diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index 96cc43e..fb7f4a8 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -1,22 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <resourceExtensions />
-    <wildcardResourcePatterns>
-      <entry name="!?*.java" />
-      <entry name="!?*.form" />
-      <entry name="!?*.class" />
-      <entry name="!?*.groovy" />
-      <entry name="!?*.scala" />
-      <entry name="!?*.flex" />
-      <entry name="!?*.kt" />
-      <entry name="!?*.clj" />
-      <entry name="!?*.aj" />
-    </wildcardResourcePatterns>
-    <annotationProcessing>
-      <profile default="true" name="Default" enabled="false">
-        <processorPath useClasspath="true" />
-      </profile>
-    </annotationProcessing>
+    <bytecodeTargetLevel target="11" />
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index fb232ac..b25f68b 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,10 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
+        <option name="testRunner" value="PLATFORM" />
+        <option name="distributionType" value="LOCAL" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleHome" value="C:/Gradle/gradle-7.0.2" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
new file mode 100644
index 0000000..d2ce72d
--- /dev/null
+++ b/.idea/jarRepositories.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="MavenRepo" />
+      <option name="name" value="MavenRepo" />
+      <option name="url" value="https://repo.maven.apache.org/maven2/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="Google" />
+      <option name="name" value="Google" />
+      <option name="url" value="https://dl.google.com/dl/android/maven2/" />
+    </remote-repository>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 0df579a..2969708 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -5,7 +5,7 @@
     <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
     <option name="myNullables">
       <value>
-        <list size="10">
+        <list size="14">
           <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
           <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
           <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
@@ -16,12 +16,16 @@
           <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.Nullable" />
           <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableDecl" />
           <item index="9" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableType" />
+          <item index="10" class="java.lang.String" itemvalue="com.android.annotations.Nullable" />
+          <item index="11" class="java.lang.String" itemvalue="org.eclipse.jdt.annotation.Nullable" />
+          <item index="12" class="java.lang.String" itemvalue="io.reactivex.annotations.Nullable" />
+          <item index="13" class="java.lang.String" itemvalue="io.reactivex.rxjava3.annotations.Nullable" />
         </list>
       </value>
     </option>
     <option name="myNotNulls">
       <value>
-        <list size="9">
+        <list size="13">
           <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
           <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
           <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
@@ -31,11 +35,15 @@
           <item index="6" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.NonNull" />
           <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullDecl" />
           <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullType" />
+          <item index="9" class="java.lang.String" itemvalue="com.android.annotations.NonNull" />
+          <item index="10" class="java.lang.String" itemvalue="org.eclipse.jdt.annotation.NonNull" />
+          <item index="11" class="java.lang.String" itemvalue="io.reactivex.annotations.NonNull" />
+          <item index="12" class="java.lang.String" itemvalue="io.reactivex.rxjava3.annotations.NonNull" />
         </list>
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="false" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/.idea/modules.xml b/.idea/modules.xml
index a7b8a83..6b4596d 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,8 +3,8 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/StateProgressBar.iml" filepath="$PROJECT_DIR$/StateProgressBar.iml" />
-      <module fileurl="file://$PROJECT_DIR$/sample/sample.iml" filepath="$PROJECT_DIR$/sample/sample.iml" />
-      <module fileurl="file://$PROJECT_DIR$/stateprogressbar/stateprogressbar.iml" filepath="$PROJECT_DIR$/stateprogressbar/stateprogressbar.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/sample/StateProgressBar.sample.iml" filepath="$PROJECT_DIR$/.idea/modules/sample/StateProgressBar.sample.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/stateprogressbar/StateProgressBar.stateprogressbar.iml" filepath="$PROJECT_DIR$/.idea/modules/stateprogressbar/StateProgressBar.stateprogressbar.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/modules/sample/StateProgressBar.sample.iml b/.idea/modules/sample/StateProgressBar.sample.iml
new file mode 100644
index 0000000..dbbb641
--- /dev/null
+++ b/.idea/modules/sample/StateProgressBar.sample.iml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.id=":sample" external.linked.project.path="$MODULE_DIR$/../../../sample" external.root.project.path="$MODULE_DIR$/../../.." external.system.id="GRADLE" external.system.module.group="StateProgressBar" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="android-gradle" name="Android-Gradle">
+      <configuration>
+        <option name="GRADLE_PROJECT_PATH" value=":sample" />
+        <option name="LAST_SUCCESSFUL_SYNC_AGP_VERSION" value="4.2.2" />
+        <option name="LAST_KNOWN_AGP_VERSION" value="4.2.2" />
+      </configuration>
+    </facet>
+    <facet type="android" name="Android">
+      <configuration>
+        <option name="SELECTED_BUILD_VARIANT" value="debug" />
+        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
