├── .idea
├── .name
├── copyright
│ └── profiles_settings.xml
├── encodings.xml
├── vcs.xml
├── modules.xml
├── runConfigurations.xml
├── gradle.xml
├── compiler.xml
└── misc.xml
├── app
├── .gitignore
├── src
│ ├── main
│ │ ├── res
│ │ │ ├── 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
│ │ │ ├── drawable-hdpi
│ │ │ │ ├── ic_recycle_bin.png
│ │ │ │ └── ic_crumpled_paper.png
│ │ │ ├── drawable-mdpi
│ │ │ │ ├── ic_recycle_bin.png
│ │ │ │ └── ic_crumpled_paper.png
│ │ │ ├── drawable-xhdpi
│ │ │ │ ├── ic_recycle_bin.png
│ │ │ │ └── ic_crumpled_paper.png
│ │ │ ├── drawable-xxhdpi
│ │ │ │ ├── ic_recycle_bin.png
│ │ │ │ └── ic_crumpled_paper.png
│ │ │ ├── values
│ │ │ │ ├── colors.xml
│ │ │ │ ├── strings.xml
│ │ │ │ ├── dimens.xml
│ │ │ │ └── styles.xml
│ │ │ ├── values-v21
│ │ │ │ └── styles.xml
│ │ │ ├── values-w820dp
│ │ │ │ └── dimens.xml
│ │ │ ├── menu
│ │ │ │ └── menu_main.xml
│ │ │ └── layout
│ │ │ │ └── activity_main.xml
│ │ ├── AndroidManifest.xml
│ │ └── java
│ │ │ └── com
│ │ │ └── dision
│ │ │ └── android
│ │ │ └── hudrecyclebin
│ │ │ ├── activities
│ │ │ └── MainActivity.java
│ │ │ └── services
│ │ │ └── ShowHudService.java
│ ├── test
│ │ └── java
│ │ │ └── com
│ │ │ └── dision
│ │ │ └── android
│ │ │ └── hudrecyclebin
│ │ │ └── ExampleUnitTest.java
│ └── androidTest
│ │ └── java
│ │ └── com
│ │ └── dision
│ │ └── android
│ │ └── hudrecyclebin
│ │ └── ApplicationTest.java
├── proguard-rules.pro
└── build.gradle
├── settings.gradle
├── .gitignore
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── README.md
├── gradle.properties
├── gradlew.bat
└── gradlew
/.idea/.name:
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1 | HudRecycleBin
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/app/.gitignore:
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1 | /build
2 |
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/settings.gradle:
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1 | include ':app'
2 |
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/.idea/copyright/profiles_settings.xml:
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1 |
2 |
3 |
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/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/workspace.xml
5 | /.idea/libraries
6 | .DS_Store
7 | /build
8 | /captures
9 |
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/gradle/wrapper/gradle-wrapper.jar
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/app/src/main/res/mipmap-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png
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/app/src/main/res/mipmap-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png
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/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png
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/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
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/app/src/main/res/drawable-hdpi/ic_recycle_bin.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-hdpi/ic_recycle_bin.png
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/app/src/main/res/drawable-mdpi/ic_recycle_bin.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-mdpi/ic_recycle_bin.png
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/app/src/main/res/drawable-xhdpi/ic_recycle_bin.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-xhdpi/ic_recycle_bin.png
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/app/src/main/res/drawable-xxhdpi/ic_recycle_bin.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-xxhdpi/ic_recycle_bin.png
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/app/src/main/res/drawable-hdpi/ic_crumpled_paper.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-hdpi/ic_crumpled_paper.png
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/app/src/main/res/drawable-mdpi/ic_crumpled_paper.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-mdpi/ic_crumpled_paper.png
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/app/src/main/res/drawable-xhdpi/ic_crumpled_paper.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-xhdpi/ic_crumpled_paper.png
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/app/src/main/res/drawable-xxhdpi/ic_crumpled_paper.png:
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https://raw.githubusercontent.com/DisionCo/android-facebook-like-chat-head/HEAD/app/src/main/res/drawable-xxhdpi/ic_crumpled_paper.png
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/.idea/encodings.xml:
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/.idea/vcs.xml:
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/app/src/main/res/values/colors.xml:
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3 | #3F51B5
4 | #303F9F
5 | #FF4081
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/app/src/main/res/values/strings.xml:
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1 |
2 | HudRecycleBin
3 | Settings
4 | Press play button and throw the paper into recycle bin.
