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1 /*
2  * Copyright (c) 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 FOUNDATION_ACE_FRAMEWORKS_BASE_MOUSESTYLE_MOUSE_STYLE_MANAGER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_BASE_MOUSESTYLE_MOUSE_STYLE_MANAGER_H
18 
19 #include <list>
20 
21 #include "base/memory/ace_type.h"
22 #include "base/image/pixel_map.h"
23 
24 namespace OHOS::Ace {
25 
26 enum class MouseFormat : int32_t {
27     DEFAULT = 0,        // Default mouse style
28     EAST = 1,           // Eastwards arrow
29     WEST = 2,           // Westwards arrow
30     SOUTH = 3,          // Southwards arrow
31     NORTH = 4,          // Northwards arrow
32     WEST_EAST = 5,      // Drag left-right mouse style
33     NORTH_SOUTH = 6,    // Drag up-down mouse style
34     NORTH_EAST = 7,
35     NORTH_WEST = 8,
36     SOUTH_EAST = 9,
37     SOUTH_WEST = 10,
38     NORTH_EAST_SOUTH_WEST = 11,
39     NORTH_WEST_SOUTH_EAST = 12,
40     CROSS = 13,
41     CURSOR_COPY = 14,
42     CURSOR_FORBID = 15,
43     COLOR_SUCKER = 16,
44     HAND_GRABBING = 17,
45     HAND_OPEN = 18,
46     HAND_POINTING = 19, // Hyperlink mouse style
47     HELP = 20,
48     CURSOR_MOVE = 21,
49     RESIZE_LEFT_RIGHT = 22,
50     RESIZE_UP_DOWN = 23,
51     SCREENSHOT_CHOOSE = 24,
52     SCREENSHOT_CURSOR = 25,
53     TEXT_CURSOR = 26,   // Text editing mouse style
54     ZOOM_IN = 27,
55     ZOOM_OUT = 28,
56     MIDDLE_BTN_EAST = 29,
57     MIDDLE_BTN_WEST = 30,
58     MIDDLE_BTN_SOUTH = 31,
59     MIDDLE_BTN_NORTH = 32,
60     MIDDLE_BTN_NORTH_SOUTH = 33,
61     MIDDLE_BTN_NORTH_EAST = 34,
62     MIDDLE_BTN_NORTH_WEST = 35,
63     MIDDLE_BTN_SOUTH_EAST = 36,
64     MIDDLE_BTN_SOUTH_WEST = 37,
65     MIDDLE_BTN_NORTH_SOUTH_WEST_EAST = 38,
66     HORIZONTAL_TEXT_CURSOR = 39,
67     CURSOR_CROSS = 40,
68     CURSOR_CIRCLE = 41,
69     LOADING = 42,
70     RUNNING = 43,
71     CURSOR_NONE = 46,
72     CONTEXT_MENU = 47,
73     ALIAS = 48,
74 };
75 
76 class ACE_EXPORT MouseStyle : public AceType {
77     DECLARE_ACE_TYPE(MouseStyle, AceType);
78 
79 public:
80     static RefPtr<MouseStyle> CreateMouseStyle();
81 
82     virtual bool SetPointerStyle(int32_t windowId, MouseFormat pointerStyle) const = 0;
83     virtual int32_t GetPointerStyle(int32_t windowId, int32_t& pointerStyle) const = 0;
SetMouseIcon(int32_t windowId,MouseFormat pointerStyle,std::shared_ptr<Media::PixelMap> pixelMap)84     virtual void SetMouseIcon(
85         int32_t windowId, MouseFormat pointerStyle, std::shared_ptr<Media::PixelMap> pixelMap) const {};
SetCustomCursor(int32_t windowId,int32_t focusX,int32_t focusY,std::shared_ptr<Media::PixelMap> pixelMap)86     virtual void SetCustomCursor(
87         int32_t windowId, int32_t focusX, int32_t focusY, std::shared_ptr<Media::PixelMap> pixelMap) const {};
SetPointerVisible(MouseFormat pointerStyle)88     virtual void SetPointerVisible(MouseFormat pointerStyle) const {};
89 };
90 
91 enum class MouseStyleChangeReason {
92     INNER_SET_MOUSESTYLE = 0, // inner frameNode call mouseStyle change
93     USER_SET_MOUSESTYLE = 1, // user call setCursor change mouseStyle
94     CONTAINER_DESTROY_RESET_MOUSESTYLE = 2, // container is destroyed, reset mouse style
95     WINDOW_LOST_FOCUS_RESET_MOUSESTYLE = 3, // window lost focus, reset mouse style
96     WINDOW_SCENE_LOST_FOCUS_RESET_MOUSESTYLE = 4, // window_scene lost focus, reset mouse style
97 };
98 
99 struct MouseStyleChangeLog {
100     int32_t windowId; // the id of window which change mouseStyle
101     int32_t changeNodeId; // the id of node which change mouseStyle
102     MouseFormat beforeMouseStyle; // before this change, the mouseFormat of mouseStyle
103     MouseFormat afterMouseStyle; // after this change, the mouseFormat of mouseStyle
104     MouseStyleChangeReason reason; // the reason of this mouseStyle change
105 };
106 
107 class ACE_EXPORT MouseStyleManager : public AceType {
108     DECLARE_ACE_TYPE(MouseStyleManager, AceType);
109 
110 public:
111     MouseStyleManager() = default;
112 
113     bool SetMouseFormat(int32_t windowId, int32_t nodeId, MouseFormat mouseFormat,
114         bool isByPass, MouseStyleChangeReason reason);
115 
116     void VsyncMouseFormat();
117     void DumpMouseStyleChangeLog();
118 
SetMouseStyleHoldNode(int32_t id)119     bool SetMouseStyleHoldNode(int32_t id)
120     {
121         if (!mouseStyleNodeId_.has_value()) {
122             mouseStyleNodeId_ = id;
123             return true;
124         } else {
125             return false;
126         }
127     }
128 
FreeMouseStyleHoldNode(int32_t id)129     bool FreeMouseStyleHoldNode(int32_t id)
130     {
131         if (mouseStyleNodeId_.has_value() && mouseStyleNodeId_.value() == id) {
132             mouseStyleNodeId_.reset();
133             return true;
134         } else {
135             return false;
136         }
137     }
138 
FreeMouseStyleHoldNode()139     bool FreeMouseStyleHoldNode()
140     {
141         CHECK_NULL_RETURN(mouseStyleNodeId_.has_value(), false);
142         mouseStyleNodeId_.reset();
143         return true;
144     }
145 
SetUserSetCursor(bool userSetCursor)146     void SetUserSetCursor(bool userSetCursor)
147     {
148         userSetCursor_ = userSetCursor;
149     }
150 
GetCurrentMouseStyle()151     MouseFormat GetCurrentMouseStyle() const
152     {
153         return mouseFormat_;
154     }
155 
156 private:
157     bool userSetCursor_ = false;
158     std::optional<int32_t> mouseStyleNodeId_;
159     MouseFormat lastVsyncMouseFormat_ = MouseFormat::DEFAULT;
160     MouseFormat mouseFormat_ = MouseFormat::DEFAULT;
161     std::list<MouseStyleChangeLog> vsyncMouseStyleChanges_;
162     std::list<MouseStyleChangeLog> mouseStyleChangeLogs_;
163 };
164 } // namespace OHOS::Ace
165 
166 #endif // FOUNDATION_ACE_FRAMEWORKS_BASE_MOUSESTYLE_MOUSE_STYLE_MANAGER_H