AppIntro SlideBackgroundColorHolder example

ColorCustomLayoutFragment.java

package com.github.appintro.example.ui;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;

import androidx.annotation.ColorInt;
import androidx.annotation.LayoutRes;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;

import com.github.appintro.SlideBackgroundColorHolder;
import com.github.appintro.example.R;

import org.jetbrains.annotations.Nullable;

public class ColorCustomLayoutFragment extends Fragment implements SlideBackgroundColorHolder {

    private static final String ARG_LAYOUT_RES_ID = "LAYOUT_RES_ID";
    private static final String ARG_COLOR_INT = "COLOR_INT";
    private int layoutResId = 0;
    private int originalColor = 0;
    private LinearLayout background = null;

    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        layoutResId = getArguments().getInt(ARG_LAYOUT_RES_ID);
        originalColor = getArguments().getInt(ARG_COLOR_INT);
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(layoutResId, container, false);
    }

    @Override
    public void onViewCreated(@NonNull View view, @androidx.annotation.Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        background = view.findViewById(R.id.custom_slide_background);
    }

    static ColorCustomLayoutFragment newInstance(@LayoutRes int layoutResId, @ColorInt int originalColor) {
        ColorCustomLayoutFragment newFragment = new ColorCustomLayoutFragment();
        Bundle args = new Bundle();
        args.putInt(ARG_LAYOUT_RES_ID, layoutResId);
        args.putInt(ARG_COLOR_INT, originalColor);
        newFragment.setArguments(args);
        return newFragment;
    }

    @Override
    public int getDefaultBackgroundColor() {
        return originalColor;
    }

    @Override
    public void setBackgroundColor(int backgroundColor) {
        background.setBackgroundColor(backgroundColor);
    }
}

SampleIntro.java

package com.github.appintro.example.ui;

import android.graphics.Color;
import android.os.Bundle;

import com.github.appintro.AppIntro;
import com.github.appintro.example.R;

import org.jetbrains.annotations.Nullable;

public class SampleIntro extends AppIntro {

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        addSlide(ColorCustomLayoutFragment.newInstance(R.layout.slide, Color.RED));
        addSlide(ColorCustomLayoutFragment.newInstance(R.layout.slide, Color.GREEN));
        addSlide(ColorCustomLayoutFragment.newInstance(R.layout.slide, Color.BLUE));

        setColorTransitionsEnabled(true);
    }
}

slide.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:id="@+id/custom_slide_background"
    android:gravity="center"
    android:orientation="vertical">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello"
        android:layout_margin="24dp"
        android:textSize="40sp" />
</LinearLayout>

This code will produce this AppIntro: