├── .classpath
├── .project
├── .settings
    ├── org.eclipse.core.resources.prefs
    └── org.eclipse.jdt.core.prefs
├── AndroidManifest.xml
├── README.md
├── bin
    ├── AndroidManifest.xml
    ├── EmojiDrop.apk
    ├── classes.dex
    ├── dexedLibs
    │   └── android-support-v4-f5a83daaf654e457a49c3294e03f4e02.jar
    ├── jarlist.cache
    ├── res
    │   └── crunch
    │   │   ├── drawable-hdpi
    │   │       └── ic_launcher.png
    │   │   ├── drawable-mdpi
    │   │       └── ic_launcher.png
    │   │   ├── drawable-xhdpi
    │   │       └── ic_launcher.png
    │   │   └── drawable-xxhdpi
    │   │       ├── dog.png
    │   │       └── ic_launcher.png
    └── resources.ap_
├── ic_launcher-web.png
├── libs
    └── android-support-v4.jar
├── proguard-project.txt
├── project.properties
├── res
    ├── drawable-hdpi
    │   └── ic_launcher.png
    ├── drawable-mdpi
    │   └── ic_launcher.png
    ├── drawable-xhdpi
    │   └── ic_launcher.png
    ├── drawable-xxhdpi
    │   ├── dog.png
    │   └── ic_launcher.png
    ├── layout
    │   ├── activity_main.xml
    │   ├── fragment_main.xml
    │   ├── item_left.xml
    │   └── item_right.xml
    ├── menu
    │   └── main.xml
    ├── values-v11
    │   └── styles.xml
    ├── values-v14
    │   └── styles.xml
    ├── values-w820dp
    │   └── dimens.xml
    └── values
    │   ├── dimens.xml
    │   ├── strings.xml
    │   └── styles.xml
└── src
    └── com
        └── example
            └── emojidrop
                ├── EmojiView.java
                ├── MainActivity.java
                ├── Message.java
                └── Point.java


/.classpath:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <classpath>
 3 | 	<classpathentry kind="src" path="src"/>
 4 | 	<classpathentry kind="src" path="gen"/>
 5 | 	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
 6 | 	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
 7 | 	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
 8 | 	<classpathentry kind="output" path="bin/classes"/>
 9 | </classpath>
10 | 


--------------------------------------------------------------------------------
/.project:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <projectDescription>
 3 | 	<name>EmojiDrop</name>
 4 | 	<comment></comment>
 5 | 	<projects>
 6 | 	</projects>
 7 | 	<buildSpec>
 8 | 		<buildCommand>
 9 | 			<name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
10 | 			<arguments>
11 | 			</arguments>
12 | 		</buildCommand>
13 | 		<buildCommand>
14 | 			<name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
15 | 			<arguments>
16 | 			</arguments>
17 | 		</buildCommand>
18 | 		<buildCommand>
19 | 			<name>org.eclipse.jdt.core.javabuilder</name>
20 | 			<arguments>
21 | 			</arguments>
22 | 		</buildCommand>
23 | 		<buildCommand>
24 | 			<name>com.android.ide.eclipse.adt.ApkBuilder</name>
25 | 			<arguments>
26 | 			</arguments>
27 | 		</buildCommand>
28 | 	</buildSpec>
29 | 	<natures>
30 | 		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
31 | 		<nature>org.eclipse.jdt.core.javanature</nature>
32 | 	</natures>
33 | </projectDescription>
34 | 


--------------------------------------------------------------------------------
/.settings/org.eclipse.core.resources.prefs:
--------------------------------------------------------------------------------
1 | eclipse.preferences.version=1
2 | encoding/<project>=UTF-8
3 | 


--------------------------------------------------------------------------------
/.settings/org.eclipse.jdt.core.prefs:
--------------------------------------------------------------------------------
1 | eclipse.preferences.version=1
2 | org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
3 | org.eclipse.jdt.core.compiler.compliance=1.6
4 | org.eclipse.jdt.core.compiler.source=1.6
5 | 


