├── app
├── .gitignore
├── src
│ ├── main
│ │ ├── res
│ │ │ ├── values
│ │ │ │ ├── strings.xml
│ │ │ │ ├── colors.xml
│ │ │ │ └── themes.xml
│ │ │ ├── drawable
│ │ │ │ ├── img.png
│ │ │ │ └── ic_launcher_background.xml
│ │ │ ├── mipmap-hdpi
│ │ │ │ ├── ic_launcher.webp
│ │ │ │ └── ic_launcher_round.webp
│ │ │ ├── mipmap-mdpi
│ │ │ │ ├── ic_launcher.webp
│ │ │ │ └── ic_launcher_round.webp
│ │ │ ├── mipmap-xhdpi
│ │ │ │ ├── ic_launcher.webp
│ │ │ │ └── ic_launcher_round.webp
│ │ │ ├── mipmap-xxhdpi
│ │ │ │ ├── ic_launcher.webp
│ │ │ │ └── ic_launcher_round.webp
│ │ │ ├── mipmap-xxxhdpi
│ │ │ │ ├── ic_launcher.webp
│ │ │ │ └── ic_launcher_round.webp
│ │ │ ├── values-night
│ │ │ │ └── themes.xml
│ │ │ ├── mipmap-anydpi-v26
│ │ │ │ ├── ic_launcher.xml
│ │ │ │ └── ic_launcher_round.xml
│ │ │ ├── xml
│ │ │ │ ├── backup_rules.xml
│ │ │ │ └── data_extraction_rules.xml
│ │ │ ├── layout
│ │ │ │ ├── seek_bar_layout.xml
│ │ │ │ └── activity_main.xml
│ │ │ └── drawable-v24
│ │ │ │ └── ic_launcher_foreground.xml
│ │ ├── AndroidManifest.xml
│ │ └── java
│ │ │ └── com
│ │ │ └── lowae
│ │ │ └── shadows
│ │ │ └── MainActivity.kt
│ ├── test
│ │ └── java
│ │ │ └── com
│ │ │ └── lowae
│ │ │ └── shadows
│ │ │ └── ExampleUnitTest.kt
│ └── androidTest
│ │ └── java
│ │ └── com
│ │ └── lowae
│ │ └── shadows
│ │ └── ExampleInstrumentedTest.kt
├── proguard-rules.pro
└── build.gradle.kts
├── jitpack.yml
├── shadows
├── .gitignore
├── consumer-rules.pro
├── src
│ ├── main
│ │ ├── AndroidManifest.xml
│ │ ├── java
│ │ │ └── com
│ │ │ │ └── lowae
│ │ │ │ └── shadows
│ │ │ │ ├── ShadowViewDelegate.kt
│ │ │ │ ├── ShadowSpec.kt
│ │ │ │ ├── ViewEx.kt
│ │ │ │ ├── ShadowAbility.kt
│ │ │ │ ├── ShadowDrawable.kt
│ │ │ │ ├── widgets
│ │ │ │ ├── ShadowFrameLayout.kt
│ │ │ │ ├── ShadowLinearLayout.kt
│ │ │ │ └── ShadowRelativeLayout.kt
│ │ │ │ └── ShadowAbilityImpl.kt
│ │ └── res
│ │ │ └── values
│ │ │ └── attrs.xml
│ ├── test
│ │ └── java
│ │ │ └── com
│ │ │ └── lowae
│ │ │ └── shadows
│ │ │ └── ExampleUnitTest.kt
│ └── androidTest
│ │ └── java
│ │ └── com
│ │ └── lowae
│ │ └── shadows
│ │ └── ExampleInstrumentedTest.kt
├── proguard-rules.pro
└── build.gradle.kts
├── .idea
├── .gitignore
├── compiler.xml
├── kotlinc.xml
├── vcs.xml
├── deploymentTargetDropDown.xml
├── migrations.xml
├── misc.xml
├── gradle.xml
└── appInsightsSettings.xml
├── pictures
└── screenshot1.png
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── .gitignore
├── settings.gradle.kts
├── gradle.properties
├── README.md
├── gradlew.bat
└── gradlew
/app/.gitignore:
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1 | /build
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/jitpack.yml:
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1 | jdk: openjdk17
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/shadows/.gitignore:
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1 | /build
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/shadows/consumer-rules.pro:
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1 |
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/.idea/.gitignore:
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1 | # Default ignored files
2 | /shelf/
3 | /workspace.xml
4 |
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/pictures/screenshot1.png:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/pictures/screenshot1.png
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/app/src/main/res/values/strings.xml:
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1 |
2 | Shadows
3 |
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/app/src/main/res/drawable/img.png:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/drawable/img.png
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/gradle/wrapper/gradle-wrapper.jar
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/app/src/main/res/mipmap-hdpi/ic_launcher.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp
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/app/src/main/res/mipmap-mdpi/ic_launcher.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp
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/app/src/main/res/mipmap-xhdpi/ic_launcher.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
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/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
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/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
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/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
