├── app
├── .gitignore
├── src
│ ├── main
│ │ ├── res
│ │ │ ├── values
│ │ │ │ ├── strings.xml
│ │ │ │ ├── themes.xml
│ │ │ │ └── colors.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
│ │ │ ├── mipmap-anydpi-v26
│ │ │ │ ├── ic_launcher.xml
│ │ │ │ └── ic_launcher_round.xml
│ │ │ ├── xml
│ │ │ │ ├── backup_rules.xml
│ │ │ │ └── data_extraction_rules.xml
│ │ │ └── drawable
│ │ │ │ ├── ic_launcher_foreground.xml
│ │ │ │ └── ic_launcher_background.xml
│ │ ├── java
│ │ │ └── com
│ │ │ │ └── bhandari
│ │ │ │ └── composeplayground
│ │ │ │ ├── ui
│ │ │ │ └── theme
│ │ │ │ │ ├── Color.kt
│ │ │ │ │ ├── Type.kt
│ │ │ │ │ └── Theme.kt
│ │ │ │ ├── extensions
│ │ │ │ └── Extensions.kt
│ │ │ │ ├── MainActivity.kt
│ │ │ │ └── StopWatch.kt
│ │ └── AndroidManifest.xml
│ ├── test
│ │ └── java
│ │ │ └── com
│ │ │ └── bhandari
│ │ │ └── composeplayground
│ │ │ └── ExampleUnitTest.kt
│ └── androidTest
│ │ └── java
│ │ └── com
│ │ └── bhandari
│ │ └── composeplayground
│ │ └── ExampleInstrumentedTest.kt
├── proguard-rules.pro
└── build.gradle.kts
├── gradle
├── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
└── libs.versions.toml
├── .gitignore
├── settings.gradle.kts
├── gradle.properties
├── README.md
├── gradlew.bat
└── gradlew
/app/.gitignore:
--------------------------------------------------------------------------------
1 | /build
--------------------------------------------------------------------------------
/app/src/main/res/values/strings.xml:
--------------------------------------------------------------------------------
1 |
2 | ComposePlayground
3 |
--------------------------------------------------------------------------------
/gradle/wrapper/gradle-wrapper.jar:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/gradle/wrapper/gradle-wrapper.jar
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-hdpi/ic_launcher.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-mdpi/ic_launcher.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xhdpi/ic_launcher.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/amit-bhandari/Stopwatch-Jetpack-Compose/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
--------------------------------------------------------------------------------
/app/src/main/res/values/themes.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
--------------------------------------------------------------------------------
/gradle/wrapper/gradle-wrapper.properties:
--------------------------------------------------------------------------------
1 | #Sun Aug 25 09:21:51 IST 2024
2 | distributionBase=GRADLE_USER_HOME
3 | distributionPath=wrapper/dists
4 | distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
5 | zipStoreBase=GRADLE_USER_HOME
6 | zipStorePath=wrapper/dists
7 |
--------------------------------------------------------------------------------
/.gitignore:
--------------------------------------------------------------------------------
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 | .idea
17 |
--------------------------------------------------------------------------------
/app/src/main/java/com/bhandari/composeplayground/ui/theme/Color.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground.ui.theme
2 |
3 | import androidx.compose.ui.graphics.Color
4 |
5 | val Purple80 = Color(0xFFD0BCFF)
6 | val PurpleGrey80 = Color(0xFFCCC2DC)
7 | val Pink80 = Color(0xFFEFB8C8)
8 |
9 | val Purple40 = Color(0xFF6650a4)
10 | val PurpleGrey40 = Color(0xFF625b71)
11 | val Pink40 = Color(0xFF7D5260)
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
6 |
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
6 |
--------------------------------------------------------------------------------
/app/src/main/res/values/colors.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 | #FFBB86FC
4 | #FF6200EE
5 | #FF3700B3
6 | #FF03DAC5
7 | #FF018786
8 | #FF000000
9 | #FFFFFFFF
10 |
--------------------------------------------------------------------------------
/app/src/test/java/com/bhandari/composeplayground/ExampleUnitTest.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground
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 | }
--------------------------------------------------------------------------------
