Clean up CBC_QRCoderVersion and friends.

Change-Id: Iff738c99fb4fe38d35515c280057b489624d734f
Reviewed-on: https://pdfium-review.googlesource.com/3752
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

1 files changed, 52 insertions, 680 deletions

diff --git a/fxbarcode/qrcode/BC_QRCoderVersion.cpp b/fxbarcode/qrcode/BC_QRCoderVersion.cpp
index 67ca42804c..7da603359d 100644
--- a/fxbarcode/qrcode/BC_QRCoderVersion.cpp
+++ b/fxbarcode/qrcode/BC_QRCoderVersion.cpp
@@ -20,708 +20,80 @@
  * limitations under the License.
  */
 
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+
+#include <memory>
+#include <vector>
+
 #include "fxbarcode/common/BC_CommonBitMatrix.h"
 #include "fxbarcode/qrcode/BC_QRCoderBitVector.h"
-#include "fxbarcode/qrcode/BC_QRCoderECB.h"
-#include "fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "fxbarcode/qrcode/BC_QRCoderECBlocksData.h"
 #include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
-#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
 #include "fxbarcode/utils.h"
+#include "third_party/base/ptr_util.h"
 
-const int32_t CBC_QRCoderVersion::VERSION_DECODE_INFO[] = {
-    0x07C94, 0x085BC, 0x09A99, 0x0A4D3, 0x0BBF6, 0x0C762, 0x0D847,
-    0x0E60D, 0x0F928, 0x10B78, 0x1145D, 0x12A17, 0x13532, 0x149A6,
-    0x15683, 0x168C9, 0x177EC, 0x18EC4, 0x191E1, 0x1AFAB, 0x1B08E,
-    0x1CC1A, 0x1D33F, 0x1ED75, 0x1F250, 0x209D5, 0x216F0, 0x228BA,
-    0x2379F, 0x24B0B, 0x2542E, 0x26A64, 0x27541, 0x28C69};
+namespace {
 
-std::vector<CBC_QRCoderVersion*>* CBC_QRCoderVersion::VERSION = nullptr;
+std::vector<std::unique_ptr<CBC_QRCoderVersion>>* g_VERSION = nullptr;
 
-void CBC_QRCoderVersion::Initialize() {
-  VERSION = new std::vector<CBC_QRCoderVersion*>();
-}
-void CBC_QRCoderVersion::Finalize() {
-  for (size_t i = 0; i < VERSION->size(); i++)
-    delete (*VERSION)[i];
+}  // namespace
 
