├── .gitignore
├── .idea
├── caches
│ └── build_file_checksums.ser
├── codeStyles
│ └── Project.xml
├── compiler.xml
├── encodings.xml
├── gradle.xml
├── misc.xml
├── runConfigurations.xml
└── vcs.xml
├── README.md
├── app
├── .gitignore
├── build.gradle
├── proguard-rules.pro
└── src
│ └── main
│ ├── AndroidManifest.xml
│ ├── java
│ └── com
│ │ └── kd
│ │ └── kotlin
│ │ └── extend
│ │ └── utils
│ │ ├── ActivityExtends.kt
│ │ ├── BitmapExtends.kt
│ │ ├── ContextExtends.kt
│ │ ├── FileExtends.kt
│ │ ├── ImageViewExtends.kt
│ │ ├── MainActivity.kt
│ │ ├── SharedPreferencesExtends.kt
│ │ ├── TextViewExtends.kt
│ │ └── ViewExtends.kt
│ └── res
│ ├── drawable-v24
│ └── ic_launcher_foreground.xml
│ ├── drawable
│ └── ic_launcher_background.xml
│ ├── layout
│ └── activity_main.xml
│ ├── mipmap-anydpi-v26
│ ├── ic_launcher.xml
│ └── ic_launcher_round.xml
│ ├── mipmap-hdpi
│ ├── ic_launcher.png
│ └── ic_launcher_round.png
│ ├── mipmap-mdpi
│ ├── ic_launcher.png
│ └── ic_launcher_round.png
│ ├── mipmap-xhdpi
│ ├── ic_launcher.png
│ └── ic_launcher_round.png
│ ├── mipmap-xxhdpi
│ ├── ic_launcher.png
│ └── ic_launcher_round.png
│ ├── mipmap-xxxhdpi
│ ├── ic_launcher.png
│ └── ic_launcher_round.png
│ └── values
│ ├── colors.xml
│ ├── strings.xml
│ └── styles.xml
├── build.gradle
├── gradle.properties
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── gradlew
├── gradlew.bat
└── settings.gradle
/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/libraries
5 | /.idea/modules.xml
6 | /.idea/workspace.xml
7 | .DS_Store
8 | /build
9 | /captures
10 | .externalNativeBuild
11 |
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/.idea/caches/build_file_checksums.ser:
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/README.md:
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1 | # Kotlin 常用扩展函数总结
2 |
3 | ## 1.ImageViewExtends(Glide)
4 |
5 | | 名称 | 描述|
6 | | --- |:---:|
7 | | loadImage| 加载图片|
8 | | loadCircleImage | 加载圆形图片 |
9 | | loadRoundCornerImage | 加载圆角图片 |
10 | | loadImageByProportion | 按照图片的宽高比加载 |
11 | | loadClear | 取消加载 |
12 |
13 | ## 2.ViewExtends
14 |
15 | | 名称 | 描述|
16 | | --- |:---:|
17 | | view2Bitmap | View 转 bitmap |
18 | | bottomMargin | 底部Margin |
19 | | leftMargin | 左侧Margin |
20 | | topMargin | 上部Margin |
21 | | rightMargin | 右侧Margin |
22 |
23 | ## 3.TextViewExtends
24 |
25 | | 名称 | 描述|
26 | | --- |:---:|
27 | | setColor | 设置颜色 |
28 | | setDrawableLeft | 左侧Drawable |
29 | | setDrawableTop | 上部Drawable |
30 | | setDrawableRight | 右侧Drawable |
31 | | setDrawableBottom | 下部Drawable |
32 |
33 | ## 4.ContextExtends
34 |
35 | | 名称 | 描述|
36 | | --- |:---:|
37 | | toast | 展示toast |
38 | | centerToast | 中心展示toast |
39 | | dp2px | dp转px |
40 | | px2dp | px转dp |
41 | | sp2px | sp转px |
42 | | px2sp | px转sp |
43 | | getScreenWidth | 屏幕宽度 |
44 | | getScreenHeight | 屏幕高度 |
45 | | openWirelessSettings | 打开网络设置界面 |
46 | | isConnected | 网络是否连接 |
47 | | isMobileData | 判断网络是否是移动数据 |
48 | | startHomeActivity | 退回到桌面 |
49 |
50 | ## 5.ActivityExtends
51 |
52 | | 名称 | 描述|
53 | | --- |:---:|
54 | | screenShot | 屏幕截图 |
55 | | isPortrait | 是否竖屏 |
56 | | isLandscape | 是否横屏 |
57 | | setPortrait | 设置竖屏 |
58 | | setLandscape | 设置横屏 |
59 | | setFullScreen | 设置全屏 |
60 | | showKeyboard | 显示软键盘 |
61 | | hideKeyboard | 隐藏软键盘 |
62 |
63 | ## 6.BitmapExtends
64 |
65 | | 名称 | 描述|
66 | | --- |:---:|
67 | | scale | bitmap 缩放 |
68 |
69 | ## 7.FileExtends
70 |
71 | | 名称 | 描述|
72 | | --- |:---:|
73 | | getBitmap | file 转 bitmap |
