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A
arcselectlist

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提交 af4beae2 编写于 作者: P pqaikc
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.gitignore 0 → 100644
浏览文件 @ af4beae2
*.iml
.gradle
/local.properties
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
/build
/captures
.externalNativeBuild
.cxx
.idea/.name 0 → 100644
浏览文件 @ af4beae2
YuanView
\ No newline at end of file
.idea/codeStyles/Project.xml 0 → 100644
浏览文件 @ af4beae2
<component name="ProjectCodeStyleConfiguration">
<code_scheme name="Project" version="173">
<codeStyleSettings language="XML">
<indentOptions>
<option name="CONTINUATION_INDENT_SIZE" value="4" />
</indentOptions>
<arrangement>
<rules>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:android</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:id</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>style</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>ANDROID_ATTRIBUTE_ORDER</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>.*</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
</rules>
</arrangement>
</codeStyleSettings>
</code_scheme>
</component>
\ No newline at end of file
.idea/encodings.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding" addBOMForNewFiles="with NO BOM" />
</project>
\ No newline at end of file
.idea/gradle.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="GradleSettings">
<option name="linkedExternalProjectsSettings">
<GradleProjectSettings>
<option name="distributionType" value="DEFAULT_WRAPPED" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="modules">
<set>
<option value="$PROJECT_DIR$" />
<option value="$PROJECT_DIR$/app" />
</set>
</option>
<option name="resolveModulePerSourceSet" value="false" />
</GradleProjectSettings>
</option>
</component>
</project>
\ No newline at end of file
.idea/misc.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/build/classes" />
</component>
<component name="ProjectType">
<option name="id" value="Android" />
</component>
</project>
\ No newline at end of file
.idea/runConfigurations.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="RunConfigurationProducerService">
<option name="ignoredProducers">
<set>
<option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
<option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
<option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
</set>
</option>
</component>
</project>
\ No newline at end of file
app/build.gradle 0 → 100644
浏览文件 @ af4beae2
apply plugin: 'com.android.application'
android {
compileSdkVersion 29
buildToolsVersion "29.0.3"
defaultConfig {
applicationId "com.ccb.arcselectlist"
minSdkVersion 17
targetSdkVersion 29
versionCode 1
versionName "1.0"
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'androidx.appcompat:appcompat:1.0.2'
implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'androidx.test.ext:junit:1.1.0'
androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
implementation 'androidx.recyclerview:recyclerview:1.1.0'
}
app/proguard-rules.pro 0 → 100644
浏览文件 @ af4beae2
# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile
app/src/androidTest/java/com/ccb/arcselect/ExampleInstrumentedTest.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect;
import android.content.Context;
import androidx.test.platform.app.InstrumentationRegistry;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
import static org.junit.Assert.*;
/**
* Instrumented test, which will execute on an Android device.
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
@RunWith(AndroidJUnit4.class)
public class ExampleInstrumentedTest {
@Test
public void useAppContext() {
// Context of the app under test.
Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
assertEquals("com.example.yuanview", appContext.getPackageName());
}
}
app/src/main/AndroidManifest.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.ccb.arcselect">
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name="com.ccb.arcselect.ui.ArcSelectActivity"></activity>
<activity android:name="com.ccb.arcselect.ui.CircleArcActivity" />
<activity android:name="com.ccb.arcselect.ui.AutoSelectActivity" />
<activity android:name="com.ccb.arcselect.ui.ArcSelectRotateActivity" />
<activity android:name="com.ccb.arcselect.ui.ArcActivity" />
<activity android:name="com.ccb.arcselect.ui.PadingArcActivity" />
<activity android:name="com.ccb.arcselect.StartActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
\ No newline at end of file
app/src/main/java/com/ccb/arcselect/StartActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import com.ccb.arcselect.ui.ArcActivity;
import com.ccb.arcselect.ui.ArcSelectRotateActivity;
import com.ccb.arcselect.ui.AutoSelectActivity;
import com.ccb.arcselect.ui.CircleArcActivity;
import com.ccb.arcselect.ui.PadingArcActivity;
import com.ccb.arcselect.ui.ArcSelectActivity;
public class StartActivity extends AppCompatActivity implements View.OnClickListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_start);
findViewById(R.id.bt_arc_select_r).setOnClickListener(this);
findViewById(R.id.bt_arc).setOnClickListener(this);
findViewById(R.id.bt_arc2).setOnClickListener(this);
findViewById(R.id.bt_auto_select).setOnClickListener(this);
findViewById(R.id.bt_carc).setOnClickListener(this);
findViewById(R.id.bt_arc_select_).setOnClickListener(this);
}
@Override
public void onClick(View view) {
switch (view.getId()){
case R.id.bt_arc_select_r:
start(ArcSelectRotateActivity.class);
break;
case R.id.bt_arc:
start(ArcActivity.class);
break;
case R.id.bt_arc2:
start(PadingArcActivity.class);
break;
case R.id.bt_auto_select:
start(AutoSelectActivity.class);
break;
case R.id.bt_carc:
start(CircleArcActivity.class);
break;
case R.id.bt_arc_select_:
start(ArcSelectActivity.class);
break;
}
}
private void start(Class clazz){
startActivity(new Intent(this , clazz));
}
}
