├── .gitignore ├── .idea ├── assetWizardSettings.xml ├── compiler.xml ├── encodings.xml ├── gradle.xml ├── inspectionProfiles │ └── Project_Default.xml ├── jarRepositories.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── CHANGELOG.md ├── CircleIndicator.iml ├── LICENSE ├── LoopingViewPager ├── .gitignore ├── README.md ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ └── java │ └── com │ └── imbryk │ └── viewPager │ ├── LoopPagerAdapterWrapper.java │ └── LoopViewPager.java ├── README.md ├── apk └── sample.apk ├── build.gradle ├── circleindicator ├── .gitignore ├── build.gradle ├── gradle.properties ├── proguard-rules.pro ├── src │ └── main │ │ ├── AndroidManifest.xml │ │ ├── java │ │ └── me │ │ │ └── relex │ │ │ └── circleindicator │ │ │ ├── BaseCircleIndicator.java │ │ │ ├── CircleIndicator.java │ │ │ ├── CircleIndicator2.java │ │ │ ├── CircleIndicator3.java │ │ │ ├── Config.java │ │ │ └── SnackbarBehavior.java │ │ └── res │ │ ├── animator │ │ └── scale_with_alpha.xml │ │ ├── drawable │ │ └── white_radius.xml │ │ └── values │ │ └── attrs.xml ├── upload-jcenter.gradle ├── upload-maven-plugin.gradle └── upload-maven.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── sample ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── me │ │ └── relex │ │ └── circleindicator │ │ └── sample │ │ ├── LoopRecyclerAdapter.java │ │ ├── SampleActivity.java │ │ ├── SamplePagerAdapter.java │ │ ├── SampleRecyclerAdapter.java │ │ └── fragment │ │ ├── ChangeDrawableFragment.java │ │ ├── CustomAnimationFragment.java │ │ ├── DefaultFragment.java │ │ ├── DynamicAdapterFragment.java │ │ ├── LoopRecyclerViewFragment.java │ │ ├── LoopViewPagerFragment.java │ │ ├── RecyclerViewFragment.java │ │ ├── ResetAdapterFragment.java │ │ ├── SnackbarBehaviorFragment.java │ │ └── ViewPager2Fragment.java │ └── res │ ├── animator │ ├── indicator_animator.xml │ ├── indicator_animator_reverse.xml │ └── indicator_no_animator.xml │ ├── drawable-v24 │ └── ic_launcher_foreground.xml │ ├── drawable │ ├── black_radius.xml │ ├── black_radius_square.xml │ ├── ic_launcher_background.xml │ └── white_radius.xml │ ├── layout │ ├── activity_sample.xml │ ├── fragment_sample_change_drawable.xml │ ├── fragment_sample_custom_animation.xml │ ├── fragment_sample_default.xml │ ├── fragment_sample_dynamic_adapter.xml │ ├── fragment_sample_loop_recycer_view.xml │ ├── fragment_sample_loop_viewpager.xml │ ├── fragment_sample_recycler_view.xml │ ├── fragment_sample_reset_adapter.xml │ ├── fragment_sample_snackbar_behavior.xml │ ├── fragment_sample_viewpager2.xml │ └── item_view.xml │ ├── mipmap-anydpi-v26 │ └── ic_launcher.xml │ ├── mipmap-hdpi │ └── ic_launcher.png │ ├── mipmap-mdpi │ └── ic_launcher.png │ ├── mipmap-xhdpi │ └── ic_launcher.png │ ├── mipmap-xxhdpi │ └── ic_launcher.png │ ├── mipmap-xxxhdpi │ └── ic_launcher.png │ └── values │ ├── colors.xml │ ├── ids.xml │ ├── strings.xml │ └── styles.xml ├── screenshot.gif └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | /.idea/caches 7 | /.idea/dictionaries 8 | .DS_Store 9 | /build -------------------------------------------------------------------------------- /.idea/assetWizardSettings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | -------------------------------------------------------------------------------- /.idea/encodings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 22 | 23 | -------------------------------------------------------------------------------- /.idea/inspectionProfiles/Project_Default.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 36 | -------------------------------------------------------------------------------- /.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | 24 | 25 | 29 | 30 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 33 | 34 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 91 | 110 | 111 | 112 | 113 | 114 | 115 | 117 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /CHANGELOG.md: -------------------------------------------------------------------------------- 1 | ChangeLog 2 | -------- 3 | ##### 2.X 4 | * [Releases](https://github.com/ongakuer/CircleIndicator/releases) 5 | 6 | ##### 1.2.2 7 | * Fix bug ([#69](https://github.com/ongakuer/CircleIndicator/issues/69)) 8 | * Add SnackbarBehavior ([@daniellAlgar](https://github.com/daniellAlgar)) 9 | 10 | ##### 1.2.1 11 | * Fix bug ([#57](https://github.com/ongakuer/CircleIndicator/issues/57)), Rename properties: ```orientation```->```ci_orientation``` , ```gravity```->```ci_gravity``` 12 | 13 | ##### 1.2.0 14 | * Add properties : ```orientation```(default:horizontal) ， ```gravity```(default:center) 15 | * Remove auto register DataSetObserver. [#54](https://github.com/ongakuer/CircleIndicator/issues/54) 16 | 17 | Please change like this if you used dynamic adapter: 18 | ```java 19 | viewpager.setAdapter(mAdapter); 20 | indicator.setViewPager(viewpager); 21 | mAdapter.registerDataSetObserver(indicator.getDataSetObserver()); 22 | ``` 23 | 24 | ##### 1.1.9 (2016-04-16) 25 | * Fix bug ([#51](https://github.com/ongakuer/CircleIndicator/issues/51)) 26 | * Add Reset Adapter Sample 27 | * Add LoopViewPager Sample 28 | 29 | ##### 1.1.8 (2016-01-15) 30 | * Fix bug ([#43](https://github.com/ongakuer/CircleIndicator/pull/43)) 31 | 32 | ##### 1.1.7 (2015-12-21) 33 | * Fix bug ([#41](https://github.com/ongakuer/CircleIndicator/issues/41)) 34 | 35 | ##### 1.1.6 (2015-12-03) 36 | * Support Dynamic Adapter 37 | * Fix bugs 38 | * Rewrite Samples 39 | 40 | ##### 1.1.5 (2015-06-28) 41 | * Fix bug ([#22](https://github.com/ongakuer/CircleIndicator/issues/22)) 42 | 43 | ##### 1.1.4 (2015-06-03) 44 | * Fix bug ([#17](https://github.com/ongakuer/CircleIndicator/issues/17)) 45 | * SetOnPageChangeListener is deprecated, Please use ViewPager addOnPageChangeListener (v4 support lirbray revision 22.2.0) 46 | * ```minSdkVersion="11"``` 47 | 48 | ##### 1.1.3 (2015-04-15) 49 | * Fix bug ([#12](https://github.com/ongakuer/CircleIndicator/issues/12)) 50 | 51 | ##### 1.1.2 (2015-03-10) 52 | * Fix bug ([#9](https://github.com/ongakuer/CircleIndicator/pull/9)) 53 | * Add a property : ```ci_drawable_unselected``` ([#6](https://github.com/ongakuer/CircleIndicator/pull/6)) 54 | 55 | ##### 1.1.1 (2015-01-08) 56 | * Fix default animator 57 | * Add a property : ```ci_animator_reverse``` 58 | 59 | ##### 1.1.0 (2014-12-29) 60 | * Remove NineOldAndroids dependency 61 | * ```minSdkVersion="14"``` 62 | 63 | ##### 1.0.0 (2014-08-01) 64 | * Initial release. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /LoopingViewPager/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /LoopingViewPager/README.md: -------------------------------------------------------------------------------- 1 | [LoopingViewPager](https://github.com/imbryk/LoopingViewPager) 2 | ================ 3 | 4 | An android ViewPager extension allowing infinite scrolling. 5 | -------------------------------------------------------------------------------- /LoopingViewPager/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 29 5 | 6 | defaultConfig { 7 | minSdkVersion 14 8 | targetSdkVersion 29 9 | versionCode 1 10 | versionName "1.0" 11 | } 12 | buildTypes { 13 | release { 14 | minifyEnabled false 15 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 16 | } 17 | } 18 | compileOptions { 19 | sourceCompatibility = '1.8' 20 | targetCompatibility = '1.8' 21 | } 22 | } 23 | 24 | dependencies { 25 | implementation 'androidx.viewpager:viewpager:1.0.0' 26 | implementation 'androidx.fragment:fragment:1.2.5' 27 | } 28 | -------------------------------------------------------------------------------- /LoopingViewPager/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Users/relex/android-sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /LoopingViewPager/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /LoopingViewPager/src/main/java/com/imbryk/viewPager/LoopPagerAdapterWrapper.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 Leszek Mzyk 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.imbryk.viewPager; 17 | 18 | import android.os.Parcelable; 19 | import androidx.annotation.NonNull; 20 | import androidx.fragment.app.FragmentPagerAdapter; 21 | import androidx.fragment.app.FragmentStatePagerAdapter; 22 | import androidx.viewpager.widget.PagerAdapter; 23 | import android.util.SparseArray; 24 | import android.view.View; 25 | import android.view.ViewGroup; 26 | 27 | public class LoopPagerAdapterWrapper extends PagerAdapter { 28 | 29 | private final PagerAdapter mAdapter; 30 | 31 | private SparseArray mToDestroy = new SparseArray<>(); 32 | 33 | private static final boolean DEFAULT_BOUNDARY_CASHING = true; 34 | private static final boolean DEFAULT_BOUNDARY_LOOPING = true; 35 | 36 | private boolean mBoundaryCaching = DEFAULT_BOUNDARY_CASHING; 37 | private boolean mBoundaryLooping = DEFAULT_BOUNDARY_LOOPING; 38 | 39 | void setBoundaryCaching(boolean flag) { 40 | mBoundaryCaching = flag; 41 | } 42 | 43 | void setBoundaryLooping(boolean flag) { 44 | mBoundaryLooping = flag; 45 | } 46 | 47 | LoopPagerAdapterWrapper(PagerAdapter adapter) { 48 | this.mAdapter = adapter; 49 | } 50 | 51 | @Override public void notifyDataSetChanged() { 52 | mToDestroy = new SparseArray<>(); 53 | super.notifyDataSetChanged(); 54 | } 55 | 56 | int toRealPosition(int position) { 57 | int realPosition = position; 58 | int realCount = getRealCount(); 59 | if (realCount == 0) { 60 | return 0; 61 | } 62 | if (mBoundaryLooping) { 63 | realPosition = (position - 1) % realCount; 64 | if (realPosition < 0) { 65 | realPosition += realCount; 66 | } 67 | } 68 | 69 | return realPosition; 70 | } 71 | 72 | public int toInnerPosition(int realPosition) { 73 | int position = (realPosition + 1); 74 | return mBoundaryLooping ? position : realPosition; 75 | } 76 | 77 | private int getRealFirstPosition() { 78 | return mBoundaryLooping ? 1 : 0; 79 | } 80 | 81 | private int getRealLastPosition() { 82 | return getRealFirstPosition() + getRealCount() - 1; 83 | } 84 | 85 | @Override public int getCount() { 86 | int count = getRealCount(); 87 | return mBoundaryLooping ? count + 2 : count; 88 | } 89 | 90 | public int getRealCount() { 91 | return mAdapter.getCount(); 92 | } 93 | 94 | public PagerAdapter getRealAdapter() { 95 | return mAdapter; 96 | } 97 | 98 | @NonNull @Override public Object instantiateItem(@NonNull ViewGroup container, int position) { 99 | int realPosition = (mAdapter instanceof FragmentPagerAdapter 100 | || mAdapter instanceof FragmentStatePagerAdapter) ? position 101 | : toRealPosition(position); 102 | 103 | if (mBoundaryCaching) { 104 | ToDestroy toDestroy = mToDestroy.get(position); 105 | if (toDestroy != null) { 106 | mToDestroy.remove(position); 107 | return toDestroy.object; 108 | } 109 | } 110 | return mAdapter.instantiateItem(container, realPosition); 111 | } 112 | 113 | @Override 114 | public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) { 115 | int realFirst = getRealFirstPosition(); 116 | int realLast = getRealLastPosition(); 117 | int realPosition = (mAdapter instanceof FragmentPagerAdapter 118 | || mAdapter instanceof FragmentStatePagerAdapter) ? position 119 | : toRealPosition(position); 120 | 121 | if (mBoundaryCaching && (position == realFirst || position == realLast)) { 122 | mToDestroy.put(position, new ToDestroy(container, realPosition, object)); 123 | } else { 124 | mAdapter.destroyItem(container, realPosition, object); 125 | } 126 | } 127 | 128 | /* 129 | * Delegate rest of methods directly to the inner adapter. 