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Create useful image for 1D BarCodes

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This commit is contained in:
ligi 2015-12-14 22:40:23 +01:00
parent 3171cac4a5
commit fb384906db
1 changed files with 11 additions and 3 deletions
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14
android/src/main/java/org/ligi/passandroid/helper/BarcodeHelper.java
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@ -40,7 +40,15 @@ public class BarcodeHelper {
// generate an image from the byte matrix
final int width = matrix.getWidth();
final int height = matrix.getHeight();
final int height;
final boolean is1D = matrix.getHeight() == 1;
if (is1D) {
height = width / 5;
} else {
height = matrix.getHeight();
}
// create buffered image to draw to
// NTFS Bitmap.Config.ALPHA_8 sounds like an awesome idea - been there - done that ..
@ -49,7 +57,7 @@ public class BarcodeHelper {
// iterate through the matrix and draw the pixels to the image
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
barcode_image.setPixel(x, y, matrix.get(x, y) ? 0 : 0xFFFFFF);
barcode_image.setPixel(x, y, matrix.get(x, is1D ? 0 : y) ? 0 : 0xFFFFFF);
}
}
@ -64,7 +72,7 @@ public class BarcodeHelper {
public static BitMatrix getBitMatrix(String data, BarcodeFormat type) throws WriterException {
final Writer writer = new MultiFormatWriter();
return writer.encode(data, type,0,0);
return writer.encode(data, type, 0, 0);
}
public static boolean isBarcodeFormatQuadratic(BarcodeFormat format) {