├── .gitignore ├── .idea ├── assetWizardSettings.xml ├── codeStyles │ └── Project.xml ├── gradle.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── CONTRIBUTING.md ├── LICENSE ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── keyframeanimationdemo │ │ └── ExampleInstrumentedTest.kt │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── keyframeanimationdemo │ │ │ ├── activity │ │ │ ├── MainActivity.kt │ │ │ ├── circularpositioning │ │ │ │ └── CircularPositioning.kt │ │ │ ├── collpasingtoolbar │ │ │ │ └── CollapsingToolbarActivity.kt │ │ │ ├── keyframeanimation │ │ │ │ ├── KeyFrameAnimationActivity.kt │ │ │ │ └── ShoppingKeyFrameAnimation.kt │ │ │ └── parallax │ │ │ │ └── ParallaxEffectActivity.kt │ │ │ ├── adapter │ │ │ └── Adapter.kt │ │ │ └── utils │ │ │ ├── AnimationHelper.kt │ │ │ ├── CollapsibleConstraintLayout.kt │ │ │ └── NestedConstraintLayout.kt │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ ├── background.webp │ │ ├── background_image.jpg │ │ ├── blue_button.xml │ │ ├── broken_glass.png │ │ ├── button_background.xml │ │ ├── button_bg.xml │ │ ├── chip_background.png │ │ ├── earth.png │ │ ├── edit_text_background.xml │ │ ├── fifth_bg.jpg │ │ ├── fourth_bg.jpg │ │ ├── gradient.xml │ │ ├── ic_add_24dp.xml │ │ ├── ic_close_24dp.xml │ │ ├── ic_format_align_right_white_24dp.xml │ │ ├── ic_launcher_background.xml │ │ ├── ic_notifications_black_24dp.xml │ │ ├── ic_remove_24dp.xml │ │ ├── ic_search_black_24dp.xml │ │ ├── ic_shopping_cart_black_24dp.xml │ │ ├── image_top_round_corner.xml │ │ ├── jordan_ultra.jpg │ │ ├── layout_bg.xml │ │ ├── mars.png │ │ ├── one_bg.jpg │ │ ├── profile_avatar.png │ │ ├── profile_image.jpg │ │ ├── saturn.png │ │ ├── selected_button_bg.xml │ │ ├── sun.png │ │ ├── three_bg.jpg │ │ └── two_bg.jpg │ │ ├── font │ │ └── poppins.xml │ │ ├── layout │ │ ├── activity_collapsing_toolbar.xml │ │ ├── activity_key_frame_animation.xml │ │ ├── activity_main.xml │ │ ├── activity_orbits.xml │ │ ├── activity_parallax_effect.xml │ │ ├── activity_shopping_key_frame_animation.xml │ │ ├── detail.xml │ │ ├── item_parallax_layout.xml │ │ ├── layout_closed_toolbar.xml │ │ ├── layout_orbits_details.xml │ │ ├── layout_shopping_activity_invisble_size.xml │ │ ├── layout_shopping_activity_select_size.xml │ │ ├── second_activity_layout_swipe_up.xml │ │ └── toolbar_layout.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ └── values │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── font_certs.xml │ │ ├── preloaded_fonts.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── keyframeanimationdemo │ └── ExampleUnitTest.kt ├── build.gradle ├── gif ├── Circular_Positioning.gif ├── ShoppingKeyframeAnimation.gif ├── collapsing toolbar.gif ├── parallax_effect.gif └── shoopin_key_frame_animation.gif ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── keyframeanimation.gif └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | # Built application files 2 | *.apk 3 | *.ap_ 4 | 5 | # Files for the ART/Dalvik VM 6 | *.dex 7 | 8 | # Java class files 9 | *.class 10 | 11 | # Generated files 12 | bin/ 13 | gen/ 14 | out/ 15 | 16 | # Gradle files 17 | .gradle/ 18 | build/ 19 | 20 | # Local configuration file (sdk path, etc) 21 | local.properties 22 | 23 | # Proguard folder generated by Eclipse 24 | proguard/ 25 | 26 | # Log Files 27 | *.log 28 | 29 | # Android Studio Navigation editor temp files 30 | .navigation/ 31 | 32 | # Android Studio captures folder 33 | captures/ 34 | 35 | # IntelliJ 36 | *.iml 37 | .idea/workspace.xml 38 | .idea/tasks.xml 39 | .idea/gradle.xml 40 | .idea/assetWizardSettings.xml 41 | .idea/dictionaries 42 | .idea/libraries 43 | .idea/caches 44 | .idea/vcs.xml 45 | .idea/jsLibraryMappings.xml 46 | 47 | # Keystore files 48 | # Uncomment the following line if you do not want to check your keystore files in. 49 | #*.jks 50 | 51 | # External native build folder generated in Android Studio 2.2 and later 52 | .externalNativeBuild 53 | 54 | # Google Services (e.g. APIs or Firebase) 55 | google-services.json 56 | 57 | # Crashlytics plugin (for Android Studio and IntelliJ) 58 | com_crashlytics_export_strings.xml 59 | crashlytics.properties 60 | crashlytics-build.properties 61 | fabric.properties -------------------------------------------------------------------------------- /.idea/assetWizardSettings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 51 | 52 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 15 | 16 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 27 | 28 | 29 | 30 | 31 | 32 | 34 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /CONTRIBUTING.md: -------------------------------------------------------------------------------- 1 | # 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-------------------------------------------------------------------------------- 1 | # Animations Using ConstraintLayout 2 | Simple and Complex animation that can be implemented easily using the Constraint layout. 