+        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
+        <afterSyncTasks>
+          <task>generateDebugSources</task>
+        </afterSyncTasks>
+        <option name="ALLOW_USER_CONFIGURATION" value="false" />
+        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
+        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
+        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/../../../sample/src/main/res;file://$MODULE_DIR$/../../../sample/src/debug/res;file://$MODULE_DIR$/../../../sample/build/generated/res/rs/debug;file://$MODULE_DIR$/../../../sample/build/generated/res/resValues/debug" />
+        <option name="TEST_RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/../../../sample/src/androidTest/res;file://$MODULE_DIR$/../../../sample/src/androidTestDebug/res;file://$MODULE_DIR$/../../../sample/build/generated/res/rs/androidTest/debug;file://$MODULE_DIR$/../../../sample/build/generated/res/resValues/androidTest/debug" />
+        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
+    <output url="file://$MODULE_DIR$/../../../sample/build/intermediates/javac/debug/classes" />
+    <output-test url="file://$MODULE_DIR$/../../../sample/build/intermediates/javac/debugUnitTest/classes" />
+    <exclude-output />
+    <content url="file://$MODULE_DIR$/../../../sample">
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/src/androidTest/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/src/main/assets" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/src/main/res" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/build/generated/res/resValues/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../sample/build/generated/ap_generated_sources/debug/out" isTestSource="false" generated="true" />
+      <excludeFolder url="file://$MODULE_DIR$/../../../sample/.gradle" />
+      <excludeFolder url="file://$MODULE_DIR$/../../../sample/build" />
+    </content>
+    <orderEntry type="jdk" jdkName="Android API 30 Platform" jdkType="Android SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Gradle: androidx.collection:collection:1.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-common:2.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.arch.core:core-common:2.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.annotation:annotation:1.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.appcompat:appcompat:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.recyclerview:recyclerview:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.fragment:fragment:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.vectordrawable:vectordrawable-animated:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.legacy:legacy-support-core-ui:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.legacy:legacy-support-core-utils:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.vectordrawable:vectordrawable:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.loader:loader:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.viewpager:viewpager:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.coordinatorlayout:coordinatorlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.drawerlayout:drawerlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.slidingpanelayout:slidingpanelayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.customview:customview:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.swiperefreshlayout:swiperefreshlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.asynclayoutinflater:asynclayoutinflater:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.core:core:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.versionedparcelable:versionedparcelable:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.cursoradapter:cursoradapter:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-runtime:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.documentfile:documentfile:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.localbroadcastmanager:localbroadcastmanager:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.print:print:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-viewmodel:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.interpolator:interpolator:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-livedata:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-livedata-core:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.arch.core:core-runtime:2.0.0@aar" level="project" />
+    <orderEntry type="module" module-name="StateProgressBar.stateprogressbar" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/modules/stateprogressbar/StateProgressBar.stateprogressbar.iml b/.idea/modules/stateprogressbar/StateProgressBar.stateprogressbar.iml
new file mode 100644
index 0000000..de82fca
--- /dev/null
+++ b/.idea/modules/stateprogressbar/StateProgressBar.stateprogressbar.iml
@@ -0,0 +1,77 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.id=":stateprogressbar" external.linked.project.path="$MODULE_DIR$/../../../stateprogressbar" external.root.project.path="$MODULE_DIR$/../../.." external.system.id="GRADLE" external.system.module.group="StateProgressBar" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="android-gradle" name="Android-Gradle">
+      <configuration>
+        <option name="GRADLE_PROJECT_PATH" value=":stateprogressbar" />
+        <option name="LAST_SUCCESSFUL_SYNC_AGP_VERSION" value="4.2.2" />
+        <option name="LAST_KNOWN_AGP_VERSION" value="4.2.2" />
+      </configuration>
+    </facet>
+    <facet type="android" name="Android">
+      <configuration>
+        <option name="SELECTED_BUILD_VARIANT" value="debug" />
+        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
+        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
+        <afterSyncTasks>
+          <task>generateDebugSources</task>
+        </afterSyncTasks>
+        <option name="ALLOW_USER_CONFIGURATION" value="false" />
