├── .gitattributes ├── .gitignore ├── .idea ├── gradle.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── README.md ├── build.gradle ├── example ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── example │ │ └── rushd │ │ └── galleryproject │ │ └── ApplicationTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── rushd │ │ │ └── galleryproject │ │ │ ├── CreateList.java │ │ │ ├── MainActivity.java │ │ │ └── MyAdapter.java │ └── res │ │ ├── drawable │ │ └── Thumbs.db │ │ ├── layout │ │ ├── activity_main.xml │ │ ├── cell_layout.xml │ │ └── scroll_img.xml │ │ ├── mipmap-hdpi │ │ └── ic_launcher.png │ │ ├── mipmap-mdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ ├── img1.png │ │ ├── img2.jpg │ │ ├── img3.jpg │ │ ├── img4.jpg │ │ ├── img5.jpg │ │ ├── img6.jpg │ │ ├── img7.jpg │ │ ├── img8.jpg │ │ └── img9.jpg │ │ ├── values-w820dp │ │ └── dimens.xml │ │ └── values │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── example │ └── rushd │ └── galleryproject │ └── ExampleUnitTest.java ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── middle.jpeg ├── middleType-android.gif ├── origin.jpg ├── prin.jpg ├── scrollingImageView ├── .gitignore ├── bintray.gradle ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── example │ │ └── adimage │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── yel │ │ │ └── image │ │ │ └── ScrollingImageView.java │ └── res │ │ └── values │ │ ├── attrs.xml │ │ └── strings.xml │ └── test │ └── java │ └── com │ └── example │ └── adimage │ └── ExampleUnitTest.java ├── settings.gradle ├── top.jpeg └── wholeType-android.gif /.gitattributes: -------------------------------------------------------------------------------- 1 | # Auto detect text files and perform LF normalization 2 | * text=auto 3 | 4 | # Custom for Visual Studio 5 | *.cs diff=csharp 6 | 7 | # Standard to msysgit 8 | *.doc diff=astextplain 9 | *.DOC diff=astextplain 10 | *.docx diff=astextplain 11 | *.DOCX diff=astextplain 12 | *.dot diff=astextplain 13 | *.DOT diff=astextplain 14 | *.pdf diff=astextplain 15 | *.PDF diff=astextplain 16 | *.rtf diff=astextplain 17 | *.RTF diff=astextplain 18 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | .DS_Store 7 | /build 8 | /captures 9 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 16 | 26 | 27 | 28 | 29 | 30 | 31 | 33 | 34 | 35 | 36 | 37 | 1.8 38 | 39 | 44 | 45 | 46 | 47 | 48 | 49 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ScrollingImageView 2 | ======== 3 | 4 | 一个用于放置在RecycleView中的图片控件，其主要功能是跟随列表的上下滚动而上下平移，使得呈现出一种图像相对列表静止的感觉。 5 | 6 | Overview 7 | ----------- 8 | 9 | **ScrollingImageView** 提供以下特性： 10 | 11 | * 在垂直方向上，使得该组件随着列表滚动而上线爱平移，可选参数：scrollType（middle | whole）。 12 | 13 | **scrollType为whole时, 从刚进入列表和完全出列表是都在滚动** 14 | 15 | 16 | 17 | **scrollType: middle时，仅当item完整展现在列列表中时才滚动** 18 | 19 | 20 | 21 | **Demo** [示例代码](https://github.com/freedomofme/ScrollingImageView/tree/master/example) 22 | 23 | Gradle integration 24 | --------------- 25 | 26 | 该库托管于jCenter仓库中，使用时只需要添加以下代码 27 | 28 | dependencies { 29 | compile 'site.okhttp.codeyel:scrollingImageView:1.0.0' 30 | } 31 | 32 | Basic uasge 33 | ----------- 34 | 35 | 第一步：在列表的单个item中的对应布局中引入ScrollingImageView，例如:(item.xml) 36 | 37 | 43 | 44 | 第二步：在代码中添加监听器 45 | 46 | 常规代码： 47 | 48 | final LinearLayoutManager layoutManager = new LinearLayoutManager(getApplicationContext()); 49 | recyclerView.setLayoutManager(layoutManager); 50 | 51 | 需要添加的代码： 52 | 53 | recyclerView.addOnScrollListener(new ScrollingImageView.ScrollListener(layoutManager, R.id.img, index)); 54 | 55 | 56 | 其中 {index} 表示item在列表中的索引值， {R.id.img} 对应android:id="@+id/img" 57 | 58 | Advance uasge 59 | === 60 | 61 | 1. 开放自定义滚动的接口 62 | 63 | 64 | Principle 65 | === 66 | 1. 