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/* GlobeRotateDelegate.h
* WhirlyGlobeLib
*
* Created by Steve Gifford on 6/10/11.
* Copyright 2011-2022 mousebird consulting
*
* 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 <UIKit/UIKit.h>
@protocol WhirlyKitViewWrapper;
/** Rotation delegate
is for two fingered rotation around the axis at the middle of the screen
*/
@interface WhirlyGlobeRotateDelegate : NSObject <UIGestureRecognizerDelegate>
/// If set, the rotation will occur around the center between the two fingers rather than the current viewpoint
@property (nonatomic) bool rotateAroundCenter;
/// Gesture recognizer attached to this delegate (or vice versa, actually)
@property (nonatomic,weak) UIGestureRecognizer *gestureRecognizer;
/// Can be called by a cooperating delegate (which is also messing with rotation) (HACK!)
- (void)updateWithCenter:(CGPoint)center touch:(CGPoint)touch wrapView:(UIView<WhirlyKitViewWrapper> *)glView;
@end
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