+        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
+        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
+        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/../../../stateprogressbar/src/main/res;file://$MODULE_DIR$/../../../stateprogressbar/src/debug/res;file://$MODULE_DIR$/../../../stateprogressbar/build/generated/res/rs/debug;file://$MODULE_DIR$/../../../stateprogressbar/build/generated/res/resValues/debug" />
+        <option name="TEST_RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/../../../stateprogressbar/src/androidTest/res;file://$MODULE_DIR$/../../../stateprogressbar/src/androidTestDebug/res;file://$MODULE_DIR$/../../../stateprogressbar/build/generated/res/rs/androidTest/debug;file://$MODULE_DIR$/../../../stateprogressbar/build/generated/res/resValues/androidTest/debug" />
+        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
+        <option name="PROJECT_TYPE" value="1" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
+    <output url="file://$MODULE_DIR$/../../../stateprogressbar/build/intermediates/javac/debug/classes" />
+    <output-test url="file://$MODULE_DIR$/../../../stateprogressbar/build/intermediates/javac/debugUnitTest/classes" />
+    <exclude-output />
+    <content url="file://$MODULE_DIR$/../../../stateprogressbar">
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/src/androidTest/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/src/main/assets" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/src/main/res" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/build/generated/res/resValues/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/../../../stateprogressbar/build/generated/ap_generated_sources/debug/out" isTestSource="false" generated="true" />
+      <excludeFolder url="file://$MODULE_DIR$/../../../stateprogressbar/.gradle" />
+      <excludeFolder url="file://$MODULE_DIR$/../../../stateprogressbar/build" />
+    </content>
+    <orderEntry type="jdk" jdkName="Android API 30 Platform" jdkType="Android SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Gradle: androidx.collection:collection:1.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-common:2.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.arch.core:core-common:2.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.annotation:annotation:1.0.0" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.appcompat:appcompat:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.fragment:fragment:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.vectordrawable:vectordrawable-animated:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.legacy:legacy-support-core-ui:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.legacy:legacy-support-core-utils:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.vectordrawable:vectordrawable:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.loader:loader:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.viewpager:viewpager:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.coordinatorlayout:coordinatorlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.drawerlayout:drawerlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.slidingpanelayout:slidingpanelayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.customview:customview:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.swiperefreshlayout:swiperefreshlayout:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.asynclayoutinflater:asynclayoutinflater:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.core:core:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.versionedparcelable:versionedparcelable:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.cursoradapter:cursoradapter:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-runtime:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.documentfile:documentfile:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.localbroadcastmanager:localbroadcastmanager:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.print:print:1.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-viewmodel:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-livedata:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.lifecycle:lifecycle-livedata-core:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.arch.core:core-runtime:2.0.0@aar" level="project" />
+    <orderEntry type="library" name="Gradle: androidx.interpolator:interpolator:1.0.0@aar" level="project" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
index 7f68460..e497da9 100644
--- a/.idea/runConfigurations.xml
+++ b/.idea/runConfigurations.xml
@@ -3,6 +3,7 @@
   <component name="RunConfigurationProducerService">
     <option name="ignoredProducers">
       <set>
+        <option value="com.android.tools.idea.compose.preview.runconfiguration.ComposePreviewRunConfigurationProducer" />
         <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" />
diff --git a/StateProgressBar.iml b/StateProgressBar.iml
index 2ad27de..7f1aeac 100644
--- a/StateProgressBar.iml
+++ b/StateProgressBar.iml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id="StateProgressBar" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" type="JAVA_MODULE" version="4">
+<module external.linked.project.id="StateProgressBar" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" external.system.module.group="" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
   <component name="FacetManager">
     <facet type="java-gradle" name="Java-Gradle">
       <configuration>
@@ -8,10 +8,11 @@
       </configuration>
     </facet>
   </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="true">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.gradle" />
+      <excludeFolder url="file://$MODULE_DIR$/build" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
diff --git a/build.gradle b/build.gradle
index 80fc77f..53f1245 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,13 +2,13 @@
 