-  delete VERSION;
-  VERSION = nullptr;
-}
 CBC_QRCoderVersion::CBC_QRCoderVersion(int32_t versionNumber,
-                                       CBC_QRCoderECBlocks* ecBlocks1,
-                                       CBC_QRCoderECBlocks* ecBlocks2,
-                                       CBC_QRCoderECBlocks* ecBlocks3,
-                                       CBC_QRCoderECBlocks* ecBlocks4) {
-  m_versionNumber = versionNumber;
-  m_ecBlocksArray.push_back(ecBlocks1);
-  m_ecBlocksArray.push_back(ecBlocks2);
-  m_ecBlocksArray.push_back(ecBlocks3);
-  m_ecBlocksArray.push_back(ecBlocks4);
-  int32_t total = 0;
-  int32_t ecCodeWords = ecBlocks1->GetECCodeWordsPerBlock();
-  std::vector<CBC_QRCoderECB*>* ecbArray = ecBlocks1->GetECBlocks();
-  for (size_t i = 0; i < ecbArray->size(); i++) {
-    CBC_QRCoderECB* ecBlock = (*ecbArray)[i];
-    total += ecBlock->GetCount() * (ecBlock->GetDataCodeWords() + ecCodeWords);
-  }
-  m_totalCodeWords = total;
-  switch (versionNumber) {
-    case 1:
-      break;
-    case 2:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(18);
-      break;
-    case 3:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(22);
-      break;
-    case 4:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      break;
-    case 5:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      break;
-    case 6:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      break;
-    case 7:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(22);
-      m_alignmentPatternCenters.push_back(38);
-      break;
-    case 8:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(24);
-      m_alignmentPatternCenters.push_back(42);
-      break;
-    case 9:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(46);
-      break;
-    case 10:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(28);
-      m_alignmentPatternCenters.push_back(50);
-      break;
-    case 11:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(54);
-      break;
-    case 12:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(32);
-      m_alignmentPatternCenters.push_back(58);
-      break;
-    case 13:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      m_alignmentPatternCenters.push_back(62);
-      break;
-    case 14:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(46);
-      m_alignmentPatternCenters.push_back(66);
-      break;
-    case 15:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(48);
-      m_alignmentPatternCenters.push_back(70);
-      break;
-    case 16:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(50);
-      m_alignmentPatternCenters.push_back(74);
-      break;
-    case 17:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(78);
-      break;
-    case 18:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(56);
-      m_alignmentPatternCenters.push_back(82);
-      break;
-    case 19:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(86);
-      break;
-    case 20:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      m_alignmentPatternCenters.push_back(62);
-      m_alignmentPatternCenters.push_back(90);
-      break;
-    case 21:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(28);
-      m_alignmentPatternCenters.push_back(50);
-      m_alignmentPatternCenters.push_back(72);
-      m_alignmentPatternCenters.push_back(94);
-      break;
-    case 22:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(50);
-      m_alignmentPatternCenters.push_back(74);
-      m_alignmentPatternCenters.push_back(98);
-      break;
-    case 23:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(74);
-      m_alignmentPatternCenters.push_back(102);
-      break;
-    case 24:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(28);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(80);
-      m_alignmentPatternCenters.push_back(106);
-      break;
-    case 25:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(32);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(84);
-      m_alignmentPatternCenters.push_back(110);
-      break;
-    case 26:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(86);
-      m_alignmentPatternCenters.push_back(114);
-      break;
-    case 27:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      m_alignmentPatternCenters.push_back(62);
-      m_alignmentPatternCenters.push_back(90);
-      m_alignmentPatternCenters.push_back(118);
-      break;
-    case 28:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(50);
-      m_alignmentPatternCenters.push_back(74);
-      m_alignmentPatternCenters.push_back(98);
-      m_alignmentPatternCenters.push_back(122);
-      break;
-    case 29:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(78);
-      m_alignmentPatternCenters.push_back(102);
-      m_alignmentPatternCenters.push_back(126);
-      break;
-    case 30:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(52);
-      m_alignmentPatternCenters.push_back(78);
-      m_alignmentPatternCenters.push_back(104);
-      m_alignmentPatternCenters.push_back(130);
-      break;
-    case 31:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(56);
-      m_alignmentPatternCenters.push_back(82);
-      m_alignmentPatternCenters.push_back(108);
-      m_alignmentPatternCenters.push_back(134);
-      break;
-    case 32:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      m_alignmentPatternCenters.push_back(60);
-      m_alignmentPatternCenters.push_back(86);
-      m_alignmentPatternCenters.push_back(112);
-      m_alignmentPatternCenters.push_back(138);
-      break;
-    case 33:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(86);
-      m_alignmentPatternCenters.push_back(114);
-      m_alignmentPatternCenters.push_back(142);
-      break;
-    case 34:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(34);
-      m_alignmentPatternCenters.push_back(62);
-      m_alignmentPatternCenters.push_back(90);
-      m_alignmentPatternCenters.push_back(118);
-      m_alignmentPatternCenters.push_back(146);
-      break;
-    case 35:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(78);
-      m_alignmentPatternCenters.push_back(102);
-      m_alignmentPatternCenters.push_back(126);
-      m_alignmentPatternCenters.push_back(150);
-      break;
-    case 36:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(24);
-      m_alignmentPatternCenters.push_back(50);
-      m_alignmentPatternCenters.push_back(76);
-      m_alignmentPatternCenters.push_back(102);
-      m_alignmentPatternCenters.push_back(128);
-      m_alignmentPatternCenters.push_back(154);
-      break;
-    case 37:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(28);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(80);
-      m_alignmentPatternCenters.push_back(106);
-      m_alignmentPatternCenters.push_back(132);
-      m_alignmentPatternCenters.push_back(158);
-      break;
-    case 38:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(32);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(84);
-      m_alignmentPatternCenters.push_back(110);
-      m_alignmentPatternCenters.push_back(136);
-      m_alignmentPatternCenters.push_back(162);
-      break;
-    case 39:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(26);
-      m_alignmentPatternCenters.push_back(54);
-      m_alignmentPatternCenters.push_back(82);
-      m_alignmentPatternCenters.push_back(110);
-      m_alignmentPatternCenters.push_back(138);
-      m_alignmentPatternCenters.push_back(166);
-      break;
-    case 40:
-      m_alignmentPatternCenters.push_back(6);
-      m_alignmentPatternCenters.push_back(30);
-      m_alignmentPatternCenters.push_back(58);
-      m_alignmentPatternCenters.push_back(86);
-      m_alignmentPatternCenters.push_back(114);
-      m_alignmentPatternCenters.push_back(142);
-      m_alignmentPatternCenters.push_back(170);
-      break;
-  }
+                                       const CBC_QRCoderECBlockData data[4])
+    : m_versionNumber(versionNumber) {
+  m_ecBlocksArray[0] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[0]);
+  m_ecBlocksArray[1] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[1]);
+  m_ecBlocksArray[2] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[2]);
+  m_ecBlocksArray[3] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[3]);
+  m_totalCodeWords = m_ecBlocksArray[0]->GetTotalDataCodeWords();
 }
 