130 | */ 131 | 132 | @Override public void finishUpdate(@NonNull ViewGroup container) { 133 | mAdapter.finishUpdate(container); 134 | } 135 | 136 | @Override public boolean isViewFromObject(@NonNull View view, @NonNull Object object) { 137 | return mAdapter.isViewFromObject(view, object); 138 | } 139 | 140 | @Override public void restoreState(Parcelable bundle, ClassLoader classLoader) { 141 | mAdapter.restoreState(bundle, classLoader); 142 | } 143 | 144 | @Override public Parcelable saveState() { 145 | return mAdapter.saveState(); 146 | } 147 | 148 | @Override public void startUpdate(@NonNull ViewGroup container) { 149 | mAdapter.startUpdate(container); 150 | } 151 | 152 | @Override 153 | public void setPrimaryItem(@NonNull ViewGroup container, int position, @NonNull Object object) { 154 | mAdapter.setPrimaryItem(container, position, object); 155 | } 156 | 157 | /* 158 | * End delegation 159 | */ 160 | 161 | /** 162 | * Container class for caching the boundary views 163 | */ 164 | static class ToDestroy { 165 | final ViewGroup container; 166 | final int position; 167 | final Object object; 168 | 169 | ToDestroy(ViewGroup container, int position, Object object) { 170 | this.container = container; 171 | this.position = position; 172 | this.object = object; 173 | } 174 | } 175 | } -------------------------------------------------------------------------------- /LoopingViewPager/src/main/java/com/imbryk/viewPager/LoopViewPager.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 Leszek Mzyk 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.imbryk.viewPager; 17 | 18 | import android.content.Context; 19 | import android.util.AttributeSet; 20 | import androidx.annotation.NonNull; 21 | import androidx.viewpager.widget.PagerAdapter; 22 | import androidx.viewpager.widget.ViewPager; 23 | import java.util.ArrayList; 24 | import java.util.List; 25 | 26 | public class LoopViewPager extends ViewPager { 27 | private static final boolean DEFAULT_BOUNDARY_CASHING = false; 28 | private static final boolean DEFAULT_BOUNDARY_LOOPING = true; 29 | 30 | private LoopPagerAdapterWrapper mAdapter; 31 | private boolean mBoundaryCaching = DEFAULT_BOUNDARY_CASHING; 32 | private boolean mBoundaryLooping = DEFAULT_BOUNDARY_LOOPING; 33 | private List mOnPageChangeListeners; 34 | 35 | /** 36 | * helper function which may be used when implementing FragmentPagerAdapter 37 | * 38 | * @return (position - 1)%count 39 | */ 40 | public static int toRealPosition(int position, int count) { 41 | position = position - 1; 42 | if (position < 0) { 43 | position += count; 44 | } else { 45 | position = position % count; 46 | } 47 | return position; 48 | } 49 | 50 | /** 51 | * If set to true, the boundary views (i.e. first and last) will never be 52 | * destroyed This may help to prevent "blinking" of some views 53 | */ 54 | public void setBoundaryCaching(boolean flag) { 55 | mBoundaryCaching = flag; 56 | if (mAdapter != null) { 57 | mAdapter.setBoundaryCaching(flag); 58 | } 59 | } 60 | 61 | public void setBoundaryLooping(boolean flag) { 62 | mBoundaryLooping = flag; 63 | if (mAdapter != null) { 64 | mAdapter.setBoundaryLooping(flag); 65 | } 66 | } 67 | 68 | @Override public void setAdapter(PagerAdapter adapter) { 69 | mAdapter = new LoopPagerAdapterWrapper(adapter); 70 | mAdapter.setBoundaryCaching(mBoundaryCaching); 71 | mAdapter.setBoundaryLooping(mBoundaryLooping); 72 | super.setAdapter(mAdapter); 73 | setCurrentItem(0, false); 74 | } 75 | 76 | @Override public PagerAdapter getAdapter() { 77 | return mAdapter != null ? mAdapter.getRealAdapter() : null; 78 | } 79 | 80 | @Override public int getCurrentItem() { 81 | return mAdapter != null ? mAdapter.toRealPosition(super.getCurrentItem()) : 0; 82 | } 83 | 84 | @Override public void setCurrentItem(int item, boolean smoothScroll) { 85 | int realItem = mAdapter.toInnerPosition(item); 86 | super.setCurrentItem(realItem, smoothScroll); 87 | } 88 | 89 | @Override public void setCurrentItem(int item) { 90 | if (getCurrentItem() != item) { 91 | setCurrentItem(item, true); 92 | } 93 | } 94 | 95 | @Override public void addOnPageChangeListener(@NonNull OnPageChangeListener listener) { 96 | if (mOnPageChangeListeners == null) { 97 | mOnPageChangeListeners = new ArrayList<>(); 98 | } 99 | mOnPageChangeListeners.add(listener); 100 | } 101 | 102 | @Override public void removeOnPageChangeListener(@NonNull OnPageChangeListener listener) { 103 | if (mOnPageChangeListeners != null) { 104 | mOnPageChangeListeners.remove(listener); 105 | } 106 | } 107 | 108 | @Override public void clearOnPageChangeListeners() { 109 | if (mOnPageChangeListeners != null) { 110 | mOnPageChangeListeners.clear(); 111 | } 112 | } 113 | 114 | public LoopViewPager(Context context) { 115 | super(context); 116 | init(context); 117 | } 118 | 119 | public LoopViewPager(Context context, AttributeSet attrs) { 120 | super(context, attrs); 121 | init(context); 122 | } 123 | 124 | private void init(Context context) { 125 | super.removeOnPageChangeListener(onPageChangeListener); 126 | super.addOnPageChangeListener(onPageChangeListener); 127 | } 128 | 129 | private final OnPageChangeListener onPageChangeListener = new OnPageChangeListener() { 130 | private float mPreviousOffset = -1; 131 | private float mPreviousPosition = -1; 132 | 133 | @Override public void onPageSelected(int position) { 134 | 135 | int realPosition = mAdapter.toRealPosition(position); 136 | if (mPreviousPosition != realPosition) { 137 | mPreviousPosition = realPosition; 138 | 139 | if (mOnPageChangeListeners != null) { 140 | for (int i = 0; i < mOnPageChangeListeners.size(); i++) { 141 | OnPageChangeListener listener = mOnPageChangeListeners.get(i); 142 | if (listener != null) { 143 | listener.onPageSelected(realPosition); 144 | } 145 | } 146 | } 147 | } 148 | } 149 | 150 | @Override 151 | public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { 152 | int realPosition = position; 153 | if (mAdapter != null) { 154 | realPosition = mAdapter.toRealPosition(position); 155 | 156 | if (positionOffset == 0 && mPreviousOffset == 0 && (position == 0 157 | || position == mAdapter.getCount() - 1)) { 158 | setCurrentItem(realPosition, false); 159 | } 160 | } 161 | 162 | mPreviousOffset = positionOffset; 163 | 164 | if (mOnPageChangeListeners != null) { 165 | for (int i = 0; i < mOnPageChangeListeners.size(); i++) { 166 | OnPageChangeListener listener = mOnPageChangeListeners.get(i); 167 | if (listener != null) { 168 | if (realPosition != mAdapter.getRealCount() - 1) { 169 | listener.onPageScrolled(realPosition, positionOffset, 170 | positionOffsetPixels); 171 | } else { 172 | if (positionOffset > .5) { 173 | listener.onPageScrolled(0, 0, 0); 174 | } else { 175 | listener.onPageScrolled(realPosition, 0, 0); 176 | } 177 | } 178 | } 179 | } 180 | } 181 | } 182 | 183 | @Override public void onPageScrollStateChanged(int state) { 184 | if (mAdapter != null) { 185 | int position = LoopViewPager.super.getCurrentItem(); 186 | int realPosition = mAdapter.toRealPosition(position); 187 | if (state == ViewPager.SCROLL_STATE_IDLE && (position == 0 188 | || position == mAdapter.getCount() - 1)) { 189 | setCurrentItem(realPosition, false); 190 | } 191 | } 192 | 193 | if (mOnPageChangeListeners != null) { 194 | for (int i = 0; i < mOnPageChangeListeners.size(); i++) { 195 | OnPageChangeListener listener = mOnPageChangeListeners.get(i); 196 | if (listener != null) { 197 | listener.onPageScrollStateChanged(state); 198 | } 199 | } 200 | } 201 | } 202 | }; 203 | } 204 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | CircleIndicator 2 | =============== 3 | A lightweight indicator like in nexus 5 launcher 4 | 5 | [ ![Download](https://api.bintray.com/packages/ongakuer/maven/CircleIndicator/images/download.svg) ](https://bintray.com/ongakuer/maven/CircleIndicator/_latestVersion) 6 | 7 | [![Maven Central](https://maven-badges.herokuapp.com/maven-central/me.relex/circleindicator/badge.svg)](https://maven-badges.herokuapp.com/maven-central/me.relex/circleindicator) 8 | 9 | 10 | 11 | 12 | 13 | Gradle 14 | ------------ 15 | 16 | 17 | ##### AndroidX 18 | ```groovy 19 | dependencies { 20 | implementation 'me.relex:circleindicator:2.1.6' 21 | } 22 | ``` 23 | 24 | ##### Android Support Library 25 | ```groovy 26 | dependencies { 27 | implementation 'me.relex:circleindicator:1.3.2' 28 | } 29 | ``` 30 | 31 | 32 | Usage 33 | -------- 34 | 35 | | Class | Widget | 36 | | --------------------------------------------- | ----------------------------- | 37 | | me.relex.circleindicator.CircleIndicator | ViewPager | 38 | | me.relex.circleindicator.CircleIndicator2 | RecyclerView | 39 | | me.relex.circleindicator.CircleIndicator3 | ViewPager2 *(AndroidX)* | 40 | 41 | 42 | 43 | 44 | ##### ViewPager (CircleIndicator) 45 | 46 | 47 | ```java 48 | ViewPager viewpager = (ViewPager) view.findViewById(R.id.viewpager); 49 | viewpager.setAdapter(adapter); 50 | 51 | CircleIndicator indicator = (CircleIndicator) view.findViewById(R.id.indicator); 52 | indicator.setViewPager(viewpager); 53 | 54 | // optional 55 | adapter.registerDataSetObserver(indicator.getDataSetObserver()); 56 | ``` 57 | 58 | 59 | ##### RecyclerView (CircleIndicator2) 60 | 61 | 62 | ```java 63 | RecyclerView recyclerView = view.findViewById(R.id.recycler_view); 64 | recyclerView.setLayoutManager(layoutManager); 65 | recyclerView.setAdapter(adapter); 66 | 67 | PagerSnapHelper pagerSnapHelper = new PagerSnapHelper(); 68 | pagerSnapHelper.attachToRecyclerView(recyclerView); 69 | 70 | CircleIndicator2 indicator = view.findViewById(R.id.indicator); 71 | indicator.attachToRecyclerView(recyclerView, pagerSnapHelper); 72 | 73 | // optional 74 | adapter.registerAdapterDataObserver(indicator.getAdapterDataObserver()); 75 | ``` 76 | 77 | 78 | ##### ViewPager2 (CircleIndicator3) 79 | 80 | ```java 81 | ViewPager2 viewpager = view.findViewById(R.id.viewpager); 82 | viewpager.setAdapter(mAdapter); 83 | 84 | CircleIndicator3 indicator = view.findViewById(R.id.indicator); 85 | indicator.setViewPager(viewpager); 86 | 87 | // optional 88 | adapter.registerAdapterDataObserver(indicator.getAdapterDataObserver()); 89 | ``` 90 | 91 | ##### Manual control 92 | ```java 93 | CircleIndicator indicator = view.findViewById(R.id.indicator); 94 | indicator.createIndicators(5,0); 95 | 96 | indicator.animatePageSelected(2) 97 | ``` 98 | 99 | 100 | 101 | XML Properties 102 | -------- 103 | 104 | ```xml 105 | 109 | ``` 110 | 111 | | Properties | Default Value | 112 | | ----------------------------- | ----------------------------- | 113 | | app:ci_width | 5dp | 114 | | app:ci_height | 5dp | 115 | | app:ci_margin | 5dp | 116 | | app:ci_drawable | R.drawable.white_radius | 117 | | app:ci_drawable_unselected | R.drawable.white_radius | 118 | | app:ci_animator | R.animator.scale_with_alpha | 119 | | app:ci_animator_reverse | 0 | 120 | | app:ci_orientation | horizontal | 121 | | app:ci_gravity | center | 122 | -------------------------------------------------------------------------------- /apk/sample.apk: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/apk/sample.apk -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | mavenCentral() 7 | google() 8 | } 9 | dependencies { 10 | classpath 'com.android.tools.build:gradle:4.1.2' 11 | // classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.5' 12 | } 13 | } 14 | 15 | allprojects { 16 | repositories { 17 | jcenter() 18 | mavenCentral() 19 | google() 20 | } 21 | } 22 | -------------------------------------------------------------------------------- /circleindicator/.gitignore: -------------------------------------------------------------------------------- 1 | /circleindicator.iml 2 | /build 3 | -------------------------------------------------------------------------------- /circleindicator/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | version = "2.1.6" 4 | 5 | android { 6 | compileSdkVersion 29 7 | 8 | defaultConfig { 9 | minSdkVersion 14 10 | targetSdkVersion 29 11 | versionCode 216 12 | versionName version 13 | } 14 | 15 | buildTypes { 16 | release { 17 | minifyEnabled false 18 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 19 | } 20 | } 21 | compileOptions { 22 | sourceCompatibility = '1.8' 23 | targetCompatibility = '1.8' 24 | } 25 | } 26 | 27 | dependencies { 28 | implementation 'androidx.core:core:1.3.2' 29 | implementation 'androidx.annotation:annotation:1.1.0' 30 | compileOnly 'androidx.viewpager:viewpager:1.0.0' 31 | compileOnly 'androidx.recyclerview:recyclerview:1.1.0' 32 | compileOnly 'com.google.android.material:material:1.2.1' 33 | compileOnly 'androidx.viewpager2:viewpager2:1.0.0' 34 | } 35 | 36 | //apply from: "upload-maven-plugin.gradle" -------------------------------------------------------------------------------- /circleindicator/gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Settings specified in this file will override any Gradle settings 5 | # configured through the IDE. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true 19 | 20 | POM_NAME=CircleIndicator 21 | POM_ARTIFACT_ID=circleindicator 22 | POM_PACKAGING=aar -------------------------------------------------------------------------------- /circleindicator/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Applications/Android Studio.app/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /circleindicator/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/BaseCircleIndicator.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.animation.Animator; 4 | import android.animation.AnimatorInflater; 5 | import android.annotation.TargetApi; 6 | import android.content.Context; 7 | import android.content.res.ColorStateList; 8 | import android.content.res.TypedArray; 9 | import android.graphics.drawable.Drawable; 10 | import android.os.Build; 11 | import android.util.AttributeSet; 12 | import android.util.TypedValue; 13 | import android.view.Gravity; 14 | import android.view.View; 15 | import android.view.animation.Interpolator; 16 | import android.widget.LinearLayout; 17 | import androidx.annotation.ColorInt; 18 | import androidx.annotation.DrawableRes; 19 | import androidx.annotation.Nullable; 20 | import androidx.core.content.ContextCompat; 21 | import androidx.core.graphics.drawable.DrawableCompat; 22 | import androidx.core.view.ViewCompat; 23 | 24 | class BaseCircleIndicator extends LinearLayout { 25 | 26 | private final static int DEFAULT_INDICATOR_WIDTH = 5; 27 | 28 | protected int mIndicatorMargin = -1; 29 | protected int mIndicatorWidth = -1; 30 | protected int mIndicatorHeight = -1; 31 | 32 | protected int mIndicatorBackgroundResId; 33 | protected int mIndicatorUnselectedBackgroundResId; 34 | 35 | protected ColorStateList mIndicatorTintColor; 36 | protected ColorStateList mIndicatorTintUnselectedColor; 37 | 38 | protected Animator mAnimatorOut; 39 | protected Animator mAnimatorIn; 40 | protected Animator mImmediateAnimatorOut; 41 | protected Animator mImmediateAnimatorIn; 42 | 43 | protected int mLastPosition = -1; 44 | 45 | @Nullable private IndicatorCreatedListener mIndicatorCreatedListener; 46 | 47 | public BaseCircleIndicator(Context context) { 48 | super(context); 49 | init(context, null); 50 | } 51 | 52 | public BaseCircleIndicator(Context context, AttributeSet attrs) { 53 | super(context, attrs); 54 | init(context, attrs); 55 | } 56 | 57 | public BaseCircleIndicator(Context context, AttributeSet attrs, int defStyleAttr) { 58 | super(context, attrs, defStyleAttr); 59 | init(context, attrs); 60 | } 61 | 62 | @TargetApi(Build.VERSION_CODES.LOLLIPOP) 63 | public BaseCircleIndicator(Context context, AttributeSet attrs, int defStyleAttr, 64 | int defStyleRes) { 65 | super(context, attrs, defStyleAttr, defStyleRes); 66 | init(context, attrs); 67 | } 68 | 69 | private void init(Context context, AttributeSet attrs) { 70 | Config config = handleTypedArray(context, attrs); 71 | initialize(config); 72 | 73 | if (isInEditMode()) { 74 | createIndicators(3, 1); 75 | } 76 | } 77 | 78 | private Config handleTypedArray(Context context, AttributeSet attrs) { 79 | Config config = new Config(); 80 | if (attrs == null) { 81 | return config; 82 | } 83 | TypedArray typedArray = 84 | context.obtainStyledAttributes(attrs, R.styleable.BaseCircleIndicator); 85 | config.width = 86 | typedArray.getDimensionPixelSize(R.styleable.BaseCircleIndicator_ci_width, -1); 87 | config.height = 88 | typedArray.getDimensionPixelSize(R.styleable.BaseCircleIndicator_ci_height, -1); 89 | config.margin = 90 | typedArray.getDimensionPixelSize(R.styleable.BaseCircleIndicator_ci_margin, -1); 91 | config.animatorResId = typedArray.getResourceId(R.styleable.BaseCircleIndicator_ci_animator, 92 | R.animator.scale_with_alpha); 93 | config.animatorReverseResId = 94 | typedArray.getResourceId(R.styleable.BaseCircleIndicator_ci_animator_reverse, 0); 95 | config.backgroundResId = 96 | typedArray.getResourceId(R.styleable.BaseCircleIndicator_ci_drawable, 97 | R.drawable.white_radius); 98 | config.unselectedBackgroundId = 99 | typedArray.getResourceId(R.styleable.BaseCircleIndicator_ci_drawable_unselected, 100 | config.backgroundResId); 101 | config.orientation = typedArray.getInt(R.styleable.BaseCircleIndicator_ci_orientation, -1); 102 | config.gravity = typedArray.getInt(R.styleable.BaseCircleIndicator_ci_gravity, -1); 103 | typedArray.recycle(); 104 | 105 | return config; 106 | } 107 | 108 | public void initialize(Config config) { 109 | int miniSize = (int) (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 110 | DEFAULT_INDICATOR_WIDTH, getResources().getDisplayMetrics()) + 0.5f); 111 | mIndicatorWidth = (config.width < 0) ? miniSize : config.width; 112 | mIndicatorHeight = (config.height < 0) ? miniSize : config.height; 113 | mIndicatorMargin = (config.margin < 0) ? miniSize : config.margin; 114 | 115 | mAnimatorOut = createAnimatorOut(config); 116 | mImmediateAnimatorOut = createAnimatorOut(config); 117 | mImmediateAnimatorOut.setDuration(0); 118 | 119 | mAnimatorIn = createAnimatorIn(config); 120 | mImmediateAnimatorIn = createAnimatorIn(config); 121 | mImmediateAnimatorIn.setDuration(0); 122 | 123 | mIndicatorBackgroundResId = 124 | (config.backgroundResId == 0) ? R.drawable.white_radius : config.backgroundResId; 125 | mIndicatorUnselectedBackgroundResId = 126 | (config.unselectedBackgroundId == 0) ? config.backgroundResId 127 | : config.unselectedBackgroundId; 128 | 129 | setOrientation(config.orientation == VERTICAL ? VERTICAL : HORIZONTAL); 130 | setGravity(config.gravity >= 0 ? config.gravity : Gravity.CENTER); 131 | } 132 | 133 | public void tintIndicator(@ColorInt int indicatorColor) { 134 | tintIndicator(indicatorColor, indicatorColor); 135 | } 136 | 137 | public void tintIndicator(@ColorInt int indicatorColor, 138 | @ColorInt int unselectedIndicatorColor) { 139 | mIndicatorTintColor = ColorStateList.valueOf(indicatorColor); 140 | mIndicatorTintUnselectedColor = ColorStateList.valueOf(unselectedIndicatorColor); 141 | changeIndicatorBackground(); 142 | } 143 | 144 | public void changeIndicatorResource(@DrawableRes int indicatorResId) { 145 | changeIndicatorResource(indicatorResId, indicatorResId); 146 | } 147 | 148 | public void changeIndicatorResource(@DrawableRes int indicatorResId, 149 | @DrawableRes int indicatorUnselectedResId) { 150 | mIndicatorBackgroundResId = indicatorResId; 151 | mIndicatorUnselectedBackgroundResId = indicatorUnselectedResId; 152 | changeIndicatorBackground(); 153 | } 154 | 155 | public interface IndicatorCreatedListener { 156 | /** 157 | * IndicatorCreatedListener 158 | * 159 | * @param view internal indicator view 160 | * @param position position 161 | */ 162 | void onIndicatorCreated(View view, int position); 163 | } 164 | 165 | public void setIndicatorCreatedListener( 166 | @Nullable IndicatorCreatedListener indicatorCreatedListener) { 167 | mIndicatorCreatedListener = indicatorCreatedListener; 168 | } 169 | 170 | protected Animator createAnimatorOut(Config config) { 171 | return AnimatorInflater.loadAnimator(getContext(), config.animatorResId); 172 | } 173 | 174 | protected Animator createAnimatorIn(Config config) { 175 | Animator animatorIn; 176 | if (config.animatorReverseResId == 0) { 177 | animatorIn = AnimatorInflater.loadAnimator(getContext(), config.animatorResId); 178 | animatorIn.setInterpolator(new ReverseInterpolator()); 179 | } else { 180 | animatorIn = AnimatorInflater.loadAnimator(getContext(), config.animatorReverseResId); 181 | } 182 | return animatorIn; 183 | } 184 | 185 | public void createIndicators(int count, int currentPosition) { 186 | if (mImmediateAnimatorOut.isRunning()) { 187 | mImmediateAnimatorOut.end(); 188 | mImmediateAnimatorOut.cancel(); 189 | } 190 | 191 | if (mImmediateAnimatorIn.isRunning()) { 192 | mImmediateAnimatorIn.end(); 193 | mImmediateAnimatorIn.cancel(); 194 | } 195 | 196 | // Diff View 197 | int childViewCount = getChildCount(); 198 | if (count < childViewCount) { 199 | removeViews(count, childViewCount - count); 200 | } else if (count > childViewCount) { 201 | int addCount = count - childViewCount; 202 | int orientation = getOrientation(); 203 | for (int i = 0; i < addCount; i++) { 204 | addIndicator(orientation); 205 | } 206 | } 207 | 208 | // Bind Style 209 | View indicator; 210 | for (int i = 0; i < count; i++) { 211 | indicator = getChildAt(i); 212 | if (currentPosition == i) { 213 | bindIndicatorBackground(indicator, mIndicatorBackgroundResId, mIndicatorTintColor); 214 | mImmediateAnimatorOut.setTarget(indicator); 215 | mImmediateAnimatorOut.start(); 216 | mImmediateAnimatorOut.end(); 217 | } else { 218 | 219 | bindIndicatorBackground(indicator, mIndicatorUnselectedBackgroundResId, 220 | mIndicatorTintUnselectedColor); 221 | 222 | mImmediateAnimatorIn.setTarget(indicator); 223 | mImmediateAnimatorIn.start(); 224 | mImmediateAnimatorIn.end(); 225 | } 226 | 227 | if (mIndicatorCreatedListener != null) { 228 | mIndicatorCreatedListener.onIndicatorCreated(indicator, i); 229 | } 230 | } 231 | 232 | mLastPosition = currentPosition; 233 | } 234 | 235 | protected void addIndicator(int orientation) { 236 | View indicator = new View(getContext()); 237 | final LayoutParams params = generateDefaultLayoutParams(); 238 | params.width = mIndicatorWidth; 239 | params.height = mIndicatorHeight; 240 | if (orientation == HORIZONTAL) { 241 | params.leftMargin = mIndicatorMargin; 242 | params.rightMargin = mIndicatorMargin; 243 | } else { 244 | params.topMargin = mIndicatorMargin; 245 | params.bottomMargin = mIndicatorMargin; 246 | } 247 | addView(indicator, params); 248 | } 249 | 250 | public void animatePageSelected(int position) { 251 | 252 | if (mLastPosition == position) { 253 | return; 254 | } 255 | 256 | if (mAnimatorIn.isRunning()) { 257 | mAnimatorIn.end(); 258 | mAnimatorIn.cancel(); 259 | } 260 | 261 | if (mAnimatorOut.isRunning()) { 262 | mAnimatorOut.end(); 263 | mAnimatorOut.cancel(); 264 | } 265 | 266 | View currentIndicator; 267 | if (mLastPosition >= 0 && (currentIndicator = getChildAt(mLastPosition)) != null) { 268 | bindIndicatorBackground(currentIndicator, mIndicatorUnselectedBackgroundResId, 269 | mIndicatorTintUnselectedColor); 270 | mAnimatorIn.setTarget(currentIndicator); 271 | mAnimatorIn.start(); 272 | } 273 | 274 | View selectedIndicator = getChildAt(position); 275 | if (selectedIndicator != null) { 276 | bindIndicatorBackground(selectedIndicator, mIndicatorBackgroundResId, 277 | mIndicatorTintColor); 278 | 279 | mAnimatorOut.setTarget(selectedIndicator); 280 | mAnimatorOut.start(); 281 | } 282 | mLastPosition = position; 283 | } 284 | 285 | protected void changeIndicatorBackground() { 286 | int count = getChildCount(); 287 | if (count <= 0) { 288 | return; 289 | } 290 | View currentIndicator; 291 | for (int i = 0; i < count; i++) { 292 | currentIndicator = getChildAt(i); 293 | if (i == mLastPosition) { 294 | bindIndicatorBackground(currentIndicator, mIndicatorBackgroundResId, 295 | mIndicatorTintColor); 296 | } else { 297 | bindIndicatorBackground(currentIndicator, mIndicatorUnselectedBackgroundResId, 298 | mIndicatorTintUnselectedColor); 299 | } 300 | } 301 | } 302 | 303 | private void bindIndicatorBackground(View view, @DrawableRes int drawableRes, 304 | @Nullable ColorStateList tintColor) { 305 | if (tintColor != null) { 306 | Drawable indicatorDrawable = DrawableCompat.wrap( 307 | ContextCompat.getDrawable(getContext(), drawableRes).mutate()); 308 | DrawableCompat.setTintList(indicatorDrawable, tintColor); 309 | ViewCompat.setBackground(view, indicatorDrawable); 310 | } else { 311 | view.setBackgroundResource(drawableRes); 312 | } 313 | } 314 | 315 | protected static class ReverseInterpolator implements Interpolator { 316 | @Override public float getInterpolation(float value) { 317 | return Math.abs(1.0f - value); 318 | } 319 | } 320 | } 321 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/CircleIndicator.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.annotation.TargetApi; 4 | import android.content.Context; 5 | import android.database.DataSetObserver; 6 | import android.os.Build; 7 | import android.util.AttributeSet; 8 | import androidx.annotation.Nullable; 9 | import androidx.viewpager.widget.PagerAdapter; 10 | import androidx.viewpager.widget.ViewPager; 11 | 12 | /** 13 | * CircleIndicator work with ViewPager 14 | */ 15 | public class CircleIndicator extends BaseCircleIndicator { 16 | 17 | private ViewPager mViewpager; 18 | 19 | public CircleIndicator(Context context) { 20 | super(context); 21 | } 22 | 23 | public CircleIndicator(Context context, AttributeSet attrs) { 24 | super(context, attrs); 25 | } 26 | 27 | public CircleIndicator(Context context, AttributeSet attrs, int defStyleAttr) { 28 | super(context, attrs, defStyleAttr); 29 | } 30 | 31 | @TargetApi(Build.VERSION_CODES.LOLLIPOP) 32 | public CircleIndicator(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 33 | super(context, attrs, defStyleAttr, defStyleRes); 34 | } 35 | 36 | public void setViewPager(@Nullable ViewPager viewPager) { 37 | mViewpager = viewPager; 38 | if (mViewpager != null && mViewpager.getAdapter() != null) { 39 | mLastPosition = -1; 40 | createIndicators(); 41 | mViewpager.removeOnPageChangeListener(mInternalPageChangeListener); 42 | mViewpager.addOnPageChangeListener(mInternalPageChangeListener); 43 | mInternalPageChangeListener.onPageSelected(mViewpager.getCurrentItem()); 44 | } 45 | } 46 | 47 | private void createIndicators() { 48 | PagerAdapter adapter = mViewpager.getAdapter(); 49 | int count; 50 | if (adapter == null) { 51 | count = 0; 52 | } else { 53 | count = adapter.getCount(); 54 | } 55 | createIndicators(count, mViewpager.getCurrentItem()); 56 | } 57 | 58 | private final ViewPager.OnPageChangeListener mInternalPageChangeListener = 59 | new ViewPager.OnPageChangeListener() { 60 | 61 | @Override public void onPageScrolled(int position, float positionOffset, 62 | int positionOffsetPixels) { 63 | } 64 | 65 | @Override public void onPageSelected(int position) { 66 | 67 | if (mViewpager.getAdapter() == null 68 | || mViewpager.getAdapter().getCount() <= 0) { 69 | return; 70 | } 71 | animatePageSelected(position); 72 | } 73 | 74 | @Override public void onPageScrollStateChanged(int state) { 75 | } 76 | }; 77 | 78 | public DataSetObserver getDataSetObserver() { 79 | return mInternalDataSetObserver; 80 | } 81 | 82 | private final DataSetObserver mInternalDataSetObserver = new DataSetObserver() { 83 | @Override public void onChanged() { 84 | super.onChanged(); 85 | if (mViewpager == null) { 86 | return; 87 | } 88 | PagerAdapter adapter = mViewpager.getAdapter(); 89 | int newCount = adapter != null ? adapter.getCount() : 0; 90 | int currentCount = getChildCount(); 91 | if (newCount == currentCount) { 92 | // No change 93 | return; 94 | } else if (mLastPosition < newCount) { 95 | mLastPosition = mViewpager.getCurrentItem(); 96 | } else { 97 | mLastPosition = -1; 98 | } 99 | createIndicators(); 100 | } 101 | }; 102 | 103 | /** 104 | * @deprecated User ViewPager addOnPageChangeListener 105 | */ 106 | @Deprecated public void setOnPageChangeListener( 107 | ViewPager.OnPageChangeListener onPageChangeListener) { 108 | if (mViewpager == null) { 109 | throw new NullPointerException("can not find Viewpager , setViewPager first"); 110 | } 111 | mViewpager.removeOnPageChangeListener(onPageChangeListener); 112 | mViewpager.addOnPageChangeListener(onPageChangeListener); 113 | } 114 | } 115 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/CircleIndicator2.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.annotation.TargetApi; 4 | import android.content.Context; 5 | import android.os.Build; 6 | import android.util.AttributeSet; 7 | import android.view.View; 8 | import androidx.annotation.NonNull; 9 | import androidx.annotation.Nullable; 10 | import androidx.recyclerview.widget.RecyclerView; 11 | import androidx.recyclerview.widget.SnapHelper; 12 | 13 | /** 14 | * CircleIndicator2 work with RecyclerView and SnapHelper 15 | */ 16 | public class CircleIndicator2 extends BaseCircleIndicator { 17 | 18 | private RecyclerView mRecyclerView; 19 | private SnapHelper mSnapHelper; 20 | 21 | public CircleIndicator2(Context context) { 22 | super(context); 23 | } 24 | 25 | public CircleIndicator2(Context context, AttributeSet attrs) { 26 | super(context, attrs); 27 | } 28 | 29 | public CircleIndicator2(Context context, AttributeSet attrs, int defStyleAttr) { 30 | super(context, attrs, defStyleAttr); 31 | } 32 | 33 | @TargetApi(Build.VERSION_CODES.LOLLIPOP) 34 | public CircleIndicator2(Context context, AttributeSet attrs, int defStyleAttr, 35 | int defStyleRes) { 36 | super(context, attrs, defStyleAttr, defStyleRes); 37 | } 38 | 39 | public void attachToRecyclerView(@NonNull RecyclerView recyclerView, 40 | @NonNull SnapHelper snapHelper) { 41 | mRecyclerView = recyclerView; 42 | mSnapHelper = snapHelper; 43 | mLastPosition = -1; 44 | createIndicators(); 45 | recyclerView.removeOnScrollListener(mInternalOnScrollListener); 46 | recyclerView.addOnScrollListener(mInternalOnScrollListener); 47 | } 48 | 49 | private void createIndicators() { 50 | RecyclerView.Adapter adapter = mRecyclerView.getAdapter(); 51 | int count; 52 | if (adapter == null) { 53 | count = 0; 54 | } else { 55 | count = adapter.getItemCount(); 56 | } 57 | createIndicators(count, getSnapPosition(mRecyclerView.getLayoutManager())); 58 | } 59 | 60 | public int getSnapPosition(@Nullable RecyclerView.LayoutManager layoutManager) { 61 | if (layoutManager == null) { 62 | return RecyclerView.NO_POSITION; 63 | } 64 | View snapView = mSnapHelper.findSnapView(layoutManager); 65 | if (snapView == null) { 66 | return RecyclerView.NO_POSITION; 67 | } 68 | return layoutManager.getPosition(snapView); 69 | } 70 | 71 | private final RecyclerView.OnScrollListener mInternalOnScrollListener = 72 | new RecyclerView.OnScrollListener() { 73 | @Override 74 | public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) { 75 | super.onScrolled(recyclerView, dx, dy); 76 | 77 | int position = getSnapPosition(recyclerView.getLayoutManager()); 78 | if (position == RecyclerView.NO_POSITION) { 79 | return; 80 | } 81 | animatePageSelected(position); 82 | } 83 | }; 84 | 85 | private final RecyclerView.AdapterDataObserver mAdapterDataObserver = 86 | new RecyclerView.AdapterDataObserver() { 87 | @Override public void onChanged() { 88 | super.onChanged(); 89 | if (mRecyclerView == null) { 90 | return; 91 | } 92 | RecyclerView.Adapter adapter = mRecyclerView.getAdapter(); 93 | int newCount = adapter != null ? adapter.getItemCount() : 0; 94 | int currentCount = getChildCount(); 95 | if (newCount == currentCount) { 96 | // No change 97 | return; 98 | } else if (mLastPosition < newCount) { 99 | mLastPosition = getSnapPosition(mRecyclerView.getLayoutManager()); 100 | } else { 101 | mLastPosition = RecyclerView.NO_POSITION; 102 | } 103 | createIndicators(); 104 | } 105 | 106 | @Override public void onItemRangeChanged(int positionStart, int itemCount) { 107 | super.onItemRangeChanged(positionStart, itemCount); 108 | onChanged(); 109 | } 110 | 111 | @Override public void onItemRangeChanged(int positionStart, int itemCount, 112 | @Nullable Object payload) { 113 | super.onItemRangeChanged(positionStart, itemCount, payload); 114 | onChanged(); 115 | } 116 | 117 | @Override public void onItemRangeInserted(int positionStart, int itemCount) { 118 | super.onItemRangeInserted(positionStart, itemCount); 119 | onChanged(); 120 | } 121 | 122 | @Override public void onItemRangeRemoved(int positionStart, int itemCount) { 123 | super.onItemRangeRemoved(positionStart, itemCount); 124 | onChanged(); 125 | } 126 | 127 | @Override 128 | public void onItemRangeMoved(int fromPosition, int toPosition, int itemCount) { 129 | super.onItemRangeMoved(fromPosition, toPosition, itemCount); 130 | onChanged(); 131 | } 132 | }; 133 | 134 | public RecyclerView.AdapterDataObserver getAdapterDataObserver() { 135 | return mAdapterDataObserver; 136 | } 137 | } 138 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/CircleIndicator3.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.annotation.TargetApi; 4 | import android.content.Context; 5 | import android.os.Build; 6 | import android.util.AttributeSet; 7 | import androidx.annotation.Nullable; 8 | import androidx.recyclerview.widget.RecyclerView; 9 | import androidx.viewpager2.widget.ViewPager2; 10 | 11 | /** 12 | * CircleIndicator work with ViewPager2 13 | */ 14 | public class CircleIndicator3 extends BaseCircleIndicator { 15 | 16 | private ViewPager2 mViewpager; 17 | 18 | public CircleIndicator3(Context context) { 19 | super(context); 20 | } 21 | 22 | public CircleIndicator3(Context context, AttributeSet attrs) { 23 | super(context, attrs); 24 | } 25 | 26 | public CircleIndicator3(Context context, AttributeSet attrs, int defStyleAttr) { 27 | super(context, attrs, defStyleAttr); 28 | } 29 | 30 | @TargetApi(Build.VERSION_CODES.LOLLIPOP) 31 | public CircleIndicator3(Context context, AttributeSet attrs, int defStyleAttr, 32 | int defStyleRes) { 33 | super(context, attrs, defStyleAttr, defStyleRes); 34 | } 35 | 36 | public void setViewPager(@Nullable ViewPager2 viewPager) { 37 | mViewpager = viewPager; 38 | if (mViewpager != null && mViewpager.getAdapter() != null) { 39 | mLastPosition = -1; 40 | createIndicators(); 41 | mViewpager.unregisterOnPageChangeCallback(mInternalPageChangeCallback); 42 | mViewpager.registerOnPageChangeCallback(mInternalPageChangeCallback); 43 | mInternalPageChangeCallback.onPageSelected(mViewpager.getCurrentItem()); 44 | } 45 | } 46 | 47 | private void createIndicators() { 48 | RecyclerView.Adapter adapter = mViewpager.getAdapter(); 49 | int count; 50 | if (adapter == null) { 51 | count = 0; 52 | } else { 53 | count = adapter.getItemCount(); 54 | } 55 | createIndicators(count, mViewpager.getCurrentItem()); 56 | } 57 | 58 | private final ViewPager2.OnPageChangeCallback mInternalPageChangeCallback = 59 | new ViewPager2.OnPageChangeCallback() { 60 | @Override public void onPageSelected(int position) { 61 | if (position == mLastPosition 62 | || mViewpager.getAdapter() == null 63 | || mViewpager.getAdapter().getItemCount() <= 0) { 64 | return; 65 | } 66 | animatePageSelected(position); 67 | } 68 | }; 69 | 70 | private final RecyclerView.AdapterDataObserver mAdapterDataObserver = 71 | new RecyclerView.AdapterDataObserver() { 72 | @Override public void onChanged() { 73 | super.onChanged(); 74 | if (mViewpager == null) { 75 | return; 76 | } 77 | RecyclerView.Adapter adapter = mViewpager.getAdapter(); 78 | int newCount = adapter != null ? adapter.getItemCount() : 0; 79 | int currentCount = getChildCount(); 80 | if (newCount == currentCount) { 81 | // No change 82 | return; 83 | } else if (mLastPosition < newCount) { 84 | mLastPosition = mViewpager.getCurrentItem(); 85 | } else { 86 | mLastPosition = RecyclerView.NO_POSITION; 87 | } 88 | createIndicators(); 89 | } 90 | 91 | @Override public void onItemRangeChanged(int positionStart, int itemCount) { 92 | super.onItemRangeChanged(positionStart, itemCount); 93 | onChanged(); 94 | } 95 | 96 | @Override public void onItemRangeChanged(int positionStart, int itemCount, 97 | @Nullable Object payload) { 98 | super.onItemRangeChanged(positionStart, itemCount, payload); 99 | onChanged(); 100 | } 101 | 102 | @Override public void onItemRangeInserted(int positionStart, int itemCount) { 103 | super.onItemRangeInserted(positionStart, itemCount); 104 | onChanged(); 105 | } 106 | 107 | @Override public void onItemRangeRemoved(int positionStart, int itemCount) { 108 | super.onItemRangeRemoved(positionStart, itemCount); 109 | onChanged(); 110 | } 111 | 112 | @Override 113 | public void onItemRangeMoved(int fromPosition, int toPosition, int itemCount) { 114 | super.onItemRangeMoved(fromPosition, toPosition, itemCount); 115 | onChanged(); 116 | } 117 | }; 118 | 119 | public RecyclerView.AdapterDataObserver getAdapterDataObserver() { 120 | return mAdapterDataObserver; 121 | } 122 | } 123 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/Config.