3 | 4 | Developed with ❤️ using [**Kotlin**](https://kotlinlang.org/) :muscle: and [**ConstraintLayout**](https://constraintlayout.com/) 5 | 6 | # Preview 7 | 8 | | Keyframe animation | Shopping Keyframe animation | Collapsing toolbar | 9 | | ------------------ | --------------------------- | ------------------ | 10 | | Screenshot | Screenshot | Screenshot | 11 | 12 | | Parallax Effect | 13 | | --------------- | 14 | | Screenshot | 15 | 16 | | Circular Positioning | 17 | | -------------------- | 18 | | Screenshot | 19 | 20 | # Resources 21 | 22 | [Keyframe animations with ConstraintLayout and ConstraintSet](https://www.youtube.com/watch?v=OHcfs6rStRo) 23 | 24 | [ConstraintLayout: Circular Positioning](https://medium.com/devnibbles/constraintlayout-circular-positioning-9489b11cb0e5) 25 | 26 | # How to contribute? 27 | 28 | Check out contribution guidelines 👉[CONTRIBUTING.md](https://github.com/ibhavikmakwana/Constraint-Layout-Animations/blob/master/CONTRIBUTING.md) 29 | 30 | # Developed by 31 | 32 | Bhavik Makwana [linkedin](https://www.linkedin.com/in/ibhavikmakwana/) [Twitter](https://twitter.com/ibhavikmakwana) 33 | 34 | # Credits 35 | 36 | I have used [Ramotion's design](https://www.uplabs.com/posts/shopping-app-interactions) concept for the animation of shopping layout 37 | 38 | # License 39 | 40 | The contents of this repository are covered under the [Apache License 2.0](https://github.com/ibhavikmakwana/KeyFrameAnimationDemo/blob/master/LICENSE). 41 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | apply plugin: 'kotlin-android' 4 | 5 | apply plugin: 'kotlin-android-extensions' 6 | 7 | android { 8 | compileSdkVersion 27 9 | defaultConfig { 10 | applicationId "com.constraintanimationdemo" 11 | minSdkVersion 19 12 | targetSdkVersion 27 13 | versionCode 1 14 | versionName "1.0" 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | } 17 | buildTypes { 18 | release { 19 | minifyEnabled false 20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 21 | } 22 | } 23 | } 24 | 25 | ext { 26 | supportLibraryVersion = '27.1.1' 27 | } 28 | 29 | dependencies { 30 | implementation fileTree(include: ['*.jar'], dir: 'libs') 31 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 32 | testImplementation 'junit:junit:4.12' 33 | androidTestImplementation 'com.android.support.test:runner:1.0.1' 34 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1' 35 | implementation "com.android.support:appcompat-v7:$supportLibraryVersion" 36 | implementation "com.android.support:cardview-v7:$supportLibraryVersion" 37 | implementation "com.android.support:design:$supportLibraryVersion" 38 | implementation "com.android.support.constraint:constraint-layout:1.1.0" 39 | } 40 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/keyframeanimationdemo/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo 2 | 3 | import android.support.test.InstrumentationRegistry 4 | import android.support.test.runner.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getTargetContext() 22 | assertEquals("com.constraintanimationdemo", appContext.packageName) 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 22 | 23 | 26 | 27 | 30 | 33 | 36 | 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity 2 | 3 | import android.os.Bundle 4 | import android.support.v7.app.AppCompatActivity 5 | import android.view.View 6 | import com.keyframeanimationdemo.R 7 | import com.keyframeanimationdemo.activity.circularpositioning.CircularPositioning 8 | import com.keyframeanimationdemo.activity.collpasingtoolbar.CollapsingToolbarActivity 9 | import com.keyframeanimationdemo.activity.keyframeanimation.KeyFrameAnimationActivity 10 | import com.keyframeanimationdemo.activity.keyframeanimation.ShoppingKeyFrameAnimation 11 | import com.keyframeanimationdemo.activity.parallax.ParallaxEffectActivity 12 | import kotlinx.android.synthetic.main.activity_main.