重写setFrame方法：通过postTranslate方法垂直平移图片，从而显示图片中的不同位置。 67 | 2. 设置OnScrollListener监听器，监听列表的滚动位置，来计算获得恰当的平移参数，并将其传递给步骤①中的postTranslate方法。 68 | 69 | **如下图所示** 70 | 71 | * 原图： 72 | 73 | 74 | 75 | * 当在该控件顶部和在中部时： 76 | 77 | 78 | 79 | * 平移时的前后对比 80 | 81 | Drawing 82 | 83 | 84 | Contribution 85 | ------------ 86 | 87 | Want to contribute? Please, feel free to create a pull request! ;) 88 | 89 | License 90 | ---------- 91 | 92 | [Apache Version 2.0][License] 93 | 94 | [License]: http://www.apache.org/licenses/LICENSE-2.0.html 95 | 96 | 97 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | google() 7 | } 8 | dependencies { 9 | classpath 'com.android.tools.build:gradle:3.0.1' 10 | // NOTE: Do not place your application dependencies here; they belong 11 | // in the individual module build.gradle files 12 | classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.2' 13 | classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5' 14 | 15 | } 16 | } 17 | 18 | allprojects { 19 | repositories { 20 | jcenter() 21 | google() 22 | } 23 | } 24 | 25 | task clean(type: Delete) { 26 | delete rootProject.buildDir 27 | } 28 | -------------------------------------------------------------------------------- /example/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /example/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 26 5 | buildToolsVersion "26.0.2" 6 | 7 | defaultConfig { 8 | applicationId "com.example.rushd.galleryproject" 9 | minSdkVersion 16 10 | targetSdkVersion 26 11 | versionCode 1 12 | versionName "1.0" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile fileTree(include: ['*.jar'], dir: 'libs') 24 | testCompile 'junit:junit:4.12' 25 | compile 'com.android.support:appcompat-v7:26.1.0' 26 | compile 'com.android.support:recyclerview-v7:26.1.0' 27 | compile 'com.squareup.picasso:picasso:2.5.0' 28 | implementation project(':scrollingImageView') 29 | } 30 | -------------------------------------------------------------------------------- /example/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in C:\Users\rushd\AppData\Local\Android\Sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /example/src/androidTest/java/com/example/rushd/galleryproject/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package com.example.rushd.galleryproject; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | public ApplicationTest() { 11 | super(Application.class); 12 | } 13 | } -------------------------------------------------------------------------------- /example/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /example/src/main/java/com/example/rushd/galleryproject/CreateList.java: -------------------------------------------------------------------------------- 1 | package com.example.rushd.galleryproject; 2 | 3 | /** 4 | * Created by rushd on 29/09/2016. 5 | */ 6 | 7 | public class CreateList { 8 | 9 | private String image_title; 10 | private Integer image_id; 11 | 12 | public String getImage_title() { 13 | return image_title; 14 | } 15 | 16 | public void setImage_title(String android_version_name) { 17 | this.image_title = android_version_name; 18 | } 19 | 20 | public Integer getImage_ID() { 21 | return image_id; 22 | } 23 | 24 | public void setImage_ID(Integer android_image_url) { 25 | this.image_id = android_image_url; 26 | } 27 | } -------------------------------------------------------------------------------- /example/src/main/java/com/example/rushd/galleryproject/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.rushd.galleryproject; 2 | 3 | import android.os.Build; 4 | import android.os.Bundle; 5 | import android.support.annotation.RequiresApi; 6 | import android.support.v7.app.AppCompatActivity; 7 | import android.support.v7.widget.LinearLayoutManager; 