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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2016 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.library;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* This interface lets users of the Distorted library get notified when something happens to one of the effects.
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* To receive the notifications, we first have to register with a call to {@link DistortedBitmap#addEventListener(EffectListener)}.
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* List of all possible events that can happen is defined in {@link EffectMessage}
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*/
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public interface EffectListener
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{
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/**
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* Gets called when event of type 'em' happens to effect 'effectID'.
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*
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* @param eventType Type of event that happened.
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* @param effectID ID of the effect the event happened to. This ID must have been previously returned by one
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* of the DistortedBitmap.{deform,distort,move,...} functions.
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* @param effectName Name of the effect as defined in EffectNames, e.g. if effectType==EffectNames.MOVE.ordinal(),
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* then the event happened to a MOVE effect.
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* @param bitmapID the ID of the DistortedBitmap object, as returned by {@link DistortedBitmap#getID()}, this event
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* happened to. If the object has been created using a copy constructor from another instance of
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* DistortedBitmap, the ID here will be the one of the original object.
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* @param message Any message string associated with it. 'Failed' event types have one.
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* @see EffectMessage
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* @see EffectNames
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*/
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void effectMessage(final EffectMessage eventType, final long effectID, final int effectName, final long bitmapID, final String message);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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