1 /*
2  * Copyright (c) 2021 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_PICKER_RENDER_PICKER_OPTION_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_PICKER_RENDER_PICKER_OPTION_H
18 
19 #include "core/components/box/box_component.h"
20 #include "core/components/box/render_box.h"
21 #include "core/components/text/render_text.h"
22 #include "core/components/text/text_component.h"
23 #include "core/gestures/press_recognizer.h"
24 #include "core/pipeline/base/render_node.h"
25 
26 namespace OHOS::Ace {
27 
28 class RenderPickerOption : public RenderNode {
29     DECLARE_ACE_TYPE(RenderPickerOption, RenderNode);
30 
31 public:
32     RenderPickerOption();
33     ~RenderPickerOption() override = default;
34 
35     void Update(const RefPtr<Component>& component) override;
36     void PerformLayout() override;
37     void OnPaintFinish() override;
38 
39     bool GetSelected() const;
40 
41     void UpdateValue(uint32_t newIndex, const std::string& newText);
42     void UpdateFocus(bool focus);
43     void UpdatePhoneFocus(bool focus);
44     void UpdateTextFocus(bool focus);
45     void UpdateScrollDelta(double delta);
46     void UpdateRenders();
47     void HandleMouseHoverEvent(MouseState mouseState) override;
48 
GetFocusAnimationColor()49     const Color& GetFocusAnimationColor() const
50     {
51         return focusColor_;
52     }
53 
GetFocusBackColor()54     Color GetFocusBackColor() const
55     {
56         if (!focusDecoration_) {
57             return Color::WHITE;
58         }
59         return focusDecoration_->GetBackgroundColor();
60     }
61 
GetNormalBackColor()62     Color GetNormalBackColor() const
63     {
64         if (!selectedDecoration_) {
65             return Color::TRANSPARENT;
66         }
67         return selectedDecoration_->GetBackgroundColor();
68     }
69 
GetRenderBox()70     RefPtr<RenderBox> GetRenderBox() const
71     {
72         return renderBox_;
73     }
74 
75 protected:
76     void OnTouchTestHit(const Offset&, const TouchRestrict&, TouchTestResult& result) override;
77     void OnMouseHoverEnterTest() override;
78     void OnMouseHoverExitTest() override;
79     void StartHoverAnimation(bool isEnter);
80     void StartPressAnimation(bool isDown);
81     bool ResetHoverAnimation(bool isEnter);
82     bool ResetPressAnimation(bool isDown);
83     void ResetMouseController();
84     void UpdateBackgroundDecoration(const Color& color);
85 
86 private:
87     double LayoutBox();
88     void GetRenders(const RefPtr<RenderNode>& render);
89     void GetRenders();
90     void ClearRenders();
91     void RefreshFocus();
92 
93     Size optionSize_;
94     bool optionDefaultHeight_ = false;
95     DimensionUnit optionSizeUnit_ = DimensionUnit::PX;
96     Size realSize_;
97     double deltaSize_ = 0.0;
98     double optionPadding_ = 0.0;
99     double realPadding_ = 0.0;
100 
101     TextStyle selectedStyle_;
102     TextStyle focusStyle_;
103     Color focusColor_;
104     Radius rrectRadius_;
105 
106     RefPtr<Decoration> selectedDecoration_;
107     RefPtr<Decoration> focusDecoration_;
108     RefPtr<Decoration> pressDecoration_;
109     RefPtr<Decoration> hoverDecoration_;
110     RefPtr<TextComponent> textComponent_;
111     RefPtr<RenderText> renderText_;
112     RefPtr<BoxComponent> boxComponent_;
113     RefPtr<RenderBox> renderBox_;
114     RefPtr<Animator> mouseAnimationController_;
115     RefPtr<PressRecognizer> pressDetect_;
116 
117     uint32_t index_ = 0;
118     std::string text_;
119     bool selected_ = false;
120     bool autoLayout_ = false;
121     bool hasAnimate_ = false;
122     bool alignTop_ = false;
123     bool alignBottom_ = false;
124     bool hasTextFocus_ = false;
125 };
126 
127 } // namespace OHOS::Ace
128 
129 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_PICKER_RENDER_PICKER_OPTION_H
130