app/src/main/java/com/ccb/arcselect/ui/ArcActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.ccb.arcselect.R;
import com.ccb.arcselect.utils.TUtils;
import com.ccb.arcselect.view.MatrixTranslateLayout;
import java.util.ArrayList;
import java.util.List;
/**
* 矩阵实现弧形列表 RecyclerView
*/
public class ArcActivity extends AppCompatActivity {
private RecyclerView recyclerView;
private MAdapter mAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_rv);
recyclerView = findViewById(R.id.rv);
initData();
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
findView();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
}
});
}
private List<String> mDatas;
private void initData() {
if (mDatas == null) mDatas = new ArrayList<>();
for (int i = 0; i < 99; i++) {
mDatas.add("CAR_Item"+i);
}
}
private void findView() {
mAdapter = new MAdapter();
recyclerView.setAdapter(mAdapter);
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
recyclerView.getChildAt(i).invalidate();
}
}
});
}
class MAdapter extends RecyclerView.Adapter {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new MAdapter.VH(LayoutInflater.from(ArcActivity.this).inflate(R.layout.item_arc, parent, false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
MAdapter.VH vh = (MAdapter.VH) holder;
((MatrixTranslateLayout) vh.itemView).setParentHeight(recyclerView.getHeight());
vh.tv.setText(mDatas.get(position));
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
TUtils.show(ArcActivity.this, "点击" +mDatas.get(fp));
}
});
}
@Override
public int getItemCount() {
return mDatas.size();
}
class VH extends RecyclerView.ViewHolder {
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
}
}
app/src/main/java/com/ccb/arcselect/ui/ArcSelectActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.AbsListView;
import android.widget.ImageView;
import android.widget.TextView;
import com.ccb.arcselect.R;
import com.ccb.arcselect.utils.TUtils;
import com.ccb.arcselect.utils.UiUtils;
import com.ccb.arcselect.view.MatrixTranslateLayout;
import java.util.ArrayList;
import java.util.List;
/**
* 矩阵实现弧形列表 && 滑动后自动选中居中的条目
*/
public class ArcSelectActivity extends AppCompatActivity {
private ImageView iv;
private RecyclerView recyclerView;
private MAdapter mAdapter;
private int centerToTopDistance; //RecyclerView高度的一半 ,也就是控件中间位置到顶部的距离 ，
private int childViewHalfCount = 0; //当前RecyclerView一半最多可以存在几个Item
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_select_arc);
recyclerView = findViewById(R.id.rv);
iv = findViewById(R.id.iv);
init();
}
private void init() {
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
centerToTopDistance = recyclerView.getHeight() / 2;
int childViewHeight = UiUtils.dip2px(ArcSelectActivity.this, 68); //68是当前已知的 Item的高度
childViewHalfCount = (recyclerView.getHeight() / childViewHeight + 1) / 2;
initData();
findView();
}
});
}
private List<String> mDatas;
private void initData() {
if (mDatas == null) mDatas = new ArrayList<>();
for (int i = 0; i < 55; i++) {
mDatas.add("CAR_Item" + i);
}
for (int j = 0; j < childViewHalfCount; j++) { //头部的空布局
mDatas.add(0, "");
}
for (int k = 0; k < childViewHalfCount; k++) { //尾部的空布局
mDatas.add("");
}
}
private boolean isTouch = false; //用户主动触摸后的标记
private void findView() {
mAdapter = new MAdapter();
recyclerView.setAdapter(mAdapter);
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
if (newState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
int fi = linearLayoutManager.findFirstVisibleItemPosition();
int la = linearLayoutManager.findLastVisibleItemPosition();
Log.i("ccb", "onScrollStateChanged:首个item: " + fi + " 末尾item:" + la +" 是否需要移动："+isTouch);
if (isTouch) {
isTouch = false;
//粗略获取最中间的Item View
int centerPositionDiffer = (la - fi) / 2;
int centerChildViewPosition = fi + centerPositionDiffer;
centerChildViewPosition = centerChildViewPosition < childViewHalfCount ? childViewHalfCount : centerChildViewPosition;
centerChildViewPosition = centerChildViewPosition < mAdapter.getItemCount() - childViewHalfCount -1 ? centerChildViewPosition : mAdapter.getItemCount() - childViewHalfCount -1;
scrollToCenter(centerChildViewPosition);
}
}
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
recyclerView.getChildAt(i).invalidate();
}
}
});
recyclerView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
isTouch = true;
return false;
}
});
recyclerView.postDelayed(new Runnable() {
@Override
public void run() {
scrollToCenter(childViewHalfCount);
}
}, 100L);
}
/**
* 移动指定索引到中心处 ， 只可以移动可见区域的内容
* @param position
*/
private void scrollToCenter(int position){
position = position < childViewHalfCount ? childViewHalfCount : position;
position = position < mAdapter.getItemCount() - childViewHalfCount -1 ? position : mAdapter.getItemCount() - childViewHalfCount -1;
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
View childView = linearLayoutManager.findViewByPosition(position);
Log.i("ccb", "滑动后中间View的索引: " + position);
//把当前View移动到居中位置
if (childView == null) return;
int childVhalf = childView.getHeight() / 2;
int childViewTop = childView.getTop();
int viewCTop = centerToTopDistance;
int smoothDistance = childViewTop - viewCTop + childVhalf;
Log.i("ccb", "\n居中位置距离顶部距离: " + viewCTop
+ "\n当前居中控件距离顶部距离: " + childViewTop
+ "\n当前居中控件的一半高度: " + childVhalf
+ "\n滑动后再次移动距离: " + smoothDistance);
recyclerView.smoothScrollBy(0, smoothDistance,null,1000);
mAdapter.setSelectPosition(position);
TUtils.show(ArcSelectActivity.this , "滑动后选中:" + mDatas.get(position));
}
/**
* 移动指定索引
* @param position
*/
private void smoothToPosition(int position){
position = position < childViewHalfCount ? childViewHalfCount : position;
position = position < mAdapter.getItemCount() - childViewHalfCount -1 ? position : mAdapter.getItemCount() - childViewHalfCount -1;
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
linearLayoutManager.scrollToPosition(position);
}