5 |
6 |
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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Wed Oct 21 11:34:03 PDT 2015
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-2.8-all.zip
7 |
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/app/src/main/res/values/dimens.xml:
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1 |
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3 | 16dp
4 | 16dp
5 | 16dp
6 |
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/.idea/modules.xml:
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/app/src/main/res/values-v21/styles.xml:
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/app/src/main/res/values-w820dp/dimens.xml:
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5 | 64dp
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/app/src/test/java/com/dision/android/hudrecyclebin/ExampleUnitTest.java:
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1 | package com.dision.android.hudrecyclebin;
2 |
3 | import org.junit.Test;
4 |
5 | import static org.junit.Assert.*;
6 |
7 | /**
8 | * To work on unit tests, switch the Test Artifact in the Build Variants view.
9 | */
10 | public class ExampleUnitTest {
11 | @Test
12 | public void addition_isCorrect() throws Exception {
13 | assertEquals(4, 2 + 2);
14 | }
15 | }
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/app/src/main/res/menu/menu_main.xml:
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/app/src/androidTest/java/com/dision/android/hudrecyclebin/ApplicationTest.java:
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1 | package com.dision.android.hudrecyclebin;
2 |
3 | import android.app.Application;
4 | import android.test.ApplicationTestCase;
5 |
6 | /**
7 | * Testing Fundamentals
8 | */
9 | public class ApplicationTest extends ApplicationTestCase {
10 | public ApplicationTest() {
11 | super(Application.class);
12 | }
13 | }
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/README.md:
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1 | # Android facebook chatheads behavior
2 | ChatHeads is a new feature in Facebook Messenger app where little bubbles appear in the Android app when somebody sends you a message. It's a nice little feature and uses very cool animations.
3 |
4 | This project shows you how to re-implement this feature and to figure out how the animations are done.
5 |
6 | 
7 |
8 | Blog post [available here](http://blog.dision.co/2016/02/01/implement-floating-widget-like-facebook-chatheads/)
9 |
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/.idea/runConfigurations.xml:
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/app/proguard-rules.pro:
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1 | # Add project specific ProGuard rules here.
2 | # By default, the flags in this file are appended to flags specified
3 | # in C:\Program Files\Eclipse\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 |
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/.idea/gradle.xml:
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/.idea/compiler.xml:
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | android {
4 | compileSdkVersion 23
5 | buildToolsVersion "23.0.2"
6 |
7 | defaultConfig {
8 | applicationId "com.dision.android.hudrecyclebin"
9 | minSdkVersion 14
10 | targetSdkVersion 23
11 | versionCode 1
12 | versionName "1.0"
13 | }
14 | buildTypes {
15 | release {
16 | minifyEnabled false
17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
18 | }
19 | }
20 | }
21 |
22 | dependencies {
23 | compile fileTree(dir: 'libs', include: ['*.jar'])
24 | testCompile 'junit:junit:4.12'
25 | compile 'com.android.support:appcompat-v7:23.1.1'
26 | compile 'com.android.support:design:23.1.1'
27 | }
28 |
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/app/src/main/res/values/styles.xml:
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/gradle.properties:
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1 | # Project-wide Gradle settings.
2 |
3 | # IDE (e.g. Android Studio) users:
4 | # Gradle settings configured through the IDE *will override*
5 | # any settings specified in this file.
6 |
7 | # For more details on how to configure your build environment visit
8 | # http://www.gradle.org/docs/current/userguide/build_environment.html
9 |
10 | # Specifies the JVM arguments used for the daemon process.
11 | # The setting is particularly useful for tweaking memory settings.
12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m
13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
14 |
15 | # When configured, Gradle will run in incubating parallel mode.
16 | # This option should only be used with decoupled projects. More details, visit
17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
18 | # org.gradle.parallel=true
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/app/src/main/AndroidManifest.xml:
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/app/src/main/java/com/dision/android/hudrecyclebin/activities/MainActivity.java:
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1 | package com.dision.android.hudrecyclebin.activities;
2 |
3 | import android.content.Intent;
4 | import android.os.Bundle;
5 | import android.support.design.widget.FloatingActionButton;
6 | import android.support.v7.app.AppCompatActivity;
7 | import android.support.v7.widget.Toolbar;
8 | import android.view.View;
9 |
10 | import com.dision.android.hudrecyclebin.R;
11 | import com.dision.android.hudrecyclebin.services.ShowHudService;
12 |
13 | public class MainActivity extends AppCompatActivity {
14 |
15 | // UI
16 | private Toolbar toolbar;
17 | private FloatingActionButton fab;
18 |
19 | @Override
20 | protected void onCreate(Bundle savedInstanceState) {
21 | super.onCreate(savedInstanceState);
22 | setContentView(R.layout.activity_main);
23 |
24 | toolbar = (Toolbar) findViewById(R.id.toolbar_activity_main);
25 | fab = (FloatingActionButton) findViewById(R.id.fab_activity_main);
26 |
27 | initListeners();
28 | setUiSettings();
29 | }
30 |
31 | private void initListeners() {
32 | fab.setOnClickListener(new View.OnClickListener() {
33 | @Override
34 | public void onClick(View v) {
35 | Intent i = ShowHudService.getIntent(MainActivity.this);
36 | startService(i);
37 | MainActivity.this.finish();
38 | }
39 | });
40 | }
41 |
42 | private void setUiSettings() {
43 | setSupportActionBar(toolbar);
44 | }
45 | }
46 |
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/gradlew.bat:
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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 |
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/gradlew:
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1 | #!/usr/bin/env bash
2 |
3 | ##############################################################################
4 | ##
5 | ## Gradle start up script for UN*X
6 | ##
7 | ##############################################################################
8 |
9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
10 | DEFAULT_JVM_OPTS=""
11 |
12 | APP_NAME="Gradle"
13 | APP_BASE_NAME=`basename "$0"`
14 |
15 | # Use the maximum available, or set MAX_FD != -1 to use that value.
16 | MAX_FD="maximum"
17 |
18 | warn ( ) {
19 | echo "$*"
20 | }
21 |
22 | die ( ) {
23 | echo
24 | echo "$*"
25 | echo
26 | exit 1
27 | }
28 |
29 | # OS specific support (must be 'true' or 'false').
30 | cygwin=false
31 | msys=false
32 | darwin=false
33 | case "`uname`" in
34 | CYGWIN* )
35 | cygwin=true
36 | ;;
37 | Darwin* )
38 | darwin=true
39 | ;;
40 | MINGW* )
41 | msys=true
42 | ;;
43 | esac
44 |
45 | # Attempt to set APP_HOME
46 | # Resolve links: $0 may be a link
47 | PRG="$0"
48 | # Need this for relative symlinks.
49 | while [ -h "$PRG" ] ; do
50 | ls=`ls -ld "$PRG"`
51 | link=`expr "$ls" : '.*-> \(.*\)$'`
52 | if expr "$link" : '/.*' > /dev/null; then
53 | PRG="$link"
54 | else
55 | PRG=`dirname "$PRG"`"/$link"
56 | fi
57 | done
58 | SAVED="`pwd`"
59 | cd "`dirname \"$PRG\"`/" >/dev/null
60 | APP_HOME="`pwd -P`"
61 | cd "$SAVED" >/dev/null
62 |
63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
64 |
65 | # Determine the Java command to use to start the JVM.
66 | if [ -n "$JAVA_HOME" ] ; then
67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
68 | # IBM's JDK on AIX uses strange locations for the executables
69 | JAVACMD="$JAVA_HOME/jre/sh/java"
70 | else
71 | JAVACMD="$JAVA_HOME/bin/java"
72 | fi
73 | if [ ! -x "$JAVACMD" ] ; then
74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
75 |
76 | Please set the JAVA_HOME variable in your environment to match the
77 | location of your Java installation."
78 | fi
79 | else
80 | JAVACMD="java"
81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
82 |
83 | Please set the JAVA_HOME variable in your environment to match the
84 | location of your Java installation."
85 | fi
86 |
87 | # Increase the maximum file descriptors if we can.
