การทำ Animation (Rotate) | Phaisarn Sutheebanjard

values/styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <style name="ButtonStyle">
        <item name="android:layout_width">200dp</item>
        <item name="android:layout_height">wrap_content</item>
        <item name="android:padding">10dp</item>
        <item name="android:textSize">20sp</item>
        <item name="android:textAllCaps">false</item>
        <item name="android:layout_gravity">center</item>
        <item name="android:layout_marginBottom">10dp</item>
    </style>
</resources>

<item name="colorPrimary">@color/colorPrimary</item>

<item name="colorPrimaryDark">@color/colorPrimaryDark</item>

<item name="colorAccent">@color/colorAccent</item>

</style>

<item name="android:layout_height">wrap_content</item>

<item name="android:textAllCaps">false</item>

<item name="android:layout_gravity">center</item>

</style>

</resources>

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:orientation="vertical"
    tools:context=".MainActivity">


    <ImageView
        android:id="@+id/image_view"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:layout_marginBottom="50dp"
        android:src="@drawable/direction" />

    <EditText
        android:id="@+id/text_angle"
        android:layout_width="200dp"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:layout_marginBottom="10dp"
        android:gravity="center"
        android:hint="Custom Angle (+ OR -)"
        android:text="180" />

    <Button
        android:id="@+id/button_rotate"
        style="@style/ButtonStyle"
        android:layout_marginBottom="50dp"
        android:text="Rotate" />

    <Button
        android:id="@+id/button_flip_horz"
        style="@style/ButtonStyle"
        android:text="Flip Horizontal" />

    <Button
        android:id="@+id/button_flip_vert"
        style="@style/ButtonStyle"
        android:text="Flip Vertical" />

</LinearLayout>

<?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:orientation="vertical"

tools:context=".MainActivity">

<ImageView

android:id="@+id/image_view"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_gravity="center_horizontal"

android:layout_marginBottom="50dp"

android:src="@drawable/direction" />

<EditText

android:id="@+id/text_angle"

android:layout_width="200dp"

android:layout_height="wrap_content"

android:layout_gravity="center_horizontal"

android:layout_marginBottom="10dp"

android:gravity="center"

android:hint="Custom Angle (+ OR -)"

android:text="180" />

<Button

android:id="@+id/button_rotate"

style="@style/ButtonStyle"

android:layout_marginBottom="50dp"

android:text="Rotate" />

<Button

android:id="@+id/button_flip_horz"

style="@style/ButtonStyle"

android:text="Flip Horizontal" />

<Button

android:id="@+id/button_flip_vert"

style="@style/ButtonStyle"

android:text="Flip Vertical" />

</LinearLayout>

MainActivity.java

package com.phaisarn.myapplication;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final ImageView mImage = findViewById(R.id.image_view);

        findViewById(R.id.button_rotate).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                EditText textAngle = findViewById(R.id.text_angle);
                int angle = Integer.valueOf(textAngle.getText().toString());
                mImage.animate().rotationBy(angle).setDuration(2000).start();
            }
        });

        findViewById(R.id.button_flip_vert).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                mImage.animate().rotationXBy(180).setDuration(2000).start();
            }
        });

        findViewById(R.id.button_flip_horz).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                mImage.animate().rotationYBy(180).setDuration(2000).start();
            }
        });
    }
}

package com.phaisarn.myapplication;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.EditText;

import android.widget.ImageView;

public class MainActivity extends AppCompatActivity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

final ImageView mImage = findViewById(R.id.image_view);

findViewById(R.id.button_rotate).setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

EditText textAngle = findViewById(R.id.text_angle);

int angle = Integer.valueOf(textAngle.getText().toString());

mImage.animate().rotationBy(angle).setDuration(2000).start();

}

});

findViewById(R.id.button_flip_vert).setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mImage.animate().rotationXBy(180).setDuration(2000).start();

}

});

findViewById(R.id.button_flip_horz).setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mImage.animate().rotationYBy(180).setDuration(2000).start();

}

});

}

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