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/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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.replica.replicaisland;
/**
* This class manages drawable objects that have short lifetimes (one or two frames). It provides
* type-specific allocator functions and a type-insensitive release function. This class manages
* pools of objects so no actual allocations occur after bootstrap.
*/
public class DrawableFactory extends BaseObject {
private final static int BITMAP_POOL_SIZE = 128;
private DrawableBitmapPool mBitmapPool;
private ScrollableBitmapPool mScrollableBitmapPool;
private TiledBackgroundVertexGridPool mTiledBackgroundVertexGridPool;
// This class wraps several object pools and provides a type-sensitive release function.
public DrawableFactory() {
super();
mBitmapPool = new DrawableBitmapPool(BITMAP_POOL_SIZE);
mTiledBackgroundVertexGridPool = new TiledBackgroundVertexGridPool();
mScrollableBitmapPool = new ScrollableBitmapPool();
}
@Override
public void reset() {
}
public DrawableBitmap allocateDrawableBitmap() {
return mBitmapPool.allocate();
}
public TiledBackgroundVertexGrid allocateTiledBackgroundVertexGrid() {
return mTiledBackgroundVertexGridPool.allocate();
}
public ScrollableBitmap allocateScrollableBitmap() {
return mScrollableBitmapPool.allocate();
}
public void release(DrawableObject object) {
ObjectPool pool = object.getParentPool();
if (pool != null) {
pool.release(object);
}
// Objects with no pool weren't created by this factory. Ignore them.
}
private class DrawableBitmapPool extends TObjectPool<DrawableBitmap> {
public DrawableBitmapPool(int size) {
super(size);
}
@Override
public void reset() {
}
@Override
protected void fill() {
int size = getSize();
for (int x = 0; x < size; x++) {
DrawableBitmap entry = new DrawableBitmap(null, 0, 0);
entry.setParentPool(this);
getAvailable().add(entry);
}
}
@Override
public void release(Object entry) {
((DrawableBitmap)entry).reset();
super.release(entry);
}
@Override
public DrawableBitmap allocate() {
DrawableBitmap result = super.allocate();
ContextParameters params = sSystemRegistry.contextParameters;
if (result != null && params != null) {
result.setViewSize(params.gameWidth, params.gameHeight);
}
return result;
}
}
private class ScrollableBitmapPool extends TObjectPool<ScrollableBitmap> {
public ScrollableBitmapPool() {
super();
}
@Override
public void reset() {
}
@Override
protected void fill() {
int size = getSize();
for (int x = 0; x < size; x++) {
ScrollableBitmap entry = new ScrollableBitmap(null, 0, 0);
entry.setParentPool(this);
getAvailable().add(entry);
}
}
@Override
public void release(Object entry) {
((ScrollableBitmap)entry).reset();
super.release(entry);
}
}
private class TiledBackgroundVertexGridPool extends TObjectPool<TiledBackgroundVertexGrid> {
public TiledBackgroundVertexGridPool() {
super();
}
@Override
public void reset() {
}
@Override
protected void fill() {
int size = getSize();
for (int x = 0; x < size; x++) {
TiledBackgroundVertexGrid entry = new TiledBackgroundVertexGrid();
entry.setParentPool(this);
getAvailable().add(entry);
}
}
@Override
public void release(Object entry) {
TiledBackgroundVertexGrid bg = (TiledBackgroundVertexGrid)entry;
bg.reset();
super.release(entry);
}
}
}
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