* 13 | 14 | class MainActivity : AppCompatActivity(), View.OnClickListener { 15 | 16 | override fun onCreate(savedInstanceState: Bundle?) { 17 | super.onCreate(savedInstanceState) 18 | setContentView(R.layout.activity_main) 19 | tv_one.setOnClickListener(this) 20 | tv_two.setOnClickListener(this) 21 | tv_collapsing_toolbar.setOnClickListener(this) 22 | tv_parallax_effect.setOnClickListener(this) 23 | tv_circular_positioning.setOnClickListener(this) 24 | } 25 | 26 | override fun onClick(view: View?) { 27 | when (view?.id) { 28 | R.id.tv_one -> { 29 | KeyFrameAnimationActivity.launchActivity(this) 30 | } 31 | R.id.tv_two -> { 32 | ShoppingKeyFrameAnimation.launchActivity(this) 33 | } 34 | R.id.tv_collapsing_toolbar -> { 35 | CollapsingToolbarActivity.launchActivity(this) 36 | } 37 | R.id.tv_parallax_effect -> { 38 | ParallaxEffectActivity.launchActivity(this) 39 | } 40 | R.id.tv_circular_positioning -> { 41 | CircularPositioning.launchActivity(this) 42 | } 43 | } 44 | } 45 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/circularpositioning/CircularPositioning.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity.circularpositioning 2 | 3 | import android.animation.ValueAnimator 4 | import android.content.Context 5 | import android.content.Intent 6 | import android.os.Bundle 7 | import android.support.annotation.LayoutRes 8 | import android.support.constraint.ConstraintLayout 9 | import android.support.constraint.ConstraintSet 10 | import android.support.transition.TransitionManager 11 | import android.support.v7.app.AppCompatActivity 12 | import android.view.animation.LinearInterpolator 13 | import android.widget.ImageView 14 | import com.keyframeanimationdemo.R 15 | import kotlinx.android.synthetic.main.activity_orbits.* 16 | import java.util.concurrent.TimeUnit 17 | 18 | 19 | class CircularPositioning : AppCompatActivity() { 20 | 21 | /** 22 | * Call this method to launch the activity. 23 | */ 24 | companion object { 25 | fun launchActivity(context: Context) { 26 | val intent = Intent(context, CircularPositioning::class.java) 27 | context.startActivity(intent) 28 | } 29 | } 30 | 31 | override fun onCreate(savedInstanceState: Bundle?) { 32 | super.onCreate(savedInstanceState) 33 | setContentView(R.layout.activity_orbits) 34 | 35 | 36 | val earthAnimator = animatePlanet(earth_image, TimeUnit.SECONDS.toMillis(2)) 37 | val marsAnimator = animatePlanet(mars_image, TimeUnit.SECONDS.toMillis(6)) 38 | val saturnAnimator = animatePlanet(saturn_image, TimeUnit.SECONDS.toMillis(12)) 39 | 40 | updateConstraints(R.layout.activity_orbits) 41 | startAnimation(earthAnimator, marsAnimator, saturnAnimator) 42 | 43 | var show = true 44 | sun_image.setOnClickListener({ 45 | show = if (show) { 46 | cancelAnim(earthAnimator, marsAnimator, saturnAnimator) 47 | updateConstraints(R.layout.layout_orbits_details) 48 | false 49 | } else { 50 | startAnimation(earthAnimator, marsAnimator, saturnAnimator) 51 | updateConstraints(R.layout.activity_orbits) 52 | true 53 | } 54 | }) 55 | } 56 | 57 | private fun updateConstraints(@LayoutRes id: Int) { 58 | val newConstraintSet = ConstraintSet() 59 | newConstraintSet.clone(this, id) 60 | newConstraintSet.applyTo(root) 61 | TransitionManager.beginDelayedTransition(root) 62 | } 63 | 64 | private fun cancelAnim(earthAnimator: ValueAnimator, marsAnimator: ValueAnimator, saturnAnimator: ValueAnimator) { 65 | earthAnimator.cancel() 66 | marsAnimator.cancel() 67 | saturnAnimator.cancel() 68 | } 69 | 70 | private fun startAnimation(earthAnimator: ValueAnimator, marsAnimator: ValueAnimator, saturnAnimator: ValueAnimator) { 71 | earthAnimator.start() 72 | marsAnimator.start() 73 | saturnAnimator.start() 74 | } 75 | 76 | private fun animatePlanet(planet: ImageView?, orbitDuration: Long): ValueAnimator { 77 | val anim = ValueAnimator.ofInt(0, 359) 78 | anim.addUpdateListener { valueAnimator -> 79 | val value = valueAnimator.animatedValue as Int 80 | val layoutParams = planet?.layoutParams as ConstraintLayout.LayoutParams 81 | layoutParams.circleAngle = value.toFloat() 82 | planet.layoutParams = layoutParams 83 | anim.duration = orbitDuration 84 | anim.interpolator = LinearInterpolator() 85 | anim.repeatMode = ValueAnimator.RESTART 86 | anim.repeatCount = ValueAnimator.INFINITE 87 | } 88 | return anim 89 | } 90 | } 91 | -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/collpasingtoolbar/CollapsingToolbarActivity.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity.collpasingtoolbar 2 | 3 | import android.content.Context 4 | import android.content.Intent 5 | import android.os.Bundle 6 | import android.support.v7.app.AppCompatActivity 7 | import com.keyframeanimationdemo.R 8 | 9 | class CollapsingToolbarActivity : AppCompatActivity() { 10 | 11 | /** 12 | * Call this method to launch the activity. 