/app/src/main/res/xml/backup_rules.xml:
--------------------------------------------------------------------------------
1 |
8 |
9 |
13 |
--------------------------------------------------------------------------------
/settings.gradle.kts:
--------------------------------------------------------------------------------
1 | pluginManagement {
2 | repositories {
3 | google {
4 | content {
5 | includeGroupByRegex("com\\.android.*")
6 | includeGroupByRegex("com\\.google.*")
7 | includeGroupByRegex("androidx.*")
8 | }
9 | }
10 | mavenCentral()
11 | gradlePluginPortal()
12 | }
13 | }
14 | dependencyResolutionManagement {
15 | repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
16 | repositories {
17 | google()
18 | mavenCentral()
19 | }
20 | }
21 |
22 | rootProject.name = "ComposePlayground"
23 | include(":app")
24 |
--------------------------------------------------------------------------------
/app/src/main/res/xml/data_extraction_rules.xml:
--------------------------------------------------------------------------------
1 |
6 |
7 |
8 |
12 |
13 |
19 |
--------------------------------------------------------------------------------
/app/src/main/java/com/bhandari/composeplayground/extensions/Extensions.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground.extensions
2 |
3 | import android.annotation.SuppressLint
4 | import kotlin.math.PI
5 |
6 | // Function to convert degrees to radians
7 | fun Float.degreesToRadians(): Float {
8 | return this * (PI / 180.0).toFloat()
9 | }
10 |
11 | fun Int.isDivisible(divisor: Int): Boolean {
12 | return divisor != 0 && this % divisor == 0
13 | }
14 |
15 | @SuppressLint("DefaultLocale")
16 | fun Long.toHms(): String {
17 | val minutes = this / 60000
18 | val seconds = (this % 60000) / 1000
19 | val milliseconds = (this % 1000) / 10
20 |
21 | return String.format("%02d:%02d:%02d", minutes, seconds, milliseconds)
22 | }
23 |
24 | fun Long.toRange0To360(): Float {
25 | return this / 1000f * (360f / 60f)
26 | }
27 |
--------------------------------------------------------------------------------
/app/proguard-rules.pro:
--------------------------------------------------------------------------------
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
--------------------------------------------------------------------------------
/app/src/androidTest/java/com/bhandari/composeplayground/ExampleInstrumentedTest.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground
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.bhandari.composeplayground", appContext.packageName)
23 | }
24 | }
--------------------------------------------------------------------------------
/app/src/main/AndroidManifest.xml:
--------------------------------------------------------------------------------
1 |
2 |
4 |
5 |
15 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
--------------------------------------------------------------------------------
/app/src/main/java/com/bhandari/composeplayground/ui/theme/Type.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground.ui.theme
2 |
3 | import androidx.compose.material3.Typography
4 | import androidx.compose.ui.text.TextStyle
5 | import androidx.compose.ui.text.font.FontFamily
6 | import androidx.compose.ui.text.font.FontWeight
7 | import androidx.compose.ui.unit.sp
8 |
9 | // Set of Material typography styles to start with
10 | val Typography = Typography(
11 | bodyLarge = TextStyle(
12 | fontFamily = FontFamily.Default,
13 | fontWeight = FontWeight.Normal,
14 | fontSize = 16.sp,
15 | lineHeight = 24.sp,
16 | letterSpacing = 0.5.sp
17 | )
18 | /* Other default text styles to override
19 | titleLarge = TextStyle(
20 | fontFamily = FontFamily.Default,
21 | fontWeight = FontWeight.Normal,
22 | fontSize = 22.sp,
23 | lineHeight = 28.sp,
24 | letterSpacing = 0.sp
25 | ),
26 | labelSmall = TextStyle(
27 | fontFamily = FontFamily.Default,
28 | fontWeight = FontWeight.Medium,
29 | fontSize = 11.sp,
30 | lineHeight = 16.sp,
31 | letterSpacing = 0.5.sp
32 | )
33 | */
34 | )
--------------------------------------------------------------------------------
/gradle.properties:
--------------------------------------------------------------------------------
1 | # Project-wide Gradle settings.
