SortedListImpl.h revision 8550c4c7b5952b7a4e1e0ede95c9492d03099a13 
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#ifndef ANDROID_UI_SORTED_LIST_IMPL_H
18#define ANDROID_UI_SORTED_LIST_IMPL_H
19
20#include <utils/VectorImpl.h>
21
22namespace android {
23namespace uirenderer {
24
25class SortedListImpl: public VectorImpl {
26public:
27    SortedListImpl(size_t itemSize, uint32_t flags);
28    SortedListImpl(const VectorImpl& rhs);
29    virtual ~SortedListImpl();
30
31    SortedListImpl& operator =(const SortedListImpl& rhs);
32
33    ssize_t indexOf(const void* item) const;
34    size_t orderOf(const void* item) const;
35    ssize_t add(const void* item);
36    ssize_t merge(const VectorImpl& vector);
37    ssize_t merge(const SortedListImpl& vector);
38    ssize_t remove(const void* item);
39
40protected:
41    virtual int do_compare(const void* lhs, const void* rhs) const = 0;
42
43private:
44    ssize_t _indexOrderOf(const void* item, size_t* order = 0) const;
45
46    // these are made private, because they can't be used on a SortedVector
47    // (they don't have an implementation either)
48    ssize_t add();
49    void pop();
50    void push();
51    void push(const void* item);
52    ssize_t insertVectorAt(const VectorImpl& vector, size_t index);
53    ssize_t appendVector(const VectorImpl& vector);
54    ssize_t insertArrayAt(const void* array, size_t index, size_t length);
55    ssize_t appendArray(const void* array, size_t length);
56    ssize_t insertAt(size_t where, size_t numItems = 1);
57    ssize_t insertAt(const void* item, size_t where, size_t numItems = 1);
58    ssize_t replaceAt(size_t index);
59    ssize_t replaceAt(const void* item, size_t index);
60};
61
62}; // namespace uirenderer
63}; // namespace android
64
65#endif // ANDROID_UI_SORTED_LIST_IMPL_H
66