13 | */ 14 | companion object { 15 | fun launchActivity(context: Context) { 16 | val intent = Intent(context, CollapsingToolbarActivity::class.java) 17 | context.startActivity(intent) 18 | } 19 | } 20 | 21 | override fun onCreate(savedInstanceState: Bundle?) { 22 | super.onCreate(savedInstanceState) 23 | setContentView(R.layout.activity_collapsing_toolbar) 24 | } 25 | } 26 | -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/keyframeanimation/KeyFrameAnimationActivity.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity.keyframeanimation 2 | 3 | import android.content.Context 4 | import android.content.Intent 5 | import android.os.Bundle 6 | import android.support.constraint.ConstraintSet 7 | import android.support.v7.app.AppCompatActivity 8 | import android.transition.ChangeBounds 9 | import android.transition.TransitionManager 10 | import android.view.animation.AnticipateOvershootInterpolator 11 | import com.keyframeanimationdemo.R 12 | import kotlinx.android.synthetic.main.activity_key_frame_animation.* 13 | 14 | class KeyFrameAnimationActivity : AppCompatActivity() { 15 | 16 | 17 | /** 18 | * Call this method to launch the activity. 19 | */ 20 | companion object { 21 | fun launchActivity(context: Context) { 22 | val intent = Intent(context, KeyFrameAnimationActivity::class.java) 23 | context.startActivity(intent) 24 | } 25 | } 26 | 27 | override fun onCreate(savedInstanceState: Bundle?) { 28 | super.onCreate(savedInstanceState) 29 | setContentView(R.layout.activity_key_frame_animation) 30 | 31 | var show = false 32 | iv_background_image.setOnClickListener { 33 | show = if (show) { 34 | hideComponents() 35 | false 36 | } else { 37 | showComponents() 38 | true 39 | } 40 | } 41 | } 42 | 43 | private fun showComponents() { 44 | val constraintSet = ConstraintSet() 45 | constraintSet.clone(this, R.layout.detail) 46 | val transition = ChangeBounds() 47 | transition.interpolator = AnticipateOvershootInterpolator(1.0f) 48 | transition.duration = 1200 49 | 50 | TransitionManager.beginDelayedTransition(constraint, transition) 51 | 52 | constraintSet.applyTo(constraint) 53 | } 54 | 55 | private fun hideComponents() { 56 | val constraintSet = ConstraintSet() 57 | constraintSet.clone(this, R.layout.activity_key_frame_animation) 58 | 59 | val transition = ChangeBounds() 60 | transition.interpolator = AnticipateOvershootInterpolator(1.0f) 61 | transition.duration = 1200 62 | 63 | TransitionManager.beginDelayedTransition(constraint, transition) 64 | 65 | constraintSet.applyTo(constraint) 66 | } 67 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/keyframeanimation/ShoppingKeyFrameAnimation.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity.keyframeanimation 2 | 3 | import android.annotation.SuppressLint 4 | import android.content.Context 5 | import android.content.Intent 6 | import android.os.Bundle 7 | import android.support.annotation.LayoutRes 8 | import android.support.constraint.ConstraintSet 9 | import android.support.transition.ChangeBounds 10 | import android.support.transition.TransitionManager 11 | import android.support.v7.app.AppCompatActivity 12 | import android.view.animation.OvershootInterpolator 13 | import com.keyframeanimationdemo.R 14 | import kotlinx.android.synthetic.main.layout_shopping_activity_select_size.* 15 | 16 | 17 | class ShoppingKeyFrameAnimation : AppCompatActivity() { 18 | 19 | /** 20 | * Call this method to launch the activity. 21 | */ 22 | companion object { 23 | fun launchActivity(context: Context) { 24 | val intent = Intent(context, ShoppingKeyFrameAnimation::class.java) 25 | context.startActivity(intent) 26 | } 27 | } 28 | 29 | override fun onCreate(savedInstanceState: Bundle?) { 30 | super.onCreate(savedInstanceState) 31 | setContentView(R.layout.activity_shopping_key_frame_animation) 32 | setupAnimations() 33 | } 34 | 35 | @SuppressLint("SetTextI18n") 36 | private fun setupAnimations() { 37 | var show = false 38 | btn_add_to_bag.setOnClickListener { 39 | show = if (show) { 40 | updateConstraints(R.layout.layout_shopping_activity_invisble_size) 41 | btn_add_to_bag.text = resources.getString(R.string.add_to_bag) + " $125" 42 | false 43 | } else { 44 | updateConstraints(R.layout.layout_shopping_activity_select_size) 45 | btn_add_to_bag.text = "SELECT SIZE" 46 | true 47 | } 48 | } 49 | } 50 | 51 | private fun updateConstraints(@LayoutRes id: Int) { 52 | val newConstraintSet = ConstraintSet() 53 | newConstraintSet.clone(this, id) 54 | newConstraintSet.applyTo(shopping_cc) 55 | val transition = ChangeBounds() 56 | transition.interpolator = OvershootInterpolator() 57 | transition.duration = 1200 58 | TransitionManager.beginDelayedTransition(shopping_cc, transition) 59 | } 60 | } 61 | 62 | //inline fun ConstraintLayout.updateParams(constraintSet: ConstraintSet = ConstraintSet(), updates: ConstraintSet.