class MAdapter extends RecyclerView.Adapter {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new VH(LayoutInflater.from(ArcSelectActivity.this).inflate(R.layout.item_arc, parent, false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
VH vh = (VH) holder;
((MatrixTranslateLayout) vh.itemView).setParentHeight(recyclerView.getHeight());
if (selectPosition == position) {
vh.tv.setTextColor(getResources().getColor(R.color.textSelect));
} else {
vh.tv.setTextColor(getResources().getColor(R.color.colorText));
}
vh.tv.setText(mDatas.get(position));
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
TUtils.show(ArcSelectActivity.this , "点击" + mDatas.get(fp));
scrollToCenter(fp);
}
});
}
private int selectPosition = -1;
public void setSelectPosition(int cposition) {
selectPosition = cposition;
// notifyItemChanged(cposition);
notifyDataSetChanged();
}
@Override
public int getItemCount() {
return mDatas.size();
}
class VH extends RecyclerView.ViewHolder {
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
}
}
app/src/main/java/com/ccb/arcselect/ui/ArcSelectRotateActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.animation.ObjectAnimator;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.AbsListView;
import android.widget.ImageView;
import android.widget.TextView;
import com.ccb.arcselect.R;
import com.ccb.arcselect.utils.TUtils;
import com.ccb.arcselect.utils.UiUtils;
import com.ccb.arcselect.view.MatrixTranslateLayout;
import java.util.ArrayList;
import java.util.List;
/**
* 矩阵实现弧形列表 && 滑动后自动选中居中的条目 && 图片跟随旋转
*/
public class ArcSelectRotateActivity extends AppCompatActivity {
private ImageView iv;
private RecyclerView recyclerView;
private MAdapter mAdapter;
private int centerToTopDistance; //RecyclerView高度的一半 ,也就是控件中间位置到顶部的距离 ，
private int childViewHalfCount = 0; //当前RecyclerView一半最多可以存在几个Item
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_arc_select_r);
recyclerView = findViewById(R.id.rv);
iv = findViewById(R.id.iv);
setTranslationX(iv , UiUtils.dip2px(this , 200)*-1);
init();
}
private void init() {
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
centerToTopDistance = recyclerView.getHeight() / 2;
int childViewHeight = UiUtils.dip2px(ArcSelectRotateActivity.this, 68); //68是当前已知的 Item的高度
childViewHalfCount = (recyclerView.getHeight() / childViewHeight + 1) / 2;
initData();
findView();
}
});
}
private List<String> mDatas;
private void initData() {
if (mDatas == null) mDatas = new ArrayList<>();
for (int i = 0; i < 55; i++) {
mDatas.add("CAR_Item" + i);
}
for (int j = 0; j < childViewHalfCount; j++) { //头部的空布局
mDatas.add(0, "");
}
for (int k = 0; k < childViewHalfCount; k++) { //尾部的空布局
mDatas.add("");
}
}
private boolean isTouch = false; //用户主动触摸后的标记
private void findView() {
mAdapter = new MAdapter();
recyclerView.setAdapter(mAdapter);
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
if (newState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
int fi = linearLayoutManager.findFirstVisibleItemPosition();
int la = linearLayoutManager.findLastVisibleItemPosition();
Log.i("ccb", "onScrollStateChanged:首个item: " + fi + " 末尾item:" + la +" 是否需要移动："+isTouch);
if (isTouch) {
isTouch = false;
//粗略获取最中间的Item View
int centerPositionDiffer = (la - fi) / 2;
int centerChildViewPosition = fi + centerPositionDiffer;
centerChildViewPosition = centerChildViewPosition < childViewHalfCount ? childViewHalfCount : centerChildViewPosition;
centerChildViewPosition = centerChildViewPosition < mAdapter.getItemCount() - childViewHalfCount -1 ? centerChildViewPosition : mAdapter.getItemCount() - childViewHalfCount -1;
scrollToCenter(centerChildViewPosition);
// View childView = recyclerView.getLayoutManager().findViewByPosition(centerChildViewPosition);
// Log.i("ccb", "滑动后中间View的索引: " + centerChildViewPosition);
// //把当前View移动到居中位置
// if (childView == null) return;
// int childVhalf = childView.getHeight() / 2;
// int childViewTop = childView.getTop();
// int viewCTop = centerToTopDistance;
// int smoothDistance = childViewTop - viewCTop + childVhalf;
// Log.i("ccb", "\n居中位置距离顶部距离: " + viewCTop
// + "\n当前居中控件距离顶部距离: " + childViewTop
// + "\n当前居中控件的一半高度: " + childVhalf
// + "\n滑动后再次移动距离: " + smoothDistance);
// recyclerView.smoothScrollBy(0, smoothDistance);
// mAdapter.setSelectPosition(centerChildViewPosition);
// TUtils.show(ArcSelectRotateActivity.this , "滑动后选中:" + mDatas.get(centerChildViewPosition));
}
}
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
recyclerView.getChildAt(i).invalidate();
}
Log.i("ccb", "onScrolled: dx"+dx +" ,dy"+dy);
float dyy = dy*-1;
setRotate(dyy/4);
}
});
recyclerView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
isTouch = true;
return false;
}
});
recyclerView.postDelayed(new Runnable() {
@Override
public void run() {
scrollToCenter(childViewHalfCount);
}
}, 100L);
}
private float values = 0f;
private float newValues = 0f;
private ObjectAnimator rotationAnimator;
public void setRotate(float dy) {
if (rotationAnimator == null)
rotationAnimator = ObjectAnimator.ofFloat(iv,"rotation",0f,10f);
newValues = values + dy;
rotationAnimator.setDuration(10L);
rotationAnimator.setFloatValues(values,newValues);
rotationAnimator.start();
values = newValues;
}
public void setTranslationX(View view , float dy) {
ObjectAnimator translationYAnimator = ObjectAnimator.ofFloat(view,"translationX",0f,dy);
translationYAnimator.setDuration(1L);
translationYAnimator.start();
}
/**
* 移动指定索引到中心处 ， 只可以移动可见区域的内容
* @param position
*/
private void scrollToCenter(int position){
position = position < childViewHalfCount ? childViewHalfCount : position;
position = position < mAdapter.getItemCount() - childViewHalfCount -1 ? position : mAdapter.getItemCount() - childViewHalfCount -1;
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
View childView = linearLayoutManager.findViewByPosition(position);
Log.i("ccb", "滑动后中间View的索引: " + position);
//把当前View移动到居中位置
if (childView == null) return;
int childVhalf = childView.getHeight() / 2;
int childViewTop = childView.getTop();
