1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef OHOS_HDI_DISPLAY_COMPOSER_V1_1_ISEAMLESSCHANGECALLBACK_H
17#define OHOS_HDI_DISPLAY_COMPOSER_V1_1_ISEAMLESSCHANGECALLBACK_H
18
19#include <stdint.h>
20#include <hdf_base.h>
21#include <hdi_base.h>
22
23#ifndef HDI_BUFF_MAX_SIZE
24#define HDI_BUFF_MAX_SIZE (1024 * 200)
25#endif
26
27#ifndef HDI_CHECK_VALUE_RETURN
28#define HDI_CHECK_VALUE_RETURN(lv, compare, rv, ret) do { \
29    if ((lv) compare (rv)) { \
30        return ret; \
31    } \
32} while (false)
33#endif
34
35#ifndef HDI_CHECK_VALUE_RET_GOTO
36#define HDI_CHECK_VALUE_RET_GOTO(lv, compare, rv, ret, value, table) do { \
37    if ((lv) compare (rv)) { \
38        ret = value; \
39        goto table; \
40    } \
41} while (false)
42#endif
43
44namespace OHOS {
45namespace HDI {
46namespace Display {
47namespace Composer {
48namespace V1_1 {
49using namespace OHOS;
50using namespace OHOS::HDI;
51
52enum {
53    CMD_SEAMLESS_CHANGE_CALLBACK_GET_VERSION = 0,
54    CMD_SEAMLESS_CHANGE_CALLBACK_ON_SEAMLESS_CHANGE = 1,
55};
56
57class ISeamlessChangeCallback : public HdiBase {
58public:
59    DECLARE_HDI_DESCRIPTOR(u"ohos.hdi.display.composer.v1_1.ISeamlessChangeCallback");
60
61    virtual ~ISeamlessChangeCallback() = default;
62
63    virtual int32_t OnSeamlessChange(uint32_t devId) = 0;
64
65    virtual int32_t GetVersion(uint32_t& majorVer, uint32_t& minorVer)
66    {
67        majorVer = 1;
68        minorVer = 1;
69        return HDF_SUCCESS;
70    }
71
72    virtual bool IsProxy()
73    {
74        return false;
75    }
76
77    virtual const std::u16string GetDesc()
78    {
79        return metaDescriptor_;
80    }
81};
82} // V1_1
83} // Composer
84} // Display
85} // HDI
86} // OHOS
87
88#endif // OHOS_HDI_DISPLAY_COMPOSER_V1_1_ISEAMLESSCHANGECALLBACK_H
89
90