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/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
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/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp:
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https://raw.githubusercontent.com/Lowae/Shadows/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
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/shadows/src/main/AndroidManifest.xml:
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/app/src/main/res/values/colors.xml:
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3 | #FF000000
4 | #FFFFFFFF
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/.idea/compiler.xml:
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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Thu Aug 10 21:58:39 HKT 2023
2 | distributionBase=GRADLE_USER_HOME
3 | distributionPath=wrapper/dists
4 | distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
5 | zipStoreBase=GRADLE_USER_HOME
6 | zipStorePath=wrapper/dists
7 |
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/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/caches
5 | /.idea/libraries
6 | /.idea/modules.xml
7 | /.idea/workspace.xml
8 | /.idea/navEditor.xml
9 | /.idea/assetWizardSettings.xml
10 | .DS_Store
11 | /build
12 | /captures
13 | .externalNativeBuild
14 | .cxx
15 | local.properties
16 |
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/.idea/migrations.xml:
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/app/src/main/res/values-night/themes.xml:
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/app/src/test/java/com/lowae/shadows/ExampleUnitTest.kt:
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1 | package com.lowae.shadows
2 |
3 | import org.junit.Test
4 |
5 | import org.junit.Assert.*
6 |
7 | /**
8 | * Example local unit test, which will execute on the development machine (host).
9 | *
10 | * See [testing documentation](http://d.android.com/tools/testing).
11 | */
12 | class ExampleUnitTest {
13 | @Test
14 | fun addition_isCorrect() {
15 | assertEquals(4, 2 + 2)
16 | }
17 | }
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/shadows/src/test/java/com/lowae/shadows/ExampleUnitTest.kt:
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1 | package com.lowae.shadows
2 |
3 | import org.junit.Test
4 |
5 | import org.junit.Assert.*
6 |
7 | /**
8 | * Example local unit test, which will execute on the development machine (host).
9 | *
10 | * See [testing documentation](http://d.android.com/tools/testing).
11 | */
12 | class ExampleUnitTest {
13 | @Test
14 | fun addition_isCorrect() {
15 | assertEquals(4, 2 + 2)
16 | }
17 | }
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/shadows/src/main/java/com/lowae/shadows/ShadowViewDelegate.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.graphics.Canvas
4 | import android.util.AttributeSet
5 | import android.view.View
6 |
7 | interface ShadowViewDelegate {
8 |
9 | val view: View
10 |
11 | fun initAttrs(attrs: AttributeSet?)
12 |
13 | fun dispatchDraw(canvas: Canvas)
14 |
15 | fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int)
16 |
17 | fun drawableStateChanged()
18 | }
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/settings.gradle.kts:
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1 | pluginManagement {
2 | repositories {
3 | maven { setUrl("https://jitpack.io") }
4 | google()
5 | mavenCentral()
6 | gradlePluginPortal()
7 | }
8 | }
9 | dependencyResolutionManagement {
10 | repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
11 | repositories {
12 | maven { setUrl("https://jitpack.io") }
13 | google()
14 | mavenCentral()
15 | }
16 | }
17 |
18 | rootProject.name = "Shadows"
19 | include(":app")
20 | include(":shadows")
21 |
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/app/src/main/res/xml/backup_rules.xml:
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/app/src/main/res/xml/data_extraction_rules.xml:
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/shadows/src/main/java/com/lowae/shadows/ShadowSpec.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.graphics.Color
4 | import androidx.annotation.ColorInt
5 | import androidx.annotation.Px
6 |
7 | /**
8 | * CSS style shadow params
9 | */
10 | data class ShadowSpec(
11 | @ColorInt var shadowColor: Int = Color.BLACK,
12 | @Px var shadowRadius: Float = 0f,
13 | @Px var shadowDX: Float = 0f,
14 | @Px var shadowDY: Float = 0f,
15 | @Px var cornerSize: Float = 0f,
16 | @Px var cornerSizeTopLeft: Float = 0f,
17 | @Px var cornerSizeTopRight: Float = 0f,
18 | @Px var cornerSizeBottomLeft: Float = 0f,