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.view.Gravity; 4 | import android.widget.LinearLayout; 5 | import androidx.annotation.AnimatorRes; 6 | import androidx.annotation.DrawableRes; 7 | 8 | public class Config { 9 | 10 | int width = -1; 11 | int height = -1; 12 | int margin = -1; 13 | @AnimatorRes int animatorResId = R.animator.scale_with_alpha; 14 | @AnimatorRes int animatorReverseResId = 0; 15 | @DrawableRes int backgroundResId = R.drawable.white_radius; 16 | @DrawableRes int unselectedBackgroundId; 17 | int orientation = LinearLayout.HORIZONTAL; 18 | int gravity = Gravity.CENTER; 19 | 20 | Config() { 21 | } 22 | 23 | public static class Builder { 24 | 25 | private final Config mConfig; 26 | 27 | public Builder() { 28 | mConfig = new Config(); 29 | } 30 | 31 | public Builder width(int width) { 32 | mConfig.width = width; 33 | return this; 34 | } 35 | 36 | public Builder height(int height) { 37 | mConfig.height = height; 38 | return this; 39 | } 40 | 41 | public Builder margin(int margin) { 42 | mConfig.margin = margin; 43 | return this; 44 | } 45 | 46 | public Builder animator(@AnimatorRes int animatorResId) { 47 | mConfig.animatorResId = animatorResId; 48 | return this; 49 | } 50 | 51 | public Builder animatorReverse(@AnimatorRes int animatorReverseResId) { 52 | mConfig.animatorReverseResId = animatorReverseResId; 53 | return this; 54 | } 55 | 56 | public Builder drawable(@DrawableRes int backgroundResId) { 57 | mConfig.backgroundResId = backgroundResId; 58 | return this; 59 | } 60 | 61 | public Builder drawableUnselected(@DrawableRes int unselectedBackgroundId) { 62 | mConfig.unselectedBackgroundId = unselectedBackgroundId; 63 | return this; 64 | } 65 | 66 | public Builder orientation(int orientation) { 67 | mConfig.orientation = orientation; 68 | return this; 69 | } 70 | 71 | public Builder gravity(int gravity) { 72 | mConfig.gravity = gravity; 73 | return this; 74 | } 75 | 76 | public Config build() { 77 | return mConfig; 78 | } 79 | } 80 | } 81 | -------------------------------------------------------------------------------- /circleindicator/src/main/java/me/relex/circleindicator/SnackbarBehavior.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator; 2 | 3 | import android.content.Context; 4 | import android.util.AttributeSet; 5 | import android.view.View; 6 | import androidx.annotation.NonNull; 7 | import androidx.coordinatorlayout.widget.CoordinatorLayout; 8 | import com.google.android.material.snackbar.Snackbar; 9 | import java.util.List; 10 | 11 | public class SnackbarBehavior extends CoordinatorLayout.Behavior { 12 | 13 | public SnackbarBehavior() { 14 | } 15 | 16 | public SnackbarBehavior(Context context, AttributeSet attributeSet) { 17 | super(context, attributeSet); 18 | } 19 | 20 | @Override public boolean layoutDependsOn(@NonNull CoordinatorLayout parent, 21 | @NonNull BaseCircleIndicator child, @NonNull View dependency) { 22 | return dependency instanceof Snackbar.SnackbarLayout; 23 | } 24 | 25 | @Override public boolean onDependentViewChanged(@NonNull CoordinatorLayout parent, 26 | @NonNull BaseCircleIndicator child, @NonNull View dependency) { 27 | float translationY = getTranslationYForSnackbar(parent, child); 28 | child.setTranslationY(translationY); 29 | return true; 30 | } 31 | 32 | private float getTranslationYForSnackbar(CoordinatorLayout parent, BaseCircleIndicator ci) { 33 | float minOffset = 0; 34 | final List dependencies = parent.getDependencies(ci); 35 | for (int i = 0, z = dependencies.size(); i < z; i++) { 36 | final View view = dependencies.get(i); 37 | if (view instanceof Snackbar.SnackbarLayout && parent.doViewsOverlap(ci, view)) { 38 | minOffset = Math.min(minOffset, view.getTranslationY() - view.getHeight()); 39 | } 40 | } 41 | 42 | return minOffset; 43 | } 44 | } -------------------------------------------------------------------------------- /circleindicator/src/main/res/animator/scale_with_alpha.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 11 | 16 | 17 | 22 | -------------------------------------------------------------------------------- /circleindicator/src/main/res/drawable/white_radius.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | -------------------------------------------------------------------------------- /circleindicator/src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 45 | 46 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | -------------------------------------------------------------------------------- /circleindicator/upload-jcenter.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'maven-publish' 2 | apply plugin: 'com.jfrog.bintray' 3 | 4 | group = "me.relex" 5 | 6 | task sourcesJar(type: Jar) { 7 | from android.sourceSets.main.java.srcDirs 8 | classifier = 'sources' 9 | } 10 | task javadoc(type: Javadoc) { 11 | source = android.sourceSets.main.java.srcDirs 12 | classpath += project.files(android.getBootClasspath().join(File.pathSeparator)) 13 | } 14 | task javadocJar(type: Jar, dependsOn: javadoc) { 15 | classifier = 'javadoc' 16 | from javadoc.destinationDir 17 | } 18 | artifacts { 19 | archives javadocJar 20 | archives sourcesJar 21 | } 22 | 23 | afterEvaluate { 24 | publishing { 25 | publications { 26 | release(MavenPublication) { 27 | from components.release 28 | groupId = "me.relex" 29 | artifactId = 'circleindicator' 30 | version = this.version 31 | pom.withXml { 32 | def dependenciesNode = asNode()['dependencies'][0] ?: asNode().appendNode( 33 | 'dependencies') 34 | configurations.implementation.allDependencies.each { 35 | if (it.name != 'unspecified') { 36 | def dependencyNode = dependenciesNode.appendNode('dependency') 37 | dependencyNode.appendNode('groupId', it.group) 38 | dependencyNode.appendNode('artifactId', it.name) 39 | dependencyNode.appendNode('version', it.version) 40 | } 41 | } 42 | } 43 | } 44 | } 45 | } 46 | } 47 | 48 | bintray { 49 | user = bintrayUsername 50 | key = bintrayApiKey 51 | configurations = ['archives'] 52 | publications = ['release'] 53 | override = true 54 | pkg { 55 | repo = "maven" 56 | name = "CircleIndicator" 57 | websiteUrl = 'https://github.com/ongakuer/CircleIndicator' 58 | vcsUrl = 'https://github.com/ongakuer/CircleIndicator.git' 59 | licenses = ["Apache-2.0"] 60 | publish = true 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /circleindicator/upload-maven-plugin.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'maven-publish' 2 | apply plugin: 'signing' 3 | 4 | ext { 5 | PUBLISH_DEVELOPER = "Relex" 6 | PUBLISH_NAME = "CircleIndicator" 7 | PUBLISH_DESCRIPTION = "A lightweight indicator" 8 | PUBLISH_URL = "https://github.com/ongakuer/CircleIndicator" 9 | PUBLISH_GIT_URL = "https://github.com/ongakuer/CircleIndicator.git" 10 | PUBLISH_GROUP_ID = "me.relex" 11 | PUBLISH_ARTIFACT_ID = "circleindicator" 12 | PUBLISH_VERSION = android.defaultConfig.versionName 13 | } 14 | 15 | task androidJavadocs(type: Javadoc) { 16 | source = android.sourceSets.main.java.srcDirs 17 | classpath += project.files(android.getBootClasspath().join(File.pathSeparator)) 18 | android.libraryVariants.all { variant -> 19 | if (variant.name == 'release') { 20 | if (variant.hasProperty('javaCompileProvider')) { 21 | owner.classpath += variant.javaCompileProvider.get().classpath 22 | } else { 23 | owner.classpath += variant.javaCompiler.classpath 24 | } 25 | } 26 | } 27 | options { 28 | encoding 'utf-8' 29 | charSet 'utf-8' 30 | } 31 | exclude '**/R.html', '**/R.*.html', '**/index.html', '**/*.kt' 32 | } 33 | 34 | task androidJavadocsJar(type: Jar, dependsOn: androidJavadocs) { 35 | archiveClassifier.set('javadoc') 36 | from androidJavadocs.destinationDir 37 | } 38 | 39 | task androidSourcesJar(type: Jar) { 40 | archiveClassifier.set('sources') 41 | from android.sourceSets.main.java.srcDirs 42 | } 43 | 44 | project.artifacts { 45 | archives androidJavadocsJar, androidSourcesJar 46 | } 47 | 48 | afterEvaluate { 49 | 50 | publishing { 51 | publications { 52 | maven(MavenPublication) { 53 | groupId project.ext.PUBLISH_GROUP_ID 54 | artifactId project.ext.PUBLISH_ARTIFACT_ID 55 | version project.ext.PUBLISH_VERSION 56 | 57 | artifact bundleReleaseAar 58 | artifact androidJavadocsJar 59 | artifact androidSourcesJar 60 | 61 | pom { 62 | name = project.ext.PUBLISH_NAME 63 | description = project.ext.PUBLISH_DESCRIPTION 64 | url = project.ext.PUBLISH_URL 65 | licenses { 66 | license { 67 | name = 'The Apache License, Version 2.0' 68 | url = 'http://www.apache.org/licenses/LICENSE-2.0.txt' 69 | } 70 | } 71 | developers { 72 | developer { 73 | name = project.ext.PUBLISH_DEVELOPER 74 | } 75 | } 76 | scm { 77 | connection = "scm:git:${project.ext.PUBLISH_GIT_URL}" 78 | url = project.ext.PUBLISH_URL 79 | } 80 | } 81 | 82 | pom.withXml { 83 | final dependenciesNode = asNode().appendNode('dependencies') 84 | // Dependency 85 | ext.addDependency = { Dependency dep, String scope -> 86 | if (dep.group == null || 87 | dep.version == 88 | null || 89 | dep.name == 90 | null || 91 | dep.name == 92 | "unspecified") { 93 | return 94 | } 95 | 96 | final dependencyNode = dependenciesNode.appendNode('dependency') 97 | dependencyNode.appendNode('artifactId', dep.name) 98 | 99 | if (dep.version == 'unspecified') { 100 | return 101 | } else { 102 | dependencyNode.appendNode('groupId', dep.group) 103 | dependencyNode.appendNode('version', dep.version) 104 | System.println("${dep.group} ${dep.name} ${dep.version}") 105 | } 106 | 107 | dependencyNode.appendNode('scope', scope) 108 | def artifactsList = dep.properties['artifacts'] 109 | if (artifactsList != null && artifactsList.size() > 0) { 110 | final artifact = artifactsList[0] 111 | dependencyNode.appendNode('type', artifact.getType()) 112 | } 113 | 114 | if (!dep.transitive) { 115 | final exclusionNode = dependencyNode. 116 | appendNode('exclusions'). 117 | appendNode('exclusion') 118 | exclusionNode.appendNode('groupId', '*') 119 | exclusionNode.appendNode('artifactId', '*') 120 | } else if (!dep.properties.excludeRules.empty) { 121 | final exclusions = dependencyNode.appendNode('exclusions') 122 | dep.properties.excludeRules.each { ExcludeRule rule -> 123 | final exclusionNode = exclusions.appendNode('exclusion') 124 | exclusionNode.appendNode('groupId', rule.group ?: '*') 125 | exclusionNode.appendNode('artifactId', rule.module ?: '*') 126 | } 127 | } 128 | } 129 | configurations. 130 | api. 131 | getDependencies(). 132 | each { dep -> addDependency(dep, "compile") } 133 | configurations. 134 | implementation. 135 | getDependencies(). 136 | each { dep -> addDependency(dep, "runtime") } 137 | } 138 | } 139 | } 140 | 141 | repositories { 142 | maven { 143 | url "$sonatypeRepo" 144 | credentials { 145 | username "$sonatypeUsername" 146 | password "$sonatypePassword" 147 | } 148 | } 149 | } 150 | } 151 | 152 | signing { 153 | sign publishing.publications.maven 154 | } 155 | } 156 | 157 | //task cleanBuildPublish(type: GradleBuild) { 158 | // tasks = ['clean', 'build', 'publish'] 159 | //} -------------------------------------------------------------------------------- /circleindicator/upload-maven.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'maven' 2 | apply plugin: 'signing' 3 | 4 | ext { 5 | PUBLISH_DEVELOPER = "Relex" 6 | PUBLISH_NAME = "CircleIndicator" 7 | PUBLISH_DESCRIPTION = "A lightweight indicator" 8 | PUBLISH_URL = "https://github.com/ongakuer/CircleIndicator" 9 | PUBLISH_GIT_URL = "https://github.com/ongakuer/CircleIndicator.git" 10 | PUBLISH_GROUP_ID = "me.relex" 11 | PUBLISH_ARTIFACT_ID = "circleindicator" 12 | PUBLISH_VERSION = android.defaultConfig.versionName 13 | } 14 | 15 | task androidJavadocs(type: Javadoc) { 16 | source = android.sourceSets.main.java.srcDirs 17 | 18 | android.libraryVariants.all { variant -> 19 | if (variant.name == 'release') { 20 | if (variant.hasProperty('javaCompileProvider')) { 21 | owner.classpath += variant.javaCompileProvider.get().classpath 22 | } else { 23 | owner.classpath += variant.javaCompiler.classpath 24 | } 25 | } 26 | } 27 | classpath += project.files(android.getBootClasspath().join(File.pathSeparator)) 28 | options { 29 | encoding 'utf-8' 30 | charSet 'utf-8' 31 | } 32 | exclude '**/R.html', '**/R.