int viewCTop = centerToTopDistance;
int smoothDistance = childViewTop - viewCTop + childVhalf;
Log.i("ccb", "\n居中位置距离顶部距离: " + viewCTop
+ "\n当前居中控件距离顶部距离: " + childViewTop
+ "\n当前居中控件的一半高度: " + childVhalf
+ "\n滑动后再次移动距离: " + smoothDistance);
recyclerView.smoothScrollBy(0, smoothDistance,null,1000);
mAdapter.setSelectPosition(position);
TUtils.show(ArcSelectRotateActivity.this , "滑动后选中:" + mDatas.get(position));
}
/**
* 移动指定索引
* @param position
*/
private void smoothToPosition(int position){
position = position < childViewHalfCount ? childViewHalfCount : position;
position = position < mAdapter.getItemCount() - childViewHalfCount -1 ? position : mAdapter.getItemCount() - childViewHalfCount -1;
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
linearLayoutManager.scrollToPosition(position);
}
class MAdapter extends RecyclerView.Adapter {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new VH(LayoutInflater.from(ArcSelectRotateActivity.this).inflate(R.layout.item_arc, parent, false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
VH vh = (VH) holder;
((MatrixTranslateLayout) vh.itemView).setParentHeight(recyclerView.getHeight());
if (selectPosition == position) {
vh.tv.setTextColor(getResources().getColor(R.color.textSelect));
} else {
vh.tv.setTextColor(getResources().getColor(R.color.colorText));
}
vh.tv.setText(mDatas.get(position));
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
TUtils.show(ArcSelectRotateActivity.this , "点击" + mDatas.get(fp));
scrollToCenter(fp);
}
});
}
private int selectPosition = -1;
public void setSelectPosition(int cposition) {
selectPosition = cposition;
// notifyItemChanged(cposition);
notifyDataSetChanged();
}
@Override
public int getItemCount() {
return mDatas.size();
}
class VH extends RecyclerView.ViewHolder {
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
}
// @Deprecated
// public void changeGroupFlag(Object obj) throws Exception {
// Field[] f = obj.getClass().getSuperclass().getSuperclass().getSuperclass().getDeclaredFields(); // 获得成员映射数组
// for (Field tem : f) {
// if (tem.getName().equals("mGroupFlags")) {
// tem.setAccessible(true);
// Integer mGroupFlags = (Integer) tem.get(obj);
// int newGroupFlags = mGroupFlags & 0xfffff8;
// tem.set(obj, newGroupFlags);
// }
// }
// }
}
app/src/main/java/com/ccb/arcselect/ui/AutoSelectActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.AbsListView;
import android.widget.TextView;
import android.widget.Toast;
import com.ccb.arcselect.R;
import com.ccb.arcselect.utils.TUtils;
import com.ccb.arcselect.utils.UiUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* 滑动后自动选中居中的条目 类似 WheelView
*/
public class AutoSelectActivity extends AppCompatActivity {
private RecyclerView recyclerView;
private MAdapter mAdapter;
private int centerToTopDistance; //RecyclerView高度的一半 ,也就是控件中间位置到顶部的距离 ，
private int childViewHalfCount = 0; //当前RecyclerView一半最多可以存在几个Item
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_auto_select);
recyclerView = findViewById(R.id.rv);
init();
}
private void init() {
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
centerToTopDistance = recyclerView.getHeight() / 2;
int childViewHeight = UiUtils.dip2px(AutoSelectActivity.this, 43); //43是当前已知的 Item的高度
childViewHalfCount = (recyclerView.getHeight() / childViewHeight + 1) / 2;
initData();
findView();
}
});
recyclerView.postDelayed(new Runnable() {
@Override
public void run() {
scrollToCenter(childViewHalfCount);
}
}, 100L);
}
private List<String> mDatas;
private void initData() {
if (mDatas == null) mDatas = new ArrayList<>();
for (int i = 0; i < 55; i++) {
mDatas.add("CAR_Item" + i);
}
for (int j = 0; j < childViewHalfCount; j++) { //头部的空布局
mDatas.add(0, "");
}
for (int k = 0; k < childViewHalfCount; k++) { //尾部的空布局
mDatas.add("");
}
}
private boolean isTouch = false;
private List<CenterViewItem> centerViewItems = new ArrayList<>();
private void findView() {
mAdapter = new MAdapter();
recyclerView.setAdapter(mAdapter);
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
if (newState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
int fi = linearLayoutManager.findFirstVisibleItemPosition();
int la = linearLayoutManager.findLastVisibleItemPosition();
// int fi = linearLayoutManager.findFirstCompletelyVisibleItemPosition();
// int la = linearLayoutManager.findLastCompletelyVisibleItemPosition();
Log.i("ccb", "onScrollStateChanged:首个item: " + fi + " 末尾item:" + la);
if (isTouch) {
isTouch = false;
//获取最中间的Item View
int centerPositionDiffer = (la - fi) / 2;
int centerChildViewPosition = fi + centerPositionDiffer; //获取当前所有条目中中间的一个条目索引
centerViewItems.clear();
//遍历循环，获取到和中线相差最小的条目索引(精准查找最居中的条目)
if (centerChildViewPosition != 0){
for (int i = centerChildViewPosition -1 ; i < centerChildViewPosition+2; i++) {
View cView = recyclerView.getLayoutManager().findViewByPosition(i);
int viewTop = cView.getTop()+(cView.getHeight()/2);
centerViewItems.add(new CenterViewItem(i ,Math.abs(centerToTopDistance - viewTop)));
}
CenterViewItem centerViewItem = getMinDifferItem(centerViewItems);
centerChildViewPosition = centerViewItem.position;
}
scrollToCenter(centerChildViewPosition);
// centerChildViewPosition = centerChildViewPosition < childViewHalfCount ? childViewHalfCount : centerChildViewPosition;
// centerChildViewPosition = centerChildViewPosition <= mAdapter.getItemCount() - childViewHalfCount -1 ? centerChildViewPosition : mAdapter.getItemCount() - childViewHalfCount -1;
// View childView = recyclerView.getLayoutManager().findViewByPosition(centerChildViewPosition);
// Log.i("ccb", "滑动后中间View的索引: " + centerChildViewPosition);
//
// //把当前View移动到居中位置
// if (childView == null) return;
// int childVhalf = childView.getHeight() / 2;
// int childViewTop = childView.getTop();
// int viewCTop = centerToTopDistance;
// int smoothDistance = childViewTop - viewCTop + childVhalf;
// Log.i("ccb", "居中位置距离顶部距离: " + viewCTop + "当前居中控件距离顶部距离: " + childViewTop);
