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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_IMAGE_IMAGE_COMPONENT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_IMAGE_IMAGE_COMPONENT_H
18 
19 #include <string>
20 
21 #include "base/image/pixel_map.h"
22 #include "base/resource/internal_resource.h"
23 #include "base/utils/macros.h"
24 #include "base/utils/utils.h"
25 #include "core/components/common/layout/constants.h"
26 #include "core/components/common/properties/alignment.h"
27 #include "core/components/common/properties/border.h"
28 #include "core/components/common/properties/color.h"
29 #include "core/pipeline/base/component_group.h"
30 #include "core/pipeline/base/element.h"
31 #include "core/pipeline/base/measurable.h"
32 #include "core/pipeline/base/render_component.h"
33 #include "core/components/common/properties/decoration.h"
34 
35 namespace OHOS::Ace {
36 // A component can show image.
37 class ACE_EXPORT ImageComponent : public RenderComponent, public Measurable {
38     DECLARE_ACE_TYPE(ImageComponent, RenderComponent, Measurable);
39 
40 public:
41     explicit ImageComponent(const std::string& src = std::string());
ImageComponent(InternalResource::ResourceId resourceId)42     explicit ImageComponent(InternalResource::ResourceId resourceId) : resourceId_(resourceId) {}
43     ~ImageComponent() override = default;
44 
45     RefPtr<RenderNode> CreateRenderNode() override;
46     RefPtr<Element> CreateElement() override;
47     void SetSrc(const std::string& src);
48     void SetAlt(const std::string& alt);
49     void SetAlignment(const Alignment& alignment);
50     void SetColor(const std::optional<Color>& color);
51     void SetLoadSuccessEvent(const EventMarker& loadSuccessEvent);
52     void SetLoadFailEvent(const EventMarker& loadFailEvent);
53     void SetSvgAnimatorFinishEvent(const EventMarker& svgAnimatorFinishEvent);
54     void SetResourceId(InternalResource::ResourceId resourceId);
55     void SetBorder(const Border& border);
56     void SetFitMaxSize(bool fitMaxSize);
57     void SetMatchTextDirection(bool matchTextDirection);
58     void SetImageFill(const std::optional<Color>& color);
59     void SetImageFit(ImageFit imageFit);
60     void SetImageInterpolation(ImageInterpolation imageInterpolation);
61     void SetImageRenderMode(ImageRenderMode imageRenderMode);
62     void SetImageRepeat(ImageRepeat imageRepeat);
63     void SetImageSourceSize(const std::pair<Dimension, Dimension>& sourceSize);
64     void SetUseSkiaSvg(bool useSkiaSvg);
65     void SetPixmap(const RefPtr<PixelMap>& pixmap);
66     void SetAutoResize(bool autoResize);
67     void SetSyncMode(bool syncMode);
68     bool GetSyncMode();
69 
70     const std::string& GetAlt() const;
71     const Alignment& GetAlignment() const;
72     const std::string& GetSrc() const;
73     const std::optional<Color>& GetColor() const;
74     const Border& GetBorder() const;
75     const EventMarker& GetLoadSuccessEvent() const;
76     const EventMarker& GetLoadFailEvent() const;
77     const EventMarker& GetSvgAnimatorFinishEvent() const;
78     InternalResource::ResourceId GetResourceId() const;
79     bool GetFitMaxSize() const;
80     bool IsMatchTextDirection() const;
81     bool IsSrcSvgImage() const;
82     ImageFit GetImageFit() const;
83     ImageInterpolation GetImageInterpolation() const;
84     ImageRenderMode GetImageRenderMode() const;
85     ImageRepeat GetImageRepeat() const;
86     const std::pair<Dimension, Dimension>& GetImageSourceSize() const;
87     bool GetUseSkiaSvg() const;
88     bool GetAutoResize() const;
89     static bool IsSvgSuffix(const std::string& src);
90     const RefPtr<PixelMap>& GetPixmap() const;
91     void SetHasObjectPosition(bool hasObjectPosition);
92     bool GetHasObjectPosition() const;
93     void SetImageObjectPosition(const ImageObjectPosition& imageObjectPosition);
94     const ImageObjectPosition& GetImageObjectPosition() const;
95     const std::optional<Color>& GetImageFill() const;
96 
97     static RefPtr<ImageComponent> MakeFromOtherWithoutSourceAndEvent(const RefPtr<ImageComponent>& other);
98 
99 private:
100     std::string src_;
101     std::string alt_;
102     Alignment alignment_ = Alignment::CENTER;
103     ImageObjectPosition imageObjectPosition_;
104 
105     std::optional<Color> color_;
106     std::optional<Color> fillColor_; // used for paint svg path.
107 
108     EventMarker loadSuccessEvent_;
109     EventMarker loadFailEvent_;
110     EventMarker svgAnimatorFinishEvent_;
111     InternalResource::ResourceId resourceId_ = InternalResource::ResourceId::NO_ID;
112     Border border_;
113     bool fitMaxSize_ = true;
114     bool hasObjectPosition_ = false;
115     bool matchTextDirection_ = false;
116     bool useSkiaSvg_ = true;
117     bool autoResize_ = true;
118 
119     ImageFit imageFit_ = ImageFit::COVER;
120     // set default value to [ImageInterpolation::LOW] to keep consistent for the old frontend
121     ImageInterpolation imageInterpolation_ = ImageInterpolation::LOW;
122     ImageRenderMode imageRenderMode_ = ImageRenderMode::ORIGINAL;
123     ImageRepeat imageRepeat_ = ImageRepeat::NOREPEAT;
124     std::pair<Dimension, Dimension> imageSourceSize_ = std::pair<Dimension, Dimension>(Dimension(-1), Dimension(-1));
125     RefPtr<PixelMap> pixmap_ = nullptr;
126     bool syncMode_ = false;
127 };
128 
129 } // namespace OHOS::Ace
130 
131 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_IMAGE_IMAGE_COMPONENT_H
132