8 | import android.support.v7.widget.RecyclerView; 9 | 10 | import com.yel.image.ScrollingImageView; 11 | 12 | import java.util.ArrayList; 13 | 14 | public class MainActivity extends AppCompatActivity { 15 | 16 | private final String image_titles[] = { 17 | "Img1", 18 | "Img2", 19 | "Img3", 20 | "Img4", 21 | "Img5", 22 | "Img6", 23 | "Img7", 24 | "Img8", 25 | "Img9", 26 | }; 27 | 28 | private final Integer image_ids[] = { 29 | R.mipmap.img1, 30 | R.mipmap.img2, 31 | R.mipmap.img3, 32 | R.mipmap.img4, 33 | R.mipmap.img5, 34 | R.mipmap.img6, 35 | R.mipmap.img7, 36 | R.mipmap.img8, 37 | R.mipmap.img9, 38 | 39 | 40 | }; 41 | 42 | @RequiresApi(api = Build.VERSION_CODES.M) 43 | @Override 44 | protected void onCreate(Bundle savedInstanceState) { 45 | super.onCreate(savedInstanceState); 46 | setContentView(R.layout.activity_main); 47 | 48 | RecyclerView recyclerView = (RecyclerView)findViewById(R.id.imagegallery); 49 | final LinearLayoutManager layoutManager = new LinearLayoutManager(getApplicationContext()); 50 | recyclerView.setLayoutManager(layoutManager); 51 | recyclerView.addOnScrollListener(new ScrollingImageView.ScrollListener(layoutManager, R.id.img, 5)); 52 | 53 | ArrayList createLists = prepareData(); 54 | MyAdapter adapter = new MyAdapter(getApplicationContext(), createLists); 55 | recyclerView.setAdapter(adapter); 56 | 57 | } 58 | private ArrayList prepareData(){ 59 | ArrayList images = new ArrayList<>(); 60 | for(int i = 0; i< image_titles.length; i++){ 61 | CreateList createList = new CreateList(); 62 | createList.setImage_title(image_titles[i]); 63 | createList.setImage_ID(image_ids[i]); 64 | images.add(createList); 65 | } 66 | return images; 67 | } 68 | } -------------------------------------------------------------------------------- /example/src/main/java/com/example/rushd/galleryproject/MyAdapter.java: -------------------------------------------------------------------------------- 1 | package com.example.rushd.galleryproject; 2 | 3 | 4 | import android.content.Context; 5 | import android.support.v7.widget.RecyclerView; 6 | import android.view.LayoutInflater; 7 | import android.view.View; 8 | import android.view.View.OnClickListener; 9 | import android.view.ViewGroup; 10 | import android.widget.ImageView; 11 | import android.widget.Toast; 12 | 13 | import java.util.ArrayList; 14 | 15 | public class MyAdapter extends RecyclerView.Adapter { 16 | private ArrayList galleryList; 17 | private Context context; 18 | 19 | public MyAdapter(Context context, ArrayList galleryList) { 20 | this.galleryList = galleryList; 21 | this.context = context; 22 | } 23 | 24 | @Override 25 | public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) { 26 | switch (viewType) { 27 | case 0 : 28 | View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.cell_layout, viewGroup, false); 29 | return new ViewHolder(view); 30 | case 1 : 31 | View view2 = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.scroll_img, viewGroup, false); 32 | return new ViewHolder2(view2); 33 | } 34 | return null; 35 | } 36 | 37 | @Override 38 | public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { 39 | if (getItemViewType(position) == 1) { 40 | ((ViewHolder2) holder).img.setImageResource((galleryList.get(position).getImage_ID())); 41 | } else { 42 | ((ViewHolder) holder).img.setScaleType(ImageView.ScaleType.CENTER_CROP); 43 | ((ViewHolder) holder).img.setImageResource((galleryList.get(position).getImage_ID())); 44 | //Picasso.with(context).load(galleryList.get(i).getImage_ID()).resize(240, 120).into(viewHolder.img); 45 | ((ViewHolder) holder).img.setOnClickListener(new OnClickListener() { 46 | @Override 47 | public void onClick(View v) { 48 | Toast.makeText(context, "Image", Toast.LENGTH_SHORT).show(); 49 | } 50 | }); 51 | } 52 | } 53 | 54 | @Override 55 | public int getItemViewType(int position) { 56 | // Just as an example, return 0 or 2 depending on position 57 | // Note that unlike in ListView adapters, types don't have to be contiguous 58 | return position == 5 ? 