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Unified Diff: xfa/src/fxbarcode/src/BC_UtilRSS.cpp

Issue 842043002: Organize barcode codes into modules. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa
Patch Set: rebase Created 5 years, 11 months ago
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Index: xfa/src/fxbarcode/src/BC_UtilRSS.cpp
diff --git a/xfa/src/fxbarcode/src/BC_UtilRSS.cpp b/xfa/src/fxbarcode/src/BC_UtilRSS.cpp
deleted file mode 100644
index be9c2a52688b4eddfbefa56dcb8b00fd843511f0..0000000000000000000000000000000000000000
--- a/xfa/src/fxbarcode/src/BC_UtilRSS.cpp
+++ /dev/null
@@ -1,164 +0,0 @@
-// 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 "include/BC_UtilRSS.h"
-CBC_UtilRSS::CBC_UtilRSS()
-{
-}
-CBC_UtilRSS::~CBC_UtilRSS()
-{
-}
-CFX_Int32Array *CBC_UtilRSS::GetRssWidths(FX_INT32 val, FX_INT32 n, FX_INT32 elements, FX_INT32 maxWidth, FX_BOOL noNarrow)
-{
- CFX_Int32Array *iTemp = FX_NEW CFX_Int32Array;
- iTemp->SetSize(elements);
- CBC_AutoPtr<CFX_Int32Array > widths(iTemp);
- FX_INT32 bar;
- FX_INT32 narrowMask = 0;
- for (bar = 0; bar < elements - 1; bar++) {
- narrowMask |= (1 << bar);
- FX_INT32 elmWidth = 1;
- FX_INT32 subVal;
- while (TRUE) {
- subVal = Combins(n - elmWidth - 1, elements - bar - 2);
- if (noNarrow && (narrowMask == 0) &&
- (n - elmWidth - (elements - bar - 1) >= elements - bar - 1)) {
- subVal -= Combins(n - elmWidth - (elements - bar), elements - bar - 2);
- }
- if (elements - bar - 1 > 1) {
- FX_INT32 lessVal = 0;
- for (FX_INT32 mxwElement = n - elmWidth - (elements - bar - 2);
- mxwElement > maxWidth;
- mxwElement--) {
- lessVal += Combins(n - elmWidth - mxwElement - 1, elements - bar - 3);
- }
- subVal -= lessVal * (elements - 1 - bar);
- } else if (n - elmWidth > maxWidth) {
- subVal--;
- }
- val -= subVal;
- if (val < 0) {
- break;
- }
- elmWidth++;
- narrowMask &= ~(1 << bar);
- }
- val += subVal;
- n -= elmWidth;
- (*widths)[bar] = elmWidth;
- }
- (*widths)[bar] = n;
- return widths.release();
-}
-FX_INT32 CBC_UtilRSS::GetRSSvalue(CFX_Int32Array &widths, FX_INT32 maxWidth, FX_BOOL noNarrow)
-{
- FX_INT32 elements = widths.GetSize();
- FX_INT32 n = 0;
- for (FX_INT32 i = 0; i < elements; i++) {
- n += widths[i];
- }
- FX_INT32 val = 0;
- FX_INT32 narrowMask = 0;
- for (FX_INT32 bar = 0; bar < elements - 1; bar++) {
- FX_INT32 elmWidth;
- for (elmWidth = 1, narrowMask |= (1 << bar);
- elmWidth < widths[bar];
- elmWidth++, narrowMask &= ~(1 << bar)) {
- FX_INT32 subVal = Combins(n - elmWidth - 1, elements - bar - 2);
- if (noNarrow && (narrowMask == 0) &&
- (n - elmWidth - (elements - bar - 1) >= elements - bar - 1)) {
- subVal -= Combins(n - elmWidth - (elements - bar),
- elements - bar - 2);
- }
- if (elements - bar - 1 > 1) {
- FX_INT32 lessVal = 0;
- for (FX_INT32 mxwElement = n - elmWidth - (elements - bar - 2);
- mxwElement > maxWidth; mxwElement--) {
- lessVal += Combins(n - elmWidth - mxwElement - 1,
- elements - bar - 3);
- }
- subVal -= lessVal * (elements - 1 - bar);
- } else if (n - elmWidth > maxWidth) {
- subVal--;
- }
- val += subVal;
- }
- n -= elmWidth;
- }
- return val;
-}
-FX_INT32 CBC_UtilRSS::Combins(FX_INT32 n, FX_INT32 r)
-{
- FX_INT32 maxDenom;
- FX_INT32 minDenom;
- if (n - r > r) {
- minDenom = r;
- maxDenom = n - r;
- } else {
- minDenom = n - r;
- maxDenom = r;
- }
- FX_INT32 val = 1;
- FX_INT32 j = 1;
- for (FX_INT32 i = n; i > maxDenom; i--) {
- val *= i;
- if (j <= minDenom) {
- val /= j;
- j++;
- }
- }
- while (j <= minDenom) {
- val /= j;
- j++;
- }
- return val;
-}
-CFX_Int32Array *CBC_UtilRSS::Elements(CFX_Int32Array &eDist, FX_INT32 N, FX_INT32 K)
-{
- CFX_Int32Array *widths = FX_NEW CFX_Int32Array;
- widths->SetSize(eDist.GetSize() + 2);
- FX_INT32 twoK = K << 1;
- (*widths)[0] = 1;
- FX_INT32 i;
- FX_INT32 minEven = 10;
- FX_INT32 barSum = 1;
- for (i = 1; i < twoK - 2; i += 2) {
- (*widths)[i] = eDist[i - 1] - (*widths)[i - 1];
- (*widths)[i + 1] = eDist[i] - (*widths)[i];
- barSum += (*widths)[i] + (*widths)[i + 1];
- if ((*widths)[i] < minEven) {
- minEven = (*widths)[i];
- }
- }
- (*widths)[twoK - 1] = N - barSum;
- if ((*widths)[twoK - 1] < minEven) {
- minEven = (*widths)[twoK - 1];
- }
- if (minEven > 1) {
- for (i = 0; i < twoK; i += 2) {
- (*widths)[i] += minEven - 1;
- (*widths)[i + 1] -= minEven - 1;
- }
- }
- return widths;
-}
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