() -> Unit) { 63 | // constraintSet.clone(this) 64 | // constraintSet.updates() 65 | // constraintSet.applyTo(this) 66 | //} -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/activity/parallax/ParallaxEffectActivity.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.activity.parallax 2 | 3 | import android.content.Context 4 | import android.content.Intent 5 | import android.os.Bundle 6 | import android.support.constraint.ConstraintLayout 7 | import android.support.constraint.Guideline 8 | import android.support.v7.app.AppCompatActivity 9 | import android.support.v7.widget.LinearLayoutManager 10 | import android.support.v7.widget.PagerSnapHelper 11 | import android.support.v7.widget.RecyclerView 12 | import android.view.WindowManager 13 | import com.keyframeanimationdemo.R 14 | import com.keyframeanimationdemo.adapter.Adapter 15 | import kotlinx.android.synthetic.main.activity_parallax_effect.* 16 | 17 | 18 | class ParallaxEffectActivity : AppCompatActivity() { 19 | 20 | /** 21 | * Call this method to launch the activity. 22 | */ 23 | companion object { 24 | fun launchActivity(context: Context) { 25 | val intent = Intent(context, ParallaxEffectActivity::class.java) 26 | context.startActivity(intent) 27 | } 28 | } 29 | 30 | override fun onCreate(savedInstanceState: Bundle?) { 31 | super.onCreate(savedInstanceState) 32 | setContentView(R.layout.activity_parallax_effect) 33 | setFullScreen() 34 | 35 | val images = arrayOf(R.drawable.one_bg, R.drawable.two_bg, R.drawable.three_bg, R.drawable.fourth_bg, R.drawable.fifth_bg) 36 | 37 | val layoutManager = LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, false) 38 | 39 | val snapHelper = PagerSnapHelper() 40 | snapHelper.attachToRecyclerView(recycler_view) 41 | 42 | recycler_view.layoutManager = layoutManager 43 | recycler_view.adapter = Adapter(this, images) 44 | 45 | recycler_view.addOnScrollListener(object : RecyclerView.OnScrollListener() { 46 | override fun onScrolled(recyclerView: RecyclerView?, dx: Int, dy: Int) { 47 | super.onScrolled(recyclerView, dx, dy) 48 | val manager = recyclerView!!.layoutManager as LinearLayoutManager 49 | val position = manager.findFirstVisibleItemPosition() 50 | val lastPosition = manager.findLastVisibleItemPosition() 51 | val offSet = recyclerView.computeHorizontalScrollOffset() 52 | for (i in 0..lastPosition - position) { 53 | val layout = manager.findViewByPosition(position + i) as ConstraintLayout 54 | val guideline = layout.findViewById(R.id.guideline2) 55 | val params = guideline.layoutParams as ConstraintLayout.LayoutParams 56 | val w = recyclerView.width 57 | val deltaPos = offSet - (position + i) * w 58 | val percent = deltaPos / w.toFloat() 59 | params.guidePercent = Math.max(0.3f, Math.min(0.7f, 0.5f - percent)) 60 | guideline.layoutParams = params 61 | } 62 | } 63 | }) 64 | } 65 | 66 | private fun setFullScreen() { 67 | window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN) 68 | } 69 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/adapter/Adapter.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.adapter 2 | 3 | import android.content.Context 4 | import android.support.v4.content.ContextCompat 5 | import android.support.v7.widget.RecyclerView 6 | import android.view.LayoutInflater 7 | import android.view.View 8 | import android.view.ViewGroup 9 | import com.keyframeanimationdemo.R 10 | import kotlinx.android.synthetic.main.item_parallax_layout.view.* 11 | 12 | /** 13 | * Created by Bhavik Makwana on 30-03-2018. 14 | */ 15 | class Adapter(context: Context, images: Array) : RecyclerView.Adapter() { 16 | 17 | private var mImages: Array 18 | private var mContext: Context? = null 19 | 20 | init { 21 | mContext = context 22 | mImages = images 23 | 24 | } 25 | 26 | override fun getItemCount(): Int { 27 | return 5 28 | } 29 | 30 | override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder { 31 | return ViewHolder(LayoutInflater.from(parent.context).inflate(R.layout.item_parallax_layout, parent, false)) 32 | } 33 | 34 | override fun onBindViewHolder(holder: ViewHolder, position: Int) { 35 | val image = mImages[position] 36 | holder.imageView.setImageDrawable(ContextCompat.getDrawable(this.mContext!!, image)) 37 | } 38 | 39 | inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) { 40 | var imageView = itemView.iv_background_chip!! 41 | } 42 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/utils/AnimationHelper.