1 : 0; 59 | } 60 | 61 | 62 | @Override 63 | public int getItemCount() { 64 | return galleryList.size(); 65 | } 66 | 67 | public class ViewHolder extends RecyclerView.ViewHolder{ 68 | private ImageView img; 69 | public ViewHolder(View view) { 70 | super(view); 71 | img = view.findViewById(R.id.img); 72 | } 73 | } 74 | 75 | public class ViewHolder2 extends RecyclerView.ViewHolder{ 76 | private ImageView img; 77 | public ViewHolder2(View view) { 78 | super(view); 79 | img = view.findViewById(R.id.img); 80 | } 81 | } 82 | 83 | } -------------------------------------------------------------------------------- /example/src/main/res/drawable/Thumbs.db: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/example/src/main/res/drawable/Thumbs.db -------------------------------------------------------------------------------- /example/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 11 | 16 | 17 | 18 | -------------------------------------------------------------------------------- /example/src/main/res/layout/cell_layout.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 14 | 15 | 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-------------------------------------------------------------------------------- /example/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 6 | -------------------------------------------------------------------------------- /example/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Gallery Project 3 | 4 | -------------------------------------------------------------------------------- /example/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /example/src/test/java/com/example/rushd/galleryproject/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.example.rushd.galleryproject; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * To work on unit tests, switch the Test Artifact in the Build Variants view. 9 | */ 10 | public class ExampleUnitTest { 11 | @Test 12 | public void addition_isCorrect() throws Exception { 13 | assertEquals(4, 2 + 2); 14 | } 15 | } -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Mon Jan 29 20:14:20 CST 2018 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /middle.jpeg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/middle.jpeg -------------------------------------------------------------------------------- /middleType-android.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/middleType-android.gif -------------------------------------------------------------------------------- /origin.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/origin.jpg -------------------------------------------------------------------------------- /prin.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/prin.jpg -------------------------------------------------------------------------------- /scrollingImageView/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /scrollingImageView/bintray.gradle: -------------------------------------------------------------------------------- 1 | // apply the plugin with its class name rather than its Id to work around gradle limitation of 2 | // not being able to find the plugin by Id despite the dependencies being added right above. Gradle 3 | // is currently not capable of loading plugins by Id if the dependency is anywhere else than 4 | // in the main project build.gradle. This file is "imported" into the project's build.gradle 5 | // through a "apply from:". 