74 |
75 |
76 |
77 |
78 |
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/app/.gitignore:
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1 | /build
2 |
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | apply plugin: 'kotlin-android'
4 |
5 | apply plugin: 'kotlin-android-extensions'
6 |
7 | android {
8 | compileSdkVersion 27
9 | defaultConfig {
10 | applicationId "com.kd.kotlin.extend.utils"
11 | minSdkVersion 21
12 | targetSdkVersion 27
13 | versionCode 1
14 | versionName "1.0"
15 | }
16 | buildTypes {
17 | release {
18 | minifyEnabled false
19 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
20 | }
21 | }
22 | }
23 |
24 | dependencies {
25 | implementation fileTree(dir: 'libs', include: ['*.jar'])
26 | implementation"org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
27 | implementation 'com.android.support:appcompat-v7:27.0.2'
28 | implementation 'com.android.support.constraint:constraint-layout:1.0.2'
29 |
30 | implementation 'com.github.bumptech.glide:glide:4.7.1'
31 | }
32 |
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/app/proguard-rules.pro:
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1 | # Add project specific ProGuard rules here.
2 | # You can control the set of applied configuration files using the
3 | # proguardFiles setting in build.gradle.
4 | #
5 | # For more details, see
6 | # http://developer.android.com/guide/developing/tools/proguard.html
7 |
8 | # If your project uses WebView with JS, uncomment the following
9 | # and specify the fully qualified class name to the JavaScript interface
10 | # class:
11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
12 | # public *;
13 | #}
14 |
15 | # Uncomment this to preserve the line number information for
16 | # debugging stack traces.
17 | #-keepattributes SourceFile,LineNumberTable
18 |
19 | # If you keep the line number information, uncomment this to
20 | # hide the original source file name.
21 | #-renamesourcefileattribute SourceFile
22 |
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/app/src/main/AndroidManifest.xml:
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/app/src/main/java/com/kd/kotlin/extend/utils/ActivityExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.app.Activity
4 | import android.content.pm.ActivityInfo
5 | import android.content.res.Configuration
6 | import android.graphics.Bitmap
7 | import android.util.DisplayMetrics
8 | import android.view.View
9 | import android.view.WindowManager
10 | import android.view.inputmethod.InputMethodManager
11 |
12 |
13 |
14 | /**
15 | * 屏幕截图
16 | */
17 | fun Activity.screenShot(activity: Activity, isDeleteStatusBar: Boolean = true): Bitmap {
18 | val decorView = activity.window.decorView
19 | decorView.isDrawingCacheEnabled = true
20 | decorView.buildDrawingCache()
21 | val bmp = decorView.drawingCache
22 | val dm = DisplayMetrics()
23 | activity.windowManager.defaultDisplay.getMetrics(dm)
24 | var ret: Bitmap? = null
25 | if (isDeleteStatusBar) {
26 | val resources = activity.resources
27 | val resourceId = resources.getIdentifier("status_bar_height", "dimen", "android")
28 | val statusBarHeight = resources.getDimensionPixelSize(resourceId)
29 | ret = Bitmap.createBitmap(bmp, 0, statusBarHeight, dm.widthPixels, dm.heightPixels - statusBarHeight)
30 | } else {
31 | ret = Bitmap.createBitmap(bmp, 0, 0, dm.widthPixels, dm.heightPixels)
32 | }
33 | decorView.destroyDrawingCache()
34 | return ret!!
