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+/*
+ * cocos2d for iPhone: http://www.cocos2d-iphone.org
+ *
+ * Copyright (c) 2008-2010 Ricardo Quesada
+ * Copyright (c) 2011 Zynga Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#import "CCActionInterval.h"
+
+@class CCCamera;
+
+/** Base class for CCCamera actions
+ */
+@interface CCActionCamera : CCActionInterval <NSCopying>
+{       
+        float centerXOrig_;
+        float centerYOrig_;
+        float centerZOrig_;
+        
+        float eyeXOrig_;
+        float eyeYOrig_;
+        float eyeZOrig_;
+        
+        float upXOrig_;
+        float upYOrig_;
+        float upZOrig_;
+}
+@end
+
+/** CCOrbitCamera action
+ Orbits the camera around the center of the screen using spherical coordinates
+ */
+@interface CCOrbitCamera : CCActionCamera <NSCopying>
+{
+        float radius_;
+        float deltaRadius_;
+        float angleZ_;
+        float deltaAngleZ_;
+        float angleX_;
+        float deltaAngleX_;
+        
+        float radZ_;
+        float radDeltaZ_;
+        float radX_;
+        float radDeltaX_;
+        
+}
+/** creates a CCOrbitCamera action with radius, delta-radius,  z, deltaZ, x, deltaX */
++(id) actionWithDuration:(float) t radius:(float)r deltaRadius:(float) dr angleZ:(float)z deltaAngleZ:(float)dz angleX:(float)x deltaAngleX:(float)dx;
+/** initializes a CCOrbitCamera action with radius, delta-radius,  z, deltaZ, x, deltaX */
+-(id) initWithDuration:(float) t radius:(float)r deltaRadius:(float) dr angleZ:(float)z deltaAngleZ:(float)dz angleX:(float)x deltaAngleX:(float)dx;
+/** positions the camera according to spherical coordinates */
+-(void) sphericalRadius:(float*) r zenith:(float*) zenith azimuth:(float*) azimuth;
+@end