6 | apply plugin: 'com.github.dcendents.android-maven' 7 | apply plugin: 'com.jfrog.bintray' 8 | 9 | version = "1.0.0" 10 | def siteUrl = 'https://github.com/freedomofme/ScrollingImageView' // 项目的主页 11 | def gitUrl = 'https://github.com/freedomofme/ScrollingImageView.git' // Git仓库的url 12 | def issueURL = 'https://github.com/freedomofme/ScrollingImageView/issues' 13 | 14 | group = "site.okhttp.codeyel" // Maven Group ID for the artifact，一般填你唯一的包名 15 | install { 16 | repositories.mavenInstaller { 17 | // This generates POM.xml with proper parameters 18 | pom { 19 | project { 20 | packaging 'aar' 21 | // Add your description here 22 | name 'ScrollingImageView scrolls as the recyclerView slides' //项目的描述 你可以多写一点 23 | url siteUrl 24 | // Set your license 25 | licenses { 26 | license { 27 | name 'The Apache Software License, Version 2.0' 28 | url 'http://www.apache.org/licenses/LICENSE-2.0.txt' 29 | } 30 | } 31 | developers { 32 | developer { 33 | id 'coderyel' 34 | name 'codeyel' 35 | email 'xiegeixiong@gmail.com' 36 | } 37 | } 38 | scm { 39 | connection gitUrl 40 | developerConnection gitUrl 41 | url siteUrl 42 | } 43 | } 44 | } 45 | } 46 | } 47 | task sourcesJar(type: Jar) { 48 | from android.sourceSets.main.java.srcDirs 49 | classifier = 'sources' 50 | } 51 | task javadoc(type: Javadoc) { 52 | source = android.sourceSets.main.java.srcDirs 53 | classpath += project.files(android.getBootClasspath().join(File.pathSeparator)) 54 | } 55 | task javadocJar(type: Jar, dependsOn: javadoc) { 56 | classifier = 'javadoc' 57 | from javadoc.destinationDir 58 | } 59 | artifacts { 60 | archives javadocJar 61 | archives sourcesJar 62 | } 63 | Properties properties = new Properties() 64 | properties.load(project.rootProject.file('local.properties').newDataInputStream()) 65 | bintray { 66 | user = properties.getProperty("bintray.user") 67 | key = properties.getProperty("bintray.apikey") 68 | configurations = ['archives'] 69 | pkg { 70 | repo = "maven" 71 | name = "ScrollingImageView" //发布到JCenter上的项目名字 72 | websiteUrl = siteUrl 73 | vcsUrl = gitUrl 74 | issueTrackerUrl = issueURL 75 | licenses = ["Apache-2.0"] 76 | publish = true 77 | } 78 | } 79 | tasks.withType(Javadoc) { 80 | options.addStringOption('Xdoclint:none', '-quiet') 81 | options.addStringOption('encoding', 'UTF-8') 82 | options.addStringOption('charSet', 'UTF-8') 83 | } -------------------------------------------------------------------------------- /scrollingImageView/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 26 5 | 6 | defaultConfig { 7 | minSdkVersion 16 8 | targetSdkVersion 26 9 | versionCode 1 10 | versionName "1.0" 11 | 12 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 13 | 14 | } 15 | 16 | buildTypes { 17 | release { 18 | minifyEnabled false 19 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 20 | } 21 | } 22 | 23 | } 24 | 25 | dependencies { 26 | implementation fileTree(dir: 'libs', include: ['*.jar']) 27 | 28 | implementation 'com.android.support:appcompat-v7:26.1.0' 29 | implementation 'com.android.support:recyclerview-v7:26.1.0' 30 | testImplementation 'junit:junit:4.12' 31 | androidTestImplementation 'com.android.support.test:runner:1.0.1' 32 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1' 33 | } 34 | apply from: './bintray.gradle' 35 | -------------------------------------------------------------------------------- /scrollingImageView/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /scrollingImageView/src/androidTest/java/com/example/adimage/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.example.adimage; 2 | 3 | import android.content.Context; 4 | import android.support.test.InstrumentationRegistry; 5 | import android.support.test.runner.AndroidJUnit4; 6 | 7 | import org.junit.Test; 8 | import org.junit.runner.RunWith; 9 | 10 | import static org.junit.Assert.