1 /*
2  * Copyright (C) 2010 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.replica.replicaisland;
18 
19 /**
20  * DrawableObject is the base object interface for objects that can be rendered to the screen.
21  * Note that objects derived from DrawableObject are passed between threads, and that care must be
22  * taken when modifying drawable parameters to avoid side-effects (for example, the DrawableFactory
23  * class can be used to generate fire-and-forget drawables).
24  */
25 public abstract class DrawableObject extends AllocationGuard {
26     private float mPriority;
27     private ObjectPool mParentPool;
28 
draw(float x, float y, float scaleX, float scaleY)29     public abstract void draw(float x, float y, float scaleX, float scaleY);
30 
DrawableObject()31     public DrawableObject() {
32         super();
33     }
34 
setPriority(float f)35     public void setPriority(float f) {
36         mPriority = f;
37     }
38 
getPriority()39     public float getPriority() {
40         return mPriority;
41     }
42 
setParentPool(ObjectPool pool)43     public void setParentPool(ObjectPool pool) {
44         mParentPool = pool;
45     }
46 
getParentPool()47     public ObjectPool getParentPool() {
48         return mParentPool;
49     }
50 
51     // Override to allow drawables to be sorted by texture.
getTexture()52     public Texture getTexture() {
53         return null;
54     }
55 
56     // Function to allow drawables to specify culling rules.
visibleAtPosition(Vector2 position)57     public boolean visibleAtPosition(Vector2 position) {
58         return true;
59     }
60 
61 }
62