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feature: add captcha font size

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FRANKSTEIN11 2024-04-04 23:52:30 +08:00
parent bf7738e6f9
commit 397bcd7341
7 changed files with 201 additions and 27 deletions
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21
hutool-captcha/src/main/java/cn/hutool/captcha/AbstractCaptcha.java
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@ -95,6 +95,25 @@ public abstract class AbstractCaptcha implements ICaptcha {
this.font = new Font(Font.SANS_SERIF, Font.PLAIN, (int) (this.height * 0.75));
}
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param generator 验证码生成器
* @param interfereCount 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
*/
public AbstractCaptcha(int width, int height, CodeGenerator generator, int interfereCount, float size) {
this.width = width;
this.height = height;
this.generator = generator;
this.interfereCount = interfereCount;
// 字体高度设为验证码高度-2，留边距
this.font = new Font(Font.SANS_SERIF, Font.PLAIN, (int) (this.height * size));
}
@Override
public void createCode() {
generateCode();
@ -201,7 +220,7 @@ public abstract class AbstractCaptcha implements ICaptcha {
* @return 图片带文件格式的 Base64
* @since 5.3.11
*/
public String getImageBase64Data(){
public String getImageBase64Data() {
return URLUtil.getDataUriBase64("image/png", getImageBase64());
}

71
hutool-captcha/src/main/java/cn/hutool/captcha/CaptchaUtil.java
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@ -47,6 +47,21 @@ public class CaptchaUtil {
return new LineCaptcha(width, height, generator, lineCount);
}
/**
* 创建线干扰的验证码
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param lineCount 干扰线条数
* @param size 字体的大小 高度的倍数
* @return {@link LineCaptcha}
*/
public static LineCaptcha createLineCaptcha(int width, int height, int codeCount, int lineCount, float size) {
return new LineCaptcha(width, height, codeCount, lineCount, size);
}
// ------------------------- lineCaptcha end -------------------------
/**
* 创建圆圈干扰的验证码，默认5位验证码，15个干扰圈
*
@ -86,6 +101,21 @@ public class CaptchaUtil {
return new CircleCaptcha(width, height, generator, circleCount);
}
/**
* 创建圆圈干扰的验证码
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param circleCount 干扰圆圈条数
* @param size 字体的大小 高度的倍数
* @return {@link CircleCaptcha}
*/
public static CircleCaptcha createCircleCaptcha(int width, int height, int codeCount, int circleCount, float size) {
return new CircleCaptcha(width, height, codeCount, circleCount, size);
}
// ------------------------- circleCaptcha end -------------------------
/**
* 创建扭曲干扰的验证码，默认5位验证码
*
@ -125,10 +155,25 @@ public class CaptchaUtil {
return new ShearCaptcha(width, height, generator, thickness);
}
/**
* 创建扭曲干扰的验证码，默认5位验证码
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param thickness 干扰线宽度
* @param size 字体的大小 高度的倍数
* @return {@link ShearCaptcha}
*/
public static ShearCaptcha createShearCaptcha(int width, int height, int codeCount, int thickness, float size) {
return new ShearCaptcha(width, height, codeCount, thickness, size);
}
// ------------------------- shearCaptcha end -------------------------
/**
* 创建GIF验证码
*
* @param width 宽
* @param width 宽
* @param height 高
* @return {@link GifCaptcha}
*/
@ -139,8 +184,8 @@ public class CaptchaUtil {
/**
* 创建GIF验证码
*
* @param width 宽
* @param height 高
* @param width 宽
* @param height 高
* @param codeCount 字符个数
* @return {@link GifCaptcha}
*/
@ -151,8 +196,8 @@ public class CaptchaUtil {
/**
* 创建GIF验证码
*
* @param width 宽
* @param height 高
* @param width 宽
* @param height 高
* @param generator 验证码生成器
* @param thickness 验证码干扰元素个数
* @return {@link GifCaptcha}
@ -160,4 +205,20 @@ public class CaptchaUtil {
public static GifCaptcha createGifCaptcha(int width, int height, CodeGenerator generator, int thickness) {
return new GifCaptcha(width, height, generator, thickness);
}
/**
* 创建圆圈干扰的验证码
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param thickness 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
* @return {@link GifCaptcha}
*/
public static GifCaptcha createGifCaptcha(int width, int height, int codeCount, int thickness, float size) {
return new GifCaptcha(width, height, codeCount, thickness, size);
}
// ------------------------- gifCaptcha end -------------------------
}