88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
89 | MAX_FD_LIMIT=`ulimit -H -n`
90 | if [ $? -eq 0 ] ; then
91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
92 | MAX_FD="$MAX_FD_LIMIT"
93 | fi
94 | ulimit -n $MAX_FD
95 | if [ $? -ne 0 ] ; then
96 | warn "Could not set maximum file descriptor limit: $MAX_FD"
97 | fi
98 | else
99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
100 | fi
101 | fi
102 |
103 | # For Darwin, add options to specify how the application appears in the dock
104 | if $darwin; then
105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
106 | fi
107 |
108 | # For Cygwin, switch paths to Windows format before running java
109 | if $cygwin ; then
110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"`
111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
112 | JAVACMD=`cygpath --unix "$JAVACMD"`
113 |
114 | # We build the pattern for arguments to be converted via cygpath
115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
116 | SEP=""
117 | for dir in $ROOTDIRSRAW ; do
118 | ROOTDIRS="$ROOTDIRS$SEP$dir"
119 | SEP="|"
120 | done
121 | OURCYGPATTERN="(^($ROOTDIRS))"
122 | # Add a user-defined pattern to the cygpath arguments
123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then
124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
125 | fi
126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh
127 | i=0
128 | for arg in "$@" ; do
129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
131 |
132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
134 | else
135 | eval `echo args$i`="\"$arg\""
136 | fi
137 | i=$((i+1))
138 | done
139 | case $i in
140 | (0) set -- ;;
141 | (1) set -- "$args0" ;;
142 | (2) set -- "$args0" "$args1" ;;
143 | (3) set -- "$args0" "$args1" "$args2" ;;
144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
150 | esac
151 | fi
152 |
153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
154 | function splitJvmOpts() {
155 | JVM_OPTS=("$@")
156 | }
157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
159 |
160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
161 |
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/app/src/main/java/com/dision/android/hudrecyclebin/services/ShowHudService.java:
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1 | package com.dision.android.hudrecyclebin.services;
2 |
3 | import android.app.Service;
4 | import android.content.Context;
5 | import android.content.Intent;
6 | import android.graphics.PixelFormat;
7 | import android.os.IBinder;
8 | import android.os.Vibrator;
9 | import android.support.annotation.Nullable;
10 | import android.util.DisplayMetrics;
11 | import android.view.Gravity;
12 | import android.view.MotionEvent;
13 | import android.view.View;
14 | import android.view.WindowManager;
15 | import android.widget.ImageView;
16 |
17 | import com.dision.android.hudrecyclebin.R;
18 |
19 | public class ShowHudService extends Service {
20 |
21 | // constants
22 | public static final String BASIC_TAG = ShowHudService.class.getName();
23 |
24 | // variables
25 | private WindowManager mWindowManager;
26 | private Vibrator mVibrator;
27 | private WindowManager.LayoutParams mPaperParams;
28 | private WindowManager.LayoutParams mRecycleBinParams;
29 | private int windowHeight;
30 | private int windowWidth;
31 |
32 | // UI
33 | private ImageView ivCrumpledPaper;
34 | private ImageView ivRecycleBin;
35 |
36 | // get intent methods
37 | public static Intent getIntent(Context context) {
38 | Intent intent = new Intent(context, ShowHudService.class);
39 |
40 | return intent;
41 | }
42 |
43 | // methods
44 | @Override
45 | public void onCreate() {
46 | super.onCreate();
47 |
48 | mWindowManager = (WindowManager) getSystemService(Service.WINDOW_SERVICE);
49 | mVibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
50 | }
51 |
52 | @Override
53 | public int onStartCommand(Intent intent, int flags, int startId) {
54 | showHud();
55 |
56 | return START_STICKY;
57 | }
58 |