35 | }
36 |
37 | /**
38 | * 是否竖屏
39 | */
40 | fun Activity.isPortrait(): Boolean {
41 | return resources.configuration.orientation === Configuration.ORIENTATION_PORTRAIT
42 | }
43 |
44 | /**
45 | * 是否横屏
46 | */
47 | fun Activity.isLandscape(): Boolean {
48 | return resources.configuration.orientation === Configuration.ORIENTATION_LANDSCAPE
49 | }
50 |
51 |
52 | /**
53 | * 设置竖屏
54 | */
55 | fun Activity.setPortrait() {
56 | this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
57 | }
58 |
59 | /**
60 | * 设置横屏
61 | */
62 | fun Activity.setLandscape() {
63 | this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
64 | }
65 |
66 | /**
67 | * 设置全屏
68 | */
69 | fun Activity.setFullScreen() {
70 | this.window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN or WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
71 | }
72 |
73 | /**
74 | * 显示软键盘
75 | */
76 | fun Activity.showKeyboard() {
77 | var imm: InputMethodManager = this.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
78 | ?: return
79 | var view = this.currentFocus
80 | if (view == null) {
81 | view = View(this)
82 | view!!.isFocusable = true
83 | view!!.isFocusableInTouchMode = true
84 | view!!.requestFocus()
85 | }
86 | imm.showSoftInput(view, InputMethodManager.SHOW_FORCED)
87 | }
88 |
89 | /**
90 | * 隐藏软键盘
91 | */
92 | fun Activity.hideKeyboard() {
93 | var imm: InputMethodManager = this.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
94 | ?: return
95 | var view = this.currentFocus
96 | if (view == null) {
97 | view = View(this)
98 | }
99 | imm.hideSoftInputFromWindow(view.windowToken, 0)
100 | }
101 |
102 |
103 |
104 |
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/app/src/main/java/com/kd/kotlin/extend/utils/BitmapExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.graphics.Bitmap
4 |
5 | /**
6 | * bitmap 缩放
7 | */
8 | fun Bitmap.scale(newWidth: Int, newHeight: Int, recycle: Boolean = false): Bitmap {
9 | var ret = Bitmap.createScaledBitmap(this, newWidth, newHeight, true)
10 | if (recycle && !this.isRecycled) this.recycle()
11 | return ret
12 | }
13 |
14 |
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/app/src/main/java/com/kd/kotlin/extend/utils/ContextExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.annotation.SuppressLint
4 | import android.content.Context
5 | import android.content.Intent
6 | import android.graphics.Point
7 | import android.net.ConnectivityManager
8 | import android.net.NetworkInfo
9 | import android.os.Build
10 | import android.view.Gravity
11 | import android.view.WindowManager
12 | import android.widget.Toast
13 |
14 |
15 | //----------toast----------
16 | fun Context.toast(text: CharSequence, duration: Int = Toast.LENGTH_SHORT) {
17 | Toast.makeText(this, text, duration).show()
18 | }
19 |
20 | fun Context.toast(resId: Int, duration: Int = Toast.LENGTH_SHORT) {
21 | Toast.makeText(this, resId, duration).show()
22 | }
23 |
24 | fun Context.centerToast(resId: Int, duration: Int = Toast.LENGTH_SHORT) {
25 | var t = Toast.makeText(this, resId, duration)
26 | t.setGravity(Gravity.CENTER, 0, 0)
27 | t.show()
28 | }
29 |
30 | //----------尺寸转换----------
31 |
32 | fun Context.dp2px(dpValue: Float): Int {
33 | val scale = resources.displayMetrics.density
34 | return (dpValue * scale + 0.5f).toInt()
35 | }
36 |
37 | fun Context.px2dp(pxValue: Float): Int {
38 | val scale = resources.displayMetrics.density
39 | return (pxValue / scale + 0.5f).toInt()
40 | }
41 |
42 | fun Context.sp2px(spValue: Float): Int {
43 | val scale = resources.displayMetrics.scaledDensity
44 | return (spValue * scale + 0.5f).toInt()
45 | }
46 |
47 | fun Context.px2sp(pxValue: Float): Int {
48 | val scale = resources.displayMetrics.scaledDensity
49 | return (pxValue / scale + 0.5f).toInt()
50 | }
51 |
52 | //----------屏幕尺寸----------
53 |
54 | fun Context.getScreenWidth(): Int {
55 | var wm: WindowManager = this.getSystemService(Context.WINDOW_SERVICE) as WindowManager