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.utils 2 | 3 | import android.animation.ObjectAnimator 4 | import android.view.View 5 | 6 | class AnimationHelper(view: View) { 7 | private var initialValue = 0 8 | private var target = view 9 | 10 | init { 11 | initialValue = target.top 12 | } 13 | 14 | fun evaluate() { 15 | if (initialValue != target.top) { 16 | val delta = (initialValue - target.top).toFloat() 17 | val anim = ObjectAnimator.ofFloat(target, "translationX", delta, 0f) 18 | anim.duration = 400 19 | anim.start() 20 | initialValue = target.top 21 | } 22 | } 23 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/utils/CollapsibleConstraintLayout.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.utils 2 | 3 | import android.animation.Animator 4 | import android.animation.ObjectAnimator 5 | import android.content.Context 6 | import android.support.constraint.ConstraintLayout 7 | import android.support.constraint.ConstraintSet 8 | import android.support.design.widget.AppBarLayout 9 | import android.util.AttributeSet 10 | import android.view.View 11 | import android.widget.ImageView 12 | import android.widget.TextView 13 | import com.keyframeanimationdemo.R 14 | 15 | /** 16 | * Created by Bhavik Makwana on 13-03-2018. 17 | */ 18 | 19 | class CollapsibleConstraintLayout : ConstraintLayout, AppBarLayout.OnOffsetChangedListener { 20 | 21 | constructor(context: Context) : this(context, null) 22 | constructor(context: Context, attrs: AttributeSet?) : this(context, attrs, 0) 23 | constructor(context: Context, attrs: AttributeSet?, defStyleAttribute: Int) : super(context, attrs, defStyleAttribute) 24 | 25 | 26 | private var mTransitionThreshold = 0.35f 27 | private var mLastPosition: Int = 0 28 | private var mToolBarOpen = true 29 | 30 | private val mOpenToolBarSet: ConstraintSet = ConstraintSet() 31 | private val mCloseToolBarSet: ConstraintSet = ConstraintSet() 32 | private var mBackground: ImageView? = null 33 | private var mTitle: TextView? = null 34 | private var mIcon: ImageView? = null 35 | private var mTranslationTitle: AnimationHelper? = null 36 | private var mTranslationIcon: AnimationHelper? = null 37 | private var showImageAnimator: Animator? = null 38 | private var hideImageAnimator: Animator? = null 39 | 40 | override fun onAttachedToWindow() { 41 | super.onAttachedToWindow() 42 | if (parent is AppBarLayout) { 43 | val appBarLayout = parent as AppBarLayout 44 | appBarLayout.addOnOffsetChangedListener(this) 45 | mOpenToolBarSet.clone(context, R.layout.toolbar_layout) 46 | mCloseToolBarSet.clone(context, R.layout.layout_closed_toolbar) 47 | 48 | mBackground = findViewById(R.id.iv_product_image) 49 | mTitle = findViewById(R.id.tv_title) 50 | mIcon = findViewById(R.id.iv_icon) 51 | showImageAnimator = ObjectAnimator.ofFloat(mBackground, "alpha", 0f, 1f) 52 | showImageAnimator?.duration = 600 53 | hideImageAnimator = ObjectAnimator.ofFloat(mBackground, "alpha", 1f, 0f) 54 | hideImageAnimator?.duration = 600 55 | } 56 | } 57 | 58 | override fun onOffsetChanged(appBarLayout: AppBarLayout?, verticalOffset: Int) { 59 | if (mLastPosition == verticalOffset) { 60 | return 61 | } 62 | mLastPosition = verticalOffset 63 | val progress = Math.abs(verticalOffset / appBarLayout?.height?.toFloat()!!) 64 | 65 | val params = layoutParams as AppBarLayout.LayoutParams 66 | params.topMargin = -verticalOffset 67 | layoutParams = params 68 | 69 | if (mToolBarOpen && progress > mTransitionThreshold) { 70 | mCloseToolBarSet.applyTo(this) 71 | hideImageAnimator?.start() 72 | mToolBarOpen = false 73 | } else if (!mToolBarOpen && progress < mTransitionThreshold) { 74 | mOpenToolBarSet.applyTo(this) 75 | showImageAnimator?.start() 76 | mToolBarOpen = true 77 | } 78 | } 79 | 80 | override fun onLayout(changed: Boolean, left: Int, top: Int, right: Int, bottom: Int) { 81 | super.onLayout(changed, left, top, right, bottom) 82 | if (mTitle != null && mTranslationTitle == null) { 83 | mTranslationTitle = AnimationHelper(mTitle!!) 84 | } 85 | if (mIcon != null && mTranslationIcon == null) { 86 | mTranslationIcon = AnimationHelper(mIcon!!) 87 | } 88 | mTranslationTitle?.evaluate() 89 | mTranslationIcon?.evaluate() 90 | } 91 | 92 | class AnimationHelper(view: View) { 93 | private var initialValue = 0 94 | private var target = view 95 | 96 | init { 97 | initialValue = target.left 98 | } 99 | 100 | fun evaluate() { 101 | if (initialValue != target.left) { 102 | val delta = (initialValue - target.left).toFloat() 103 | val anim = ObjectAnimator.ofFloat(target, "translationX", delta, 0f) 104 | anim.duration = 400 105 | anim.start() 106 | initialValue = target.left 107 | } 108 | } 109 | } 110 | } -------------------------------------------------------------------------------- /app/src/main/java/com/keyframeanimationdemo/utils/NestedConstraintLayout.kt: -------------------------------------------------------------------------------- 1 | package com.keyframeanimationdemo.utils 2 | 3 | import android.annotation.SuppressLint 4 | import android.content.Context 5 | import android.support.annotation.LayoutRes 6 | import android.support.constraint.ConstraintLayout 7 | import android.support.constraint.ConstraintSet 8 | import android.util.AttributeSet 9 | import android.widget.Button 10 | import android.widget.ImageView 11 | import android.widget.TextView 12 | import com.keyframeanimationdemo.R 13 | 14 | /** 15 | * Created by Bhavik Makwana on 19-04-2018. 