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/*
 * Copyright (C) 2013-2015 RoboVM AB
 *
 * 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.
 */
package com.bugvm.apple.gameplaykit;

/**/
import java.io.*;
import java.nio.*;
import java.util.*;
import com.bugvm.objc.*;
import com.bugvm.objc.annotation.*;
import com.bugvm.objc.block.*;
import com.bugvm.rt.*;
import com.bugvm.rt.annotation.*;
import com.bugvm.rt.bro.*;
import com.bugvm.rt.bro.annotation.*;
import com.bugvm.rt.bro.ptr.*;
import com.bugvm.apple.foundation.*;
/**/

/**/

/**/
/**/@Library("GameplayKit") @NativeClass/**/
/**/public/**/ class /**/GKComponentSystem/**/ 
    extends /**/NSObject/**/ 
    /**/implements NSFastEnumeration/**/, Iterable {

    /**/public static class GKComponentSystemPtr extends Ptr {}/**/
    /**/static { ObjCRuntime.bind(GKComponentSystem.class); }/**/
    /**//**/
    /**/
    protected GKComponentSystem(SkipInit skipInit) { super(skipInit); }
    public GKComponentSystem(Class cls) { super((SkipInit) null); initObject(init(cls)); }
    /**/
    /**/
    @Property(selector = "componentClass")
    public native Class getComponentClass();
    @Property(selector = "components")
    public native NSArray getComponents();
    /**/
    /**//**/
    @Override
    public java.util.Iterator iterator() {
        return new GKComponentSystem.Iterator(this);
    }
    /**/
    @Method(selector = "objectAtIndexedSubscript:")
    protected native T get(@MachineSizedUInt long idx);
    @Method(selector = "initWithComponentClass:")
    protected native @Pointer long init(Class cls);
    @Method(selector = "addComponent:")
    public native void addComponent(T component);
    @Method(selector = "addComponentWithEntity:")
    public native void addComponent(GKEntity entity);
    @Method(selector = "removeComponentWithEntity:")
    public native void removeComponent(GKEntity entity);
    @Method(selector = "removeComponent:")
    public native void removeComponent(T component);
    @Method(selector = "updateWithDeltaTime:")
    public native void update(double seconds);
    /**/
    
    private static class Iterator implements java.util.Iterator {
        GKComponentSystem enumerator;
        int index;
        T current;
        T next;

        Iterator(GKComponentSystem enumerator) {
            this.enumerator = enumerator;
            index = -1;
            current = null;
            next = enumerator.get(0);
        }

        @Override
        public boolean hasNext() {
            return next != null;
        }

        @Override
        public T next() {
            if (next == null) {
                throw new NoSuchElementException();
            }
            current = next;
            index++;
            next = enumerator.get(index + 1);
            return current;
        }

        void remove(int index, T o) {
            throw new UnsupportedOperationException();
        }
        
        @Override
        public void remove() {
            if (current == null || next == null) {
                throw new IllegalStateException();
            }
            remove(index, current);
        }
    }
}