56 | ?: return resources.displayMetrics.widthPixels
57 | var point = Point()
58 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
59 | wm.defaultDisplay.getRealSize(point)
60 | } else {
61 | wm.defaultDisplay.getSize(point)
62 | }
63 | return point.x
64 | }
65 |
66 | fun Context.getScreenHeight(): Int {
67 | var wm: WindowManager = this.getSystemService(Context.WINDOW_SERVICE) as WindowManager
68 | ?: return resources.displayMetrics.heightPixels
69 | var point = Point()
70 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
71 | wm.defaultDisplay.getRealSize(point)
72 | } else {
73 | wm.defaultDisplay.getSize(point)
74 | }
75 | return point.y
76 | }
77 |
78 |
79 | //----------NetWork----------
80 |
81 | /**
82 | * 打开网络设置
83 | */
84 | fun Context.openWirelessSettings() {
85 | startActivity(Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK))
86 | }
87 |
88 | /**
89 | * 网络是否连接
90 | */
91 | fun Context.isConnected(): Boolean {
92 | var info = this.getActiveNetworkInfo()
93 | return info.isConnected
94 | }
95 |
96 | /**
97 | * 判断网络是否是移动数据
98 | */
99 | fun Context.isMobileData(): Boolean {
100 | var info = this.getActiveNetworkInfo()
101 | return (null != info
102 | && info.isAvailable
103 | && info.type == ConnectivityManager.TYPE_MOBILE)
104 | }
105 |
106 | /**
107 | * 退回到桌面
108 | */
109 | fun Context.startHomeActivity() {
110 | val homeIntent = Intent(Intent.ACTION_MAIN)
111 | homeIntent.addCategory(Intent.CATEGORY_HOME)
112 | startActivity(homeIntent)
113 | }
114 |
115 |
116 | @SuppressLint("MissingPermission")
117 | private fun Context.getActiveNetworkInfo(): NetworkInfo {
118 | var manager = this.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
119 | return manager.activeNetworkInfo
120 | }
121 |
122 |
123 |
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/app/src/main/java/com/kd/kotlin/extend/utils/FileExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.graphics.Bitmap
4 | import android.graphics.BitmapFactory
5 | import java.io.File
6 |
7 | /**
8 | * file 转 bitmap
9 | */
10 | fun File.getBitmap(): Bitmap {
11 | return BitmapFactory.decodeFile(this.absolutePath)
12 | }
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/app/src/main/java/com/kd/kotlin/extend/utils/ImageViewExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.content.Context
4 | import android.graphics.Point
5 | import android.os.Build
6 | import android.support.annotation.IntRange
7 | import android.view.ViewGroup
8 | import android.view.WindowManager
9 | import android.widget.ImageView
10 | import com.bumptech.glide.Glide
11 | import com.bumptech.glide.Priority
12 | import com.bumptech.glide.load.engine.DiskCacheStrategy
13 | import com.bumptech.glide.load.resource.bitmap.RoundedCorners
14 | import com.bumptech.glide.request.RequestOptions
15 |
16 |
17 | /**
18 | * 加载图片
19 | */
20 | fun ImageView.loadImage(context: Context, path: String, placeholder: Int = R.mipmap.ic_launcher, useCache: Boolean = false) {
21 | var options = getOptions(placeholder, useCache)
22 | Glide.with(context).load(path).apply(options).into(this)
23 | }
24 |
25 | /**
26 | * 加载圆形图片
27 | */
28 | fun ImageView.loadCircleImage(context: Context, path: String, placeholder: Int = R.mipmap.ic_launcher, useCache: Boolean = false) {
29 | var options = getOptions(placeholder, useCache)
30 | options.circleCrop()
31 | Glide.with(context).load(path).apply(options).into(this)
32 | }
33 |
34 | /**
35 | * 加载圆角图片
36 | */
37 | fun ImageView.loadRoundCornerImage(context: Context, path: String, roundingRadius: Int = 20, placeholder: Int = R.mipmap.ic_launcher, useCache: Boolean = false) {
38 | var options = getOptions(placeholder, useCache)
39 | Glide.with(context).load(path).apply(RequestOptions.bitmapTransform(RoundedCorners(roundingRadius))).apply(options).into(this)
40 | }
41 |
42 | /**
43 | * 取消加载
44 | */
45 | fun ImageView.loadClear(context: Context) {
46 | Glide.with(context).clear(this)
47 | }
48 |
49 | /**
50 | * 按照图片的宽高比加载
