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‎.gitignore

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*.iml
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.gradle
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/local.properties
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/.idea/libraries
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/.idea/modules.xml
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/.idea/workspace.xml
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.DS_Store
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/build
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/captures
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.externalNativeBuild

‎.idea/caches/build_file_checksums.ser

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‎app/.gitignore

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/build

‎app/build.gradle

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apply plugin: 'com.android.application'
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apply plugin: 'kotlin-android'
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apply plugin: 'kotlin-android-extensions'
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android {
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compileSdkVersion 28
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defaultConfig {
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applicationId "com.iyao.sample"
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minSdkVersion 14
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targetSdkVersion 28
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versionCode 1
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versionName "1.0"
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testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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}
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dependencies {
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implementation fileTree(include: ['*.jar'], dir: 'libs')
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implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
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implementation 'com.android.support:appcompat-v7:28.0.0'
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implementation 'com.android.support.constraint:constraint-layout:1.1.3'
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testImplementation 'junit:junit:4.12'
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androidTestImplementation 'com.android.support.test:runner:1.0.2'
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androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
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implementation project(':easyat')
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}

‎app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile

‎app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.iyao.sample">
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/AppTheme">
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<activity android:name=".MainActivity">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎app/src/main/java/com/iyao/sample/MainActivity.kt

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package com.iyao.sample
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import android.os.Bundle
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import android.support.v7.app.AppCompatActivity
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import android.text.SpannableStringBuilder
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import android.text.method.ScrollingMovementMethod
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import com.iyao.sample.method.*
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import kotlinx.android.synthetic.main.activity_main.*
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import java.util.*
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class MainActivity : AppCompatActivity() {
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private val methods = arrayOf(QQ, WeChat, Weibo)
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private var iterator: Iterator<Method> = methods.iterator()
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private val methodContext = MethodContext()
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private val users = arrayListOf(
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User("1", "激浊扬清"),
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User("2", "清风引佩下瑶台"),
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User("3", "浊泾清渭"),
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User("4", "刀光掩映孔雀屏"),
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User("5", "清风徐来"),
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User("6", "英雄无双风流婿"),
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User("7", "源清流洁"),
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User("8", "占断人间天上福"),
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User("9", "清音幽韵"),
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User("10", "碧箫声里双鸣凤"),
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User("11", "风清弊绝"),
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User("12", "天教艳质为眷属"),
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User("13", "独清独醒"),
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User("14", "千金一刻庆良宵"))
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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btnAppend.setOnClickListener {
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if (methodContext.method == null) {
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switch()
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}
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val user = users[Random().nextInt(14)].copy()
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(normalEdit.text as SpannableStringBuilder)
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.append(methodContext.newSpannable(user))
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.append(" ")
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}
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btnSwitch.setOnClickListener {
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switch()
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}
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btnPrint.setOnClickListener { _ ->
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val editable = normalEdit.text
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txtLogs.text = editable.getSpans(0, normalEdit.length(), User::class.java).joinToString("\n") {
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"$it, ${editable.getSpanStart(it)}, ${editable.getSpanEnd(it)}"
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}
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}
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txtLogs.movementMethod = ScrollingMovementMethod.getInstance()
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}
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private fun switch() {
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val method = circularMethod()
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methodContext.method = method
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btnSwitch.text = method.javaClass.simpleName
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methodContext.init(normalEdit)
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}
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private tailrec fun circularMethod(): Method {
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return if (iterator.hasNext()) {
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iterator.next()
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} else {
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iterator = methods.iterator()
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circularMethod()
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}
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}
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}

‎app/src/main/java/com/iyao/sample/User.kt

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package com.iyao.sample
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import android.graphics.Color
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import android.text.Spannable
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import android.text.SpannableString
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import android.text.style.ForegroundColorSpan
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import com.iyao.eastat.span.DataBindingSpan
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import com.iyao.eastat.span.DirtySpan
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data class User(val id: String, var name: String): DataBindingSpan,
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DirtySpan {
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fun getSpannedName(): Spannable {
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return SpannableString("@$name").apply {
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setSpan(ForegroundColorSpan(Color.CYAN), 0, length, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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}
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}
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override fun isDirty(text: Spannable): Boolean {
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val spanStart = text.getSpanStart(this)
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val spanEnd = text.getSpanEnd(this)
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return spanStart >= 0 && spanEnd >= 0 && text.substring(spanStart, spanEnd) != name
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}
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}

‎app/src/main/java/com/iyao/sample/method/Method.kt

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package com.iyao.sample.method
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import android.text.Spannable
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import android.widget.EditText
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import com.iyao.sample.User
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interface Method {
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fun init(editText: EditText)
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fun newSpannable(user: User): Spannable
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}

‎app/src/main/java/com/iyao/sample/method/MethodContext.kt

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package com.iyao.sample.method
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import android.text.Spannable
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import android.widget.EditText
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import com.iyao.sample.User
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class MethodContext: Method {
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var method: Method? = null
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override fun init(editText: EditText) {
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method?.init(editText)
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}
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override fun newSpannable(user: User): Spannable {
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return method?.newSpannable(user) ?: throw NullPointerException("method: null")
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}
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}

