text: //
  //  DrawPatternLockView.h
  //  v1.0
  //  by OYXJ, Hawking.HK@gmail.com
  
  #import <UIKit/UIKit.h>
  
  /**
   是否 显示手势轨迹
   */
  #ifndef KEY_UserDefaults_isShowGestureTrace
      #define KEY_UserDefaults_isShowGestureTrace  @"KEY_UserDefaults_isShowGestureTrace"
  #endif
  /**
   当前的类，读取NSUserDefaults中的值：
   NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
   NSNumber * num = [defaults objectForKey:KEY_UserDefaults_isShowGestureTrace];
   */
  
  
  @interface DrawPatternLockView : UIView {
      @private
      BOOL _canDraw;
      CGPoint _trackPoint;
      NSMutableArray *_dotViews;
  }
  
  
  - (void)clearDotViews;
  - (void)addDotView:(UIView*)view;
  - (void)drawLineFromLastDotTo:(CGPoint)pt;
  @end
  