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react-native-hole-view.md

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模板版本:v0.2.2

react-native-hole-view

Supported platforms License

[!TIP] Github 地址

安装与使用

请到三方库的 Releases 发布地址查看配套的版本信息:@react-native-oh-library/react-native-hole-view Releases 。对于未发布到npm的旧版本,请参考安装指南安装tgz包。

进入到工程目录并输入以下命令:

npm

npm install @react-native-oh-tpl/react-native-hole-view

yarn

yarn add @react-native-oh-tpl/react-native-hole-view

下面的代码展示了这个库的基本使用场景:

[!WARNING] 使用时 import 的库名不变。

import React, {useCallback, useEffect, useState} from 'react';
import {
    ScrollView,
    View,
    Text, TouchableOpacity,
} from 'react-native';

import {RNHole, RNHoleView, ERNHoleViewTimingFunction, IRNHoleViewAnimation} from "react-native-hole-view/src";

import Video from 'react-native-video';

const firstHole: RNHole = {x: 150, y: 390, width: 120, height: 120, borderRadius: 60};
const secondHole: RNHole = {x: 150, y: 40, width: 120, height: 120, borderRadius: 60};

const animationSettings: IRNHoleViewAnimation = {timingFunction: ERNHoleViewTimingFunction.EASE_IN_OUT, duration: 200};

const App = () => {
    const [holes, setHoles] = useState<RNHole[]>([]);
    const [animated, setAnimated] = useState<boolean>(false);
    const [animation, setAnimation] = useState<IRNHoleViewAnimation | undefined>(undefined);

    const onPress = useCallback(() => {
        if (animated) {
            setHoles([firstHole]);
        } else {
            setHoles([secondHole])
        }

        setAnimation({...animationSettings});
        setAnimated(!animated);
    }, [animated, animation])

    useEffect(() => {
        onPress();
    }, []);

    return (
        <View style={{flex: 1, alignItems: 'center', justifyContent: 'center'}}>
            <Text style={{flexGrow: 0, flex: 0, padding: 10}}>{"Wow! I'm a text inside a hole!"}</Text>
            <TouchableOpacity onPress={() => {
            }} style={{backgroundColor: 'pink', padding: 10, borderRadius: 5}}>
                <Text>{"Wow! I'm a button inside a hole!"}</Text>
            </TouchableOpacity>
            <ScrollView style={{flexGrow: 0, flex: 0, padding: 10}} horizontal={true}>
                <Text numberOfLines={1}>
                    {
                        "Wow! I'm a ScrollView inside a hole! Wow! I'm a ScrollView inside a hole! Wow! I'm a ScrollView inside a hole!"
                    }
                </Text>
            </ScrollView>
            <RNHoleView
                style={{
                    position: 'absolute',
                    width: '100%',
                    height: '100%',
                    backgroundColor: 'rgba(34,146,231,0.4)'
                }}
                animation={animation}
                holes={holes}
                onAnimationFinished={() => {
                    setAnimation(undefined);
                }}
            >
                <Video source={{uri: 'http://clips.vorwaerts-gmbh.de/VfE_html5.mp4'}}
                       resizeMode={"contain"}
                       style={{flex: 1}}
                />
            </RNHoleView>
            <View
                pointerEvents={'box-none'}
                style={{
                    position: 'absolute',
                    flex: 1,
                    width: '100%',
                    height: '100%',
                    alignItems: 'flex-end',
                    flexDirection: 'row',
                    justifyContent: 'center'

                }}>
                <TouchableOpacity onPress={onPress}
                                  style={{backgroundColor: 'pink', padding: 10, borderRadius: 5, bottom: 50}}>
                    <Text>{"Animate!"}</Text>
                </TouchableOpacity>
            </View>
        </View>
    );
};

export default App;

Link

目前 HarmonyOS 暂不支持 AutoLink,所以 Link 步骤需要手动配置。

首先需要使用 DevEco Studio 打开项目里的 HarmonyOS 工程 harmony

1.在工程根目录的 oh-package.json 添加 overrides字段

{
  ...
  "overrides": {
    "@rnoh/react-native-openharmony" : "./react_native_openharmony"
  }
}

2.引入原生端代码

目前有两种方法:

  1. 通过 har 包引入(在 IDE 完善相关功能后该方法会被遗弃,目前首选此方法);
  2. 直接链接源码。

方法一:通过 har 包引入 (推荐)

