Activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/colorPrimary"
tools:context=".MainActivity"
android:padding="10dp"
android:gravity="center"
android:orientation="vertical">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal">
<Button
android:background="@drawable/blue_button"
android:onClick="playsound1"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/blue_button"
android:onClick="playsound2"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/blue_button"
android:onClick="playsound3"
android:layout_width="100dp"
android:layout_height="100dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginTop="5dp">
<Button
android:background="@drawable/purple_button"
android:onClick="playsound4"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/purple_button"
android:onClick="playsound5"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/purple_button"
android:onClick="playsound6"
android:layout_width="100dp"
android:layout_height="100dp"/>
</LinearLayout>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginTop="5dp">
<LinearLayout
android:background="@drawable/orange_button"
android:onClick="playsound7"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/orange_button"
android:onClick="playsound8"
android:layout_width="100dp"
android:layout_height="100dp"/>
<Button
android:layout_marginLeft="5dp"
android:background="@drawable/orange_button"
android:onClick="playsound9"
android:layout_width="100dp"
android:layout_height="100dp"/>
</LinearLayout>
</LinearLayout>
MainActivity.java
package com.example.teddy.drumpad;
import android.media.AudioManager;
import android.media.SoundPool;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
public class MainActivity extends AppCompatActivity {
private SoundPool sp;
private int sound1;
private int sound2;
private int sound3;
private int sound4;
private int sound5;
private int sound6;
private int sound7;
private int sound8;
private int sound9;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
sp = new SoundPool(2, AudioManager.STREAM_MUSIC,0);
sound1 = sp.load(getApplicationContext(),R.raw.sound1,1);
sound2 = sp.load(getApplicationContext(),R.raw.sound2,1);
sound3 = sp.load(getApplicationContext(),R.raw.sound3,1);
sound4 = sp.load(getApplicationContext(),R.raw.sound4,1);
sound5 = sp.load(getApplicationContext(),R.raw.sound5,1);
sound6 = sp.load(getApplicationContext(),R.raw.sound6,1);
sound7 = sp.load(getApplicationContext(),R.raw.sound7,1);
sound8 = sp.load(getApplicationContext(),R.raw.sound8,1);
sound9 = sp.load(getApplicationContext(),R.raw.sound9,1);
}
public void playsound1 (View v) {
sp.play(sound1,0.5f,0.5f,0,0,10f);
}
public void playsound2 (View v) {
sp.play(sound2,1.0f,1.0f,0,0,10f);
}
public void playsound3 (View v) {
sp.play(sound3,1.0f,1.0f,0,0,10f);
}
public void playsound4 (View v) {
sp.play(sound4,1.0f,1.0f,0,0,10f);
}
public void playsound5 (View v) {
sp.play(sound5,1.0f,1.0f,0,0,10f);
}
public void playsound6 (View v) {
sp.play(sound6,1.0f,1.0f,0,0,10f);
}
public void playsound7 (View v) {
sp.play(sound7,1.0f,1.0f,0,0,10f);
}
public void playsound8 (View v) {
sp.play(sound8,1.0f,1.0f,0,0,10f);
}
public void playsound9 (View v) {
sp.play(sound9,1.0f,1.0f,0,0,10f);
}
}
Komen dong