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Merge pull request #61 from ColinxLLC/master

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Support for Code B FNC characters
This commit is contained in:
Sean Owen 2014-02-17 22:03:55 +00:00
parent 3faef2804c e45d175829
commit 525774a953
2 changed files with 105 additions and 2 deletions
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23
core/src/main/java/com/google/zxing/oned/Code128Writer.java
View file

@ -106,8 +106,27 @@ public final class Code128Writer extends OneDimensionalCodeWriter {
if (newCodeSet == codeSet) {
// Encode the current character
if (codeSet == CODE_CODE_B) {
patternIndex = contents.charAt(position) - ' ';
position += 1;
switch (contents.charAt(position)) {
case ESCAPE_FNC_1:
patternIndex = CODE_FNC_1;
position++;
break;
case ESCAPE_FNC_2:
patternIndex = CODE_FNC_2;
position++;
break;
case ESCAPE_FNC_3:
patternIndex = CODE_FNC_3;
position++;
break;
case ESCAPE_FNC_4:
patternIndex = CODE_FNC_4_B; // FIXME if this ever outputs Code A
position++;
break;
default:
patternIndex = contents.charAt(position) - ' ';
position++;
}
} else { // CODE_CODE_C
switch (contents.charAt(position)) {
case ESCAPE_FNC_1:

84
core/src/test/java/com/google/zxing/oned/Code128WriterTestCase.java Normal file
View file

@ -0,0 +1,84 @@
package com.google.zxing.oned;
import static org.junit.Assert.assertEquals;
import org.junit.Before;
import org.junit.Test;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.Writer;
import com.google.zxing.WriterException;
import com.google.zxing.common.BitMatrix;
public class Code128WriterTestCase {
private static final String FNC1 = "11110101110";
private static final String FNC2 = "11110101000";
private static final String FNC3 = "10111100010";
private static final String FNC4 = "10111101110";
private static final String START_CODE_B = "11010010000";
public static final String QUIET_SPACE = "00000";
public static final String STOP = "1100011101011";
Writer writer;
@Before
public void setup() {
writer = new Code128Writer();
}
@Test
public void testEncodeWithFunc3() throws WriterException {
String toEncode = "\u00f3" + "123";
// "1" "2" "3" check digit 51
String expected = QUIET_SPACE + START_CODE_B + FNC3 + "10011100110" + "11001110010" + "11001011100" + "11101000110" + STOP + QUIET_SPACE;
BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0);
String actual = matrixToString(result);
assertEquals(expected, actual);
}
@Test
public void testEncodeWithFunc2() throws WriterException {
String toEncode = "\u00f2" + "123";
// "1" "2" "3" check digit 56
String expected = QUIET_SPACE + START_CODE_B + FNC2 + "10011100110" + "11001110010" + "11001011100" + "11100010110" + STOP + QUIET_SPACE;
BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0);
String actual = matrixToString(result);
assertEquals(expected, actual);
}
@Test
public void testEncodeWithFunc1() throws WriterException {
String toEncode = "\u00f1" + "123";
// "1" "2" "3" check digit 61
String expected = QUIET_SPACE + START_CODE_B + FNC1 + "10011100110" + "11001110010" + "11001011100" + "11001000010" + STOP + QUIET_SPACE;
BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0);
String actual = matrixToString(result);
assertEquals(expected, actual);
}
@Test
public void testEncodeWithFunc4() throws WriterException {
String toEncode = "\u00f4" + "123";
// "1" "2" "3" check digit 59
String expected = QUIET_SPACE + START_CODE_B + FNC4 + "10011100110" + "11001110010" + "11001011100" + "11100011010" + STOP + QUIET_SPACE;
BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0);
String actual = matrixToString(result);
assertEquals(expected, actual);
}
private String matrixToString(BitMatrix result) {
StringBuilder builder = new StringBuilder(result.getWidth());
for (int i = 0; i < result.getWidth(); i++) {
builder.append(result.get(i, 0) ? '1' : '0');
}
return builder.toString();
}
}