/*
 * Copyright(c) 2020 Samsung Electronics Co., Ltd.
 *
 * 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.
 *
 */

namespace Tizen.NUI
{
    internal class GLWindowVisibilityChangedEvent : Disposable
    {
        internal GLWindowVisibilityChangedEvent(global::System.IntPtr cPtr, bool cMemoryOwn) : base(cPtr, cMemoryOwn)
        {
        }

        public GLWindowVisibilityChangedEvent(GLWindow glWindow) : this(Interop.GLWindowVisibilityChangedSignal.GetSignal(GLWindow.getCPtr(glWindow)), true)
        {
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }

        protected override void ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef swigCPtr)
        {
            Interop.GLWindowVisibilityChangedSignal.DeleteSignal(swigCPtr);
        }

        public bool Empty()
        {
            bool ret = Interop.GLWindowVisibilityChangedSignal.Empty(SwigCPtr);

            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        public uint GetConnectionCount()
        {
            uint ret = Interop.GLWindowVisibilityChangedSignal.GetConnectionCount(SwigCPtr);

            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        public void Connect(System.Delegate func)
        {
            System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate<System.Delegate>(func);
            {
                Interop.GLWindowVisibilityChangedSignal.Connect(SwigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
                if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            }
        }

        public void Disconnect(System.Delegate func)
        {
            System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate<System.Delegate>(func);
            {
                Interop.GLWindowVisibilityChangedSignal.Disconnect(SwigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
                if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            }
        }

        public void Emit(GLWindow glWindow, bool visibility)
        {
            Interop.GLWindowVisibilityChangedSignal.Emit(SwigCPtr, GLWindow.getCPtr(glWindow), visibility);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }
    }
}