59 | private void showHud() {
60 | if (ivCrumpledPaper != null) {
61 | mWindowManager.removeView(ivCrumpledPaper);
62 | ivCrumpledPaper = null;
63 | }
64 |
65 | mPaperParams = new WindowManager.LayoutParams(
66 | WindowManager.LayoutParams.WRAP_CONTENT,
67 | WindowManager.LayoutParams.WRAP_CONTENT,
68 | WindowManager.LayoutParams.TYPE_PHONE,
69 | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
70 | PixelFormat.TRANSLUCENT);
71 |
72 | DisplayMetrics displaymetrics = new DisplayMetrics();
73 | mWindowManager.getDefaultDisplay().getMetrics(displaymetrics);
74 | windowHeight = displaymetrics.heightPixels;
75 | windowWidth = displaymetrics.widthPixels;
76 |
77 | mPaperParams.gravity = Gravity.TOP | Gravity.RIGHT;
78 |
79 | ivCrumpledPaper = new ImageView(this);
80 | ivCrumpledPaper.setImageResource(R.drawable.ic_crumpled_paper);
81 |
82 | mPaperParams.x = 0;
83 | mPaperParams.y = 100;
84 |
85 | mWindowManager.addView(ivCrumpledPaper, mPaperParams);
86 | addCrumpledPaperOnTouchListener();
87 | }
88 |
89 | private void addCrumpledPaperOnTouchListener() {
90 | ivCrumpledPaper.setOnTouchListener(new View.OnTouchListener() {
91 | private int initialX;
92 | private int initialY;
93 | private float initialTouchX;
94 | private float initialTouchY;
95 |
96 | @Override
97 | public boolean onTouch(View v, MotionEvent event) {
98 | switch (event.getAction()) {
99 | case MotionEvent.ACTION_DOWN:
100 | initialX = mPaperParams.x;
101 | initialY = mPaperParams.y;
102 | initialTouchX = event.getRawX();
103 | initialTouchY = event.getRawY();
104 | // add recycle bin when moving crumpled paper
105 | addRecycleBinView();
106 |
107 | return true;
108 | case MotionEvent.ACTION_UP:
109 |
110 | int centerOfScreenByX = windowWidth / 2;
111 |
112 | // remove crumpled paper when the it is in the recycle bin's area
113 | if ((mPaperParams.y > windowHeight - ivRecycleBin.getHeight() - ivCrumpledPaper.getHeight()) &&
114 | ((mPaperParams.x > centerOfScreenByX - ivRecycleBin.getWidth() - ivCrumpledPaper.getWidth() / 2) && (mPaperParams.x < centerOfScreenByX + ivRecycleBin.getWidth() / 2))) {
115 | mVibrator.vibrate(100);
116 | stopSelf();
117 | }
118 |
119 | // always remove recycle bin ImageView when paper is dropped
120 | mWindowManager.removeView(ivRecycleBin);
121 | ivRecycleBin = null;
122 |
123 | return true;
124 | case MotionEvent.ACTION_MOVE:
125 | // move paper ImageView
126 | mPaperParams.x = initialX + (int) (initialTouchX - event.getRawX());
127 | mPaperParams.y = initialY + (int) (event.getRawY() - initialTouchY);
128 | mWindowManager.updateViewLayout(ivCrumpledPaper, mPaperParams);
129 | return true;
130 | }
131 | return false;
132 | }
133 | });
134 | }
135 |
136 | private void addRecycleBinView() {
137 | // add recycle bin ImageView centered on the bottom of the screen
138 | mRecycleBinParams = new WindowManager.LayoutParams(
139 | WindowManager.LayoutParams.WRAP_CONTENT,
140 | WindowManager.LayoutParams.WRAP_CONTENT,
141 | WindowManager.LayoutParams.TYPE_PHONE,
142 | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
143 | PixelFormat.TRANSLUCENT);
144 |
145 | mRecycleBinParams.gravity = Gravity.BOTTOM | Gravity.CENTER;
146 |
147 | ivRecycleBin = new ImageView(this);
148 | ivRecycleBin.setImageResource(R.drawable.ic_recycle_bin);
149 |
150 | mRecycleBinParams.x = 0;
151 | mRecycleBinParams.y = 0;
152 |
153 | mWindowManager.addView(ivRecycleBin, mRecycleBinParams);
154 | }
155 |
156 | @Nullable
157 | @Override
158 | public IBinder onBind(Intent intent) {
159 | return null;
160 | }
161 |
162 | @Override
163 | public void onDestroy() {
164 | super.onDestroy();
165 |
166 | // remove views on destroy!
167 | if (ivCrumpledPaper != null) {
168 | mWindowManager.removeView(ivCrumpledPaper);
169 | ivCrumpledPaper = null;
170 | }
171 |
172 | if (ivRecycleBin != null) {
173 | mWindowManager.removeView(ivRecycleBin);
174 | ivRecycleBin = null;
175 | }
176 | }
177 | }
178 |
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