*; 11 | 12 | /** 13 | * Instrumented test, which will execute on an Android device. 14 | * 15 | * @see Testing documentation 16 | */ 17 | @RunWith(AndroidJUnit4.class) 18 | public class ExampleInstrumentedTest { 19 | @Test 20 | public void useAppContext() throws Exception { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("com.example.adimage.test", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /scrollingImageView/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | -------------------------------------------------------------------------------- /scrollingImageView/src/main/java/com/yel/image/ScrollingImageView.java: -------------------------------------------------------------------------------- 1 | package com.yel.image; 2 | /** 3 | * Created by yel.huang on 2018/1/29. 4 | */ 5 | 6 | import android.content.Context; 7 | import android.content.res.TypedArray; 8 | import android.graphics.Matrix; 9 | import android.support.v7.widget.RecyclerView; 10 | import android.util.AttributeSet; 11 | import android.view.View; 12 | import android.view.ViewGroup; 13 | 14 | public class ScrollingImageView extends android.support.v7.widget.AppCompatImageView { 15 | private float yPercent = 0.5f; 16 | private ScrollType mScrollType; 17 | 18 | public enum ScrollType { 19 | /** 20 | * View从开始到结束，一直在滑动 21 | */ 22 | SCROLL_WHOLE (0), 23 | 24 | /** 25 | * View只当在完整显示时才开始滚动 26 | */ 27 | SCROLL_MIDDLE (1); 28 | 29 | ScrollType(int ni) { 30 | nativeInt = ni; 31 | } 32 | final int nativeInt; 33 | } 34 | 35 | private static final ScrollType[] mScrollTypeArray = { 36 | ScrollType.SCROLL_WHOLE, 37 | ScrollType.SCROLL_MIDDLE, 38 | }; 39 | 40 | public ScrollingImageView(Context context) { 41 | super(context); 42 | setup(); 43 | } 44 | 45 | public ScrollingImageView(Context context, AttributeSet attrs) { 46 | this(context, attrs, 0); 47 | } 48 | 49 | public ScrollingImageView(Context context, AttributeSet attrs, 50 | int defStyle) { 51 | super(context, attrs, defStyle); 52 | TypedArray a = context.getTheme().obtainStyledAttributes( 53 | attrs, 54 | R.styleable.ScrollingImageView, 55 | 0, 0); 56 | 57 | try { 58 | int index = a.getInteger(R.styleable.ScrollingImageView_scrollType, 0); 59 | setScrollType(mScrollTypeArray[index]); 60 | } finally { 61 | a.recycle(); 62 | } 63 | 64 | RecyclerView temp = getRecyclerView((ViewGroup) this.getParent()); 65 | System.out.println("temp: " + temp); 66 | 67 | setup(); 68 | } 69 | 70 | private RecyclerView getRecyclerView(ViewGroup v) { 71 | if (v == null) { 72 | return null; 73 | } 74 | if (v instanceof RecyclerView) { 75 | return (RecyclerView) v; 76 | } 77 | return getRecyclerView((ViewGroup) v.getParent()); 78 | } 79 | private void setup() { 80 | // 设置ImageView的必须ScaleType 81 | setScaleType(ScaleType.MATRIX); 82 | } 83 | 84 | public void setScrollType(ScrollType scrollType) { 85 | if (mScrollType != scrollType) { 86 | mScrollType = scrollType; 87 | // todo 好像要做点什么。。 88 | } 89 | } 90 | 91 | public ScrollType getScrollType() { 92 | return mScrollType; 93 | } 94 | 95 | public void setyPercent(float yPercent) { 96 | this.yPercent = yPercent; 97 | requestLayout(); 98 | // 由于在setFrame中的setImageMatrix中调用了invalidate。