--------------------------------------------------------------------------------
/AndroidManifest.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.example.emojidrop"
 4 |     android:versionCode="1"
 5 |     android:versionName="1.0" >
 6 | 
 7 |     <uses-sdk
 8 |         android:minSdkVersion="14"
 9 |         android:targetSdkVersion="19" />
10 | 
11 |     <application
12 |         android:allowBackup="true"
13 |         android:icon="@drawable/ic_launcher"
14 |         android:label="@string/app_name"
15 |         android:theme="@style/AppTheme" >
16 |         <activity
17 |             android:name="com.example.emojidrop.MainActivity"
18 |             android:label="@string/app_name" >
19 |             <intent-filter>
20 |                 <action android:name="android.intent.action.MAIN" />
21 | 
22 |                 <category android:name="android.intent.category.LAUNCHER" />
23 |             </intent-filter>
24 |         </activity>
25 |     </application>
26 | 
27 | </manifest>
28 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | 仿QQ输入关键字 表情掉落
2 | 
3 | 输入  aa  可以出现小狗表情的掉落的效果
4 | 
5 | 掉落动画开始后可以滑动Listview 表情位置不会出错
6 | 
7 | ![image](http://i4.piimg.com/12958176f4d1a4fa.gif)
8 | 


--------------------------------------------------------------------------------
/bin/AndroidManifest.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.example.emojidrop"
 4 |     android:versionCode="1"
 5 |     android:versionName="1.0" >
 6 | 
 7 |     <uses-sdk
 8 |         android:minSdkVersion="14"
 9 |         android:targetSdkVersion="19" />
10 | 
11 |     <application
12 |         android:allowBackup="true"
13 |         android:icon="@drawable/ic_launcher"
14 |         android:label="@string/app_name"
15 |         android:theme="@style/AppTheme" >
16 |         <activity
17 |             android:name="com.example.emojidrop.MainActivity"
18 |             android:label="@string/app_name" >
19 |             <intent-filter>
20 |                 <action android:name="android.intent.action.MAIN" />
21 | 
22 |                 <category android:name="android.intent.category.LAUNCHER" />
23 |             </intent-filter>
24 |         </activity>
25 |     </application>
26 | 
27 | </manifest>
28 | 


--------------------------------------------------------------------------------
/bin/EmojiDrop.apk:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/EmojiDrop.apk


--------------------------------------------------------------------------------
/bin/classes.dex:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/classes.dex


--------------------------------------------------------------------------------
/bin/dexedLibs/android-support-v4-f5a83daaf654e457a49c3294e03f4e02.jar:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/dexedLibs/android-support-v4-f5a83daaf654e457a49c3294e03f4e02.jar


--------------------------------------------------------------------------------
/bin/jarlist.cache:
--------------------------------------------------------------------------------
1 | # cache for current jar dependency. DO NOT EDIT.
2 | # format is <lastModified> <length> <SHA-1> <path>
3 | # Encoding is UTF-8
4 | 


--------------------------------------------------------------------------------
/bin/res/crunch/drawable-hdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/res/crunch/drawable-hdpi/ic_launcher.png


--------------------------------------------------------------------------------
/bin/res/crunch/drawable-mdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/res/crunch/drawable-mdpi/ic_launcher.png


--------------------------------------------------------------------------------
/bin/res/crunch/drawable-xhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/res/crunch/drawable-xhdpi/ic_launcher.png


--------------------------------------------------------------------------------
/bin/res/crunch/drawable-xxhdpi/dog.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/res/crunch/drawable-xxhdpi/dog.png


--------------------------------------------------------------------------------
/bin/res/crunch/drawable-xxhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/res/crunch/drawable-xxhdpi/ic_launcher.png


--------------------------------------------------------------------------------
/bin/resources.ap_:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/bin/resources.ap_


--------------------------------------------------------------------------------
/ic_launcher-web.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/ic_launcher-web.png


--------------------------------------------------------------------------------
/libs/android-support-v4.jar:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/libs/android-support-v4.jar


--------------------------------------------------------------------------------
/proguard-project.txt:
--------------------------------------------------------------------------------
 1 | # To enable ProGuard in your project, edit project.properties
 2 | # to define the proguard.config property as described in that file.
 3 | #
 4 | # Add project specific ProGuard rules here.
 5 | # By default, the flags in this file are appended to flags specified
 6 | # in ${sdk.dir}/tools/proguard/proguard-android.txt
 7 | # You can edit the include path and order by changing the ProGuard
 8 | # include property in project.properties.
 9 | #
10 | # For more details, see
11 | #   http://developer.android.com/guide/developing/tools/proguard.html
12 | 
13 | # Add any project specific keep options here:
14 | 
15 | # If your project uses WebView with JS, uncomment the following
16 | # and specify the fully qualified class name to the JavaScript interface
17 | # class:
18 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
19 | #   public *;
20 | #}
21 | 


