
1. Project Structure

2. Gradle
apply plugin: 'com.android.application'
android {
compileSdkVersion 28
defaultConfig {
applicationId "card.androidtutorials.fyprojects.wizardoverlap"
minSdkVersion 16
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
implementation 'com.android.support:design:28.0.0'
implementation 'com.mikhaellopez:circularimageview:3.2.0'
implementation 'com.balysv:material-ripple:1.0.2'
}
3. Main Activity
package card.androidtutorials.fyprojects.wizardoverlap.activity;
import android.content.Context;
import android.graphics.Color;
import android.graphics.PorterDuff;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import card.androidtutorials.fyprojects.wizardoverlap.utils.Tools;
public class MainActivity extends AppCompatActivity {
private static final int MAX_STEP = 4;
private ViewPager viewPager;
private Button btnNext;
private MyViewPagerAdapter myViewPagerAdapter;
private String about_title_array[] = {
"Ready to Travel",
"Pick the Ticket",
"Flight to Destination",
"Enjoy Holiday"
};
private String about_description_array[] = {
"Choose your destination, plan Your trip. Pick the best place for Your holiday",
"Select the day, pick Your ticket. We give you the best prices. We guarantee!",
"Safe and Comfort flight is our priority. Professional crew and services.",
"Enjoy your holiday, Don't forget to feel the moment and take a photo!",
};
private int about_images_array[] = {
R.drawable.img_wizard_1,
R.drawable.img_wizard_2,
R.drawable.img_wizard_3,
R.drawable.img_wizard_4
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
viewPager = (ViewPager) findViewById(R.id.view_pager);
btnNext = (Button) findViewById(R.id.btn_next);
// adding bottom dots
bottomProgressDots(0);
myViewPagerAdapter = new MyViewPagerAdapter();
viewPager.setAdapter(myViewPagerAdapter);
viewPager.addOnPageChangeListener(viewPagerPageChangeListener);
viewPager.setClipToPadding(false);
viewPager.setPadding(0, 0, 0, 0);
viewPager.setPageMargin(getResources().getDimensionPixelOffset(R.dimen.viewpager_margin_overlap));
viewPager.setOffscreenPageLimit(4);
viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
if (viewPager.getCurrentItem() == about_title_array.length - 1) {
btnNext.setText("Get Started");
} else {
btnNext.setText("Next");
}
}
@Override
public void onPageScrollStateChanged(int state) {
}
});
btnNext.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
int current = viewPager.getCurrentItem() + 1;
if (current < MAX_STEP) {
// move to next screen
viewPager.setCurrentItem(current);
} else {
finish();
}
}
});
Tools.setSystemBarColor(this, R.color.grey_10);
Tools.setSystemBarLight(this);
}
private void bottomProgressDots(int current_index) {
LinearLayout dotsLayout = (LinearLayout) findViewById(R.id.layoutDots);
ImageView[] dots = new ImageView[MAX_STEP];
dotsLayout.removeAllViews();
for (int i = 0; i < dots.length; i++) {
dots[i] = new ImageView(this);
int width_height = 15;
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(new ViewGroup.LayoutParams(width_height, width_height));
params.setMargins(10, 10, 10, 10);
dots[i].setLayoutParams(params);
dots[i].setImageResource(R.drawable.shape_circle);
dots[i].setColorFilter(getResources().getColor(R.color.grey_20), PorterDuff.Mode.SRC_IN);
dotsLayout.addView(dots[i]);
}
if (dots.length > 0) {
dots[current_index].setImageResource(R.drawable.shape_circle);
dots[current_index].setColorFilter(getResources().getColor(R.color.light_green_600), PorterDuff.Mode.SRC_IN);
}
}
// viewpager change listener
ViewPager.OnPageChangeListener viewPagerPageChangeListener = new ViewPager.OnPageChangeListener() {
@Override
public void onPageSelected(final int position) {
bottomProgressDots(position);
}
@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {
}
@Override
public void onPageScrollStateChanged(int arg0) {
}
};
/**
* View pager adapter
*/
public class MyViewPagerAdapter extends PagerAdapter {
private LayoutInflater layoutInflater;
public MyViewPagerAdapter() {
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
layoutInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = layoutInflater.inflate(R.layout.item_card_wizard_overlap, container, false);
((TextView) view.findViewById(R.id.title)).setText(about_title_array[position]);
((TextView) view.findViewById(R.id.description)).setText(about_description_array[position]);
((ImageView) view.findViewById(R.id.image)).setImageResource(about_images_array[position]);
container.addView(view);
return view;
}
@Override
public int getCount() {
return about_title_array.length;
}
@Override
public boolean isViewFromObject(View view, Object obj) {
return view == obj;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
View view = (View) object;
container.removeView(view);
}
}
}
4. Utils
Tools
package card.androidtutorials.fyprojects.wizard.utils;
import android.app.Activity;
import android.os.Build;
import android.support.annotation.ColorRes;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import card.androidtutorials.fyprojects.wizard.activity.R;
public class Tools {
public static void setSystemBarColor(Activity act, @ColorRes int color) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
Window window = act.getWindow();
window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
window.setStatusBarColor(act.getResources().getColor(color));
}
}