*.html', '**/index.html', '**/*.kt' 33 | } 34 | 35 | task androidJavadocsJar(type: Jar, dependsOn: androidJavadocs) { 36 | // classifier = 'javadoc' 37 | archiveClassifier.convention('javadoc') 38 | archiveClassifier.set('javadoc') 39 | from androidJavadocs.destinationDir 40 | } 41 | 42 | task androidSourcesJar(type: Jar) { 43 | // classifier = 'sources' 44 | archiveClassifier.convention('sources') 45 | archiveClassifier.set('sources') 46 | from android.sourceSets.main.java.srcDirs 47 | } 48 | 49 | artifacts { 50 | archives androidSourcesJar 51 | archives androidJavadocsJar 52 | } 53 | 54 | signing { 55 | // required { project.has("release") && gradle.taskGraph.hasTask("uploadArchives") } 56 | sign configurations.archives 57 | } 58 | 59 | uploadArchives { 60 | repositories { 61 | mavenDeployer { 62 | beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) } 63 | 64 | try { 65 | repository(url: "$sonatypeRepo") { 66 | authentication(userName: "$sonatypeUsername", password: "$sonatypePassword") 67 | } 68 | } catch (ignored) { 69 | throw new InvalidUserDataException("Missing authentication ") 70 | } 71 | 72 | pom.groupId = project.PUBLISH_GROUP_ID 73 | pom.artifactId = project.PUBLISH_ARTIFACT_ID 74 | pom.version = project.PUBLISH_VERSION 75 | pom.project { 76 | name project.PUBLISH_NAME 77 | description project.PUBLISH_DESCRIPTION 78 | url project.PUBLISH_URL 79 | scm { 80 | connection "scm:git:${project.PUBLISH_GIT_URL}" 81 | url project.PUBLISH_URL 82 | } 83 | licenses { 84 | license { 85 | name 'The Apache Software License, Version 2.0' 86 | url 'http://www.apache.org/licenses/LICENSE-2.0.txt' 87 | } 88 | } 89 | developers { 90 | developer { 91 | name project.PUBLISH_DEVELOPER 92 | } 93 | } 94 | } 95 | } 96 | } 97 | } -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Settings specified in this file will override any Gradle settings 4 | # configured through the IDE. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 10 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 11 | # When configured, Gradle will run in incubating parallel mode. 12 | # This option should only be used with decoupled projects. More details, visit 13 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 14 | # org.gradle.parallel=true 15 | android.useAndroidX=true 16 | android.enableJetifier=true -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Sep 07 11:32:06 CST 2016 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /sample/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /sample/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 29 5 | 6 | defaultConfig { 7 | applicationId "me.relex.circleindicator.sample" 8 | minSdkVersion 14 9 | targetSdkVersion 29 10 | versionCode 1 11 | versionName "1.0" 12 | } 13 | 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | 21 | lintOptions { 22 | abortOnError false 23 | } 24 | compileOptions { 25 | sourceCompatibility = '1.8' 26 | targetCompatibility = '1.8' 27 | } 28 | } 29 | 30 | dependencies { 31 | implementation 'com.google.android.material:material:1.2.1' 32 | implementation 'androidx.appcompat:appcompat:1.2.0' 33 | implementation 'androidx.recyclerview:recyclerview:1.1.0' 34 | implementation 'androidx.viewpager:viewpager:1.0.0' 35 | implementation 'androidx.viewpager2:viewpager2:1.0.0' 36 | 37 | implementation 'me.relex:recyclerpager:1.0.4' 38 | 39 | api project(':circleindicator') 40 | api project(':LoopingViewPager') 41 | } 42 | -------------------------------------------------------------------------------- /sample/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Applications/Android Studio.app/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /sample/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 12 | 13 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/LoopRecyclerAdapter.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample; 2 | 3 | import androidx.annotation.NonNull; 4 | 5 | public class LoopRecyclerAdapter extends SampleRecyclerAdapter { 6 | public LoopRecyclerAdapter(int count) { 7 | super(count); 8 | } 9 | 10 | @Override public int getItemCount() { 11 | if (mCount > 1) { 12 | return mCount + 2; 13 | } else { 14 | return mCount; 15 | } 16 | } 17 | 18 | public int getRealItemCount() { 19 | return mCount; 20 | } 21 | 22 | public int getRealPosition(int position) { 23 | if (mCount <= 1) { 24 | return 0; 25 | } else { 26 | return position % mCount; 27 | } 28 | } 29 | 30 | public int getLoopPosition(int position) { 31 | int realPosition = getRealPosition(position); 32 | if (realPosition == 0) { 33 | return mCount; 34 | } else { 35 | return realPosition; 36 | } 37 | } 38 | 39 | @Override public void onBindViewHolder(@NonNull TextViewHolder holder, int position) { 40 | holder.bindView(getRealPosition(position)); 41 | } 42 | } 43 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/SampleActivity.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample; 2 | 3 | import android.os.Bundle; 4 | import android.view.LayoutInflater; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import android.widget.TextView; 8 | import androidx.annotation.NonNull; 9 | import androidx.annotation.Nullable; 10 | import androidx.appcompat.app.ActionBar; 11 | import androidx.appcompat.app.AppCompatActivity; 12 | import androidx.appcompat.widget.Toolbar; 13 | import androidx.fragment.app.Fragment; 14 | import androidx.fragment.app.FragmentTransaction; 15 | import androidx.recyclerview.widget.LinearLayoutManager; 16 | import androidx.recyclerview.widget.RecyclerView; 17 | import java.util.ArrayList; 18 | import java.util.List; 19 | import me.relex.circleindicator.sample.fragment.ChangeDrawableFragment; 20 | import me.relex.circleindicator.sample.fragment.CustomAnimationFragment; 21 | import me.relex.circleindicator.sample.fragment.DefaultFragment; 22 | import me.relex.circleindicator.sample.fragment.DynamicAdapterFragment; 23 | import me.relex.circleindicator.sample.fragment.LoopRecyclerViewFragment; 24 | import me.relex.circleindicator.sample.fragment.LoopViewPagerFragment; 25 | import me.relex.circleindicator.sample.fragment.RecyclerViewFragment; 26 | import me.relex.circleindicator.sample.fragment.ResetAdapterFragment; 27 | import me.relex.circleindicator.sample.fragment.SnackbarBehaviorFragment; 28 | import me.relex.circleindicator.sample.fragment.ViewPager2Fragment; 29 | 30 | public class SampleActivity extends AppCompatActivity { 31 | 32 | @Override protected void onCreate(@Nullable Bundle savedInstanceState) { 33 | super.onCreate(savedInstanceState); 34 | 35 | setContentView(R.layout.activity_sample); 36 | 37 | initToolbar(); 38 | 39 | Fragment demoFragment = getSupportFragmentManager().getFragmentFactory() 40 | .instantiate(getClassLoader(), SampleListFragment.class.getName()); 41 | FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction(); 42 | fragmentTransaction.replace(R.id.fragment_container, demoFragment); 43 | fragmentTransaction.commit(); 44 | 45 | getSupportFragmentManager().addOnBackStackChangedListener(() -> { 46 | int count = getSupportFragmentManager().getBackStackEntryCount(); 47 | ActionBar actionbar = getSupportActionBar(); 48 | if (actionbar != null) { 49 | actionbar.setDisplayHomeAsUpEnabled(count > 0); 50 | actionbar.setDisplayShowHomeEnabled(count > 0); 51 | } 52 | }); 53 | } 54 | 55 | private void initToolbar() { 56 | Toolbar toolbar = findViewById(R.id.toolbar); 57 | setSupportActionBar(toolbar); 58 | toolbar.setNavigationOnClickListener(v -> onBackPressed()); 59 | } 60 | 61 | public static class SampleListFragment extends Fragment { 62 | 63 | @Nullable @Override 64 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 65 | @Nullable Bundle savedInstanceState) { 66 | return new RecyclerView(getContext()); 67 | } 68 | 69 | @Override 70 | public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 71 | SampleListAdapter adapter = new SampleListAdapter(); 72 | 73 | RecyclerView recyclerView = (RecyclerView) view; 74 | recyclerView.setLayoutManager(new LinearLayoutManager(getContext())); 75 | recyclerView.setAdapter(adapter); 76 | 77 | adapter.add(new SampleInfo("Default", DefaultFragment.class.getName())); 78 | adapter.add( 79 | new SampleInfo("Custom Animation", CustomAnimationFragment.class.getName())); 80 | adapter.add(new SampleInfo("Change Drawable", ChangeDrawableFragment.class.getName())); 81 | adapter.add(new SampleInfo("Dynamic Adapter", DynamicAdapterFragment.class.getName())); 82 | adapter.add(new SampleInfo("Reset Adapter", ResetAdapterFragment.class.getName())); 83 | adapter.add(new SampleInfo("LoopViewPager", LoopViewPagerFragment.class.getName())); 84 | adapter.add( 85 | new SampleInfo("Snackbar Behavior", SnackbarBehaviorFragment.class.getName())); 86 | adapter.add(new SampleInfo("RecyclerView (CircleIndicator2)", 87 | RecyclerViewFragment.class.getName())); 88 | adapter.add(new SampleInfo("LoopRecyclerView (CircleIndicator2) and Manual control", 89 | LoopRecyclerViewFragment.class.getName())); 90 | adapter.add(new SampleInfo("AndroidX ViewPager2 (CircleIndicator3)", 91 | ViewPager2Fragment.class.getName())); 92 | } 93 | 94 | private class SampleListAdapter extends RecyclerView.Adapter { 95 | 96 | private final List mList = new ArrayList<>(); 97 | 98 | @NonNull @Override 99 | public ItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { 100 | return ItemViewHolder.create(parent); 101 | } 102 | 103 | @Override 104 | public void onBindViewHolder(@NonNull final ItemViewHolder holder, int position) { 105 | SampleInfo sample = mList.get(position); 106 | holder.bindView(sample.title); 107 | holder.itemView.setOnClickListener(new View.OnClickListener() { 108 | @Override public void onClick(View v) { 109 | navigateToFragment(mList.get(holder.getAdapterPosition()).fragmentName); 110 | } 111 | }); 112 | } 113 | 114 | @Override public int getItemCount() { 115 | return mList.size(); 116 | } 117 | 118 | public boolean add(SampleInfo object) { 119 | int lastIndex = mList.size(); 120 | if (mList.add(object)) { 121 | notifyItemInserted(lastIndex); 122 | return true; 123 | } else { 124 | return false; 125 | } 126 | } 127 | } 128 | 129 | private void navigateToFragment(String fragmentName) { 130 | Fragment fragment = getFragmentManager().getFragmentFactory() 131 | .instantiate(getContext().getClassLoader(), fragmentName); 132 | FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction(); 133 | 134 | fragmentTransaction.setCustomAnimations(android.R.anim.fade_in, android.R.anim.fade_out, 135 | android.R.anim.fade_in, android.R.anim.fade_out); 136 | fragmentTransaction.replace(R.id.fragment_container, fragment); 137 | fragmentTransaction.addToBackStack(fragmentName); 138 | fragmentTransaction.commit(); 139 | } 140 | 141 | private static class ItemViewHolder extends RecyclerView.ViewHolder { 142 | ItemViewHolder(View itemView) { 143 | super(itemView); 144 | } 145 | 146 | void bindView(String title) { 147 | ((TextView) itemView).setText(title); 148 | } 149 | 150 | static ItemViewHolder create(ViewGroup viewGroup) { 151 | return new ItemViewHolder(LayoutInflater.from(viewGroup.getContext()) 152 | .inflate(R.layout.item_view, viewGroup, false)); 153 | } 154 | } 155 | 156 | private static class SampleInfo { 157 | public final String title; 158 | final String fragmentName; 159 | 160 | SampleInfo(String title, String fragmentName) { 161 | this.title = title; 162 | this.fragmentName = fragmentName; 163 | } 164 | } 165 | } 166 | } 167 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/SamplePagerAdapter.