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// 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 2012 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_TwoDimWriter.h"
#include "../common/BC_CommonBitArray.h"
#include "../common/BC_CommonBitMatrix.h"
#include "BC_PDF417Compaction.h"
#include "BC_PDF417.h"
#include "BC_PDF417BarcodeMatrix.h"
#include "BC_PDF417Writer.h"
CBC_PDF417Writer::CBC_PDF417Writer() {
m_bFixedSize = FALSE;
}
CBC_PDF417Writer::~CBC_PDF417Writer() {
m_bTruncated = TRUE;
}
FX_BOOL CBC_PDF417Writer::SetErrorCorrectionLevel(int32_t level) {
if (level < 0 || level > 8) {
return FALSE;
}
m_iCorrectLevel = level;
return TRUE;
}
void CBC_PDF417Writer::SetTruncated(FX_BOOL truncated) {
m_bTruncated = truncated;
}
uint8_t* CBC_PDF417Writer::Encode(const CFX_WideString& contents,
int32_t& outWidth,
int32_t& outHeight,
int32_t& e) {
CBC_PDF417 encoder;
int32_t col = (m_Width / m_ModuleWidth - 69) / 17;
int32_t row = m_Height / (m_ModuleWidth * 20);
if (row >= 3 && row <= 90 && col >= 1 && col <= 30) {
encoder.setDimensions(col, col, row, row);
} else if (col >= 1 && col <= 30) {
encoder.setDimensions(col, col, 90, 3);
} else if (row >= 3 && row <= 90) {
encoder.setDimensions(30, 1, row, row);
}
encoder.generateBarcodeLogic(contents, m_iCorrectLevel, e);
BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
int32_t lineThickness = 2;
int32_t aspectRatio = 4;
CBC_BarcodeMatrix* barcodeMatrix = encoder.getBarcodeMatrix();
CFX_ByteArray originalScale;
originalScale.Copy(barcodeMatrix->getScaledMatrix(
lineThickness, aspectRatio * lineThickness));
int32_t width = outWidth;
int32_t height = outHeight;
outWidth = barcodeMatrix->getWidth();
outHeight = barcodeMatrix->getHeight();
FX_BOOL rotated = FALSE;
if ((height > width) ^ (outWidth < outHeight)) {
rotateArray(originalScale, outHeight, outWidth);
rotated = TRUE;
int32_t temp = outHeight;
outHeight = outWidth;
outWidth = temp;
}
int32_t scaleX = width / outWidth;
int32_t scaleY = height / outHeight;
int32_t scale;
if (scaleX < scaleY) {
scale = scaleX;
} else {
scale = scaleY;
}
if (scale > 1) {
originalScale.RemoveAll();
originalScale.Copy(barcodeMatrix->getScaledMatrix(
scale * lineThickness, scale * aspectRatio * lineThickness));
if (rotated) {
rotateArray(originalScale, outHeight, outWidth);
int32_t temp = outHeight;
outHeight = outWidth;
outWidth = temp;
}
}
uint8_t* result = (uint8_t*)FX_Alloc(uint8_t, outHeight * outWidth);
FXSYS_memcpy(result, originalScale.GetData(), outHeight * outWidth);
return result;
}
void CBC_PDF417Writer::rotateArray(CFX_ByteArray& bitarray,
int32_t height,
int32_t width) {
CFX_ByteArray temp;
temp.Copy(bitarray);
for (int32_t ii = 0; ii < height; ii++) {
int32_t inverseii = height - ii - 1;
for (int32_t jj = 0; jj < width; jj++) {
bitarray[jj * height + inverseii] = temp[ii * width + jj];
}
}
}
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