diff options
Diffstat (limited to 'xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp')
| -rw-r--r-- | xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp b/xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp new file mode 100644 index 0000000000..55f4cb4510 --- /dev/null +++ b/xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.cpp @@ -0,0 +1,194 @@ +// 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 2013 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_ResultPoint.h"
+#include "../common/BC_CommonBitMatrix.h"
+#include "BC_PDF417BoundingBox.h"
+CBC_BoundingBox::CBC_BoundingBox(CBC_CommonBitMatrix* image, CBC_ResultPoint* topLeft, CBC_ResultPoint* bottomLeft, CBC_ResultPoint* topRight, CBC_ResultPoint* bottomRight, FX_INT32 &e)
+{
+ if ((topLeft == NULL && topRight == NULL) ||
+ (bottomLeft == NULL && bottomRight == NULL) ||
+ (topLeft != NULL && bottomLeft == NULL) ||
+ (topRight != NULL && bottomRight == NULL)) {
+ e = BCExceptionNotFoundInstance;
+ }
+ init(image, topLeft, bottomLeft, topRight, bottomRight);
+}
+CBC_BoundingBox::CBC_BoundingBox(CBC_BoundingBox* boundingBox)
+{
+ init(boundingBox->m_image, boundingBox->m_topLeft, boundingBox->m_bottomLeft, boundingBox->m_topRight, boundingBox->m_bottomRight);
+}
+CBC_BoundingBox::~CBC_BoundingBox()
+{
+ if (m_topLeft) {
+ delete m_topLeft;
+ }
+ if (m_bottomLeft) {
+ delete m_bottomLeft;
+ }
+ if (m_topRight) {
+ delete m_topRight;
+ }
+ if (m_bottomRight) {
+ delete m_bottomRight;
+ }
+}
+CBC_BoundingBox* CBC_BoundingBox::merge(CBC_BoundingBox* leftBox, CBC_BoundingBox* rightBox, FX_INT32 &e)
+{
+ CBC_BoundingBox* boundingBox = NULL;
+ if (leftBox == NULL) {
+ boundingBox = FX_NEW CBC_BoundingBox(rightBox);
+ return boundingBox;
+ }
+ if (rightBox == NULL) {
+ boundingBox = FX_NEW CBC_BoundingBox(leftBox);
+ return boundingBox;
+ }
+ boundingBox = FX_NEW CBC_BoundingBox(leftBox->m_image, leftBox->m_topLeft, leftBox->m_bottomLeft, rightBox->m_topRight, rightBox->m_bottomRight, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return boundingBox;
+}
+CBC_BoundingBox* CBC_BoundingBox::addMissingRows(FX_INT32 missingStartRows, FX_INT32 missingEndRows, FX_BOOL isLeft, FX_INT32 &e)
+{
+ CBC_ResultPoint* newTopLeft = m_topLeft;
+ CBC_ResultPoint* newBottomLeft = m_bottomLeft;
+ CBC_ResultPoint* newTopRight = m_topRight;
+ CBC_ResultPoint* newBottomRight = m_bottomRight;
+ CBC_ResultPoint* newTop = NULL;
+ CBC_ResultPoint* newBottom = NULL;
+ if (missingStartRows > 0) {
+ CBC_ResultPoint* top = isLeft ? m_topLeft : m_topRight;
+ FX_INT32 newMinY = (FX_INT32) top->GetY() - missingStartRows;
+ if (newMinY < 0) {
+ newMinY = 0;
+ }
+ newTop = FX_NEW CBC_ResultPoint((FX_FLOAT)top->GetX(), (FX_FLOAT)newMinY);
+ if (isLeft) {
+ newTopLeft = newTop;
+ } else {
+ newTopRight = newTop;
+ }
+ }
+ if (missingEndRows > 0) {
+ CBC_ResultPoint* bottom = isLeft ? m_bottomLeft : m_bottomRight;
+ FX_INT32 newMaxY = (FX_INT32) bottom->GetY() + missingEndRows;
+ if (newMaxY >= m_image->GetHeight()) {
+ newMaxY = m_image->GetHeight() - 1;
+ }