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample; 2 | 3 | import android.graphics.Color; 4 | import androidx.annotation.NonNull; 5 | import androidx.viewpager.widget.PagerAdapter; 6 | import android.view.Gravity; 7 | import android.view.View; 8 | import android.view.ViewGroup; 9 | import android.widget.TextView; 10 | import java.util.Random; 11 | 12 | public class SamplePagerAdapter extends PagerAdapter { 13 | 14 | private final Random random = new Random(); 15 | private int mSize; 16 | 17 | public SamplePagerAdapter() { 18 | mSize = 5; 19 | } 20 | 21 | public SamplePagerAdapter(int count) { 22 | mSize = count; 23 | } 24 | 25 | @Override public int getCount() { 26 | return mSize; 27 | } 28 | 29 | @Override public boolean isViewFromObject(@NonNull View view, @NonNull Object object) { 30 | return view == object; 31 | } 32 | 33 | @Override 34 | public void destroyItem(@NonNull ViewGroup view, int position, @NonNull Object object) { 35 | view.removeView((View) object); 36 | } 37 | 38 | @NonNull @Override public Object instantiateItem(@NonNull ViewGroup view, int position) { 39 | TextView textView = new TextView(view.getContext()); 40 | textView.setText(String.valueOf(position + 1)); 41 | textView.setBackgroundColor(0xff000000 | random.nextInt(0x00ffffff)); 42 | textView.setGravity(Gravity.CENTER); 43 | textView.setTextColor(Color.WHITE); 44 | textView.setTextSize(48); 45 | view.addView(textView, ViewGroup.LayoutParams.MATCH_PARENT, 46 | ViewGroup.LayoutParams.MATCH_PARENT); 47 | return textView; 48 | } 49 | 50 | public void addItem() { 51 | mSize++; 52 | notifyDataSetChanged(); 53 | } 54 | 55 | public void removeItem() { 56 | mSize--; 57 | mSize = mSize < 0 ? 0 : mSize; 58 | 59 | notifyDataSetChanged(); 60 | } 61 | } -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/SampleRecyclerAdapter.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample; 2 | 3 | import android.graphics.Color; 4 | import android.view.Gravity; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import android.widget.TextView; 8 | import androidx.annotation.NonNull; 9 | import androidx.recyclerview.widget.RecyclerView; 10 | import java.util.Random; 11 | 12 | public class SampleRecyclerAdapter 13 | extends RecyclerView.Adapter { 14 | 15 | protected int mCount; 16 | 17 | public SampleRecyclerAdapter(int count) { 18 | mCount = count; 19 | } 20 | 21 | @NonNull @Override 22 | public TextViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { 23 | return TextViewHolder.createViewHolder(parent); 24 | } 25 | 26 | @Override public void onBindViewHolder(@NonNull TextViewHolder holder, int position) { 27 | holder.bindView(position); 28 | } 29 | 30 | @Override public int getItemCount() { 31 | return mCount; 32 | } 33 | 34 | public void add() { 35 | int position = mCount; 36 | mCount++; 37 | notifyItemInserted(position); 38 | } 39 | 40 | public void remove() { 41 | if (mCount == 0) { 42 | return; 43 | } 44 | mCount--; 45 | int position = mCount; 46 | notifyItemRemoved(position); 47 | } 48 | 49 | static class TextViewHolder extends RecyclerView.ViewHolder { 50 | 51 | private final Random random = new Random(); 52 | 53 | static TextViewHolder createViewHolder(@NonNull ViewGroup parent) { 54 | TextView textView = new TextView(parent.getContext()); 55 | textView.setGravity(Gravity.CENTER); 56 | textView.setTextColor(Color.WHITE); 57 | textView.setTextSize(48); 58 | textView.setLayoutParams( 59 | new RecyclerView.LayoutParams(RecyclerView.LayoutParams.MATCH_PARENT, 60 | RecyclerView.LayoutParams.MATCH_PARENT)); 61 | return new TextViewHolder(textView); 62 | } 63 | 64 | TextViewHolder(@NonNull View itemView) { 65 | super(itemView); 66 | } 67 | 68 | void bindView(int position) { 69 | TextView textView = (TextView) itemView; 70 | textView.setText(String.valueOf(position + 1)); 71 | textView.setBackgroundColor(0xff000000 | random.nextInt(0x00ffffff)); 72 | } 73 | } 74 | } -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/ChangeDrawableFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.graphics.Color; 4 | import android.os.Bundle; 5 | import android.view.LayoutInflater; 6 | import android.view.View; 7 | import android.view.ViewGroup; 8 | import androidx.annotation.NonNull; 9 | import androidx.annotation.Nullable; 10 | import androidx.fragment.app.Fragment; 11 | import androidx.viewpager.widget.ViewPager; 12 | import me.relex.circleindicator.CircleIndicator; 13 | import me.relex.circleindicator.sample.R; 14 | import me.relex.circleindicator.sample.SamplePagerAdapter; 15 | 16 | public class ChangeDrawableFragment extends Fragment { 17 | 18 | @Nullable @Override 19 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 20 | @Nullable Bundle savedInstanceState) { 21 | return inflater.inflate(R.layout.fragment_sample_change_drawable, container, false); 22 | } 23 | 24 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 25 | ViewPager viewpager = view.findViewById(R.id.viewpager); 26 | CircleIndicator indicator = view.findViewById(R.id.indicator); 27 | viewpager.setAdapter(new SamplePagerAdapter()); 28 | indicator.setViewPager(viewpager); 29 | 30 | view.findViewById(R.id.change_drawable_view) 31 | .setOnClickListener( 32 | v -> indicator.changeIndicatorResource(R.drawable.black_radius,R.drawable.white_radius)); 33 | 34 | view.findViewById(R.id.tint_view) 35 | .setOnClickListener(v -> indicator.tintIndicator(Color.RED, Color.BLUE)); 36 | } 37 | } 38 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/CustomAnimationFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import android.util.TypedValue; 5 | import android.view.LayoutInflater; 6 | import android.view.View; 7 | import android.view.ViewGroup; 8 | import androidx.annotation.NonNull; 9 | import androidx.annotation.Nullable; 10 | import androidx.fragment.app.Fragment; 11 | import androidx.viewpager.widget.ViewPager; 12 | import me.relex.circleindicator.CircleIndicator; 13 | import me.relex.circleindicator.Config; 14 | import me.relex.circleindicator.sample.R; 15 | import me.relex.circleindicator.sample.SamplePagerAdapter; 16 | 17 | public class CustomAnimationFragment extends Fragment { 18 | 19 | @Nullable @Override 20 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 21 | @Nullable Bundle savedInstanceState) { 22 | return inflater.inflate(R.layout.fragment_sample_custom_animation, container, false); 23 | } 24 | 25 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 26 | 27 | int indicatorWidth = (int) (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 10, 28 | getResources().getDisplayMetrics()) + 0.5f); 29 | int indicatorHeight = (int) (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 4, 30 | getResources().getDisplayMetrics()) + 0.5f); 31 | int indicatorMargin = (int) (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 6, 32 | getResources().getDisplayMetrics()) + 0.5f); 33 | 34 | ViewPager viewpager = view.findViewById(R.id.viewpager); 35 | 36 | CircleIndicator indicator = view.findViewById(R.id.indicator); 37 | Config config = new Config.Builder().width(indicatorWidth) 38 | .height(indicatorHeight) 39 | .margin(indicatorMargin) 40 | .animator(R.animator.indicator_animator) 41 | .animatorReverse(R.animator.indicator_animator_reverse) 42 | .drawable(R.drawable.black_radius_square) 43 | .build(); 44 | indicator.initialize(config); 45 | 46 | viewpager.setAdapter(new SamplePagerAdapter()); 47 | indicator.setViewPager(viewpager); 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/DefaultFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import android.view.LayoutInflater; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import androidx.annotation.NonNull; 8 | import androidx.annotation.Nullable; 9 | import androidx.fragment.app.Fragment; 10 | import androidx.viewpager.widget.ViewPager; 11 | import me.relex.circleindicator.CircleIndicator; 12 | import me.relex.circleindicator.sample.R; 13 | import me.relex.circleindicator.sample.SamplePagerAdapter; 14 | 15 | public class DefaultFragment extends Fragment { 16 | 17 | @Nullable @Override 18 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 19 | @Nullable Bundle savedInstanceState) { 20 | return inflater.inflate(R.layout.fragment_sample_default, container, false); 21 | } 22 | 23 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 24 | ViewPager viewpager = view.findViewById(R.id.viewpager); 25 | CircleIndicator indicator = view.findViewById(R.id.indicator); 26 | viewpager.setAdapter(new SamplePagerAdapter()); 27 | indicator.setViewPager(viewpager); 28 | viewpager.setCurrentItem(2); 29 | } 30 | } 31 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/DynamicAdapterFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import androidx.annotation.NonNull; 5 | import androidx.annotation.Nullable; 6 | import androidx.fragment.app.Fragment; 7 | import androidx.viewpager.widget.ViewPager; 8 | import android.view.LayoutInflater; 9 | import android.view.View; 10 | import android.view.ViewGroup; 11 | import me.relex.circleindicator.CircleIndicator; 12 | import me.relex.circleindicator.sample.R; 13 | import me.relex.circleindicator.sample.SamplePagerAdapter; 14 | 15 | public class DynamicAdapterFragment extends Fragment implements View.OnClickListener { 16 | 17 | private SamplePagerAdapter mAdapter; 18 | 19 | @Nullable @Override 20 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 21 | @Nullable Bundle savedInstanceState) { 22 | return inflater.inflate(R.layout.fragment_sample_dynamic_adapter, container, false); 23 | } 24 | 25 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 26 | 27 | view.findViewById(R.id.add).setOnClickListener(this); 28 | view.findViewById(R.id.remove).setOnClickListener(this); 29 | 30 | mAdapter = new SamplePagerAdapter(1) { 31 | @Override public int getItemPosition(@NonNull Object object) { 32 | return POSITION_NONE; 33 | } 34 | }; 35 | 36 | ViewPager viewpager = view.findViewById(R.id.viewpager); 37 | CircleIndicator indicator = view.findViewById(R.id.indicator); 38 | viewpager.setAdapter(mAdapter); 39 | indicator.setViewPager(viewpager); 40 | mAdapter.registerDataSetObserver(indicator.getDataSetObserver()); 41 | } 42 | 43 | @Override public void onClick(View v) { 44 | switch (v.getId()) { 45 | case R.id.add: 46 | mAdapter.addItem(); 47 | break; 48 | case R.id.remove: 49 | mAdapter.removeItem(); 50 | break; 51 | default: 52 | break; 53 | } 54 | } 55 | } 56 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/LoopRecyclerViewFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import android.view.LayoutInflater; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import androidx.annotation.NonNull; 8 | import androidx.annotation.Nullable; 9 | import androidx.fragment.app.Fragment; 10 | import androidx.recyclerview.widget.LinearLayoutManager; 11 | import androidx.recyclerview.widget.PagerSnapHelper; 12 | import androidx.recyclerview.widget.RecyclerView; 13 | import me.relex.circleindicator.CircleIndicator2; 14 | import me.relex.circleindicator.sample.LoopRecyclerAdapter; 15 | import me.relex.circleindicator.sample.R; 16 | import me.relex.recyclerpager.SnapPageScrollListener; 17 | 18 | public class LoopRecyclerViewFragment extends Fragment { 19 | 20 | private LoopRecyclerAdapter mAdapter; 21 | private CircleIndicator2 mIndicator; 22 | 23 | @Nullable @Override 24 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 25 | @Nullable Bundle savedInstanceState) { 26 | return inflater.inflate(R.layout.fragment_sample_loop_recycer_view, container, false); 27 | } 28 | 29 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 30 | mAdapter = new LoopRecyclerAdapter(5); 31 | 32 | mIndicator = view.findViewById(R.id.indicator); 33 | RecyclerView recyclerView = view.findViewById(R.id.recycler_view); 34 | 35 | LinearLayoutManager layoutManager = 36 | new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false); 37 | recyclerView.setLayoutManager(layoutManager); 38 | recyclerView.setAdapter(mAdapter); 39 | mIndicator.createIndicators(mAdapter.getRealItemCount(), 0); 40 | 41 | PagerSnapHelper pagerSnapHelper = new PagerSnapHelper(); 42 | pagerSnapHelper.attachToRecyclerView(recyclerView); 43 | 44 | recyclerView.addOnScrollListener(new SnapPageScrollListener() { 45 | @Override public void onPageSelected(int position) { 46 | mIndicator.animatePageSelected(mAdapter.getRealPosition(position)); 47 | } 48 | 49 | @Override public void onPageScrolled(int position, float positionOffset, 50 | int positionOffsetPixels) { 51 | if (positionOffsetPixels == 0) { 52 | recyclerView.scrollToPosition(mAdapter.getLoopPosition(position)); 53 | } 54 | } 55 | }); 56 | } 57 | } 58 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/LoopViewPagerFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import