2 | # IDE (e.g. Android Studio) users:
3 | # Gradle settings configured through the IDE *will override*
4 | # any settings specified in this file.
5 | # For more details on how to configure your build environment visit
6 | # http://www.gradle.org/docs/current/userguide/build_environment.html
7 | # Specifies the JVM arguments used for the daemon process.
8 | # The setting is particularly useful for tweaking memory settings.
9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
10 | # When configured, Gradle will run in incubating parallel mode.
11 | # This option should only be used with decoupled projects. For more details, visit
12 | # https://developer.android.com/r/tools/gradle-multi-project-decoupled-projects
13 | # org.gradle.parallel=true
14 | # AndroidX package structure to make it clearer which packages are bundled with the
15 | # Android operating system, and which are packaged with your app's APK
16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn
17 | android.useAndroidX=true
18 | # Kotlin code style for this project: "official" or "obsolete":
19 | kotlin.code.style=official
20 | # Enables namespacing of each library's R class so that its R class includes only the
21 | # resources declared in the library itself and none from the library's dependencies,
22 | # thereby reducing the size of the R class for that library
23 | android.nonTransitiveRClass=true
--------------------------------------------------------------------------------
/app/src/main/res/drawable/ic_launcher_foreground.xml:
--------------------------------------------------------------------------------
1 |
7 |
8 |
9 |
15 |
3 | 
4 | 
5 | 
6 |
7 |
8 |
9 | 
10 |
11 |
12 | ## Description
13 | - More details [here](https://amit-bhandari.github.io/posts/jetpack-compose-custom-view/)
14 | - Give a ⭐️ if you like this, its free!
15 |
16 | ## License
17 |
18 | ```
19 | The MIT License (MIT)
20 |
21 | Copyright (c) 2016 Danylyk Dmytro
22 |
23 | Permission is hereby granted, free of charge, to any person obtaining a copy
24 | of this software and associated documentation files (the "Software"), to deal
25 | in the Software without restriction, including without limitation the rights
26 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
27 | copies of the Software, and to permit persons to whom the Software is
28 | furnished to do so, subject to the following conditions:
29 |
30 | The above copyright notice and this permission notice shall be included in all
31 | copies or substantial portions of the Software.
32 |
33 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
34 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
35 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
36 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
37 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
38 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
39 | SOFTWARE.
40 | ```
41 |
--------------------------------------------------------------------------------
/app/build.gradle.kts:
--------------------------------------------------------------------------------
1 | plugins {
2 | alias(libs.plugins.android.application)
3 | alias(libs.plugins.jetbrains.kotlin.android)
4 | }
5 |
6 | android {
7 | namespace = "com.bhandari.composeplayground"
8 | compileSdk = 34
9 |
10 | defaultConfig {
11 | applicationId = "com.bhandari.composeplayground"
12 | minSdk = 24
13 | targetSdk = 34
14 | versionCode = 1
15 | versionName = "1.0"
16 |
17 | testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