19 | @Px var cornerSizeBottomRight: Float = 0f,
20 | @Px var inset: Float = 0f
21 | )
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/shadows/src/main/java/com/lowae/shadows/ViewEx.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.content.res.Resources
4 |
5 | private val resources = Resources.getSystem()
6 |
7 | internal val Number.dp: Int
8 | get() = dpF.toInt()
9 |
10 | internal val Number.dpF: Float
11 | get() = this.toFloat() / resources.displayMetrics.density
12 |
13 |
14 | internal val Number.pxF: Float
15 | get() = this.toFloat() * resources.displayMetrics.density
16 |
17 |
18 | internal val Number.px: Int
19 | get() = pxF.toInt()
20 |
21 |
22 | /**
23 | * external/skia/src/core/SkBlurMask.cpp
24 | */
25 | private const val BLUR_SIGMA_SCALE = 0.57735f
26 |
27 | internal fun convertRadiusToSigma(radius: Float) =
28 | if (radius > 0) BLUR_SIGMA_SCALE * radius + 0.5f else 0.0f;
29 |
30 |
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/app/src/androidTest/java/com/lowae/shadows/ExampleInstrumentedTest.kt:
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1 | package com.lowae.shadows
2 |
3 | import androidx.test.platform.app.InstrumentationRegistry
4 | import androidx.test.ext.junit.runners.AndroidJUnit4
5 |
6 | import org.junit.Test
7 | import org.junit.runner.RunWith
8 |
9 | import org.junit.Assert.*
10 |
11 | /**
12 | * Instrumented test, which will execute on an Android device.
13 | *
14 | * See [testing documentation](http://d.android.com/tools/testing).
15 | */
16 | @RunWith(AndroidJUnit4::class)
17 | class ExampleInstrumentedTest {
18 | @Test
19 | fun useAppContext() {
20 | // Context of the app under test.
21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext
22 | assertEquals("com.lowae.shadows", appContext.packageName)
23 | }
24 | }
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/shadows/src/androidTest/java/com/lowae/shadows/ExampleInstrumentedTest.kt:
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1 | package com.lowae.shadows
2 |
3 | import androidx.test.platform.app.InstrumentationRegistry
4 | import androidx.test.ext.junit.runners.AndroidJUnit4
5 |
6 | import org.junit.Test
7 | import org.junit.runner.RunWith
8 |
9 | import org.junit.Assert.*
10 |
11 | /**
12 | * Instrumented test, which will execute on an Android device.
13 | *
14 | * See [testing documentation](http://d.android.com/tools/testing).
15 | */
16 | @RunWith(AndroidJUnit4::class)
17 | class ExampleInstrumentedTest {
18 | @Test
19 | fun useAppContext() {
20 | // Context of the app under test.
21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext
22 | assertEquals("com.lowae.shadows.test", appContext.packageName)
23 | }
24 | }
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/.idea/gradle.xml:
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20 |
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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
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/shadows/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
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/shadows/src/main/java/com/lowae/shadows/ShadowAbility.kt:
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1 | package com.lowae.shadows
2 |
3 | import androidx.annotation.ColorInt
4 | import androidx.annotation.Px
5 |
6 | /**
7 | * Provides the ability to control the parameters of the shadow effect.
8 | */
9 | interface ShadowAbility {
10 |
11 | val shadowSpec: ShadowSpec
12 |
13 | fun updateShadowColor(@ColorInt shadowColor: Int)
14 |
15 | fun updateShadowRadius(@Px shadowRadius: Float)
16 |
17 | fun updateShadowCorners(@Px cornerSize: Float)
18 |
19 | fun updateShadowCorners(@Px tl: Float, @Px tr: Float, @Px bl: Float, @Px br: Float)
20 |
21 | fun updateShadowOffsetX(@Px dx: Float)
22 |
23 | fun updateShadowOffsetY(@Px dy: Float)
24 |
25 | fun updateShadowOffset(@Px dx: Float, @Px dy: Float)
26 |
27 | fun updateShadow(update: ShadowSpec.() -> Unit)
28 |
29 | }
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/gradle.properties:
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1 | ## For more details on how to configure your build environment visit
2 | # http://www.gradle.org/docs/current/userguide/build_environment.html
3 | #
4 | # Specifies the JVM arguments used for the daemon process.
5 | # The setting is particularly useful for tweaking memory settings.
6 | # Default value: -Xmx1024m -XX:MaxPermSize=256m
7 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
8 | #
9 | # When configured, Gradle will run in incubating parallel mode.