// Log.i("ccb", "滑动后再次移动距离: " + smoothDistance);
// recyclerView.smoothScrollBy(0, smoothDistance);
// Toast.makeText(AutoSelectActivity.this, "滑动后选中:" + mDatas.get(centerChildViewPosition), Toast.LENGTH_SHORT).show();
// mAdapter.setSelectPosition(centerChildViewPosition);
}
}
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
recyclerView.getChildAt(i).invalidate();
}
}
});
recyclerView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
isTouch = true;
return false;
}
});
}
/**
* 移动指定索引到中心处 ， 只可以移动可见区域的内容
* @param position
*/
private void scrollToCenter(int position){
position = position < childViewHalfCount ? childViewHalfCount : position;
position = position < mAdapter.getItemCount() - childViewHalfCount -1 ? position : mAdapter.getItemCount() - childViewHalfCount -1;
LinearLayoutManager linearLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
View childView = linearLayoutManager.findViewByPosition(position);
Log.i("ccb", "滑动后中间View的索引: " + position);
//把当前View移动到居中位置
if (childView == null) return;
int childVhalf = childView.getHeight() / 2;
int childViewTop = childView.getTop();
int viewCTop = centerToTopDistance;
int smoothDistance = childViewTop - viewCTop + childVhalf;
Log.i("ccb", "\n居中位置距离顶部距离: " + viewCTop
+ "\n当前居中控件距离顶部距离: " + childViewTop
+ "\n当前居中控件的一半高度: " + childVhalf
+ "\n滑动后再次移动距离: " + smoothDistance);
recyclerView.smoothScrollBy(0, smoothDistance,null,500);
mAdapter.setSelectPosition(position);
TUtils.show(AutoSelectActivity.this , "滑动后选中:" + mDatas.get(position));
}
class MAdapter extends RecyclerView.Adapter {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new VH(LayoutInflater.from(AutoSelectActivity.this).inflate(R.layout.item_auto_select, parent, false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
VH vh = (VH) holder;
if (selectPosition == position) {
vh.tv.setTextColor(getResources().getColor(R.color.textSelect));
} else {
vh.tv.setTextColor(getResources().getColor(R.color.colorText));
}
vh.tv.setText(mDatas.get(position));
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// startActivity(new Intent(ArcSelectRotateActivity.this , WheelAct.class));
Toast.makeText(AutoSelectActivity.this, "点击" + mDatas.get(fp), Toast.LENGTH_SHORT).show();
}
});
}
private int selectPosition = -1;
public void setSelectPosition(int cposition) {
selectPosition = cposition;
// notifyItemChanged(cposition);
notifyDataSetChanged();
}
@Override
public int getItemCount() {
return mDatas.size();
}
class VH extends RecyclerView.ViewHolder {
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
}
/**
* 计算距离中间最近的一个ItemView
* @param itemHeights
* @return
*/
private static CenterViewItem getMinDifferItem(List<CenterViewItem> itemHeights){
CenterViewItem minItem = itemHeights.get(0); //默认第一个是最小差值
for (int i = 0; i < itemHeights.size(); i++) {
//遍历获取最小差值
if (itemHeights.get(i).differ <= minItem.differ){
minItem = itemHeights.get(i);
}
}
return minItem;
}
public static void main(String[] a){
CenterViewItem i = getMinDifferItem(Arrays.asList(
new CenterViewItem(2 , 39)
,new CenterViewItem(3 , 3)
,new CenterViewItem(1 , 9)
,new CenterViewItem(4 , 449)));
System.out.println("position:"+i.position+" height:"+i.differ);
}
static class CenterViewItem{
public CenterViewItem(int position, int differ) {
this.position = position; //当前Item索引
this.differ = differ; //当前item和居中位置的差值
}
public int position;
public int differ;
}
}
app/src/main/java/com/ccb/arcselect/ui/CircleArcActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.TextView;
import android.widget.Toast;
import com.ccb.arcselect.R;
import com.ccb.arcselect.view.CircleMatrixView;
import java.util.ArrayList;
import java.util.List;
public class CircleArcActivity extends AppCompatActivity {
private RecyclerView recyclerView;
private MAdapter mAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_rv);
recyclerView = findViewById(R.id.rv);
initData();
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
findView();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
}
});
}
private List<String> mDatas;
private void initData() {
if (mDatas == null) mDatas = new ArrayList<>();
for (int i = 0; i < 99; i++) {
mDatas.add("CAR_Item"+i);
}
}
private void findView() {
mAdapter = new MAdapter();
recyclerView.setAdapter(mAdapter);
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
recyclerView.getChildAt(i).invalidate();
}
}
});
}
class MAdapter extends RecyclerView.Adapter {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new MAdapter.VH(LayoutInflater.from(CircleArcActivity.this).inflate(R.layout.item_circle, parent, false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
MAdapter.VH vh = (MAdapter.VH) holder;
((CircleMatrixView) vh.itemView).setParentHeight(recyclerView.getHeight());
vh.tv.setText(mDatas.get(position));
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(CircleArcActivity.this, "点击" +mDatas.get(fp), Toast.LENGTH_SHORT).show();
}
});
}
@Override
public int getItemCount() {
return mDatas.size();
}
class VH extends RecyclerView.ViewHolder {
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
}
}
app/src/main/java/com/ccb/arcselect/ui/PadingArcActivity.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.ui;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.RelativeLayout;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.ccb.arcselect.R;
import com.ccb.arcselect.utils.TUtils;
import com.ccb.arcselect.utils.UiUtils;
/**
* 使用Padding实现弧形列表
*/
public class PadingArcActivity extends AppCompatActivity {
private RecyclerView recyclerView;
private int recyclerViewHeight;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_rv);
recyclerView = findViewById(R.id.rv);
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
recyclerViewHeight = recyclerView.getHeight();
setData();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
}
});
}
private void setData() {
recyclerView.setAdapter(new RecyclerView.Adapter() {