18 | vectorDrawables {
19 | useSupportLibrary = true
20 | }
21 | }
22 |
23 | buildTypes {
24 | release {
25 | isMinifyEnabled = false
26 | proguardFiles(
27 | getDefaultProguardFile("proguard-android-optimize.txt"),
28 | "proguard-rules.pro"
29 | )
30 | }
31 | }
32 | compileOptions {
33 | sourceCompatibility = JavaVersion.VERSION_1_8
34 | targetCompatibility = JavaVersion.VERSION_1_8
35 | }
36 | kotlinOptions {
37 | jvmTarget = "1.8"
38 | }
39 | buildFeatures {
40 | compose = true
41 | }
42 | composeOptions {
43 | kotlinCompilerExtensionVersion = "1.5.1"
44 | }
45 | packaging {
46 | resources {
47 | excludes += "/META-INF/{AL2.0,LGPL2.1}"
48 | }
49 | }
50 | }
51 |
52 | dependencies {
53 |
54 | implementation(libs.androidx.core.ktx)
55 | implementation(libs.androidx.lifecycle.runtime.ktx)
56 | implementation(libs.androidx.activity.compose)
57 | implementation(platform(libs.androidx.compose.bom))
58 | implementation(libs.androidx.ui)
59 | implementation(libs.androidx.ui.graphics)
60 | implementation(libs.androidx.ui.tooling.preview)
61 | implementation(libs.androidx.material3)
62 | testImplementation(libs.junit)
63 | androidTestImplementation(libs.androidx.junit)
64 | androidTestImplementation(libs.androidx.espresso.core)
65 | androidTestImplementation(platform(libs.androidx.compose.bom))
66 | androidTestImplementation(libs.androidx.ui.test.junit4)
67 | debugImplementation(libs.androidx.ui.tooling)
68 | debugImplementation(libs.androidx.ui.test.manifest)
69 | implementation(libs.androidx.runtime.livedata)
70 | }
--------------------------------------------------------------------------------
/app/src/main/java/com/bhandari/composeplayground/MainActivity.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground
2 |
3 | import android.os.Bundle
4 | import android.os.SystemClock
5 | import androidx.activity.ComponentActivity
6 | import androidx.activity.compose.setContent
7 | import androidx.activity.enableEdgeToEdge
8 | import androidx.compose.foundation.clickable
9 | import androidx.compose.foundation.layout.Box
10 | import androidx.compose.runtime.Composable
11 | import androidx.compose.ui.Modifier
12 | import androidx.compose.ui.tooling.preview.Preview
13 | import androidx.lifecycle.MutableLiveData
14 | import androidx.lifecycle.lifecycleScope
15 | import com.bhandari.composeplayground.ui.theme.ComposePlaygroundTheme
16 | import kotlinx.coroutines.delay
17 | import kotlinx.coroutines.launch
18 |
19 | class MainActivity : ComponentActivity() {
20 | private val currentTime = MutableLiveData(0L)
21 | private var timerStartedAt = 0L
22 | private var timerRunning = false
23 |
24 | override fun onCreate(savedInstanceState: Bundle?) {
25 | super.onCreate(savedInstanceState)
26 | enableEdgeToEdge()
27 | setContent {
28 | ComposePlaygroundTheme {
29 | ActivityView()
30 | }
31 | }
32 | }
33 |
34 | private fun toggle() {
35 | if (timerRunning) stopTimer()
36 | else startTimer()
37 | }
38 |
39 | private fun startTimer() {
40 | lifecycleScope.launch {
41 | timerStartedAt = SystemClock.elapsedRealtime()
42 | timerRunning = true
43 | while (timerRunning) {
44 | currentTime.value = SystemClock.elapsedRealtime() - timerStartedAt
45 | delay(16)
46 | }
47 | }
48 | }
49 |
50 | private fun stopTimer() {
51 | currentTime.value = 0
52 | timerRunning = false
53 | timerStartedAt = 0
54 | }
55 |
56 | @Composable
57 | fun ActivityView() {
58 | Box {
59 | StopWatch(
60 | modifier = Modifier.clickable { toggle() },
61 | currentTime = currentTime,
62 | )
63 | }
64 | }
65 |
66 | @Preview
67 | @Composable