10 | # This option should only be used with decoupled projects. More details, visit
11 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
12 | # org.gradle.parallel=true
13 | #Sat Aug 12 11:10:56 HKT 2023
14 | android.nonTransitiveRClass=true
15 | android.useAndroidX=true
16 | kotlin.code.style=official
17 | org.gradle.jvmargs=-Xmx1536M -Dkotlin.daemon.jvm.options\="-Xmx2048M" -Dfile.encoding\=UTF-8
18 |
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/shadows/src/main/java/com/lowae/shadows/ShadowDrawable.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.graphics.Rect
4 | import android.graphics.drawable.PaintDrawable
5 |
6 | class ShadowDrawable(val shadowSpec: ShadowSpec) : PaintDrawable() {
7 |
8 | private val cornerRadii = FloatArray(8)
9 |
10 | override fun onBoundsChange(bounds: Rect) {
11 | bounds.inset(shadowSpec.inset.toInt(), shadowSpec.inset.toInt())
12 | super.onBoundsChange(bounds)
13 | }
14 |
15 | fun update(update: ShadowSpec.() -> Unit) {
16 | update(shadowSpec)
17 | paint.setShadowLayer(
18 | shadowSpec.shadowRadius,
19 | shadowSpec.shadowDX,
20 | shadowSpec.shadowDY,
21 | shadowSpec.shadowColor
22 | )
23 | if (shadowSpec.cornerSize != 0f) {
24 | setCornerRadius(shadowSpec.cornerSize)
25 | } else {
26 | cornerRadii[0] = shadowSpec.cornerSizeTopLeft
27 | cornerRadii[1] = cornerRadii[0]
28 | cornerRadii[2] = shadowSpec.cornerSizeTopRight
29 | cornerRadii[3] = cornerRadii[2]
30 | cornerRadii[4] = shadowSpec.cornerSizeBottomLeft
31 | cornerRadii[5] = cornerRadii[4]
32 | cornerRadii[6] = shadowSpec.cornerSizeBottomRight
33 | cornerRadii[7] = cornerRadii[6]
34 | setCornerRadii(cornerRadii)
35 | }
36 | }
37 |
38 | }
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/app/build.gradle.kts:
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1 | plugins {
2 | id("com.android.application")
3 | id("org.jetbrains.kotlin.android")
4 | }
5 |
6 | android {
7 | namespace = "com.lowae.shadows"
8 | compileSdk = 33
9 |
10 | defaultConfig {
11 | applicationId = "com.lowae.shadows"
12 | minSdk = 21
13 | targetSdk = 33
14 | versionCode = 1
15 | versionName = "1.0"
16 |
17 | testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
18 | }
19 |
20 | buildTypes {
21 | release {
22 | isMinifyEnabled = false
23 | proguardFiles(
24 | getDefaultProguardFile("proguard-android-optimize.txt"),
25 | "proguard-rules.pro"
26 | )
27 | }
28 | }
29 | compileOptions {
30 | sourceCompatibility = JavaVersion.VERSION_1_8
31 | targetCompatibility = JavaVersion.VERSION_1_8
32 | }
33 | kotlinOptions {
34 | jvmTarget = "1.8"
35 | }
36 | buildFeatures {
37 | viewBinding = true
38 | }
39 | }
40 |
41 | dependencies {
42 | implementation(project(":shadows"))
43 | implementation("androidx.core:core-ktx:1.9.0")
44 | implementation("androidx.appcompat:appcompat:1.6.1")
45 | implementation("com.google.android.material:material:1.9.0")
46 | implementation("androidx.constraintlayout:constraintlayout:2.1.4")
47 | testImplementation("junit:junit:4.13.2")
48 | androidTestImplementation("androidx.test.ext:junit:1.1.5")
49 | androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
50 | }
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/app/src/main/res/drawable-v24/ic_launcher_foreground.xml:
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/gradlew.bat:
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1 | @rem
2 | @rem Copyright 2015 the original author or authors.
3 | @rem
4 | @rem Licensed under the Apache License, Version 2.0 (the "License");
5 | @rem you may not use this file except in compliance with the License.
6 | @rem You may obtain a copy of the License at
7 | @rem
8 | @rem https://www.apache.org/licenses/LICENSE-2.0
9 | @rem
10 | @rem Unless required by applicable law or agreed to in writing, software
11 | @rem distributed under the License is distributed on an "AS IS" BASIS,
12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 | @rem See the License for the specific language governing permissions and
14 | @rem limitations under the License.