‎app/src/main/java/com/iyao/sample/method/QQ.kt

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package com.iyao.sample.method
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import android.graphics.*
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import android.graphics.drawable.BitmapDrawable
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import android.graphics.drawable.ColorDrawable
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import android.graphics.drawable.Drawable
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import android.os.Build
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import android.text.*
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import android.text.style.ImageSpan
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import android.widget.EditText
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import com.iyao.eastat.SpanFactory
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import com.iyao.sample.User
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import kotlin.math.min
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object QQ: Method {
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private lateinit var layout: DynamicLayout
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private val highLight = Path()
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private val highLightPaint = Paint(Paint.ANTI_ALIAS_FLAG)
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private var width = 0
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private lateinit var textPaint: TextPaint
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override fun init(editText: EditText) {
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editText.text = null
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val eLayout = editText.layout
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
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highLightPaint.color = editText.highlightColor
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} else {
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highLightPaint.color = Color.YELLOW
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}
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highLightPaint.style = Paint.Style.FILL
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textPaint = eLayout.paint
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width = eLayout.width
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layout = DynamicLayout(SpannableStringBuilder(), eLayout.paint, eLayout.width, eLayout.alignment, eLayout.spacingMultiplier, eLayout.spacingAdd, true)
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editText.setOnKeyListener(null)
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editText.setEditableFactory(Editable.Factory.getInstance())
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}
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override fun newSpannable(user: User): Spannable {
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return SpanFactory.newSpannable("@${user.name}", user, ImageSpan(createDrawable(user.getSpannedName())))
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}
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@Suppress("DEPRECATION")
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private fun createDrawable(source: CharSequence): Drawable {
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return if (::layout.isInitialized) {
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val builder = layout.text as SpannableStringBuilder
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builder.clear()
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builder.append(source)
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val want = textPaint.measureText(builder, 0, builder.length).toInt()
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if (want != layout.width) {
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layout = DynamicLayout(builder, layout.paint, min(want, width), layout.alignment, layout.spacingMultiplier, layout.spacingAdd, true)
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}
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val bitmap = Bitmap.createBitmap(layout.width, layout.height, Bitmap.Config.ARGB_8888)
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val rect = Rect(0, 0, bitmap.width, bitmap.height)
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highLight.reset()
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highLight.addRect(RectF(rect), Path.Direction.CCW)
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layout.draw(Canvas(bitmap), highLight, highLightPaint, 0)
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BitmapDrawable(bitmap).apply {
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bounds = rect
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}
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} else throw IllegalAccessException()
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}
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}

‎app/src/main/java/com/iyao/sample/method/WeChat.kt

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package com.iyao.sample.method
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import android.text.Spannable
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import android.view.KeyEvent
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import android.widget.EditText
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import com.iyao.eastat.KeyCodeDeleteHelper
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import com.iyao.eastat.NoCopySpanEditableFactory
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import com.iyao.eastat.SpanFactory
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import com.iyao.sample.User
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import com.iyao.eastat.span.DirtySpan
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import com.iyao.eastat.watcher.DirtySpanWatcher
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object WeChat: Method {
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override fun init(editText: EditText) {
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editText.text = null
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editText.setEditableFactory(NoCopySpanEditableFactory(
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DirtySpanWatcher { it is DirtySpan }))
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editText.setOnKeyListener { v, keyCode, event ->
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if (keyCode == KeyEvent.KEYCODE_DEL && event.action == KeyEvent.ACTION_DOWN) {
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KeyCodeDeleteHelper.onDelDown((v as EditText).text)
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}
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return@setOnKeyListener false
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}
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}
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override fun newSpannable(user: User): Spannable {
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return SpanFactory.newSpannable("@${user.name}", user)
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}
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}

‎app/src/main/java/com/iyao/sample/method/Weibo.kt

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package com.iyao.sample.method
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import android.text.Spannable
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import android.view.KeyEvent
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import android.widget.EditText
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import com.iyao.eastat.KeyCodeDeleteHelper
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import com.iyao.eastat.NoCopySpanEditableFactory
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import com.iyao.eastat.SpanFactory
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import com.iyao.sample.User
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import com.iyao.eastat.span.DataBindingSpan
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import com.iyao.eastat.watcher.SelectionSpanWatcher
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object Weibo: Method {
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override fun init(editText: EditText) {
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editText.text = null
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editText.setEditableFactory(NoCopySpanEditableFactory(
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SelectionSpanWatcher(
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DataBindingSpan::class)))
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editText.setOnKeyListener { v, keyCode, event ->
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if (keyCode == KeyEvent.KEYCODE_DEL && event.action == KeyEvent.ACTION_DOWN) {
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return@setOnKeyListener KeyCodeDeleteHelper.onDelDown(
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(v as EditText).text)
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}
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return@setOnKeyListener false
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}
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}
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override fun newSpannable(user: User): Spannable {
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return SpanFactory.newSpannable(user.getSpannedName(), user)
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}
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}

‎app/src/main/res/drawable-v24/ic_launcher_foreground.xml

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:aapt="http://schemas.android.com/aapt"
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android:width="108dp"
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android:height="108dp"
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android:viewportHeight="108"
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android:viewportWidth="108">
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<path
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android:fillType="evenOdd"
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android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
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android:strokeColor="#00000000"
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android:strokeWidth="1">
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<aapt:attr name="android:fillColor">
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<gradient
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android:endX="78.5885"
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android:endY="90.9159"
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android:startX="48.7653"
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android:startY="61.0927"
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android:type="linear">
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<item
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android:color="#44000000"
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android:offset="0.0" />
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<item
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android:color="#00000000"
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android:offset="1.0" />
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</gradient>
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</aapt:attr>
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</path>
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<path
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android:fillColor="#FFFFFF"
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android:fillType="nonZero"
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android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
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android:strokeColor="#00000000"
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android:strokeWidth="1" />
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</vector>

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