 CBC_QRCoderVersion::~CBC_QRCoderVersion() {
-  for (size_t i = 0; i < m_ecBlocksArray.size(); ++i)
-    delete m_ecBlocksArray[i];
 }
 
-int32_t CBC_QRCoderVersion::GetVersionNumber() {
-  return m_versionNumber;
-}
-std::vector<int32_t>* CBC_QRCoderVersion::GetAlignmentPatternCenters() {
-  return &m_alignmentPatternCenters;
-}
-int32_t CBC_QRCoderVersion::GetTotalCodeWords() {
-  return m_totalCodeWords;
-}
-int32_t CBC_QRCoderVersion::GetDimensionForVersion() {
-  return 17 + 4 * m_versionNumber;
-}
-CBC_QRCoderECBlocks* CBC_QRCoderVersion::GetECBlocksForLevel(
-    CBC_QRCoderErrorCorrectionLevel* ecLevel) {
-  return m_ecBlocksArray[ecLevel->Ordinal()];
+// static
+void CBC_QRCoderVersion::Initialize() {
+  g_VERSION = new std::vector<std::unique_ptr<CBC_QRCoderVersion>>();
 }
 
-CBC_CommonBitMatrix* CBC_QRCoderVersion::BuildFunctionPattern(int32_t& e) {
-  int32_t dimension = GetDimensionForVersion();
-  CBC_CommonBitMatrix* bitMatrix = new CBC_CommonBitMatrix();
-  bitMatrix->Init(dimension);
-  if (!bitMatrix->SetRegion(0, 0, 9, 9))
-    return nullptr;
-  if (!bitMatrix->SetRegion(dimension - 8, 0, 8, 9))
-    return nullptr;
-  if (!bitMatrix->SetRegion(0, dimension - 8, 9, 8))
-    return nullptr;
-  size_t max = m_alignmentPatternCenters.size();
-  for (size_t x = 0; x < max; x++) {
-    int32_t i = m_alignmentPatternCenters[x] - 2;
-    for (size_t y = 0; y < max; y++) {
-      if ((x == 0 && (y == 0 || y == max - 1)) || (x == max - 1 && y == 0)) {
-        continue;
-      }
-      if (!bitMatrix->SetRegion(m_alignmentPatternCenters[y] - 2, i, 5, 5))
-        return nullptr;
-    }
-  }
-  if (!bitMatrix->SetRegion(6, 9, 1, dimension - 17))
-    return nullptr;
-  if (!bitMatrix->SetRegion(9, 6, dimension - 17, 1))
-    return nullptr;
-  if (m_versionNumber > 6) {
-    if (!bitMatrix->SetRegion(dimension - 11, 0, 3, 6))
-      return nullptr;
-    if (!bitMatrix->SetRegion(0, dimension - 11, 6, 3))
-      return nullptr;
-  }
-  return bitMatrix;
+// static
+void CBC_QRCoderVersion::Finalize() {
+  delete g_VERSION;
+  g_VERSION = nullptr;
 }
 
-CBC_QRCoderVersion* CBC_QRCoderVersion::GetVersionForNumber(
+// static
+const CBC_QRCoderVersion* CBC_QRCoderVersion::GetVersionForNumber(
     int32_t versionNumber) {
-  if (VERSION->empty()) {
-    VERSION->push_back(new CBC_QRCoderVersion(
-        1, new CBC_QRCoderECBlocks(7, new CBC_QRCoderECB(1, 19)),
-        new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 16)),
-        new CBC_QRCoderECBlocks(13, new CBC_QRCoderECB(1, 13)),
-        new CBC_QRCoderECBlocks(17, new CBC_QRCoderECB(1, 9))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        2, new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 34)),
-        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(1, 28)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(1, 22)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        3, new CBC_QRCoderECBlocks(15, new CBC_QRCoderECB(1, 55)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 44)),
-        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 17)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        4, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(1, 80)),
-        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 32)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(2, 24)),
-        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 9))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        5, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 108)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 43)),
-        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 15),
-                                new CBC_QRCoderECB(2, 16)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 11),
-                                new CBC_QRCoderECB(2, 12))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        6, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68)),
-        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 27)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 19)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 15))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        7, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(2, 78)),
-        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(4, 31)),
-        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 14),
-                                new CBC_QRCoderECB(4, 15)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 13),
-                                new CBC_QRCoderECB(1, 14))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        8, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 97)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 38),
-                                new CBC_QRCoderECB(2, 39)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(4, 18),
-                                new CBC_QRCoderECB(2, 19)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 14),
-                                new CBC_QRCoderECB(2, 15))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        9, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 116)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(3, 36),
-                                new CBC_QRCoderECB(2, 37)),
-        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 16),
-                                new CBC_QRCoderECB(4, 17)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 12),
-                                new CBC_QRCoderECB(4, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        10, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68),
-                                    new CBC_QRCoderECB(2, 69)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 43),
-                                new CBC_QRCoderECB(1, 44)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(6, 19),
-                                new CBC_QRCoderECB(2, 20)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 15),
-                                new CBC_QRCoderECB(2, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        11, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 81)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 50),
-                                new CBC_QRCoderECB(4, 51)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 22),
-                                new CBC_QRCoderECB(4, 23)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(3, 12),
-                                new CBC_QRCoderECB(8, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        12, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 92),
-                                    new CBC_QRCoderECB(2, 93)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(6, 36),
-                                new CBC_QRCoderECB(2, 37)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 20),
-                                new CBC_QRCoderECB(6, 21)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 14),
-                                new CBC_QRCoderECB(4, 15))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        13, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 107)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(8, 37),
-                                new CBC_QRCoderECB(1, 38)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(8, 20),
-                                new CBC_QRCoderECB(4, 21)),
-        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(12, 11),
-                                new CBC_QRCoderECB(4, 12))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        14, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 115),
-                                    new CBC_QRCoderECB(1, 116)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 40),
-                                new CBC_QRCoderECB(5, 41)),
-        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(11, 16),
-                                new CBC_QRCoderECB(5, 17)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
-                                new CBC_QRCoderECB(5, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        15, new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(5, 87),
-                                    new CBC_QRCoderECB(1, 88)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 41),
-                                new CBC_QRCoderECB(5, 42)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 24),
-                                new CBC_QRCoderECB(7, 25)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
-                                new CBC_QRCoderECB(7, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        16, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 98),
-                                    new CBC_QRCoderECB(1, 99)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 45),
-                                new CBC_QRCoderECB(3, 46)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(15, 19),
