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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using OpenMetaverse;
namespace OpenSim.Framework
{
public delegate bool AnimationSetValidator(UUID animID);
public class AnimationSet
{
private readonly int m_maxAnimations = 255;
public const uint allowedPermitions = (uint)(PermissionMask.Copy | PermissionMask.Modify);
public uint enforcePermitions(uint currentPerm)
{
return currentPerm & allowedPermitions;
}
public void enforceItemPermitions(ref InventoryItemBase it)
{
if (it == null)
return;
it.CurrentPermissions &= allowedPermitions;
it.NextPermissions &= allowedPermitions;
it.EveryOnePermissions &= allowedPermitions;
it.GroupPermissions &= allowedPermitions;
it.BasePermissions &= allowedPermitions;
}
public int AnimationCount { get; private set; }
private Dictionary<int, UUID> m_animations = new Dictionary<int, UUID>();
public UUID AnimationAt(int index)
{
if (m_animations.ContainsKey(index))
return m_animations[index];
return UUID.Zero;
}
public void SetAnimation(int index, UUID animation)
{
if (index < 0 || index > m_maxAnimations)
return;
m_animations[index] = animation;
}
public AnimationSet(Byte[] assetData)
{
if (assetData.Length < 2)
throw new System.ArgumentException();
if (assetData[0] != 1) // Only version 1 is supported
throw new System.ArgumentException();
AnimationCount = assetData[1];
if (assetData.Length - 2 != 16 * AnimationCount)
throw new System.ArgumentException();
// TODO: Read anims from blob
}
public Byte[] ToBytes()
{
// TODO: Make blob from anims
return new Byte[0];
}
public bool Validate(AnimationSetValidator val)
{
List<int> badAnims = new List<int>();
bool allOk = true;
foreach (KeyValuePair<int, UUID> kvp in m_animations)
{
if (!val(kvp.Value))
{
allOk = false;
badAnims.Add(kvp.Key);
}
}
foreach (int idx in badAnims)
m_animations.Remove(idx);
return allOk;
}
}
}
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