所以这里不必再调用了 99 | // invalidate(); 100 | } 101 | 102 | private int getViewHeight() { 103 | return getMeasuredHeight() - getPaddingTop() - getPaddingBottom(); 104 | } 105 | 106 | @Override 107 | protected boolean setFrame(int l, int t, int r, int b) { 108 | if (getDrawable() == null) 109 | return super.setFrame(l, t, r, b); 110 | 111 | Matrix matrix = getImageMatrix(); 112 | 113 | float scale; 114 | float dx = 0, dy = 0; 115 | 116 | int viewWidth = getMeasuredWidth() - getPaddingLeft() - getPaddingRight(); 117 | int viewHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom(); 118 | int drawableWidth = getDrawable().getIntrinsicWidth(); 119 | int drawableHeight = getDrawable().getIntrinsicHeight(); 120 | // Get the scale 121 | if (drawableWidth * viewHeight > drawableHeight * viewWidth) { 122 | scale = (float) viewHeight / (float) drawableHeight; 123 | dx = (viewWidth - drawableWidth * scale) * 0.5f; 124 | } else { 125 | scale = (float) viewWidth / (float) drawableWidth; 126 | 127 | // 两种不同的滚动方式 128 | if (mScrollType == ScrollType.SCROLL_WHOLE) { 129 | dy = viewHeight - (viewHeight + drawableHeight * scale) * yPercent; 130 | } else if (mScrollType == ScrollType.SCROLL_MIDDLE) { 131 | dy = (viewHeight - drawableHeight * scale) * yPercent; 132 | } 133 | } 134 | 135 | matrix.setScale(scale, scale); 136 | matrix.postTranslate(Math.round(dx), Math.round(dy)); 137 | 138 | setImageMatrix(matrix); 139 | 140 | return super.setFrame(l, t, r, b); 141 | } 142 | 143 | public static class ScrollListener extends RecyclerView.OnScrollListener { 144 | int ydy = 0; 145 | private RecyclerView.LayoutManager layoutManager; 146 | private int id; 147 | private int index; 148 | public ScrollListener(RecyclerView.LayoutManager layoutManager, int id, int index) { 149 | this.layoutManager = layoutManager; 150 | this.id = id; 151 | this.index = index; 152 | } 153 | @Override 154 | public void onScrolled(RecyclerView recyclerView, int dx, int dy) { 155 | super.onScrolled(recyclerView, dx, dy); 156 | ydy += dy; 157 | System.out.println(ydy); 158 | 159 | View item = layoutManager.findViewByPosition(index); 160 | if (item != null) { 161 | float Offset = item.getTop(); 162 | ScrollingImageView image = item.findViewById(id); 163 | int viewHeight = image.getViewHeight(); 164 | 165 | int recyclerViewHeight = recyclerView.getHeight(); 166 | 167 | // System.out.println("Height: " + recyclerViewHeight); 168 | // System.out.println("Offset: " + Offset); 169 | 170 | final double bottomDelta = recyclerViewHeight - viewHeight; 171 | 172 | if (image.getScrollType() == ScrollType.SCROLL_WHOLE) { 173 | float ratio = (Offset + viewHeight) / 1.0f / (recyclerViewHeight + viewHeight); 174 | image.setyPercent(ratio); 175 | } else if (image.getScrollType() == ScrollType.SCROLL_MIDDLE) { 176 | if (Offset > bottomDelta) { 177 | image.setyPercent(1); 178 | } else if (Offset <= 0) { 179 | image.setyPercent(0); 180 | } else { 181 | image.setyPercent((float) (Offset / bottomDelta)); 182 | } 183 | } 184 | } 185 | } 186 | } 187 | 188 | } 189 | -------------------------------------------------------------------------------- /scrollingImageView/src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /scrollingImageView/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | ADImage 3 | 4 | -------------------------------------------------------------------------------- /scrollingImageView/src/test/java/com/example/adimage/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.example.adimage; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() throws Exception { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':example', ':scrollingImageView' 2 | -------------------------------------------------------------------------------- /top.jpeg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/top.jpeg -------------------------------------------------------------------------------- /wholeType-android.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/freedomofme/ScrollingImageView/92f894b22add7fd5175687fe3cecbf56fcbfdde7/wholeType-android.gif --------------------------------------------------------------------------------