--------------------------------------------------------------------------------
/project.properties:
--------------------------------------------------------------------------------
 1 | # This file is automatically generated by Android Tools.
 2 | # Do not modify this file -- YOUR CHANGES WILL BE ERASED!
 3 | #
 4 | # This file must be checked in Version Control Systems.
 5 | #
 6 | # To customize properties used by the Ant build system edit
 7 | # "ant.properties", and override values to adapt the script to your
 8 | # project structure.
 9 | #
10 | # To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
11 | #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
12 | 
13 | # Project target.
14 | target=android-19
15 | 


--------------------------------------------------------------------------------
/res/drawable-hdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/res/drawable-hdpi/ic_launcher.png


--------------------------------------------------------------------------------
/res/drawable-mdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/res/drawable-mdpi/ic_launcher.png


--------------------------------------------------------------------------------
/res/drawable-xhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/res/drawable-xhdpi/ic_launcher.png


--------------------------------------------------------------------------------
/res/drawable-xxhdpi/dog.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/res/drawable-xxhdpi/dog.png


--------------------------------------------------------------------------------
/res/drawable-xxhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CyjAndroid/EmojiDrop/9738d2500bed0a27b83da114441b72125b36df03/res/drawable-xxhdpi/ic_launcher.png


--------------------------------------------------------------------------------
/res/layout/activity_main.xml:
--------------------------------------------------------------------------------
 1 | <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2 |     xmlns:tools="http://schemas.android.com/tools"
 3 |     android:id="@+id/rl"
 4 |     android:layout_width="match_parent"
 5 |     android:layout_height="match_parent" >
 6 | 
 7 |     <ListView
 8 |         android:id="@+id/list_id"
 9 |         android:layout_above="@+id/ll_bottom"
10 |         android:layout_width="match_parent"
11 |         android:transcriptMode="alwaysScroll"
12 |         android:layout_height="match_parent"
13 |         android:divider="#00000000"
14 |         android:dividerHeight="0dp" />
15 | 
16 |     <LinearLayout
17 |         android:id="@+id/ll_bottom"
18 |         android:layout_width="match_parent"
19 |         android:layout_height="wrap_content"
20 |         android:layout_alignParentBottom="true"
21 |         android:background="#B4CDE6"
22 |         android:orientation="horizontal" >
23 | 
24 |         <Button
25 |             android:id="@+id/btn_left"
26 |             android:layout_width="wrap_content"
27 |             android:layout_height="wrap_content"
28 |             android:text="left" />
29 | 
30 |         <EditText
31 |             android:id="@+id/edit"
32 |             android:layout_width="0dp"
33 |             android:layout_height="wrap_content"
34 |             android:layout_weight="1" />
35 | 
36 |         <Button
37 |             android:id="@+id/btn_right"
38 |             android:layout_width="wrap_content"
39 |             android:layout_height="wrap_content"
40 |             android:text="right" />
41 |     </LinearLayout>
42 | 
43 | </RelativeLayout>


--------------------------------------------------------------------------------
/res/layout/fragment_main.xml:
--------------------------------------------------------------------------------
 1 | <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2 |     xmlns:tools="http://schemas.android.com/tools"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_height="match_parent"
 5 |     android:paddingBottom="@dimen/activity_vertical_margin"
 6 |     android:paddingLeft="@dimen/activity_horizontal_margin"
 7 |     android:paddingRight="@dimen/activity_horizontal_margin"
 8 |     android:paddingTop="@dimen/activity_vertical_margin"
 9 |     tools:context="com.example.emojidrop.MainActivity$PlaceholderFragment" >
10 | 
11 |     <TextView
12 |         android:layout_width="wrap_content"
13 |         android:layout_height="wrap_content"
14 |         android:text="@string/hello_world" />
15 | 
16 | </RelativeLayout>
17 | 


--------------------------------------------------------------------------------
/res/layout/item_left.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_marginTop="10dp"
 5 |     android:layout_height="100dp"
 6 |     android:orientation="vertical" >
 7 | 
 8 |     <TextView
 9 |           android:layout_marginTop="50dp"
10 |         android:id="@+id/item_text"
11 |         android:background="#A9C6EC"
12 |         android:layout_width="300dp"
13 |         android:layout_height="wrap_content"
14 |         android:gravity="left|center_vertical"/>
15 | 
16 | </LinearLayout>


--------------------------------------------------------------------------------
/res/layout/item_right.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_marginTop="10dp"
 5 |     android:layout_height="100dp"
 6 |     android:orientation="vertical" >
 7 | 
 8 |     <TextView
 9 |         android:layout_marginTop="50dp"
10 |         android:id="@+id/item_text"
11 |         android:background="#A9C6EC"
12 |         android:layout_width="300dp"
13 |         android:layout_height="wrap_content"
14 |         android:layout_gravity="right"
15 |         android:gravity="right|center_vertical" />
16 | 
17 | </LinearLayout>