 buildscript {
     repositories {
-        jcenter()
         google()
+        mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
-        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.4'
-        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
+        classpath 'com.android.tools.build:gradle:4.2.2'
+//        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.4'
+//        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
@@ -16,7 +16,7 @@ buildscript {
 
 allprojects {
     repositories {
-        jcenter()
         google()
+        mavenCentral()
     }
 }
diff --git a/gradle.properties b/gradle.properties
index 7975d4b..8c4b033 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,3 +15,5 @@
 #Wed Jul 05 13:59:29 BRT 2017
 # Remove this sometimes to resolve gradle issue
 
+android.enableJetifier=true
+android.useAndroidX=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 662e1af..0ae01fc 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
diff --git a/sample/build.gradle b/sample/build.gradle
index bb7a93d..736fd88 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 30
 
     defaultConfig {
         applicationId "com.kofigyan.stateprogressbarsample"
-        minSdkVersion 14
-        targetSdkVersion 26
+        minSdkVersion 19
+        targetSdkVersion 30
         versionCode 1
         versionName "1.1"
     }
@@ -19,8 +19,7 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:26.1.0'
-    compile 'com.android.support:recyclerview-v7:26.1.0'
-    compile project(":stateprogressbar")
+    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.recyclerview:recyclerview:1.0.0'
+    implementation project(":stateprogressbar")
 }
diff --git a/sample/sample.iml b/sample/sample.iml
deleted file mode 100644
index 90929cc..0000000
--- a/sample/sample.iml
+++ /dev/null
@@ -1,134 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id=":sample" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" type="JAVA_MODULE" version="4">
-  <component name="FacetManager">
-    <facet type="android-gradle" name="Android-Gradle">
-      <configuration>
-        <option name="GRADLE_PROJECT_PATH" value=":sample" />
-      </configuration>
-    </facet>
-    <facet type="android" name="Android">
-      <configuration>
-        <option name="SELECTED_BUILD_VARIANT" value="debug" />
-        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
-        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
-        <afterSyncTasks>
-          <task>generateDebugSources</task>
-        </afterSyncTasks>
-        <option name="ALLOW_USER_CONFIGURATION" value="false" />
-        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
-        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
-        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/src/main/res" />
-        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
-      </configuration>
-    </facet>
-  </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7">
-    <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
-    <output-test url="file://$MODULE_DIR$/build/intermediates/classes/test/debug" />
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/test/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/not_namespaced_r_class_sources" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/source/r" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/build-info" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/builds" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/check-manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-classes" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-runtime-classes" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-verifier" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant-run-resources" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant-run-support" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/javaPrecompile" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jniLibs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/lint" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/manifests" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/prebuild" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/reload-dex" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/shaders" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/split-apk" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/splits-support" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/transforms" />
-      <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
-    </content>
-    <orderEntry type="jdk" jdkName="Android API 26 Platform" jdkType="Android SDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:runtime:1.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-fragment:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:common:1.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:appcompat-v7:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-utils:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-vector-drawable:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.core:common:1.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:recyclerview-v7:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-v4:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-compat:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-ui:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-annotations:26.1.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:animated-vector-drawable:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-media-compat:26.1.0@aar" level="project" />
-    <orderEntry type="module" module-name="stateprogressbar" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseActivity.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseActivity.java
index e9c5030..bc9976d 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseActivity.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseActivity.java
@@ -1,14 +1,12 @@
 package com.kofigyan.stateprogressbarsample;
 
 import android.app.Activity;
-import android.support.v4.content.ContextCompat;
+import androidx.core.content.ContextCompat;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.widget.Toast;
 
 import com.kofigyan.stateprogressbar.StateProgressBar;
-import com.kofigyan.stateprogressbar.components.StateItem;
-import com.kofigyan.stateprogressbar.listeners.OnStateItemClickListener;
 