51 | * 使用本属性的ImageView在xml布局中的width及height属性必须为WRAP_CONTENT
52 | * widthProportion 为相对于屏幕宽度的比例取值范围为0.0-1.0，当widthProportion=1.0时，ImageView的宽度为屏幕宽度
53 | * heightProportion为相对于图片宽度的显示比例
54 | */
55 | fun ImageView.loadImageByProportion(@IntRange(from = 0, to = 1) widthProportion: Float, heightProportion: Float) {
56 | this.adjustViewBounds = true
57 | var screenWidth = 0
58 | var wm: WindowManager = this.context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
59 | if (wm == null) {
60 | screenWidth = this.context.resources.displayMetrics.widthPixels - leftMargin - rightMargin
61 | } else {
62 | var point = Point()
63 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
64 | wm.defaultDisplay.getRealSize(point)
65 | } else {
66 | wm.defaultDisplay.getSize(point)
67 | }
68 | screenWidth = point.x - leftMargin - rightMargin
69 | }
70 | var para = this.layoutParams
71 | para.width = (screenWidth * widthProportion).toInt()
72 | para.height = ViewGroup.LayoutParams.WRAP_CONTENT
73 | layoutParams = para
74 | maxWidth = (screenWidth * widthProportion).toInt()
75 | maxHeight = (screenWidth * widthProportion * heightProportion).toInt()
76 | scaleType = ImageView.ScaleType.CENTER_CROP
77 | }
78 |
79 |
80 | private fun ImageView.getOptions(placeholder: Int = R.mipmap.ic_launcher, useCache: Boolean = false): RequestOptions {
81 | var options = RequestOptions()
82 | options.placeholder(placeholder)
83 | options.priority(Priority.HIGH)
84 | if (useCache)
85 | options.diskCacheStrategy(DiskCacheStrategy.AUTOMATIC)
86 | return options
87 | }
88 |
89 |
90 |
91 |
92 |
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/app/src/main/java/com/kd/kotlin/extend/utils/MainActivity.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.os.Bundle
4 | import android.support.v7.app.AppCompatActivity
5 | import kotlinx.android.synthetic.main.activity_main.*
6 |
7 | class MainActivity : AppCompatActivity() {
8 | override fun onCreate(savedInstanceState: Bundle?) {
9 | super.onCreate(savedInstanceState)
10 | setContentView(R.layout.activity_main)
11 |
12 | img.loadImage(this, "http://c.hiphotos.baidu.com/image/pic/item/fd039245d688d43ffdcaed06711ed21b0ff43be6.jpg")
13 | img.loadImageByProportion(1/3f, 9/16f)
14 | }
15 | }
16 |
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/app/src/main/java/com/kd/kotlin/extend/utils/SharedPreferencesExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.content.Context
4 | import android.content.SharedPreferences
5 | import java.lang.IllegalArgumentException
6 | import kotlin.properties.ReadWriteProperty
7 | import kotlin.reflect.KProperty
8 |
9 | object SharedPreferencesExtends {
10 |
11 | val PREFS_NAME: String = "SP_EXTENDS"
12 |
13 | fun notNullSingleValue() = NotNullSingleValueVar()
14 |
15 | fun preference(context: Context, name: String, default: T) = Preference(context, name, default)
16 |
17 | class NotNullSingleValueVar : ReadWriteProperty {
18 | private var value: T? = null
19 | override fun getValue(thisRef: Any?, property: KProperty<*>): T {
20 | return value ?: throw IllegalStateException("${property.name} not initialized")
21 | }
22 |
23 | override fun setValue(thisRef: Any?, property: KProperty<*>, value: T) {
24 | this.value = if (this.value == null) value else throw IllegalStateException("${property.name} already initialized")
25 | }
26 | }
27 |
28 | class Preference(val context: Context, val name: String, val default: T) : ReadWriteProperty {
29 | val prefs: SharedPreferences by lazy { context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE) }
30 |
31 | override fun getValue(thisRef: Any?, property: KProperty<*>): T {
32 | return findPreference(name, default)
33 | }
34 |
35 | override fun setValue(thisRef: Any?, property: KProperty<*>, value: T) {
36 | putPreference(name, value)
37 | }
38 |
39 | @Suppress("UNCHECKED_CAST")
40 | private fun findPreference(name: String, default: T): T = with(prefs) {
41 | val res: Any = when (default) {
42 | is Long -> getLong(name, default)