androidx.annotation.NonNull; 5 | import androidx.annotation.Nullable; 6 | import androidx.fragment.app.Fragment; 7 | import android.view.LayoutInflater; 8 | import android.view.View; 9 | import android.view.ViewGroup; 10 | import com.imbryk.viewPager.LoopViewPager; 11 | import me.relex.circleindicator.CircleIndicator; 12 | import me.relex.circleindicator.sample.R; 13 | import me.relex.circleindicator.sample.SamplePagerAdapter; 14 | 15 | public class LoopViewPagerFragment extends Fragment { 16 | 17 | @Nullable @Override 18 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 19 | @Nullable Bundle savedInstanceState) { 20 | return inflater.inflate(R.layout.fragment_sample_loop_viewpager, container, false); 21 | } 22 | 23 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 24 | LoopViewPager viewpager = view.findViewById(R.id.viewpager); 25 | CircleIndicator indicator = view.findViewById(R.id.indicator); 26 | viewpager.setAdapter(new SamplePagerAdapter()); 27 | indicator.setViewPager(viewpager); 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/RecyclerViewFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import android.view.LayoutInflater; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import androidx.annotation.NonNull; 8 | import androidx.annotation.Nullable; 9 | import androidx.fragment.app.Fragment; 10 | import androidx.recyclerview.widget.LinearLayoutManager; 11 | import androidx.recyclerview.widget.PagerSnapHelper; 12 | import androidx.recyclerview.widget.RecyclerView; 13 | import me.relex.circleindicator.CircleIndicator2; 14 | import me.relex.circleindicator.sample.R; 15 | import me.relex.circleindicator.sample.SampleRecyclerAdapter; 16 | 17 | public class RecyclerViewFragment extends Fragment { 18 | 19 | private SampleRecyclerAdapter mAdapter; 20 | 21 | @Nullable @Override 22 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 23 | @Nullable Bundle savedInstanceState) { 24 | return inflater.inflate(R.layout.fragment_sample_recycler_view, container, false); 25 | } 26 | 27 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 28 | mAdapter = new SampleRecyclerAdapter(5); 29 | 30 | RecyclerView recyclerView = view.findViewById(R.id.recycler_view); 31 | 32 | LinearLayoutManager layoutManager = 33 | new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false); 34 | recyclerView.setLayoutManager(layoutManager); 35 | recyclerView.setAdapter(mAdapter); 36 | 37 | PagerSnapHelper pagerSnapHelper = new PagerSnapHelper(); 38 | pagerSnapHelper.attachToRecyclerView(recyclerView); 39 | 40 | // CircleIndicator2 for RecyclerView 41 | CircleIndicator2 indicator = view.findViewById(R.id.indicator); 42 | indicator.attachToRecyclerView(recyclerView, pagerSnapHelper); 43 | 44 | // Scroll To Position 45 | layoutManager.scrollToPosition(2); 46 | 47 | // Observe Data Change 48 | mAdapter.registerAdapterDataObserver(indicator.getAdapterDataObserver()); 49 | view.findViewById(R.id.add).setOnClickListener(new View.OnClickListener() { 50 | @Override public void onClick(View v) { 51 | mAdapter.add(); 52 | } 53 | }); 54 | view.findViewById(R.id.remove).setOnClickListener(v -> { 55 | mAdapter.remove(); 56 | }); 57 | } 58 | } 59 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/ResetAdapterFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import androidx.annotation.NonNull; 5 | import androidx.annotation.Nullable; 6 | import androidx.fragment.app.Fragment; 7 | import androidx.viewpager.widget.ViewPager; 8 | import android.view.LayoutInflater; 9 | import android.view.View; 10 | import android.view.ViewGroup; 11 | import java.util.Random; 12 | import me.relex.circleindicator.CircleIndicator; 13 | import me.relex.circleindicator.sample.R; 14 | import me.relex.circleindicator.sample.SamplePagerAdapter; 15 | 16 | public class ResetAdapterFragment extends Fragment { 17 | 18 | private final Random mRandom = new Random(); 19 | 20 | private ViewPager mViewpager; 21 | private CircleIndicator mIndicator; 22 | 23 | @Nullable @Override 24 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 25 | @Nullable Bundle savedInstanceState) { 26 | return inflater.inflate(R.layout.fragment_sample_reset_adapter, container, false); 27 | } 28 | 29 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 30 | mViewpager = view.findViewById(R.id.viewpager); 31 | mIndicator = view.findViewById(R.id.indicator); 32 | mViewpager.setAdapter(new SamplePagerAdapter(5)); 33 | mIndicator.setViewPager(mViewpager); 34 | 35 | view.findViewById(R.id.button).setOnClickListener(new View.OnClickListener() { 36 | @Override public void onClick(View v) { 37 | mViewpager.setAdapter(new SamplePagerAdapter(1 + mRandom.nextInt(5))); 38 | mIndicator.setViewPager(mViewpager); 39 | } 40 | }); 41 | } 42 | } 43 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/SnackbarBehaviorFragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import androidx.annotation.NonNull; 5 | import androidx.annotation.Nullable; 6 | import com.google.android.material.snackbar.Snackbar; 7 | import androidx.fragment.app.Fragment; 8 | import androidx.viewpager.widget.ViewPager; 9 | import android.view.LayoutInflater; 10 | import android.view.View; 11 | import android.view.ViewGroup; 12 | import me.relex.circleindicator.CircleIndicator; 13 | import me.relex.circleindicator.sample.R; 14 | import me.relex.circleindicator.sample.SamplePagerAdapter; 15 | 16 | public class SnackbarBehaviorFragment extends Fragment { 17 | 18 | private Snackbar mSnackbar; 19 | 20 | @Nullable @Override 21 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 22 | @Nullable Bundle savedInstanceState) { 23 | return inflater.inflate(R.layout.fragment_sample_snackbar_behavior, container, false); 24 | } 25 | 26 | @Override public void onViewCreated(@NonNull final View view, @Nullable Bundle savedInstanceState) { 27 | ViewPager viewpager = view.findViewById(R.id.viewpager); 28 | CircleIndicator indicator = view.findViewById(R.id.indicator); 29 | viewpager.setAdapter(new SamplePagerAdapter()); 30 | indicator.setViewPager(viewpager); 31 | 32 | mSnackbar = Snackbar.make(view.findViewById(R.id.coordinator_layout), "Snackbar", 33 | Snackbar.LENGTH_SHORT); 34 | 35 | view.findViewById(R.id.button).setOnClickListener(new View.OnClickListener() { 36 | @Override public void onClick(View v) { 37 | if (!mSnackbar.isShown()) { 38 | mSnackbar.show(); 39 | } else { 40 | mSnackbar.dismiss(); 41 | } 42 | } 43 | }); 44 | } 45 | } 46 | -------------------------------------------------------------------------------- /sample/src/main/java/me/relex/circleindicator/sample/fragment/ViewPager2Fragment.java: -------------------------------------------------------------------------------- 1 | package me.relex.circleindicator.sample.fragment; 2 | 3 | import android.os.Bundle; 4 | import android.view.LayoutInflater; 5 | import android.view.View; 6 | import android.view.ViewGroup; 7 | import androidx.annotation.NonNull; 8 | import androidx.annotation.Nullable; 9 | import androidx.fragment.app.Fragment; 10 | import androidx.viewpager2.widget.ViewPager2; 11 | import me.relex.circleindicator.CircleIndicator3; 12 | import me.relex.circleindicator.sample.R; 13 | import me.relex.circleindicator.sample.SampleRecyclerAdapter; 14 | 15 | public class ViewPager2Fragment extends Fragment { 16 | 17 | private SampleRecyclerAdapter mAdapter; 18 | 19 | @Nullable @Override 20 | public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, 21 | @Nullable Bundle savedInstanceState) { 22 | return inflater.inflate(R.layout.fragment_sample_viewpager2, container, false); 23 | } 24 | 25 | @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { 26 | mAdapter = new SampleRecyclerAdapter(5); 27 | 28 | ViewPager2 viewpager = view.findViewById(R.id.viewpager); 29 | viewpager.setAdapter(mAdapter); 30 | 31 | // CircleIndicator3 for RecyclerView 32 | CircleIndicator3 indicator = view.findViewById(R.id.indicator); 33 | indicator.setViewPager(viewpager); 34 | 35 | // CurrentItem 36 | viewpager.setCurrentItem(2,false); 37 | 38 | // Observe Data Change 39 | mAdapter.registerAdapterDataObserver(indicator.getAdapterDataObserver()); 40 | view.findViewById(R.id.add).setOnClickListener(new View.OnClickListener() { 41 | @Override public void onClick(View v) { 42 | mAdapter.add(); 43 | } 44 | }); 45 | view.findViewById(R.id.remove).setOnClickListener(v -> { 46 | mAdapter.remove(); 47 | }); 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /sample/src/main/res/animator/indicator_animator.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 11 | 16 | -------------------------------------------------------------------------------- /sample/src/main/res/animator/indicator_animator_reverse.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | -------------------------------------------------------------------------------- /sample/src/main/res/animator/indicator_no_animator.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable/black_radius.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 7 | 8 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable/black_radius_square.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 5 | 6 | 7 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | 64 | 66 | 68 | 70 | 72 | 74 | 75 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable/white_radius.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/activity_sample.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 15 | 16 | 20 | 21 | 22 | 23 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_change_drawable.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | 12 | 21 | 22 | 23 | 29 | 30 | 37 | 38 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_custom_animation.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | 12 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_default.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_dynamic_adapter.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | 25 | 26 | 33 | 34 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_loop_recycer_view.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_loop_viewpager.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_recycler_view.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | 19 | 26 | 27 | 34 | 35 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_reset_adapter.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_snackbar_behavior.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 12 | 13 | 20 | 21 | 27 | 28 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_sample_viewpager2.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 10 | 11 | 17 | 18 | 25 | 26 | 33 | 34 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/item_view.xml: -------------------------------------------------------------------------------- 1 | 2 | -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/sample/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/sample/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/sample/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/sample/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/sample/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | #424242 5 | #212121 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /sample/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /sample/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | CircleIndicator 4 | Add 5 | Remove 6 | Tint Drawable 7 | Change Drawable 8 | Random Reset 9 | Toggle Snackbar 10 | 11 | 12 | -------------------------------------------------------------------------------- /sample/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | 13 | 22 | 23 | 24 | 27 | 28 | -------------------------------------------------------------------------------- /screenshot.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ongakuer/CircleIndicator/7847a2262f109127e4e03ca77f56253c2b128ad4/screenshot.gif -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':circleindicator', ':sample', ':LoopingViewPager' 2 | --------------------------------------------------------------------------------