1. //adv0.jpg就是背景图片,注意函数与图片格式对应
2. $im = imagecreatefromjpeg('/www/law/images/demo/adv0.jpg');
3. $font_color = imagecolorallocate ($im, 0, 250, 10); //这是文字颜色，绿色
4. $text = "张三的博客"; //文字内容
5. $font_file = "/www/font/hyi_xkj.ttf"; //字体的linux绝对路径
6. //26：字体， 0 是角度， 10，36是坐标， $font_color是文字色， font是字体， 文本是填入的文字
7. imagettftext($im, 26,0, 10, 36, $font_color ,$font_file, $text); 往图片插入文字
8. // output image
9. header ('content-type: image/png'); //即便是从jpg拷贝的图片，也能以png输出，
10. imagepng ($im);
11. // clean up
12. imagedestroy($im);
13. //生成水印方法二,代码如下:
14. public final class imageutils {
15. public imageutils() {
16. }
17. public final static string getpressimgpath(){
18. return applicationcontext.getrealpath("/template/data/util/shuiyin.gif");
19. }
20. /**
21. * 把图片印刷到图片上
22. * @param pressimg -- 水印文件
23. * @param targetimg -- 目标文件
24. * @param x
25. * @param y
26. */
27. public final static void pressimage(string pressimg, string targetimg, int x, int y) {
28. try {
29. file _file = new file(targetimg);
30. image src = imageio.read(_file);
31. int wideth = src.getwidth(null);
32. int height = src.getheight(null);
33. bufferedimage image = new bufferedimage(wideth, height,
34. bufferedimage.type_int_rgb);
35. graphics g = image.creategraphics();
36. g.drawimage(src, 0, 0, wideth, height, null);
37. // 水印文件
38. file _filebiao = new file(pressimg);
39. image src_biao = imageio.read(_filebiao);
40. int wideth_biao = src_biao.getwidth(null);
41. int height_biao = src_biao.getheight(null);
42. g.drawimage(src_biao, wideth - wideth_biao - x, height - height_biao -y, wideth_biao,
43. height_biao, null);
44. // /
45. g.dispose();
46. fileoutputstream out = new fileoutputstream(targetimg);
47. jpegimageencoder encoder = jpegcodec.createjpegencoder(out);
48. encoder.encode(image);
49. out.close();
50. } catch (exception e) {
51. e.printstacktrace();
52. }
53. }
54. /**
55. * 打印文字水印图片
56. * @param presstext --文字
57. * @param targetimg -- 目标图片
58. * @param fontname -- 字体名
59. * @param fontstyle -- 字体样式
60. * @param color -- 字体颜色
61. * @param fontsize -- 字体大小
62. * @param x -- 偏移量
63. * @param y
64. */
65. public static void presstext(string presstext, string targetimg, string fontname,int fontstyle, int color, int fontsize, int x, int y) {
66. try {
67. file _file = new file(targetimg);
68. image src = imageio.read(_file);
69. int wideth = src.getwidth(null);
70. int height = src.getheight(null);
71. bufferedimage image = new bufferedimage(wideth, height,
72. bufferedimage.type_int_rgb);
73. graphics g = image.creategraphics();
74. g.drawimage(src, 0, 0, wideth, height, null);
75. // string s=www.111cn.net;
76. g.setcolor(color.red);
77. g.setfont(new font(fontname, fontstyle, fontsize));
78. g.drawstring(presstext, wideth - fontsize - x, height - fontsize/2 - y);
79. g.dispose();
80. fileoutputstream out = new fileoutputstream(targetimg);
81. jpegimageencoder encoder = jpegcodec.createjpegencoder(out);
82. encoder.encode(image);
83. out.close();
84. } catch (exception e) {
85. system.out.println(e);
86. }
87. }
88. //开源代码phpfensi.com
89. public static void main(string[] args) {
90. pressimage("c:/shuiyin/shuiyin.gif", "c:/shuiyin/dsc02342.jpg", 20 ,20);
91. }
92. }