15 | @rem
16 |
17 | @if "%DEBUG%" == "" @echo off
18 | @rem ##########################################################################
19 | @rem
20 | @rem Gradle startup script for Windows
21 | @rem
22 | @rem ##########################################################################
23 |
24 | @rem Set local scope for the variables with windows NT shell
25 | if "%OS%"=="Windows_NT" setlocal
26 |
27 | set DIRNAME=%~dp0
28 | if "%DIRNAME%" == "" set DIRNAME=.
29 | set APP_BASE_NAME=%~n0
30 | set APP_HOME=%DIRNAME%
31 |
32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter.
33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
34 |
35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
37 |
38 | @rem Find java.exe
39 | if defined JAVA_HOME goto findJavaFromJavaHome
40 |
41 | set JAVA_EXE=java.exe
42 | %JAVA_EXE% -version >NUL 2>&1
43 | if "%ERRORLEVEL%" == "0" goto execute
44 |
45 | echo.
46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
47 | echo.
48 | echo Please set the JAVA_HOME variable in your environment to match the
49 | echo location of your Java installation.
50 |
51 | goto fail
52 |
53 | :findJavaFromJavaHome
54 | set JAVA_HOME=%JAVA_HOME:"=%
55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe
56 |
57 | if exist "%JAVA_EXE%" goto execute
58 |
59 | echo.
60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
61 | echo.
62 | echo Please set the JAVA_HOME variable in your environment to match the
63 | echo location of your Java installation.
64 |
65 | goto fail
66 |
67 | :execute
68 | @rem Setup the command line
69 |
70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
71 |
72 |
73 | @rem Execute Gradle
74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
75 |
76 | :end
77 | @rem End local scope for the variables with windows NT shell
78 | if "%ERRORLEVEL%"=="0" goto mainEnd
79 |
80 | :fail
81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
82 | rem the _cmd.exe /c_ return code!
83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
84 | exit /b 1
85 |
86 | :mainEnd
87 | if "%OS%"=="Windows_NT" endlocal
88 |
89 | :omega
90 |
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/app/src/main/java/com/lowae/shadows/MainActivity.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.content.res.Resources
4 | import android.os.Bundle
5 | import android.widget.SeekBar
6 | import androidx.appcompat.app.AppCompatActivity
7 | import com.lowae.shadows.databinding.ActivityMainBinding
8 |
9 | class MainActivity : AppCompatActivity() {
10 | private val binding by lazy { ActivityMainBinding.inflate(layoutInflater) }
11 |
12 | override fun onCreate(savedInstanceState: Bundle?) {
13 | super.onCreate(savedInstanceState)
14 | setContentView(binding.root)
15 | val shadowLayout = binding.shadowLayout
16 | binding.shadowRadius.apply {
17 | seekbar.progress = 20
18 | seekbar.max = 32
19 | current.text = "ShadowRadius: ${seekbar.progress}"
20 | seekbar.setOnSeekBarChangeListener(onProgressChanged { seekBar, progress, fromUser ->
21 | current.text = "ShadowRadius: $progress"
22 | shadowLayout.updateShadowRadius(progress.pxF)
23 | })
24 | max.text = seekbar.max.toString()
25 | }
26 |
27 | binding.shadowCorner.apply {
28 | seekbar.progress = 0
29 | seekbar.max = 50
30 | current.text = "ShadowCorner: ${seekbar.progress}"
31 | seekbar.setOnSeekBarChangeListener(onProgressChanged { seekBar, progress, fromUser ->
32 | current.text = "ShadowCorner: $progress"
33 | shadowLayout.updateShadowCorners(progress.pxF)
34 | })
35 | max.text = seekbar.max.toString()
36 | }
37 | binding.shadowDx.apply {
38 | seekbar.progress = 25
39 | seekbar.max = 50
40 | current.text = "ShadowDx: ${shadowLayout.shadowSpec.shadowDX}"
41 | seekbar.setOnSeekBarChangeListener(onProgressChanged { seekBar, progress, fromUser ->
42 | val dx = (progress - seekBar!!.max / 2)
43 | current.text = "ShadowDx: $dx"
44 | shadowLayout.updateShadowOffsetX(dx.pxF)
45 | })
46 | max.text = seekbar.max.toString()
47 | }
48 |
49 | binding.shadowDy.apply {
50 | seekbar.progress = 25
51 | seekbar.max = 50
52 | current.text = "ShadowDx: ${shadowLayout.shadowSpec.shadowDY}"
