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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_ITEM_THEME_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_ITEM_THEME_H
18 
19 #include "core/components/theme/theme.h"
20 #include "core/components/theme/theme_constants.h"
21 #include "core/components/theme/theme_constants_defines.h"
22 #include "core/components_ng/property/border_property.h"
23 
24 namespace OHOS::Ace::NG {
25 enum class GridItemStyle {
26     NONE = 0,
27     PLAIN,
28 };
29 
30 /**
31  * GridItemTheme defines styles of grid item. GridItemTheme should be built using GridItemTheme::Builder.
32  */
33 class GridItemTheme : public virtual Theme {
34     DECLARE_ACE_TYPE(GridItemTheme, Theme);
35 
36 public:
37     class Builder {
38     public:
39         Builder() = default;
40         ~Builder() = default;
41 
Build(const RefPtr<ThemeConstants> & themeConstants)42         RefPtr<GridItemTheme> Build(const RefPtr<ThemeConstants>& themeConstants) const
43         {
44             RefPtr<GridItemTheme> theme = AceType::Claim(new GridItemTheme());
45             if (!themeConstants) {
46                 return theme;
47             }
48             ParsePattern(themeConstants, theme);
49             return theme;
50         }
51 
52     private:
ParsePattern(const RefPtr<ThemeConstants> & themeConstants,const RefPtr<GridItemTheme> & theme)53         void ParsePattern(const RefPtr<ThemeConstants>& themeConstants, const RefPtr<GridItemTheme>& theme) const
54         {
55             if (!theme) {
56                 return;
57             }
58             RefPtr<ThemeStyle> pattern = themeConstants->GetPatternByName(THEME_PATTERN_GRID);
59             if (!pattern) {
60                 return;
61             }
62             theme->pressColor_ = pattern->GetAttr<Color>("grid_item_press_color", Color::WHITE);
63             theme->hoverColor_ = pattern->GetAttr<Color>("grid_item_hover_color", Color::WHITE);
64             theme->focusRadius_ = pattern->GetAttr<Dimension>("grid_item_focus_border_radius", 0.0_vp);
65             theme->focusColor_ = pattern->GetAttr<Color>("grid_item_focus_color", Color::WHITE);
66             theme->borderRadius_.SetRadius(theme->focusRadius_);
67         }
68     };
69 
70     ~GridItemTheme() override = default;
71 
GetGridItemPressColor()72     const Color& GetGridItemPressColor() const
73     {
74         return pressColor_;
75     }
GetGridItemHoverColor()76     const Color& GetGridItemHoverColor() const
77     {
78         return hoverColor_;
79     }
GetHoverAnimationDuration()80     int32_t GetHoverAnimationDuration() const
81     {
82         return hoverAnimationDuration_;
83     }
GetHoverToPressAnimationDuration()84     int32_t GetHoverToPressAnimationDuration() const
85     {
86         return hoverToPressAnimationDuration_;
87     }
GetGridItemDisabledAlpha()88     double GetGridItemDisabledAlpha() const
89     {
90         return disabledAlpha_;
91     }
GetGridItemEnabledAlpha()92     double GetGridItemEnabledAlpha() const
93     {
94         return enabledAlpha_;
95     }
GetGridItemFocusRadius()96     const Dimension& GetGridItemFocusRadius() const
97     {
98         return focusRadius_;
99     }
GetFocusPaintPadding()100     const Dimension& GetFocusPaintPadding() const
101     {
102         return focusPaintPadding_;
103     }
GetGridItemFocusColor()104     const Color& GetGridItemFocusColor() const
105     {
106         return focusColor_;
107     }
GetGridItemBorderRadius()108     const NG::BorderRadiusProperty& GetGridItemBorderRadius() const
109     {
110         return borderRadius_;
111     }
112 
113 protected:
114     GridItemTheme() = default;
115 
116 private:
117     Color pressColor_;
118     Color hoverColor_;
119     int32_t hoverAnimationDuration_ = 250;
120     int32_t hoverToPressAnimationDuration_ = 100;
121     double disabledAlpha_ = 0.4;
122     double enabledAlpha_ = 1.0;
123     Dimension focusRadius_;
124     Dimension focusPaintPadding_ = 3.0_vp;
125     Color focusColor_;
126     Dimension borderRadiusValue_;
127     NG::BorderRadiusProperty borderRadius_;
128 };
129 } // namespace OHOS::Ace::NG
130 
131 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_ITEM_THEME_H
132