+ newBottom = FX_NEW CBC_ResultPoint((FX_FLOAT)bottom->GetX(), (FX_FLOAT)newMaxY);
+ if (isLeft) {
+ newBottomLeft = newBottom;
+ } else {
+ newBottomRight = newBottom;
+ }
+ }
+ calculateMinMaxValues();
+ CBC_BoundingBox* boundingBox = FX_NEW CBC_BoundingBox(m_image, newTopLeft, newBottomLeft, newTopRight, newBottomRight, e);
+ delete newTop;
+ delete newBottom;
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ return boundingBox;
+}
+void CBC_BoundingBox::setTopRight(CBC_ResultPoint topRight)
+{
+ if (m_topRight) {
+ delete m_topRight;
+ }
+ m_topRight = FX_NEW CBC_ResultPoint(topRight.GetX(), topRight.GetY());
+ calculateMinMaxValues();
+}
+void CBC_BoundingBox::setBottomRight(CBC_ResultPoint bottomRight)
+{
+ if (m_bottomRight) {
+ delete m_bottomRight;
+ }
+ m_bottomRight = FX_NEW CBC_ResultPoint(bottomRight.GetX(), bottomRight.GetY());
+ calculateMinMaxValues();
+}
+FX_INT32 CBC_BoundingBox::getMinX()
+{
+ return m_minX;
+}
+FX_INT32 CBC_BoundingBox::getMaxX()
+{
+ return m_maxX;
+}
+FX_INT32 CBC_BoundingBox::getMinY()
+{
+ return m_minY;
+}
+FX_INT32 CBC_BoundingBox::getMaxY()
+{
+ return m_maxY;
+}
+CBC_ResultPoint* CBC_BoundingBox::getTopLeft()
+{
+ return m_topLeft;
+}
+CBC_ResultPoint* CBC_BoundingBox::getTopRight()
+{
+ return m_topRight;
+}
+CBC_ResultPoint* CBC_BoundingBox::getBottomLeft()
+{
+ return m_bottomLeft;
+}
+CBC_ResultPoint* CBC_BoundingBox::getBottomRight()
+{
+ return m_bottomRight;
+}
+void CBC_BoundingBox::init(CBC_CommonBitMatrix* image, CBC_ResultPoint* topLeft, CBC_ResultPoint* bottomLeft, CBC_ResultPoint* topRight, CBC_ResultPoint* bottomRight)
+{
+ m_topLeft = NULL;
+ m_bottomLeft = NULL;
+ m_topRight = NULL;
+ m_bottomRight = NULL;
+ m_image = image;
+ if (topLeft) {
+ m_topLeft = FX_NEW CBC_ResultPoint(topLeft->GetX(), topLeft->GetY());
+ }
+ if (bottomLeft) {
+ m_bottomLeft = FX_NEW CBC_ResultPoint(bottomLeft->GetX(), bottomLeft->GetY());
+ }
+ if (topRight) {
+ m_topRight = FX_NEW CBC_ResultPoint(topRight->GetX(), topRight->GetY());
+ }
+ if (bottomRight) {
+ m_bottomRight = FX_NEW CBC_ResultPoint(bottomRight->GetX(), bottomRight->GetY());
+ }
+ calculateMinMaxValues();
+}
+void CBC_BoundingBox::calculateMinMaxValues()
+{
+ if (m_topLeft == NULL) {
+ m_topLeft = FX_NEW CBC_ResultPoint(0, m_topRight->GetY());
+ m_bottomLeft = FX_NEW CBC_ResultPoint(0, m_bottomRight->GetY());
+ } else if (m_topRight == NULL) {
+ m_topRight = FX_NEW CBC_ResultPoint((FX_FLOAT)m_image->GetWidth() - 1, (FX_FLOAT)m_topLeft->GetY());
+ m_bottomRight = FX_NEW CBC_ResultPoint((FX_FLOAT)m_image->GetWidth() - 1, (FX_FLOAT)m_bottomLeft->GetY());
+ }
+ m_minX = (FX_INT32) (m_topLeft->GetX() < m_bottomLeft->GetX() ? m_topLeft->GetX() : m_bottomLeft->GetX());
+ m_maxX = (FX_INT32) (m_topRight->GetX() > m_bottomRight->GetX() ? m_topRight->GetX() : m_bottomRight->GetX());
+ m_minY = (FX_INT32) (m_topLeft->GetY() < m_topRight->GetY() ? m_topLeft->GetY() : m_topRight->GetY());
+ m_maxY = (FX_INT32) (m_bottomLeft->GetY() > m_bottomRight->GetY() ? m_bottomLeft->GetY() : m_bottomRight->GetY());
+}
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