-                                new CBC_QRCoderECB(2, 20)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 15),
-                                new CBC_QRCoderECB(13, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        17, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 107),
-                                    new CBC_QRCoderECB(5, 108)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
-                                new CBC_QRCoderECB(1, 47)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 22),
-                                new CBC_QRCoderECB(15, 23)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
-                                new CBC_QRCoderECB(17, 15))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        18, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 120),
-                                    new CBC_QRCoderECB(1, 121)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 43),
-                                new CBC_QRCoderECB(4, 44)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
-                                new CBC_QRCoderECB(1, 23)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
-                                new CBC_QRCoderECB(19, 15))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        19, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 113),
-                                    new CBC_QRCoderECB(4, 114)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 44),
-                                new CBC_QRCoderECB(11, 45)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 21),
-                                new CBC_QRCoderECB(4, 22)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 13),
-                                new CBC_QRCoderECB(16, 14))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        20, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 107),
-                                    new CBC_QRCoderECB(5, 108)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 41),
-                                new CBC_QRCoderECB(13, 42)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
-                                new CBC_QRCoderECB(5, 25)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(15, 15),
-                                new CBC_QRCoderECB(10, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        21, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 116),
-                                    new CBC_QRCoderECB(4, 117)),
-        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 42)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
-                                new CBC_QRCoderECB(6, 23)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 16),
-                                new CBC_QRCoderECB(6, 17))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        22, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 111),
-                                    new CBC_QRCoderECB(7, 112)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 46)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
-                                new CBC_QRCoderECB(16, 25)),
-        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(34, 13))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        23, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 121),
-                                    new CBC_QRCoderECB(5, 122)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 47),
-                                new CBC_QRCoderECB(14, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
-                                new CBC_QRCoderECB(14, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(16, 15),
-                                new CBC_QRCoderECB(14, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        24, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 117),
-                                    new CBC_QRCoderECB(4, 118)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 45),
-                                new CBC_QRCoderECB(14, 46)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
-                                new CBC_QRCoderECB(16, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(30, 16),
-                                new CBC_QRCoderECB(2, 17))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        25, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(8, 106),
-                                    new CBC_QRCoderECB(4, 107)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(8, 47),
-                                new CBC_QRCoderECB(13, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
-                                new CBC_QRCoderECB(22, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
-                                new CBC_QRCoderECB(13, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        26, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 114),
-                                    new CBC_QRCoderECB(2, 115)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 46),
-                                new CBC_QRCoderECB(4, 47)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(28, 22),
-                                new CBC_QRCoderECB(6, 23)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(33, 16),
-                                new CBC_QRCoderECB(4, 17))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        27, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 122),
-                                    new CBC_QRCoderECB(4, 123)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(22, 45),
-                                new CBC_QRCoderECB(3, 46)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 23),
-                                new CBC_QRCoderECB(26, 24)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 15),
-                                new CBC_QRCoderECB(28, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        28, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 117),
-                                    new CBC_QRCoderECB(10, 118)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 45),
-                                new CBC_QRCoderECB(23, 46)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 24),
-                                new CBC_QRCoderECB(31, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
-                                new CBC_QRCoderECB(31, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        29, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 116),
-                                    new CBC_QRCoderECB(7, 117)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(21, 45),
-                                new CBC_QRCoderECB(7, 46)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 23),
-                                new CBC_QRCoderECB(37, 24)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
