diff options
Diffstat (limited to 'xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp')
| -rw-r--r-- | xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp b/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp new file mode 100644 index 0000000000..19f7f7cede --- /dev/null +++ b/xfa/src/fxbarcode/oned/BC_OnedEAN8Writer.cpp @@ -0,0 +1,261 @@ +// 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 2009 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 "../barcode.h"
+#include "../BC_Writer.h"
+#include "../BC_Reader.h"
+#include "../common/BC_CommonBitMatrix.h"
+#include "BC_OneDReader.h"
+#include "BC_OneDimWriter.h"
+#include "BC_OneDimReader.h"
+#include "BC_OnedEAN8Writer.h"
+CBC_OnedEAN8Writer::CBC_OnedEAN8Writer()
+{
+ m_iDataLenth = 8;
+ m_codeWidth = 3 +
+ (7 * 4) +
+ 5 +
+ (7 * 4) +
+ 3;
+}
+CBC_OnedEAN8Writer::~CBC_OnedEAN8Writer()
+{
+}
+void CBC_OnedEAN8Writer::SetDataLength(FX_INT32 length)
+{
+ m_iDataLenth = 8;
+}
+FX_BOOL CBC_OnedEAN8Writer::SetTextLocation(BC_TEXT_LOC location)
+{
+ if ( location == BC_TEXT_LOC_BELOWEMBED) {
+ m_locTextLoc = location;
+ return TRUE;
+ }
+ return FALSE;
+}
+FX_BOOL CBC_OnedEAN8Writer::CheckContentValidity(FX_WSTR contents)
+{
+ for (FX_INT32 i = 0; i < contents.GetLength(); i++) {
+ if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+ continue;
+ } else {
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+CFX_WideString CBC_OnedEAN8Writer::FilterContents(FX_WSTR contents)
+{
+ CFX_WideString filtercontents;
+ FX_WCHAR ch;
+ for (FX_INT32 i = 0; i < contents.GetLength(); i++) {
+ ch = contents.GetAt(i);
+ if(ch > 175) {
+ i++;
+ continue;
+ }
+ if (ch >= '0' && ch <= '9') {
+ filtercontents += ch;
+ }
+ }
+ return filtercontents;
+}
+FX_INT32 CBC_OnedEAN8Writer::CalcChecksum(const CFX_ByteString &contents)
+{
+ FX_INT32 odd = 0;
+ FX_INT32 even = 0;
+ FX_INT32 j = 1;
+ for(FX_INT32 i = contents.GetLength() - 1; i >= 0; i--) {
+ if(j % 2) {
+ odd += FXSYS_atoi(contents.Mid(i, 1));
+ } else {
+ even += FXSYS_atoi(contents.Mid(i, 1));
+ }
+ j++;
+ }
+ FX_INT32 checksum = (odd * 3 + even) % 10;
+ checksum = (10 - checksum) % 10;
+ return (checksum);
+}
+FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, BCFORMAT format, FX_INT32 &outWidth, FX_INT32 &outHeight , FX_INT32 &e)
+{
+ FX_BYTE *ret = Encode(contents, format, outWidth, outHeight, 0, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return ret;
+}
+FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, BCFORMAT format,
+ FX_INT32 &outWidth, FX_INT32 &outHeight, FX_INT32 hints , FX_INT32 &e)
+{
+ if (format != BCFORMAT_EAN_8) {
+ e = BCExceptionOnlyEncodeEAN_8;
+ return NULL;
+ }
+ FX_BYTE *ret = CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return ret;
+}
+FX_BYTE *CBC_OnedEAN8Writer::Encode(const CFX_ByteString &contents, FX_INT32 &outLength , FX_INT32 &e)
+{
+ if (contents.GetLength() != 8) {
+ e = BCExceptionDigitLengthMustBe8;
+ return NULL;
+ }
+ outLength = m_codeWidth;
+ FX_BYTE *result = FX_Alloc(FX_BYTE, m_codeWidth);
+ FX_INT32 pos = 0;
+ pos += AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ FX_INT32 i = 0;
+ for (i = 0; i <= 3; i++) {
+ FX_INT32 digit = FXSYS_atoi(contents.Mid(i, 1));
+ pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4, 0, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ }
+ pos += AppendPattern(result, pos, CBC_OneDimReader::MIDDLE_PATTERN, 5, 0, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ for (i = 4; i <= 7; i++) {
+ FX_INT32 digit = FXSYS_atoi(contents.Mid(i, 1));
+ pos += AppendPattern(result, pos, CBC_OneDimReader::L_PATTERNS[digit], 4, 1, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ }
+ pos += AppendPattern(result, pos, CBC_OneDimReader::START_END_PATTERN, 3, 1, e);
+ if (e != BCExceptionNO) {
+ FX_Free (result);
+ return NULL;
+ }
+ return result;
+}
+void CBC_OnedEAN8Writer::ShowChars(FX_WSTR contents, CFX_DIBitmap *pOutBitmap, CFX_RenderDevice* device, const CFX_Matrix* matrix, FX_INT32 barWidth, FX_INT32 multiple, FX_INT32 &e)