53 | seekbar.setOnSeekBarChangeListener(onProgressChanged { seekBar, progress, fromUser ->
54 | val dy = (progress - seekBar!!.max / 2)
55 | current.text = "ShadowDy: $dy"
56 | shadowLayout.updateShadowOffsetY(dy.pxF)
57 | })
58 | max.text = seekbar.max.toString()
59 | }
60 | }
61 |
62 | private fun onProgressChanged(onProgressChanged: (SeekBar?, Int, Boolean) -> Unit): SeekBar.OnSeekBarChangeListener {
63 | return object : SeekBar.OnSeekBarChangeListener {
64 | override fun onProgressChanged(
65 | seekBar: SeekBar?,
66 | progress: Int,
67 | fromUser: Boolean
68 | ) {
69 | onProgressChanged(seekBar, progress, fromUser)
70 | }
71 |
72 | override fun onStartTrackingTouch(seekBar: SeekBar?) = Unit
73 |
74 | override fun onStopTrackingTouch(seekBar: SeekBar?) = Unit
75 |
76 | }
77 | }
78 | }
79 |
80 | private val resources = Resources.getSystem()
81 |
82 | private val Number.dpF: Float
83 | get() = this.toFloat() / resources.displayMetrics.density
84 |
85 |
86 | private val Number.pxF: Float
87 | get() = this.toFloat() * resources.displayMetrics.density
88 |
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/app/src/main/res/drawable/ic_launcher_background.xml:
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/gradlew:
--------------------------------------------------------------------------------
1 | #!/usr/bin/env sh
2 |
3 | #
4 | # Copyright 2015 the original author or authors.
5 | #
6 | # Licensed under the Apache License, Version 2.0 (the "License");
7 | # you may not use this file except in compliance with the License.
8 | # You may obtain a copy of the License at
9 | #
10 | # https://www.apache.org/licenses/LICENSE-2.0
11 | #
12 | # Unless required by applicable law or agreed to in writing, software
13 | # distributed under the License is distributed on an "AS IS" BASIS,
14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 | # See the License for the specific language governing permissions and
16 | # limitations under the License.
17 | #
18 |
19 | ##############################################################################
20 | ##
21 | ## Gradle start up script for UN*X
22 | ##
23 | ##############################################################################
24 |
25 | # Attempt to set APP_HOME
26 | # Resolve links: $0 may be a link
27 | PRG="$0"
28 | # Need this for relative symlinks.
29 | while [ -h "$PRG" ] ; do
30 | ls=`ls -ld "$PRG"`
31 | link=`expr "$ls" : '.*-> \(.*\)$'`
32 | if expr "$link" : '/.*' > /dev/null; then
33 | PRG="$link"
34 | else
35 | PRG=`dirname "$PRG"`"/$link"
36 | fi
37 | done
38 | SAVED="`pwd`"
39 | cd "`dirname \"$PRG\"`/" >/dev/null
40 | APP_HOME="`pwd -P`"
41 | cd "$SAVED" >/dev/null
42 |
43 | APP_NAME="Gradle"
44 | APP_BASE_NAME=`basename "$0"`
45 |
46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
48 |
49 | # Use the maximum available, or set MAX_FD != -1 to use that value.
50 | MAX_FD="maximum"
51 |
52 | warn () {
53 | echo "$*"
54 | }
55 |
56 | die () {
57 | echo
58 | echo "$*"
59 | echo
60 | exit 1
61 | }
62 |
63 | # OS specific support (must be 'true' or 'false').
64 | cygwin=false
65 | msys=false
66 | darwin=false
67 | nonstop=false
68 | case "`uname`" in
69 | CYGWIN* )
70 | cygwin=true
71 | ;;
72 | Darwin* )
73 | darwin=true
74 | ;;
75 | MINGW* )
76 | msys=true
77 | ;;
78 | NONSTOP* )
79 | nonstop=true
80 | ;;
81 | esac
82 |
83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
84 |
85 |
86 | # Determine the Java command to use to start the JVM.
87 | if [ -n "$JAVA_HOME" ] ; then
88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
89 | # IBM's JDK on AIX uses strange locations for the executables
90 | JAVACMD="$JAVA_HOME/jre/sh/java"
91 | else
92 | JAVACMD="$JAVA_HOME/bin/java"
93 | fi
94 | if [ ! -x "$JAVACMD" ] ; then
95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
96 |
97 | Please set the JAVA_HOME variable in your environment to match the
98 | location of your Java installation."
99 | fi
100 | else
101 | JAVACMD="java"
102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
103 |
104 | Please set the JAVA_HOME variable in your environment to match the
105 | location of your Java installation."
