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      1 // Copyright 2014 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 // Original code is licensed as follows:
      7 /*
      8  * Copyright 2011 ZXing authors
      9  *
     10  * Licensed under the Apache License, Version 2.0 (the "License");
     11  * you may not use this file except in compliance with the License.
     12  * You may obtain a copy of the License at
     13  *
     14  *      http://www.apache.org/licenses/LICENSE-2.0
     15  *
     16  * Unless required by applicable law or agreed to in writing, software
     17  * distributed under the License is distributed on an "AS IS" BASIS,
     18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     19  * See the License for the specific language governing permissions and
     20  * limitations under the License.
     21  */
     22 
     23 #include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
     24 #include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
     25 
     26 CBC_BarcodeMatrix::CBC_BarcodeMatrix(int32_t height, int32_t width) {
     27   m_matrix.SetSize(height + 2);
     28   for (int32_t i = 0, matrixLength = m_matrix.GetSize(); i < matrixLength;
     29        i++) {
     30     m_matrix[i] = new CBC_BarcodeRow((width + 4) * 17 + 1);
     31   }
     32   m_width = width * 17;
     33   m_height = height + 2;
     34   m_currentRow = 0;
     35   m_outHeight = 0;
     36   m_outWidth = 0;
     37 }
     38 CBC_BarcodeMatrix::~CBC_BarcodeMatrix() {
     39   for (int32_t i = 0; i < m_matrix.GetSize(); i++)
     40     delete m_matrix.GetAt(i);
     41 
     42   m_matrixOut.RemoveAll();
     43 }
     44 void CBC_BarcodeMatrix::set(int32_t x, int32_t y, uint8_t value) {
     45   m_matrix[y]->set(x, value);
     46 }
     47 void CBC_BarcodeMatrix::setMatrix(int32_t x, int32_t y, bool black) {
     48   set(x, y, (uint8_t)(black ? 1 : 0));
     49 }
     50 void CBC_BarcodeMatrix::startRow() {
     51   ++m_currentRow;
     52 }
     53 CBC_BarcodeRow* CBC_BarcodeMatrix::getCurrentRow() {
     54   return m_matrix[m_currentRow];
     55 }
     56 int32_t CBC_BarcodeMatrix::getWidth() {
     57   return m_outWidth;
     58 }
     59 int32_t CBC_BarcodeMatrix::getHeight() {
     60   return m_outHeight;
     61 }
     62 CFX_ArrayTemplate<uint8_t>& CBC_BarcodeMatrix::getMatrix() {
     63   return getScaledMatrix(1, 1);
     64 }
     65 CFX_ArrayTemplate<uint8_t>& CBC_BarcodeMatrix::getScaledMatrix(int32_t scale) {
     66   return getScaledMatrix(scale, scale);
     67 }
     68 CFX_ArrayTemplate<uint8_t>& CBC_BarcodeMatrix::getScaledMatrix(int32_t xScale,
     69                                                                int32_t yScale) {
     70   int32_t yMax = m_height * yScale;
     71   CFX_ArrayTemplate<uint8_t> bytearray;
     72   bytearray.Copy(m_matrix[0]->getScaledRow(xScale));
     73   int32_t xMax = bytearray.GetSize();
     74   m_matrixOut.SetSize(xMax * yMax);
     75   m_outWidth = xMax;
     76   m_outHeight = yMax;
     77   int32_t k = 0;
     78   for (int32_t i = 0; i < yMax; i++) {
     79     if (i != 0) {
     80       bytearray.Copy(m_matrix[i / yScale]->getScaledRow(xScale));
     81     }
     82     k = i * xMax;
     83     for (int32_t l = 0; l < xMax; l++) {
     84       m_matrixOut[k + l] = bytearray.GetAt(l);
     85     }
     86   }
     87   return m_matrixOut;
     88 }
     89