Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.style.ImageSpan;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
    private static Pattern pattern;
    private static String[] emojiCodes = new String[] { ":smile:", ":laughing:", ":blush:", ":smiley:", ":relaxed:",
            ":smirk:", ":heart_eyes:", ":kissing_heart:", ":kissing_closed_eyes:", ":flushed:", ":relieved:",
            ":satisfied:", ":grin:", ":wink:", ":stuck_out_tongue_winking_eye:", ":stuck_out_tongue_closed_eyes:",
            ":grinning:", ":kissing:", ":kissing_smiling_eyes:", ":stuck_out_tongue:", ":sleeping:", ":worried:",
            ":frowning:", ":anguished:", ":open_mouth:", ":grimacing:", ":confused:", ":hushed:",
            ":expressionless:", ":unamused:", ":sweat_smile:", ":sweat:", ":disappointed_relieved:", ":weary:",
            ":pensive:", ":disappointed:", ":confounded:", ":fearful:", ":cold_sweat:", ":persevere:", ":cry:",
            ":sob:", ":joy:", ":astonished:", ":scream:", ":tired_face:", ":angry:", ":rage:", ":triumph:",
            ":sleepy:", ":yum:", ":mask:", ":sunglasses:", ":dizzy_face:", ":neutral_face:", ":no_mouth:",
            ":innocent:", ":thumbsup:", ":thumbsdown:", ":clap:", ":point_right:", ":point_left:" };

    public static CharSequence replace(Context context, String text) {
        if (TextUtils.isEmpty(text)) {
            return text;
        }
        SpannableString spannableString = new SpannableString(text);
        Matcher matcher = pattern.matcher(text);
        while (matcher.find()) {
            String factText = matcher.group();
            String key = factText.substring(1, factText.length() - 1);
            if (contain(emojiCodes, factText)) {
                Bitmap bitmap = getEmojiDrawable(context, key);
                ImageSpan image = new ImageSpan(context, bitmap);
                int start = matcher.start();
                int end = matcher.end();
                spannableString.setSpan(image, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            }
        }
        return spannableString;
    }

    public static boolean contain(String[] strings, String string) {
        for (String s : strings) {
            if (s.equals(string)) {
                return true;
            }
        }
        return false;
    }

    public static boolean contain(String text) {
        boolean isContain = false;
        if (TextUtils.isEmpty(text)) {
            return false;
        }
        Matcher matcher = pattern.matcher(text);
        while (matcher.find()) {
            String factText = matcher.group();
            if (contain(emojiCodes, factText)) {
                isContain = true;
                break;
            }
        }
        return isContain;
    }

    public static Bitmap getEmojiDrawable(Context context, String name) {
        return getDrawableByName(context, "emoji_" + name);
    }

    public static Bitmap getDrawableByName(Context ctx, String name) {
        BitmapFactory.Options options = new BitmapFactory.Options();
        Bitmap bitmap = BitmapFactory.decodeResource(ctx.getResources(),
                ctx.getResources().getIdentifier(name, "drawable", ctx.getPackageName()), options);
        return bitmap;
    }
}