@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new VH(LayoutInflater.from(PadingArcActivity.this).inflate( R.layout.item_pading,parent,false));
}
@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
VH vh = (VH) holder;
RelativeLayout mv = (RelativeLayout) vh.itemView;
mv.setPadding(calculateTranslate(mv.getTop() , recyclerViewHeight) , 0 ,0 ,0 );
vh.tv.setText("你好"+position+"索引");
final int fp = position;
vh.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
TUtils.show(PadingArcActivity.this , "你好"+fp+"索引");
}
});
}
@Override
public int getItemCount() {
return 100;
}
class VH extends RecyclerView.ViewHolder{
public TextView tv;
public VH(@NonNull View itemView) {
super(itemView);
tv = itemView.findViewById(R.id.tv);
}
}
});
recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
}
@Override
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
for (int i = 0; i < recyclerView.getChildCount(); i++) {
int pad = calculateTranslate(recyclerView.getChildAt(i).getTop() , recyclerViewHeight);
recyclerView.getChildAt(i).setPadding( pad, 0 ,0 ,0 );
}
}
});
}
private int calculateTranslate(int top, int h) {
int result = 0;
h = h - UiUtils.dip2px(this , 60); //减去当前控件的高度，（60是已知当前Item的高度）
int hh = h/2;
result = Math.abs(hh - top);
result = hh - result;
return result/2;
}
// @Deprecated
// public void changeGroupFlag(Object obj) throws Exception {
// Field[] f = obj.getClass().getSuperclass().getSuperclass().getSuperclass().getDeclaredFields(); // 获得成员映射数组
// for (Field tem : f) {
// if (tem.getName().equals("mGroupFlags")) {
// tem.setAccessible(true);
// Integer mGroupFlags = (Integer) tem.get(obj);
// int newGroupFlags = mGroupFlags & 0xfffff8;
// tem.set(obj, newGroupFlags);
// }
// }
// }
}
app/src/main/java/com/ccb/arcselect/utils/TUtils.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.utils;
import android.content.Context;
import android.widget.Toast;
public class TUtils {
private static Toast t;
public static void show(Context c , String s){
if (t == null)t = Toast.makeText(c,s,Toast.LENGTH_SHORT);
t.setText(s);
t.show();
}
}
app/src/main/java/com/ccb/arcselect/utils/UiUtils.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.utils;
import android.content.Context;
public class UiUtils {
/**
* 根据手机的分辨率从 dp 的单位 转成为 px(像素)
*/
public static int dip2px(Context context, float dpValue) {
final float scale = context.getResources().getDisplayMetrics().density;
return (int) (dpValue * scale + 0.5f);
}
/**
* 根据手机的分辨率从 px(像素) 的单位 转成为 dp
*/
public static int px2dip(Context context, float pxValue) {
final float scale = context.getResources().getDisplayMetrics().density;
return (int) (pxValue / scale + 0.5f);
}
}
app/src/main/java/com/ccb/arcselect/view/CircleMatrixView.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.view;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Matrix;
import android.util.AttributeSet;
import android.widget.LinearLayout;
public class CircleMatrixView extends LinearLayout {
private int h = 0;
private float fullAngelFactor = 30f;
private float fullScaleFactor=1;
public CircleMatrixView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public void setParentHeight(int height) {
h = height;
}
@Override
protected void dispatchDraw(Canvas canvas) {
canvas.save();
int top = getTop();
float rotate = calculateAngel(top, h);
float scale = calcuylateScale(top, h);
Matrix m = canvas.getMatrix();
m.preTranslate(-2 / getWidth(), -2 / getHeight());
m.postScale(scale, scale);
m.postTranslate(2 / getWidth(), 2 / getHeight());
m.postRotate(rotate);
canvas.concat(m);
super.dispatchDraw(canvas);
canvas.restore();
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
private float calculateAngel(int top, int h) {
float result = 0f;
if (top < h / 2f) {
result = (top - (h / 2f)) / (h / 2f) * fullAngelFactor;
} else if (top > h / 2f) {
result = (top - (h / 2f)) / (h / 2f) * fullAngelFactor;
}
return result;
}
private float calcuylateScale(int top, int h) {
float result = 0f;
result = (1f - 1f/2f*Math.abs((top - h / 2f)) / (h / 2f)) * fullScaleFactor;
return result;
}
}
app/src/main/java/com/ccb/arcselect/view/MatrixTranslateLayout.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect.view;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Matrix;
import android.util.AttributeSet;
import android.widget.LinearLayout;
public class MatrixTranslateLayout extends LinearLayout {
private int parentHeight = 0;
private int topOffset = 0;
public MatrixTranslateLayout(Context context, AttributeSet attrs) {
super(context, attrs);
}
public void setParentHeight(int height) {
parentHeight = height;
}
@Override
protected void dispatchDraw(Canvas canvas) {
canvas.save();
if (topOffset == 0) {
topOffset = getHeight() / 2;
}
int top = getTop()+topOffset;
float tran = calculateTranslate(top , parentHeight);
Matrix m = canvas.getMatrix();
m.setTranslate(tran,0);
canvas.concat(m);
super.dispatchDraw(canvas);
canvas.restore();
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
private float calculateTranslate(int top, int h) {
float result = 0f;
int hh = h/2;
result = Math.abs(top - hh)*-1;
return (float) (result/2);
}
}
app/src/main/res/drawable-v24/ic_launcher_foreground.xml 0 → 100644
浏览文件 @ af4beae2
<vector xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:aapt="http://schemas.android.com/aapt"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path
android:fillType="evenOdd"
android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
android:strokeWidth="1"
android:strokeColor="#00000000">
<aapt:attr name="android:fillColor">
<gradient
android:endX="78.5885"
android:endY="90.9159"
android:startX="48.7653"
android:startY="61.0927"
android:type="linear">
<item
android:color="#44000000"
android:offset="0.0" />
<item
android:color="#00000000"
android:offset="1.0" />
</gradient>
</aapt:attr>
</path>
<path
android:fillColor="#FFFFFF"
android:fillType="nonZero"
android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
android:strokeWidth="1"
