add Text Bubble Paint - Android Graphics

Android examples for Graphics:Paint

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Description

add Text Bubble Paint

Demo Code

/*/*from   w  w  w .  j ava2  s  .  c o m*/
 BlueFlyVario flight instrument - http://www.alistairdickie.com/blueflyvario/
 Copyright (C) 2011-2012 Alistair Dickie

 BlueFlyVario is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 BlueFlyVario is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with BlueFlyVario.  If not, see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;
import android.graphics.*;

public class Main {
    private static Rect textBounds = new Rect();

    public static void addTextBubble(String text, Canvas c, Paint p,
            float xCenter, float yCenter) {
        addTextBubble(text, c, p, xCenter, yCenter, 4.0f, Color.BLACK,
                Color.GRAY);

    }

    public static void addTextBubble(String text, Canvas c, Paint p,
            float xCenter, float yCenter, float padding, int backColor,
            int frontColor) {

        p.setStyle(Paint.Style.FILL);
        p.getTextBounds(text, 0, text.length(), textBounds);
        float width = textBounds.width() + padding * 2.0f;
        float height = textBounds.height() + padding * 2.0f;
        RectF bubble = new RectF(xCenter - width / 2.0f, yCenter - height
                / 2.0f, xCenter + width / 2.0f, yCenter + height / 2.0f);

        float radius = 0.0f;

        p.setStyle(Paint.Style.FILL);
        p.setColor(backColor);
        c.drawRoundRect(bubble, radius, radius, p);

        p.setColor(frontColor);
        p.setStyle(Paint.Style.FILL);
        c.drawText(text, xCenter - textBounds.width() / 2.0f, yCenter
                + textBounds.height() / 2.0f, p);

    }
}

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