine;
double _minSubstrokesForSplit;
double _targetFitnessWeight;
BOOL _reorderStrokes;
long long _writingOrientation;
}
@property (readonly, nonatomic) NSArray *textInputTargets;
- (void).cxx_destruct;
- (id)initWithStrokeProvider:(id)a0 locale:(id)a1 textInputTargets:(id)a2;
- (id)recognizableDrawingForStrokeGroup:(id)a0 translationVector:(struct CGVector { double x0; double x1; })a1 originalDrawing:(id *)a2 orderedStrokesIDs:(id *)a3 rescalingFactor:(double *)a4;
- (id)strategyIdentifier;
- (id)updatedGroupingResult:(id)a0 byAddingStrokes:(id)a1 removingStrokeIdentifiers:(id)a2 stableStrokeIdentifiers:(id)a3 allSubstrokesByStrokeIdentifier:(id)a4 withCancellationBlock:(id /* block */)a5;
@end