--------------------------------------------------------------------------------
/res/menu/main.xml:
--------------------------------------------------------------------------------
 1 | <menu xmlns:android="http://schemas.android.com/apk/res/android"
 2 |     xmlns:tools="http://schemas.android.com/tools"
 3 |     tools:context="com.example.emojidrop.MainActivity" >
 4 | 
 5 |     <item
 6 |         android:id="@+id/action_settings"
 7 |         android:orderInCategory="100"
 8 |         android:showAsAction="never"
 9 |         android:title="@string/action_settings"/>
10 | 
11 | </menu>
12 | 


--------------------------------------------------------------------------------
/res/values-v11/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!--
 4 |         Base application theme for API 11+. This theme completely replaces
 5 |         AppBaseTheme from res/values/styles.xml on API 11+ devices.
 6 |     -->
 7 |     <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
 8 |         <!-- API 11 theme customizations can go here. -->
 9 |     </style>
10 | 
11 | </resources>
12 | 


--------------------------------------------------------------------------------
/res/values-v14/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!--
 4 |         Base application theme for API 14+. This theme completely replaces
 5 |         AppBaseTheme from BOTH res/values/styles.xml and
 6 |         res/values-v11/styles.xml on API 14+ devices.
 7 |     -->
 8 |     <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
 9 |         <!-- API 14 theme customizations can go here. -->
10 |     </style>
11 | 
12 | </resources>
13 | 


--------------------------------------------------------------------------------
/res/values-w820dp/dimens.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!--
 4 |          Example customization of dimensions originally defined in res/values/dimens.xml
 5 |          (such as screen margins) for screens with more than 820dp of available width. This
 6 |          would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively).
 7 |     -->
 8 |     <dimen name="activity_horizontal_margin">64dp</dimen>
 9 | 
10 | </resources>
11 | 


--------------------------------------------------------------------------------
/res/values/dimens.xml:
--------------------------------------------------------------------------------
1 | <resources>
2 | 
3 |     <!-- Default screen margins, per the Android Design guidelines. -->
4 |     <dimen name="activity_horizontal_margin">16dp</dimen>
5 |     <dimen name="activity_vertical_margin">16dp</dimen>
6 | 
7 | </resources>
8 | 


--------------------------------------------------------------------------------
/res/values/strings.xml:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 | 
4 |     <string name="app_name">EmojiDrop</string>
5 |     <string name="hello_world">Hello world!</string>
6 |     <string name="action_settings">Settings</string>
7 | 
8 | </resources>
9 | 


--------------------------------------------------------------------------------
/res/values/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!--
 4 |         Base application theme, dependent on API level. This theme is replaced
 5 |         by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
 6 |     -->
 7 |     <style name="AppBaseTheme" parent="android:Theme.Light">
 8 |         <!--
 9 |             Theme customizations available in newer API levels can go in
10 |             res/values-vXX/styles.xml, while customizations related to
11 |             backward-compatibility can go here.
12 |         -->
13 |     </style>
14 | 
15 |     <!-- Application theme. -->
16 |     <style name="AppTheme" parent="AppBaseTheme">
17 |         <!-- All customizations that are NOT specific to a particular API-level can go here. -->
18 |     </style>
19 | 
20 | </resources>
21 | 