43 | is String -> getString(name, default)
44 | is Int -> getInt(name, default)
45 | is Boolean -> getBoolean(name, default)
46 | is Float -> getFloat(name, default)
47 | else -> throw IllegalArgumentException("This type can be saved into Preferences")
48 | }
49 | res as T
50 | }
51 |
52 | private fun putPreference(name: String, value: T) = with(prefs.edit()) {
53 | when (value) {
54 | is Long -> putLong(name, value)
55 | is String -> putString(name, value)
56 | is Int -> putInt(name, value)
57 | is Boolean -> putBoolean(name, value)
58 | is Float -> putFloat(name, value)
59 | else -> throw IllegalArgumentException("This type can't be saved into Preferences")
60 | }.apply()
61 | }
62 |
63 | }
64 |
65 | }
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/app/src/main/java/com/kd/kotlin/extend/utils/TextViewExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.widget.TextView
4 |
5 | /**
6 | * 设置颜色直接使用colors.xml中定义的颜色即可
7 | */
8 | fun TextView.setColor(resId: Int) {
9 | this.setTextColor(resources.getColor(resId))
10 | }
11 |
12 | fun TextView.setDrawableLeft(resId: Int) {
13 | var drawable = this.context.resources.getDrawable(resId)
14 | drawable.setBounds(0, 0, drawable.minimumWidth, drawable.minimumHeight)
15 | this.setCompoundDrawables(drawable, null, null, null)
16 | }
17 |
18 | fun TextView.setDrawableRight(resId: Int) {
19 | var drawable = this.context.resources.getDrawable(resId)
20 | drawable.setBounds(0, 0, drawable.minimumWidth, drawable.minimumHeight)
21 | this.setCompoundDrawables(null, null, drawable, null)
22 | }
23 |
24 | fun TextView.setDrawableTop(resId: Int) {
25 | var drawable = this.context.resources.getDrawable(resId)
26 | drawable.setBounds(0, 0, drawable.minimumWidth, drawable.minimumHeight)
27 | this.setCompoundDrawables(null, drawable, null, null)
28 | }
29 |
30 | fun TextView.setDrawableBottom(resId: Int) {
31 | var drawable = this.context.resources.getDrawable(resId)
32 | drawable.setBounds(0, 0, drawable.minimumWidth, drawable.minimumHeight)
33 | this.setCompoundDrawables(null, null, null, drawable)
34 | }
35 |
36 |
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/app/src/main/java/com/kd/kotlin/extend/utils/ViewExtends.kt:
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1 | package com.kd.kotlin.extend.utils
2 |
3 | import android.graphics.Bitmap
4 | import android.graphics.Canvas
5 | import android.graphics.Color
6 | import android.view.View
7 | import android.view.ViewGroup
8 |
9 | /**
10 | * View 转 bitmap
11 | */
12 | fun View.view2Bitmap(): Bitmap {
13 | var ret = Bitmap.createBitmap(this.width, this.height, Bitmap.Config.ARGB_8888)
14 | var canvas = Canvas(ret)
15 | var bgDrawable = this.background
16 | bgDrawable?.draw(canvas) ?: canvas.drawColor(Color.WHITE)
17 | this.draw(canvas)
18 | return ret
19 | }
20 |
21 |
22 | //-----扩展属性-----
23 |
24 | var View.bottomMargin: Int
25 | get():Int {
26 | return (layoutParams as ViewGroup.MarginLayoutParams).bottomMargin
27 | }
28 | set(value) {
29 | (layoutParams as ViewGroup.MarginLayoutParams).bottomMargin = value
30 | }
31 |
32 |
33 | var View.topMargin: Int
34 | get():Int {
35 | return (layoutParams as ViewGroup.MarginLayoutParams).topMargin
36 | }
37 | set(value) {
38 | (layoutParams as ViewGroup.MarginLayoutParams).topMargin = value
39 | }
40 |
41 |
42 | var View.rightMargin: Int
43 | get():Int {
44 | return (layoutParams as ViewGroup.MarginLayoutParams).rightMargin
45 | }
46 | set(value) {
47 | (layoutParams as ViewGroup.MarginLayoutParams).rightMargin = value
48 | }
49 |
50 | var View.leftMargin: Int
51 | get():Int {
52 | return (layoutParams as ViewGroup.MarginLayoutParams).leftMargin
53 | }
54 | set(value) {
55 | (layoutParams as ViewGroup.MarginLayoutParams).leftMargin = value
56 | }
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/app/src/main/res/drawable-v24/ic_launcher_foreground.xml:
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1 |
7 |
12 |
13 |
19 |