diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..603b140
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,14 @@
+*.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
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..82c96fc
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,38 @@
+apply plugin: 'com.android.application'
+
+apply plugin: 'kotlin-android'
+
+apply plugin: 'kotlin-android-extensions'
+
+android {
+ compileSdkVersion 29
+ defaultConfig {
+ applicationId "xyz.sangcomz.indicatordecoratorsample"
+ minSdkVersion 21
+ 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"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+ implementation 'androidx.appcompat:appcompat:1.1.0'
+ implementation 'androidx.core:core-ktx:1.1.0'
+ implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+ implementation 'androidx.recyclerview:recyclerview:1.1.0-beta04'
+ implementation 'androidx.viewpager2:viewpager2:1.0.0-beta04'
+
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'androidx.test:runner:1.2.0'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+ implementation project(path: ':indicatordecorator')
+}
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# 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
diff --git a/app/src/androidTest/java/xyz/sangcomz/indicatordecoratorsample/ExampleInstrumentedTest.kt b/app/src/androidTest/java/xyz/sangcomz/indicatordecoratorsample/ExampleInstrumentedTest.kt
new file mode 100644
index 0000000..04413d7
--- /dev/null
+++ b/app/src/androidTest/java/xyz/sangcomz/indicatordecoratorsample/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package xyz.sangcomz.indicatordecoratorsample
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("xyz.sangcomz.indicatordecoratorsample", appContext.packageName)
+ }
+}
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..0dfc239
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,21 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/ListAdapter.kt b/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/ListAdapter.kt
new file mode 100644
index 0000000..6c2b4a1
--- /dev/null
+++ b/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/ListAdapter.kt
@@ -0,0 +1,31 @@
+package xyz.sangcomz.indicatordecoratorsample
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.widget.AppCompatTextView
+import androidx.core.content.ContextCompat
+import androidx.recyclerview.widget.RecyclerView
+
+class ListAdapter(private val list: List>) :
+ RecyclerView.Adapter() {
+ override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+ return ViewHolder(LayoutInflater.from(parent.context).inflate(R.layout.item, parent, false))
+ }
+
+ override fun getItemCount() = list.size
+
+ override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+ holder.setData(list[position])
+ }
+
+ class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+ private val container = itemView
+ private val textView = itemView.findViewById(R.id.textView)
+
+ fun setData(data: Pair) {
+ container.setBackgroundColor(ContextCompat.getColor(container.context, data.first))
+ textView.text = data.second
+ }
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/MainActivity.kt b/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/MainActivity.kt
new file mode 100644
index 0000000..94dc18a
--- /dev/null
+++ b/app/src/main/java/xyz/sangcomz/indicatordecoratorsample/MainActivity.kt
@@ -0,0 +1,38 @@
+package xyz.sangcomz.indicatordecoratorsample
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.PagerSnapHelper
+import kotlinx.android.synthetic.main.activity_main.*
+import xyz.sangcomz.indicatordecorator.IndicatorItemDecoration
+import xyz.sangcomz.indicatordecorator.LinePagerIndicatorDecoration
+
+class MainActivity : AppCompatActivity() {
+
+ private val adapter: ListAdapter = ListAdapter(
+ listOf(
+ R.color.page1 to "page 1",
+ R.color.page2 to "page 2",
+ R.color.page3 to "page 3",
+ R.color.page4 to "page 4",
+ R.color.page5 to "page 5",
+ R.color.page6 to "page 6",
+ R.color.page7 to "page 7",
+ R.color.page8 to "page 8"
+ )
+ )
+
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ setContentView(R.layout.activity_main)
+
+ viewPager.adapter = adapter
+ viewPager.addItemDecoration(IndicatorItemDecoration())