+{
+ if (device == NULL && pOutBitmap == NULL) {
+ e = BCExceptionIllegalArgument;
+ return;
+ }
+ FX_INT32 leftPosition = 3 * multiple;
+ CFX_ByteString str = FX_UTF8Encode(contents);
+ FX_INT32 iLength = str.GetLength();
+ FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLength);
+ if (!pCharPos) {
+ return;
+ }
+ FXSYS_memset32(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLength);
+ CFX_ByteString tempStr = str.Mid(0, 4);
+ FX_INT32 iLen = tempStr.GetLength();
+ FX_INT32 strWidth = 7 * multiple * 4;
+ FX_FLOAT blank = 0.0;
+ CFX_FxgeDevice geBitmap;
+ if (pOutBitmap != NULL) {
+ geBitmap.Attach(pOutBitmap);
+ }
+ FX_FLOAT charsWidth = 0;
+ FX_INT32 iFontSize = (FX_INT32)fabs(m_fFontSize);
+ FX_INT32 iTextHeight = iFontSize + 1;
+ if (pOutBitmap == NULL) {
+ CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+ CFX_FloatRect rect((FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHeight), (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height);
+ matr.Concat(*matrix);
+ matr.TransformRect(rect);
+ FX_RECT re = rect.GetOutterRect();
+ device->FillRect(&re, m_backgroundColor);
+ CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+ CFX_FloatRect rect1((FX_FLOAT)(leftPosition + 33 * multiple), (FX_FLOAT)(m_Height - iTextHeight), (FX_FLOAT)(leftPosition + 33 * multiple + strWidth - 0.5), (FX_FLOAT)m_Height);
+ matr1.Concat(*matrix);
+ matr1.TransformRect(rect1);
+ re = rect1.GetOutterRect();
+ device->FillRect(&re, m_backgroundColor);
+ }
+ if (pOutBitmap == NULL) {
+ strWidth = (FX_INT32)(strWidth * m_outputHScale);
+ }
+ CalcTextInfo(tempStr, pCharPos, m_pFont, (FX_FLOAT)strWidth, iFontSize, blank);
+ CFX_AffineMatrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
+ CFX_FxgeDevice ge;
+ if (pOutBitmap != NULL) {
+ delete ge.GetBitmap();
+ ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+ ge.GetBitmap()->Clear(m_backgroundColor);
+ ge.DrawNormalText(iLen,
+ pCharPos,
+ m_pFont,
+ CFX_GEModule::Get()->GetFontCache(),
+ (FX_FLOAT)iFontSize ,
+ (CFX_AffineMatrix *) &affine_matrix,
+ m_fontColor, FXTEXT_CLEARTYPE);
+ geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+ } else {
+ CFX_AffineMatrix affine_matrix1(1.0, 0.0, 0.0, -1.0, (FX_FLOAT)leftPosition * m_outputHScale, (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+ affine_matrix1.Concat(*matrix);
+ FX_BOOL ret = device->DrawNormalText(iLen,
+ pCharPos,
+ m_pFont,
+ CFX_GEModule::Get()->GetFontCache(),
+ (FX_FLOAT)iFontSize,
+ (CFX_AffineMatrix *) &affine_matrix1,
+ m_fontColor, FXTEXT_CLEARTYPE);
+ }
+ tempStr = str.Mid(4, 4);
+ iLen = tempStr.GetLength();
+ charsWidth = 0.0f;
+ CalcTextInfo(tempStr, pCharPos + 4, m_pFont, (FX_FLOAT)strWidth, iFontSize, blank);
+ if (pOutBitmap != NULL) {
+ delete ge.GetBitmap();
+ ge.Create(strWidth, iTextHeight, FXDIB_Argb);
+ ge.GetBitmap()->Clear(m_backgroundColor);
+ ge.DrawNormalText(iLen,
+ pCharPos + 4,
+ m_pFont,
+ CFX_GEModule::Get()->GetFontCache(),
+ (FX_FLOAT)iFontSize ,
+ (CFX_AffineMatrix *) &affine_matrix,
+ m_fontColor, FXTEXT_CLEARTYPE);
+ geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 33 * multiple, m_Height - iTextHeight);
+ } else {
+ CFX_AffineMatrix affine_matrix1(1.0, 0.0, 0.0, -1.0, (FX_FLOAT)(leftPosition + 33 * multiple) * m_outputHScale, (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
+ if (matrix != NULL) {
+ affine_matrix1.Concat(*matrix);
+ }
+ FX_BOOL ret = device->DrawNormalText(iLen,
+ pCharPos + 4,
+ m_pFont,
+ CFX_GEModule::Get()->GetFontCache(),
+ (FX_FLOAT)iFontSize ,
+ (CFX_AffineMatrix *) &affine_matrix1,
+ m_fontColor, FXTEXT_CLEARTYPE);
+ }
+ FX_Free(pCharPos);
+}
+void CBC_OnedEAN8Writer::RenderResult(FX_WSTR contents, FX_BYTE* code, FX_INT32 codeLength, FX_BOOL isDevice, FX_INT32 &e)
+{
+ CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
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