Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2016 Jorge Ruesga
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import android.graphics.Bitmap;

import android.graphics.Canvas;

import android.graphics.Paint;

import android.text.TextPaint;
import android.text.TextUtils;

public class Main {
    public static Bitmap text2Bitmap(String text, int color, float size) {
        if (TextUtils.isEmpty(text)) {
            return null;
        }

        Paint paint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
        paint.setTextSize(size);
        paint.setColor(color);
        paint.setTextAlign(Paint.Align.LEFT);

        float baseline = -paint.ascent();
        int width = (int) (paint.measureText(text) + 0.5f);
        int height = (int) (baseline + paint.descent() + 0.5f);

        Bitmap image = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(image);
        canvas.drawText(text, 0, baseline, paint);
        return image;
    }
}