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 #include "bridge/declarative_frontend/jsview/js_scrollable.h"
17 
18 #include "base/utils/utils.h"
19 #include "bridge/declarative_frontend/jsview/js_shape_abstract.h"
20 #include "bridge/declarative_frontend/jsview/js_view_abstract.h"
21 
22 namespace OHOS::Ace::Framework {
23 namespace {
24 const std::vector<DisplayMode> DISPLAY_MODE = { DisplayMode::OFF, DisplayMode::AUTO, DisplayMode::ON };
25 } // namespace
26 
ParseEdgeEffect(const JSRef<JSVal> & jsValue,EdgeEffect defaultValue)27 EdgeEffect JSScrollable::ParseEdgeEffect(const JSRef<JSVal>& jsValue, EdgeEffect defaultValue)
28 {
29     auto edgeEffect = static_cast<int32_t>(defaultValue);
30     if (jsValue->IsNull() || jsValue->IsUndefined() || !JSViewAbstract::ParseJsInt32(jsValue, edgeEffect) ||
31         edgeEffect < static_cast<int32_t>(EdgeEffect::SPRING) || edgeEffect > static_cast<int32_t>(EdgeEffect::NONE)) {
32         edgeEffect = static_cast<int32_t>(defaultValue);
33     }
34     return static_cast<EdgeEffect>(edgeEffect);
35 }
36 
ParseAlwaysEnable(const JSRef<JSVal> & jsValue,bool defaultValue)37 bool JSScrollable::ParseAlwaysEnable(const JSRef<JSVal>& jsValue, bool defaultValue)
38 {
39     auto alwaysEnabled = defaultValue;
40     if ((!(jsValue->IsNull() || jsValue->IsUndefined())) && jsValue->IsObject()) {
41         auto paramObject = JSRef<JSObject>::Cast(jsValue);
42         JSRef<JSVal> alwaysEnabledParam = paramObject->GetProperty("alwaysEnabled");
43         alwaysEnabled = alwaysEnabledParam->IsBoolean() ? alwaysEnabledParam->ToBoolean() : defaultValue;
44     }
45     return alwaysEnabled;
46 }
47 
ParseDisplayMode(const JSCallbackInfo & info,DisplayMode defaultValue)48 DisplayMode JSScrollable::ParseDisplayMode(const JSCallbackInfo& info, DisplayMode defaultValue)
49 {
50     if (info.Length() < 1) {
51         return defaultValue;
52     }
53     auto displayMode = static_cast<int32_t>(defaultValue);
54     if (!info[0]->IsUndefined() && info[0]->IsNumber()) {
55         JSViewAbstract::ParseJsInt32(info[0], displayMode);
56         if (displayMode < 0 || displayMode >= static_cast<int32_t>(DISPLAY_MODE.size())) {
57             displayMode = static_cast<int32_t>(defaultValue);
58         }
59     }
60     return static_cast<DisplayMode>(displayMode);
61 }
62 
ParseBarColor(const JSCallbackInfo & info)63 std::string JSScrollable::ParseBarColor(const JSCallbackInfo& info)
64 {
65     auto pipelineContext = PipelineContext::GetCurrentContext();
66     CHECK_NULL_RETURN(pipelineContext, "");
67     auto theme = pipelineContext->GetTheme<ScrollBarTheme>();
68     CHECK_NULL_RETURN(theme, "");
69     Color color(theme->GetForegroundColor());
70     JSViewAbstract::ParseJsColor(info[0], color);
71     return color.ColorToString();
72 }
73 
ParseBarWidth(const JSCallbackInfo & info)74 std::string JSScrollable::ParseBarWidth(const JSCallbackInfo& info)
75 {
76     if (info.Length() < 1) {
77         return "";
78     }
79 
80     CalcDimension scrollBarWidth;
81     if (!JSViewAbstract::ParseJsDimensionVp(info[0], scrollBarWidth) || info[0]->IsNull() || info[0]->IsUndefined() ||
82         (info[0]->IsString() && info[0]->ToString().empty()) || LessNotEqual(scrollBarWidth.Value(), 0.0) ||
83         scrollBarWidth.Unit() == DimensionUnit::PERCENT) {
84         auto pipelineContext = PipelineContext::GetCurrentContext();
85         CHECK_NULL_RETURN(pipelineContext, "");
86         auto theme = pipelineContext->GetTheme<ScrollBarTheme>();
87         CHECK_NULL_RETURN(theme, "");
88         scrollBarWidth = theme->GetNormalWidth();
89     }
90     return scrollBarWidth.ToString();
91 }
92 
JsClip(const JSCallbackInfo & info)93 void JSScrollable::JsClip(const JSCallbackInfo& info)
94 {
95     if (info[0]->IsUndefined()) {
96         ViewAbstractModel::GetInstance()->SetClipEdge(true);
97         return;
98     }
99     if (info[0]->IsObject()) {
100         JSShapeAbstract* clipShape = JSRef<JSObject>::Cast(info[0])->Unwrap<JSShapeAbstract>();
101         if (clipShape == nullptr) {
102             return;
103         }
104         ViewAbstractModel::GetInstance()->SetClipShape(clipShape->GetBasicShape());
105     } else if (info[0]->IsBoolean()) {
106         ViewAbstractModel::GetInstance()->SetClipEdge(info[0]->ToBoolean());
107     }
108 }
109 } // namespace OHOS::Ace::Framework
110