ZXingObjC/datamatrix/encoder/ZXSymbolShapeHint.m

/*
 * Copyright 2013 ZXing authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#import "ZXSymbolShapeHint.h"

@implementation ZXSymbolShapeHint

+ (ZXSymbolShapeHint *)forceNone {
  static ZXSymbolShapeHint *_forceNone = nil;

  if (!_forceNone) {
    _forceNone = [[ZXSymbolShapeHint alloc] init];
  }

  return _forceNone;
}

+ (ZXSymbolShapeHint *)forceSquare {
  static ZXSymbolShapeHint *_forceSquare = nil;

  if (!_forceSquare) {
    _forceSquare = [[ZXSymbolShapeHint alloc] init];
  }

  return _forceSquare;
}

+ (ZXSymbolShapeHint *)forceRectangle {
  static ZXSymbolShapeHint *_forceRectangle = nil;

  if (!_forceRectangle) {
    _forceRectangle = [[ZXSymbolShapeHint alloc] init];
  }

  return _forceRectangle;
}

@end