30
hutool-captcha/src/main/java/cn/hutool/captcha/CircleCaptcha.java
View File

@ -24,7 +24,7 @@ public class CircleCaptcha extends AbstractCaptcha {
/**
* 构造
*
* @param width 图片宽
* @param width 图片宽
* @param height 图片高
*/
public CircleCaptcha(int width, int height) {
@ -34,8 +34,8 @@ public class CircleCaptcha extends AbstractCaptcha {
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
*/
public CircleCaptcha(int width, int height, int codeCount) {
@ -45,9 +45,9 @@ public class CircleCaptcha extends AbstractCaptcha {
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param interfereCount 验证码干扰元素个数
*/
public CircleCaptcha(int width, int height, int codeCount, int interfereCount) {
@ -66,12 +66,26 @@ public class CircleCaptcha extends AbstractCaptcha {
super(width, height, generator, interfereCount);
}
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param interfereCount 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
*/
public CircleCaptcha(int width, int height, int codeCount, int interfereCount, float size) {
super(width, height, new RandomGenerator(codeCount), interfereCount, size);
}
@Override
public Image createImage(String code) {
final BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
final Graphics2D g = ImgUtil.createGraphics(image, ObjectUtil.defaultIfNull(this.background, Color.WHITE));
try{
try {
// 随机画干扰圈圈
drawInterfere(g);
@ -88,7 +102,7 @@ public class CircleCaptcha extends AbstractCaptcha {
/**
* 绘制字符串
*
* @param g {@link Graphics2D}画笔
* @param g {@link Graphics2D}画笔
* @param code 验证码
*/
private void drawString(Graphics2D g, String code) {

27
hutool-captcha/src/main/java/cn/hutool/captcha/GifCaptcha.java
View File

@ -53,9 +53,9 @@ public class GifCaptcha extends AbstractCaptcha {
}
/**
* @param width 验证码宽度
* @param height 验证码高度
* @param codeCount 验证码个数
* @param width 验证码宽度
* @param height 验证码高度
* @param codeCount 验证码个数
* @param interfereCount 验证码干扰元素个数
*/
public GifCaptcha(int width, int height, int codeCount, int interfereCount) {
@ -74,6 +74,19 @@ public class GifCaptcha extends AbstractCaptcha {
super(width, height, generator, interfereCount);
}
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 验证码个数
* @param interfereCount 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
*/
public GifCaptcha(int width, int height, int codeCount, int interfereCount, float size) {
super(width, height, new RandomGenerator(codeCount), interfereCount, size);
}
/**
* 设置图像的颜色量化(转换质量 由GIF规范允许的最大256种颜色)。
* 低的值(最小值= 1)产生更好的颜色,但处理显著缓慢。
@ -171,7 +184,7 @@ public class GifCaptcha extends AbstractCaptcha {
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
//或得图形上下文
Graphics2D g2d = image.createGraphics();
try{
try {
//利用指定颜色填充背景
g2d.setColor(ObjectUtil.defaultIfNull(this.background, Color.WHITE));
g2d.fillRect(0, 0, width, height);
@ -191,9 +204,9 @@ public class GifCaptcha extends AbstractCaptcha {
g2d.setComposite(ac);
g2d.setColor(fontColor[i]);
g2d.drawOval(
RandomUtil.randomInt(width),
RandomUtil.randomInt(height),
RandomUtil.randomInt(5, 30), 5 + RandomUtil.randomInt(5, 30)
RandomUtil.randomInt(width),
RandomUtil.randomInt(height),
RandomUtil.randomInt(5, 30), 5 + RandomUtil.randomInt(5, 30)
);//绘制椭圆边框
g2d.drawString(words[i] + "", x + (font.getSize() + m) * i, y);
}

