下面列出了com.google.zxing.qrcode.decoder.Version# getVersionNumber ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
for (int y : coordinates) {
if (y >= 0) {
for (int x : coordinates) {
if (x >= 0 && isEmpty(matrix.get(x, y))) {
// If the cell is unset, we embed the position adjustment pattern here.
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
for (int y : coordinates) {
if (y >= 0) {
for (int x : coordinates) {
if (x >= 0 && isEmpty(matrix.get(x, y))) {
// If the cell is unset, we embed the position adjustment pattern here.
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
for (int y : coordinates) {
if (y >= 0) {
for (int x : coordinates) {
if (x >= 0 && isEmpty(matrix.get(x, y))) {
// If the cell is unset, we embed the position adjustment pattern here.
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if
// version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version
// >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
int numCoordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index].length;
for (int i = 0; i < numCoordinates; ++i) {
for (int j = 0; j < numCoordinates; ++j) {
int y = coordinates[i];
int x = coordinates[j];
if (x == -1 || y == -1) {
continue;
}
// If the cell is unset, we embed the position adjustment
// pattern here.
if (isEmpty(matrix.get(x, y))) {
// -2 is necessary since the x/y coordinates point to the
// center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
static void maybeEmbedVersionInfo(Version version, ByteMatrix matrix) throws WriterException {
if (version.getVersionNumber() < 7) { // Version info is necessary if version >= 7.
return; // Don't need version info.
}
BitArray versionInfoBits = new BitArray();
makeVersionInfoBits(version, versionInfoBits);
int bitIndex = 6 * 3 - 1; // It will decrease from 17 to 0.
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 3; ++j) {
// Place bits in LSB (least significant bit) to MSB order.
boolean bit = versionInfoBits.get(bitIndex);
bitIndex--;
// Left bottom corner.
matrix.set(i, matrix.getHeight() - 11 + j, bit);
// Right bottom corner.
matrix.set(matrix.getHeight() - 11 + j, i, bit);
}
}
}
private static void maybeEmbedPositionAdjustmentPatterns(Version version, ByteMatrix matrix) {
if (version.getVersionNumber() < 2) { // The patterns appear if version >= 2
return;
}
int index = version.getVersionNumber() - 1;
int[] coordinates = POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index];
for (int y : coordinates) {
if (y >= 0) {
for (int x : coordinates) {
if (x >= 0 && isEmpty(matrix.get(x, y))) {
// If the cell is unset, we embed the position adjustment pattern here.
// -2 is necessary since the x/y coordinates point to the center of the pattern, not the
// left top corner.
embedPositionAdjustmentPattern(x - 2, y - 2, matrix);
}
}
}
}
}