--------------------------------------------------------------------------------
/src/com/example/emojidrop/EmojiView.java:
--------------------------------------------------------------------------------
  1 | package com.example.emojidrop;
  2 | 
  3 | import java.util.List;
  4 | 
  5 | import android.animation.Animator;
  6 | import android.animation.Animator.AnimatorListener;
  7 | import android.animation.ValueAnimator;
  8 | import android.animation.ValueAnimator.AnimatorUpdateListener;
  9 | import android.annotation.SuppressLint;
 10 | import android.content.Context;
 11 | import android.graphics.Bitmap;
 12 | import android.graphics.BitmapFactory;
 13 | import android.graphics.Canvas;
 14 | import android.graphics.Color;
 15 | import android.graphics.Paint;
 16 | import android.graphics.Paint.Style;
 17 | import android.graphics.Path;
 18 | import android.graphics.PathMeasure;
 19 | import android.util.AttributeSet;
 20 | import android.view.View;
 21 | import android.view.animation.AccelerateInterpolator;
 22 | import android.view.animation.BounceInterpolator;
 23 | 
 24 | public class EmojiView extends View {
 25 | 
 26 | 	private PathMeasure pathMeasure;
 27 | 	private Path path;
 28 | 	private Paint mPaint;
 29 | 	private List<Point> points;
 30 | 	private float[] mCurrentPosition = new float[2];
 31 | 	private boolean flag = true;
 32 | 
 33 | 	public EmojiView(Context context) {
 34 | 		this(context, null);
 35 | 	}
 36 | 
 37 | 	public EmojiView(Context context, AttributeSet attrs, int defStyle) {
 38 | 		super(context, attrs, defStyle);
 39 | 		init();
 40 | 	}
 41 | 
 42 | 	public EmojiView(Context context, AttributeSet attrs) {
 43 | 		this(context, attrs, 0);
 44 | 	}
 45 | 
 46 | 	private void init() {
 47 | 		mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
 48 | 		mPaint.setStyle(Style.STROKE);
 49 | 		mPaint.setColor(Color.RED);
 50 | 
 51 | 		pathMeasure = new PathMeasure();
 52 | 		mCurrentPosition = new float[2];
 53 | 	}
 54 | 
 55 | 	public void setPoint(List<Point> pointList,int location) {
 56 | 		this.points = pointList;
 57 | 		path = new Path();
 58 | 		
 59 | 			Point point1 = pointList.get(0);
 60 | 			Point point2 = pointList.get(1);
 61 | 			if(flag){
 62 | 				if(0==point1.getLocation()){
 63 | 					path.moveTo(100, -10);
 64 | 					path.quadTo(100, -10,point1.getX(), point1.getY());
 65 | 				}else{
 66 | 					path.moveTo(600, -10);
 67 | 					path.quadTo(600, -10,point1.getX(), point1.getY());
 68 | 				}
 69 | 				flag = false;
 70 | 			}else{
 71 | 				path.moveTo(point1.getX(), point1.getY());
 72 | 			}
 73 | 			
 74 | 		if (point1.getLocation() == point2.getLocation()) {
 75 | 			if (0 == point2.getLocation()) {
 76 | 				path.cubicTo(point1.getX(), point1.getY(), point1.getX() + 50,
 77 | 						point1.getY() - 100, point2.getX()+50, point2.getY());
 78 | 				point2.setX(point2.getX()+50);
 79 | 			} else {
 80 | 				path.cubicTo(point1.getX(), point1.getY(), point1.getX() - 50,
 81 | 						point1.getY() - 100, point2.getX()-50, point2.getY());
 82 | 				point2.setX(point2.getX()-50);
 83 | 			}
 84 | 		} else {
 85 | 			if (0 == point1.getLocation())
 86 | 				path.cubicTo(point1.getX(), point1.getY(), point1.getX() + 250,
 87 | 						point1.getY() - 200, point2.getX(), point2.getY());
 88 | 			else
 89 | 				path.cubicTo(point1.getX(), point1.getY(), point1.getX() - 250,
 90 | 						point1.getY() - 200, point2.getX(), point2.getY());
 91 | 		}
 92 | 			
 93 | 		pathMeasure.setPath(path, false);
 94 | 	}
 95 | 
 96 | 	@SuppressLint("DrawAllocation")
 97 | 	protected void onDraw(Canvas canvas) {
 98 | 		super.onDraw(canvas);
 99 | 		canvas.drawColor(Color.TRANSPARENT);
100 | 		Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
101 | 				R.drawable.dog);
102 | 		canvas.drawBitmap(bitmap, mCurrentPosition[0], mCurrentPosition[1]-bitmap.getHeight(),
103 | 				mPaint);
104 | 	}
105 | 
106 | 	public void startPathAnim(long duration) {
107 | 		ValueAnimator valueAnimator = ValueAnimator.ofFloat(0,
108 | 				pathMeasure.getLength());
109 | 		valueAnimator.setDuration(duration);
110 | 		valueAnimator.setInterpolator(new AccelerateInterpolator());
111 | 		valueAnimator.addUpdateListener(new AnimatorUpdateListener() {
112 | 
113 | 			@Override
114 | 			public void onAnimationUpdate(ValueAnimator animation) {
115 | 				float value = (Float) animation.getAnimatedValue();
116 | 				// 获取当前点坐标封装到mCurrentPosition
117 | 				pathMeasure.getPosTan(value, mCurrentPosition, null);
118 | 				postInvalidate();
119 | 			}
120 | 		});
121 | 		valueAnimator.addListener(new AnimatorListener() {
122 | 
123 | 			@Override
124 | 			public void onAnimationStart(Animator animation) {
125 | 			}
126 | 
127 | 			@Override
128 | 			public void onAnimationRepeat(Animator animation) {
129 | 			}
130 | 
131 | 			@Override
132 | 			public void onAnimationEnd(Animator animation) {
133 | 				if(points.size()<1){
134 | 					return;
135 | 				}
136 | 				path = new Path();
137 | 				Point point = points.get(1); 
138 | 				path.moveTo(point.getX(), point.getY());
139 | 				path.quadTo(point.getX(), point.getY(),point.getX(), point.getY()-30);
140 | 				path.quadTo(point.getX(), point.getY()-30,point.getX(), point.getY());
141 | 				pathMeasure.setPath(path, false);
142 | 
143 | 				ValueAnimator valueAnimator = ValueAnimator.ofFloat(0,
144 | 						pathMeasure.getLength());
145 | 				valueAnimator.setDuration(1500);
146 | 				valueAnimator.setInterpolator(new BounceInterpolator());
147 | 				valueAnimator.addUpdateListener(new AnimatorUpdateListener() {
148 | 
149 | 					@Override
150 | 					public void onAnimationUpdate(ValueAnimator animation) {
151 | 						float value = (Float) animation.getAnimatedValue();
152 | 						// 获取当前点坐标封装到mCurrentPosition
153 | 						pathMeasure.getPosTan(value, mCurrentPosition, null);
154 | 						postInvalidate();
155 | 					}
156 | 				});
157 | 				valueAnimator.addListener(new AnimatorListener() {
158 | 					
159 | 					@Override
160 | 					public void onAnimationStart(Animator animation) {
161 | 					}
162 | 					
163 | 					@Override
164 | 					public void onAnimationRepeat(Animator animation) {
165 | 					}
166 | 					
167 | 					@Override
168 | 					public void onAnimationEnd(Animator animation) {
169 | 						if(points.size()>=3){
170 | 							points.remove(0);
171 | 							setPoint(points,points.get(0).getLocation());
172 | 							startPathAnim(1500);
173 | 						}else{
174 | 							setVisibility(View.GONE);
175 | 						}
176 | 					}
177 | 					
178 | 					@Override
179 | 					public void onAnimationCancel(Animator animation) {
180 | 					}
181 | 				});
182 | 				valueAnimator.start();
183 | 			}
184 | 
185 | 			@Override
186 | 			public void onAnimationCancel(Animator animation) {
187 | 			}
188 | 		});
189 | 		valueAnimator.start();
190 | 	}
191 | 
192 | }
193 | 


