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*.iml | ||
.gradle | ||
/local.properties | ||
/.idea/caches | ||
/.idea/libraries | ||
/.idea/modules.xml | ||
/.idea/workspace.xml | ||
/.idea/navEditor.xml | ||
/.idea/assetWizardSettings.xml | ||
.DS_Store | ||
/build | ||
/captures | ||
.externalNativeBuild | ||
.cxx | ||
local.properties |
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Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.
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Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.
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/build |
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plugins { | ||
id 'com.android.application' | ||
id 'kotlin-android' | ||
} | ||
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android { | ||
compileSdkVersion 30 | ||
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defaultConfig { | ||
applicationId "de.moekadu.tickvis" | ||
minSdkVersion 23 | ||
targetSdkVersion 30 | ||
versionCode 1 | ||
versionName "1.0" | ||
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" | ||
} | ||
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buildTypes { | ||
release { | ||
minifyEnabled false | ||
proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' | ||
} | ||
} | ||
compileOptions { | ||
sourceCompatibility JavaVersion.VERSION_1_8 | ||
targetCompatibility JavaVersion.VERSION_1_8 | ||
} | ||
kotlinOptions { | ||
jvmTarget = '1.8' | ||
} | ||
} | ||
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dependencies { | ||
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implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" | ||
implementation 'androidx.core:core-ktx:1.5.0' | ||
implementation 'androidx.appcompat:appcompat:1.3.0' | ||
implementation 'com.google.android.material:material:1.3.0' | ||
implementation 'androidx.constraintlayout:constraintlayout:2.0.4' | ||
testImplementation 'junit:junit:4.+' | ||
androidTestImplementation 'androidx.test.ext:junit:1.1.2' | ||
androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0' | ||
} |
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# Add project specific ProGuard rules here. | ||
# You can control the set of applied configuration files using the | ||
# proguardFiles setting in build.gradle. | ||
# | ||
# For more details, see | ||
# http://developer.android.com/guide/developing/tools/proguard.html | ||
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# If your project uses WebView with JS, uncomment the following | ||
# and specify the fully qualified class name to the JavaScript interface | ||
# class: | ||
#-keepclassmembers class fqcn.of.javascript.interface.for.webview { | ||
# public *; | ||
#} | ||
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# Uncomment this to preserve the line number information for | ||
# debugging stack traces. | ||
#-keepattributes SourceFile,LineNumberTable | ||
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# If you keep the line number information, uncomment this to | ||
# hide the original source file name. | ||
#-renamesourcefileattribute SourceFile |
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package de.moekadu.tickvis | ||
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import androidx.test.platform.app.InstrumentationRegistry | ||
import androidx.test.ext.junit.runners.AndroidJUnit4 | ||
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import org.junit.Test | ||
import org.junit.runner.RunWith | ||
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import org.junit.Assert.* | ||
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/** | ||
* Instrumented test, which will execute on an Android device. | ||
* | ||
* See [testing documentation](http://d.android.com/tools/testing). | ||
*/ | ||
@RunWith(AndroidJUnit4::class) | ||
class ExampleInstrumentedTest { | ||
@Test | ||
fun useAppContext() { | ||
// Context of the app under test. | ||
val appContext = InstrumentationRegistry.getInstrumentation().targetContext | ||
assertEquals("de.moekadu.tickvis", appContext.packageName) | ||
} | ||
} |
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<?xml version="1.0" encoding="utf-8"?> | ||
<manifest xmlns:android="http://schemas.android.com/apk/res/android" | ||
package="de.moekadu.tickvis"> | ||
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<application | ||
android:allowBackup="true" | ||
android:icon="@mipmap/ic_launcher" | ||
android:label="@string/app_name" | ||
android:roundIcon="@mipmap/ic_launcher_round" | ||
android:supportsRtl="true" | ||
android:theme="@style/Theme.TickVis"> | ||
<activity android:name=".MainActivity"> | ||
<intent-filter> | ||
<action android:name="android.intent.action.MAIN" /> | ||
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<category android:name="android.intent.category.LAUNCHER" /> | ||
</intent-filter> | ||
</activity> | ||
</application> | ||
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</manifest> |
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package de.moekadu.tickvis | ||
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import androidx.appcompat.app.AppCompatActivity | ||