+// viewPager.addItemDecoration(LinePagerIndicatorDecoration())
+
+ recyclerView.adapter = adapter
+ PagerSnapHelper().attachToRecyclerView(recyclerView)
+// recyclerView.addItemDecoration(IndicatorItemDecoration())
+ recyclerView.addItemDecoration(LinePagerIndicatorDecoration())
+ }
+}
diff --git a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..1f6bb29
--- /dev/null
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/drawable/ic_launcher_background.xml b/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..0d025f9
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,170 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..68a6c42
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,30 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/layout/item.xml b/app/src/main/res/layout/item.xml
new file mode 100644
index 0000000..8ba86ac
--- /dev/null
+++ b/app/src/main/res/layout/item.xml
@@ -0,0 +1,19 @@
+
+
+
+
+
+
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..898f3ed
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_round.png b/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
new file mode 100644
index 0000000..dffca36
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_round.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..64ba76f
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_round.png b/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
new file mode 100644
index 0000000..dae5e08
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_round.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..e5ed465
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..14ed0af
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..b0907ca
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..d8ae031
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..2c18de9
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..beed3cd
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png differ
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..5786422
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,14 @@
+
+
+ #008577
+ #00574B
+ #D81B60
+ #D81B5D
+ #C51BD8
+ #1B3AD8
+ #1BD8B2
+ #3ED81B
+ #B5D81B
+ #D85D1B
+ #D81B1B
+
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..785935b
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+
+ IndicatorDecorator
+
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..5885930
--- /dev/null
+++ b/app/src/main/res/values/styles.xml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
diff --git a/app/src/test/java/xyz/sangcomz/indicatordecoratorsample/ExampleUnitTest.kt b/app/src/test/java/xyz/sangcomz/indicatordecoratorsample/ExampleUnitTest.kt
new file mode 100644
index 0000000..2ac2472
--- /dev/null
+++ b/app/src/test/java/xyz/sangcomz/indicatordecoratorsample/ExampleUnitTest.kt
@@ -0,0 +1,17 @@
+package xyz.sangcomz.indicatordecoratorsample
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+ @Test
+ fun addition_isCorrect() {
+ assertEquals(4, 2 + 2)
+ }
+}
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..f729556
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,28 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+ ext.kotlin_version = '1.3.50'
+ repositories {
+ google()
+ jcenter()
+
+ }
+ dependencies {
+ classpath 'com.android.tools.build:gradle:3.5.0'
+ classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+ // 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
+}
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..23339e0
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,21 @@
+# 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
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..f6b961f
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..d6f0dcd
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Sun Sep 22 15:00:26 KST 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
diff --git a/gradlew b/gradlew
new file mode 100755
index 0000000..cccdd3d
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,172 @@
+#!/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" "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..e95643d
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,84 @@
+@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