--------------------------------------------------------------------------------
/src/com/example/emojidrop/MainActivity.java:
--------------------------------------------------------------------------------
  1 | package com.example.emojidrop;
  2 | 
  3 | import java.util.ArrayList;
  4 | 
  5 | import android.app.Activity;
  6 | import android.os.Bundle;
  7 | import android.os.Handler;
  8 | import android.view.MotionEvent;
  9 | import android.view.View;
 10 | import android.view.View.OnClickListener;
 11 | import android.view.View.OnTouchListener;
 12 | import android.view.ViewGroup;
 13 | import android.view.Window;
 14 | import android.widget.BaseAdapter;
 15 | import android.widget.Button;
 16 | import android.widget.EditText;
 17 | import android.widget.ListView;
 18 | import android.widget.RelativeLayout;
 19 | import android.widget.RelativeLayout.LayoutParams;
 20 | import android.widget.TextView;
 21 | 
 22 | public class MainActivity extends Activity implements OnClickListener {
 23 | 
 24 | 	private ArrayList<Message> dateList;
 25 | 	private ListView mListView;
 26 | 	private RelativeLayout rl;
 27 | 	private Button mBtnLeft;
 28 | 	private Button mBtnRight;
 29 | 	private EditText mEdit;
 30 | 	private MyListAdapter myListAdapter;
 31 | 	private EmojiView emojiView;
 32 | 
 33 | 	@Override
 34 | 	protected void onCreate(Bundle savedInstanceState) {
 35 | 		super.onCreate(savedInstanceState);
 36 | 		this.requestWindowFeature(Window.FEATURE_NO_TITLE);
 37 | 		setContentView(R.layout.activity_main);
 38 | 
 39 | 		initView();
 40 | 		initData();
 41 | 
 42 | 	}
 43 | 
 44 | 	private void initData() {
 45 | 		dateList = new ArrayList<Message>();
 46 | 		dateList.add(new Message("aaaaaa", 0));//left:0  right:1
 47 | 		dateList.add(new Message("aaaaaa", 1));
 48 | 		dateList.add(new Message("aaaaaa", 1));
 49 | 		dateList.add(new Message("aaaaaa", 0));
 50 | 
 51 | 		myListAdapter = new MyListAdapter();
 52 | 		mListView.setAdapter(myListAdapter);
 53 | 	}
 54 | 
 55 | 	private void initView() {
 56 | 		mListView = (ListView) findViewById(R.id.list_id);
 57 | 		rl = (RelativeLayout) findViewById(R.id.rl);
 58 | 		mBtnLeft = (Button) findViewById(R.id.btn_left);
 59 | 		mBtnRight = (Button) findViewById(R.id.btn_right);
 60 | 		mEdit = (EditText) findViewById(R.id.edit);
 61 | 
 62 | 		mBtnLeft.setOnClickListener(this);
 63 | 		mBtnRight.setOnClickListener(this);
 64 | 		
 65 | 		mListView.setOnTouchListener(new OnTouchListener() {
 66 | 			float startY = 0;
 67 | 			@Override
 68 | 			public boolean onTouch(View v, MotionEvent event) {
 69 | 				switch (event.getAction()) {
 70 | 				case MotionEvent.ACTION_DOWN:
 71 | 					startY = event.getY();
 72 | 					break;
 73 | 				case MotionEvent.ACTION_MOVE:
 74 | 					float y = event.getY();
 75 | 					float moveY = y -startY ;
 76 | 					startY = y;
 77 | 					//获取手指滑动的偏移量 使动画不会位置错乱
 78 | 					if(emojiView!=null){
 79 | 						LayoutParams layoutParams = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT);
 80 | 						layoutParams.topMargin = (int) (emojiView.getTop()+moveY);
 81 | 						emojiView.setLayoutParams(layoutParams);
 82 | 					}
 83 | 				
 84 | 					break;
 85 | 				case MotionEvent.ACTION_UP:
 86 | 					
 87 | 					break;
 88 | 
 89 | 				}
 90 | 				return false;
 91 | 			}
 92 | 		});
 93 | 	}
 94 | 
 95 | 	/**
 96 | 	 * 获取状态栏的高度
 97 | 	 * 
 98 | 	 * @return
 99 | 	 */
100 | 	public int getStatusBarHeight() {
101 | 		int result = 0;
102 | 		int resourceId = getResources().getIdentifier("status_bar_height",
103 | 				"dimen", "android");
104 | 		if (resourceId > 0) {
105 | 			result = getResources().getDimensionPixelSize(resourceId);
106 | 		}
107 | 		return result;
108 | 	}
