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authorDan Sinclair <dsinclair@chromium.org>2016-03-14 14:14:16 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 14:14:16 -0400
commit1770c021cf998ff1b33855b1397f6ea8ff9f7cd7 (patch)
tree285e39abd4b5872d8cd632b9e331b0667fdc3eae /xfa/fxbarcode/common/BC_CommonBitArray.cpp
parentf766ad219f66543654520f6a1955836f519e26d1 (diff)
downloadpdfium-1770c021cf998ff1b33855b1397f6ea8ff9f7cd7.tar.xz
Move xfa/src up to xfa/.
This CL moves the xfa/src files up to the xfa/ directory and fixes the includes, include guards, and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1803723002 .
Diffstat (limited to 'xfa/fxbarcode/common/BC_CommonBitArray.cpp')
-rw-r--r--xfa/fxbarcode/common/BC_CommonBitArray.cpp113
1 files changed, 113 insertions, 0 deletions
diff --git a/xfa/fxbarcode/common/BC_CommonBitArray.cpp b/xfa/fxbarcode/common/BC_CommonBitArray.cpp
new file mode 100644
index 0000000000..b39e4acd88
--- /dev/null
+++ b/xfa/fxbarcode/common/BC_CommonBitArray.cpp
@@ -0,0 +1,113 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/utils.h"
+
+CBC_CommonBitArray::CBC_CommonBitArray(CBC_CommonBitArray* array) {
+ m_size = array->GetSize();
+ m_bits.Copy(array->GetBits());
+}
+CBC_CommonBitArray::CBC_CommonBitArray() {
+ m_bits.SetSize(1);
+ m_size = 0;
+}
+CBC_CommonBitArray::CBC_CommonBitArray(int32_t size) {
+ m_bits.SetSize((size + 31) >> 5);
+ m_size = size;
+}
+CBC_CommonBitArray::~CBC_CommonBitArray() {
+ m_size = 0;
+}
+int32_t CBC_CommonBitArray::GetSize() {
+ return m_size;
+}
+CFX_Int32Array& CBC_CommonBitArray::GetBits() {
+ return m_bits;
+}
+int32_t CBC_CommonBitArray::GetSizeInBytes() {
+ return (m_size + 7) >> 3;
+}
+FX_BOOL CBC_CommonBitArray::Get(int32_t i) {
+ return (m_bits[i >> 5] & (1 << (i & 0x1f))) != 0;
+}
+void CBC_CommonBitArray::Set(int32_t i) {
+ m_bits[i >> 5] |= 1 << (i & 0x1F);
+}
+void CBC_CommonBitArray::Flip(int32_t i) {
+ m_bits[i >> 5] ^= 1 << (i & 0x1F);
+}
+void CBC_CommonBitArray::SetBulk(int32_t i, int32_t newBits) {
+ m_bits[i >> 5] = newBits;
+}
+void CBC_CommonBitArray::Clear() {
+ FXSYS_memset(&m_bits[0], 0x00, m_bits.GetSize() * sizeof(int32_t));
+}
+FX_BOOL CBC_CommonBitArray::IsRange(int32_t start,
+ int32_t end,
+ FX_BOOL value,
+ int32_t& e) {
+ if (end < start) {
+ e = BCExceptionEndLessThanStart;
+ return FALSE;
+ }
+ if (end == start) {
+ return TRUE;
+ }
+ end--;
+ int32_t firstInt = start >> 5;
+ int32_t lastInt = end >> 5;
+ int32_t i;
+ for (i = firstInt; i <= lastInt; i++) {
+ int32_t firstBit = i > firstInt ? 0 : start & 0x1F;
+ int32_t lastBit = i < lastInt ? 31 : end & 0x1F;
+ int32_t mask;
+ if (firstBit == 0 && lastBit == 31) {
+ mask = -1;
+ } else {
+ mask = 0;
+ for (int32_t j = firstBit; j <= lastBit; j++) {
+ mask |= 1 << j;
+ }
+ }
+ if ((m_bits[i] & mask) != (value ? mask : 0)) {
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+int32_t* CBC_CommonBitArray::GetBitArray() {
+ return &m_bits[0];
+}
+void CBC_CommonBitArray::Reverse() {
+ int32_t* newBits = FX_Alloc(int32_t, m_bits.GetSize());
+ FXSYS_memset(newBits, 0x00, m_bits.GetSize() * sizeof(int32_t));
+ int32_t size = m_size;
+ int32_t i;
+ for (i = 0; i < size; i++) {
+ if (Get(size - i - 1)) {
+ newBits[i >> 5] |= 1 << (i & 0x1F);
+ }
+ }
+ FXSYS_memcpy(&m_bits[0], newBits, m_bits.GetSize() * sizeof(int32_t));
+ FX_Free(newBits);
+}