diff --git a/indicatordecorator/.gitignore b/indicatordecorator/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/indicatordecorator/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/indicatordecorator/build.gradle b/indicatordecorator/build.gradle
new file mode 100644
index 0000000..cf1ae15
--- /dev/null
+++ b/indicatordecorator/build.gradle
@@ -0,0 +1,36 @@
+apply plugin: 'com.android.library'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
+android {
+ compileSdkVersion 29
+
+
+ defaultConfig {
+ minSdkVersion 21
+ targetSdkVersion 29
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ consumerProguardFiles 'consumer-rules.pro'
+ }
+
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+ implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+ implementation 'androidx.appcompat:appcompat:1.1.0'
+ implementation 'androidx.core:core-ktx:1.1.0'
+ implementation 'androidx.recyclerview:recyclerview:1.1.0-beta04'
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'androidx.test:runner:1.2.0'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+}
diff --git a/indicatordecorator/consumer-rules.pro b/indicatordecorator/consumer-rules.pro
new file mode 100644
index 0000000..e69de29
diff --git a/indicatordecorator/proguard-rules.pro b/indicatordecorator/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/indicatordecorator/proguard-rules.pro
@@ -0,0 +1,21 @@
+# 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
diff --git a/indicatordecorator/src/androidTest/java/xyz/sangcomz/indicatordecorator/ExampleInstrumentedTest.kt b/indicatordecorator/src/androidTest/java/xyz/sangcomz/indicatordecorator/ExampleInstrumentedTest.kt
new file mode 100644
index 0000000..9507cb2
--- /dev/null
+++ b/indicatordecorator/src/androidTest/java/xyz/sangcomz/indicatordecorator/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package xyz.sangcomz.indicatordecorator
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("xyz.sangcomz.indicatordecorator.test", appContext.packageName)
+ }
+}
diff --git a/indicatordecorator/src/main/AndroidManifest.xml b/indicatordecorator/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..8ec8c8d
--- /dev/null
+++ b/indicatordecorator/src/main/AndroidManifest.xml
@@ -0,0 +1,2 @@
+
diff --git a/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/IndicatorItemDecoration.kt b/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/IndicatorItemDecoration.kt
new file mode 100644
index 0000000..4124a0e
--- /dev/null
+++ b/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/IndicatorItemDecoration.kt
@@ -0,0 +1,113 @@
+package xyz.sangcomz.indicatordecorator
+
+import android.content.res.Resources
+import android.graphics.Canvas
+import android.graphics.Color
+import android.graphics.Paint
+import android.graphics.Rect
+import android.view.View
+
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+
+class IndicatorItemDecoration : RecyclerView.ItemDecoration() {
+
+ private val colorActive = Color.BLACK
+ private val colorInactive = Color.GRAY
+ private val radius = (DP * 3.5).toFloat()
+ private val offset = (DP * 8).toInt()
+
+ private var selectedPage = 0
+
+ /**
+ * Indicator width.
+ */
+ private val mIndicatorItemLength = radius * 2
+ /**
+ * Padding between indicators.
+ */
+ private val mIndicatorItemPadding = DP * 4
+
+ private val mPaint = Paint()
+
+ init {
+ mPaint.strokeCap = Paint.Cap.ROUND
+ mPaint.isAntiAlias = true
+ }
+
+ override fun onDrawOver(c: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+ super.onDrawOver(c, parent, state)
+
+ val adapter = parent.adapter ?: return
+
+ val itemCount = adapter.itemCount
+
+ val totalLength = mIndicatorItemLength * itemCount
+ val paddingBetweenItems = Math.max(0, itemCount - 1) * mIndicatorItemPadding
+ val indicatorTotalWidth = totalLength + paddingBetweenItems
+ val indicatorStartX = (parent.width - indicatorTotalWidth) / 2f
+
+ val indicatorPosY = parent.height - radius
+
+ drawInactiveIndicators(c, indicatorStartX, indicatorPosY, itemCount)
+
+ val layoutManager = parent.layoutManager as? LinearLayoutManager
+ val activePosition = layoutManager?.findFirstVisibleItemPosition()
+ if (activePosition == RecyclerView.NO_POSITION) {
+ return
+ }
+
+ val view = layoutManager?.findViewByPosition(activePosition!!)!!