68 | fun PreviewActivity(modifier: Modifier = Modifier) {
69 | ActivityView()
70 | }
71 | }
--------------------------------------------------------------------------------
/gradlew.bat:
--------------------------------------------------------------------------------
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 |
--------------------------------------------------------------------------------
/app/src/main/res/drawable/ic_launcher_background.xml:
--------------------------------------------------------------------------------
1 |
2 |
7 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
85 |
90 |
95 |
100 |
105 |
110 |
115 |
120 |
125 |
130 |
135 |
140 |
145 |
150 |
155 |
160 |
165 |
170 |
171 |
--------------------------------------------------------------------------------
/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 |
--------------------------------------------------------------------------------
/app/src/main/java/com/bhandari/composeplayground/StopWatch.kt:
--------------------------------------------------------------------------------
1 | package com.bhandari.composeplayground
2 |
3 | import androidx.compose.foundation.Canvas
4 | import androidx.compose.foundation.background
5 | import androidx.compose.foundation.clickable
6 | import androidx.compose.foundation.layout.fillMaxSize
7 | import androidx.compose.foundation.layout.padding
8 | import androidx.compose.material3.Scaffold
9 | import androidx.compose.runtime.Composable
10 | import androidx.compose.runtime.getValue
11 | import androidx.compose.runtime.livedata.observeAsState
12 | import androidx.compose.ui.Modifier
13 | import androidx.compose.ui.geometry.Offset
14 | import androidx.compose.ui.geometry.Size
15 | import androidx.compose.ui.graphics.Color
16 | import androidx.compose.ui.graphics.drawscope.Stroke
17 | import androidx.compose.ui.graphics.drawscope.rotate
18 | import androidx.compose.ui.text.AnnotatedString
19 | import androidx.compose.ui.text.TextStyle
20 | import androidx.compose.ui.text.drawText
21 | import androidx.compose.ui.text.rememberTextMeasurer
22 | import androidx.compose.ui.tooling.preview.Preview
23 | import androidx.compose.ui.unit.dp
24 | import androidx.compose.ui.unit.sp
25 | import androidx.lifecycle.MutableLiveData
26 | import com.bhandari.composeplayground.extensions.degreesToRadians
27 | import com.bhandari.composeplayground.extensions.isDivisible
28 | import com.bhandari.composeplayground.extensions.toHms
29 | import com.bhandari.composeplayground.extensions.toRange0To360
30 | import com.bhandari.composeplayground.ui.theme.ComposePlaygroundTheme
31 | import kotlin.math.cos
32 | import kotlin.math.sin
33 |
34 | enum class Colors(val value: Color) {
35 | YELLOW(Color(android.graphics.Color.parseColor("#ffa00c"))),
36 | BLACK(Color(android.graphics.Color.parseColor("#000000"))),
37 | WHITE(Color(android.graphics.Color.parseColor("#ffffff"))),
38 | GRAY(Color(android.graphics.Color.parseColor("#464449"))),
39 | }
40 |
41 | const val NOTCH_COUNT = 252
42 | const val PRIMARY_NOTCH_LENGTH = 40F
43 | const val SECONDARY_NOTCH_LENGTH = 25F
44 |
45 | val PRIMARY_NOTCH_COLOR = Colors.WHITE.value
46 | val SECONDARY_NOTCH_COLOR = Colors.GRAY.value
47 |
48 | const val ROTATING_HAND_WIDTH = 14f
49 | const val ROTATING_HAND_EXTENSION = 100f
50 |
51 | @Composable
52 | fun StopWatch(
53 | modifier: Modifier = Modifier,
54 | currentTime: MutableLiveData,
55 | ) {
56 | val currentTimeState by currentTime.observeAsState(0L)
57 |
58 | val textMeasure = rememberTextMeasurer()