109 | 
110 | 	class MyListAdapter extends BaseAdapter {
111 | 
112 | 		@Override
113 | 		public int getCount() {
114 | 			return dateList.size();
115 | 		}
116 | 
117 | 		@Override
118 | 		public Object getItem(int position) {
119 | 			return dateList.get(position);
120 | 		}
121 | 
122 | 		@Override
123 | 		public long getItemId(int position) {
124 | 			return position;
125 | 		}
126 | 
127 | 		@Override
128 | 		public View getView(int position, View convertView, ViewGroup parent) {
129 | 			ViewHolder mViewHolder;
130 | 			int type = getItemViewType(position);
131 | 			if (convertView == null) {
132 | 				if (0 == type)
133 | 					convertView = View.inflate(MainActivity.this,
134 | 							R.layout.item_left, null);
135 | 				else {
136 | 					convertView = View.inflate(MainActivity.this,
137 | 							R.layout.item_right, null);
138 | 				}
139 | 				mViewHolder = createViewHolder(convertView);
140 | 				convertView.setTag(mViewHolder);
141 | 			} else {
142 | 				mViewHolder = (ViewHolder) convertView.getTag();
143 | 			}
144 | 
145 | 			mViewHolder.mTextView.setText(dateList.get(position).getContent());
146 | 
147 | 			return convertView;
148 | 		}
149 | 
150 | 		@Override
151 | 		public int getItemViewType(int position) {
152 | 			return dateList.get(position).getLocation();
153 | 		}
154 | 
155 | 		@Override
156 | 		public int getViewTypeCount() {
157 | 			return 2;
158 | 		}
159 | 
160 | 	}
161 | 
162 | 	private ViewHolder createViewHolder(View view) {
163 | 		ViewHolder viewHolder = new ViewHolder();
164 | 		viewHolder.mTextView = (TextView) view.findViewById(R.id.item_text);
165 | 		return viewHolder;
166 | 	}
167 | 
168 | 	class ViewHolder {
169 | 		private TextView mTextView;
170 | 	}
171 | 
172 | 	@Override
173 | 	public void onClick(View v) {
174 | 		if(!mEdit.getText().toString().isEmpty()){
175 | 			switch (v.getId()) {
176 | 			case R.id.btn_left:
177 | 				dateList.add(new Message(mEdit.getText().toString(), 0));
178 | 				break;
179 | 			case R.id.btn_right:
180 | 				dateList.add(new Message(mEdit.getText().toString(), 1));
181 | 				break;
182 | 
183 | 			}
184 | 			myListAdapter.notifyDataSetChanged();
185 | 			new Handler().postDelayed(new Runnable() {
186 | 				@Override
187 | 				public void run() {
188 | 					//在这过滤是否有关键词，有则开启动画
189 | 					if("aa".equals(mEdit.getText().toString())){
190 | 						int firstVisiblePosition = mListView.getFirstVisiblePosition();
191 | 
192 | 						int lastVisiblePosition = mListView.getLastVisiblePosition();
193 | 						ArrayList<Point> arrayList = new ArrayList<Point>();
194 | 						for (int i = 0, currentPos = firstVisiblePosition; i <= lastVisiblePosition-firstVisiblePosition; i++,currentPos++) {
195 | 							View v1 = mListView.getChildAt(i);
196 | 							if(v1==null){
197 | 								return;
198 | 							}
199 | 							View tx = v1.findViewById(R.id.item_text);
200 | 							int[] p = new int[2];
201 | 							tx.getLocationInWindow(p);
202 | 
203 | 							Point point = new Point();
204 | 							if (0 == dateList.get(currentPos).getLocation()) {
205 | 								point.setLocation(dateList.get(currentPos).getLocation());
206 | 								point.setXY(p[0] + 100, p[1] - getStatusBarHeight() - i);
207 | 							} else {
208 | 								point.setLocation(dateList.get(currentPos).getLocation());
209 | 								point.setXY(600, p[1] - getStatusBarHeight() - i);
210 | 							}
211 | 							arrayList.add(point);
212 | 						}
213 | 
214 | 						emojiView = new EmojiView(MainActivity.this);
215 | 						rl.addView(emojiView,1);
216 | 						emojiView.setPoint(arrayList, arrayList.get(0).getLocation());
217 | 						emojiView.startPathAnim(1500);
218 | 					}
219 | 				}
220 | 			}, 1000);
221 | 		}
222 | 	}
223 | }
224 | 