16 | */ 17 | class NestedConstraintLayout : ConstraintLayout { 18 | constructor(context: Context) : this(context, null) 19 | constructor(context: Context, attrs: AttributeSet?) : this(context, attrs, 0) 20 | constructor(context: Context, attrs: AttributeSet?, defStyleAttribute: Int) : super(context, attrs, defStyleAttribute) 21 | 22 | private val mHideSet: ConstraintSet = ConstraintSet() 23 | private val mShowSet: ConstraintSet = ConstraintSet() 24 | private var mBtnAddToBag: Button? = null 25 | 26 | 27 | private var mProductImage: ImageView? = null 28 | private var mProductName: TextView? = null 29 | private var mProductDesc: TextView? = null 30 | private var mSelectSize: TextView? = null 31 | private var mSize: Button? = null 32 | 33 | private var mTranslationProductImage: AnimationHelper? = null 34 | private var mTranslationProductName: AnimationHelper? = null 35 | private var mTranslationProductDesc: AnimationHelper? = null 36 | private var mTranslationSelecteSize: AnimationHelper? = null 37 | private var mTranslationSize: AnimationHelper? = null 38 | 39 | 40 | override fun onAttachedToWindow() { 41 | super.onAttachedToWindow() 42 | mHideSet.clone(context, R.layout.layout_shopping_activity_invisble_size) 43 | mShowSet.clone(context, R.layout.layout_shopping_activity_select_size) 44 | mBtnAddToBag = findViewById(R.id.btn_add_to_bag) 45 | mProductImage = findViewById(R.id.iv_product_image) 46 | mProductName = findViewById(R.id.tv_product_name) 47 | mProductDesc = findViewById(R.id.tv_product_desc) 48 | mSelectSize = findViewById(R.id.tv_select_size) 49 | mSize = findViewById(R.id.size) 50 | 51 | setupAnimations() 52 | } 53 | 54 | 55 | @SuppressLint("SetTextI18n") 56 | private fun setupAnimations() { 57 | var show = false 58 | mBtnAddToBag?.setOnClickListener { 59 | show = if (show) { 60 | updateConstraints(R.layout.activity_shopping_key_frame_animation) 61 | mBtnAddToBag?.text = resources.getString(R.string.add_to_bag) + " $125" 62 | false 63 | } else { 64 | updateConstraints(R.layout.layout_shopping_activity_select_size) 65 | mBtnAddToBag?.text = "SELECT SIZE" 66 | true 67 | } 68 | } 69 | } 70 | 71 | private fun updateConstraints(@LayoutRes id: Int) { 72 | // val newConstraintSet = ConstraintSet() 73 | // newConstraintSet.clone(context, id) 74 | // newConstraintSet.applyTo(shopping_cc) 75 | // val transition = ChangeBounds() 76 | // transition.interpolator = OvershootInterpolator() 77 | // transition.duration = 1200 78 | // TransitionManager.beginDelayedTransition(shopping_cc, transition) 79 | 80 | if (mProductImage != null && mTranslationProductImage == null) { 81 | mTranslationProductImage = AnimationHelper(mProductImage!!) 82 | } 83 | if (mProductName != null && mTranslationProductName == null) { 84 | mTranslationProductName = AnimationHelper(mProductName!!) 85 | } 86 | if (mProductDesc != null && mTranslationProductDesc == null) { 87 | mTranslationProductDesc = AnimationHelper(mProductDesc!!) 88 | } 89 | if (mSelectSize != null && mTranslationSelecteSize == null) { 90 | mTranslationSelecteSize = AnimationHelper(mSelectSize!!) 91 | } 92 | if (mSize != null && mTranslationSize == null) { 93 | mTranslationSize = AnimationHelper(mSize!!) 94 | } 95 | 96 | mTranslationProductImage?.evaluate() 97 | mTranslationProductName?.evaluate() 98 | mTranslationProductDesc?.evaluate() 99 | mTranslationSelecteSize?.evaluate() 100 | mTranslationSize?.evaluate() 101 | } 102 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/background.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibhavikmakwana/Constraint-Layout-Animations/6cb008b48ab6256c46796bbc4cf39121b63a7849/app/src/main/res/drawable/background.webp 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/app/src/main/res/drawable/earth.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibhavikmakwana/Constraint-Layout-Animations/6cb008b48ab6256c46796bbc4cf39121b63a7849/app/src/main/res/drawable/earth.