+ println("activeView width, left:::: ${view.width}, ${view.left}")
+ println("activeView width + left:::: ${view.width + view.left}")
+
+ selectedPage = activePosition ?: 0 + if (view.width / 2 > view.width + view.left) 1 else 0
+
+ println("selectedPage :::: $selectedPage")
+
+// if (layoutManager?.findLastVisibleItemPosition() != RecyclerView.NO_POSITION) {
+// selectedPage = layoutManager?.findLastVisibleItemPosition() ?: 0
+// }
+
+ drawSelectedIndicators(c, indicatorStartX, indicatorPosY)
+ }
+
+ private fun drawInactiveIndicators(
+ c: Canvas,
+ indicatorStartX: Float,
+ indicatorPosY: Float,
+ itemCount: Int
+ ) {
+ mPaint.color = colorInactive
+
+ val itemWidth = mIndicatorItemLength + mIndicatorItemPadding
+
+ var start = indicatorStartX
+ for (i in 0 until itemCount) {
+ c.drawCircle(start + radius, indicatorPosY, radius, mPaint)
+ start += itemWidth
+ }
+ }
+
+ private fun drawSelectedIndicators(c: Canvas, indicatorStartX: Float, indicatorPosY: Float) {
+ mPaint.color = colorActive
+ val itemWidth = mIndicatorItemLength + mIndicatorItemPadding
+ val start = indicatorStartX + itemWidth * selectedPage
+ c.drawCircle(start + radius, indicatorPosY, radius, mPaint)
+ }
+
+ override fun getItemOffsets(
+ outRect: Rect,
+ view: View,
+ parent: RecyclerView,
+ state: RecyclerView.State
+ ) {
+ super.getItemOffsets(outRect, view, parent, state)
+ outRect.bottom = (offset + radius).toInt()
+ }
+
+ companion object {
+
+ private val DP = Resources.getSystem().displayMetrics.density
+ }
+}
\ No newline at end of file
diff --git a/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/LinePagerIndicatorDecoration.kt b/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/LinePagerIndicatorDecoration.kt
new file mode 100644
index 0000000..834c70c
--- /dev/null
+++ b/indicatordecorator/src/main/java/xyz/sangcomz/indicatordecorator/LinePagerIndicatorDecoration.kt
@@ -0,0 +1,159 @@
+package xyz.sangcomz.indicatordecorator
+
+
+import android.content.res.Resources
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.graphics.Rect
+import android.view.View
+import android.view.animation.AccelerateDecelerateInterpolator
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+
+class LinePagerIndicatorDecoration : RecyclerView.ItemDecoration() {
+
+ private val colorActive = -0x1
+ private val colorInactive = 0x66FFFFFF
+
+ /**
+ * Height of the space the indicator takes up at the bottom of the view.
+ */
+ private val mIndicatorHeight = (DP * 16).toInt()
+
+ /**
+ * Indicator stroke width.
+ */
+ private val mIndicatorStrokeWidth = DP * 2
+
+ /**
+ * Indicator width.
+ */
+ private val mIndicatorItemLength = DP * 16
+ /**
+ * Padding between indicators.
+ */
+ private val mIndicatorItemPadding = DP * 4
+
+ /**
+ * Some more natural animation interpolation
+ */
+ private val mInterpolator = AccelerateDecelerateInterpolator()
+
+ private val mPaint = Paint()
+
+ init {
+ mPaint.strokeCap = Paint.Cap.ROUND
+ mPaint.strokeWidth = mIndicatorStrokeWidth
+ mPaint.style = Paint.Style.STROKE
+ mPaint.isAntiAlias = true
+ }
+
+ override fun onDrawOver(c: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+ super.onDrawOver(c, parent, state)
+
+ val itemCount = parent.adapter!!.itemCount
+
+ // center horizontally, calculate width and subtract half from center
+ val totalLength = mIndicatorItemLength * itemCount
+ val paddingBetweenItems = Math.max(0, itemCount - 1) * mIndicatorItemPadding
+ val indicatorTotalWidth = totalLength + paddingBetweenItems
+ val indicatorStartX = (parent.width - indicatorTotalWidth) / 2f
+
+ // center vertically in the allotted space
+ val indicatorPosY = parent.height - mIndicatorHeight / 2f
+
+ drawInactiveIndicators(c, indicatorStartX, indicatorPosY, itemCount)
+
+
+ // find active page (which should be highlighted)
+ val layoutManager = parent.layoutManager as LinearLayoutManager?
