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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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import java.util.HashMap;
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/**
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* HashMap of all DistortedObjectGrids ever created. The point: we can share the Grids among
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* DistortedObjects that are of the same shape.
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*/
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///////////////////////////////////////////////////////////////////////////////////////////////////
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final class DistortedGridFactory
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{
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private static HashMap<String,DistortedObjectGrid> mGrids = new HashMap<>();
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// DistortedCubesGrid
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static synchronized DistortedObjectGrid getGrid(int cols, String desc, boolean frontOnly)
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{
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String d = "1_"+cols+"_"+desc+"_"+(frontOnly?"1":"0");
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Object o = mGrids.get(d);
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if( o!=null )
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{
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return (DistortedObjectGrid)o;
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}
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else
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{
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DistortedObjectGrid grid = new DistortedCubesGrid(cols,desc,frontOnly);
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mGrids.put(d,grid);
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return grid;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// DistortedCubesGrid (full)
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static synchronized DistortedObjectGrid getGrid(int cols, int rows, boolean frontOnly)
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{
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String d = "2_"+cols+"_"+rows+"_"+(frontOnly?"1":"0");
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Object o = mGrids.get(d);
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if( o!=null )
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{
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return (DistortedObjectGrid)o;
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}
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else
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{
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DistortedObjectGrid grid = new DistortedCubesGrid(cols,rows,frontOnly);
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mGrids.put(d,grid);
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return grid;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// DistortedBitmapGrid
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static synchronized DistortedObjectGrid getGrid(int cols, int rows)
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{
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String d = cols+"+"+rows;
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Object o = mGrids.get(d);
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if( o!=null )
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{
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return (DistortedObjectGrid)o;
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}
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else
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{
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DistortedObjectGrid grid = new DistortedBitmapGrid(cols,rows);
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mGrids.put(d,grid);
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return grid;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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static synchronized void release()
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{
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mGrids.clear();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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}
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