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/src/com/example/emojidrop/Message.java:
--------------------------------------------------------------------------------
 1 | package com.example.emojidrop;
 2 | 
 3 | public class Message {
 4 | 
 5 | 	private String content;
 6 | 	private int location;//left:0  right:1
 7 | 	public String getContent() {
 8 | 		return content;
 9 | 	}
10 | 	public int getLocation() {
11 | 		return location;
12 | 	}
13 | 	public void setContent(String content) {
14 | 		this.content = content;
15 | 	}
16 | 	public void setLocation(int location) {
17 | 		this.location = location;
18 | 	}
19 | 	
20 | 	
21 | 	public Message(String content,int location){
22 | 		this.content = content;
23 | 		this.location = location;
24 | 	}
25 | }
26 | 


--------------------------------------------------------------------------------
/src/com/example/emojidrop/Point.java:
--------------------------------------------------------------------------------
 1 | package com.example.emojidrop;
 2 | 
 3 | public class Point {
 4 | 
 5 | 	private float x;
 6 | 	
 7 | 	private float y;
 8 | 	
 9 | 	private int location;//left:0  right:1
10 | 
11 | 	public int getLocation() {
12 | 		return location;
13 | 	}
14 | 
15 | 	public void setLocation(int location) {
16 | 		this.location = location;
17 | 	}
18 | 
19 | 	public float getX() {
20 | 		return x;
21 | 	}
22 | 
23 | 	public float getY() {
24 | 		return y;
25 | 	}
26 | 
27 | 	public void setX(float x) {
28 | 		this.x = x;
29 | 	}
30 | 
31 | 	public void setY(float y) {
32 | 		this.y = y;
33 | 	}
34 | 	
35 | 	public void setXY(float x,float y){
36 | 		this.x = x;
37 | 		this.y = y;
38 | 	}
39 | }
40 | 


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