1  /*
 2   *  Copyright (C) 2022 github.com/REAndroid
 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  package com.reandroid.arsc.item;
17  
18  import com.reandroid.arsc.chunk.SpecBlock;
19  import com.reandroid.utils.HexUtil;
20  
21  public class SpecFlag extends IndirectItem<SpecFlagsArray> {
22      public SpecFlag(SpecFlagsArray specFlagsArray, int offset) {
23          super(specFlagsArray, offset);
24      }
25      public byte getFlagByte(){
26          return getBlockItem().getBytesInternal()[getOffset() + OFFSET_FLAG];
27      }
28      public void setFlagByte(byte flag){
29          getBlockItem().getBytesInternal()[getOffset() + OFFSET_FLAG] = flag;
30      }
31      public void addFlagByte(byte flag){
32          flag = (byte) ((getFlagByte() & 0xff) | (flag & 0xff));
33          setFlagByte(flag);
34      }
35      public void addFlag(SpecBlock.Flag flag){
36          addFlagByte(flag.getFlag());
37      }
38      public void setPublic(){
39          addFlag(SpecBlock.Flag.SPEC_PUBLIC);
40      }
41      public boolean isPublic(){
42          return SpecBlock.Flag.isPublic(getFlagByte());
43      }
44      public int getInteger(){
45          return BlockItem.getInteger(this.getBlockItem().getBytesInternal(), this.getOffset());
46      }
47      public void setInteger(int value){
48          if(value == getInteger()){
49              return;
50          }
51          BlockItem.putInteger(this.getBlockItem().getBytesInternal(), this.getOffset(), value);
52          this.getBlockItem().onBytesChanged();
53      }
54      @Override
55      public String toString(){
56          byte flag = getFlagByte();
57          if(flag != 0){
58              return SpecBlock.Flag.toString(getFlagByte());
59          }
60          int val = getInteger();
61          if(val != 0){
62              return HexUtil.toHex8(val);
63          }
64          return "";
65      }
66  
67      private static final int OFFSET_FLAG = 3;
68  
69  }