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优化生成SVG的代码

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This commit is contained in:
TomXin 2022-08-27 22:27:45 +08:00
parent 1ebdea3e0e
commit cb5c5ba74f
2 changed files with 11 additions and 7 deletions
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11
hutool-extra/src/main/java/cn/hutool/extra/qrcode/QrCodeUtil.java
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@ -568,7 +568,7 @@ public class QrCodeUtil {
* @return SVG矢量图（字符串） * @return SVG矢量图（字符串）
* @since 5.8.6 * @since 5.8.6
*/ */
public static String toSVG(BitMatrix matrix, int foreColor, Integer backColor, Image logoImg, int ratio) { public static String toSVG(BitMatrix matrix, Integer foreColor, Integer backColor, Image logoImg, int ratio) {
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
int qrWidth = matrix.getWidth(); int qrWidth = matrix.getWidth();
int qrHeight = matrix.getHeight(); int qrHeight = matrix.getHeight();
@ -601,8 +601,6 @@ public class QrCodeUtil {
} }
Color fore = new Color(foreColor, true);
StringBuilder result = StrUtil.builder(); StringBuilder result = StrUtil.builder();
result.append("<svg width=\"").append(qrWidth).append("\" height=\"").append(qrHeight).append("\" \n"); result.append("<svg width=\"").append(qrWidth).append("\" height=\"").append(qrHeight).append("\" \n");
if (backColor != null) { if (backColor != null) {
@ -612,7 +610,12 @@ public class QrCodeUtil {
result.append("viewBox=\"0 0 ").append(qrWidth).append(" ").append(qrHeight).append("\" \n"); result.append("viewBox=\"0 0 ").append(qrWidth).append(" ").append(qrHeight).append("\" \n");
result.append("xmlns=\"http://www.w3.org/2000/svg\" \n"); result.append("xmlns=\"http://www.w3.org/2000/svg\" \n");
result.append("xmlns:xlink=\"http://www.w3.org/1999/xlink\" >\n"); result.append("xmlns:xlink=\"http://www.w3.org/1999/xlink\" >\n");
result.append("<path d=\"").append(sb).append("\" stroke=\"rgba(").append(fore.getRed()).append(",").append(fore.getGreen()).append(",").append(fore.getBlue()).append(",").append(fore.getAlpha()).append(")\" /> \n"); result.append("<path d=\"").append(sb).append("\" ");
if (foreColor!=null){
Color fore = new Color(foreColor, true);
result.append("stroke=\"rgba(").append(fore.getRed()).append(",").append(fore.getGreen()).append(",").append(fore.getBlue()).append(",").append(fore.getAlpha()).append(")\"");
}
result.append(" /> \n");
if (StrUtil.isNotBlank(logoBase64)) { if (StrUtil.isNotBlank(logoBase64)) {
result.append("<image xlink:href=\"").append(logoBase64).append("\" height=\"").append(logoHeight).append("\" width=\"").append(logoWidth).append("\" y=\"").append(logoY).append("\" x=\"").append(logoX).append("\" />\n"); result.append("<image xlink:href=\"").append(logoBase64).append("\" height=\"").append(logoHeight).append("\" width=\"").append(logoWidth).append("\" y=\"").append(logoY).append("\" x=\"").append(logoX).append("\" />\n");
} }

7
hutool-extra/src/test/java/cn/hutool/extra/qrcode/QrCodeUtilTest.java
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@ -207,12 +207,13 @@ public class QrCodeUtilTest {
public void comparePngAndSvgAndAsciiArtTest() { public void comparePngAndSvgAndAsciiArtTest() {
final QrConfig qrConfig = QrConfig.create() final QrConfig qrConfig = QrConfig.create()
.setForeColor(null) .setForeColor(null)
.setBackColor(null) .setBackColor(Color.WHITE)
.setWidth(0) .setWidth(200)
.setHeight(0).setMargin(1); .setHeight(200).setMargin(1);
QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.jpg")); QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.jpg"));
QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.txt")); QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.txt"));
QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.png")); QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.png"));
QrCodeUtil.generate("https://hutool.cn", qrConfig, FileUtil.touch("d:/test/compare/config_null_color.svg"));
} }
} }