package com.yin.text; import java.awt.Color; import java.awt.Font; import java.awt.Graphics2D; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import javax.imageio.ImageIO; /** * 在图片上编辑文本内容 * @version 2018-2-27 上午11:12:09 * */ public class Picture1 { private Font font = new Font("宋体", Font.PLAIN, 12); // 添加字体的属性设置 private Graphics2D g = null; private int fontsize = 0; private int x = 0; private int y = 0; /** * 导入本地图片到缓冲区 */ public BufferedImage loadImageLocal(String imgName) { try { return ImageIO.read(new File(imgName)); } catch (IOException e) { System.out.println(e.getMessage()); } return null; } /** * 生成新图片到本地 */ public void writeImageLocal(String newImage, BufferedImage img) { if (newImage != null && img != null) { try { File outputfile = new File(newImage); ImageIO.write(img, "jpg", outputfile); } catch (IOException e) { System.out.println(e.getMessage()); } } } /** * 修改图片,返回修改后的图片缓冲区(只输出一行文本) */ public BufferedImage modifyImage(BufferedImage img, Object content, int x, int y) { try { int w = img.getWidth(); int h = img.getHeight(); g = img.createGraphics(); g.setBackground(Color.RED);//设置背景颜色 g.setColor(Color.BLUE);//设置字体颜色 if (this.font != null) g.setFont(this.font); // 验证输出位置的纵坐标和横坐标 if (x >= h || y >= w) { this.x = h - this.fontsize + 2; this.y = w; } else { this.x = x; this.y = y; } if (content != null) { g.drawString(content.toString(), this.x, this.y); } g.dispose(); } catch (Exception e) { System.out.println(e.getMessage()); } return img; } public static void main(String[] args) { Picture1 tt = new Picture1(); BufferedImage d = tt.loadImageLocal("C:/1.jpg"); //往图片上编辑内容 tt.writeImageLocal("C:/new1.jpg", tt.modifyImage(d, "这是文本内容啦啦啦啦啦", 0, 200)); System.out.println("success"); } }