59 | val hourInterval = NOTCH_COUNT / 12
60 |
61 | Canvas(
62 | modifier = modifier
63 | .fillMaxSize()
64 | .background(Colors.BLACK.value)
65 | .padding(16.dp)
66 | ) {
67 | val centerX = size.width / 2f
68 | val centerY = size.height / 2f
69 | val circleRadius = size.width / 2
70 |
71 | //notches on boundary of circle
72 | repeat(NOTCH_COUNT) { notchNumber ->
73 | val circlePerimeterAngle = 270f + (360f / NOTCH_COUNT) * notchNumber
74 |
75 | val rectLength =
76 | if (notchNumber.isDivisible(hourInterval))
77 | PRIMARY_NOTCH_LENGTH
78 | else
79 | SECONDARY_NOTCH_LENGTH
80 |
81 | val rectColor =
82 | if (notchNumber.isDivisible(hourInterval))
83 | PRIMARY_NOTCH_COLOR
84 | else
85 | SECONDARY_NOTCH_COLOR
86 |
87 | rotate(
88 | circlePerimeterAngle + 90f,
89 | pivot = Offset(
90 | centerX + circleRadius * cos(circlePerimeterAngle.degreesToRadians()),
91 | centerY + circleRadius * sin(circlePerimeterAngle.degreesToRadians())
92 | )
93 | ) {
94 | drawRect(
95 | color = rectColor,
96 | topLeft = Offset(
97 | centerX + circleRadius * cos(circlePerimeterAngle.degreesToRadians()),
98 | centerY + circleRadius * sin(circlePerimeterAngle.degreesToRadians())
99 | ),
100 | size = Size(ROTATING_HAND_WIDTH / 2f, rectLength),
101 | )
102 | }
103 |
104 | if (notchNumber.isDivisible(hourInterval)) {
105 | val p1 =
106 | centerX + 0.8f * circleRadius * cos(circlePerimeterAngle.degreesToRadians())
107 | val p2 =
108 | centerY + 0.8f * circleRadius * sin(circlePerimeterAngle.degreesToRadians())
109 |
110 | val s = if (notchNumber == 0) "60"
111 | else (notchNumber.div(hourInterval).times(5)).toString()
112 | val tr = textMeasure.measure(
113 | AnnotatedString(s),
114 | style = TextStyle(
115 | fontSize = 28.sp,
116 | color = Colors.WHITE.value
117 | )
118 | )
119 | drawText(
120 | tr,
121 | topLeft = Offset(
122 | p1 - tr.size.width / 2,//centerX - tr.size.width / 2,
123 | p2 - tr.size.height / 2,//centerY - tr.size.height / 2
124 | )
125 | )
126 | }
127 | }
128 |
129 | //timer text
130 | val tr = textMeasure.measure(
131 | AnnotatedString(currentTimeState.toHms()),
132 | style = TextStyle(
133 | fontSize = 24.sp,
134 | color = Colors.WHITE.value
135 | )
136 | )
137 | drawText(
138 | tr,
139 | topLeft = Offset(
140 | centerX - tr.size.width / 2,
141 | centerY - tr.size.height / 2 + 200f
142 | )
143 | )
144 |
145 | //big rotating hand
146 | rotate(
147 | currentTimeState.toRange0To360() + 270f,
148 | pivot = Offset(
149 | centerX,
150 | centerY
151 | )
152 | ) {
153 | drawRect(
154 | color = Colors.YELLOW.value,
155 | topLeft = Offset(
156 | centerX - ROTATING_HAND_EXTENSION,
157 | centerY - ROTATING_HAND_WIDTH / 2
158 | ),
159 | size = Size(circleRadius + ROTATING_HAND_EXTENSION, ROTATING_HAND_WIDTH),
160 | )
161 | }
162 |
163 | //center stroke circle
164 | drawCircle(
165 | color = Colors.YELLOW.value,
166 | radius = 14f,
167 | center = Offset(centerX, centerY),
168 | style = Stroke(width = ROTATING_HAND_WIDTH)
169 | )
170 | drawCircle(
171 | Colors.BLACK.value,
172 | radius = 10f,
173 | center = Offset(centerX, centerY)
174 | )
175 | }
176 | }
177 |
178 |
179 | @Preview(showBackground = true)
180 | @Composable
181 | fun GreetingPreview() {
182 | ComposePlaygroundTheme {
183 | Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
184 | StopWatch(
185 | modifier = Modifier
186 | .padding(innerPadding)
187 | .clickable { },
188 | currentTime = MutableLiveData(10)
189 | )
190 | }
191 | }
192 | }
--------------------------------------------------------------------------------