Java Graphics Draw String drawCenteredText(Graphics2D g, String text, int x, int y, float align_x, float align_y, float font_size)

Description

Draw text centered on a point

License

Open Source License

Parameter

Parameter	Description
g	The Graphics context to use
text	The text to draw
x	The left side of the "bounding" box
y	The top side of the "bounding" box
align_x	The horizontal alignment of the text
align_y	The vertical alignment of the text
font_size	The font size to use

Declaration

public static void drawCenteredText(Graphics2D g, String text, int x, int y, float align_x, float align_y,
        float font_size) 

Method Source Code

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

import java.awt.*;
import java.awt.geom.*;

public class Main {
    /**//from w w  w .  ja  va2 s .  c o  m
     * Draw text centered on a point
     * @param g         The Graphics context to use
     * @param text      The text to draw
     * @param x         The left side of the "bounding" box
     * @param y         The top side of the "bounding" box
     * @param align_x   The horizontal alignment of the text
     * @param align_y   The vertical alignment of the text
     * @param font_size   The font size to use
     */
    public static void drawCenteredText(Graphics2D g, String text, int x, int y, float align_x, float align_y,
            float font_size) {
        drawCenteredText(g, text, x, y, 0, 0, align_x, align_y, font_size);
    }

    /**
     * Draw text centered in a box
     * @param g         The Graphics context to use
     * @param text      The text to draw
     * @param x         The left side of the "bounding" box
     * @param y         The top side of the "bounding" box
     * @param width      The width of the "bounding" box
     * @param height   The height of the "bounding" box
     * @param align_x   The horizontal alignment of the text
     * @param align_y   The vertical alignment of the text
     * @param font_size   The font size to use
     */
    public static void drawCenteredText(Graphics2D g, String text, int x, int y, int width, int height,
            float align_x, float align_y, float font_size) {
        Font oldFont = null;
        if (font_size > 0) {
            oldFont = g.getFont();
            g.setFont(g.getFont().deriveFont(font_size));
        }

        Rectangle2D rect = g.getFontMetrics().getStringBounds(text, g);
        int x2 = (int) Math.round(x + align_x * (width - rect.getWidth()) - rect.getX());
        int y2 = (int) Math.round(y + align_y * (height - rect.getHeight()) - rect.getY());

        g.drawString(text, x2, y2);

        if (oldFont != null)
            g.setFont(oldFont);
    }
}

Related

1. drawCentered(Graphics g, String text, Point p)
2. drawCenteredChar(Graphics g, char[] chars, int x, int y, int w, int h)
3. drawCenteredString(Graphics g, Rectangle rect, String str)
4. drawCenteredString(Graphics g, String str, int x, int y)
5. drawCenteredString(String s, Graphics g, int x, int y)
6. drawCenteredText(java.awt.Graphics g, String s, java.awt.Rectangle rect)
7. drawClippedString(Graphics g, String t, int x, int y, int width)
8. drawEmphasizedString(Graphics g, Color foreground, Color emphasis, String s, int underlinedIndex, int x, int y)
9. drawFitText(Graphics2D g2, int x, int y, int width, int height, String text)