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_TEXT_OVERLAY_TEXT_OVERLAY_ELEMENT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TEXT_OVERLAY_TEXT_OVERLAY_ELEMENT_H
18 
19 #include "core/components/box/box_component.h"
20 #include "core/components/text_overlay/text_overlay_component.h"
21 #include "core/components/tween/tween_element.h"
22 #include "core/focus/focus_node.h"
23 #include "core/pipeline/base/sole_child_element.h"
24 
25 namespace OHOS::Ace {
26 
27 class TextOverlayElement : public SoleChildElement, public FocusGroup {
28     DECLARE_ACE_TYPE(TextOverlayElement, SoleChildElement, FocusGroup)
29 
30 public:
31     void PerformBuild() override;
32     void OnFocus() override;
33     void OnBlur() override;
34 
35     void RebuildChild(bool isSingleHandle, bool hasToolBar, bool hasMenu, bool hasIcon, bool hasAnimation,
36         bool buildToolBarOnly = false);
37 
38 private:
39     bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect) override;
40 
41     void OnStartAnimation(
42         const TweenOption& outerOption, const TweenOption& innerOption, bool isSingleHandle, bool isIn);
43     // Init outer and inner tween element.
44     void InitTween(const RefPtr<Element>& element);
45     void AddListener(bool isSingleHandle, bool isIn);
46 
47     bool hasFocusAnimation_ = false;
48     RefPtr<TextOverlayComponent> overlayComponent_;
49     RefPtr<TweenElement> outerTween_;
50     RefPtr<TweenElement> innerTween_;
51 };
52 
53 } // namespace OHOS::Ace
54 
55 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TEXT_OVERLAY_TEXT_OVERLAY_ELEMENT_H
56