23
hutool-captcha/src/main/java/cn/hutool/captcha/LineCaptcha.java
View File

@ -24,7 +24,7 @@ public class LineCaptcha extends AbstractCaptcha {
/**
* 构造，默认5位验证码，150条干扰线
*
* @param width 图片宽
* @param width 图片宽
* @param height 图片高
*/
public LineCaptcha(int width, int height) {
@ -34,8 +34,8 @@ public class LineCaptcha extends AbstractCaptcha {
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param lineCount 干扰线条数
*/
@ -54,6 +54,21 @@ public class LineCaptcha extends AbstractCaptcha {
public LineCaptcha(int width, int height, CodeGenerator generator, int interfereCount) {
super(width, height, generator, interfereCount);
}
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param interfereCount 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
*/
public LineCaptcha(int width, int height, int codeCount, int interfereCount, float size) {
super(width, height, new RandomGenerator(codeCount), interfereCount, size);
}
// -------------------------------------------------------------------- Constructor end
@Override
@ -79,7 +94,7 @@ public class LineCaptcha extends AbstractCaptcha {
/**
* 绘制字符串
*
* @param g {@link Graphics}画笔
* @param g {@link Graphics}画笔
* @param code 验证码
*/
private void drawString(Graphics2D g, String code) {

14
hutool-captcha/src/main/java/cn/hutool/captcha/ShearCaptcha.java
View File

@ -68,6 +68,20 @@ public class ShearCaptcha extends AbstractCaptcha {
super(width, height, generator, interfereCount);
}
/**
* 构造
*
* @param width 图片宽
* @param height 图片高
* @param codeCount 字符个数
* @param interfereCount 验证码干扰元素个数
* @param size 字体的大小 高度的倍数
*/
public ShearCaptcha(int width, int height, int codeCount, int interfereCount, float size) {
super(width, height, new RandomGenerator(codeCount), interfereCount, size);
}
@Override
public Image createImage(String code) {
final BufferedImage image = new BufferedImage(this.width, this.height, BufferedImage.TYPE_INT_RGB);

42
hutool-captcha/src/test/java/cn/hutool/captcha/CaptchaTest.java
View File

@ -32,6 +32,15 @@ public class CaptchaTest {
lineCaptcha.write("f:/test/captcha/tellow.png");
}
@Test
@Ignore
public void lineCaptchaTestWithSize() {
// 定义图形验证码的长和宽
LineCaptcha lineCaptcha = CaptchaUtil.createLineCaptcha(200, 70, 4, 15, 0.65f);
lineCaptcha.setBackground(Color.yellow);
lineCaptcha.write("f:/test/captcha/tellow.png");
}
@Test
@Ignore
public void lineCaptchaWithMathTest() {
@ -75,12 +84,22 @@ public class CaptchaTest {
captcha.verify("1234");
}
@Test
@Ignore
public void circleCaptchaTestWithSize() {
// 定义图形验证码的长和宽
CircleCaptcha captcha = CaptchaUtil.createCircleCaptcha(200, 70, 4, 15, 0.65f);
captcha.setBackground(Color.yellow);
captcha.write("f:/test/captcha/circle.png");
}
@Test
@Ignore
public void shearCaptchaTest() {
// 定义图形验证码的长和宽
ShearCaptcha captcha = CaptchaUtil.createShearCaptcha(203, 100, 4, 4);
ShearCaptcha captcha = CaptchaUtil.createShearCaptcha(200, 100, 4, 4);
// ShearCaptcha captcha = new ShearCaptcha(200, 100, 4, 4);
// 图形验证码写出，可以写出到文件，也可以写出到流
captcha.write("f:/captcha/shear.png");
@ -113,6 +132,16 @@ public class CaptchaTest {
captcha.verify("1234");
}
@Test
@Ignore
public void ShearCaptchaTestWithSize() {
// 定义图形验证码的长和宽
ShearCaptcha captcha = CaptchaUtil.createShearCaptcha(200, 70, 4, 15, 0.65f);
captcha.setBackground(Color.yellow);
captcha.write("f:/test/captcha/shear.png");
}
@Test
@Ignore
public void GifCaptchaTest() {
@ -123,7 +152,16 @@ public class CaptchaTest {
@Test
@Ignore
public void bgTest(){
public void GifCaptchaTestWithSize() {
// 定义图形验证码的长和宽
GifCaptcha captcha = CaptchaUtil.createGifCaptcha(200, 70, 4, 15, 0.65f);
captcha.setBackground(Color.yellow);
captcha.write("f:/test/captcha/gif.png");
}
@Test
@Ignore
public void bgTest() {
LineCaptcha captcha = CaptchaUtil.createLineCaptcha(200, 100, 4, 1);
captcha.setBackground(Color.WHITE);
captcha.write("d:/test/test.jpg");