106 | fi
107 |
108 | # Increase the maximum file descriptors if we can.
109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
110 | MAX_FD_LIMIT=`ulimit -H -n`
111 | if [ $? -eq 0 ] ; then
112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
113 | MAX_FD="$MAX_FD_LIMIT"
114 | fi
115 | ulimit -n $MAX_FD
116 | if [ $? -ne 0 ] ; then
117 | warn "Could not set maximum file descriptor limit: $MAX_FD"
118 | fi
119 | else
120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
121 | fi
122 | fi
123 |
124 | # For Darwin, add options to specify how the application appears in the dock
125 | if $darwin; then
126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
127 | fi
128 |
129 | # For Cygwin or MSYS, switch paths to Windows format before running java
130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"`
132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
133 |
134 | JAVACMD=`cygpath --unix "$JAVACMD"`
135 |
136 | # We build the pattern for arguments to be converted via cygpath
137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
138 | SEP=""
139 | for dir in $ROOTDIRSRAW ; do
140 | ROOTDIRS="$ROOTDIRS$SEP$dir"
141 | SEP="|"
142 | done
143 | OURCYGPATTERN="(^($ROOTDIRS))"
144 | # Add a user-defined pattern to the cygpath arguments
145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then
146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
147 | fi
148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh
149 | i=0
150 | for arg in "$@" ; do
151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
153 |
154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
156 | else
157 | eval `echo args$i`="\"$arg\""
158 | fi
159 | i=`expr $i + 1`
160 | done
161 | case $i in
162 | 0) set -- ;;
163 | 1) set -- "$args0" ;;
164 | 2) set -- "$args0" "$args1" ;;
165 | 3) set -- "$args0" "$args1" "$args2" ;;
166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;;
167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
172 | esac
173 | fi
174 |
175 | # Escape application args
176 | save () {
177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
178 | echo " "
179 | }
180 | APP_ARGS=`save "$@"`
181 |
182 | # Collect all arguments for the java command, following the shell quoting and substitution rules
183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
184 |
185 | exec "$JAVACMD" "$@"
186 |
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/shadows/src/main/java/com/lowae/shadows/ShadowAbilityImpl.kt:
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1 | package com.lowae.shadows
2 |
3 | import android.graphics.Canvas
4 | import android.graphics.Color
5 | import android.graphics.drawable.Drawable
6 | import android.graphics.drawable.LayerDrawable
7 | import android.util.AttributeSet
8 | import android.view.View
9 | import androidx.annotation.Px
10 | import kotlin.math.absoluteValue
11 |
12 | /**
13 | * Shadow effect implementations
14 | */
15 | class ShadowAbilityImpl(override val view: View) : ShadowViewDelegate, ShadowAbility {
16 |
17 | private var layerDrawable: LayerDrawable? = null
18 |
19 | private val shadowDrawable by lazy(LazyThreadSafetyMode.NONE) {
20 | ShadowDrawable(ShadowSpec()).apply {
21 | callback = object : Drawable.Callback {
22 | override fun invalidateDrawable(who: Drawable) {
23 | view.invalidate()
24 | }
25 |
26 | override fun scheduleDrawable(who: Drawable, what: Runnable, `when`: Long) {
27 |
28 | }
29 |
30 | override fun unscheduleDrawable(who: Drawable, what: Runnable) {
31 |
32 | }
33 | }
34 | }
35 | }
36 | private var includeShadowPadding = true
37 |
38 | override val shadowSpec: ShadowSpec = shadowDrawable.shadowSpec
39 |
40 | override fun initAttrs(attrs: AttributeSet?) {
41 | val attr = view.context.obtainStyledAttributes(attrs, R.styleable.ShadowViews, 0, 0)
42 | try {
43 | val shadowRadius = attr.getDimension(R.styleable.ShadowViews_shadow_radius, 0f)
44 | val dX = attr.getDimension(R.styleable.ShadowViews_shadow_dx, 0f)
45 | val dY = attr.getDimension(R.styleable.ShadowViews_shadow_dy, 0f)