android:strokeColor="#00000000" />
</vector>
app/src/main/res/drawable/ic_launcher_background.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path
android:fillColor="#008577"
android:pathData="M0,0h108v108h-108z" />
<path
android:fillColor="#00000000"
android:pathData="M9,0L9,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,0L19,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M29,0L29,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M39,0L39,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M49,0L49,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M59,0L59,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M69,0L69,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M79,0L79,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M89,0L89,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M99,0L99,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,9L108,9"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,19L108,19"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,29L108,29"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,39L108,39"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,49L108,49"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,59L108,59"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,69L108,69"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,79L108,79"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,89L108,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,99L108,99"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,29L89,29"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,39L89,39"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,49L89,49"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,59L89,59"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,69L89,69"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,79L89,79"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M29,19L29,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M39,19L39,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M49,19L49,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M59,19L59,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M69,19L69,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M79,19L79,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
</vector>
app/src/main/res/drawable/text_background.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<corners android:radius="8dp"/>
<solid android:color="@color/textback"/>
<padding android:right="5dp"
android:left="5dp"
android:top="5dp"
android:bottom="5dp"/>
</shape>
\ No newline at end of file
app/src/main/res/layout/activity_arc_select_r.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clipChildren="false"
tools:context=".ui.ArcSelectRotateActivity">
<ImageView
android:layout_width="400dp"
android:src="@mipmap/ic_launcher_round"
android:id="@+id/iv"
android:layout_centerVertical="true"
android:layout_height="400dp"/>
<androidx.recyclerview.widget.RecyclerView
android:layout_width="match_parent"
android:layout_marginLeft="108dp"
android:layout_height="match_parent"
android:id="@+id/rv" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_centerVertical="true"
android:layout_height="40dp">
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
/>
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
android:layout_alignParentBottom="true"
/>
</RelativeLayout>
</RelativeLayout>
\ No newline at end of file
app/src/main/res/layout/activity_auto_select.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ui.AutoSelectActivity">
<androidx.recyclerview.widget.RecyclerView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/rv" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_centerVertical="true"
android:layout_height="40dp">
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
/>
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
android:layout_alignParentBottom="true"
/>
</RelativeLayout>
</RelativeLayout>
\ No newline at end of file
app/src/main/res/layout/activity_rv.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ui.CircleArcActivity">
<androidx.recyclerview.widget.RecyclerView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/rv" />
</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
app/src/main/res/layout/activity_select_arc.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clipChildren="false">
<ImageView
android:layout_width="200dp"
android:src="@mipmap/ic_launcher_round"
android:id="@+id/iv"
android:paddingLeft="-200dp"
android:layout_centerVertical="true"
android:layout_height="400dp"/>
<androidx.recyclerview.widget.RecyclerView
android:layout_width="match_parent"
android:layout_marginLeft="108dp"
android:layout_height="match_parent"
android:id="@+id/rv" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_centerVertical="true"
android:layout_height="40dp">
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
/>
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="#66dd66"
android:layout_alignParentBottom="true"
/>
</RelativeLayout>
</RelativeLayout>
\ No newline at end of file
app/src/main/res/layout/activity_start.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".StartActivity">
<Button
android:id="@+id/bt_arc_select_r"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="弧形列表+自动选中+跟随旋转"
android:layout_height="wrap_content" />
<Button
android:id="@+id/bt_arc_select_"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="弧形列表+自动选中"
android:layout_height="wrap_content" />
<Button
android:id="@+id/bt_arc"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="矩阵实现弧形列表"
android:layout_height="wrap_content" />
<Button
android:id="@+id/bt_arc2"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="边距实现弧形列表"
android:layout_height="wrap_content" />
<Button
android:id="@+id/bt_auto_select"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="自动选中"
android:layout_height="wrap_content" />
<Button
android:id="@+id/bt_carc"
