Java Graphics Draw Multiline String drawTrimmedString(Graphics g, String s, int x, int y, int width)

Description

draw Trimmed String

License

Apache License

Parameter

Parameter	Description
g	a parameter
s	a parameter
x	a parameter
y	a parameter
width	a parameter

Declaration

public static void drawTrimmedString(Graphics g, String s, int x, int y, int width) 

Method Source Code

//package com.java2s;
/**//from www.j a va 2s.c o  m
 * Copyright 2013 Theodor Costache
 * 
 * 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 java.awt.FontMetrics;
import java.awt.Graphics;

public class Main {
    /**
     * 
     * @param g
     * @param s
     * @param x
     * @param y
     * @param width
     */
    public static void drawTrimmedString(Graphics g, String s, int x, int y, int width) {
        // FontMetrics gives us information about the width,
        // height, etc. of the current Graphics object's Font.

        if (s == null)
            s = "" + s;

        FontMetrics fm = g.getFontMetrics();

        int wordWidth = fm.stringWidth(s + " ");

        int charIdx = s.length();
        boolean textTrimmed = false;
        while (charIdx > 0 && wordWidth >= width) {
            charIdx -= 1;
            s = s.substring(0, charIdx);
            wordWidth = fm.stringWidth(s + " ");
            textTrimmed = true;
        }
        s = s.length() > 3 && textTrimmed ? s.substring(0, s.length() - 3) + "..." : s.length() > 2 ? s : "";

        g.drawString(s, x, y);

    }

    /**
     * 
     * @param g
     * @param s
     * @param x
     * @param y
     * @param width
     */
    public static void drawString(Graphics g, String s, int x, int y, int width, int height) {
        // FontMetrics gives us information about the width,
        // height, etc. of the current Graphics object's Font.
        FontMetrics fm = g.getFontMetrics();

        int lineHeight = fm.getHeight();
        int textHeight = 0;
        int curX = x;
        int curY = y;

        String[] words = s.split(" ");

        for (String word : words) {
            // Find out thw width of the word.
            int wordWidth = fm.stringWidth(word + " ");

            // If text exceeds the width, then move to next line.
            if (curX + wordWidth >= x + width) {
                curY += lineHeight;
                textHeight += lineHeight;
                curX = x;
            }
            int charIdx = word.length();
            boolean textTrimmed = false;
            while (charIdx > 0 && wordWidth >= width) {
                charIdx -= 1;
                word = word.substring(0, charIdx);
                wordWidth = fm.stringWidth(word + " ");
                textTrimmed = true;
            }
            word = word.length() > 3 && textTrimmed ? word.substring(0, word.length() - 3) + "..."
                    : word.length() > 2 ? word : "";

            if (textHeight + lineHeight > height) {
                g.drawString("...", curX, curY);
                break;
            }
            g.drawString(word, curX, curY);

            // Move over to the right for next word.
            curX += wordWidth;
        }
    }
}

Related

1. drawRightMultiLineText(String text, Graphics G, int x, int y)
2. drawString(Graphics g, String s, int x, int y)
3. drawStringBiggest(final Graphics2D g2d, final Dimension dim, final String drawString)
4. drawStringUnderlineCharAt(Graphics g, String s, int underlinedIndex, int x, int y)
5. drawStyleString(final Graphics graphics, final String message, final int x, final int y, final Color color, final Color color1)
6. paintMultilineText(Graphics2D g2d, String text, int textX, int textWidth, int textY, int maxTextLineCount)