46 | val corners = attr.getDimension(R.styleable.ShadowViews_shadow_corner, 0f)
47 | val cornerTL = attr.getDimension(R.styleable.ShadowViews_shadow_corner_tl, 0f)
48 | val cornerTR = attr.getDimension(R.styleable.ShadowViews_shadow_corner_tr, 0f)
49 | val cornerBL = attr.getDimension(R.styleable.ShadowViews_shadow_corner_bl, 0f)
50 | val cornerBR = attr.getDimension(R.styleable.ShadowViews_shadow_corner_br, 0f)
51 | val inset = attr.getDimension(R.styleable.ShadowViews_shadow_inset, 0f)
52 | val shadowColor = attr.getColor(R.styleable.ShadowViews_shadow_color, Color.BLACK)
53 | val shadowBackground = attr.getDrawable(R.styleable.ShadowViews_shadow_background)
54 | includeShadowPadding =
55 | attr.getBoolean(R.styleable.ShadowViews_include_shadow_padding, true)
56 |
57 | shadowDrawable.update {
58 | this.shadowColor = shadowColor
59 | this.shadowRadius = shadowRadius
60 | this.shadowDX = dX
61 | this.shadowDY = dY
62 | this.cornerSize = corners
63 | this.cornerSizeTopLeft = cornerTL
64 | this.cornerSizeTopRight = cornerTR
65 | this.cornerSizeBottomLeft = cornerBL
66 | this.cornerSizeBottomRight = cornerBR
67 | this.inset = inset
68 | }
69 | updateShadowPadding(shadowDrawable.shadowSpec)
70 |
71 | layerDrawable = LayerDrawable(
72 | if (shadowBackground != null) arrayOf(shadowDrawable, shadowBackground)
73 | else arrayOf(shadowDrawable)
74 | )
75 | } finally {
76 | attr.recycle()
77 | }
78 | }
79 |
80 | override fun dispatchDraw(canvas: Canvas) {
81 | layerDrawable?.draw(canvas)
82 | }
83 |
84 | override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) {
85 | layerDrawable?.setBounds(
86 | view.paddingLeft,
87 | view.paddingTop,
88 | view.width - view.paddingRight,
89 | view.height - view.paddingBottom
90 | )
91 | }
92 |
93 | override fun drawableStateChanged() {
94 | layerDrawable?.state = view.drawableState
95 | }
96 |
97 | /**
98 | * When there is modified any of [ShadowSpec.shadowDX],[ShadowSpec.shadowDY],[ShadowSpec.shadowRadius] in the ShadowSpec,
99 | * the shadow padding needs to be recalculated to avoid clipping.
100 | */
101 | private fun updateShadowPadding(shadowSpec: ShadowSpec) {
102 | if (includeShadowPadding) {
103 | val shadowPadding = (convertRadiusToSigma(shadowSpec.shadowRadius) * 3).toInt()
104 | val absDx = shadowSpec.shadowDX.absoluteValue.toInt()
105 | val absDY = shadowSpec.shadowDY.absoluteValue.toInt()
106 | view.setPadding(
107 | shadowPadding + absDx,
108 | shadowPadding + absDY,
109 | shadowPadding + absDx,
110 | shadowPadding + absDY,
111 | )
112 | }
113 | }
114 |
115 | override fun updateShadowColor(shadowColor: Int) {
116 | shadowDrawable.update {
117 | this.shadowColor = shadowColor
118 | }
119 | view.invalidate()
120 | }
121 |
122 | override fun updateShadowRadius(@Px shadowRadius: Float) {
123 | updateShadow {
124 | this.shadowRadius = shadowRadius
125 | }
126 | }
127 |
128 | override fun updateShadowCorners(@Px cornerSize: Float) {
129 | shadowDrawable.update {
130 | this.cornerSize = cornerSize
131 | }
132 | view.invalidate()
133 | }
134 |
135 | override fun updateShadowCorners(@Px tl: Float, @Px tr: Float, @Px bl: Float, @Px br: Float) {
136 | shadowDrawable.update {
137 | this.cornerSizeTopLeft = tl
138 | this.cornerSizeTopRight = tr
139 | this.cornerSizeBottomLeft = bl
140 | this.cornerSizeBottomRight = br
141 | }
142 | view.invalidate()
143 | }
144 |
145 | override fun updateShadowOffsetX(dx: Float) {
146 | updateShadow {
147 | this.shadowDX = dx
148 | }
149 | }
150 |
151 | override fun updateShadowOffsetY(dy: Float) {
152 | updateShadow {
153 | this.shadowDY = dy
154 | }
155 | }
156 |
157 | override fun updateShadowOffset(dx: Float, dy: Float) {
158 | updateShadow {
159 | this.shadowDX = dx
160 | this.shadowDY = dy
161 | }
162 | }
163 |
164 | override fun updateShadow(update: ShadowSpec.() -> Unit) {
165 | shadowDrawable.update(update)
166 | updateShadowPadding(shadowDrawable.shadowSpec)
167 | view.invalidate()
168 | }
169 | }
170 |
171 |
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