public static void setSystemBarLight(Activity act) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
View view = act.findViewById(android.R.id.content);
int flags = view.getSystemUiVisibility();
flags |= View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
view.setSystemUiVisibility(flags);
}
}
}
5. Layout
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/grey_10"
android:fitsSystemWindows="true"
android:orientation="vertical">
<android.support.v4.view.ViewPager
android:id="@+id/view_pager"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1" />
<LinearLayout
android:id="@+id/layoutDots"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="top|center_horizontal"
android:minHeight="@dimen/spacing_xlarge"
android:orientation="horizontal" />
<com.balysv.materialripple.MaterialRippleLayout
style="@style/RippleStyleWhite"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="@dimen/spacing_middle">
<Button
android:id="@+id/btn_next"
android:layout_width="match_parent"
android:layout_height="50dp"
android:background="@color/light_green_600"
android:gravity="center"
android:text="Next"
android:textAllCaps="true"
android:textAppearance="@style/TextAppearance.AppCompat.Subhead"
android:textColor="@android:color/white"
android:textStyle="bold" />
</com.balysv.materialripple.MaterialRippleLayout>
</LinearLayout>
item_card_wizard_overlap.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/lyt_parent"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v7.widget.CardView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_gravity="bottom|center_horizontal"
android:layout_margin="@dimen/spacing_middle"
app:cardCornerRadius="3dp"
app:cardBackgroundColor="@android:color/white"
app:cardElevation="2dp">
<RelativeLayout
android:layout_width="280dp"
android:layout_height="370dp">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_centerInParent="true"
android:gravity="center_horizontal"
android:orientation="vertical">
<ImageView
android:id="@+id/image"
android:layout_width="200dp"
android:layout_height="0dp"
android:layout_marginTop="@dimen/spacing_large"
android:layout_marginLeft="@dimen/spacing_xlarge"
android:layout_marginRight="@dimen/spacing_xlarge"
android:layout_weight="1"
android:padding="@dimen/spacing_xlarge"
android:src="@drawable/img_wizard_1"
android:tint="@color/light_green_600" />
<TextView
android:id="@+id/title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/spacing_middle"
android:text="Ready to Travel"
android:textAppearance="@style/TextAppearance.AppCompat.Medium"
android:textColor="@color/grey_80"
android:textStyle="bold" />
<TextView
android:id="@+id/description"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="@dimen/spacing_mxlarge"
android:layout_marginRight="@dimen/spacing_mxlarge"
android:layout_marginTop="@dimen/spacing_middle"
android:layout_marginBottom="@dimen/spacing_xlarge"
android:text="Find Featured and Premium \nItem From Our Store"
android:textAlignment="center"
android:textAppearance="@style/TextAppearance.AppCompat.Subhead"
android:textColor="@color/grey_40" />
</LinearLayout>
</RelativeLayout>
</android.support.v7.widget.CardView>
</RelativeLayout>
6 . Values
colors.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#1976D2</color>
<color name="colorPrimaryDark">#1565C0</color>
<color name="colorPrimaryLight">#1E88E5</color>
<color name="colorAccent">#FF4081</color>
<color name="colorAccentDark">#F50057</color>
<color name="colorAccentLight">#FF80AB</color>
<color name="light_green_600">#7CB342</color>
<color name="overlay_light_80">#CCFFFFFF</color>
<color name="grey_10">#e6e6e6</color>
<color name="grey_20">#cccccc</color>
<color name="grey_40">#999999</color>
<color name="grey_60">#666666</color>
<color name="grey_80">#37474F</color>
<color name="grey_90">#263238</color>
</resources>
dimens.xml
<resources>
<!-- Default screen margins, per the Android Design guidelines. -->
<dimen name="actionBarSize">56dp</dimen>
<dimen name="activity_horizontal_margin">16dp</dimen>
<dimen name="activity_vertical_margin">16dp</dimen>
<dimen name="nav_header_vertical_spacing">16dp</dimen>
<dimen name="nav_header_height">200dp</dimen>
<dimen name="fab_margin">16dp</dimen>
<dimen name="viewpager_margin_overlap">-60dp</dimen>
<dimen name="viewpager_margin_overlap_payment">-30dp</dimen>
<!--genaral spacing-->
<dimen name="spacing_xsmall">2dp</dimen>
<dimen name="spacing_small">3dp</dimen>
<dimen name="spacing_medium">5dp</dimen>
<dimen name="spacing_xmedium">7dp</dimen>
<dimen name="spacing_middle">10dp</dimen>
<dimen name="spacing_large">15dp</dimen>
<dimen name="spacing_smlarge">18dp</dimen>
<dimen name="spacing_mlarge">20dp</dimen>
<dimen name="spacing_mxlarge">25dp</dimen>
<dimen name="spacing_xlarge">35dp</dimen>
<dimen name="spacing_xmlarge">40dp</dimen>
<dimen name="spacing_xxlarge">50dp</dimen>
<dimen name="spacing_xxxlarge">55dp</dimen>
<dimen name="appbar_padding_top">8dp</dimen>
</resources>
styles.xml
<resources>
<style name="AppTheme" parent="BaseTheme" />
<style name="BaseTheme" parent="Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="windowActionModeOverlay">true</item>
</style>
<!--style for ripple library-->
<style name="RippleStyleWhite">
<item name="mrl_rippleOverlay">true</item>
<item name="mrl_rippleColor">#80FFFFFF</item>
<item name="mrl_rippleHover">true</item>
<item name="mrl_rippleAlpha">0.2</item>
</style>
</resources>