1/*
2 * Copyright (c) 2021-2022 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_ROSEN_AVOID_AREA_CONTROLLER_H
17#define OHOS_ROSEN_AVOID_AREA_CONTROLLER_H
18
19#include <map>
20#include <set>
21#include <unordered_map>
22#include <vector>
23
24#include <refbase.h>
25
26#include "class_var_definition.h"
27#include "window_node.h"
28#include "wm_common.h"
29#include "wm_common_inner.h"
30
31namespace OHOS {
32namespace Rosen {
33enum class AvoidControlType : uint32_t {
34    AVOID_NODE_ADD,
35    AVOID_NODE_UPDATE,
36    AVOID_NODE_REMOVE,
37    AVOID_NODE_UNKNOWN,
38};
39
40class AvoidAreaController : public RefBase {
41public:
42    explicit AvoidAreaController(uint32_t& focusedWindow) : focusedWindow_(focusedWindow) {};
43    ~AvoidAreaController() = default;
44
45    void UpdateAvoidAreaListener(sptr<WindowNode>& windowNode, bool isRegisterListener);
46    void ProcessWindowChange(const sptr<WindowNode>& windowNode, AvoidControlType avoidType,
47        const std::function<bool(sptr<WindowNode>)>& checkFunc);
48    AvoidArea GetAvoidAreaByType(const sptr<WindowNode>& node, AvoidAreaType avoidAreaType) const;
49
50private:
51    void AddOrRemoveOverlayWindowIfNeed(const sptr<WindowNode>& overlayNode, bool isAdding);
52    void AddOrRemoveKeyboard(const sptr<WindowNode>& keyboardNode, bool isAdding);
53    void UpdateOverlayWindowIfNeed(const sptr<WindowNode>& node,
54        const std::function<bool(sptr<WindowNode>)>& checkFunc);
55    AvoidPosType CalculateOverlayRect(const sptr<WindowNode>& node,
56        const sptr<WindowNode>& overlayNode, Rect& overlayRect) const;
57    AvoidPosType GetAvoidPosType(const Rect& windowRect, const Rect& overlayRect) const;
58    void SetAvoidAreaRect(AvoidArea& avoidArea, const Rect& rect, AvoidPosType type) const;
59    bool UpdateAvoidAreaIfNeed(const AvoidArea& avoidArea, const sptr<WindowNode>& node, AvoidAreaType avoidAreaType);
60    AvoidArea GetAvoidAreaSystemType(const sptr<WindowNode>& node) const;
61    AvoidArea GetAvoidAreaKeyboardType(const sptr<WindowNode>& node) const;
62
63    uint32_t& focusedWindow_;
64    std::unordered_map<uint32_t, sptr<WindowNode>> overlayWindowMap_;
65    std::set<sptr<WindowNode>> avoidAreaListenerNodes_;
66    std::map<uint32_t, std::map<AvoidAreaType, AvoidArea>> lastUpdatedAvoidArea_;
67    uint32_t lastSoftInputKeyboardAreaUpdatedWindowId_ { 0 };
68    DEFINE_VAR_DEFAULT_FUNC_SET(bool, FlagForProcessWindowChange, isForbidProcessingWindowChange, false)
69};
70}
71}
72#endif // OHOS_ROSEN_AVOID_AREA_CONTROLLER_H
73