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fix(utils): 修正图片旋转角度参数

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- 将旋转角度从270度更正为90度
- 保持旋转后宽高的正确计算逻辑
- 确保测试场景覆盖正确的旋转角度
This commit is contained in:
Jerry Yan
2025-11-27 22:21:35 +08:00
parent 610a183be1
commit 8058bc21f5
1 changed files with 3 additions and 3 deletions
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6
src/main/java/com/ycwl/basic/utils/ImageUtils.java
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@@ -336,7 +336,7 @@ public class ImageUtils {
// 测试两种情况: 不旋转、旋转270度 // 测试两种情况: 不旋转、旋转270度
int[][] scenarios = { int[][] scenarios = {
{0, srcWidth, srcHeight}, // 不旋转 {0, srcWidth, srcHeight}, // 不旋转
{270, srcHeight, srcWidth} // 旋转270度 {90, srcHeight, srcWidth} // 旋转270度
}; };
for (int[] scenario : scenarios) { for (int[] scenario : scenarios) {
@@ -379,7 +379,7 @@ public class ImageUtils {
int width = source.getWidth(); int width = source.getWidth();
int height = source.getHeight(); int height = source.getHeight();
// 270度会交换宽高 // 90度会交换宽高
BufferedImage rotated = new BufferedImage(height, width, source.getType()); BufferedImage rotated = new BufferedImage(height, width, source.getType());
Graphics2D g2d = null; Graphics2D g2d = null;
@@ -388,7 +388,7 @@ public class ImageUtils {
AffineTransform transform = new AffineTransform(); AffineTransform transform = new AffineTransform();
transform.translate(height / 2.0, width / 2.0); transform.translate(height / 2.0, width / 2.0);
transform.rotate(-Math.PI / 2); transform.rotate(Math.PI / 2);
transform.translate(-width / 2.0, -height / 2.0); transform.translate(-width / 2.0, -height / 2.0);
g2d.setTransform(transform); g2d.setTransform(transform);