-                                new CBC_QRCoderECB(26, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        30, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 115),
-                                    new CBC_QRCoderECB(10, 116)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 47),
-                                new CBC_QRCoderECB(10, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
-                                new CBC_QRCoderECB(25, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
-                                new CBC_QRCoderECB(25, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        31, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
-                                    new CBC_QRCoderECB(3, 116)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 46),
-                                new CBC_QRCoderECB(29, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 24),
-                                new CBC_QRCoderECB(1, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
-                                new CBC_QRCoderECB(28, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        32, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
-                                new CBC_QRCoderECB(23, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 24),
-                                new CBC_QRCoderECB(35, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
-                                new CBC_QRCoderECB(35, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        33, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115),
-                                    new CBC_QRCoderECB(1, 116)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
-                                new CBC_QRCoderECB(21, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(29, 24),
-                                new CBC_QRCoderECB(19, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
-                                new CBC_QRCoderECB(46, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        34, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
-                                    new CBC_QRCoderECB(6, 116)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
-                                new CBC_QRCoderECB(23, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(44, 24),
-                                new CBC_QRCoderECB(7, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(59, 16),
-                                new CBC_QRCoderECB(1, 17))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        35, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 121),
-                                    new CBC_QRCoderECB(7, 122)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(12, 47),
-                                new CBC_QRCoderECB(26, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(39, 24),
-                                new CBC_QRCoderECB(14, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
-                                new CBC_QRCoderECB(41, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        36, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 121),
-                                    new CBC_QRCoderECB(14, 122)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 47),
-                                new CBC_QRCoderECB(34, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(46, 24),
-                                new CBC_QRCoderECB(10, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 15),
-                                new CBC_QRCoderECB(64, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        37, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 122),
-                                    new CBC_QRCoderECB(4, 123)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(29, 46),
-                                new CBC_QRCoderECB(14, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(49, 24),
-                                new CBC_QRCoderECB(10, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(24, 15),
-                                new CBC_QRCoderECB(46, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        38, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 122),
-                                    new CBC_QRCoderECB(18, 123)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(13, 46),
-                                new CBC_QRCoderECB(32, 47)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(48, 24),
-                                new CBC_QRCoderECB(14, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 15),
-                                new CBC_QRCoderECB(32, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        39, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 117),
-                                    new CBC_QRCoderECB(4, 118)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(40, 47),
-                                new CBC_QRCoderECB(7, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(43, 24),
-                                new CBC_QRCoderECB(22, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 15),
-                                new CBC_QRCoderECB(67, 16))));
-    VERSION->push_back(new CBC_QRCoderVersion(
-        40, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 118),
-                                    new CBC_QRCoderECB(6, 119)),
-        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(18, 47),
-                                new CBC_QRCoderECB(31, 48)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(34, 24),
-                                new CBC_QRCoderECB(34, 25)),
-        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 15),
-                                new CBC_QRCoderECB(61, 16))));
+  if (g_VERSION->empty()) {
+    for (int i = 0; i < kMaxVersion; ++i) {
+      g_VERSION->push_back(
+          pdfium::MakeUnique<CBC_QRCoderVersion>(i + 1, g_ECBData[i]));
+    }
   }
-  if (versionNumber < 1 || versionNumber > 40)
+  if (versionNumber < 1 || versionNumber > kMaxVersion)
     return nullptr;
-  return (*VERSION)[versionNumber - 1];
+  return (*g_VERSION)[versionNumber - 1].get();
 }
 
+// static
 void CBC_QRCoderVersion::Destroy() {
-  for (size_t i = 0; i < VERSION->size(); i++)
-    delete (*VERSION)[i];
-  VERSION->clear();
+  g_VERSION->clear();
+}
+
+int32_t CBC_QRCoderVersion::GetVersionNumber() const {
+  return m_versionNumber;
+}
+
+int32_t CBC_QRCoderVersion::GetTotalCodeWords() const {
+  return m_totalCodeWords;
+}
+
+int32_t CBC_QRCoderVersion::GetDimensionForVersion() const {
+  return 17 + 4 * m_versionNumber;
+}
+
+const CBC_QRCoderECBlocks* CBC_QRCoderVersion::GetECBlocksForLevel(
+    const CBC_QRCoderErrorCorrectionLevel& ecLevel) const {
+  return m_ecBlocksArray[ecLevel.Ordinal()].get();
 }