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/edit_text_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 13 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/fifth_bg.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibhavikmakwana/Constraint-Layout-Animations/6cb008b48ab6256c46796bbc4cf39121b63a7849/app/src/main/res/drawable/fifth_bg.jpg -------------------------------------------------------------------------------- /app/src/main/res/drawable/fourth_bg.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ibhavikmakwana/Constraint-Layout-Animations/6cb008b48ab6256c46796bbc4cf39121b63a7849/app/src/main/res/drawable/fourth_bg.jpg -------------------------------------------------------------------------------- /app/src/main/res/drawable/gradient.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_add_24dp.xml: -------------------------------------------------------------------------------- 1 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_close_24dp.xml: -------------------------------------------------------------------------------- 1 | 7 | 10 | 11 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_format_align_right_white_24dp.xml: -------------------------------------------------------------------------------- 1 | 7 | 10 | 11 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 11 | 16 | 21 | 26 | 31 | 36 | 41 | 46 | 51 | 56 | 61 | 66 | 71 | 76 | 81 | 86 | 91 | 96 | 101 | 106 | 111 | 116 | 121 | 126 | 131 | 136 | 141 | 146 | 151 | 156 | 161 | 166 | 171 | 172 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_notifications_black_24dp.xml: -------------------------------------------------------------------------------- 1 | 6 | 9 | 10 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_remove_24dp.xml: -------------------------------------------------------------------------------- 1 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_search_black_24dp.xml: -------------------------------------------------------------------------------- 1 | 6 | 9 | 10 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_shopping_cart_black_24dp.xml: -------------------------------------------------------------------------------- 1 | 6 | 9 | 10 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/image_top_round_corner.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/jordan_ultra.jpg: 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-------------------------------------------------------------------------------- /app/src/main/res/layout/activity_collapsing_toolbar.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 17 | 18 | 19 | 20 | 21 | 22 | 26 | 27 | 33 | 34 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_key_frame_animation.xml: -------------------------------------------------------------------------------- 1 | 2 | 11 | 12 | 22 | 23 | 36 | 37 | 50 | 51 | 57 | 58 | 72 | 73 | 74 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 15 | 16 | 23 | 24 | 32 | 33 | 41 | 42 | 50 | 51 | 59 | 60 | 68 | 69 | 77 | 78 | 86 | 87 | 95 | 96 | 104 | 105 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_orbits.xml: -------------------------------------------------------------------------------- 1 | 2 | 11 | 12 | 21 | 22 | 30 | 31 | 39 | 40 | 48 | 49 | 55 | 56 | 62 | 63 | 69 | 70 | 76 | 77 | 83 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_parallax_effect.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 19 | 20 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_shopping_key_frame_animation.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /app/src/main/res/layout/detail.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 21 | 22 | 35 | 36 | 49 | 50 | 56 | 57 | 71 | 72 | -------------------------------------------------------------------------------- /app/src/main/res/layout/item_parallax_layout.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 21 | 22 | 25 | 26 | 32 | 33 | 42 | 43 | 53 | 54 | 63 | 64 | 65 | 66 | -------------------------------------------------------------------------------- /app/src/main/res/layout/layout_closed_toolbar.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 21 | 22 | 39 | -------------------------------------------------------------------------------- /app/src/main/res/layout/layout_orbits_details.xml: -------------------------------------------------------------------------------- 1 | 2 | 11 | 12 | 18 | 19 | 27 | 28 | 37 | 38 | 47 | 48 | 57 | 58 | 67 | 68 | 77 | 78 | 87 | 88 | 97 | 98 | -------------------------------------------------------------------------------- /app/src/main/res/layout/layout_shopping_activity_invisble_size.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 19 | 20 | 33 | 34 | 46 | 47 | 57 | 58 |