import android.os.Bundle | ||
import android.text.InputType | ||
import android.widget.Button | ||
import android.widget.EditText | ||
import android.widget.TextView | ||
import android.widget.Toast | ||
import androidx.appcompat.app.AlertDialog | ||
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class MainActivity : AppCompatActivity() { | ||
override fun onCreate(savedInstanceState: Bundle?) { | ||
super.onCreate(savedInstanceState) | ||
setContentView(R.layout.activity_main) | ||
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val button = findViewById<Button>(R.id.button) | ||
val vis = findViewById<TickVisualizer>(R.id.vis) | ||
val text = findViewById<TextView>(R.id.bpm_text) | ||
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text.text = "${vis.bpm} bpm" | ||
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text.setOnClickListener { | ||
val builder = AlertDialog.Builder(this).apply { | ||
val editText = EditText(this@MainActivity) | ||
editText.inputType = InputType.TYPE_CLASS_NUMBER or InputType.TYPE_NUMBER_FLAG_DECIMAL | ||
val pad = 10 | ||
editText.setPadding(pad, pad, pad, pad) | ||
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setTitle("new speed in bpm") | ||
setPositiveButton("done") { _, _ -> | ||
val newBpmText = editText.text.toString() | ||
val newBpm = newBpmText.toFloatOrNull() | ||
if (newBpm == null) { | ||
Toast.makeText( | ||
this@MainActivity, "invalid input", | ||
Toast.LENGTH_LONG | ||
).show() | ||
} else { | ||
vis.bpm = newBpm | ||
text.text = "${vis.bpm} bpm" | ||
} | ||
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} | ||
setNegativeButton("abort") { dialog, _ -> | ||
dialog?.cancel() | ||
} | ||
setView(editText) | ||
} | ||
val dialog = builder.create() | ||
dialog.show() | ||
} | ||
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button.setOnClickListener { | ||
if (vis.isRunning) | ||
vis.stop() | ||
else | ||
vis.start() | ||
} | ||
} | ||
} |
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package de.moekadu.tickvis | ||
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import android.animation.TimeAnimator | ||
import android.animation.ValueAnimator | ||
import android.content.Context | ||
import android.graphics.Canvas | ||
import android.graphics.Color | ||
import android.graphics.Paint | ||
import android.util.AttributeSet | ||
import android.util.Log | ||
import android.view.View | ||
import kotlin.math.roundToLong | ||
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class TickVisualizer(context : Context, attrs : AttributeSet?, defStyleAttr: Int) | ||
: View(context, attrs, defStyleAttr) { | ||
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var bpm = 60f | ||
val animator = TimeAnimator().apply { | ||
setTimeListener { animation, totalTime, deltaTime -> | ||
if (totalTime > next) { | ||
current = next | ||
next += (60f / bpm * 1000).roundToLong() | ||
odd = !odd | ||
} | ||
//paint.alpha = 255 - (255 * (totalTime - current).toFloat() / (next - current).toFloat()).toInt() | ||
Log.v("TickVis", "alpha = ${paint.alpha} tot=$totalTime, current=$current next=$next") | ||
invalidate() | ||
} | ||
} | ||
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private val paint = Paint().apply { | ||
color = Color.RED | ||
} | ||
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var odd = false | ||
var current = 0L | ||
var next = 0L | ||
var isRunning = false | ||
private set | ||
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constructor(context: Context, attrs: AttributeSet? = null) : this(context, attrs, 0) | ||
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fun start() { | ||
next = 0 | ||
animator.start() | ||
isRunning = true | ||
} | ||
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fun stop() { | ||
animator.end() | ||
isRunning = false | ||
} | ||
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override fun onDraw(canvas: Canvas?) { | ||
super.onDraw(canvas) | ||
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if (odd) | ||
canvas?.drawRect(0f, 0f, 0.5f * width.toFloat(), height.toFloat(), paint) | ||
else | ||
canvas?.drawRect(0.5f*width.toFloat(), 0f, width.toFloat(), height.toFloat(), paint) | ||
} | ||
} |
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<vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
xmlns:aapt="http://schemas.android.com/aapt" | ||
android:width="108dp" | ||
android:height="108dp" | ||
android:viewportWidth="108" | ||
android:viewportHeight="108"> | ||
<path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z"> | ||
<aapt:attr name="android:fillColor"> | ||
<gradient | ||
android:endX="85.84757" | ||
android:endY="92.4963" | ||
android:startX="42.9492" | ||
android:startY="49.59793" | ||
android:type="linear"> | ||
<item | ||
android:color="#44000000" | ||
android:offset="0.0" /> | ||
<item | ||
android:color="#00000000" | ||
android:offset="1.0" /> | ||
</gradient> | ||
</aapt:attr> | ||
</path> | ||
<path | ||
android:fillColor="#FFFFFF" | ||
android:fillType="nonZero" | ||
android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z" | ||
android:strokeWidth="1" | ||
android:strokeColor="#00000000" /> | ||
</vector> |