 /**
  * Created by Kofi Gyan on 7/22/2016.
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseDescriptionActivity.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseDescriptionActivity.java
index 00f8065..882b2f5 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseDescriptionActivity.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/BaseDescriptionActivity.java
@@ -1,13 +1,8 @@
 package com.kofigyan.stateprogressbarsample;
 
-import android.support.v4.content.ContextCompat;
+import androidx.core.content.ContextCompat;
 import android.view.Menu;
 import android.view.MenuItem;
-import android.widget.Toast;
-
-import com.kofigyan.stateprogressbar.StateProgressBar;
-import com.kofigyan.stateprogressbar.components.StateItem;
-import com.kofigyan.stateprogressbar.listeners.OnStateItemClickListener;
 
 
 /**
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/ListBaseActivity.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/ListBaseActivity.java
index 5760362..9a02a1f 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/ListBaseActivity.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/ListBaseActivity.java
@@ -3,9 +3,9 @@
 import android.app.Activity;
 import android.content.Intent;
 import android.net.Uri;
-import android.support.v7.widget.DefaultItemAnimator;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
+import androidx.recyclerview.widget.DefaultItemAnimator;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.Menu;
 import android.view.MenuItem;
 
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/ApiFeatureAdapter.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/ApiFeatureAdapter.java
index 5e99564..cbe6499 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/ApiFeatureAdapter.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/ApiFeatureAdapter.java
@@ -2,7 +2,7 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.v7.widget.RecyclerView;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/StatesListAdapter.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/StatesListAdapter.java
index 2d1795c..960416f 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/StatesListAdapter.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/adapter/StatesListAdapter.java
@@ -2,7 +2,7 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.v7.widget.RecyclerView;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -15,7 +15,6 @@
 
 import static com.kofigyan.stateprogressbarsample.not_stateprogressbar.utils.Constants.ASCENDING;
 import static com.kofigyan.stateprogressbarsample.not_stateprogressbar.utils.Constants.DESCENDING;
-import static com.kofigyan.stateprogressbarsample.not_stateprogressbar.utils.Constants.IS_DESCENDING_ASCENDING_OPTIONS;
 
 /**
  * Created by Kofi Gyan on 7/12/2016.
diff --git a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/custom/DividerItemDecoration.java b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/custom/DividerItemDecoration.java
index 13f773d..5d93197 100644
--- a/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/custom/DividerItemDecoration.java
+++ b/sample/src/main/java/com/kofigyan/stateprogressbarsample/not_stateprogressbar/custom/DividerItemDecoration.java
@@ -5,8 +5,8 @@
 import android.graphics.Canvas;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 import android.view.View;
 
 
diff --git a/sample/src/main/res/layout/activity_main.xml b/sample/src/main/res/layout/activity_main.xml
index 410a501..f165f48 100644
--- a/sample/src/main/res/layout/activity_main.xml
+++ b/sample/src/main/res/layout/activity_main.xml
@@ -5,7 +5,7 @@
     android:paddingTop="@dimen/activity_vertical_margin"
     android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
 
-    <android.support.v7.widget.RecyclerView
+    <androidx.recyclerview.widget.RecyclerView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:id="@+id/rv"
diff --git a/sample/src/main/res/layout/activity_states_list.xml b/sample/src/main/res/layout/activity_states_list.xml
index 41756d8..d9ba688 100644
--- a/sample/src/main/res/layout/activity_states_list.xml
+++ b/sample/src/main/res/layout/activity_states_list.xml
@@ -5,7 +5,7 @@
     android:paddingTop="@dimen/activity_vertical_margin"
     android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".StatesListActivity">
 