android:layout_width="match_parent"
android:layout_marginTop="20dp"
android:layout_marginStart="60dp"
android:layout_marginEnd="60dp"
android:text="圆弧形列表"
android:layout_height="wrap_content" />
</LinearLayout>
\ No newline at end of file
app/src/main/res/layout/item_arc.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<com.ccb.arcselect.view.MatrixTranslateLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
xmlns:tools="http://schemas.android.com/tools"
android:layout_height="68dp">
<RelativeLayout
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center_vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
tools:text="你好"
android:id="@+id/tv"
android:paddingStart="110dp"
android:paddingEnd="0dp"
android:textColor="#222"
android:textSize="22sp"
android:textStyle="bold"
/>
</RelativeLayout>
</com.ccb.arcselect.view.MatrixTranslateLayout>
app/src/main/res/layout/item_auto_select.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
xmlns:tools="http://schemas.android.com/tools"
android:gravity="center"
android:layout_height="43dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
tools:text="你好"
android:id="@+id/tv"
android:paddingEnd="0dp"
android:textColor="#222"
android:textSize="20sp"
android:textStyle="bold"
/>
</RelativeLayout>
app/src/main/res/layout/item_circle.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<com.ccb.arcselect.view.CircleMatrixView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
xmlns:tools="http://schemas.android.com/tools"
android:layout_height="wrap_content">
<TextView
android:layout_width="match_parent"
android:layout_height="60dp"
android:text="你好"
android:id="@+id/tv"
android:paddingLeft="30dp"
android:textColor="#222222"
android:gravity="center_vertical"
android:textSize="20sp"
/>
</com.ccb.arcselect.view.CircleMatrixView>
app/src/main/res/layout/item_pading.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="60dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="你好"
android:layout_centerVertical="true"
android:id="@+id/tv"
android:textColor="#222"
android:textSize="22dp"
android:textStyle="bold"
android:background="@drawable/text_background"
/>
</RelativeLayout>
app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background" />
<foreground android:drawable="@drawable/ic_launcher_foreground" />
</adaptive-icon>
\ No newline at end of file
app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background" />
<foreground android:drawable="@drawable/ic_launcher_foreground" />
</adaptive-icon>
\ No newline at end of file
app/src/main/res/values/colors.xml 0 → 100644
浏览文件 @ af4beae2
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#008577</color>
<color name="colorPrimaryDark">#00574B</color>
<color name="colorAccent">#D81B60</color>
<color name="colorText">#222222</color>
<color name="textSelect">#FD3535</color>
<color name="textback">#88FD7777</color>
</resources>
app/src/main/res/values/strings.xml 0 → 100644
浏览文件 @ af4beae2
<resources>
<string name="app_name">YuanView</string>
</resources>
app/src/main/res/values/styles.xml 0 → 100644
浏览文件 @ af4beae2
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
</style>
</resources>
app/src/test/java/com/ccb/arcselect/ExampleUnitTest.java 0 → 100644
浏览文件 @ af4beae2
package com.ccb.arcselect;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Example local unit test, which will execute on the development machine (host).
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
public class ExampleUnitTest {
@Test
public void addition_isCorrect() {
assertEquals(4, 2 + 2);
}
}
\ No newline at end of file
build.gradle 0 → 100644
浏览文件 @ af4beae2
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
repositories {
google()
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.4.2'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
google()
jcenter()
}
}
task clean(type: Delete) {
delete rootProject.buildDir
}
gradle.properties 0 → 100644
浏览文件 @ af4beae2
# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx1536m
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
# AndroidX package structure to make it clearer which packages are bundled with the
# Android operating system, and which are packaged with your app's APK
# https://developer.android.com/topic/libraries/support-library/androidx-rn
android.useAndroidX=true
# Automatically convert third-party libraries to use AndroidX
android.enableJetifier=true
gradle/wrapper/gradle-wrapper.properties 0 → 100644
浏览文件 @ af4beae2
#Wed May 13 19:52:41 CST 2020
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
gradlew 0 → 100644
浏览文件 @ af4beae2
#!/usr/bin/env sh
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS=""
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=$((i+1))
done
case $i in
(0) set -- ;;
(1) set -- "$args0" ;;
(2) set -- "$args0" "$args1" ;;
(3) set -- "$args0" "$args1" "$args2" ;;
(4) set -- "$args0" "$args1" "$args2" "$args3" ;;
(5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
(6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
(7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
(8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
(9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=$(save "$@")
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
cd "$(dirname "$0")"
fi
exec "$JAVACMD" "$@"
gradlew.bat 0 → 100644
浏览文件 @ af4beae2
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS=
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto init
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:init
@rem Get command-line arguments, handling Windows variants
if not "%OS%" == "Windows_NT" goto win9xME_args
:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2
:win9xME_args_slurp
if "x%~1" == "x" goto execute
set CMD_LINE_ARGS=%*
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega
settings.gradle 0 → 100644
浏览文件 @ af4beae2
include ':app'
rootProject.name='ArcSelectList'
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