[!TIP] har 包位于三方库安装路径的 harmony 文件夹下。

打开 entry/oh-package.json5,添加以下依赖

"dependencies": {
    "@rnoh/react-native-openharmony": "file:../react_native_openharmony",
    "@react-native-oh-tpl/react-native-hole-view": "file:../../node_modules/@react-native-oh-tpl/react-native-hole-view/harmony/rnoh_holeview.har"
  }

点击右上角的 sync 按钮

或者在终端执行:

cd entry
ohpm install

方法二:直接链接源码

[!TIP] 如需使用直接链接源码,请参考直接链接源码说明

3.配置 CMakeLists 和引入 HoleViewPackage

打开 entry/src/main/cpp/CMakeLists.txt,添加:

project(rnapp)
cmake_minimum_required(VERSION 3.4.1)
set(CMAKE_SKIP_BUILD_RPATH TRUE)
set(RNOH_APP_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
set(NODE_MODULES "${CMAKE_CURRENT_SOURCE_DIR}/../../../../../node_modules")
+ set(OH_MODULES "${CMAKE_CURRENT_SOURCE_DIR}/../../../oh_modules")
set(RNOH_CPP_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../react-native-harmony/harmony/cpp")
set(LOG_VERBOSITY_LEVEL 1)
set(CMAKE_ASM_FLAGS "-Wno-error=unused-command-line-argument -Qunused-arguments")
set(CMAKE_CXX_FLAGS "-fstack-protector-strong -Wl,-z,relro,-z,now,-z,noexecstack -s -fPIE -pie")
set(WITH_HITRACE_SYSTRACE 1) # for other CMakeLists.txt files to use
add_compile_definitions(WITH_HITRACE_SYSTRACE)

add_subdirectory("${RNOH_CPP_DIR}" ./rn)

# RNOH_BEGIN: manual_package_linking_1
add_subdirectory("../../../../sample_package/src/main/cpp" ./sample-package)
+ add_subdirectory("${OH_MODULES}/@react-native-oh-tpl/react-native-hole-view/src/main/cpp" ./rnohkeys)
# RNOH_END: manual_package_linking_1

file(GLOB GENERATED_CPP_FILES "./generated/*.cpp")

add_library(rnoh_app SHARED
    ${GENERATED_CPP_FILES}
    "./PackageProvider.cpp"
    "${RNOH_CPP_DIR}/RNOHAppNapiBridge.cpp"
)
target_link_libraries(rnoh_app PUBLIC rnoh)

# RNOH_BEGIN: manual_package_linking_2
target_link_libraries(rnoh_app PUBLIC rnoh_sample_package)
+ target_link_libraries(rnoh_app PUBLIC rnoh_holeview)
# RNOH_END: manual_package_linking_2

打开 entry/src/main/cpp/PackageProvider.cpp,添加:

#include "RNOH/PackageProvider.h"
#include "generated/RNOHGeneratedPackage.h"
#include "SamplePackage.h"
+ #include "HoleViewPackage.h"

using namespace rnoh;

std::vector<std::shared_ptr<Package>> PackageProvider::getPackages(Package::Context ctx) {
    return {
        std::make_shared<RNOHGeneratedPackage>(ctx),
        std::make_shared<SamplePackage>(ctx),
+       std::make_shared<RNOHHoleViewPackage>(ctx),
    };
}

4.运行

点击右上角的 sync 按钮

或者在终端执行:

cd entry
ohpm install

然后编译、运行即可。

约束与限制

兼容性

要使用此库,需要使用正确的 React-Native 和 RNOH 版本。另外,还需要使用配套的 DevEco Studio 和 手机 ROM。

请到三方库相应的 Releases 发布地址查看 Release 配套的版本信息:@react-native-oh-library/react-native-hole-view Releases

属性

[!TIP] "Platform"列表示该属性在原三方库上支持的平台。

[!TIP] "HarmonyOS Support"列为 yes 表示 HarmonyOS 平台支持该属性;no 则表示不支持;partially 表示部分支持。使用方法跨平台一致,效果对标 iOS 或 Android 的效果。

Name Description Type Required Platform HarmonyOS Support
Holes Hole Array Hole[] no iOS/Android yes
animation Hole update animation effect { duration: number, timingFunction: ERNHoleViewTimingFunction } no iOS/Android yes
onAnimationFinished Animation completion callback () => void no iOS/Android yes

遗留问题

  • C API OH_ArkUI_PointerEvent_SetStopPropagation方法阻止事件冒泡,无法控制scrollView。导致scrollView在洞外也能滑动问题: issue#1

其他

开源协议

本项目基于 The MIT License (MIT),请自由地享受和参与开源。