+ val activePosition = layoutManager!!.findFirstVisibleItemPosition()
+ if (activePosition == RecyclerView.NO_POSITION) {
+ return
+ }
+
+ println("findFirstVisibleItemPosition :::: $activePosition")
+ // find offset of active page (if the user is scrolling)
+ val activeChild = layoutManager.findViewByPosition(activePosition)
+ val left = activeChild!!.left
+ val width = activeChild.width
+
+ // on swipe the active item will be positioned from [-width, 0]
+ // interpolate offset for smooth animation
+ val progress = mInterpolator.getInterpolation(left * -1 / width.toFloat())
+
+ drawHighlights(c, indicatorStartX, indicatorPosY, activePosition, progress, itemCount)
+ }
+
+ private fun drawInactiveIndicators(
+ c: Canvas,
+ indicatorStartX: Float,
+ indicatorPosY: Float,
+ itemCount: Int
+ ) {
+ mPaint.color = colorInactive
+
+ // width of item indicator including padding
+ val itemWidth = mIndicatorItemLength + mIndicatorItemPadding
+
+ var start = indicatorStartX
+ for (i in 0 until itemCount) {
+ // draw the line for every item
+ c.drawLine(start, indicatorPosY, start + mIndicatorItemLength, indicatorPosY, mPaint)
+ start += itemWidth
+ }
+ }
+
+ private fun drawHighlights(
+ c: Canvas, indicatorStartX: Float, indicatorPosY: Float,
+ highlightPosition: Int, progress: Float, itemCount: Int
+ ) {
+ mPaint.color = colorActive
+
+ // width of item indicator including padding
+ val itemWidth = mIndicatorItemLength + mIndicatorItemPadding
+
+ if (progress == 0f) {
+ // no swipe, draw a normal indicator
+ val highlightStart = indicatorStartX + itemWidth * highlightPosition
+ c.drawLine(
+ highlightStart, indicatorPosY,
+ highlightStart + mIndicatorItemLength, indicatorPosY, mPaint
+ )
+ } else {
+ var highlightStart = indicatorStartX + itemWidth * highlightPosition
+ // calculate partial highlight
+ val partialLength = mIndicatorItemLength * progress
+
+ // draw the cut off highlight
+ c.drawLine(
+ highlightStart + partialLength, indicatorPosY,
+ highlightStart + mIndicatorItemLength, indicatorPosY, mPaint
+ )
+
+ // draw the highlight overlapping to the next item as well
+ if (highlightPosition < itemCount - 1) {
+ highlightStart += itemWidth
+ c.drawLine(
+ highlightStart, indicatorPosY,
+ highlightStart + partialLength, indicatorPosY, mPaint
+ )
+ }
+ }
+ }
+
+ override fun getItemOffsets(
+ outRect: Rect,
+ view: View,
+ parent: RecyclerView,
+ state: RecyclerView.State
+ ) {
+ super.getItemOffsets(outRect, view, parent, state)
+ outRect.bottom = mIndicatorHeight
+ }
+
+ companion object {
+
+ private val DP = Resources.getSystem().displayMetrics.density
+ }
+}
\ No newline at end of file
diff --git a/indicatordecorator/src/main/res/values/strings.xml b/indicatordecorator/src/main/res/values/strings.xml
new file mode 100644
index 0000000..785935b
--- /dev/null
+++ b/indicatordecorator/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+
+ IndicatorDecorator
+
diff --git a/indicatordecorator/src/test/java/xyz/sangcomz/indicatordecorator/ExampleUnitTest.kt b/indicatordecorator/src/test/java/xyz/sangcomz/indicatordecorator/ExampleUnitTest.kt
new file mode 100644
index 0000000..22e2a5d
--- /dev/null
+++ b/indicatordecorator/src/test/java/xyz/sangcomz/indicatordecorator/ExampleUnitTest.kt
@@ -0,0 +1,17 @@
+package xyz.sangcomz.indicatordecorator
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+ @Test
+ fun addition_isCorrect() {
+ assertEquals(4, 2 + 2)
+ }
+}
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..32f0175
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1,2 @@
+include ':app', ':indicatordecorator'
+rootProject.name='IndicatorDecorator'