-    <android.support.v7.widget.RecyclerView
+    <androidx.recyclerview.widget.RecyclerView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:id="@+id/rv"
diff --git a/stateprogressbar/build.gradle b/stateprogressbar/build.gradle
index 976c02a..1f25d2c 100644
--- a/stateprogressbar/build.gradle
+++ b/stateprogressbar/build.gradle
@@ -24,11 +24,11 @@ ext {
 }
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 30
 
     defaultConfig {
-        minSdkVersion 14
-        targetSdkVersion 26
+        minSdkVersion 19
+        targetSdkVersion 30
         versionCode 1
         versionName "1.0"
     }
@@ -41,9 +41,8 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'androidx.appcompat:appcompat:1.0.0'
 }
 
-apply from: 'https://raw.githubusercontent.com/kofigyan/JCenter/master/installv1.gradle'
-apply from: 'https://raw.githubusercontent.com/kofigyan/JCenter/master/bintrayv1.gradle'
+//apply from: 'https://raw.githubusercontent.com/kofigyan/JCenter/master/installv1.gradle'
+//apply from: 'https://raw.githubusercontent.com/kofigyan/JCenter/master/bintrayv1.gradle'
diff --git a/stateprogressbar/src/main/java/com/kofigyan/stateprogressbar/StateProgressBar.java b/stateprogressbar/src/main/java/com/kofigyan/stateprogressbar/StateProgressBar.java
index 4b83045..a98c1ed 100644
--- a/stateprogressbar/src/main/java/com/kofigyan/stateprogressbar/StateProgressBar.java
+++ b/stateprogressbar/src/main/java/com/kofigyan/stateprogressbar/StateProgressBar.java
@@ -7,7 +7,7 @@
 import android.graphics.Typeface;
 import android.os.Bundle;
 import android.os.Parcelable;
-import android.support.v4.content.ContextCompat;
+import androidx.core.content.ContextCompat;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 import android.view.View;
diff --git a/stateprogressbar/stateprogressbar.iml b/stateprogressbar/stateprogressbar.iml
deleted file mode 100644
index 1fe002e..0000000
--- a/stateprogressbar/stateprogressbar.iml
+++ /dev/null
@@ -1,122 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id=":stateprogressbar" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" type="JAVA_MODULE" version="4">
-  <component name="FacetManager">
-    <facet type="android-gradle" name="Android-Gradle">
-      <configuration>
-        <option name="GRADLE_PROJECT_PATH" value=":stateprogressbar" />
-      </configuration>
-    </facet>
-    <facet type="android" name="Android">
-      <configuration>
-        <option name="SELECTED_BUILD_VARIANT" value="debug" />
-        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
-        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
-        <afterSyncTasks>
-          <task>generateDebugSources</task>
-        </afterSyncTasks>
-        <option name="ALLOW_USER_CONFIGURATION" value="false" />
-        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
-        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
-        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/src/main/res" />
-        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
-        <option name="PROJECT_TYPE" value="1" />
-      </configuration>
-    </facet>
-  </component>
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7">
-    <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
-    <output-test url="file://$MODULE_DIR$/build/intermediates/classes/test/debug" />
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/debug" isTestSource="false" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/debug" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/androidTest/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/resValues/androidTest/debug" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/apt/test/debug" isTestSource="true" generated="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/debug/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/testDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTestDebug/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/res" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/assets" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/aidl" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/not_namespaced_r_class_sources" />
-      <excludeFolder url="file://$MODULE_DIR$/build/generated/source/r" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/attr" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/bundles" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/check-manifest" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/intermediate-jars" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/javaPrecompile" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jniLibs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/lint" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/manifests" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/shaders" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/transforms" />
-      <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
-    </content>
-    <orderEntry type="jdk" jdkName="Android API 26 Platform" jdkType="Android SDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:runtime:1.0.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-fragment:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.lifecycle:common:1.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:appcompat-v7:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-utils:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-vector-drawable:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: android.arch.core:common:1.0.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-v4:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-compat:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-core-ui:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-annotations:26.1.0@jar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:animated-vector-drawable:26.1.0@aar" level="project" />
-    <orderEntry type="library" name="Gradle: com.android.support:support-media-compat:26.1.0@aar" level="project" />
-  </component>
-</module>
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